CN203623701U - Bogie and axle box suspending and locating device thereof - Google Patents
Bogie and axle box suspending and locating device thereof Download PDFInfo
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- CN203623701U CN203623701U CN201320823384.8U CN201320823384U CN203623701U CN 203623701 U CN203623701 U CN 203623701U CN 201320823384 U CN201320823384 U CN 201320823384U CN 203623701 U CN203623701 U CN 203623701U
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Abstract
The utility model discloses an axle box suspending and locating device of a railway vehicle. The axle box suspending and locating device comprises a guide post assembly. The guide post assembly comprises a fixed end and a free end, wherein the fixed end is connected with a framework of the railway vehicle, and the free end is capable of telescoping in an opening of an axle box. An elastic locating component is arranged in the opening and is used for limiting movements of the free end relative to the framework in the vehicle running direction. Through the arrangement of the elastic locating component, the axle box suspending and locating device can have large locating rigidity. The utility model further provides a bogie provided with the axle box suspending and locating device.
Description
Technical field
The utility model relates to bogie technique field, particularly a kind of hanging and locating device of axle box.The utility model also relates to a kind of bogie truck with above-mentioned hanging and locating device of axle box.
Background technology
Please refer to Fig. 1 to Fig. 2, the structural representation that Fig. 1 is a kind of typical bogie truck; Fig. 2 is the lateral plan of bogie truck shown in Fig. 1.
Bogie truck is the important structure of guideway vehicle, adopt two stage suspension device, be hanging and locating device of axle box 500 and central mounting registration device 400, for transmitting the load of car body and wheel-rail interaction, mainly comprise framework 100, bolster 200, wheel to 300, axle box 600 etc., the more than 100 locomotive load of framework by hanging and locating device of axle box 500 pass to successively wheel to 300 until rail.Each suspension gear all has the locating stiffness of vertical, longitudinal, horizontal three directions, and the Proper Match horizontal, longitudinal register rigidity of hanging and locating device of axle box 500 is important guarantees of vehicle straight line High-speed running stability and curve negotiating safety.
When vehicle straight line is run at high speed, hanging and locating device of axle box 500 need to have larger longitudinal register rigidity, to suppress wheel to 300 serpentine locomotions, larger located lateral rigidity also can suppress wheel to a certain extent to 300 serpentine locomotions, but impact is little compared with longitudinal register rigidity; When curve driving, horizontal, longitudinal register rigidity all should not be excessive, to reduce wheel to the angle of attack as far as possible, alleviates wheeling edge wearing and wheel-rail noise.The characteristic of comprehensive vehicle straight-line travelling and curve driving, should make the locating stiffness of hanging and locating device of axle box 500 larger, especially longitudinal register rigidity.
Please refer to Fig. 3, the structural representation that Fig. 3 is a kind of typical hanging and locating device of axle box.
Hanging and locating device of axle box 500 mainly comprises guide pillar assembly 510, journal box spring 501, rubber steady arm 502 etc.Guide pillar assembly 510 mainly comprises guide pillar 503, can also comprise the miscellaneous part being connected with guide pillar 503, as the locking flap seat 504 in Fig. 3, connects the bolt 505 of guide pillar 503 and locking flap seat 504 etc.; Guide pillar assembly 510 bears the load on framework 100, passes to axle box 600 by journal box spring 501 and 502 liang of paths of rubber steady arm.In the process of empty wagons operating mode and loaded vehicle change working, guide pillar assembly 510 moves with journal box spring 501, likely stretch out axle box 600 outsides, therefore, axle box 600 is provided with the opening stretching out for guide pillar assembly 510, guide pillar assembly 510 has the free end that can stretch in axle box 600 openings, and for the guide pillar assembly 510 only with guide pillar 503, its free end is one end of guide pillar 503.
Please refer to Fig. 4 and Fig. 5, Fig. 4 is the location schematic diagram of hanging and locating device of axle box shown in Fig. 3 in the time of empty wagons; Fig. 5 is the location schematic diagram of hanging and locating device of axle box shown in Fig. 3 in the time of loaded vehicle.
As shown in Figure 4, when empty wagons, load is less, and journal box spring 501 makes the state of rubber steady arm 502 in upwards stretching; As shown in Figure 5, when loaded vehicle, load is larger, and journal box spring 501 and rubber steady arm 502 are simultaneously in the state to lower compression.This hanging and locating device of axle box 500 has journal box spring 501 and rubber steady arm 502, is conducive to improve empty wagons natural bow, reduces empty and load amount of deflection poor, improves the dynamic performance of vehicle.
In addition, the opening of above-mentioned axle box 600 should have large-size, to avoid guide pillar assembly 510 in the time that framework 100 rotates and axle box 600 collides with, makes guide pillar assembly 510 and axle box 600 rigidity location, thereby guarantees vehicle operating safety.
