WO2021120081A1

WO2021120081A1 - Rail vehicle, and vehicle end energy absorption structure therefor

Info

Publication number: WO2021120081A1
Application number: PCT/CN2019/126514
Authority: WO
Inventors: 伊召锋; 刘东亮; 高晓霞; 刘莉; 高宁; 侯帅昌; 张相宁; 王铁成
Original assignee: 中车唐山机车车辆有限公司
Priority date: 2019-12-16
Filing date: 2019-12-19
Publication date: 2021-06-24
Also published as: CN112977524B; CN112977524A; CA3196384A1

Abstract

A vehicle end energy absorption structure for a rail vehicle, comprising a mounting panel (11), a fixing plate (12), an energy absorption mechanism (13), a guide mechanism (14), and an anti-climbing device (15). The energy absorption mechanism (13) comprises multiple energy absorption boxes (131); each energy absorption box (131) has one end fixedly mounted on the mounting panel (11), and the other end fixedly mounted on the fixing plate (12); the anti-climbing device (15) is fixedly mounted on the end of the fixing plate (12) facing away from the mounting panel (11), and the anti-climbing device (15) is provided with multiple anti-climbing teeth (151) at the end facing away from the mounting panel (11); the end of the guide mechanism (14) facing away from the mounting panel (11) passes through the fixing plate (12) to be then fixedly connected to the anti-climbing device (15), and the other end of the guide mechanism (14) facing away from the fixing plate (12) passes through the mounting panel (11). The vehicle end energy absorption structure can experience stable, orderly, and controllable deformation when a collision occurs, thereby achieving a passive safety protection function of a rail vehicle, and improving the operating safety of the rail vehicle. Also provided is a vehicle.

Description

Rail vehicle and energy absorbing structure at vehicle end

Technical field

This application relates to the technical field of rail vehicles, in particular, to a rail vehicle and an energy absorbing structure at the end of the rail vehicle.

Background technique

With the rapid development of the rail transit industry, rail vehicles such as EMUs and urban rail trains have become important means of transportation for people's daily travel, and the operational safety of rail vehicles is extremely important. When the active safety protection of rail vehicles fails, passive safety will become the most important guarantee to protect the lives and property of passengers. Therefore, the crashworthiness design of the rail vehicle structure is very important, especially the energy absorbing structure at the end of the vehicle as the first contact surface for collision. In order to ensure the safety of rail vehicles in the event of a collision, it is necessary to design a stable, orderly, and controllable deformation of the vehicle end energy absorbing structure to realize the passive safety protection function of rail vehicles and improve the safety of rail vehicles.

Summary of the invention

The embodiments of the present application provide a rail vehicle and its end energy absorbing structure. The end energy absorbing structure can perform stable, orderly, and controllable deformation when a collision occurs, so as to realize the passive safety protection function of the rail vehicle, and It can improve the operational safety of rail vehicles.

According to a first aspect of the embodiments of the present application, there is provided a car end energy absorbing structure for rail vehicles, the car end energy absorbing structure including a mounting panel, a fixing plate, an energy absorbing mechanism, a guiding mechanism, and an anti-climbing device;

The energy absorbing mechanism includes a plurality of energy absorbing boxes, one end of each energy absorbing box is fixedly installed on the mounting panel, and the other end is fixedly installed on the fixing plate;

The anti-climbing device is fixedly installed on an end of the fixing plate facing away from the installation panel, and the anti-climbing device is provided with a plurality of anti-climbing teeth at an end facing away from the installation panel;

The guide mechanism is fixedly connected to the mounting panel and the fixing plate, and one end facing away from the mounting panel passes through the fixing plate and then fixedly connected to the anti-climbing device, and the other end facing away from the fixing plate Passing through the installation panel for fixed connection with the body of the rail vehicle.

In some optional implementation manners, the energy absorbing box includes:

The front end plate is fixedly installed on the fixed plate;

The rear end plate is fixedly installed on the installation panel;

The cylinder is fixedly installed between the front end plate and the rear end plate, and an inducing structure for inducing deformation is provided at one end facing the front end plate;

A plurality of partitions are fixedly installed in the cylinder at intervals along the direction from the front end plate to the rear end plate.

