CN219570816U

CN219570816U - Gearbox backplate structure

Info

Publication number: CN219570816U
Application number: CN202320591007.XU
Authority: CN
Inventors: 张红庆; 李江兵; 魏兵; 周勇
Original assignee: Jiangxi Isuzu Motors Co Ltd
Current assignee: Jiangxi Isuzu Motors Co Ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-08-22
Anticipated expiration: 2033-03-23

Abstract

The utility model provides a gear box guard plate structure which mainly comprises a main plate, side plates and molded surface reinforcing ribs, wherein the molded surface reinforcing ribs comprise a plurality of transverse reinforcing ribs and a plurality of longitudinal reinforcing ribs, the longitudinal reinforcing ribs extend from the front end to the rear end of the main plate, and the transverse reinforcing ribs extend from one side to the other side of the main plate and extend to the side plates. According to the gearbox guard plate structure, the molded surface reinforcing ribs are used for reinforcing the molded surface of the main plate and the molded surface of the side plate, so that the molded surface structural strength of the main plate and the molded surface structural strength of the side plate are improved, the overall structural strength of the gearbox guard plate structure is improved, the thickness increasing requirement can be reduced under the condition of protecting the strength of the guard plate structure, and the weight light-weight requirement of the guard plate is ensured.

Description

Gearbox backplate structure

Technical Field

The utility model relates to the technical field of automobile parts, in particular to a gear box guard plate structure.

Background

The protection plate under the automobile is a power assembly protection device designed according to the weight of various different automobile types, the design firstly prevents soil from wrapping the power assembly, and secondly prevents the power assembly from being impacted and damaged by uneven pavement or splashes in the driving process, and the service lives of the power assembly and pipelines of the power assembly are prolonged through a series of designs, so that the anchoring of the automobile caused by external factors in the driving process is avoided.

The existing protection plate is various in variety, is usually manufactured by a steel plate and an aluminum plate, is used for vehicles with smaller emission, has different areas for different vehicles, and reduces the structural strength of the protection plate when the area of the protection plate is increased; in the prior art, in order to enhance the structural strength of the guard plate, the thickness of the guard plate is generally increased, but the increase of the thickness of the guard plate increases the weight of the guard plate, increases the weight of the whole automobile, and further increases the fuel consumption during running of the automobile.

Disclosure of Invention

Based on the structure, the utility model aims to provide a gear box guard plate structure so as to improve the structural strength of the gear box guard plate structure, reduce the requirement of the structural strength on the increase of the thickness of the guard plate, reduce the weight of a high-strength guard plate and further reduce the energy consumption of the whole vehicle with high protection capability.

One aspect of the present utility model provides a transmission guard plate structure, comprising: the main board, the side boards and the profile reinforcing ribs, wherein,

the side plates extend from two sides of the main plate and vertically extend upwards;

the profile reinforcing ribs comprise a plurality of longitudinal reinforcing ribs and a plurality of transverse reinforcing ribs;

the longitudinal reinforcing ribs extend from the front end to the rear end of the main board and are arranged at intervals;

the transverse reinforcing ribs extend from one side of the main plate to the other side and extend to the side plates;

the top of curb plate with the front end of mainboard is provided with the bolt mounting hole.

Optionally, the main board further comprises a plurality of supporting seats distributed in an array mode, and the bottoms of the supporting seats comprise cross-shaped reinforcing ribs connected with the main board.

Optionally, the side plate comprises a stepped deck.

Optionally, the step-type panel includes:

the first step surface is arranged at the waist part of the side plate;

the second step surface is arranged at the top of the side plate and is higher than the upper flanging of the side plate;

wherein the first step surface includes two sections and is disposed in front of and behind the second step surface, respectively, and the second step surface is provided with a bolt mounting hole to be fixed to a vehicle frame by a bolt.

Optionally, a transition surface between the first step surface and the second step surface is an inclined surface.

Optionally, the main board further comprises a plurality of heat dissipation openings, and an air guide cover is fixedly arranged on the heat dissipation openings, and one end of the air guide cover is opened.

