Vehicle end shock absorber mounting seat, vehicle end connecting device, vehicle body and railway vehicle

Abstract

The utility model discloses a vehicle end shock absorber mounting seat, a vehicle end connecting device, a vehicle body and a railway vehicle, and relates to the technical field of railway vehicles. The vehicle end shock absorber mounting seat is of a carbon fiber structure, the base is opposite to the top cover, the first connecting rib is opposite to the second connecting rib, and the reinforcing ribs are located on the first side of the first connecting rib and the first side of the second connecting rib. The first connecting rib, the second connecting rib and the reinforcing rib are all connected to the base and the top cover, the reinforcing rib is connected to the first connecting rib and the second connecting rib, the base, the top cover, the first connecting rib, the second connecting rib and the reinforcing rib define a cover body with a containing cavity, and an inserting opening is formed between the second side of the first connecting rib and the second side of the second connecting rib. The end part of the shock absorber can be inserted into the accommodating cavity; the base and the top cover are both provided with the connecting through holes used for being connected with the positioning pin shafts of the shock absorbers in an inserted mode, and the vehicle end shock absorber installation base is light in weight while the structural strength and reliability are guaranteed.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of rail vehicles, and more particularly to a car end damper mounting seat. In addition, the present application also relates to a car end connecting device, a car body and a rail vehicle comprising the car end damper mounting seat. BACKGROUND

[0002] When the rail vehicle is running, various vibrations will be generated, including the yaw, the head shake and the roll caused by the track unevenness, the yaw of the vehicle when passing through the curve, and the snake movement of the vehicle, which will all affect the comfort of the passengers. Therefore, the rail vehicle often needs to be provided with a damping device capable of damping the lateral vibration thereof.

[0003] At present, the existing scheme for realizing the lateral damping of the motor train unit generally adopts the connection between the car end damper of the motor train unit and the mounting seat of the adjacent motor train unit, wherein the mounting seat is often a structure formed by the tailor welding of thick steel plates. However, the weight of the mounting seat is relatively large.

[0004] In summary, how to reduce the structural weight of the mounting seat while ensuring the strength and reliability is a problem to be solved by the technical personnel in the field at present. CONTENT OF THE INVENTION

[0005] Therefore, the purpose of the present application is to provide a car end damper mounting seat which is light in weight while ensuring the structural strength and reliability.

[0006] Another purpose of the present application is to provide a car end connecting device comprising the car end damper mounting seat.

[0007] Still another purpose of the present application is to provide a car body comprising the car end connecting device.

[0008] Still another purpose of the present application is to provide a rail vehicle comprising the car body.

[0009] In order to achieve the above-mentioned purposes, the present application provides the following technical scheme:

[0010] A car end damper mounting seat comprising a base, a top cover, a first connecting rib, a second connecting rib and a reinforcing rib;

[0011] The car end damper mounting seat is a carbon fiber structure;

[0012] The base and the top cover, the first connecting rib and the second connecting rib are oppositely arranged, and the reinforcing rib is located at the first side of the first connecting rib and the first side of the second connecting rib.

[0013] The first connecting rib, the second connecting rib and the reinforcing rib are connected to the base and the top cover, and the reinforcing rib is connected to the first connecting rib and the second connecting rib, the base, the top cover, the first connecting rib, the second connecting rib and the reinforcing rib form a cover body with a containing chamber, and the second side of the first connecting rib and the second side of the second connecting rib have a insertion port for inserting an end of a shock absorber into the containing chamber.

[0014] The base and the top cover each have a connecting through hole for inserting a positioning pin shaft connected to the shock absorber.

[0015] Preferably, the car end shock absorber mounting seat is a cover body with equal wall thickness, and the wall thickness of the car end shock absorber mounting seat is greater than or equal to 15 mm and less than or equal to 30 mm.

[0016] Preferably, the first end of the first connecting rib, the first end of the second connecting rib and the first end of the reinforcing rib are connected to the side edge of the top cover.

[0017] The second end of the first connecting rib, the second end of the second connecting rib and the second end of the reinforcing rib are each connected to the middle position of the base.

