CN214215799U

CN214215799U - Rail train traction buffer device

Info

Publication number: CN214215799U
Application number: CN202120101059.5U
Authority: CN
Inventors: 王才林; 金花
Original assignee: Lanzhou Jiaotong University
Current assignee: Lanzhou Jiaotong University
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-09-17
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a rail train pulls buffer, including buffer frame, locating hole and flange, the internally mounted of buffer frame has the buffer board, and is connected with buffer spring between buffer board and the buffer frame, the inside of buffer frame is provided with supplementary piece, and is connected with supplementary spring between supplementary piece and the buffer frame, the upper end of supplementary piece is connected with the diagonal brace, and the one end of diagonal brace is connected with the connecting block, the surface of connecting block is run through by the connecting rod, and the surface connection of connecting rod has the locating hole to the one end of connecting rod is connected with flange. This rail train pulls buffer is provided with auxiliary block and auxiliary spring, makes the impact force between the carriage divide into the three part through buffer spring, auxiliary block and auxiliary spring and uses on the carriage to make the buffering effect better, great vibrations and impact force can not appear, promoted the stability that the train travel.

Description

Rail train traction buffer device

Technical Field

The utility model relates to a rail train technical field specifically is a rail train pulls buffer.

Background

The rail train comprises the carriage of a section one section, links together through piecemeal with the train, can drive all carriages to slide on the track through a locomotive, and can meet some processes of jolting and accelerating and decelerating unavoidably at the train operation in-process, just need to cushion between the carriage through drawing buffer at this time, but current rail train draws buffer but has some problems in the in-service use process:

firstly, the existing railway train traction buffer device only buffers the collision between carriages through a single elastic structure, so that a good buffer and shock absorption effect cannot be achieved, and meanwhile, the acting force between carriages easily causes the derailment of the carriages due to uneven stress on one side of the carriages, so that the railway train traction buffer device is very unsafe;

secondly, the existing railway train traction buffer device usually fixes two carriages together through a hook, the connection mode is too simple and quite unstable, and once the train generates great vibration in the running process, the unhooking condition is probably caused, and the danger is quite high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rail train pulls buffer to solve the not good problem of the not good and connected mode of the not good of buffering effect that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rail train pulls buffer, includes buffer frame, locating hole and flange, the internally mounted of buffer frame has the buffer board, and is connected with buffer spring between buffer board and the buffer frame, the inside of buffer frame is provided with supplementary piece, and is connected with supplementary spring between supplementary piece and the buffer frame, the upper end of supplementary piece is connected with the diagonal brace, and the one end of diagonal brace is connected with the connecting block, the last surface mounting of connecting block has the cardboard, and is connected with spacing spring between cardboard and the connecting block to the bayonet socket has been seted up to the surface of cardboard, the embedded limiting plate of installing of upper surface of connecting block, and the surface of limiting plate is provided with the kelly, the surface of connecting block is run through by the connecting rod, and the surface of connecting rod is connected with the locating hole to the one end of connecting rod is connected with flange.

Preferably, the buffer frame and the buffer plate form a sliding structure, and the buffer plate and the buffer frame form an elastic structure through the buffer spring.

Preferably, the inclined supporting rods respectively form a rotating structure with the auxiliary blocks and the connecting blocks, and the auxiliary blocks are symmetrically distributed about a transverse center line of the buffer frame.

Preferably, the connecting block and the clamping plate form a rotating structure, and the clamping plate and the connecting block form an elastic structure through a limiting spring.

Preferably, the lower end of the limiting plate is in a trapezoidal design, and the limiting plate and the connecting rod form a clamping structure.

Preferably, the connecting rod passes through the locating hole and constitutes block structure with the kelly, and the connecting rod constitutes sliding construction with the connecting block.

Compared with the prior art, the beneficial effects of the utility model are that: this rail train pulls buffer:

1. the auxiliary block and the auxiliary spring are arranged, and impact force between carriages is divided into three parts to be applied to the carriages through the buffer spring, the auxiliary block and the auxiliary spring, so that the buffer effect is better, larger vibration and impact force cannot occur, and the running stability of a train is improved;

2. the inclined support rods are arranged, and impact force is uniformly transmitted to the two sides of the carriage through the inclined support rods, so that the carriage is prevented from inclining in the direction of the train due to uneven stress, and the stability and the safety of the carriage in the running process of the train are greatly improved;

3. be provided with the kelly, make the connecting rod can not break away from easily being connected with the connecting block through the mode of the spacing kelly of card board and connecting rod block, make simultaneously through unblock opposite direction's cardboard make no matter how the train shakes and to have a cardboard can carry out effectual spacing to the kelly all the time, promoted the stability of connecting between the carriage greatly.