But above-mentioned hanging and locating device of axle box 500 has following shortcoming:
The first, the locating stiffness of guide pillar assembly 510 is less, and especially when empty wagons operating mode, rubber steady arm 502 is in extended state, the safety while reducing vehicle operating;
The second, when axle box 600 is in the time that axletree rotates, guide pillar assembly 510 is together rotation also, thereby drives rubber steady arm 502 to rotate, and himself form is changed, locating stiffness further loss, especially longitudinal register rigidity;
The 3rd, the distortion of rubber steady arm 502 also can produce moment of flexure to guide pillar assembly 510, make guide pillar assembly 510 in the point of connection take itself and framework 100 cantilever position as fixed end, guide pillar assembly 510 root strained conditiones are poor, unfavorable to structure, reduce its service life.
Therefore, how to make hanging and locating device of axle box 500 there is larger locating stiffness, and strained condition preferably, thereby extend its service life, be those skilled in the art's technical issues that need to address.
Utility model content
The purpose of this utility model is for providing a kind of hanging and locating device of axle box, and this hanging and locating device of axle box has larger locating stiffness, and strained condition preferably, thereby service life is longer.Another object of the present utility model is for providing a kind of bogie truck with above-mentioned hanging and locating device of axle box.
For solving the problems of the technologies described above, the utility model provides a kind of hanging and locating device of axle box of guideway vehicle, comprises guide pillar assembly and is connected in the elastic positioner between described guide pillar assembly and the axle box of described guideway vehicle; Described guide pillar assembly comprises the fixed end being connected with the framework of described guideway vehicle, and free end that can be flexible in the opening of described axle box, in described opening, be provided with the elasticity positioning element that is positioned at described elastic positioner below, described elasticity positioning element limits the movement along described vehicle heading with respect to described framework of described free end.
The setting of this elasticity positioning element has following advantage:
First, it directly acts on the free end of guide pillar assembly, from lever principle, this elasticity positioning element has the larger location arm of force (guide pillar assembly free end is to the vertical distance of fixed end) to the detent force of guide pillar assembly, this detent force is larger with the common location moment of flexure producing of the location arm of force, also the free end of guide pillar assembly is difficult for being subjected to displacement at the relative fixed end of vehicle heading, its locating stiffness is larger, and locating effect is better;
Second, make the strained condition of guide pillar assembly change two ends simply-supported state into by cantilever position, guide pillar assembly is all stressed states of fixed end and movable end by the stressed state-transition of fixed end only, and the fixed end that slows down guide pillar assembly is stressed, avoids its stressed concentrating and structural failure; And this elasticity positioning element has the ability of certain elastic deformation, provide certain locating stiffness; Meanwhile, can prevent that guide pillar assembly from contacting with axle box generation rigidity, and then protect guide pillar assembly not collided with, extend the service life of guide pillar assembly.
Preferably, described elasticity positioning element and described guide pillar assembly have predetermined gap.
This elasticity positioning element can have predetermined gap with guide pillar assembly, to avoid guide pillar assembly vertical when mobile, and itself and the friction of elasticity positioning element and destroy guide pillar assembly; Also play and do not interfere the vertical movement of guide pillar assembly, guarantee the effect of the normal work of hanging and locating device of axle box.
Preferably, described elasticity positioning element comprises that central authorities have perforate, and the fixing elasticity locating piece of relatively described axle box, described elasticity locating piece is the oval plate body that minor axis is parallel to described vehicle heading, the internal perisporium laminating of its periphery wall and described opening, the internal perisporium of described perforate and described guide pillar assembly have described predetermined gap.
So, on improving the basis of guide pillar assembly longitudinal register rigidity, do not increase located lateral rigidity as far as possible, both improved stability and the safety of vehicle high-speed straight-line travelling, do not affect again its curving performance.
Preferably, described elasticity positioning element comprises that central authorities have perforate, and the fixing elasticity locating piece of relatively described axle box, the periphery wall of described elasticity locating piece and the laminating of the internal perisporium of described opening, the internal perisporium of described perforate and described guide pillar assembly have described predetermined gap; Described elasticity locating piece has breach, and described breach is distributed in the both sides of described guideway vehicle travel direction.
Preferably, between described elasticity positioning element and described guide pillar assembly, be provided with abrasionproof parts; Described abrasionproof parts are fixedly connected on described elasticity positioning element, and have described predetermined gap with described guide pillar assembly.
Guide pillar assembly is relative to axle box is vertical while moving; also the vertical movement of relative resilient positioning element; this abrasionproof component protection elasticity positioning element self does not does not wear and tear; and; at abrasionproof component wear to after to a certain degree; can also be changed to bring into play better abrasionproof effect, do not damaged elasticity positioning element.
Preferably, described abrasionproof parts comprise the abrasion sleeve of guide pillar assembly described in overcoat; The internal perisporium of described abrasion sleeve and described guide pillar assembly have predetermined gap, and periphery wall and described elasticity positioning element are fixed.
Preferably, described abrasion sleeve is connected with the interference of described elasticity positioning element.
Preferably, described elasticity positioning element comprises elasticity locating piece, and described elasticity locating piece has interior metallic sheath, outer metallic sheath, and the elastic component being fixedly connected with between the two, with the two; Described interior metallic sheath is fixedly connected with described abrasionproof parts, and the relatively described axle box of described outer metallic sheath is fixed.
Interior metallic sheath and outer metallic sheath play protection and the effect of locating to elastic component, have both overcome the shortcoming that elastic component hardness is lower, make full use of again the good advantage of its elasticity, realize well the positioning action to guide pillar assembly.
