[go: up one dir, main page]

CN109911039A - The spare tyre supporting structure of vehicle and the handling method of spare tyre - Google Patents

The spare tyre supporting structure of vehicle and the handling method of spare tyre Download PDF

Info

Publication number
CN109911039A
CN109911039A CN201811389490.3A CN201811389490A CN109911039A CN 109911039 A CN109911039 A CN 109911039A CN 201811389490 A CN201811389490 A CN 201811389490A CN 109911039 A CN109911039 A CN 109911039A
Authority
CN
China
Prior art keywords
spare tire
vehicle
cross member
spare tyre
floor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201811389490.3A
Other languages
Chinese (zh)
Other versions
CN109911039B (en
Inventor
加藤浩二
村松匠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honda Motor Co Ltd
Original Assignee
Honda Motor Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honda Motor Co Ltd filed Critical Honda Motor Co Ltd
Publication of CN109911039A publication Critical patent/CN109911039A/en
Application granted granted Critical
Publication of CN109911039B publication Critical patent/CN109911039B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Body Structure For Vehicles (AREA)

Abstract

本发明提供一种虽然是在后地板的下方搭载有差动装置的车辆,也能够尽量不缩窄后地板的上方空间地使备胎支承于车辆后部的车辆的备胎支承结构及备胎的装卸方法。差动装置(9)配置在后地板(6)的下方。在后地板(6)的下方配置有搭载差动装置(9)的差速器搭载用横梁(7)。在后地板(6)的下表面与差速器搭载用横梁(7)之间设有收容备胎(50)的轮胎收容部(8)。

The present invention provides a spare tire support structure and a spare tire of a vehicle capable of supporting a spare tire on the rear of the vehicle without narrowing the upper space of the rear floor as much as possible despite a vehicle having a differential device mounted below the rear floor method of loading and unloading. The differential device (9) is arranged below the rear floor (6). A differential mounting cross member (7) on which a differential device (9) is mounted is arranged below the rear floor (6). A tire accommodating portion (8) for accommodating a spare tire (50) is provided between the lower surface of the rear floor (6) and the differential mounting beam (7).