Drawings

FIG. 1 is a schematic view of the overall sectional view of the present invention;

FIG. 2 is a schematic view of a sectional view of the connection between the connecting rod and the positioning hole of the present invention;

FIG. 3 is a schematic overall front sectional view of the present invention;

fig. 4 is the utility model discloses connecting block and cardboard are connected positive sectional structure sketch map.

In the figure: 1. a buffer frame; 2. a buffer plate; 3. a buffer spring; 4. an auxiliary block; 5. an auxiliary spring; 6. a diagonal brace; 7. connecting blocks; 8. clamping a plate; 9. a limiting spring; 10. a bayonet; 11. a limiting plate; 12. a clamping rod; 13. a connecting rod; 14. positioning holes; 15. and connecting the flanges.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a rail train traction buffering device comprises a buffering frame 1, a buffering plate 2, a buffering spring 3, an auxiliary block 4, an auxiliary spring 5, an inclined strut 6, a connecting block 7, a clamping plate 8, a limiting spring 9, a bayonet 10, a limiting plate 11, a clamping rod 12, a connecting rod 13, a positioning hole 14 and a connecting flange 15, wherein the buffering plate 2 is installed inside the buffering frame 1, the buffering spring 3 is connected between the buffering plate 2 and the buffering frame 1, the auxiliary block 4 is arranged inside the buffering frame 1, the auxiliary spring 5 is connected between the auxiliary block 4 and the buffering frame 1, the inclined strut 6 is connected at the upper end of the auxiliary block 4, one end of the inclined strut 6 is connected with the connecting block 7, the clamping plate 8 is installed on the upper surface of the connecting block 7, the limiting spring 9 is connected between the clamping plate 8 and the connecting block 7, the bayonet 10 is arranged on the outer surface of the clamping plate 8, the limiting plate 11 is installed on the upper surface of the connecting block 7 in an embedded mode, and the surface of limiting plate 11 is provided with kelly 12, and the surface of connecting block 7 is run through by connecting rod 13, and the surface of connecting rod 13 is connected with locating hole 14 to the one end of connecting rod 13 is connected with flange 15.

Buffer frame 1 and buffer board 2 constitute sliding construction, and buffer board 2 constitutes elastic construction through buffer spring 3 and buffer frame 1, and buffer board 2 receives the extrusion slip of connecting rod 13 and compresses buffer spring 3 to through the surface with the even transmission of the impact force between the carriage with auxiliary spring 5's cooperation.

The inclined strut 6 and the auxiliary block 4 and the connecting block 7 respectively form a rotating structure, the auxiliary block 4 is symmetrically distributed about a transverse central line of the buffer frame 1, and the inclined strut 6 drives the auxiliary block 4 to slide and rotate relative to the auxiliary block 4 and the connecting block 7 under the driving of the connecting block 7, so that the inclined strut 6 can be kept connected with the auxiliary block 4 and the connecting block 7 in the moving process.

Connecting block 7 constitutes revolution mechanic with cardboard 8, and cardboard 8 passes through spacing spring 9 and constitutes elastic construction with connecting block 7, and connecting block 7 carries on spacingly to limiting plate 11 under the support of spacing spring 9 for limiting plate 11 can not follow the inside roll-off of connecting block 7, makes limiting plate 11 remain throughout spacing to connecting rod 13.

The lower end of the limiting plate 11 is designed in a trapezoid shape, the limiting plate 11 and the connecting rod 13 form a clamping structure, the limiting plate 11 is extruded by the connecting rod 13 to slide upwards, and after the positioning hole 14 formed in the outer surface of the connecting rod 13 moves to the position right below the clamping rod 12, the limiting plate 11 is not extruded by the connecting rod 13 and slides downwards under the action of gravity.

Connecting rod 13 passes through locating hole 14 and kelly 12 constitution block structure, and connecting rod 13 constitutes sliding construction with connecting block 7, and limiting plate 11 slides down and connecting rod 13 block and drives kelly 12 and locating hole 14 block for connecting rod 13 can not slide in the train driving process and lead to the disconnection of being connected between the carriage.