Preferably, described outer metallic sheath comprises the outer race section with the laminating of described opening internal perisporium, and to described open outer side turnover, with the valgus of described axle box diapire laminating, described outer metallic sheath removably connects by described valgus and described axle box.
Preferably, also comprise spring washer and bolt, described bolt screws in described spring washer, described valgus and described axle box successively, and tightens up three.
Preferably, described free end has flanging, when described guide pillar assembly is positioned at its stroke top, described flanging can with described elasticity positioning element or the engagement of described abrasionproof parts.
The utility model also provides a kind of hanging and locating device of axle box, comprise guide pillar assembly, described guide pillar assembly comprises the fixed end being connected with the framework of described guideway vehicle, and free end that can be flexible in the opening of described axle box, in described opening, be provided with elasticity positioning element, described elasticity positioning element contacts with described axle box, and described elasticity positioning element limits the movement along described vehicle heading with respect to described framework of described free end.
This hanging and locating device of axle box also has following advantage:
First, it directly acts on the free end of guide pillar assembly, from lever principle, this elasticity positioning element has the larger location arm of force (guide pillar assembly free end is to the vertical distance of fixed end) to the detent force of guide pillar assembly, this detent force is larger with the common location moment of flexure producing of the location arm of force, also the free end of guide pillar assembly is difficult for being subjected to displacement at the relative fixed end of vehicle heading, its locating stiffness is larger, and locating effect is better;
Second, make the strained condition of guide pillar assembly change two ends simply-supported state into by cantilever position, guide pillar assembly is all stressed states of fixed end and movable end by the stressed state-transition of fixed end only, and the fixed end that slows down guide pillar assembly is stressed, avoids its stressed concentrating and structural failure; And this elasticity positioning element has the ability of certain elastic deformation, provide certain locating stiffness; Meanwhile, can prevent that guide pillar assembly from contacting with axle box generation rigidity, and then protect guide pillar assembly not collided with, extend the service life of guide pillar assembly.
The utility model also provides a kind of bogie truck, comprises framework and axle box, is provided with the hanging and locating device of axle box described in above-mentioned any one between described framework and described axle box.
This bogie truck has the beneficial effect identical with hanging and locating device of axle box in the various embodiments described above.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of typical bogie truck;
Fig. 2 is the lateral plan of bogie truck shown in Fig. 1;
Fig. 3 is a kind of structural representation of typical hanging and locating device of axle box;
Fig. 4 is the location schematic diagram of hanging and locating device of axle box shown in Fig. 3 in the time of empty wagons;
Fig. 5 is the location schematic diagram of hanging and locating device of axle box shown in Fig. 3 in the time of loaded vehicle;
The structure cutaway view of the first specific embodiment of the hanging and locating device of axle box that Fig. 6 provides for the utility model, illustrates and between locking flap seat and axle box, is connected with elasticity positioning element;
The structure cutaway view of the second specific embodiment of the hanging and locating device of axle box that Fig. 7 provides for the utility model, illustrates that elasticity positioning element is elasticity locating piece;
Fig. 8 is the birds-eye view of Fig. 7 Elastic locating piece, illustrates that elasticity locating piece is oval plate body;
The birds-eye view of the third specific embodiment of the hanging and locating device of axle box that Fig. 9 provides for the utility model, illustrates that elasticity locating piece has breach;
The birds-eye view of the 4th kind of specific embodiment of the hanging and locating device of axle box that Figure 10 provides for the utility model, illustrates that elasticity locating piece is circular plate body;
The cutaway view of the 5th kind of specific embodiment of the hanging and locating device of axle box that Figure 11 provides for the utility model;
Figure 12 is the partial enlarged drawing at A position in Fig. 6.
In Fig. 1-5:
100 frameworks, 200 bolster, 300 are taken turns, 400 central mounting registration devices, 500 hanging and locating device of axle box, 600 axle boxes, 501 journal box springs, 502 rubber steady arms, 503 guide pillars, 504 locking flap seats, 505 bolts, 510 guide pillar assemblies
In Fig. 6-12:
1 axle box, 2 guide pillar assemblies, 3 elastic positioners, 4 journal box springs, 5 elasticity locating pieces, 6 spring washers, 7 abrasion sleeves, 8 bolts, 11 openings, 21 locking flap seats, 22 guide pillars, 5a breach, 51 outer metallic sheaths, 52 interior metallic sheaths, 53 elastic components, 54 perforates, 212 flangings, 511 valgus, 512 outer race section
The specific embodiment
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 6, the structure cutaway view of the first specific embodiment of the hanging and locating device of axle box that Fig. 6 provides for the utility model, illustrates and between locking flap seat and axle box, is connected with elasticity positioning element.