[0018] Preferably, the car end shock absorber mounting seat comprises a layer A, a layer B and a layer C.

[0019] The layer C is a flat plate layer structure, the layer A is a ring type layer structure, and the layer A is located on the first side of the layer C.

[0020] The middle part of the layer B is covered outside the layer A, and the two side foot structures of the layer B are laid on the part structure of the layer C protruding from the layer A.

[0021] Preferably, the thickness of the layer A, the layer B and the layer C is greater than or equal to 5 mm and less than or equal to 10 mm.

[0022] Preferably, the base has mounting holes on both sides along a first direction to be connected to a motor train unit through fasteners, and the first direction is perpendicular to the direction of the line connecting the second connecting rib and the reinforcing rib.

[0023] Preferably, the reinforcing rib and the base have a preset included angle, and the angle of the preset included angle is greater than or equal to 30 degrees and less than or equal to 60 degrees.

[0024] Preferably, it further comprises a first bearing assembly and a second bearing assembly.

[0025] The first bearing assembly and the second bearing assembly comprise a bearing and a mounting flange assembly, the mounting flange assembly comprises a rotating connecting pipe, a first flange plate and a second flange plate, and the bearing is sleeved in the rotating connecting pipe of the mounting flange assembly;

[0026] The rotating connecting pipe of the first bearing assembly is inserted into the connecting through hole of the top cover, and the top cover is clamped between the first flange plate and the second flange plate of the mounting flange assembly in the first bearing assembly;

[0027] The rotating connecting pipe of the second bearing assembly is inserted into the connecting through hole of the base, and the base is clamped between the first flange plate and the second flange plate of the mounting flange assembly in the second bearing assembly.

[0028] A car end connecting device comprises a shock absorber, a positioning pin shaft and a fastener, and further comprises the car end shock absorber mounting seat of any one of the above;

[0029] One end of the shock absorber is inserted into the accommodating cavity of one of the car end shock absorber mounting seats, and the other end is inserted into the accommodating cavity of the other car end shock absorber mounting seat;

[0030] A plurality of positioning pin shafts are inserted into the connecting through hole corresponding to the car end shock absorber mounting seat and the bearing joint corresponding to the end of the shock absorber, and a plurality of fasteners are arranged corresponding to the positioning pin shafts to limit the position of the positioning pin shafts.

[0031] A car body comprises the car end connecting device described above;

[0032] One of the car end shock absorber mounting seats is mounted at the end of one of the adjacent bogies, and the other car end shock absorber mounting seat is mounted at the end of the other adjacent bogie.

[0033] A railway vehicle comprises the car body described above.

[0034] In this application, the base and the top cover are arranged oppositely, the first connecting rib and the second connecting rib are also arranged oppositely, and the first connecting rib and the second connecting rib are both connected to the top of the top cover and the base, i.e. the base, the first connecting rib, the top cover and the second connecting rib are sequentially connected to form a ring structure, and the accommodating cavity is the inner cavity of the ring structure. The accommodating cavity can adopt a cavity with a rectangular or elliptical cross-sectional shape.

[0035] In cooperation, the reinforcing ribs are arranged on the same side of the first connecting rib and the second connecting rib. The structures on each side of the reinforcing ribs are respectively connected to the structures close to them, so as to shield part or all of the opening on one side formed by the above-mentioned ring structure through the reinforcing ribs. The base, the top cover, the first connecting rib, the second connecting rib and the reinforcing rib form an accommodating cavity with an opening on the other side.

[0036] Furthermore, the connecting through holes are arranged on the top cover and the base, that is, the through holes extending vertically and communicating with the accommodating chamber, in use, the end of the damper is inserted into the accommodating chamber from the left side of the vehicle end damper mounting seat, then the positioning pin shaft is sequentially inserted through one connecting through hole, the bearing joint of the damper and another connecting through hole from top to bottom, and after the positioning pin shaft is fixed, the end of the damper can be rotatably arranged on the vehicle end damper mounting seat, so as to meet the activity requirement of the damper.