In some optional implementations, the inducing structure is an indentation opened on the cylinder.

In some optional implementations, the cylinder is formed by welding two U-shaped plates arranged oppositely.

In some optional implementations, the cross section of the cylinder is rectangular, and each side of the cylinder is provided with openings corresponding to the partitions one by one;

Flanges are provided around the partitions, and the flanges are inserted into the corresponding openings.

In some optional implementations, the cylinder has a quadrangular pyramid structure, and a cross-sectional area of the cylinder facing the front end plate is smaller than a cross-sectional area of the cylinder facing the rear end plate.

In some optional implementation manners, the included angle formed by two opposite sides of the cylinder is 2°-10°.

In some optional implementation manners, the number of the partitions is 4-8.

In some optional implementation manners, the number of the energy absorbing boxes is 4-8.

In some optional implementation manners, the energy absorbing boxes are distributed in two rows, an upper and a lower row.

In some optional implementations, the guide mechanism is arranged between the two energy absorbing boxes in the lower row.

In some optional implementation manners, the partition has a rectangular ring structure or a cross-shaped structure.

In some optional implementation manners, the guiding mechanism includes:

The rear sleeve mounting plate is fixedly connected to the vehicle body;

The front sleeve mounting plate is fixedly connected to the fixing plate;

Two guide posts are arranged in parallel, one end of the guide post is fixedly mounted on the rear sleeve mounting plate, and the other end is fixedly mounted on the anti-climbing device after passing through the front sleeve mounting plate.

In some alternative implementations,

A rear sleeve is sleeved on the end of the guide post facing the rear sleeve mounting plate, and the rear sleeve is fixedly connected to the rear sleeve mounting plate and the mounting panel;

An end cover is welded to the other end of the guide column;

A front sleeve is sleeved on the part of the guide post where the front sleeve mounting portion is penetrated, and the front sleeve is fixedly connected to the front sleeve mounting plate.

In some optional implementations, it further includes a coupler joist fixedly installed at the bottom of the anti-climbing device, and the coupler joist has a U-shaped structure.

According to a second aspect of the embodiments of the present application, there is also provided a rail vehicle, including a car body, and any car end energy absorbing structure provided by the above technical solutions, and a mounting panel of the car end energy absorbing structure and The guide mechanism is fixedly installed at the end of the vehicle body.

Using the rail vehicle and its end energy absorbing structure provided in the embodiments of the present application has the following beneficial effects:

The above-mentioned car end energy absorbing structure is fixedly installed at the end of the car body through the installation panel and the guide mechanism. When the car body end of the rail vehicle collides, the anti-climbing device prevents the rail vehicle from climbing, and the energy absorbing mechanism Absorb the collision energy. During the collision energy absorption process, the guide mechanism ensures that the energy absorption structure is not affected by the unbalanced load, and generates stable, orderly and controllable deformation to absorb the collision energy, realizes the passive safety protection function of rail vehicles, and can Improve the operational safety of rail vehicles.

Description of the drawings

The drawings described here are used to provide a further understanding of the application and constitute a part of the application. The exemplary embodiments and descriptions of the application are used to explain the application, and do not constitute an improper limitation of the application. In the attached picture:

Fig. 1 is a schematic diagram of the assembly structure of the vehicle end energy absorbing structure provided by the embodiment of the application when installed on the vehicle body;

FIG. 2 is a schematic diagram of the three-dimensional structure of the car end energy absorbing structure provided by an embodiment of the application;

Figure 3 is a bottom view of the car end energy absorbing structure provided in Figure 2;

4 is a schematic diagram of a three-dimensional structure of an energy absorbing box of the car end energy absorbing structure provided in FIG. 2;

Figure 5 is a schematic side view of the structure of the energy absorbing box provided in Figure 4;

Figure 6 is a schematic diagram of the internal structure of the energy absorbing box provided in Figure 4;

FIG. 7 is a schematic structural diagram of another energy absorbing box of the vehicle end energy absorbing structure provided in FIG. 2;

Figure 8 is a schematic view of the structure of the partition in the energy absorbing box provided in Figure 6;

Figure 9 is a schematic structural view of another partition of the energy absorbing box provided in Figure 4;

Fig. 10 is a schematic structural diagram of the guiding mechanism of the vehicle end energy absorbing structure provided in Fig. 2.