Optionally, the air guide cover comprises a first air guide cover and a second air guide cover, wherein,

the opening of the first air guide cover faces the rear end of the main board, and the opening of the second air guide cover faces the front end of the main board.

Optionally, the first air guide cover comprises two transition air guide covers;

the gear box guard plate structure further comprises a transition bracket;

the transition air guide cover is connected with the frame through the transition support.

Optionally, the transition support includes the strip shaped plate, the strip shaped plate includes the turn-ups structure that sets up in the side to and set up in the bar strengthening rib at middle part.

Optionally, the projection area of the air guide cover on the main board is smaller than the area of the corresponding heat dissipation opening.

The gear box guard plate structure comprises a main plate, side plates and a profile reinforcing rib, wherein the profile reinforcing rib comprises a plurality of transverse reinforcing ribs and a plurality of longitudinal reinforcing ribs, the longitudinal reinforcing ribs extend from the front end to the rear end of the main plate, the transverse reinforcing ribs extend from one side to the other side of the main plate and extend to the side plates, the main plate and the side plates form profile reinforcement, the profile structural strength of the main plate and the side plates is improved, the overall thickness increasing requirement of the guard plate is reduced under the condition of ensuring the structural strength, the weight of the guard plate is reduced, and convenience is provided for reducing the energy consumption of the whole vehicle.

Drawings

FIG. 1 is a schematic perspective view of a transmission guard plate structure according to an embodiment of the present utility model;

FIG. 2 is a top view of an assembled transmission fender structure and frame in accordance with an embodiment of the utility model;

FIG. 3 is a side view of an assembled structure of a transmission fender structure and a frame in accordance with an embodiment of the utility model.

Description of main reference numerals:

gear box guard plate structure	100	Frame of bicycle	200
				Main board	10	Side plate	20
Transition support	30	Bolt	106
				Longitudinal reinforcing rib	101	Transverse addingStrengthening tendons	102
First heat dissipation opening	11	First air guide cover	12
				Second heat dissipation opening	13	Second air guide cover	14
A first step surface	21	Second step surface	22
				Supporting seat	105

The utility model will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, 2 and 3, a transmission cover structure 100 and an assembly structure thereof with a frame according to an embodiment of the present utility model are shown.

The gear box guard plate structure 100 of the present embodiment mainly includes a main plate 10, side plates 20 and profile reinforcing ribs, wherein the side plates 20 extend from two sides of the main plate 10 and vertically extend upwards to be connected to a longitudinal beam of a vehicle frame; the front end of the main plate 10, the upper end of the side plate 20 are provided with bolt mounting holes to be fixed to the vehicle frame 200 by the bolt mounting holes and bolts 106.

The profile stiffener comprises a plurality of longitudinal stiffeners 101 and a plurality of transverse stiffeners 102.

The longitudinal reinforcing ribs 101 extend from the front end to the rear end of the main plate 10 and are spaced apart from each other; the transverse reinforcing ribs 102 extend from one side of the main board 10 to the other side (continuous, intermittent or zigzag) and extend to the side board 20, and form a profile reinforcing structure by criss-cross distributing a plurality of longitudinal reinforcing ribs 101 and a plurality of transverse reinforcing ribs 102, so that the structural strength of the profile of the gearbox guard board structure 100 is improved. Wherein, at the intersection position of the longitudinal reinforcing rib 101 and the transverse reinforcing rib 102, the longitudinal reinforcing rib 101 and the transverse reinforcing rib 102 are overlapped.

The profile reinforcing ribs have small influence on the weight of the main board 10 and the side boards 20, and can reduce the weight of the gear box guard plate structure 100 under the condition of meeting the strength requirement, thereby realizing the light weight requirement of the guard plate and further reducing the energy consumption of the whole vehicle.

In this embodiment, the transmission guard plate structure 100 is connected with the cross beam and the longitudinal beam of the frame 200 through the front end of the main board 10 and the two side plates 20, three-side fixing is achieved, and meanwhile, the transition bracket 30 is arranged to fix the position, close to the rear end, of the main board 10, and an additional support is provided for the inner plate surface, far away from the edge, of the main board 10, so that the structural strength of the transmission guard plate structure 100 is improved, the weight of an automobile is reduced, and meanwhile, the safety is improved.