This hanging and locating device of axle box hangs on the framework of guideway vehicle, comprises guide pillar assembly 2, can also comprise and be coated at guide pillar assembly 2 middle parts, the elastic positioner 3 being fixedly connected with the axle box 1 of guideway vehicle.Above-mentioned guide pillar assembly 2 fingers comprise the serial component of guide pillar 22, except guide pillar 22 can also comprise the auxiliary part being connected with guide pillar 22, such as, prevent the locking flap seat 21 that elastic positioner 3 gets loose from guide pillar 22, or the guide pillar overcoat of protection guide pillar 22 etc.As shown in Figure 6, guide pillar assembly 2 has locking flap seat 21, and above-mentioned elastic positioner 3 is connected in guide pillar 22 on locking flap seat 21, described in overcoat, and certainly, for the guide pillar assembly 2 without locking flap seat 21, above-mentioned elastic positioner 3 is coated at guide pillar 22 middle parts.
Below the direction of Vehicle Driving Cycle is defined as longitudinally, in horizontal surface, vertical direction is orientated as laterally with it, and in perpendicular, vertical direction is defined as vertical with it; One end that guide pillar assembly 2 is fixedly connected with framework is defined as fixed end, and the other end is defined as free end.
As stated in the Background Art, axle box 1 bottom has an opening 11, and above-mentioned free end stretches in this opening 11, and this free end and this opening 11 internal perisporiums have space.The hanging and locating device of axle box that the utility model provides also comprises the elasticity positioning element that is positioned at described elastic positioner 3 belows, described space, and this elasticity positioning element further limits vertically moving of the guide pillar assembly relative framework of 2 free end.Should be appreciated that the setting of this elasticity positioning element can not be interfered the vertical movement of guide pillar assembly 2 with respect to axle box 1 in order to guarantee that hanging and locating device of axle box normally works.This effect can realize by following two kinds of modes:
The first, elasticity positioning element and guide pillar assembly 2 have minim gap;
The second, the friction coefficient between elasticity positioning element and guide pillar assembly 2 is minimum, and rubbing effect is between the two negligible.
Visible, this elasticity positioning element is relative with axle box 1 fixing, and guide pillar assembly 2 moves freely as good relatively, thereby does not affect the vertical movement of guide pillar assembly 2; And the relative framework of above-mentioned free end only has the minute movement causing due to the elastic deformation of elasticity positioning element and above-mentioned minim gap combined action; Or only have the minute movement that elastic deformation causes, the loss of locating stiffness is minimum.
It should be noted that, elasticity positioning element allows the relative fixed end generation of the free end micro-displacement of guide pillar assembly 2, and not makes the relative fixed end of free end be completely fixed, to guarantee guide pillar assembly 2 and axle box 1 Elastic Contact.As mentioned above, this Elastic Contact makes the moving range of guide pillar assembly 2 can comprise the clearance distance between elasticity positioning element and guide pillar assembly 2, and not only comprise the elastic deformation of elasticity positioning element self, also be, when guide pillar assembly 2 moves in limited distance, be not subject to the application force of axle box 1 to it, and exceed after this limited distance, be subject to the generation deformation of elasticity positioning element and the small elastic force that produces.
As mentioned above, the setting of this elasticity positioning element has following advantage:
First, it directly acts on the free end of guide pillar assembly 2, from lever principle, this elasticity positioning element has the larger location arm of force (guide pillar assembly 2 free ends are to the vertical distance of fixed end) to the detent force of guide pillar assembly 2, this detent force is larger with the common location moment of flexure producing of the location arm of force, also the free end of guide pillar assembly 2 is difficult for being subjected to displacement at the relative fixed end of vehicle heading, its locating stiffness is larger, and locating effect is better;
Second, make the strained condition of guide pillar assembly 2 change two ends simply-supported state into by cantilever position, guide pillar assembly 2 is all stressed states of fixed end and movable end by the stressed state-transition of fixed end only, and the fixed end that slows down guide pillar assembly 2 is stressed, avoids its stressed concentrating and structural failure; And this elasticity positioning element 2 has the ability of certain elastic deformation, provide certain locating stiffness; Meanwhile, can prevent that guide pillar assembly 2 from axle box 1, rigidity occurring and contacting, and then protect guide pillar assembly 2 not collided with, extend the service life of guide pillar assembly 2.
In above-described embodiment, if elasticity positioning element is fixedly connected with also and is fine with guide pillar assembly 2, just, need to do appropriate design to the gap of elasticity positioning element and axle box 1, so that the two does not produce friction force; And this scheme increases the weight of guide pillar assembly 2, be unfavorable for the rideability of vehicle.Below be all fixed as example and describe so that elasticity positioning element is relative with axle box 1.
This elasticity positioning element can have predetermined gap with guide pillar assembly 2, to avoid guide pillar assembly 2 vertical when mobile, and itself and the friction of elasticity positioning element and destroy guide pillar assembly 2; Also play and do not interfere the vertical movement of guide pillar assembly 2, guarantee the effect of the normal work of axle box 1 hanging and locating device.
It should be noted that, the size in this gap to be not interfere the vertical movement of guide pillar assembly 2, and significantly do not affect the longitudinal register rigidity of guide pillar assembly 2 is advisable, and is preferably 02mm～05mm.
Please refer to Fig. 7 and Fig. 8, the structure cutaway view of the second specific embodiment of the hanging and locating device of axle box that Fig. 7 provides for the utility model, illustrates that elasticity positioning element is elasticity locating piece.Fig. 8 is the birds-eye view of Fig. 7 Elastic locating piece, illustrates that elasticity locating piece is oval plate body.