Reference signs:

1-car body; 2-car end energy-absorbing structure; 11-installation panel; 12-fixed plate; 13-energy absorption mechanism; 14-guide mechanism; 15-anti-climbing device; 16-car coupler joist; 131-energy absorption Box; 132-front end plate; 133-rear end plate; 134-cylinder body; 135-partition plate; 136-induction structure; 1341-U-shaped plate; 1351-flange; 141-rear sleeve mounting plate; 142-front Sleeve mounting plate; 143-guide column; 144-rear sleeve; 145-end cover; 146-front sleeve; 151-anti-climbing gear; 152-top pick position.

Detailed ways

In order to make the technical solutions and advantages of the embodiments of the present application clearer, the exemplary embodiments of the present application will be described in further detail below in conjunction with the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, and Not all examples are exhaustive. It should be noted that the embodiments in the application and the features in the embodiments can be combined with each other if there is no conflict.

The embodiment of the present application provides a rail vehicle. The rail vehicle includes a car body and a car end energy absorbing structure installed at the end of the car body. The car end energy absorbing structure includes a mounting panel, a fixing plate, an energy absorbing mechanism, a guide mechanism, and The anti-climbing device and the vehicle end energy absorbing structure are fixedly installed on the end of the vehicle body through a mounting panel and a guide mechanism. The car end energy absorbing structure can be installed at the end of a car body with a driver's cab, and can also be installed at the end of an ordinary car compartment. As shown in the structure in Figure 1, the vehicle end energy absorbing structure is installed on the bottom end wall of the front end of the cab. The car end energy absorbing structure installed at the end of the car body can perform stable, orderly and controllable deformation when the rail vehicle collides, realize the passive safety protection function of the rail vehicle, and can improve the running safety of the rail vehicle.

The car-end energy-absorbing structure provided by the embodiments of this application is mainly used to meet the North American standard APTA (The American Public Transportation Association) PR-CS-S-034-99, Rev. 2 "Standard for the Design and Construction" of Passenger Railroad Rolling Stock. The main characteristics of the energy-absorbing structure of the car end are short crushing distance, large average crushing force (greater than 4MN), and large energy absorption (greater than 2.5MJ), which can simultaneously meet the requirements of collision with the same train and collision with locomotive traction trains.

The above-mentioned vehicle end energy absorbing structure 2 can be realized by the following specific structures:

As shown in the structure of Figures 2 and 3, the car end energy absorbing structure 2 for rail vehicles includes a mounting panel 11, a fixing plate 12, an energy absorbing mechanism 13, a guiding mechanism 14, an anti-climbing device 15 and a coupler joist 16; : As shown in the structure in Figure 1, the mounting panel 11 can be fixedly connected to the end wall of the front end of the cab by welding or bolts and other fasteners; when the car end energy absorbing structure 2 is used in other cars, the installation panel is also used 11 Fixedly installed on the end wall at the end of the carriage;

The energy absorbing mechanism 13 includes a plurality of energy absorbing boxes 131, one end of each energy absorbing box 131 is fixedly installed on the mounting panel 11, and the other end is fixedly installed on the fixing plate 12; the length direction of the energy absorbing box 131 is the same as the length direction of the rail vehicle The energy absorbing boxes 131 are arranged in parallel, and when the rail vehicle collides, the energy absorbing box 131 is squeezed and deformed along its length, so as to absorb the collision energy through the deformation to realize the collision energy consumption, so as to protect the rail vehicle And the safety of passengers; the energy-absorbing boxes 131 can be distributed in two rows, the upper row of the energy-absorbing boxes 131 and the lower row of the energy-absorbing boxes 131 can be arranged up and down, or staggered; along the rail vehicle In the width direction of the vehicle, the guide mechanism 14 is arranged between the two energy absorbing boxes 131 in the lower row; in the structure shown in Figures 2 and 3, the energy absorbing mechanism 13 is fixedly connected to the five between the mounting panel 11 and the fixing plate 12. It consists of two energy-absorbing boxes 131. The energy-absorbing boxes 131 are arranged in upper and lower rows. There are three energy-absorbing boxes 131 in the upper row and two energy-absorbing boxes 131 in the lower row; and the two energy-absorbing boxes 131 in the lower row. A guiding mechanism 14 is provided between the boxes 131; the number of energy absorbing boxes 131 can be 4-8, that is, 4, 5, 6, 7, 8 energy absorbing boxes 131 can be provided in the energy absorbing structure 2 at the vehicle end At the same time, when the structural size of the energy absorbing box 131 is small, more energy absorbing boxes 131 can be arranged; the energy absorbing boxes 131 can be arranged in two rows of upper and lower rows, or in one row, three rows or multiple rows. A row can be provided with two energy absorbing boxes 131, three energy absorbing boxes 131 or multiple energy absorbing boxes 131, and the number of energy absorbing boxes 131 that needs to be installed is related to the magnitude of the collision energy that needs to be absorbed.

