CN219952988U

CN219952988U - Opening and closing device of cab side door

Info

Publication number: CN219952988U
Application number: CN202320954207.7U
Authority: CN
Inventors: 李忠健; 王春强; 黎尚佳
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-11-03
Anticipated expiration: 2033-04-25

Abstract

The utility model discloses an opening and closing device of a cab side door, which relates to the technical field of subway side door opening and closing devices and comprises a cab carriage, wherein a side door body is hinged to the side part of the cab carriage, a door lock mechanism is arranged between the cab carriage and the side door body, the door lock mechanism comprises a first cavity, a second cavity and a slot, a motor is arranged in the second cavity, the output end of the motor is connected with a gear, a rack is connected below the gear in a meshed manner, and one end of the rack is connected with an inserting rod. According to the utility model, the motor is arranged to drive the gear to rotate forward and backward, the inserted link can be withdrawn or inserted into the slot under the meshing transmission of the gear and the rack, in the process, a driver only needs to press the first button or the second button and push and pull the side door body, so that the side door body is opened and closed more time and labor-saving.

Description

Opening and closing device of cab side door

Technical Field

The utility model relates to the technical field of subway side door opening and closing devices, in particular to an opening and closing device of a cab side door.

Background

The subway is constructed in city fast, large traffic, electric traction track traffic, train running on totally enclosed line, line in central urban area set inside underground tunnel, and line outside central urban area set on overhead bridge or ground.

The existing opening mode of the side door of the subway cab is generally opened in a sliding way to one side, a driver is required to manually unscrew a door lock before moving to the cab door each time of opening and closing, and then the cab door is pulled, so that the opening process is not convenient and labor-saving.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides the opening and closing device for the side door of the cab, which can enable the side door body to be opened and closed more time-saving and labor-saving by pushing and pulling the side door body after a driver only presses a first button or a second button.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a device that opens and shuts of cab side door, includes the cab carriage, the lateral part in cab carriage articulates there is the side door body, and the cab carriage with be provided with lock mechanism between the side door body, lock mechanism includes first cavity, second cavity and slot, be equipped with the motor in the second cavity, the output of motor is connected with the gear, the below meshing of gear is connected with the rack, the one end of rack is connected with the inserted bar.

Preferably, limiting blocks are symmetrically fixed on two sides of the rack, and sliding grooves are formed in the position, corresponding to the limiting blocks, of the first cavity.

Preferably, the position of the inner side of the cab carriage corresponding to the motor is provided with a containing box, the outer side of the containing box is provided with a first button, the outer side of the cab carriage is provided with a groove, a second button is arranged in the groove, and the first button and the second button are electrically connected with the motor.

Preferably, the motor is fixedly connected with the accommodating box through a bracket.

Preferably, the outside of cab carriage corresponds the position department of recess articulates there is the guard plate, the guard plate with be provided with the tool to lock main part between the cab carriage, be provided with the tapered end in the tool to lock main part, rotate in the tapered end and be connected with the lockhole seat, the outside of lockhole seat is fixed with fixed cover, the one end of fixed cover is fixed with the protection pad, the gap has been seted up on the surface of protection pad.

Preferably, the handle is fixedly connected to the outside of the lock body.

Preferably, pull handles are arranged on the inner side and the outer side of the side door body.

Preferably, the rack is fixedly connected with the inserted link, and the size of the slot is matched with the size of the inserted link.

Compared with the prior art, the utility model has the beneficial effects that:

1. the motor is arranged to drive the gear to rotate forward and backward, the inserting rod can be withdrawn or inserted into the slot under the meshing transmission of the gear and the rack, in the process, a driver only needs to press the first button or the second button and push and pull the side door body, so that the side door body is more time-saving and labor-saving to open and close;

2. the protection plate is further arranged outside the second button, and is locked through the lock body, so that the protection plate is shielded outside the second button, and people except a non-subway driver are prevented from pressing the second button and randomly entering a cab carriage.

Drawings

Fig. 1 is a schematic structural diagram of a first view angle of an opening and closing device for a side door of a cab according to the present utility model;

fig. 2 is a schematic structural diagram of a second view angle of an opening and closing device of a side door of a cab according to the present utility model;

FIG. 3 is a schematic view of a longitudinal cross-sectional structure of a first cavity and a recess in an opening and closing device for a side door of a cab according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a first cavity and a slot in an opening/closing device for a side door of a cab according to the present utility model;

fig. 5 is a schematic cross-sectional view of a first cavity, a second cavity and a receiving box in an opening and closing device of a side door of a cab according to the present utility model;

fig. 6 is a schematic cross-sectional view of a fixing sleeve and a protection pad in an opening and closing device of a side door of a cab according to the present utility model.