As shown in Figure 7, above-mentioned elasticity positioning element can be and the relatively-stationary elasticity locating piece 5 of axle box 1.As shown in Figure 8, this elasticity locating piece 5 is the oval plate body that central authorities have perforate 54, and its minor axis is parallel to the direction of Vehicle Driving Cycle, and also the longitudinal size of this ellipse plate body is less than lateral dimension.This elasticity locating piece 5 has periphery wall and internal perisporium, the internal perisporium laminating of its periphery wall and above-mentioned opening 11, also be the shape of above-mentioned opening 11 is also parallel to travel direction ellipse for minor axis, and the size of the size of this opening 11 and this elasticity locating piece 5 is suitable; The internal perisporium of perforate 54 and guide pillar assembly 2 have described predetermined gap.
So, on improving the basis of guide pillar assembly 2 longitudinal register rigidity, do not increase located lateral rigidity as far as possible, both improved stability and the safety of vehicle high-speed straight-line travelling, do not affect again its curving performance.
Please refer to Fig. 9, the birds-eye view of the third specific embodiment of the hanging and locating device of axle box that Fig. 9 provides for the utility model, illustrates that elasticity locating piece has breach.
As shown in Figure 9, in this embodiment, elasticity locating piece 5 is offered to breach 5a, this breach 5a is distributed in the both sides of guideway vehicle travel direction, perpendicular to the direction of track.This design is applicable to the elasticity locating piece 5 of arbitrary shape, and concrete size and the number of this breach 5a are not limited, as long as this breach 5a can either guarantee to increase the longitudinal register rigidity of guide pillar assembly 2, can discharge again certain located lateral rigidity.The elasticity locating piece 5 of offering breach 5a shown in this figure is circular plate body, certainly, can also be oval plate body in a upper embodiment etc.
The beneficial effect of laterally offering breach 5a in elasticity locating piece 5 is identical with the beneficial effect of a upper embodiment, does not repeat them here.
Please refer to Figure 10, the birds-eye view of the 4th kind of specific embodiment of the hanging and locating device of axle box that Figure 10 provides for the utility model, illustrates that elasticity locating piece is circular plate body.
As shown in figure 10, also can not do the processing described in above-mentioned the second, the third specific embodiment to elasticity locating piece 5, and be processed as central authorities and had the circular plate body of perforate 54, the internal perisporium of this perforate 54 and described guide pillar assembly 2 have described predetermined gap, the circular periphery wall of plate body and the laminating of the internal perisporium of above-mentioned opening 11, this design technique is simple, easy construction, also can increase the longitudinal register rigidity of elasticity locating piece 5 to guide pillar assembly 2, just, also strengthened located lateral rigidity simultaneously.
Certainly, can also adopt spring to replace the elasticity locating piece 5 in four kinds of embodiment of above-mentioned the second to the, obviously, elasticity locating piece 5 is easier to be connected with axle box 1, and location is more reliable, steady.
Please refer to Figure 11, the cutaway view of the 5th kind of specific embodiment of the hanging and locating device of axle box that Figure 11 provides for the utility model.
Be to be understood that, the specific constructive form of elasticity locating piece 5 is not limited to above-mentioned situation, strengthen longitudinal register rigidity as long as can realize, or can also discharge located lateral rigidity in strengthening longitudinal register rigidity, all belong to a kind of specific embodiment of the present utility model.
Such as, the transversal surface of above each embodiment Elastic locating piece 5 is rectangle, and this elasticity locating piece 5 is oblate cylinder highly less, that central authorities have perforate 54, and its both ends of the surface are measure-alike; The both ends of the surface of elasticity locating piece 5 can also be designed and sized to difference, if its transversal surface is trapezoidal, parallelogram etc.As shown in figure 11, the transverse shape of this embodiment Elastic locating piece 5 is right-angled trapezium, and its three-dimensional shape is one to rotate around guide pillar assembly 2 axis the central authorities that form and have perforate 54, highly less oblate.
Visible, the shape of the utility model elasticity locating piece 5 can be the oval plate body in above-described embodiment, circular plate body, or offers the structure of the irregular shape of breach 5a; And can be integral type, can be also split type, such as the elasticity locating piece 5 being spliced by more than two or two individualities is also fine, as long as this elasticity locating piece 5 can be set up stable annexation with axle box 1.As described above, the 11 internal perisporiums laminatings of the opening of the periphery wall of this elasticity locating piece 5 and axle box 1, this kind of mode stablizes with axle box 1 mode being connected depending on being a kind of elasticity locating piece 5 of can realizing.Certainly,, if can realize described stable connection, do not make the periphery wall of elasticity locating piece 5 and opening 11 internal perisporium laminatings be fine, as passed through other structural transition connections etc. yet.
Below be all example take elasticity locating piece 5 as integral type, describe.
Between above-mentioned elasticity positioning element and guide pillar assembly 2, can also be provided with abrasionproof parts, these abrasionproof parts are fixedly connected with above-mentioned elasticity positioning element, and have above-mentioned predetermined gap with guide pillar assembly 2.