The anti-climbing device 15 is fixedly installed on the end of the fixed plate 12 facing away from the installation panel 11. The anti-climbing device 15 is provided with a plurality of anti-climbing teeth 151 at the end facing away from the installation panel 11; 15 is located at the foremost end of the car body 1 and the car end energy absorbing structure 2, and is used to engage with the anti-climbing teeth 151 when the rail vehicle collides to prevent the rail vehicle from climbing;

The guide mechanism 14 is fixedly connected to the mounting panel 11 and the fixing plate 12, and the end away from the mounting panel 11 passes through the fixing plate 12 and then is fixedly connected to the anti-climbing device 15, and the other end away from the fixing plate 12 passes through the mounting panel 11, with It is fixedly connected to the car body 1 of the rail vehicle; as shown in the structure of FIG. 3, one end of the guide mechanism 14 toward the car body 1 protrudes from the mounting panel 11 and is fixedly connected to the end of the car body 1; the guide mechanism 14 faces away from the car body One end of 1 is fixedly installed on the fixed plate 12 and the anti-climbing device 15, which is used during the collision process, if the rail vehicle collides in a forward direction and there is no eccentric load, the guiding mechanism 14 will not work, and the energy absorbing mechanism 13 will be in order, Controllable deformation to absorb collision energy; if the rail vehicle collides with an unbalanced load, the guiding mechanism 14 will play a role to ensure that the energy absorbing mechanism 13 is not affected by the unbalanced load, and an orderly, controllable and stable deformation can still occur. Absorb collision energy to ensure the safety of rail vehicles;

The coupler joist 16 has a U-shaped structure and is fixedly installed at the bottom of the anti-climbing device 15. As shown in the structure shown in Figures 1 and 2, a coupler joist 16 is fixedly installed at the bottom of the anti-climbing device 15. The coupler joist 16 is a U-shaped structure, which is used to allow the retractable coupler to pass through smoothly and to retreat at the same time. Type coupler for fixing and supporting. As shown in the structure of Fig. 3, the bottom surface of the coupler joist 16 is provided with a jack position 152 for jacking the rail vehicle.

When a rail vehicle collides, firstly, the two couplers at the end of the car body 1 contact, the coupler buffer is compressed, and then the coupler crush tube deforms and absorbs energy, and finally the coupler moves freely and exits the entire collision system; The end energy-absorbing structure 2 is engaged by the anti-climbing teeth 151 on the anti-climbing device 15, and the anti-climbing teeth 151 can effectively prevent the car from climbing; then, the energy absorption mechanism 13 begins to deform and absorb energy, and the energy absorption in the energy absorption mechanism 13 The box 131 absorbs collision energy through orderly and controllable deformation; if the rail vehicle is in a forward collision when the collision occurs, the guiding mechanism 14 will not work, and the energy absorbing mechanism 13 will deform and absorb energy; if a collision occurs When the rail vehicle has an unbalanced load, the guiding mechanism 14 will work to ensure that the energy absorbing mechanism 13 is not affected by the unbalanced load and can still undergo orderly, controllable and stable deformation to absorb collision energy.