[0037] Beneficial effects are that the vehicle end damper mounting seat adopts the carbon fiber structural member, and in combination with the arrangement and mutual cooperation relationship of the base, the top cover, the first connecting rib, the second connecting rib and the reinforcing rib in the vehicle end damper mounting seat, the vehicle end damper mounting seat is light in weight while ensuring the structural strength and reliability. BRIEF DESCRIPTION OF DRAWINGS

[0038] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor on the basis of the provided drawings.

[0039] Figure 1 The structural schematic diagram of the specific embodiment provided by the present application is provided.

[0040] Figure 2 The layering schematic diagram of the specific embodiment provided by the present application is provided.

[0041] Figure 3 The schematic diagram of the bearing assembly of the specific embodiment provided by the present application is provided.

[0042] Figure 4 The use schematic diagram of the specific embodiment provided by the present application is provided.

[0043] Reference signs:

[0044] 1-vehicle end damper mounting seat; 11-base; 111-mounting hole; 12-top cover; 13-first connecting rib; 14-second connecting rib; 15-reinforcing rib; 16-accommodating chamber; 17-layer A; 18-layer B; 19-layer C; 20-first bearing assembly; 201-bearing; 202-mounting flange assembly; 2021-rotary connection pipe; 2022-first flange plate; 2023-second flange plate; 21-second bearing assembly;

[0045] 2-damper. DETAILED DESCRIPTION

[0046] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0047] The core of the present application is to provide a car end shock absorber mounting seat 1 which is light in weight while ensuring structural strength and reliability. Another core of the present application is to provide a car end connecting device comprising the car end shock absorber mounting seat 1. Still another core of the present application is to provide a car body comprising the car end connecting device. Yet another core of the present application is to provide a railway vehicle comprising the car body.

[0048] The present application provides a car end shock absorber mounting seat 1, comprising a base 11, a top cover 12, a first connecting rib 13, a second connecting rib 14 and a reinforcing rib 15; wherein the car end shock absorber mounting seat 1 is a carbon fiber structure; the base 11 and the top cover 12 are oppositely arranged, the first connecting rib 13 and the second connecting rib 14 are oppositely arranged, and the reinforcing rib 15 is located on the first side of the first connecting rib 13 and the first side of the second connecting rib 14; the first connecting rib 13, the second connecting rib 14 and the reinforcing rib 15 are connected to the base 11 and the top cover 12, and the reinforcing rib 15 is connected to the first connecting rib 13 and the second connecting rib 14; the base 11, the top cover 12, the first connecting rib 13, the second connecting rib 14 and the reinforcing rib 15 form a cover body with a receiving chamber 16; the first connecting rib 13 and the second connecting rib 14 have a plug-in interface between the second side of the first connecting rib 13 and the second side of the second connecting rib 14, for inserting the end of the shock absorber 2 into the receiving chamber 16; the base 11 and the top cover 12 each have a connecting through hole for inserting a positioning pin shaft connected to the shock absorber 2.

[0049] Specifically, as shown in Figure 1 The base 11 and the top cover 12 are arranged along the vertical direction and oppositely arranged, while the first connecting rib 13 and the second connecting rib 14 are arranged along the direction perpendicular to the connecting line direction of the base 11 and the top cover 12 and oppositely arranged, and the upper end of the first connecting rib 13 and the upper end of the second connecting rib 14 are connected to the top cover 12, and the lower end of the first connecting rib 13 and the lower end of the second connecting rib 14 are connected to the base 11, i.e. the base 11, the first connecting rib 13, the top cover 12 and the second connecting rib 14 are sequentially connected to form a ring structure, and the receiving chamber 16 is the inner cavity of the ring structure, and the receiving chamber 16 can adopt a chamber with a rectangular or elliptical cross-sectional shape.