Because the relative axle box 1 of elasticity positioning element is fixing; guide pillar assembly 2 is relative to axle box 1 is vertical while moving; also the vertical movement of relative resilient positioning element; this abrasionproof component protection elasticity positioning element self does not does not wear and tear; and; to after to a certain degree, can also be changed to bring into play better abrasionproof effect at abrasionproof component wear, do not damaged elasticity positioning element.
These abrasionproof parts can be fixedly connected on elasticity positioning element or guide pillar assembly 2.Due to the relative axle box 1 of guide pillar assembly 2, the mobile range that it is vertical and frequency are all larger, and its fugitiveness is higher, and the weight of guide pillar assembly 2 should be as far as possible little, to avoid affecting the load carrying behaviour of vehicle, therefore, abrasionproof parts and elasticity positioning element are connected to preferred embodiment.Below being all connected in elasticity positioning element take abrasionproof parts describes as example.
As shown in Fig. 6 to Figure 11, abrasionproof parts can be abrasion sleeve 7, and this abrasion sleeve 7 is coated at described guide pillar assembly 2, as guide pillar 22, or locking flap seat 21 etc.The periphery wall of this abrasion sleeve 7 is fixedly connected with elasticity positioning elements such as elasticity locating pieces 5, and internal perisporium and guide pillar assembly 2 have above-mentioned predetermined gap.
Particularly, this abrasion sleeve 7 can be made up of polymer composite, and as nylon etc., or other nonmetallic wear-resistant material with low-friction coefficient all can.
Above-mentioned abrasion sleeve 7 can also be connected with the interference of elasticity positioning element.This place's interference connection should be understood to: if elasticity positioning element adopts elasticity locating piece 5, interference connection mode refers to wear away the micro-embedding elasticity of sleeve 7 locating piece 5, gapless between the two, and there is interference power.This connection mode is easily implemented, and connects effect stability, and interference power prevents that the two from getting loose; If elasticity positioning element adopts the metal structure of the small bore sizes such as above described spring assembly, interference connects and refers to that spring assembly etc. is inserted in abrasion sleeve 7 slight distance under external force.
Definition is inwall or internal perisporium towards the sidewall of guide pillar assembly 2, and sidewall on the other side is outer wall or periphery wall.
Can also do further improvement to the elasticity locating piece 5 in the various embodiments described above.
As shown in Fig. 6 to Figure 11, the relative axle box 1 of this elasticity locating piece 5 is fixing, and there is interior metallic sheath 52, outer metallic sheath 51, and between the two, and the elastic component 53 being fixedly connected with the two, also the internal perisporium of interior metallic sheath 52 is fixedly connected with abrasionproof parts, and periphery wall is fixedly connected with elastic component 53; The internal perisporium of outer metallic sheath 51 is fixedly connected with elastic component 53, periphery wall and opening 11 internal perisporium laminatings.This elastic component 53 can be the block that formed by rubber, or spring assembly etc. has elasticity and the suitable parts that are fixedly connected between interior metallic sheath 52 and outer metallic sheath 51.
Interior metallic sheath 52 plays protection and the effect of locating with outer metallic sheath 51 to elastic component 53, has both overcome the lower shortcoming of elastic component 53 hardness, makes full use of again the good advantage of its elasticity, realizes well the positioning action to guide pillar assembly 2.
In this embodiment, externally metallic sheath 51, interior metallic sheath 52, and the concrete shape of elastic component 53 between the two does not limit, such as, the opening 11 of axle box 1 can be circular, and elastic component 53 is the oval plate body described in embodiment above, outer metallic sheath 51, for filling the irregularly shaped plate body in space between the two, can also regulate both concrete sizes according to the rigidity of requirement of engineering; Or it is trapezoidal etc. that the shape of elastic component 53 is designed to the transverse shape described in above-mentioned the 5th kind of specific embodiment, the plate body structure that both ends of the surface size is different; Certainly, can also be by opening 11 shapes of appropriate design elastic component 53 shapes and axle box 1, make outer metallic sheath 51 for the regular annular plate body as shown in Fig. 6 to Figure 11.
Above be fixedly connected with outer metallic sheath 51 and interior metallic sheath 52 can be by sulfuration for described elastic component 53, or the technical method realization such as bonding.
Please refer to Figure 12, Figure 12 is the partial enlarged drawing at A position in Fig. 6.
Take Figure 12 as visual angle, in definition Figure 12, the downside of axle box 1 is the diapire of axle box 1, and its upper side is the roof of axle box 1, and the downside of valgus 511 is the diapire of valgus 511.
Outer metallic sheath 51 comprises outer race section 512 and valgus 511, and this outer race section 512 forms the periphery wall of this outer metallic sheath 51, is also that outer race section 512 is fitted with opening 11 internal perisporiums of axle box 1; Valgus 511 is to opening 11 outside turnovers, extend to axle box 1 from outer race section 512, and fit with the diapire of axle box 1, also be that valgus 511 forms L-type structure with outer race section 512, fit with the internal perisporium of the opening 11 of axle box 1 in one side of this L-type structure, another side and axle box 1 diapire are fitted and be removably connected to this axle box 1.