The above-mentioned car end energy absorbing structure 2 is fixedly installed on the end of the car body 1 through the mounting panel 11 and the guide mechanism 14. When the end of the rail car body 1 collides, the anti-climbing device 15 prevents the rail car from climbing. , And absorb the collision energy through the energy absorption mechanism 13, and during the collision energy absorption process, the guide mechanism 14 ensures that the energy absorption structure is not affected by the unbalanced load, and stable, orderly and controllable deformation occurs to absorb the collision energy, realizing rail vehicles Passive safety protection function, and can improve the safety of rail vehicles.

As shown in the structure of Figures 4, 5 and 7, the energy absorbing box 131 includes a front end plate 132, a rear end plate 133, a cylinder 134 and a plurality of partitions 135; the front end plate 132 is fixedly installed on the fixed plate 12; the rear end plate 133 is fixedly installed on the mounting panel 11; the cylinder 134 is fixedly installed between the front end plate 132 and the rear end plate 133, and an inducing structure 136 for inducing deformation is provided at the end facing the front end plate 132; The front end plate 132 to the rear end plate 133 are fixedly installed in the cylinder 134 at intervals. As shown in the structure of Figures 4 and 5, the inducing structure 136 can be indentations and/or through holes opened on the cylinder 134, and the indentations or through holes can be symmetrically arranged, that is, the relative positions of the cylinder 134 are arranged. There are indentations, or through holes are provided at the relative positions of the cylinder 134, so that the cylinder 134 can be uniformly deformed under the induction of the inducing structure 136. The inducing structure 136 may also be a structure such as an indentation, a groove, or a crack. The number of partitions 135 provided in the cylinder 134 can be 4-8, that is, 4, 5, 6, 7, and 8 partitions 135 can be provided at intervals in the cylinder 134, as shown in FIGS. 4 and 5. 6 and 7 are provided with 6 partitions 135 in the energy absorbing box 131, that is, in the embodiment of the present application, the energy absorbing box 131 provided with 6 partitions 135 is taken as an example for description. As shown in the structure of FIG. 8, the partition 135 is a rectangular ring structure, and flanges 1351 are arranged around the partition 135; as shown in the structure of FIG. 9, the partition 135 is a cross-shaped structure, and is arranged around the partition 135. Both are provided with a flange 1351, and a through hole is also provided in the partition 135 shown in FIG. 9.

When the energy absorbing box 131 collides and is crushed, it first induces deformation and absorbs energy through the inducing structure 136; then through the induced deformation and the control of the partition 135, each cell body of the energy absorbing box 131 is crushed in turn, and finally realized The energy absorbing box 131 deforms in an orderly manner, absorbs energy, and ensures the safety of the life and property of the vehicle and personnel.

As shown in the structure of Figure 6, the cylinder 134 can be welded by two U-shaped plates 1341 that are arranged oppositely, and the partition 135 is fixedly installed between the two U-shaped plates 1341, and the partition 135 can be welded to the U-shaped plate. The board 1341 can also be plugged into the U-shaped board 1341.

As shown in the structure shown in Figure 6, the cross section of the cylinder 134 is rectangular, and each side of the cylinder 134 is provided with an opening corresponding to the partition 135 one by one; flanges 1351 are provided around the partition 135, The flange 1351 is inserted into the corresponding opening. The partition 135 is inserted into the circumferential opening of the cylinder 134 through the surrounding flange 1351. Through the opening, the partition 135 can be positioned and installed, and at the same time, the cylinder 134 can be induced to deform, so that the cylinder 134 can be deformed. It can deform stably and orderly in the process of collision and crushing.

As shown in the structure of FIG. 4, the cylindrical body 134 is a quadrangular pyramid-shaped structure, and the cross-sectional area of the cylindrical body 134 toward the front end plate 132 is smaller than the cross-sectional area of the cylindrical body 134 toward the rear end plate 133. The angle formed by the two opposite sides of the cylinder 134 may be 2°-10°, such as: 2°, 3°, 4°, 5°, 6°, 7°, 8°, 9°, 10°.

Since the cylinder 134 is a quadrangular pyramid structure, and its cross-sectional area gradually increases from the end far away from the vehicle body 1 toward the end close to the vehicle body 1, so that the greater the amount of compression and deformation of the energy absorbing box 131 during a collision Larger and more absorbed collision energy, so that the end with a smaller cross-sectional area can induce deformation at the beginning of the collision, and the larger cross-sectional area near the side of the car body 1 can adapt to a larger collision energy. , So that the vehicle can ensure the safety of the vehicle and passengers during a collision.