[0050] Correspondingly, the reinforcing rib 15 is arranged on the right side of the first connecting rib 13 and the second connecting rib 14, and the structures on each side of the reinforcing rib 15 are respectively connected to the structures close to the structures, and specifically, as shown in Figure 1 The lower left structure of the reinforcing rib 15 is connected to the second connecting rib 14, the upper right structure is connected to the base 11, the upper left structure is connected to the top cover 12, and the upper right structure is connected to the first connecting rib 13 in the obliquely arranged vehicle end shock absorber mounting seat 1, so as to shield the part or all of the part located on the right side opening formed by the annular structure, and the base 11, the top cover 12, the first connecting rib 13, the second connecting rib 14 and the reinforcing rib 15 form a left side opening accommodating chamber 16.

[0051] Furthermore, the connecting through holes are arranged on the top cover 12 and the base 11, that is, the through holes vertically extend and communicate with the accommodating chamber 16, in use, the end of the shock absorber 2 is inserted into the accommodating chamber 16 from the left side of the vehicle end shock absorber mounting seat 1, and then the positioning pin shaft is sequentially inserted from top to bottom through the connecting through hole on the top cover 12, the bearing 201 joint of the shock absorber 2 and the connecting through hole on the top of the base 11, or from bottom to top through the connecting through hole on the top of the base 11, the bearing 201 joint of the shock absorber 2 and the connecting through hole on the top of the top cover 12, and then the positioning pin shaft is fixed, so that the end of the shock absorber 2 is rotatably arranged on the vehicle end shock absorber mounting seat 1, so as to meet the activity requirement of the shock absorber 2.

[0052] Beneficial effects are that the vehicle end shock absorber mounting seat 1 adopts a carbon fiber structural member, and in combination with the arrangement and mutual cooperation relationship of the base 11, the top cover 12, the first connecting rib 13, the second connecting rib 14 and the reinforcing rib 15 in the vehicle end shock absorber mounting seat 1, the vehicle end shock absorber mounting seat 1 can not only guarantee the structural strength and reliability, but also realize lightweight design, and specifically, compared with the related art, the vehicle end shock absorber mounting seat 1 is reduced by more than .

[0053] As shown in Figure 1 and Figure 2 , in order to balance the lightweight and strength requirements, on the basis of the above embodiment, the vehicle end shock absorber mounting seat 1 is a cover body with equal wall thickness, and the wall thickness of the vehicle end shock absorber mounting seat 1 is greater than or equal to 15 mm and less than or equal to 30 mm.

[0054] On the basis of the above embodiment, the first end of the first connecting rib 13, the first end of the second connecting rib 14 and the first end of the reinforcing rib 15 are connected to the side edge of the top cover 12, and the second end of the first connecting rib 13, the second end of the second connecting rib 14 and the second end of the reinforcing rib 15 are all connected to the middle position of the base 11.

[0055] Each of the ribs is spliced and fixed on the upper side of the top cover 12 close to the side thereof, and is connected to the middle of the base 11. Specifically, as shown in Figure 1 In the obliquely placed car end shock absorber mounting seat 1, the upper side of the first connecting rib 13 is spliced and fixed to the upper left side of the top cover 12, the upper side of the second connecting rib 14 is spliced and fixed to the lower right side of the top cover 12, and the upper side of the reinforcing rib 15 is spliced and fixed to the upper right side of the top cover 12, forming an integrated cover body. The four sides of the base 11 protrude from the integrated cover body, so that the edge structure of the base 11 can be fixedly connected to the EMU, and the strength of the main body structure of the shock absorber 2 for rotary connection is not affected. The arrangement and cooperation of the parts in the integrated cover body are conducive to the production of the car end shock absorber mounting seat 1 and the reduction of weight.

[0056] On the basis of the above embodiment, the car end shock absorber mounting seat 1 comprises a ply A 17, a ply B 18 and a ply C 19. The ply C 19 is a flat plate structure, the ply A 17 is a ring-shaped ply structure, and the ply A 17 is located on the first side of the ply C 19. The middle part of the ply B 18 is covered outside the ply A 17, and the two side foot structures of the ply B 18 are laid on the part of the ply C 19 protruding from the ply A 17.