Description

The spare tyre supporting structure of vehicle and the handling method of spare tyre
Technical field
The present invention relates to the spare tyre supporting structure of vehicle and the handling methods of spare tyre.
Background technique
F-w-d vehicle a part have rear floor underhung bearing spare tyre structure (for example, referring to Japanese Unexamined Patent Publication 2002-173057).
The spare wheel carrier being made of pole stock etc. is installed on the lower surface on rear floor by the spare tyre supporting structure of this vehicle.Spare tyre The one end of frame can rotatably supported on the lower section on rear floor, and be equipped with the fastener relative to vehicle body in another side. On spare wheel carrier, spare tyre can be loaded laterally.
In above-mentioned spare tyre supporting structure, when dismantling spare tyre from the lower section on rear floor, by the other end of spare wheel carrier The fastener of side is removed from body side, and tilts spare wheel carrier in a manner of making the another side become lower section, in this state Spare tyre is pulled down from the upper surface of spare wheel carrier.In addition, when by the spare tyre lower section installation on floor backward, so that spare wheel carrier is another The mode that end side becomes lower section tilts spare wheel carrier, in this state by spare tyre placing on spare wheel carrier, and by the another of spare wheel carrier One end is lifted and fastener is made to be locked to vehicle body.
If differential gear is configured at the front wheel drive car of front part of vehicle, then knot can be supported using above-mentioned previous spare tyre Structure.However, differential gear becomes barrier in the four-wheel drive vehicle or rear wheel drive vehicle of the lower section configured with differential gear on rear floor Hinder and spare tyre can not be configured in the lower section on rear floor.Therefore, in four-wheel drive vehicle or rear wheel drive vehicle, spare tyre has to configure Upper side on rear floor.Therefore, in this vehicle, since spare tyre is configured at the relationship of the top on rear floor then on floor Baggage room space or article configuration space narrow.
Summary of the invention
The solution of the present invention proposes in view of the foregoing, is although in the lower section on rear floor its purpose is to provide one kind Vehicle equipped with differential gear also can not make spare tyre be supported on vehicle rear to the upper space on floor after constriction as far as possible The spare tyre supporting structure of vehicle and the handling method of spare tyre.
The present invention uses scheme below in order to solve the above problems.
(1) in the spare tyre supporting structure of the vehicle of a scheme of the invention, it is poor which is configured in the lower section on rear floor Dynamic device, wherein the lower section on floor is configured with the differential mechanism carrying crossbeam for carrying the differential gear after described, described The lower surface on floor and the differential mechanism are carried with the tire receiving portion for being equipped with receiving spare tyre between crossbeam afterwards.
In this case, standby with being accommodated in the tire receiving portion between crossbeam in the lower surface on rear floor and differential mechanism carrying Tire.Therefore, although being configured with the vehicle of differential gear in the lower section on rear floor, it can also match in the lower section on rear floor and purchase Tire.
(2) on the basis of above scheme (1), it is also possible to the top of the tire receiving portion on floor after described The lower face side in region is equipped with the protrusion for allowing the configuration of the spare tyre.
In this case, spare tyre can be contained in the top position of vehicle with the amount of the setting protrusion on rear floor. As a result, it can be ensured that the gap of differential gear and ground, and the handling operation of spare tyre is improved simultaneously.
(3) on the basis of above scheme (1) or (2), the lower section for being also possible to the floor after described is equipped with spare wheel carrier, The spare tyre hanger bearing is able to carry out inclination movement operation, the differential in the handling of the spare tyre by the spare wheel carrier Device carrying crossbeam has frame supporting part, in the state of the spare wheel carrier inclined handling posture, this supporting part with it is described Spare wheel carrier abuts to limit the inclination movement of the spare wheel carrier.
In this case, spare tyre is via spare wheel carrier and hanger bearing is in the lower section on rear floor.When dismantling spare tyre, make spare tyre The one end of frame reduces downwards and tilts spare wheel carrier, in this state pulls down spare tyre from spare wheel carrier.At this point, spare wheel carrier Inclination movement is limited by being set to the frame supporting part of differential mechanism carrying crossbeam, so even connecing the end of spare wheel carrier Ground can also maintain spare wheel carrier at the handling posture tilted as predetermined angular.
(4) either in above scheme (1)~(3) on the basis of case, it is also possible to the spare tyre bearing of the vehicle Structure has rear end floor beam, which is configured at the rear portion on the rear floor and supports the rear portion of the spare tyre, described The region opposed with the rear upper surface of the spare tyre in the lower surface of end floor beam is equipped with the rear portion for accommodating the spare tyre afterwards The concave shape portion of a part.
In this case, spare tyre overlaps in the up-down direction with rear end floor beam, therefore spare tyre can be contained in vehicle More top position.It is accordingly possible to ensure the handling operation of the gap on differential gear and ground and raising spare tyre.
(5) on the basis of above scheme (4), it is also possible to be equipped in the concave shape portion approximately along the spare tyre Rear shape and support the bearing surface of the spare tyre.
In this case, the wide model of the rear end upper surface of spare tyre can be steadily supported by the bearing surface of rear end floor beam It encloses.
(6) on the basis of above scheme (5), it is also possible to the differential mechanism described in the ratio of the lower section on the rear floor and takes Side position is configured with the rear floor crossmember for supporting the rear floor on the front with crossbeam for load, and the spare tyre is by the rear end floor beam The bearing surface of lower surface, after described end floor beam and it is described after after described between floor crossmember floor lower surface it is direct It is arranged or the third of the lower surface setting of floor crossmember supports via the second bearing surface of other components setting and after described Face carries out three-point support.
In this case, spare tyre passes through this 3 points of bearing surface, the second bearing surface, third bearing surface being separated from each other steadily It is supported on the lower section on rear floor.
(7) on the basis of above scheme (6), the lower section for being also possible to the floor after described is equipped with spare wheel carrier, the spare tyre The spare tyre hanger bearing is able to carry out inclination movement operation in the handling of the spare tyre by frame, and the spare wheel carrier has: Mobile jib, in lower side the extending radially outward approximately along the spare tyre of the spare tyre;And secondary bar, with the mobile jib knot Merging is extended along the direction that the extending direction with the mobile jib intersects, and the mobile jib and the secondary bar are respectively provided with described in bearing The periphery supporting part of the peripheral part of spare tyre, the periphery supporting part of the mobile jib and the pair adjacent with the periphery supporting part The interval of the periphery supporting part of bar is set to smaller than the diameter of the spare tyre.
In this case, spare tyre by spare wheel carrier mobile jib and secondary bar bearing and hanger bearing in the lower section on rear floor.At this point, The peripheral part of spare tyre is supported by mobile jib and the periphery supporting part of secondary bar, but the interval of adjacent periphery supporting part is set to than standby The diameter of tire is small, therefore in the handling of spare tyre, can prevent spare tyre from falling off between adjacent periphery supporting part.Therefore, exist In the case where using the structure, spare tyre can be steadily loaded and unloaded from defined direction.
(8) either in above scheme (1)~(7) on the basis of case, it is also possible to the lower section on the floor after described Ratio described in differential mechanism carrying crossbeam side position is configured with the floor crossmember that is extended along the width of the car out on the front, it is described differential The front of device is installed on the floor crossmember, and rear portion is installed on the differential mechanism carrying crossbeam, in the differential dress The rear portion set, than the differential gear main body block upper end position downwards offsettingly be equipped with department of assembly, the department of assembly with it is described Differential mechanism is carried to be combined with the lower surface of crossbeam.
In this case, the main body block of differential gear can be made to be overlapped above and below the front side of differential mechanism carrying crossbeam to match It sets.Therefore, in the case where using the structure, the gap between differential gear and ground can be fully ensured.
(9) either in above scheme (1)~(8) on the basis of case, it is also possible to the differential mechanism and carries with horizontal Beam is shaped generally as U-shaped under vehicle rearview observation.
In this case, the supporting member extended downward is installed respectively with the rear frame in left and right and is propped up in this pair The case where differential mechanism carrying crossbeam that the lower end erection of bearing member linearly extends, is compared, and number of components can be cut down.Cause This can be realized the reduction of manufacturing cost in the case where using the structure.
(10) on the basis of above scheme (9), it is also possible to the differential mechanism carrying crossbeam and passes through tabular component shape As hat-shaped cross-section, the both ends of the vehicle width direction of the differential mechanism carrying crossbeam via other coupling members and and vehicle width Side on the inside of the vehicle width direction of the rear frame in direction or so combines.
Differential mechanism carrying is shaped generally as U-shaped under vehicle rearview observation with crossbeam, therefore even if differential mechanism is taken The flange part of the hat-shaped cross-section of load crossbeam is directly welded to the side on the inside of the vehicle width direction of rear frame, due to component interval Narrow relationship, it is also difficult to properly configure soldering appliance in welding position.However, in the case of such a construction, differential mechanism is taken The both ends of the vehicle width direction of load crossbeam via other coupling members and with the side on the inside of the vehicle width direction of rear frame In conjunction with, therefore can ensure the sufficient bond strength between differential mechanism carrying crossbeam and rear frame.