Certainly, this valgus 511 also can be set, only by fixing by modes such as welding to outer race section 512 and opening 11 internal perisporiums, after externally the version of metallic sheath 51 is carried out above-mentioned improvement, make the valgus 511 of outer metallic sheath 51 there is larger installing space with axle box 1 diapire, be easy to construction, and, outer metallic sheath 51 can adopt with axle box 1 mode removably connecting, and this connection mode alerting ability is higher, is convenient to the replacing of elasticity positioning element.
Particularly, spring washer 6 can also be set, this spring washer be fitted in to the diapire of valgus 511, and adopt bolt 8 to screw in successively from bottom to top this spring washer 6, valgus 511, and axle box 1, and fastening three.Adopt spring washer 6 can effectively prevent that axle box 1 is loosening with outer metallic sheath 51, and reduce the two mutual fricative structural failure.
In this embodiment, do not limit the extended distance of valgus 511 along axle box 1 diapire, this valgus 511 can also extend to the outer rim of axle box 1 always, so, take Figure 12 as visual angle, spring washer 6 can also be fitted in to the roof of valgus 511, bolt 8 screws in spring washer 6, axle box 1 from top to bottom successively, and valgus 511, because axle box 1 has supporting role to bolt 8, bolt 8 difficult drop-offs, safety is higher, but needs larger valgus 511 sizes.
As shown in Fig. 6, Fig. 7, Figure 11, Figure 12, the free end of this guide pillar assembly 2 is also provided with flanging 212, in figure, this flanging 212 is arranged at locking flap seat 21, and in the time that guide pillar assembly 2 is positioned at its stroke top, this flanging 212 can contact with abrasionproof parts or elasticity positioning element and engagement.
While lifting this hanging and locating device of axle box, the Action of Gravity Field of axle box 1 grade is in journal box spring 4, the excessive fragile spring structure of gravity, and this flanging 212 to guide pillar assembly 2, is so conducive to protect journal box spring 4 by axle box 1 weight transfer; And avoid journal box spring 4 to stretch integral structure size is increased, be beneficial to hanging and locating device of axle box integration, modularization, and then be beneficial to lifting.
It should be noted that, above the design of the version to elasticity locating piece 5 is all based upon on the basis of ball gonosome material, with more greatly principle of the thicker elasticity of elastomeric material, when passing through to change the chemical composition of material, after obtaining the material of distinct characteristics with it, need regulate the version in each embodiment according to the material behavior after change.Such as, less if the material adopting has thickness, the characteristic that elasticity is better, breach 5a mentioned above can be located at longitudinally, and the major axis of above-mentioned oval plate body is parallel to the direction of Vehicle Driving Cycle etc.
The various embodiments described above all have elastic positioner 3 take hanging and locating device of axle box and describe as example, in fact, can also not there is this elastic positioner 3, and there is elasticity positioning element in opening 11 between axle box 1 and guide pillar assembly 2, and, the internal perisporium laminating of this elasticity positioning element and opening 11.Above-mentioned each scheme is implemented on to the hanging and locating device of axle box without elastic positioner 3, also can there is above-mentioned each beneficial effect.
The utility model also provides a kind of bogie truck, and this bogie truck comprises framework and axle box, and is connected in the hanging and locating device of axle box as described in the various embodiments described above between this framework and axle box.
This bogie truck has the beneficial effect identical with this hanging and locating device of axle box, does not repeat them here.
Above a kind of bogie truck provided by the utility model and hanging and locating device of axle box thereof are described in detail.Applied specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (13)
1. a hanging and locating device of axle box for guideway vehicle, comprises guide pillar assembly (2) and is connected in the elastic positioner (3) between the axle box (1) of described guide pillar assembly (2) and described guideway vehicle; Described guide pillar assembly (2) comprises the fixed end being connected with the framework of described guideway vehicle, and can be in the opening of described axle box (1) (11) flexible free end, it is characterized in that, in described opening (11), be provided with the elasticity positioning element that is positioned at described elastic positioner (3) below, described elasticity positioning element limits the movement along described vehicle heading with respect to described framework of described free end.
2. hanging and locating device of axle box as claimed in claim 1, is characterized in that, described elasticity positioning element and described guide pillar assembly (2) have predetermined gap.
3. hanging and locating device of axle box as claimed in claim 2, it is characterized in that, described elasticity positioning element comprises that central authorities have perforate (54), and the fixing elasticity locating piece (5) of relatively described axle box (1), described elasticity locating piece (5) is parallel to the oval plate body of described vehicle heading for minor axis, the internal perisporium laminating of its periphery wall and described opening (11), the internal perisporium of described perforate (54) and described guide pillar assembly (2) have described predetermined gap.
4. hanging and locating device of axle box as claimed in claim 2, it is characterized in that, described elasticity positioning element comprises that central authorities have perforate (54), and the fixing elasticity locating piece (5) of relatively described axle box (1), the internal perisporium laminating of the periphery wall of described elasticity locating piece (5) and described opening (11), the internal perisporium of described perforate (54) and described guide pillar assembly (2) have described predetermined gap; Described elasticity locating piece (5) has breach (5a), and described breach (5a) is distributed in the both sides of described guideway vehicle travel direction.
