CN209241075U - A buffer connection device for adjacent train cars - Google Patents

Abstract

The utility model relates to a buffer connection device used between adjacent train cars, comprising a front car connector, a rear car connector, a front connecting block and a rear connecting block, the front car connector and the rear car are connected The upper and lower surfaces of the parts are provided with threaded holes, the front connecting block is in the shape of "]", the rear connecting block is in the shape of "[", the upper and lower sides of the front connecting block and the rear connecting block are provided with through holes, Wherein the rear end of the front compartment connector snaps into the groove of the front connecting block, the front end of the rear compartment connector snaps into the groove of the rear connecting block, and the top and bottom surfaces of the front connecting block are provided with The first transmission plate is provided with a third transmission plate on the top surface and the bottom surface of the rear connecting block, and a second transmission plate is provided between the first transmission plate and the third transmission plate. The utility model is provided with a buffer device between the front connecting block and the rear connecting block, which prevents the relative swing between the carriages from being too large and improves the safety of the carriages.

Description

A buffer connection device for adjacent train cars

technical field

The utility model relates to the technical field of train parts, in particular to a buffer connection device used for adjacent train carriages.

Background technique

The existing two train carriages are connected to each other through the coupling. The material strength of the coupling is relatively high, and the friction between the couplings is seriously damaged; when the swing occurs between the front carriage and the rear carriage, it may cause damage to the coupler. Therefore, it is very necessary to design a connection device that can slow down the relative swing between adjacent cars.

Contents of the invention

The utility model aims to solve the deficiencies of the prior art, and provides a buffer connection device for adjacent train carriages, which can reduce the relative swing range between adjacent carriages and ensure the safety of the carriages.

In order to achieve the above object, the utility model adopts the following technical solutions:

A buffer connection device for adjacent train cars, comprising a front car connector, a rear car connector, a front connecting block and a rear connecting block, the upper and lower surfaces of the front car connector and the rear car connector Both are provided with threaded holes, the front connecting block is in the shape of "]", and the rear connecting block is in the shape of "[". There are through holes on the upper and lower sides of the front connecting block and the rear connecting block. The rear end of the connecting piece snaps into the groove of the front connecting block, the front end of the rear compartment connecting piece snaps into the groove of the rear connecting block, and the top and bottom surfaces of the front connecting block are provided with first transmission plates , the top surface and the bottom surface of the rear connecting block are provided with a third transmission plate, a second transmission plate is provided between the first transmission plate and the third transmission plate, and one end of the first transmission plate and the third transmission plate is provided with There are threaded holes and the other end is provided with a through hole, both ends of the second transmission plate are provided with through holes, the threaded holes on the first transmission plate are screwed with front fixing bolts and the front fixing bolts pass through the through holes of the front connecting block Screwed into the threaded hole of the front compartment connector, the rear fixing bolt is screwed into the threaded hole on the third transmission plate, and the rear fixing bolt is screwed into the threaded hole of the rear compartment connector through the through hole of the rear connecting block , the through hole on the first transmission plate and the through hole at one end of the second transmission plate are pierced with a first fastening bolt, and the through hole at the other end of the second transmission plate is connected with the through hole on the third transmission plate. A second fastening bolt is threaded, nuts are screwed on the ends of the first fastening bolt and the second fastening bolt, and a buffer device is provided between the opposite sides of the front connecting block and the rear connecting block , the buffer device includes a first buffer connection plate and a second buffer connection plate, the first buffer connection plate is close to the front connection block and the second buffer connection plate is close to the rear connection block, the first buffer connection plate and the front connection block Several first buffer springs are arranged between the blocks, between the second buffer connection plate and the rear connection block, and a buffer bracket is provided between the first buffer connection plate and the second buffer connection plate, and the buffer bracket includes Several buffer struts are rotatably connected from head to tail. The top of the buffer strut at the front end is hinged to the first buffer connecting plate, and the end of the buffer strut at the rear end is hinged to the second buffer connecting plate. There is a second buffer spring.