(11) on the basis of above scheme (9) or (10), it is also possible to the differential mechanism carrying crossbeam and passes through plate Component is formed as hat-shaped cross-section, bending section is equipped on the flange part of the vehicle body rear side of hat-shaped cross-section, the bending section is with front end The mode in portion towards the direction deviated from from the tire receiving portion is bent.
In this case, the edge of the flange part of the vehicle body rear side of differential mechanism carrying crossbeam passes through bending section direction The direction deviated from from tire receiving portion, therefore hand is being inserted into when carrying out the handling operation of spare tyre to tire receiving portion, it can keep away The hand for exempting from operator touches the edge of flange part.
(12) either in above scheme (9)~(11) on the basis of case, it is also possible to the differential mechanism and carries use The left and right that both ends of the crossbeam with horizontal part extending along the width of the car and from the horizontal part extend towards outside oblique upper Leg is equipped with the reinforcing rib shape portion vertically extended on the leg of left and right.
In this case, by the punch forming of steel plate can differential mechanism carrying crossbeam easy to form, and pass through reinforcement Muscle shape portion can ensure the high rigidity of the leg of left and right.
(13) on the basis of above scheme (3), it is also possible to the differential mechanism carrying crossbeam and passes through tabular component shape As hat-shaped cross-section, in the differential mechanism carrying with being equipped on crossbeam by the occlusion plate of the opening occlusion of the hat-shaped cross-section, The upper surface of the occlusion plate constitutes the frame supporting part.
In this case, occlusion plate the section of differential mechanism carrying crossbeam is reinforced, and occlude plate prevent mud etc. to Differential mechanism, which carries in the hat-shaped cross-section with crossbeam, to be immersed.In addition, can make to be easily shaped into arbitrary shape by stamping The plate (occlusion plate) of shape has the function of that the immersion for preventing mud etc. from immersing into hat-shaped cross-section prevents and the function of frame supporting part.Cause This can be realized the facilitation of vehicle manufacture in the case where using the structure.
(14) either in above scheme (4)~(7) on the basis of case, it is also possible to the end floor beam after described The vehicle width direction outer fix in the concave shape portion of lower surface, which is fixed with lower end, becomes the curved bar component of jack up point, The open area of the inside of the bending section of the bar component is generally occluded by The lid component.
In this case, the bar component for the vehicle body suspention that the vehicle width direction outer fix in tire receiving portion configures is opened Mouth region domain is generally occluded by The lid component, therefore in the handling of spare tyre, and the hand or article jam that can prevent operator are in vehicle The case where open area of the bar component of body suspention.
(15) either in above scheme (4)~(7), (14) on the basis of case, it is also possible to horizontal in the rear end The vehicle width direction outer fix in the concave shape portion of the lower surface of beam is fixed with the tubular for linking lifting bolt fastening Nut member.
In this case, for the vehicle width direction by the nut member configuration of lifting bolt fastening connection in tire receiving portion Outer fix, therefore in the handling of spare tyre, it is able to suppress the case where nut member becomes the obstacle of handling operation.
(16) it is also possible on the basis of case described either in above scheme (4)~(7), (14), (15) Rear bumper front is installed afterwards, the rear bumper front has a counter-lateral quadrents of left and right configuration in the direction of vehicle width on end floor beam Front block and the center that configuration is between the block of a pair of side front and the width of vehicle width direction is wider than the diameter of the spare tyre Front block, the center front block are configured to load and unload relative to the side front block of left and right.
In this case, the positive center front block disassembly of rear bumper is only just able to carry out to the handling operation of spare tyre. It therefore, can and dismantling rear bumper positive a part of (center front block) in the case where using the structure It is easy to carry out the handling operation of the spare tyre at the lower rear of vehicle.In addition, having dismantled the positive center front of rear bumper In the case where block, the difference of height of the upper surface rear side on floor after capable of eliminating and be easy to carry out luggage etc. relative to rear floor Taking-up is put into.
(17) on the basis of above scheme (16), it is also possible to the spill of the lower surface of end floor beam after described The vehicle width direction outer fix in shape portion is fixed with the nut member of the tubular for linking lifting bolt fastening, in the side The spiral shell that will be surrounded around the rear side of the opening of the nut member is equipped with either in front block and the center front block Female cover portion.
In this case, it is surrounded around the rear side of the opening of nut member by the positive nut cover portion of rear bumper, because This is able to suppress the case where mud or water etc. are immersed to the opening of nut member by nut cover portion.
(18) in the handling method of the spare tyre of the vehicle of a scheme of the invention, which is configured in the lower section on rear floor Differential gear and the differential mechanism for carrying the differential gear, which carry, uses crossbeam, and the lower surface on floor is taken with the differential mechanism after described It carries with the tire receiving portion for being equipped with receiving spare tyre between crossbeam, wherein be configured at described in the rear portion on the rear floor and bearing Rear bumper front is installed on the rear end floor beam at the rear portion of spare tyre, the rear bumper front is formed as such as flowering structure: being had A counter-lateral quadrents front block of left and right configuration and configuration are between a pair of side front block and vehicle width direction in the direction of vehicle width The center front block is configured to relative to described in left and right by the width center front block wider than the diameter of the spare tyre in advance Side front block can load and unload, in the handling of the spare tyre, by the center front block from left and right side front block Disassembly.
In this case, positive a part of (center front block) by disassembly rear bumper, it can be easy to carry out vehicle Lower rear at spare tyre handling operation.
According to the solution of the present invention, it is received due to being equipped with tire between the lower surface on rear floor and differential mechanism carrying crossbeam Appearance portion, so even being to be configured with the vehicle of differential gear in the lower section on rear floor, the upper space on rear floor will not be standby Tire occupies, and spare tyre can be made to be supported on vehicle rear.
In addition, according to the solution of the present invention, can be easy to carry out the handling operation of the spare tyre at the lower rear of vehicle.
Detailed description of the invention
Fig. 1 is the bottom view for eliminating a part of component of the Background Region of the vehicle of one embodiment of the present invention.
Fig. 2 is the rearview for eliminating a part of component of the Background Region of the vehicle of one embodiment of the present invention.
Fig. 3 is the side view for eliminating a part of component of the Background Region of the vehicle of one embodiment of the present invention.
Fig. 4 is the perspective view of the equipped section of the differential gear of one embodiment of the present invention.
Fig. 5 is the section view corresponding with the section V-V of Fig. 4 of the equipped section of the differential gear of one embodiment of the present invention Figure.
Fig. 6 is that the broken section of the vehicle of one embodiment of the present invention splitted at the VI-VI section of Fig. 3 is vertical Body figure.
Fig. 7 is the cross-sectional view for schematically showing the spare tyre supporting structure of the vehicle of one embodiment of the present invention.
Fig. 8 is the perspective view for eliminating a part of component of the Background Region of the vehicle of one embodiment of the present invention.
Fig. 9 is the bottom view for eliminating a part of component of the Background Region of the vehicle of one embodiment of the present invention.
Figure 10 is that the Background Region of the vehicle of one embodiment of the present invention eliminates facing upward for a part of component and spare tyre View.
Figure 11 is the broken section of the vehicle of one embodiment of the present invention splitted at the XI-XI section of Fig. 8 Perspective view.
Figure 12 is the cross-sectional view of the XII-XII line along Fig. 4 of the differential mechanism carrying crossbeam of one embodiment of the present invention.
Figure 13 is the perspective view of the part XIII of Fig. 2 of the vehicle of one embodiment of the present invention.
Figure 14 is the perspective view of the part XIV of Fig. 2 of the vehicle of one embodiment of the present invention.
Figure 15 is the XV direction view of Fig. 1 of the rear end floor beam of one embodiment of the present invention.
Figure 16 is the positive rearview of rear bumper of the vehicle of one embodiment of the present invention.
Figure 17 is the rearview of the side front block of the vehicle of one embodiment of the present invention.
The operation of spare wheel carrier when Figure 18 is the disassembly for the spare tyre for illustrating the vehicle of one embodiment of the present invention The amplification stereogram of vehicle rear.
Figure 19 is the vertical of the vehicle rear for the disassembly sequence for the spare tyre for illustrating the vehicle of one embodiment of the present invention Body figure.
Specific embodiment
Hereinafter, being illustrated based on the drawings one embodiment of the present invention.It should be noted that the suitable position in attached drawing is remembered It is loaded with the arrow LH for being directed toward the left side side of the arrow FR in the front of vehicle, the arrow UP for the top for being directed toward vehicle, direction vehicle.
Fig. 1 is the figure that the Background Region of the vehicle 1 of embodiment is removed the component of a part and is observed from below.Separately Outside, Fig. 2 is the figure for eliminating the vehicle 1 of component of a part observe from the rear, and Fig. 3 is that a part is eliminated from the side of left side Component vehicle 1 figure.