5. hanging and locating device of axle box as claimed in claim 2, is characterized in that, between described elasticity positioning element and described guide pillar assembly (2), is provided with abrasionproof parts; Described abrasionproof parts are fixedly connected on described elasticity positioning element, and have described predetermined gap with described guide pillar assembly.
6. hanging and locating device of axle box as claimed in claim 5, is characterized in that, described abrasionproof parts comprise the abrasion sleeve (7) of guide pillar assembly (2) described in overcoat; The internal perisporium of described abrasion sleeve (7) and described guide pillar assembly (2) have described predetermined gap, and periphery wall and described elasticity positioning element are fixed.
7. hanging and locating device of axle box as claimed in claim 6, is characterized in that, described abrasion sleeve (7) is connected with the interference of described elasticity positioning element.
8. hanging and locating device of axle box as claimed in claim 5, it is characterized in that, described elasticity positioning element comprises elasticity locating piece (5), described elasticity locating piece (5) has interior metallic sheath (52), outer metallic sheath (51), and the elastic component (53) being fixedly connected with between the two, with the two; Described interior metallic sheath (52) is fixedly connected with described abrasionproof parts, and the relatively described axle box of described outer metallic sheath (51) (1) is fixing.
9. hanging and locating device of axle box as claimed in claim 8, it is characterized in that, described outer metallic sheath (51) comprises the outer race section (512) with the laminating of described opening (11) internal perisporium, and to described opening (11) outside turnover, with the valgus (511) of described axle box (1) diapire laminating, described outer metallic sheath (51) removably connects by described valgus (511) and described axle box (1).
10. hanging and locating device of axle box as claimed in claim 9, it is characterized in that, also comprise spring washer (6) and bolt (8), described bolt (8) screws in described spring washer (6), described valgus (511) and described axle box (1) successively, and tightens up three.
11. hanging and locating device of axle box as described in claim 5-10 any one, it is characterized in that, described free end has flanging (212), when described guide pillar assembly (2) is positioned at its stroke top, described flanging (212) can with described elasticity positioning element or the engagement of described abrasionproof parts.
The hanging and locating device of axle box of 12. 1 kinds of guideway vehicles, comprise guide pillar assembly (2), described guide pillar assembly (2) comprises the fixed end being connected with the framework of described guideway vehicle, and can be in the opening of described axle box (1) (11) flexible free end, it is characterized in that, described opening is provided with elasticity positioning element in (11), described elasticity positioning element contacts with described axle box (1), and described elasticity positioning element limits the movement along described vehicle heading with respect to described framework of described free end.
13. 1 kinds of bogie trucks, comprise framework and axle box, it is characterized in that, are provided with the hanging and locating device of axle box as described in claim 1-12 any one between described framework and described axle box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320823384.8U CN203623701U (en) | 2013-12-13 | 2013-12-13 | Bogie and axle box suspending and locating device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320823384.8U CN203623701U (en) | 2013-12-13 | 2013-12-13 | Bogie and axle box suspending and locating device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203623701U true CN203623701U (en) | 2014-06-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320823384.8U Withdrawn - After Issue CN203623701U (en) | 2013-12-13 | 2013-12-13 | Bogie and axle box suspending and locating device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203623701U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103661468A (en) * | 2013-12-13 | 2014-03-26 | 齐齐哈尔轨道交通装备有限责任公司 | Bogie and axle box hanging locating device thereof |
| CN104163180A (en) * | 2014-06-26 | 2014-11-26 | 南车长江车辆有限公司 | Rail wagon bogie single-stage shaft housing hanging and positioning device |
| CN105774836A (en) * | 2016-04-29 | 2016-07-20 | 中车齐齐哈尔车辆有限公司 | Railway vehicle and damping suspension device thereof |
-
2013
- 2013-12-13 CN CN201320823384.8U patent/CN203623701U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103661468A (en) * | 2013-12-13 | 2014-03-26 | 齐齐哈尔轨道交通装备有限责任公司 | Bogie and axle box hanging locating device thereof |
| WO2015085756A1 (en) * | 2013-12-13 | 2015-06-18 | 齐齐哈尔轨道交通装备有限责任公司大连研发中心 | Bogie and axle box suspension and positioning apparatus thereof |
| CN103661468B (en) * | 2013-12-13 | 2016-09-14 | 齐齐哈尔轨道交通装备有限责任公司 | Bogie and hanging and locating device of axle box thereof |
| US10086851B2 (en) | 2013-12-13 | 2018-10-02 | Crrc Qiqihar Rolling Stock Co., Ltd. | Bogie and axle box suspension positioning device thereof |
| CN104163180A (en) * | 2014-06-26 | 2014-11-26 | 南车长江车辆有限公司 | Rail wagon bogie single-stage shaft housing hanging and positioning device |
| CN105774836A (en) * | 2016-04-29 | 2016-07-20 | 中车齐齐哈尔车辆有限公司 | Railway vehicle and damping suspension device thereof |
| CN105774836B (en) * | 2016-04-29 | 2018-12-04 | 中车齐齐哈尔车辆有限公司 | A kind of rail vehicle and its damping suspension gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140604 Effective date of abandoning: 20160914 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |