CN214420454U

CN214420454U - Rail transit train door sill

Info

Publication number: CN214420454U
Application number: CN202023189681.0U
Authority: CN
Inventors: 杨建平
Original assignee: Changzhou Tuodun Precision Machinery Co ltd
Current assignee: Changzhou Tuodun Precision Machinery Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-10-19
Anticipated expiration: 2030-12-26

Abstract

The utility model relates to the technical field of rail transit train doors, and discloses a rail transit train door sill, which comprises a door sill, wherein a fixed column is inserted into the door sill, the inner part of the fixed column is rotatably connected with a threaded rod, the right side of the threaded rod is fixedly connected with a telescopic cross turner, one side of the telescopic cross turner, which is far away from the threaded rod, is hinged with a pull ring, the outer surface of the threaded rod is in threaded connection with a first threaded plate, the top and the bottom of the first threaded plate are both hinged with a first rotating plate, one side of the first rotating plate, which is far away from the first threaded plate, is hinged with a first fixed block, the outer surface of the first fixed block is in sliding connection with the inner part of the fixed column, the outer surface of the first fixed block is spliced with the inner part of the door sill, the inner part of the first fixed block is in sliding connection with a first sliding rod, and one side of the first sliding rod, which is far away from the first fixed block, is fixedly connected with the inner wall of the fixed column, one side of the first fixing block, which is close to the first sliding rod, is fixedly connected with a first spring.

Description

Rail transit train door sill

Technical Field

The utility model relates to a track traffic train door sill technical field specifically is a track traffic train door sill.

Background

Along with the development of society, track traffic develops more and more fast, and track traffic train sill is fixed through bolt and screw in the in-process of installation at present, need install or dismantle through the instrument in the process of dismantling or installing the train sill, and this process is more troublesome and extravagant manpower, is not convenient for staff's quick dismantlement or installation train sill.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a track traffic train sill possesses easy to assemble or dismantles the advantage of train sill, has solved the problem that the process of train sill dismantlement or installation is more troublesome.

(II) technical scheme

For the purpose of realizing above-mentioned easy to assemble or dismantle train doorsill, the utility model provides a following technical scheme: a rail transit train door sill comprises a door sill body, a fixed column is inserted into the door sill body, a threaded rod is rotatably connected inside the fixed column, a telescopic cross-shaped turner is fixedly connected to the right side of the threaded rod, a pull ring is hinged to one side, far away from the threaded rod, of the telescopic cross-shaped turner, a first threaded plate is connected to the outer surface of the threaded rod in a threaded mode, a first rotating plate is hinged to the top and the bottom of the first threaded plate, a first fixed block is hinged to one side, far away from the first threaded plate, of the first rotating plate, the outer surface of the first fixed block is connected with the inside of the fixed column in a sliding mode, the outer surface of the first fixed block is connected with the inside of the door sill in an inserting mode, a first sliding rod is connected inside the first fixed block in a sliding mode, one side, far away from the first fixed block, of the sliding rod is fixedly connected with the inner wall of the fixed column, one side, close to the first fixed block, is fixedly connected with a first spring, one side, far away from the first fixing block, of the first spring is fixedly connected with the inner wall of the fixing column, the outer surface of the threaded rod is in threaded connection with a second threaded plate, the top and the bottom of the second threaded plate are hinged to a second rotating plate, one side, far away from the second threaded plate, of the second rotating plate is hinged to a second fixing block, the outer surface of the second fixing block is in sliding connection with the inside of the fixing column, the inside of the second fixing block is in sliding connection with a second sliding rod, one side, close to the second sliding rod, of the second fixing block is fixedly connected with a second spring, one side, far away from the second fixing block, of the second spring is fixedly connected with the inner wall of the fixing column, the outer surface of the second fixing block is connected with a mounting seat in an inserting mode, and an inner cavity is formed in the fixing column.

Preferably, the inside of the doorsill is provided with a first jack matched with the fixed column in size, and the inside of the mounting seat is provided with a second jack matched with the fixed column in size.

Preferably, a first fixing groove matched with the first fixing block in size is formed in the doorsill, and a second fixing groove matched with the second fixing block in size is formed in the mounting seat.

Preferably, the left-hand thread of the threaded rod is opposite to the right-hand thread of the threaded rod.

Preferably, the first sliding groove matched with the first sliding rod in size is formed in the first fixing block, and the second sliding groove matched with the second sliding rod in size is formed in the second fixing block.

Preferably, the fixing column is internally provided with a fixing groove matched with the telescopic cross rotating hand in size.