The ends of the outer first buffer spring near the front connecting block and the rear connecting block are both inclined to the outside.

Each buffer bracket includes at least three buffer struts.

The beneficial effect of the utility model is: the utility model is respectively provided with the front connecting block and the rear connecting block on the connectors of two adjacent compartments, and uses the first transmission plate, the second transmission plate and the third transmission plate The plate makes the front and rear carriages movably connected, and a buffer device is arranged between the front connection block and the rear connection block to prevent the relative swing between the carriages from being too large and improve the safety of the carriages.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the buffer device of the present utility model;

In the figure: 1- front compartment connector; 2- front connecting block; 3- first transmission plate; 4- front fixing bolt; 5- second transmission plate; 6- first fastening bolt; 7- second tightening bolt Fixing bolt; 8-the third transmission plate; 9-rear fixing bolt; 10-rear compartment connector; 11-first buffer spring; 12-first buffer connecting plate; 13-buffer bracket; 14-buffer support rod; 15 - the second buffer spring; 16 - the rear connection block; 17 - the second buffer connecting plate;

The following will be described in detail in conjunction with the embodiments of the present invention with reference to the accompanying drawings.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

As shown in Figures 1 to 2, a buffer connection device used between adjacent train cars is characterized in that it includes a front car connector 1, a rear car connector 10, a front connecting block 2 and a rear connecting card Block 16, the upper and lower surfaces of the front compartment connector 1 and the rear compartment connector 10 are provided with threaded holes, the front connection block 2 is in the shape of "]", the rear connection block 16 is in the shape of "[", the front The upper and lower sides of the connecting block 2 and the rear connecting block 16 are provided with through holes, wherein the rear end of the front compartment connector 1 snaps into the groove of the front connecting block 2, and the front end of the rear compartment connector 10 snaps into the rear. In the groove of the connection block 16, the top and bottom surfaces of the front connection block 2 are provided with a first transmission plate 3, and the top and bottom surfaces of the rear connection block 16 are all provided with a third transmission plate 8. A second transmission plate 5 is arranged between a transmission plate 3 and the third transmission plate 8, wherein one end of the first transmission plate 3 and the third transmission plate 8 is provided with a threaded hole and the other end is provided with a through hole, and the second transmission plate Both ends of 5 are provided with through holes, the threaded holes on the first transmission plate 3 are screwed with front fixing bolts 4 and the front fixing bolts 4 are screwed into the front compartment connector 1 through the through holes of the front connecting block 2. In the threaded hole, the threaded hole on the third transmission plate 8 is screwed with the rear fixed bolt 9 and the rear fixed bolt 9 is screwed into the threaded hole of the rear compartment connector 10 through the through hole of the rear connection block 16, said The first fastening bolt 6 is perforated in the through hole on the first transmission plate 3 and the through hole at one end of the second transmission plate 5 , and the through hole at the other end of the second transmission plate 5 is connected with the through hole on the third transmission plate 8 . The hole is pierced with a second fastening bolt 7, the ends of the first fastening bolt 6 and the second fastening bolt 7 are screwed with nuts, and the opposite sides of the front connecting block 2 and the rear connecting block 16 are There is also a buffer device between them. The buffer device includes a first buffer connection plate 12 and a second buffer connection plate 17. The first buffer connection plate 12 is close to the front connection block 2 and the second buffer connection plate 17 is close to the rear Connection blocks 16, between the first buffer connection plate 12 and the front connection block 2, between the second buffer connection plate 17 and the rear connection block 16 are provided with several first buffer springs 11, the first buffer connection plate 12 and the second buffer connecting plate 17 is provided with a buffer bracket 13, said buffer bracket 13 includes a number of buffer struts 14 rotatably connected head to tail, the top of the buffer strut 14 at the front end is hinged with the first buffer connecting plate 12, The end of the buffer strut 14 at the rear end is hinged to the second buffer connecting plate 17 , and a second buffer spring 15 is provided between adjacent buffer struts 14 .