The vehicle 1 of present embodiment is the four-wheel drive from power sources such as engines to front wheels and rear wheels transmitting driving force Vehicle.A pair of of the rear frame 2 substantially extended along vehicle body front-rear direction is configured in the left and right sides at the rear portion of vehicle 1.In left and right The front end of rear frame 2 be provided with middle floor crossmember 3 (floor crossmember) extending along the width of the car.
In addition, the middle section in the front-back direction in the rear frame 2 of left and right is provided with rear ground extending along the width of the car Plate crossbeam 4 is provided with same rear end floor beam 5 extending along the width of the car in the rear end of the rear frame 2 of left and right.In left and right Rear frame 2, rear floor crossmember 4, is bonded to rear floor 6 on rear end floor beam 5 at middle floor crossmember 3, and rear floor 6 is supported by them.
In addition, being provided between the setting position of rear floor crossmember 4 and rear end floor beam 5 in the rear frame 2 of left and right The differential mechanism carrying crossbeam 7 being extended along the width of the car out.As shown in Fig. 2, differential mechanism carrying is observed with crossbeam 7 in vehicle rearview Under be formed as the substantially U-shaped that middle section is recessed downwards.Therefore, in the vehicle width direction in differential mechanism carrying with crossbeam 7 It entreats and is equipped with spatial portion between region and rear floor 6.The spatial portion constitutes tire receiving portion 8.Via spare tyre in tire receiving portion 8 Frame 51 and contain spare tyre 50.
It is configured in the lower section of the middle section on rear floor 6 and distributes the rear-wheel of the power of the driving sources such as engine to the left and right And the differential gear 9 of the rear-wheel transmitted.
Fig. 4 is the figure of the equipped section of differential gear 9 from the right obliquely downward in rear portion, and Fig. 5 is the section V-V indicated with Fig. 4 The figure in corresponding section.
Differential gear 9 is fixed under differential mechanism carrying crossbeam 7 via a pair of of department of assembly 10 with pooling feature Surface.Differential gear 9 includes the main body block 11 in internal storage differential attachment;And it is extended at the rear portion of main body block 11 Back hitch block 12.The transmission shaft (not shown) of driving transmitting is linked in the front surface center of main body block 11.In addition, The side of the left and right of main body block 11 is linked with the axle of rear-wheel (not shown).
Fig. 6 is the perspective view that vehicle 1 is splitted to expression at the VI-VI section of Fig. 3, and Fig. 7 is to configure vehicle 1 There is the schematical cross-sectional view substantially splitted along vehicle width direction at the differential mechanism carrying part of crossbeam 7.
As shown in these figures, it is standby to be formed with permission for the lower face side of the upper area of the tire receiving portion 8 in rear floor 6 The protrusion 13 of the configuration of tire 50.Protrusion 13 under overlook view become approximately along spare tyre 50 peripheral shape substantially The mode of circular shape swells middle section upwards.Other parts of the tire receiving portion 8 relative to rear floor 6 as a result, The amount of protrusion 13 is expanded upwards.
Fig. 8 be remove differential mechanism carrying crossbeam 7 and from the right obliquely downward in rear portion the Background Region of vehicle 1 figure, Fig. 9 It is the figure for equally eliminating the Background Region for observing from below vehicle 1 of differential mechanism carrying crossbeam 7.
Spare wheel carrier 51 has: in the mobile jib 52 that the lower side of spare tyre 50 is substantially extended along the diametrical direction of spare tyre 50;With And the pair extended in conjunction with the extending direction substantial middle of mobile jib 52 along the direction that the extending direction with mobile jib 52 intersects Bar 53.
Mobile jib 52 and secondary bar 53 are formed by metal material, and are mutually welded fixation in cross part.In mobile jib 52 and secondary bar The ora terminalis of the two sides of 53 extending direction is formed with the periphery supporting part for bending and supporting upwards the peripheral part of spare tyre 50 52a、53a。
The end of the extending direction of the periphery supporting part 52a of side is integrally formed with and is bent into substantially U mobile jib 52 at one end The pivotal bearing part 52b of shape.Before pivotal bearing part 52b can rotatably supported on rear floor 6 via support bracket 14 The lower surface in portion region.After spare wheel carrier 51 can be supported on to inclination movement centered on the pivotal bearing part 52b of mobile jib 52 The lower surface on floor 6.
In addition, being integrally formed in the end of the extending direction of the periphery supporting part 52a of the another side of mobile jib 52 curved It is converted into the fastener 52c of substantially U shape.Metal card with insertion slit 15a is integrally installed on fastener 52c Only plate 15.Fastener 52c can be locked to the rear end floor beam 5 of body tail via not androgynous fixed link 16.
As shown in figure 8, fixed link 16 is formed with locking hook 16a in upper end, and locking is screwed in lower end Bolt 17.The locking hook 16a of fixed link 16 is capable of the mounting bracket 18 of the rear surface installation of hanger bearing Yu Hou end floor beam 5. Locking bolt 17 is screwed into the state of by inserting fixed link 16 in the insertion slit 15a of locking plate 15, thus by mobile jib 52 fastener 52c is locked to body tail.Specifically, spare tyre 50 to be laterally placed in the top of spare wheel carrier 51, at this It is screwed by tool by bolt 17 is engaged under state.As a result, by the middle section of spare wheel carrier 51 by floor 6 backward of spare tyre 50 Lower face side compress in the state of, the fastener 52c of mobile jib 52 is constrained via fixed link 16 by rear end floor beam 5.
Here, as shown in figure 9, the pivotal bearing part 52b of one end can rotatably supported on rear floor 6 in mobile jib 52 The central portion of ratio vehicle width direction be biased to the position in left side, the fastener 52c of another side is locked to the ratio vehicle width of rear end floor beam 5 The central portion in direction is biased to the position on right side.Therefore, mobile jib 52 obliquely prolongs relative to the central axis of the vehicle width direction of vehicle body It stretches out.Secondary bar 53 is in conjunction with the substantially central portion of the extending direction of mobile jib 52.The tire centerline of spare tyre 50 is located at secondary bar 53 and master The top of the engaging portion of bar 52.As shown in figure 9, secondary bar 53 vehicle body look up observation under, with the engaging portion combined with mobile jib 52 Centered on and be bent to form.The bending in order to avoid from vehicle body rear load and unload spare tyre 50 when secondary bar 53 periphery supporting part 53a Interfere with spare tyre 50 and is arranged.In the case where secondary bar 53 of present embodiment, as shown in figure 9, relative to secondary bar 53 and mobile jib 52 in conjunction with engaging portion and the extension in the left side of secondary bar 53 bent in a manner of extending along the width of the car.
But the interval L1 of the periphery supporting part 52a of mobile jib 52 and the periphery supporting part 53a of secondary bar 53 adjacent thereto (referring to Fig. 9) is set to smaller than the diameter D of spare tyre 50 (referring to Fig. 9).
Figure 10 is the figure for eliminating spare wheel carrier 51 and spare tyre 50 and observing from below the Background Region of vehicle 1, Figure 11 be The partial cross-sectional perspective view for the vehicle 1 splitted at the XI-XI section of Fig. 8.
As shown in Figure 10, Figure 11, the region opposed with the rear upper surface of spare tyre 50 in the lower surface of rear end floor beam 5 The concave shape portion 19 of a part equipped with the rear portion that is in a concave shape and accommodating spare tyre 50 that is recessed upwards.Concave shape portion 19 is with substantially Be formed as concave curve form along the mode of the shape of the upper half of the rear portion side of spare tyre 50.The inner surface in concave shape portion 19 The bearing surface 19a that upper surface as the posterior central region to spare tyre 50 is supported.It should be noted that in this embodiment party In the case where formula, as shown in Fig. 2, Fig. 8, the whole region of the middle section of the lower surface of rear end floor beam 5 is recessed into recessed upwards Shape.
In addition, as shown in fig. 6, a part in the lower surface on rear floor 6 is equipped with metal tire support plate 20.Wheel Tire support plate 20 is mounted on the inclined of the vehicle width direction between in the lower surface on rear floor 6, rear end floor beam 5 and rear floor crossmember 4 Position to the right.Tire support plate 20 has the bearing surface 20a (the supported to the upper surface that the rear portion of spare tyre 50 is kept right Two bearing surfaces).Bearing surface 20a is located at the upper side for the setting unit that differential mechanism is carried with crossbeam 7.It should be noted that in this reality In the case where applying mode, bearing surface (the second bearing surface) is set to rear floor via the tire support plate 20 as different component 6 lower surface, but bearing surface (the second bearing surface) can also be directly arranged at the lower surface on rear floor 6.
In addition, the lower surface of the position on the left of the deviation of the vehicle width direction of rear floor crossmember 4 is formed as to after spare tyre 50 The bearing surface 4a (third bearing surface) that the upper surface that portion keeps left is supported.Spare tyre 50 via spare wheel carrier 51 and hanger bearing in Afterwards when the lower section on floor 6, the branch of the bearing surface 19a of rear end floor beam 5, the bearing surface 20a of tire support plate 20 and rear floor crossmember 4 Bearing surface 4a carries out three-point support to the upper surface of spare tyre 50.
Figure 12 is the cross-sectional view of the XII-XII line along Fig. 4 of differential mechanism carrying crossbeam 7.
As shown in Fig. 4, Figure 12, differential mechanism carrying crossbeam 7 is formed as big under vehicle rearview observation as described above U-shaped is caused, is extended with horizontal part 7A extending along the width of the car and from the both ends of horizontal part 7A towards outside oblique upper The leg 7B of left and right.In addition, differential mechanism carrying is formed with crossbeam 7 by metal tabular component, and extending direction is substantially whole The section in a region is formed as hat-shaped cross-section.It is equipped in the opening of the hat-shaped cross-section of the horizontal part 7A in center by metal material structure At occlusion plate 21.Plate 21 is occluded to occlude the opening of the hat-shaped cross-section of horizontal part 7A.In addition, being fixed on vehicle body in spare wheel carrier 51 In the state of, occlusion plate 21 has predetermined distance with spare wheel carrier 51 and separates, when spare wheel carrier 51 becomes inclined handling posture, Occlusion plate 21 is abutted with the upper surface of spare wheel carrier 51.In the state of 51 inclined handling posture of spare wheel carrier, the upper of plate 21 is occluded Surface is abutted with spare wheel carrier 51, is thus construed as limiting the frame supporting part of the inclination movement of spare wheel carrier 51.