Further, the side plate 20 includes a stepped plate surface, which can improve the structural strength of the side plate 20.

The step-type plate surface of the side plate 20 comprises a first step surface 21 and a second step surface 22, wherein the first step surface 21 is arranged at the waist of the side plate 20, and the second step surface 22 is arranged at the top of the side plate 20; and the first step surface 21 includes two, is arranged in front of and behind the second step surface 22 respectively, and the transition surface between the first step surface 21 and the second step surface 22 is an inclined plane, and a bolt mounting hole (near the rear end of the main board 10 to cooperate with the bolt mounting hole arranged at the front end of the main board 10, to ensure the fixing reliability of the main board 10 to the frame 200) is provided on the second step surface 22 to assemble the bolt 106 through the bolt mounting hole, and is fixedly connected with the frame 200 through the bolt.

The upper edge of the side plate 20 includes an upturned edge extending sideways between the first step surface 21 and the second step surface 22, i.e., the second step surface 22 is arranged to protrude from the side plate 20 so that the second step surface 22 serves as an assembly surface for mating with the vehicle frame 200, and a bolt mounting hole is arranged on the second step surface 22.

Further, the main board 10 further includes a plurality of supporting seats 105 distributed in an array manner, the bottom of each supporting seat 105 includes a cross-shaped reinforcing rib connected with the main board 10, the board surface structure of the main board 10 is further reinforced, and the structural strength of the main board 10 is improved, wherein a part of supporting seats 106 are further arranged on the top plate and the longitudinal reinforcing ribs 101 of the second air guide cover 12, and the structural strength of the air guide cover and the longitudinal reinforcing ribs 101 is further improved.

Further, the main board 10 further includes a plurality of heat dissipation openings, and an air guide cover is fixedly arranged on the heat dissipation openings, and one end of the air guide cover is opened to improve the heat dissipation capability of the gearbox. Meanwhile, the air guide cover can also provide a reinforcing effect on the surface structure of the main board 10, and the structural strength of the main board 10 is further improved.

In the present embodiment, the heat dissipation openings include a first heat dissipation opening 11 and a second heat dissipation opening 13, the air guide cover includes a first air guide cover 12 and a second air guide cover 14 that are respectively matched with the first heat dissipation opening 11 and the second heat dissipation opening 13, the size of the first heat dissipation opening 11 is larger than that of the second heat dissipation opening 12, the opening of the first air guide cover 12 faces the rear end of the main board 10, and the opening of the second air guide cover 14 faces the front end of the main board 10. In the forward running of the vehicle, the first heat dissipation opening 11 and the first air guide cover 12 are mainly used as air inlets, the second heat dissipation opening 13 and the second air guide cover 14 are mainly used as air outlets, in the embodiment, the air inlets are distributed in the middle, and the air outlets are distributed in the periphery, so that the air flow circulation exchange capacity can be improved, and the satisfaction of the heat dissipation requirement of the gearbox is improved.

Further, the projection area of the air guide cover on the main board 10 is smaller than the area of the heat dissipation opening, so as to improve the size of the actual ventilation hole and the heat dissipation effect.

Further, the top plate of the first air guide cover 12 extends above the rear end of the main board 10, the first air guide cover 12 comprises two transition air guide covers, the transition air guide covers are connected with the frame through transition brackets 30, the arrangement positions of the transition air guide covers are close to the rear end of the main board 10 and far away from the edge of the main board 10, a certain support is provided for the inside of the main board 10 through the transition brackets 30, and the structural strength of the main board 10 is improved. On the non-bearing type vehicle type of power assembly longitudinal arrangement, the transmission guard board demand area is great, provides certain support to the inside of mainboard through the transition support, makes the plastics material guard board of low density also can satisfy the intensity requirement.

And connect mainboard 10 and frame 200 through transition support 30, can reduce the arrangement demand of the coupling mechanism of mainboard 10 back end and frame 200, reduce the weight of mainboard 10.