The ends of the outer first buffer spring 11 close to the front connecting block 2 and the rear connecting block 16 are both inclined to the outside.

Each buffer bracket 13 includes at least three buffer struts 14 .

The utility model is respectively provided with the front connecting block 2 and the rear connecting block 16 on the connectors of two adjacent compartments, and uses the first transmission plate 3, the second transmission plate 5 and the third transmission plate 8 to make the front and rear The compartments are movably connected, and a buffer device is provided between the front connection block 2 and the rear connection block 16, which prevents the relative swing between the compartments from being too large, and improves the safety of the compartment.

The utility model has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the specific implementation of the utility model is not limited by the above-mentioned method, as long as various improvements of the method concept and technical solutions of the utility model are adopted, or the utility model can be directly implemented without improvement. Those applied to other occasions are all within the protection scope of the present utility model.

Claims (3)

1. A buffer connection device used between adjacent train cars, characterized in that it comprises a front car connector (1), a rear car connector (10), a front connecting block (2) and a rear connecting block (16), the upper and lower surfaces of the front compartment connector (1) and the rear compartment connector (10) are provided with threaded holes, the front connection block (2) is in the shape of "]", and the rear connection block ( 16) is in the shape of "[", and through holes are opened on the upper and lower sides of the front connecting block (2) and the rear connecting block (16), wherein the rear end of the front compartment connector (1) is snapped into the front connecting block ( 2), the front end of the rear compartment connector (10) snaps into the groove of the rear connection block (16), and the top and bottom surfaces of the front connection block (2) are provided with first transmission plate (3), the top and bottom surfaces of the rear connecting block (16) are provided with a third transmission plate (8), and a second transmission plate (8) is provided between the first transmission plate (3) and the third transmission plate (8). plate (5), wherein one end of the first conveying plate (3) and the third conveying plate (8) are provided with threaded holes and the other end is provided with through holes, and both ends of the second conveying plate (5) are provided with through holes , the threaded hole on the first transmission plate (3) is screwed with the front fixing bolt (4) and the front fixing bolt (4) is screwed into the front compartment connector (1) through the through hole of the front connecting block (2) In the threaded hole of the third transmission plate (8), the rear fixing bolt (9) is screwed into the threaded hole, and the rear fixing bolt (9) is screwed into the rear compartment connection through the through hole of the rear connecting block (16). In the threaded hole of the part (10), the through hole on the first transmission plate (3) and the through hole at one end of the second transmission plate (5) are pierced with a first fastening bolt (6), and the second transmission The second fastening bolt (7) is perforated in the through hole on the other end of the plate (5) and the through hole on the third transmission plate (8), the first fastening bolt (6) and the second fastening bolt ( 7) are all screwed with nuts, and a buffer device is also provided between the opposite side surfaces of the front connection block (2) and the rear connection block (16), and the buffer device includes a first buffer connection plate ( 12) and the second buffer connection plate (17), the first buffer connection plate (12) is close to the front connection block (2) and the second buffer connection plate (17) is close to the rear connection block (16), the first Several first buffer springs (11) are arranged between the buffer connecting plate (12) and the front connecting block (2), between the second buffer connecting plate (17) and the rear connecting block (16). A buffer support (13) is provided between the buffer connection plate (12) and the second buffer connection plate (17), and the buffer support (13) includes several buffer support rods (14) that are rotatably connected from end to end. The top of the strut (14) is hinged with the first buffer connecting plate (12), and the end of the buffer strut (14) at the rear end is hinged with the second buffer connecting plate (17). A second buffer spring (15) is provided. 2. A buffer connection device for adjacent train cars according to claim 1, characterized in that the first buffer spring (11) on the outside is close to the front connecting block (2) and the rear connecting block One end of (16) is all inclined to the outside setting. 3. A buffer connection device for adjacent train cars according to claim 1, characterized in that each buffer bracket (13) comprises at least three buffer struts (14).