As shown in the structure of Figures 3 and 10, the guide mechanism 14 includes a rear sleeve mounting plate 141, a front sleeve mounting plate 142, and two parallel guide posts 143; the rear sleeve mounting plate 141 is fixedly connected to the vehicle body 1; The front sleeve mounting plate 142 is fixedly connected to the fixing plate 12; one end of the guide post 143 is fixedly mounted on the rear sleeve mounting plate 141, and the other end passes through the front sleeve mounting plate 142 and then fixedly mounted on the anti-climbing device 15. In the embodiment of the present application, the guide mechanism 14 is provided with two guide posts 143 as an example for description, but in the actual design process, the number of the guide posts 143 can also be increased or decreased according to actual needs. The length direction of the guide post 143, that is, the axial direction of the guide post 143 is arranged along the length direction of the rail vehicle, and when the rail vehicle collides, the guide post 143 is supported between the two car bodies. The guide mechanism 14 may include two guide posts 143 arranged in parallel, or only one guide post 143, three guide posts 143, or multiple guide posts 143. When two or more guide posts 143 are provided, the guide posts 143 The 143 can be distributed in a row or a column, can also be distributed in other shapes, and can also be spaced apart from the energy absorbing box 131.

A rear sleeve 144 is sleeved on the end of the guide column 143 facing the rear sleeve mounting plate 141, and the rear sleeve 144 is fixedly connected to the rear sleeve mounting plate 141 and the mounting panel 11; the other end of the guide column 143 is welded with an end cover 145 The front sleeve 146 is sleeved in the part where the guide post 143 passes through the mounting portion of the front sleeve 146, and the front sleeve 146 is fixedly connected to the front sleeve mounting plate 142.

The working principle of the guide mechanism 14 is: two guide posts 143 are arranged in parallel and perpendicular to the car body 1; the guide post 143 is sleeved with a front sleeve 146 and a rear sleeve 144, and the guide post 143 is close to the car body 1. The rear sleeve mounting plate 141 is welded to one end of the rear sleeve. The rear sleeve mounting plate 141 and the rear sleeve 144 can be fixedly connected by welding or bolting, and the rear sleeve mounting plate 141 and the guide tube are welded or bolted. On the vehicle body 1 or the mounting panel 11; the front sleeve mounting plate 142 and the front sleeve 146 are welded or bolted, and the front sleeve mounting plate 142 is welded or bolted to the fixing plate 12, and the guide post 143 faces the guard plate. The end of the climber 15 is welded with an end cover 145, and the end of the guide column 143 is welded or bolted to the front panel of the anti-climbing device 15. When the rail vehicle collides, the anti-climbing device 15 first engages, and then the energy absorbing box 131 begins to collapse. With the collapse of the energy absorbing box 131, the guide mechanism 14 can carry the vertical load and move along the front sleeve 146 and The rear sleeve 144 slides backwards to guide the energy absorbing mechanism 13 to ensure that the energy absorbing mechanism 13 still maintains sequential deformation in the event of a biased collision.

Since one end of the guide column 143 is directly fixed to the car body 1, and the guide column 143 is perpendicular to the end of the car body 1, the energy absorbing mechanism 13 can be guided by the guide column 143 during a collision. It is ensured that the energy absorbing box 131 in the energy absorbing mechanism 13 can always be deformed in a stable, orderly, and controllable manner to absorb collision energy during a collision, thereby ensuring the safety of the rail vehicle and its passengers, and improving the safety of the rail vehicle operation.

Although some optional embodiments of the present application have been described, those skilled in the art can make additional changes and modifications to these embodiments once they learn the basic creative concept. Therefore, the appended claims are intended to be interpreted as including some optional embodiments and all changes and modifications falling within the scope of the present application.

Obviously, those skilled in the art can make various changes and modifications to the application without departing from the spirit and scope of the application. In this way, if these modifications and variations of this application fall within the scope of the claims of this application and their equivalent technologies, then this application is also intended to include these modifications and variations.