In addition, being formed with vertically side on leg 7B of the differential mechanism carrying with the left and right of crossbeam 7 as shown in Fig. 4, Figure 12 To the reinforcing rib shape portion 22 of extension.The middle section in the section of the leg 7B in reinforcing rib shape portion 22 is on the outside of vehicle width direction Bulging.The leg 7B of left and right realizes by reinforcing rib shape portion 22 continuous along the vertical direction flexural rigidity, torsional rigid It improves.
In addition, corresponding rear side of the end of each leg 7B of differential mechanism carrying crossbeam 7 by welding etc. and left and right The bottom wall of frame 2 and the side wall on the inside of vehicle width direction combine.But the as shown in fig. 6, ora terminalis of the extending direction in each leg 7B The inboard portion of hat-shaped cross-section metal link plate 23 (coupling member) is installed, which is welded in corresponding Side wall on the inside of the vehicle width direction of rear frame 2.
Figure 13 is the figure of the part corresponding with the part XIII of Fig. 2 of the vehicle 1 from the right obliquely downward in rear portion.
As shown in figure 13, it is equipped on the flange part 7f of the vehicle body rear side of the differential mechanism carrying hat-shaped cross-section of crossbeam 7 The curved bending section 24 in such a way that front end is towards the direction deviated from from tire receiving portion 8.The flange of vehicle body rear side as a result, The direction that the edge direction of portion 7f deviates from from tire receiving portion 8.
In addition, the configuration of differential gear 9 is on the lower section of the equipped section of spare wheel carrier 51 above-mentioned, the right side of the front side of main body block 11 Portion is supported on the lower surface of middle floor crossmember 3 via support rod 25.In addition, the back hitch block 12 of differential gear 9 is to differential Device is carried to be extended with the lower section of the horizontal part 7A of crossbeam 7, and by department of assembly 10 with the lower surface of horizontal part 7A along vehicle Two positions connection of wide direction separation.The left and right that the lower surface of back hitch block 12 and differential mechanism carrying crossbeam 7 is linked The configuration of department of assembly 10 in the position that biases downwards of upper end position of the main body block 11 than differential gear 9.
Figure 14 is the figure of the part corresponding with the part XIV of Fig. 2 of the vehicle 1 from the right obliquely downward in rear portion.
As shown in figure 14, the lower surface of rear end floor beam 5 concave shape portion 19 left side vehicle width direction outer fix, lead to It crosses welding etc. and is fixed with curved bar component 26 of the lower end as jack up point.Bar component 26 from under rear end floor beam 5 The engaging portion that surface combines bends to substantially U-shaped towards vehicle body lower section, and the lower end of bending section becomes jack up point.In bar The The lid component 27 that the open area 26a of the inside of bending section is generally occluded is installed on component 26.
Figure 15 is the XV direction view of Fig. 1 of rear end floor beam 5.
As shown in figure 15, the vehicle width direction outer fix on the right side in the concave shape portion 19 of the lower surface of rear end floor beam 5 is welded The nut member 29 for being fixed with tubular is connect, the nut member 29 is for fastening the lifting bolt 28 used when vehicle is drawn etc. Connection.Nut member 29, which has, to be carved internal thread and is open 29a, and the nut member 29 is with opening 29a towards vehicle body rear side Mode be fixed on rear end floor beam 5.
Figure 16 is the rearview in the rear bumper front 30 of the back-surface side installation of rear end floor beam 5.
Rear bumper front 30 has counter-lateral quadrents front block 30L, 30R for left and right configuration in the direction of vehicle width and in an opposite side The center front block 30C configured between portion front block 30L, 30R.Center front block 30C is configured to relative to the side controlled just Block 30L, 30R can be loaded and unloaded in face.Side front block 30L, 30R and center front block 30C their major part are by resin material It is formed.Side front block 30L, 30R of left and right are shaped generally as L-shaped under backsight observation, configure under the rear portion of vehicle body The corner part of portion side.In contrast, center front block 30C is formed as horizontally extending linear under backsight observation. The width of the vehicle width direction of center front block 30C is set to the diameter D wide than spare tyre 50.It, will in the handling operation of spare tyre 50 Center front block 30C disassembly can be easy to be loaded and unloaded from there through the opening between side front block 30L, 30R of left and right Operation.
Center front block 30C is formed in such a way that side front block 30L, 30R of appearance and left and right become the same face, and It is fastened by bolts and links or be fixedly clamped etc. and be detachably installed on rear end floor beam 5.
Figure 17 is the rearview of the side front block 30R on right side.
As shown in figure 17, the end on the inside of the vehicle width direction of side front block 30R is extended and has and center front block The snap-latch piece 31 of the side end engaging on the right side of 30C.Nut cover portion 32 is formed on snap-latch piece 31, the nut cover portion 32 It will be surrounded around the rear side of the opening 29a of the fixed nut member 29 in the lower surface of rear end floor beam 5.In nut cover portion 32 The corresponding position of the center front block 30C Chong Die with the rear side of the nut cover portion 32 is formed with for nut member 29 The 29a that is open is inserted into bolt insert opening 32a, 30Ca of lifting bolt 28.
Next, 8, Figure 19 referring to Fig.1, illustrate the method for the handling of the spare tyre 50 of the vehicle 1 of present embodiment.Figure 18 is The amplification stereogram of the vehicle rear of operation for the spare wheel carrier 51 when illustrating the disassembly of spare tyre 50, Figure 19 is for illustrating it The perspective view of the vehicle rear of the disassembly sequence of spare tyre 50 afterwards.
It should be noted that spare tyre 50 is laterally lied down and is positioned in the state of lower section of the hanger bearing in rear floor 6 On spare wheel carrier 51.At this point, the rear end of spare wheel carrier 51 engages via fixed link 16 and is fixed on rear end floor beam 5.
From the state dismantle spare tyre 50 in the case where, firstly, only by the center front block 30C in rear bumper front 30 from Vehicle body disassembly.Then, as shown in Figure 18 (A), the locking bolt 17 being screwed into the lower end of fixed link 16 is relaxed by tool, Under the state, as shown in Figure 18 (B), tilt fixed link 16, by the fastener 52c of spare wheel carrier 51 and the engaging of fixed link 16 It releases.Then, fixed link 16 is suitably dismantled from mounting bracket 18.
When dismantling the fastener 52c of spare wheel carrier 51 from body side, spare wheel carrier 51 is with the pivotal bearing part 52b of front end side Centered on, become lateral attitude using rear end side as lower section as shown in Figure 19 (A).At this point, spare wheel carrier 51 holds gear spare tyre 50 Weight and significantly to tilt, but when spare wheel carrier 51 tilts to certain angle, the lower surface of spare wheel carrier 51 and differential mechanism are carried It is abutted with the top (upper surface of occlusion plate 21) of crossbeam 7.As a result, the tilt angle of spare wheel carrier 51 is restricted to certain angle Degree.
Operator is inserted into tire receiving portion 8 from vehicle body rear by hand in this state, as shown in Figure 19 (B), along The upper surface of spare wheel carrier 51 pulls down spare tyre 50 to the lower rear of vehicle 1.Later, operator carries out the replacement operation of spare tyre 50 Deng.
In addition, by the lower section receiving on floor 6 backward of spare tyre 50, it is suitable by the disassembly with above-mentioned spare tyre 50 The opposite sequence of sequence is positioned on spare wheel carrier 51, and the state is kept to lift at the rear portion of spare wheel carrier 51 upwards, and using solid Vehicle body is fixed in the rear portion of spare wheel carrier 51 by fixed pole 16.Then, the center front block 30C in rear bumper front 30 is installed on vehicle Body.
As described above, the spare tyre supporting structure of present embodiment is carried in the lower surface on rear floor 6 and differential mechanism with horizontal Tire receiving portion 8 is equipped between beam 7.Therefore, even the four-wheel drive vehicle of the lower section configuration differential gear 9 on rear floor 6, The upper space on floor 6 will not be occupied by spare tyre 50 afterwards, spare tyre 50 can be supported on vehicle rear.
In the spare tyre supporting structure of present embodiment, the following table of the upper area of the tire receiving portion 8 in rear floor 6 Surface side is equipped with the protrusion 13 for allowing the configuration of spare tyre 50.Therefore, can with rear floor 6 setting protrusion 13 amount and will be standby Tire 50 is contained in the top position of vehicle.Therefore, using the structure, can significantly ensure differential gear 9 with The gap on ground, and the handling operation of spare tyre 50 is improved simultaneously.
In addition, the spare tyre supporting structure of present embodiment is equipped on the top of differential mechanism carrying crossbeam 7 supplies inclined dress Unload the frame supporting part (occlusion plate 21) that the spare wheel carrier 51 of posture abuts.Therefore, in the handling of spare tyre 50, pass through frame supporting part (occlusion plate 21) can limit the tilt angle of spare wheel carrier 51.Therefore, using the structure, even if not making spare wheel carrier 51 end ground connection, can also maintain spare wheel carrier 51 at the handling posture tilted as angle appropriate.
In addition, in the spare tyre supporting structure of present embodiment, in the lower surface of the rear end floor beam 5 of vehicle body and spare tyre The opposed region of 50 rear upper surface is equipped with the concave shape portion 19 for accommodating a part at rear portion of spare tyre 50.Therefore, spare tyre 50 A part overlap in the up-down direction with rear end floor beam 5, spare tyre 50 can be contained in the more top position of vehicle.Cause This, using the structure, it can be ensured that the gap between differential gear 9 and ground, to further increase spare tyre Handling operation.