(III) advantageous effects

Compared with the prior art, the utility model provides a track traffic train doorsill possesses following beneficial effect:

the rail transit train door sill is matched with a telescopic cross-shaped turning hand and a fixed groove for use, so that the telescopic cross-shaped turning hand can be conveniently hidden, the telescopic cross-shaped turning hand, a threaded rod, a first threaded plate, a second threaded plate, a first rotating plate, a first fixed block, a second rotating plate, a second spring and a second fixed block are matched for use, the telescopic cross-shaped turning hand is rotated to drive the first threaded plate and the second threaded plate to rotate through the threaded rod, the first threaded plate rotates to pull the first fixed block to be separated from the inside of the door sill through the first rotating plate, the second threaded plate rotates to pull the second fixed block to be separated from the inside of a mounting seat through the second rotating plate, the purpose of disassembling the rail transit train door sill is achieved, the first threaded plate and the second threaded plate are driven to rotate through the threaded rod, the first threaded plate rotates to push the first fixed block to be inserted into the inside of the door sill through the first rotating plate, and the second threaded plate rotates to push the second fixed block to be inserted into the inside of the mounting seat through the second rotating plate, therefore, the purpose of quickly mounting the traffic train door sill is achieved, and the use convenience of workers is improved.

Drawings

FIG. 1 is a front view of the internal structure of the present invention;

FIG. 2 is a schematic view of the local enlarged structure of the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: 1-doorsill, 2-fixed column, 3-threaded rod, 4-telescopic cross rotating hand, 5-pull ring, 6-fixed groove, 7-first thread plate, 8-first rotating plate, 9-first fixed block, 10-first slide rod, 11-first spring, 12-second thread plate, 13-second rotating plate, 14-second fixed block, 15-second slide rod, 16-second spring, 17-mounting seat and 18-inner cavity.

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. 1-3, a rail transit train door sill comprises a door sill 1, a fixed column 2 is inserted into the door sill 1, a threaded rod 3 is rotatably connected into the fixed column 2, a telescopic cross handle 4 is fixedly connected to the right side of the threaded rod 3, a pull ring 5 is hinged to one side of the telescopic cross handle 4, which is far away from the threaded rod 3, a threaded plate I7 is connected to the outer surface of the threaded rod 3 in a threaded manner, a rotating plate I8 is hinged to the top and the bottom of the threaded plate I7, a fixed block I9 is hinged to one side of the rotating plate I8, which is far away from the threaded plate I7, the outer surface of the fixed block I9 is slidably connected with the inside of the fixed column 2, the outer surface of the fixed block I9 is inserted into the door sill 1, a sliding rod I10 is slidably connected into the fixed block I9, the side of the sliding rod I10, which is far away from the fixed block I9, is fixedly connected with the inner wall of the fixed column 2, a spring I11 is fixedly connected to one side of the fixed block I9, which is close to the sliding rod I10, one side of the first spring 11, which is far away from the first fixed block 9, is fixedly connected with the inner wall of the fixed column 2, the outer surface of the threaded rod 3 is in threaded connection with a second threaded plate 12, the top and the bottom of the second threaded plate 12 are both hinged with a second rotating plate 13, one side of the second rotating plate 13, which is far away from the second threaded plate 12, is hinged with a second fixed block 14, the outer surface of the second fixed block 14 is in sliding connection with the inside of the fixed column 2, the inside of the second fixed block 14 is in sliding connection with a second sliding rod 15, one side of the second fixed block 14, which is close to the second sliding rod 15, is fixedly connected with a second spring 16, one side of the second spring 16, which is far away from the second fixed block 14, is fixedly connected with the inner wall of the fixed column 2, the outer surface of the second fixed block 14 is inserted with a mounting seat 17, an inner cavity 18 is formed in the fixed column 2, and the rail transit train sill is matched with the telescopic cross turner 4 and the fixed groove 6 for use, so as to facilitate the purpose of hiding the telescopic cross turner 4, the telescopic cross-shaped rotary hand 4 is driven to rotate through the threaded rod 3 to drive the threaded plate I7 and the threaded plate II 12 to rotate through the matching use of the telescopic cross-shaped rotary hand 4, the threaded rod 3, the threaded plate I7, the threaded plate II 13, the spring II 16 and the fixed block II 14, the threaded plate I7 rotates to pull the fixed block I9 to be separated from the inner part of the doorsill 1 through the rotating plate I8, the threaded plate II 12 rotates to pull the fixed block II 14 to be separated from the inner part of the mounting seat 17 through the rotating plate II 13, the purpose of disassembling the doorsill of the traffic train is achieved, the threaded rod 3 drives the threaded plate I7 and the threaded plate II 12 to rotate, the threaded plate I7 rotates to push the fixed block I9 to be inserted into the doorsill 1 through the rotating plate I8, the threaded plate II 12 rotates to push the fixed block II 14 to be inserted into the mounting seat 17 through the rotating plate II 13, therefore, the purpose of quickly mounting the traffic train door sill is achieved, and the use convenience of workers is improved.

The inside of threshold 1 is seted up with fixed column 2 size assorted jack one, and the inside of mount pad 17 is seted up with fixed column 2 size assorted jack two.

A first fixing groove matched with the first fixing block 9 in size is formed in the doorsill 1, and a second fixing groove matched with the second fixing block 14 in size is formed in the mounting seat 17.

The left hand thread of the threaded rod 3 is opposite to the right hand thread of the threaded rod 3.