The first end of the transition support 30 is fixed to the transition air guide cover on the main board 10, the second end extends to the rear end of the main board 10, the second end of the transition support 30 is lifted upwards and points to the outer side of the main board 10 obliquely so as to be connected to the cross beam of the frame 200, the first end of the transition support 30 is connected with the top plate of the transition air guide cover at the corresponding position, the second end of the transition support 30 can be lifted upwards by means of the extending direction of the top plate of the first air guide cover 12, meanwhile, the transition support 30 is connected with the main board 10 through the transition air guide cover, the structural strength of the transition connection part is guaranteed, the connection stability of the transition support 30 and the main board 10 can be improved, and the supporting strength of the transition support 30 on the main board 10 is further improved.

Wherein, the first end of the transition bracket 30 is connected with the top plate of the transition air guide cover through bolts, and the top plate corresponding to the transition air guide cover is further provided with a convex structure to form an assembling surface which is matched with the surface of the transition bracket 30 in a fitting way.

Further, in the present embodiment, the transition bracket 30 is a strip-shaped plate, and the strip-shaped plate includes a flanging structure disposed at a side edge and a strip-shaped reinforcing rib disposed at a middle portion. The flanging structure extends vertically to the upper part of the transition bracket 30 so as to enhance the structural strength of the strip-shaped plate and reduce the deformation risk of the transition bracket 30; the bar-shaped reinforcing ribs extend from the first end to the second end of the bar-shaped plate, are similar to the bar-shaped plate in shape, improve the overall structural strength of the transition bracket 30, further reduce the bending deformation risk of the transition bracket, and guarantee the supporting reliability of the main board 10.

Wherein, the strip shaped plate of transition support 30 sets up turn-ups structure and bar strengthening rib, can satisfy the structural strength requirement of transition support 30 under less size, can reduce the weight of transition support 30, further reduces the whole weight of gearbox backplate structure 100.

In this embodiment, the front end of the main board 10 is lifted up by a certain angle, so that the connecting edge of the main board 10 and the side board 20 is a broken line edge, the stability of the connecting area of the side board 20 and the main board 10 can be improved, and the partial area of the front end of the main board 10 where the bolt 106 is arranged is also raised upwards to form a horizontal assembly surface so as to be matched with the assembly surface of the frame 200, the raised part can further strengthen the structural strength of the front end part of the main board 10, and the raised part is also connected with the corresponding longitudinal reinforcing rib 101.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing examples illustrate only a few specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A transmission cover structure, comprising: the main board, the side boards and the profile reinforcing ribs, wherein,

2. The transmission guard plate structure according to claim 1, wherein,

the main board is characterized by further comprising a plurality of supporting seats which are distributed in an array mode, and the bottoms of the supporting seats comprise cross-shaped reinforcing ribs which are connected with the main board.

3. The transmission guard plate structure according to claim 1, wherein,

the side plates comprise step plate surfaces.

4. A transmission fender structure as claimed in claim 3, wherein the stepped deck comprises:

the first step surface is arranged at the waist part of the side plate;

5. The transmission guard plate structure of claim 4, wherein,

the transition surface between the first step surface and the second step surface is an inclined surface.

6. The transmission guard plate structure according to claim 1, wherein,

the main board is characterized by further comprising a plurality of heat dissipation openings, wherein an air guide cover is fixedly arranged on the heat dissipation openings, and one end of the air guide cover is opened.

7. The transmission guard plate structure of claim 6, wherein,

the air guide cover comprises a first air guide cover and a second air guide cover, wherein,

8. The transmission guard plate structure of claim 7, wherein,

the first air guide cover comprises two transition air guide covers;

the gear box guard plate structure further comprises a transition bracket;

9. The transmission fender structure of claim 8, wherein the transition support comprises a strip-shaped plate including a flange structure disposed on a side edge and a strip-shaped stiffener disposed in a middle portion.

10. The transmission guard plate structure of claim 6, wherein a projected area of the air guide cover on the main plate is smaller than an area of the corresponding heat radiation opening.