Moreover, in the present embodiment, being formed in the concave shape portion 19 of rear end floor beam 5 approximately along the rear portion of spare tyre 50 Shape and the bearing surface 19a that the rear portion of spare tyre 50 is supported.Therefore, in the case where using the structure, pass through rear end The bearing surface 19a of crossbeam 5 can steadily support the wide range near the rear end of spare tyre 50.
In addition, being equipped with the bearing surface in the lower surface of rear end floor beam 5 in the spare tyre supporting structure of present embodiment 19a, and the lower surface of the lower surface of the tire support plate 20 between rear end floor beam 5 and rear floor crossmember 4 and rear floor crossmember 4 It is respectively equipped with bearing surface 20a, 4a, three-point support is carried out by the upper surface of above-mentioned bearing surface 19a, 20a, 4a to spare tyre 50. Therefore, in the case where using the structure, spare tyre 50 can steadily be supported in the lower section on rear floor 6.
In addition, the spare tyre supporting structure of present embodiment is formed as such as flowering structure: the mobile jib 52 and secondary bar 53 of spare wheel carrier 51 It combines with intersecting, and spare tyre 50 is supported by the periphery supporting part 52a of mobile jib 52 and the periphery supporting part 53a of secondary bar 53 Peripheral part.Also, the periphery supporting part 52a of mobile jib 52 and the periphery bearing of the secondary bar 53 adjacent with the periphery supporting part 52a The interval L1 of portion 53a is set to smaller than the diameter D of spare tyre 50.Therefore, in the case where the spare tyre supporting structure of present embodiment, The peripheral part of spare tyre 50 is supported by mobile jib 52 and periphery supporting part 52a, 53a of secondary bar 53, but since adjacent periphery supports The interval L1 of portion 52a, 53a are smaller than the diameter D of spare tyre 50, therefore in the handling operation of spare tyre 50, can prevent spare tyre 50 from It falls off between adjacent periphery supporting part 52a, 53a.It therefore, can be from defined direction in the case where using the structure (rear of vehicle 1) steadily loads and unloads spare tyre 50.
In addition, in the spare tyre supporting structure of present embodiment, during the main body block 11 of the toe lateral of differential gear 9 is installed on Floor crossmember 3, and back hitch block 12 is installed on differential mechanism carrying crossbeam 7, on back hitch block 12, than main body block 11 Upper end position downwards offsettingly be equipped with department of assembly 10.Also, the following table for using crossbeam 7 is carried by department of assembly 10 and differential mechanism Face combines, so that the back hitch block 12 of differential gear 9 and differential mechanism carry and linked with crossbeam 7.Therefore, differential gear can be made 9 main body block 11 overlaps above and below the differential mechanism carrying front side of crossbeam 7.Therefore, the case where using the structure Under, it can fully ensure the gap between differential gear 9 and ground.
Moreover, in the spare tyre supporting structure of present embodiment, differential mechanism carrying with crossbeam 7 under vehicle rearview observation with Mode as substantially U-shaped is formed.Therefore, the supporting member that extends downward is installed simultaneously on the rear frame 2 of left and right It compares, can cut down the case where the lower end of above-mentioned supporting member sets up the differential mechanism carrying crossbeam linearly extended Number of components.Therefore, in the case where using the structure, it can be realized the reduction of manufacturing cost.
In addition, differential mechanism carrying crossbeam 7 is formed as by tabular component in the spare tyre supporting structure of present embodiment Hat-shaped cross-section, the both ends of the differential mechanism carrying vehicle width direction of crossbeam 7 vehicle width side with rear frame 2 via link plate 23 Side inwardly combines.The differential mechanism carrying of present embodiment is shaped generally as U-shaped under vehicle rearview observation with crossbeam 7 Shape, therefore, it is difficult to the flange part of hat-shaped cross-section is fixed on the side on the inside of the vehicle width direction of rear frame 2 by spot welding etc.. That is, difficult to arrange for by the side of the flange part of hat-shaped cross-section and rear frame 2 in the vehicle width direction inboard portion of rear frame 2 The soldering appliance of face welding.However, in this case, differential mechanism carries the both ends of the vehicle width direction with crossbeam 7 Portion can ensure that differential mechanism carries and use via link plate 23 and in conjunction with the side on the inside of the vehicle width direction of rear frame 2 Sufficient bond strength between crossbeam 7 and rear frame 2.
In addition, in the spare tyre supporting structure of present embodiment, in the differential mechanism carrying vehicle body of the hat-shaped cross-section of crossbeam 7 The flange part 7f of rear side is equipped with the curved bending section in such a way that front end is towards the direction deviated from from tire receiving portion 8 24.Therefore, the edge of the flange part 7f of the vehicle body rear side of differential mechanism carrying crossbeam 7 is by bending section 24 towards from tire The direction that receiving portion 8 deviates from.Therefore, use the structure in the case where, operator by hand be inserted into tire receiving portion 8 and into When the handling operation of row spare tyre 50, the case where hand of operator touches the edge of flange part 7f can be avoided.
Moreover, differential mechanism carrying crossbeam 7, which has, to be extended along the width of the car in the spare tyre supporting structure of present embodiment Horizontal part 7A and the left and right extended from the both ends of horizontal part 7A towards outside oblique upper leg 7B, left and right leg 7B It is equipped with the reinforcing rib shape portion 22 vertically extended.In the case where using the structure, pass through striking out for steel plate Type can differential mechanism carrying crossbeam 7 easy to form, and by reinforcing rib shape portion 22 can ensure left and right leg 7B height Rigidity.
In addition, differential mechanism carrying crossbeam 7 is formed by tabular component in the spare tyre supporting structure of present embodiment For hat-shaped cross-section, and in a manner of the opening for occluding the hat-shaped cross-section on differential mechanism carrying crossbeam 7 installation occlusion plate 21.And And the upper surface for occluding plate 21 is construed as limiting the frame supporting part of the inclination movement of spare wheel carrier 51.It therefore, can be by occluding plate 21 Reinforce with the section of crossbeam 7 to differential mechanism carrying, and prevent mud simultaneously etc. the hat shape for being immersed in differential mechanism carrying crossbeam 7 In section.In addition, in the present embodiment, making through stamping plate (the occlusion plate for being easily shaped into arbitrary shape 21) having the function of the immersion for preventing mud etc. from immersing into hat-shaped cross-section prevents and the function of frame supporting part, therefore can be realized vehicle The facilitation of the manufacture in portion behind.
In addition, the vehicle in the spare tyre supporting structure of present embodiment, in the concave shape portion 19 of the lower surface of rear end floor beam 5 Wide direction outer fix, which is fixed with lower end, becomes the curved bar component 26 of jack up point, and the bending section of bar component 26 The open area 26a of inside is generally occluded by The lid component 27.Therefore, in the handling operation of spare tyre 50, operation can be prevented The hand or article jam of person is in the situation in the open area 26a of bar component 26.
Moreover, in the case where the spare tyre supporting structure of present embodiment, in the concave shape portion of the lower surface of rear end floor beam 5 19 vehicle width direction outer fix is fixed with the nut member 29 of the tubular for linking the fastening of lifting bolt 28.Therefore, exist When the handling operation of spare tyre 50, it is able to suppress the case where nut member 29 becomes the obstacle of handling operation.
In addition, being formed as in the spare tyre supporting structure of present embodiment such as flowering structure: being installed on rear end floor beam 5 Rear bumper front 30 has counter-lateral quadrents front block 30L, 30R for left and right configuration in the direction of vehicle width and in a counter-lateral quadrents front block The center front block 30C configured between 30L, 30R.Also, the width of the vehicle width direction of center front block 30C forms to compare spare tyre 50 diameter D wide, and center front block 30C is configured to load and unload relative to side front block 30L, 30R of left and right.Cause The center front block 30C disassembly in rear bumper front 30, is only just able to carry out the handling operation of spare tyre 50 by this.Therefore, it is adopting In the case where with the structure, only center front block 30C is dismantled, it will be able to be easy to carry out spare tyre in the lower rear of vehicle 50 handling operation.
In addition, the vehicle in the spare tyre supporting structure of present embodiment, in the concave shape portion 19 of the lower surface of rear end floor beam 5 Wide direction outer fix is fixed with nut member 29, is equipped on the side front block 30R of a side by the opening of nut member 29 The nut cover portion 32 surrounded around the rear side of 29a.Therefore, mud or water etc. are able to suppress by nut cover portion 32 and immerse nut structure The case where opening 29a of part 29.
It should be noted that nut cover portion 32 can be not provided with being set to center front block in side front block 30R 30C。
Moreover, in the handling method of the spare tyre 50 of present embodiment, the center front block 30C in rear bumper front 30 is pre- First it is configured to load and unload relative to side front block 30L, 30R of left and right, in the handling of spare tyre 50, by center front block Side front block 30L, 30R disassembly of the 30C from left and right.
In the case where using the handling method of spare tyre 50 of present embodiment, by the way that center front block 30C is dismantled And it can easily be done the handling operation of the spare tyre 50 at the lower rear of vehicle 1.
It should be noted that the present invention is not limited to above-mentioned embodiment, within the scope of its spirit can Enough carry out various design alterations.For example, the vehicle of above-mentioned embodiment is the driven four-wheel drive vehicle of front wheels and rear wheels, But as long as being to be configured with the vehicle of differential gear in the lower section on rear floor 6, it is also possible to rear wheel drive vehicle.

Claims (18)

1.一种车辆的备胎支承结构,该车辆在后地板的下方配置有差动装置,所述车辆的备胎支承结构的特征在于,1. A spare tire support structure for a vehicle in which a differential gear is arranged below a rear floor, the spare tire support structure for a vehicle characterized by: 在所述后地板的下方配置有搭载所述差动装置的差速器搭载用横梁,A differential mounting cross member on which the differential device is mounted is arranged below the rear floor, 在所述后地板的下表面与所述差速器搭载用横梁之间设有收容备胎的轮胎收容部。A tire accommodating portion for accommodating a spare tire is provided between the lower surface of the rear floor and the differential mounting beam. 2.根据权利要求1所述的车辆的备胎支承结构,其特征在于,2. The spare tire support structure for a vehicle according to claim 1, wherein 在所述后地板的所述轮胎收容部的上方区域的下表面侧设有允许所述备胎的配置的隆起部。On the lower surface side of the upper region of the tire accommodating portion of the rear floor, a raised portion that allows the arrangement of the spare tire is provided. 3.根据权利要求1所述的车辆的备胎支承结构,其特征在于,3. The spare tire support structure of a vehicle according to claim 1, wherein 在所述后地板的下方设有备胎架,该备胎架将所述备胎悬挂支承,且在所述备胎的装卸时能够进行倾斜移动操作,A spare tire rack is provided under the rear floor, the spare tire rack supports the spare tire in suspension, and can be tilted and moved when the spare tire is attached and detached. 所述差速器搭载用横梁具备架支承部,在所述备胎架倾斜的装卸姿态的状态下,该架支承部与所述备胎架抵接来限制该备胎架的倾斜移动。The differential mounting cross member includes a frame support portion that abuts on the spare tire frame and restricts the inclined movement of the spare tire frame in a state in which the spare tire frame is inclined to attach and detach. 4.根据权利要求1所述的车辆的备胎支承结构,其特征在于,4. The spare tire support structure for a vehicle according to claim 1, characterized in that: 所述车辆的备胎支承结构具备后端横梁,该后端横梁配置于所述后地板的后部并支承所述备胎的后部,The spare tire support structure of the vehicle includes a rear cross member that is arranged at a rear portion of the rear floor and supports the rear portion of the spare tire, 在所述后端横梁的下表面中的与所述备胎的后部上表面对置的区域设有容纳所述备胎的后部的一部分的凹形状部。A concave portion for accommodating a part of the rear portion of the spare tire is provided in a region of the lower surface of the rear end cross member facing the upper surface of the rear portion of the spare tire. 5.根据权利要求4所述的车辆的备胎支承结构,其特征在于,5. The spare tire support structure for a vehicle according to claim 4, wherein 在所述凹形状部设有大致沿着所述备胎的后部形状并支承该备胎的支承面。The recessed portion is provided with a support surface that substantially follows the shape of the rear portion of the spare tire and supports the spare tire. 6.根据权利要求5所述的车辆的备胎支承结构,其特征在于,6. The spare tire support structure for a vehicle according to claim 5, wherein 在所述后地板的下方的比所述差速器搭载用横梁靠前方侧位置配置有支承所述后地板的后地板横梁,A rear floor cross member that supports the rear floor is arranged at a position on the front side of the differential mounting cross member below the rear floor. 所述备胎由所述后端横梁的下表面的所述支承面、在所述后端横梁与所述后地板横梁之间的所述后地板的下表面直接设置或经由其他构件设置的第二支承面、以及在所述后地板横梁的下表面设置的第三支承面进行三点支承。The spare tire is provided by the supporting surface of the lower surface of the rear cross member, and the first surface provided directly or via other components on the lower surface of the rear floor between the rear cross member and the rear floor cross member. Two support surfaces and a third support surface provided on the lower surface of the rear floor cross member perform three-point support. 7.根据权利要求6所述的车辆的备胎支承结构,其特征在于,7. The spare tire support structure for a vehicle according to claim 6, wherein 在所述后地板的下方设有备胎架,该备胎架将所述备胎悬挂支承,且在所述备胎的装卸时能够进行倾斜移动操作,A spare tire rack is provided under the rear floor, the spare tire rack supports the spare tire in suspension, and can be tilted and moved when the spare tire is attached and detached. 所述备胎架具备:The spare tire carrier has: 主杆,其在所述备胎的下方侧大致沿着所述备胎的径向延伸出;以及a main rod extending substantially in the radial direction of the spare tire on the lower side of the spare tire; and 副杆,其与所述主杆结合并沿着与该主杆的延伸方向交叉的方向延伸出,a secondary rod, which is combined with the main rod and extends in a direction intersecting with the extending direction of the main rod, 所述主杆和所述副杆分别具有支承所述备胎的外周部的外周支承部,The main rod and the sub-rod respectively have outer peripheral support parts for supporting the outer peripheral part of the spare tire, 所述主杆的所述外周支承部和与该外周支承部相邻的所述副杆的所述外周支承部的间隔设定得比所述备胎的直径小。An interval between the outer peripheral support portion of the main rod and the outer peripheral support portion of the sub-rod adjacent to the outer peripheral support portion is set to be smaller than the diameter of the spare tire. 8.根据权利要求1所述的车辆的备胎支承结构,其特征在于,8. The spare tire support structure for a vehicle according to claim 1, characterized in that, 在所述后地板的下方的比所述差速器搭载用横梁靠前方侧位置配置有沿车宽方向延伸出的地板横梁,A floor cross member extending in the vehicle width direction is arranged below the rear floor at a position on the front side of the differential mounting cross member. 所述差动装置的前部安装于所述地板横梁,并且后部安装于所述差速器搭载用横梁,The front part of the differential gear is attached to the floor cross member, and the rear part is attached to the differential mounting cross member, 在所述差动装置的后部,比该差动装置的主体块的上端位置向下方偏置地设有装配部,At the rear of the differential gear, a fitting portion is provided so as to be offset downward from the upper end position of the main body block of the differential gear. 该装配部与所述差速器搭载用横梁的下表面结合。The fitting portion is coupled to the lower surface of the differential mounting cross member. 9.根据权利要求1所述的车辆的备胎支承结构,其特征在于,9. The spare tire support structure for a vehicle according to claim 1, characterized in that, 所述差速器搭载用横梁在车辆后视观察下形成为大致U字状。The cross member for mounting a differential is formed in a substantially U-shape in a rear view of the vehicle. 10.根据权利要求9所述的车辆的备胎支承结构,其特征在于,10. The spare tire support structure for a vehicle according to claim 9, wherein, 所述差速器搭载用横梁通过板状构件形成为帽状截面,The differential mounting beam is formed into a hat-shaped cross-section by a plate-shaped member, 所述差速器搭载用横梁的车宽方向的两端部经由其他的连结构件而与车宽方向左右的后侧框架的车宽方向内侧的侧面结合。Both ends in the vehicle width direction of the differential mounting cross member are coupled to side surfaces on the vehicle width direction inner side of the left and right rear side frames in the vehicle width direction via other connecting members. 11.根据权利要求9所述的车辆的备胎支承结构,其特征在于,11. The spare tire support structure for a vehicle according to claim 9, wherein, 所述差速器搭载用横梁通过板状构件形成为帽状截面,在帽状截面的车身后方侧的凸缘部上设有弯曲部,该弯曲部以前端部朝向从所述轮胎收容部背离的方向的方式弯曲。The differential mounting beam is formed into a hat-shaped cross-section by a plate-shaped member, and a flange portion of the hat-shaped cross-section on the rear side of the vehicle body is provided with a bent portion, the bent portion being away from the tire housing portion in a front end direction. the direction of the bend in the way. 12.根据权利要求9所述的车辆的备胎支承结构,其特征在于,12. The spare tire support structure for a vehicle according to claim 9, wherein, 所述差速器搭载用横梁具有沿车宽方向延伸的水平部和从该水平部的两端部朝向外侧斜上方延伸的左右的腿部,The differential mounting cross member has a horizontal portion extending in the vehicle width direction, and left and right leg portions extending obliquely upward from both ends of the horizontal portion, 在左右的所述腿部上设有沿上下方向延伸的加强筋形状部。A rib-shaped portion extending in the vertical direction is provided on the left and right leg portions. 13.根据权利要求3所述的车辆的备胎支承结构,其特征在于,13. The spare tire support structure for a vehicle according to claim 3, wherein, 所述差速器搭载用横梁通过板状构件形成为帽状截面,The differential mounting beam is formed into a hat-shaped cross-section by a plate-shaped member, 在所述差速器搭载用横梁上安装有将所述帽状截面的开口闭塞的闭塞板,A blocking plate for blocking the opening of the hat-shaped cross-section is attached to the differential mounting cross member, 所述闭塞板的上表面构成所述架支承部。The upper surface of the blocking plate constitutes the frame support portion. 14.根据权利要求4所述的车辆的备胎支承结构,其特征在于,14. The spare tire support structure for a vehicle according to claim 4, wherein 在所述后端横梁的下表面的所述凹形状部的车宽方向外侧位置固定有下端成为车身悬吊点的弯曲的杆构件,A curved rod member whose lower end serves as a suspension point of the vehicle body is fixed to the outer position in the vehicle width direction of the concave portion on the lower surface of the rear cross member, 所述杆构件的弯曲部的内侧的开口区域由盖构件大体上闭塞。The open area of the inner side of the curved portion of the lever member is substantially closed by the cover member. 15.根据权利要求4所述的车辆的备胎支承结构,其特征在于,15. The spare tire support structure for a vehicle according to claim 4, wherein, 在所述后端横梁的下表面的所述凹形状部的车宽方向外侧位置固定有用于将吊环螺栓紧固连结的筒状的螺母构件。A cylindrical nut member for fastening an eye bolt is fixed to an outer position in the vehicle width direction of the concave portion on the lower surface of the rear cross member. 16.根据权利要求4~7、14、15中任一项所述的车辆的备胎支承结构,其特征在于,16. The spare tire support structure for a vehicle according to any one of claims 4 to 7, 14, and 15, characterized in that: 在所述后端横梁上安装有后保险杠正面,A rear bumper front is mounted on the rear cross member, 所述后保险杠正面具备在车宽方向左右配置的一对侧部正面块和配置在一对所述侧部正面块之间且车宽方向的宽度比所述备胎的直径宽的中央正面块,The rear bumper front includes a pair of side front blocks disposed left and right in a vehicle width direction, and a center front disposed between the pair of side front blocks and having a width in the vehicle width direction wider than a diameter of the spare tire piece, 所述中央正面块构成为相对于左右的所述侧部正面块能够装卸。The said center front block is comprised so that attachment and detachment with respect to the said side part front block on either side may be possible. 17.根据权利要求16所述的车辆的备胎支承结构,其特征在于,17. The spare tire support structure for a vehicle according to claim 16, wherein, 在所述后端横梁的下表面的所述凹形状部的车宽方向外侧位置固定有用于将吊环螺栓紧固连结的筒状的螺母构件,A cylindrical nut member for fastening eye bolts is fixed to an outer position in the vehicle width direction of the concave portion on the lower surface of the rear cross member. 在所述侧部正面块和所述中央正面块中的任一方设有将所述螺母构件的开口的后方侧周围包围的螺母罩部。The nut cover part which surrounds the rear side periphery of the opening of the said nut member is provided in any one of the said side part front block and the said center front block. 18.一种车辆的备胎的装卸方法,该车辆在后地板的下方配置有差动装置和搭载该差动装置的差速器搭载用横梁,18. A method for attaching and detaching a spare tire of a vehicle, wherein a differential device and a differential mounting cross member on which the differential device is mounted are arranged below a rear floor, 在所述后地板的下表面与所述差速器搭载用横梁之间设有收容备胎的轮胎收容部,A tire accommodating portion for accommodating a spare tire is provided between the lower surface of the rear floor and the differential mounting beam, 所述车辆的备胎的装卸方法的特征在于,The method of loading and unloading the spare tire of the vehicle is characterized in that: 在配置于所述后地板的后部并支承所述备胎的后部的后端横梁上安装后保险杠正面,A rear bumper front is attached to a rear cross member that is arranged at the rear of the rear floor and supports the rear of the spare tire, 将所述后保险杠正面形成为如下结构:具备在车宽方向左右配置的一对侧部正面块和配置在一对所述侧部正面块之间且车宽方向的宽度比所述备胎的直径宽的中央正面块,The rear bumper front is configured to include a pair of side front blocks arranged left and right in a vehicle width direction, and a pair of side front blocks arranged between the pair of side front blocks and having a width in the vehicle width direction larger than that of the spare tire the diameter of the wide central frontal block, 预先将所述中央正面块构成为相对于左右的所述侧部正面块能够装卸,The center front block is configured to be detachable from the left and right side front blocks in advance, 在所述备胎的装卸时,将所述中央正面块从左右的所述侧部正面块拆卸。When attaching and detaching the spare tire, the center front block is detached from the left and right side front blocks.
CN201811389490.3A 2017-12-12 2018-11-21 Spare tire support structure for vehicle and method for attaching and detaching spare tire Expired - Fee Related CN109911039B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017237691A JP6557915B2 (en) 2017-12-12 2017-12-12 Spare tire support structure for vehicle and spare tire removal method
JP2017-237691 2017-12-12