The first fixing block 9 is internally provided with a first sliding groove matched with the first sliding rod 10 in size, and the second fixing block 14 is internally provided with a second sliding groove matched with the second sliding rod 15 in size.

The fixing column 2 is internally provided with a fixing groove 6 matched with the telescopic cross rotating hand 4 in size.

When the doorsill disassembling device is used, the pull ring 5 is pulled to drive the telescopic cross-shaped rotating hand 4 to be separated from the inside of the fixed groove 6, then the telescopic cross-shaped rotating hand 4 is rotated to drive the threaded rod 3 to rotate, the threaded rod 3 rotates to drive the first threaded plate 7 and the second threaded plate 12 to rotate, the first threaded plate 7 rotates to drive the first rotating plate 8 to rotate clockwise, the first rotating plate 8 rotates clockwise to pull the first fixed block 9 to move towards the first spring 11 to compress the first spring 11, then the first fixed block 9 is separated from the inside of the doorsill 1, the second threaded plate 12 rotates to drive the second rotating plate 13 to rotate anticlockwise, the second rotating plate 13 rotates anticlockwise to pull the second fixed block 14 to move towards the second spring 16 to compress the second spring 16, then the second fixed block 14 is separated from the inside of the mounting seat 17, so that the purpose of disassembling the doorsill of a traffic train is completed, then a new doorsill 1 is contacted with the mounting seat 17, and then the threaded rod 3 is rotated to drive the first threaded plate 7, The second threaded plate 12 rotates, the first threaded plate 7 rotates to drive the first rotating plate 8 to rotate anticlockwise, the first rotating plate 8 rotates anticlockwise to push the first fixing block 9 to be inserted into the doorsill 1, meanwhile, the second threaded plate 12 rotates to drive the second rotating plate 13 to rotate clockwise, and the second rotating plate 13 rotates clockwise to push the second fixing block 14 to be inserted into the mounting seat 17, so that the purpose of rapidly mounting the doorsill of the traffic train is achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A rail transit train door sill, includes threshold (1), its characterized in that: the inner part of the doorsill (1) is inserted with a fixing column (2), the inner part of the fixing column (2) is rotatably connected with a threaded rod (3), the right side of the threaded rod (3) is fixedly connected with a telescopic cross handle (4), one side, far away from the threaded rod (3), of the telescopic cross handle (4) is hinged with a pull ring (5), the outer surface of the threaded rod (3) is in threaded connection with a first threaded plate (7), the top and the bottom of the first threaded plate (7) are both hinged with a first rotating plate (8), one side, far away from the first threaded plate (7), of the first rotating plate (8) is hinged with a first fixing block (9), the outer surface of the first fixing block (9) is in sliding connection with the inner part of the fixing column (2), the outer surface of the first fixing block (9) is in inserted connection with the inner part of the doorsill (1), and the inner part of the first fixing block (9) is in sliding connection with a first sliding rod (10), one side, far away from the first fixed block (9), of the first sliding rod (10) is fixedly connected with the inner wall of the fixed column (2), one side, close to the first sliding rod (10), of the first fixed block (9) is fixedly connected with a first spring (11), one side, far away from the first fixed block (9), of the first spring (11) is fixedly connected with the inner wall of the fixed column (2), the outer surface of the threaded rod (3) is in threaded connection with a second threaded plate (12), the top and the bottom of the second threaded plate (12) are both hinged with a second rotating plate (13), one side, far away from the second threaded plate (12), of the second rotating plate (13) is hinged with a second fixed block (14), the outer surface of the second fixed block (14) is in sliding connection with the inner portion of the fixed column (2), the inner portion of the second fixed block (14) is in sliding connection with a second sliding rod (15), and one side, close to the second sliding rod (15), of the second fixed block (14) is fixedly connected with a second spring (16), and one side of the second spring (16) far away from the second fixing block (14) is fixedly connected with the inner wall of the fixing column (2), the outer surface of the second fixing block (14) is spliced with a mounting seat (17), and an inner cavity (18) is formed in the fixing column (2).

2. The rail transit train rocker as recited in claim 1, further comprising: the inner part of the doorsill (1) is provided with a first jack matched with the fixed column (2) in size, and the inner part of the mounting seat (17) is provided with a second jack matched with the fixed column (2) in size.

3. The rail transit train rocker as recited in claim 1, further comprising: the inside of the doorsill (1) is provided with a first fixing groove matched with the first fixing block (9) in size, and the inside of the mounting seat (17) is provided with a second fixing groove matched with the second fixing block (14) in size.

4. The rail transit train rocker as recited in claim 1, further comprising: the left side thread of the threaded rod (3) is opposite to the right side thread of the threaded rod (3).

5. The rail transit train rocker as recited in claim 1, further comprising: the inside of the first fixed block (9) is provided with a first sliding groove matched with the first sliding rod (10) in size, and the inside of the second fixed block (14) is provided with a second sliding groove matched with the second sliding rod (15) in size.

6. The rail transit train rocker as recited in claim 1, further comprising: the fixing column (2) is internally provided with a fixing groove (6) matched with the telescopic cross rotating hand (4) in size.