[0057] Specifically, as shown in Figure 2 The ply A 17 is a ring-shaped ply structure, and each layer from inside to outside of the ply A 17 is sequentially laid in a preset ratio of 0 / 90 / 45 / -45 degrees. The ply B 18 is based on the outer wall of the ply A 17. Specifically, the ply B 18 is on the upper side and the side walls on the left and right sides of the ply A 17, and each layer from inside to outside is sequentially laid in a preset ratio of 0 / 90 / 45 / -45 degrees according to the preset profile of the edge of the base 11, the first connecting rib 13, the second connecting rib 14, the reinforcing rib 15 and the top cover 12. The ply C 19 is the outermost layer along the laying of the ply A 17 and the ply B 18, and each layer along the thickness direction of the base 11 is sequentially laid in a preset ratio of 0 / 90 / 45 / -45 degrees. The ply A 17, the ply B 18 and the ply C 19 need to be realized by a mold, and the seat body structure is obtained by a curing process.

[0058] To ensure the uniformity of strength, on the basis of the above embodiment, the thickness of the ply A 17, the ply B 18 and the ply C 19 is greater than or equal to 5 mm and less than or equal to 10 mm.

[0059] To meet the installation requirements, on the basis of the above embodiment, the base 11 has mounting holes 111 on both sides along the first direction to be connected to the EMU by fasteners, and the first direction is perpendicular to the direction of the line connecting the second connecting rib 14 and the reinforcing rib 15.

[0060] Specifically, as shown inFigure 1 As shown, the left side edge and the right side edge of the base 11 are provided with mounting holes 111, which can be round holes or square holes, and the number of the mounting holes 111 can be two or four or three, so as to ensure the connection strength with the EMU.

[0061] To further improve the structural strength, on the basis of the above embodiment, the reinforcing rib 15 is arranged obliquely compared with the top cover 12 and the base 11, specifically, the reinforcing rib 15 has a preset included angle with the base 11, and the angle range of the preset included angle is 30 degrees 60 degrees.

[0062] On the basis of the above embodiment, the first bearing assembly 20 and the second bearing assembly 21 are further included; the first bearing assembly 20 and the second bearing assembly 21 include a bearing 201 and a mounting flange assembly 202, the bearing 201 is sleeved in the rotating connection pipe 2021 of the mounting flange assembly 202; the rotating connection pipe 2021 of the first bearing assembly 20 is inserted into the connecting through hole of the top cover 12, and the top cover 12 is clamped between the first flange plate 2022 and the second flange plate 2023 of the mounting flange assembly 202 in the first bearing assembly 20; the rotating connection pipe 2021 of the second bearing assembly 21 is inserted into the connecting through hole of the base 11, and the base 11 is clamped between the first flange plate 2022 and the second flange plate 2023 of the mounting flange assembly 202 in the second bearing assembly 21.

[0063] Specifically, as shown in Figure 1 and Figure 3 the first bearing assembly 20 is arranged at the connecting through hole above the top cover 12, and the second bearing assembly 21 is arranged at the connecting through hole above the base 11, specifically, the first bearing assembly 20 and the second bearing assembly 21 both include the mounting flange assembly 202 and the bearing 201, wherein the mounting flange assembly 202 includes the oppositely arranged first flange plate 2022 and the second flange plate 2023, and the rotating connection pipe 2021 extending between the first flange plate 2022 and the second flange plate 2023, and the first flange plate 2022 is an integral structure with the rotating connection pipe 2021, and the second flange plate 2023 is independent opposite to the above integral structure, the bearing 201 is sleeved in the rotating connection pipe 2021, and the second flange plate 2023 is provided with a through hole, so as to insert the positioning pin shaft into the inside of the bearing 201, and when mounting, the above integral structure is inserted into the connecting through hole, and then the second flange plate 2023 is connected with the above integral structure through the rivet fastener.

[0064] Further, the integral structure is defined as a fixed flange seat, that is, the fixed flange seat comprises the first flange plate 2022 and the rotating connecting pipe 2021, and the rotating connecting pipe 2021 of the fixed flange seat can be inserted into the through hole of the second flange plate 2023, so as to position the fixed flange seat and the second flange plate 2023, and the fixed flange seat and the second flange plate 2023 are detachably connected through the fasteners, so as to facilitate maintenance.