Claims

An energy absorbing structure for rail vehicles, which is characterized by comprising a mounting panel, a fixing plate, an energy absorbing mechanism, a guiding mechanism and an anti-climbing device;

The energy absorbing mechanism includes a plurality of energy absorbing boxes, one end of each energy absorbing box is fixedly installed on the mounting panel, and the other end is fixedly installed on the fixing plate;

The anti-climbing device is fixedly installed on an end of the fixing plate facing away from the installation panel, and the anti-climbing device is provided with a plurality of anti-climbing teeth at an end facing away from the installation panel;

The guide mechanism is fixedly connected to the mounting panel and the fixing plate, and one end facing away from the mounting panel passes through the fixing plate and then fixedly connected to the anti-climbing device, and the other end facing away from the fixing plate Passing through the installation panel for fixed connection with the body of the rail vehicle.
The vehicle end energy absorbing structure according to claim 1, wherein the energy absorbing box comprises:

The front end plate is fixedly installed on the fixed plate;

The rear end plate is fixedly installed on the installation panel;

The cylinder is fixedly installed between the front end plate and the rear end plate, and an inducing structure for inducing deformation is provided at one end facing the front end plate;

A plurality of partitions are fixedly installed in the cylinder at intervals along the direction from the front end plate to the rear end plate.
The vehicle end energy absorbing structure according to claim 2, wherein the inducing structure is an indentation opened on the cylinder.
The vehicle end energy absorbing structure according to claim 3, wherein the cylinder body is welded by two U-shaped plates arranged opposite to each other.
The vehicle end energy absorbing structure according to claim 4, wherein the cross section of the cylinder is rectangular, and each side of the cylinder is provided with openings corresponding to the partitions one by one. ；

Flanges are arranged around the partitions, and the flanges are inserted into the corresponding openings.
The vehicle end energy absorbing structure according to claim 5, wherein the cylinder body is a quadrangular pyramid structure, and the cross-sectional area of the cylinder body toward the front end plate is smaller than that of the cylinder body toward the rear end. The cross-sectional area of the board.
The vehicle end energy absorbing structure according to claim 6, characterized in that the included angle formed by two opposite sides of the cylinder is 2°-10°.
The vehicle end energy absorbing structure according to claim 7, wherein the number of the partitions is 4-8.
The vehicle end energy absorbing structure according to claim 1, wherein the number of the energy absorbing boxes is 4-8.
The vehicle end energy absorbing structure according to claim 9, wherein the energy absorbing boxes are distributed in upper and lower rows.
The vehicle end energy absorbing structure according to claim 10, wherein the guide mechanism is arranged between the two energy absorbing boxes in the lower row.
The vehicle end energy absorbing structure according to claim 2, wherein the partition is a rectangular ring structure or a cross-shaped structure.
The vehicle end energy absorbing structure according to claim 1, wherein the guiding mechanism comprises:

The rear sleeve mounting plate is fixedly connected to the vehicle body;

The front sleeve mounting plate is fixedly connected to the fixing plate;

Two guide posts are arranged in parallel, one end of the guide post is fixedly mounted on the rear sleeve mounting plate, and the other end is fixedly mounted on the anti-climbing device after passing through the front sleeve mounting plate.
The vehicle end energy absorbing structure according to claim 13, wherein a rear sleeve is sleeved on the end of the guide column facing the rear sleeve mounting plate, and the rear sleeve is fixedly connected to the rear sleeve. Sleeve mounting plate and said mounting panel;

An end cover is welded to the other end of the guide column;

A front sleeve is sleeved on the part of the guide column where the front sleeve mounting portion is penetrated, and the front sleeve is fixedly connected to the front sleeve mounting plate.
The vehicle end energy absorbing structure according to any one of claims 1-14, further comprising a coupler joist fixedly installed at the bottom of the anti-climbing device, and the coupler joist is a U-shaped structure.
A rail vehicle, comprising a car body, characterized in that it further comprises the car end energy absorbing structure according to any one of claims 1-15, wherein the mounting panel and the guiding mechanism of the car end energy absorbing structure are fixedly installed in the car end The end of the car body.