Publications (2)

Publication Number Publication Date
CN109911039A true CN109911039A (en) 2019-06-21
CN109911039B CN109911039B (en) 2022-04-22

Family

ID=66959786

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811389490.3A Expired - Fee Related CN109911039B (en) 2017-12-12 2018-11-21 Spare tire support structure for vehicle and method for attaching and detaching spare tire

Country Status (2)

Country Link
JP (1) JP6557915B2 (en)
CN (1) CN109911039B (en)

Citations (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0248274A (en) * 1988-08-08 1990-02-19 Mazda Motor Corp Rear wheel steering device for vehicle
US20040185766A1 (en) * 2003-03-18 2004-09-23 Honda Motor Co., Ltd. Air conditioning duct arrangement for vehicle
CN1751938A (en) * 2004-09-21 2006-03-29 铃木株式会社 Tail end structure of automobile body
JP2006088785A (en) * 2004-09-22 2006-04-06 Suzuki Motor Corp Rear body structure of the vehicle
JP2006123708A (en) * 2004-10-28 2006-05-18 Suzuki Motor Corp Differential mount mounting structure for automobiles
JP2008265689A (en) * 2007-04-25 2008-11-06 Mazda Motor Corp Reducing agent tank arrangement structure in vehicle
JP2009035166A (en) * 2007-08-02 2009-02-19 Nissan Motor Co Ltd Fuel tank arrangement structure
CN201506399U (en) * 2009-08-07 2010-06-16 浙江吉利汽车研究院有限公司 The limit structure of the spare tire of the car
US20100314422A1 (en) * 2009-06-12 2010-12-16 Honda Motor Co., Ltd. Vehicle body rear part structure
US8033353B2 (en) * 2007-11-30 2011-10-11 Nissan Motor Co., Ltd. Canister mounting structure
CN102259668A (en) * 2010-05-26 2011-11-30 铃木株式会社 Structure for lower part of rear vehicle body
CN102452308A (en) * 2010-10-26 2012-05-16 马自达汽车株式会社 Battery mounting structure of electromotive vehicle
CN102555750A (en) * 2010-12-28 2012-07-11 铃木株式会社 Motor mount structure for electric vehicle
CN102555749A (en) * 2010-12-13 2012-07-11 铃木株式会社 Motor mounting structure of electric vehicle
CN102785714A (en) * 2012-07-18 2012-11-21 奇瑞汽车股份有限公司 Reinforcing structure of saloon car rear floor spare wheel groove
CN203902709U (en) * 2014-05-05 2014-10-29 北京汽车股份有限公司 Spare tire storage structure and vehicle
CN204150134U (en) * 2013-08-09 2015-02-11 福特环球技术公司 Spare tyre collision management system
CN104742988A (en) * 2015-02-26 2015-07-01 中国重汽集团济南动力有限公司 Hydraulic lifting system
CN204586472U (en) * 2015-04-30 2015-08-26 周遵刚 A kind of five electrocar layout structures
CN106467018A (en) * 2015-08-18 2017-03-01 铃木株式会社 The assembling structure of vehicle fuel gas tank
CN206579724U (en) * 2017-02-21 2017-10-24 北京汽车研究总院有限公司 A kind of spare tyre fixed structure and automobile

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5739250Y2 (en) * 1978-09-29 1982-08-30
JP2009279993A (en) * 2008-05-20 2009-12-03 Nissan Motor Co Ltd Support structure for power transmission mechanism
JP2015123827A (en) * 2013-12-26 2015-07-06 ダイハツ工業株式会社 Spare tire holding structure of vehicle

Patent Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0248274A (en) * 1988-08-08 1990-02-19 Mazda Motor Corp Rear wheel steering device for vehicle
US20040185766A1 (en) * 2003-03-18 2004-09-23 Honda Motor Co., Ltd. Air conditioning duct arrangement for vehicle
CN1751938A (en) * 2004-09-21 2006-03-29 铃木株式会社 Tail end structure of automobile body
JP2006088785A (en) * 2004-09-22 2006-04-06 Suzuki Motor Corp Rear body structure of the vehicle
JP2006123708A (en) * 2004-10-28 2006-05-18 Suzuki Motor Corp Differential mount mounting structure for automobiles
JP2008265689A (en) * 2007-04-25 2008-11-06 Mazda Motor Corp Reducing agent tank arrangement structure in vehicle
JP2009035166A (en) * 2007-08-02 2009-02-19 Nissan Motor Co Ltd Fuel tank arrangement structure
US8033353B2 (en) * 2007-11-30 2011-10-11 Nissan Motor Co., Ltd. Canister mounting structure
US20100314422A1 (en) * 2009-06-12 2010-12-16 Honda Motor Co., Ltd. Vehicle body rear part structure
CN101920727A (en) * 2009-06-12 2010-12-22 本田技研工业株式会社 rear body structure
CN201506399U (en) * 2009-08-07 2010-06-16 浙江吉利汽车研究院有限公司 The limit structure of the spare tire of the car
CN102259668A (en) * 2010-05-26 2011-11-30 铃木株式会社 Structure for lower part of rear vehicle body
CN102452308A (en) * 2010-10-26 2012-05-16 马自达汽车株式会社 Battery mounting structure of electromotive vehicle
CN102555749A (en) * 2010-12-13 2012-07-11 铃木株式会社 Motor mounting structure of electric vehicle
CN102555750A (en) * 2010-12-28 2012-07-11 铃木株式会社 Motor mount structure for electric vehicle
CN102785714A (en) * 2012-07-18 2012-11-21 奇瑞汽车股份有限公司 Reinforcing structure of saloon car rear floor spare wheel groove
CN204150134U (en) * 2013-08-09 2015-02-11 福特环球技术公司 Spare tyre collision management system
CN203902709U (en) * 2014-05-05 2014-10-29 北京汽车股份有限公司 Spare tire storage structure and vehicle
CN104742988A (en) * 2015-02-26 2015-07-01 中国重汽集团济南动力有限公司 Hydraulic lifting system
CN204586472U (en) * 2015-04-30 2015-08-26 周遵刚 A kind of five electrocar layout structures
CN106467018A (en) * 2015-08-18 2017-03-01 铃木株式会社 The assembling structure of vehicle fuel gas tank
CN206579724U (en) * 2017-02-21 2017-10-24 北京汽车研究总院有限公司 A kind of spare tyre fixed structure and automobile

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张继宗: "浅谈车辆评估方法", 《吉林交通科技》 *

Also Published As

Publication number Publication date
JP6557915B2 (en) 2019-08-14
CN109911039B (en) 2022-04-22
JP2019104357A (en) 2019-06-27

Similar Documents

Publication Publication Date Title
US8469430B2 (en) Automotive rear body structure
US8002064B2 (en) Frame structure of automotive vehicle
CN106515855B (en) Back structure of vehicle body
EP1749731B1 (en) Vehicle rear body structure of an automotive vehicle and mounting method therefor
US6877754B2 (en) Rear suspension connecting part structure under the floor of a vehicle
CN109484489B (en) Vehicle body structure of electric vehicle
JP2001191945A (en) Front suspension member
KR100501598B1 (en) Working vehicle having a front loader and boom structure of the front loader
JP3477409B2 (en) Rear floor structure of vehicle body
CN109911039A (en) The spare tyre supporting structure of vehicle and the handling method of spare tyre
US9849854B2 (en) Work vehicle
CN109895854B (en) Vehicle body structure
KR20180078137A (en) Improving method for small pick-up truck cargo bed and thereof small pick-up truck cargo bed
JP2006168422A (en) Bumper frame structure of vehicle
JP5581297B2 (en) Hull rear
US12139002B2 (en) Battery mounting part support structure of vehicle
KR20090109924A (en) Trailer hitch
JP2007126079A (en) Automobile
CN213228867U (en) Suspension cross beam structure and automobile
JP2000344169A (en) Motorcycle body frame
CN219406055U (en) Trailer hook mounting structure and vehicle
US20220315108A1 (en) Subframe
JP2000110190A (en) Stand storage structure for detachable front loader
CN219134296U (en) Frame of electric vehicle and electric vehicle
US10518810B2 (en) Chassis for self-propelled operating machines

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20220422

CF01 Termination of patent right due to non-payment of annual fee