[0065] In addition to the above-mentioned car end shock absorber mounting seat 1, the application also provides a car end connecting device comprising the car end shock absorber mounting seat 1 disclosed in the above-mentioned embodiments, the car end connecting device further comprises a shock absorber 2, a positioning pin shaft and a fastener, one end of the shock absorber 2 is inserted into the accommodating chamber 16 of one car end shock absorber mounting seat 1, and the other end is inserted into the accommodating chamber 16 of another car end shock absorber mounting seat 1; a plurality of positioning pin shafts are inserted into the connecting through hole of the corresponding car end shock absorber mounting seat 1 and the bearing 201 joint of the corresponding end of the shock absorber 2, and a plurality of fasteners are arranged on the corresponding positioning pin shafts to limit the position of the positioning pin shafts.

[0066] As shown in Figure 4 , the car end connecting device is provided with two car end shock absorber mounting seats 1, the openings of the accommodating chambers 16 of the two car end shock absorber mounting seats 1 are arranged close to each other, and the left end of the shock absorber 2 is inserted into the accommodating chamber 16 of the left car end shock absorber mounting seat 1 from right to left, and the right end is inserted into the accommodating chamber 16 of the right car end shock absorber mounting seat 1 from right to left, during assembly, the positioning pin shafts are respectively inserted into the connecting through hole of the car end shock absorber mounting seat 1 and the bearing 201 joint of the shock absorber 2, and then a round nut and a hexagonal nut or the like are installed on the end of the positioning pin shaft to achieve fastening of the positioning pin shaft.

[0067] In addition to the above-mentioned car end shock absorber mounting seat 1 and the car end connecting device, the application also provides a car body comprising the car end connecting device disclosed in the above-mentioned embodiments, wherein one car end shock absorber mounting seat 1 of the car end connecting device is installed on one of the adjacent motor trains, and the other car end shock absorber mounting seat 1 is installed on the other of the adjacent motor trains, the structures of other parts of the car body refer to the prior art, and will not be described herein.

[0068] In addition to the above-mentioned car end shock absorber mounting seat 1, the car end connecting device and the car body, the application also provides a railway vehicle comprising the car body disclosed in the above-mentioned embodiments, the structures of other parts of the railway vehicle refer to the prior art, and will not be described herein.

[0069] It should be noted that the relational terms herein, such as first and second, and the like, are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. The terms "top," "bottom," "front," "back," "left," "right," "upper," "lower," "horizontal," "vertical," and the like as used herein are made only with reference to the figures as presented in the patent filing, and are merely used for convenience to describe the orientation in the figures.

[0070] The various embodiments described in this specification are presented by way of example, and each embodiment describes a specific implementation of the application. The embodiments are not intended to limit the scope of the application, which is defined by the appended claims.

[0071] The car end shock absorber mounting seat, the car end connecting device, the car body and the railway vehicle provided by the application are described in detail above. The principles and implementation manners of the application are described by applying specific examples in this paper, and the above embodiment description is only used to help understand the method of the application and its core idea. It should be pointed out that for ordinary skilled persons in the art, some improvements and modifications can be made to the application without departing from the principles of the application, and these improvements and modifications also fall within the protection scope of the application.

Claims

1. A vehicle end shock absorber mount, characterized by, The car end shock absorber mounting seat comprises a base (11), a top cover (12), a first connecting rib (13), a second connecting rib (14) and a reinforcing rib (15). The car end shock absorber mounting seat is a carbon fiber structure. The base (11) and the top cover (12) are oppositely arranged, and the first connecting rib (13) and the second connecting rib (14) are oppositely arranged. The first connecting rib (13), the second connecting rib (14) and the reinforcing rib (15) are connected to the base (11) and the top cover (12), and the reinforcing rib (15) is connected to the first connecting rib (13) and the second connecting rib (14). The base (11), the top cover (12), the first connecting rib (13), the second connecting rib (14) and the reinforcing rib (15) form a cover body with a containing cavity (16), and the second side of the first connecting rib (13) and the second side of the second connecting rib (14) have a plug-in interface for inserting the end of the shock absorber (2) into the containing cavity (16). The base (11) and the top cover (12) each have a connecting through hole for inserting a positioning pin shaft connected to the shock absorber (2).