The working principle is as follows: when the railway train traction buffering device is used, firstly, as shown in fig. 1-4, a carriage is moved and a connecting rod 13 is driven by a connecting flange 15 to gradually penetrate through a connecting block 7, at the moment, the connecting rod 13 extrudes a limiting plate 11, the clamping plate 8 is rotated simultaneously, the clamping plate 8 rotates and compresses a limiting spring 9 until a bayonet 10 moves to be overlapped with one end of the limiting plate 11, at the moment, the limiting plate 11 is extruded by the connecting rod 13 and slides upwards through the bayonet 10 until a positioning hole 14 moves to be under a clamping rod 12, the limiting plate 11 is not pressurized by the connecting rod 13 and slides downwards under the action of gravity, the limiting plate 11 drives the clamping rod 12 to slide downwards and be clamped with the positioning hole 14, at the moment, the relative position between the connecting rod 13 and the connecting block 7 is fixed, then the clamping plate 8 is released, and the bayonet 10 is rotated under the driving of the compressed limiting spring 9 so that the bayonet 10 is not overlapped with one end of the limiting plate 11, the limiting plate 11 cannot slide upwards, and because the rotating directions of the 2 clamping plates 8 are opposite, even if the 2 clamping plates 8 rotate in the same direction due to vibration of the train in the running process, 1 clamping plate 8 keeps limiting the limiting plate 11, so that the limiting plate 11 cannot slide;

when the distance between the carriages is shortened due to the vibration of the train in the running process, as shown in fig. 1-4, the connecting block 7 is subjected to the impact force transmitted by the connecting flange 15 through the connecting rod 13, the connecting block 7 transmits the impact force to the auxiliary block 4 through the inclined strut 6, the auxiliary block 4 slides and compresses the auxiliary spring 5, meanwhile, the inclined strut 6 rotates with the auxiliary block 4 and the connecting block 7 in the sliding process of the auxiliary block 4, so that the connecting block 7 can always obtain the supporting and buffering functions provided by the auxiliary spring 5 through the inclined strut 6 until the connecting rod 13 is directly contacted with the buffer plate 2, the buffer plate 2 slides and compresses the buffer spring 3, the impact force transmitted by the connecting flange 15 is uniformly transmitted to the buffer frame 1 of another carriage through the buffer spring 3 and the auxiliary spring 5, the impact between the carriages is buffered, and the carriages cannot be inclined and excessively vibrated, the overall practicability is increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rail train pulls buffer, includes buffer frame (1), locating hole (14) and flange (15), its characterized in that: the buffer frame is characterized in that a buffer plate (2) is mounted inside the buffer frame (1), a buffer spring (3) is connected between the buffer plate (2) and the buffer frame (1), an auxiliary block (4) is arranged inside the buffer frame (1), an auxiliary spring (5) is connected between the auxiliary block (4) and the buffer frame (1), an inclined strut (6) is connected to the upper end of the auxiliary block (4), a connecting block (7) is connected to one end of the inclined strut (6), a clamping plate (8) is mounted on the upper surface of the connecting block (7), a limiting spring (9) is connected between the clamping plate (8) and the connecting block (7), a bayonet (10) is formed in the outer surface of the clamping plate (8), a limiting plate (11) is mounted on the upper surface of the connecting block (7) in an embedded manner, a clamping rod (12) is arranged on the outer surface of the limiting plate (11), and the outer surface of the connecting block (7) is penetrated by a connecting rod (13), and the outer surface of the connecting rod (13) is connected with a positioning hole (14), and one end of the connecting rod (13) is connected with a connecting flange (15).

2. The rail train traction buffering device as claimed in claim 1, wherein: buffer frame (1) and buffer board (2) constitute sliding construction, and buffer board (2) pass through buffer spring (3) and buffer frame (1) constitution elastic construction.

3. The rail train traction buffering device as claimed in claim 1, wherein: the inclined supporting rods (6) respectively form a rotating structure with the auxiliary blocks (4) and the connecting blocks (7), and the auxiliary blocks (4) are symmetrically distributed about the transverse center line of the buffer frame (1).

4. The rail train traction buffering device as claimed in claim 1, wherein: connecting block (7) and cardboard (8) constitute rotating-structure, and cardboard (8) constitute elastic construction through spacing spring (9) and connecting block (7).

5. The rail train traction buffering device as claimed in claim 1, wherein: the lower end of the limiting plate (11) is in a trapezoidal design, and the limiting plate (11) and the connecting rod (13) form a clamping structure.

6. The rail train traction buffering device as claimed in claim 1, wherein: the connecting rod (13) and the clamping rod (12) form a clamping structure through the positioning hole (14), and the connecting rod (13) and the connecting block (7) form a sliding structure.