2. The vehicle end shock absorber mount of claim 1, wherein The car end shock absorber mounting seat is a cover body with equal wall thickness, and the wall thickness of the car end shock absorber mounting seat is greater than or equal to 15 mm and less than or equal to 30 mm.

3. The vehicle end shock absorber mount of claim 2, wherein, The first end of the first connecting rib (13), the first end of the second connecting rib (14) and the first end of the reinforcing rib (15) are connected to the side edge of the top cover (12). The second end of the first connecting rib (13), the second end of the second connecting rib (14) and the second end of the reinforcing rib (15) are connected to the middle position of the base (11).

4. The vehicle end shock absorber mount of claim 3, wherein, The car end shock absorber mounting seat comprises a layer A (17), a layer B (18) and a layer C (19). The layer C (19) is a flat plate structure, the layer A (17) is a ring-shaped layer structure, and the layer A (17) is located on the first side of the layer C (19). The middle part of the layer B (18) is covered outside the layer A (17), and the two side foot structures of the layer B (18) are arranged on the part of the layer C (19) protruding from the layer A (17).

5. The vehicle end shock absorber mount of claim 4, wherein, The thickness of the layer A (17), the layer B (18) and the layer C (19) is greater than or equal to 5 mm and less than or equal to 10 mm.

6. The vehicle end shock absorber mount of claim 3, wherein The base (11) has mounting holes (111) on both sides along a first direction, so as to be connected to the EMU by fasteners, and the first direction is perpendicular to the direction of the line connecting the second connecting rib (14) and the reinforcing rib (15).

7. The vehicle end shock absorber mount of claim 1, wherein The reinforcing rib (15) and the base (11) have a preset included angle, and the angle of the preset included angle is greater than or equal to 30 degrees and less than or equal to 60 degrees.

8. The vehicle end shock absorber mount of claim 1, wherein The car end shock absorber mounting seat further comprises a first bearing assembly (20) and a second bearing assembly (21). The first bearing assembly (20) and the second bearing assembly (21) comprise a bearing (201) and a mounting flange assembly (202), the mounting flange assembly (202) comprises a rotating connecting pipe (2021), a first flange plate (2022) and a second flange plate (2023), and the bearing (201) is sleeved in the rotating connecting pipe (2021) of the mounting flange assembly (202); The rotating connecting pipe (2021) of the first bearing assembly (20) is inserted into the connecting through hole of the top cover (12), and the top cover (12) is clamped between the first flange plate (2022) and the second flange plate (2023) of the mounting flange assembly (202) in the first bearing assembly (20); The rotating connecting pipe (2021) of the second bearing assembly (21) is inserted into the connecting through hole of the base (11), and the base (11) is clamped between the first flange plate (2022) and the second flange plate (2023) of the mounting flange assembly (202) in the second bearing assembly (21).

9. A vehicle end connection device comprising a damper (2), a locating pin shaft and a fastening member, characterized in that Also comprising the car end shock absorber mounting seat (1) of any one of claims 1-8; One end of the shock absorber (2) is inserted into the accommodating cavity (16) of one of the car end shock absorber mounting seats (1), and the other end is inserted into the accommodating cavity (16) of another of the car end shock absorber mounting seats (1); The positioning pin shafts are inserted into the connecting through holes of the car end shock absorber mounting seats (1) and the bearings (201) joints of the corresponding ends of the shock absorber (2), and the fasteners are arranged corresponding to the positioning pin shafts to limit the positions of the positioning pin shafts.

10. A vehicle body characterized by comprising: The car end connecting device of claim 9 is included. One of the car end shock absorber mounting seats (1) is mounted at the end of one of the adjacent bogies, and the other of the car end shock absorber mounting seats (1) is mounted at the end of the other of the adjacent bogies.

11. A rail vehicle, characterized by The car body of claim 10 is included.

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