In the figure: 1. cab carriage; 2. a side door body; 3. a first cavity; 4. a second cavity; 5. a motor; 6. a gear; 7. a rack; 8. a rod; 9. a slot; 10. a limiting block; 11. a chute; 12. a housing case; 13. a first button; 14. a groove; 15. a second button; 16. a protection plate; 17. a lock body; 18. a lock head; 19. a keyhole seat; 20. a fixed sleeve; 21. a protective pad; 22. a handle.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-6, an opening and closing device of a side door of a cab comprises a cab carriage 1, a side door body 2 is hinged to the side part of the cab carriage 1, pull handles are arranged on the inner side and the outer side of the side door body 2, a door lock mechanism is arranged between the cab carriage 1 and the side door body 2 and comprises a first cavity 3, a second cavity 4 and a slot 9, a motor 5 is arranged in the second cavity 4, the output end of the motor 5 is connected with a gear 6, a rack 7 is connected to the lower part of the gear 6 in a meshed mode, an inserting rod 8 is fixedly connected to one end of the rack 7, the size of the slot 9 is matched with the size of the inserting rod 8, the gear 6 is driven to rotate forward through the motor 5, so that the rack 7 drives the inserting rod 8 to gradually withdraw from the slot 9 and gradually move towards the first cavity 3, at this moment, a driver can hold the pull handles to open the side door body 2 outwards, the rack 7 drives the inserting rod 8 to gradually insert the inserting rod 9 into the slot 9 through the motor 5, and lock the side door body 2 again.

Limiting blocks 10 are symmetrically fixed on two sides of the rack 7, sliding grooves 11 are formed in the first cavity 3 at positions corresponding to the limiting blocks 10, the limiting blocks 10 slide in the sliding grooves 11 in the moving process of the rack 7, limiting effects are achieved on the rack 7, and the rack 7 is prevented from inclining.

The position department that the inboard of cab carriage 1 corresponds motor 5 installs holds box 12, and motor 5 passes through the support and holds box 12 fixed connection, holds the externally mounted of box 12 and has had first button 13, and recess 14 has been seted up in the outside of cab carriage 1, installs second button 15 in the recess 14, and first button 13, second button 15 all are connected with motor 5 electricity, presses first button 13 and second button 15 and all can start motor 5.

The guard plate 16 is hinged at the position of the outer side of the cab carriage 1 corresponding to the groove 14, the lock body 17 is arranged between the guard plate 16 and the cab carriage 1, the handle 22 is fixedly connected to the outer portion of the lock body 17, the lock head 18 is arranged on the lock body 17, the lock head 18 is rotationally connected with the lock hole seat 19, the guard plate 16 is locked through the lock body 17, the guard plate 16 is prevented from being blocked outside the second button 15, people except for non-subway drivers are prevented from pressing the second button 15 and randomly entering the cab carriage 1, the fixing sleeve 20 is fixed to the outer portion of the lock hole seat 19, the protection pad 21 is fixed to one end of the fixing sleeve 20, a gap is formed in the surface of the protection pad 21, the protection pad 21 covers the outer portion of the lock hole seat 19, the lock hole seat 19 is prevented from being directly exposed in the external environment, dust and other foreign matters are easy to enter the lock hole seat 19, damage is avoided, the fixing sleeve 20 is fixedly connected with the lock hole seat 19, the position of the gap on the protection pad 21 is always corresponding to the lock hole on the lock hole seat 19, and the key insertion into the lock hole seat 19 is not influenced.

According to the utility model, the protection plate 16 is locked through the lock body 17, so that the protection plate 16 is shielded outside the second button 15, people except for a non-subway driver can be prevented from pressing the second button 15 and randomly entering the cab carriage 1, when the subway driver needs to open the side door body 2, the key is firstly inserted into the keyhole seat 19 through the protection pad 21, the lock body 17 is opened to open the protection plate 16, then the second button 15 is pressed, the motor 5 drives the gear 6 to rotate forward, the rack 7 drives the inserted rod 8 to gradually withdraw from the slot 9 and gradually move into the first cavity 3, at this time, the driver can hold the pull handle to open the side door body 2 outwards, then lock the protection plate 16 again, after the key is pulled out, the protection pad 21 is covered outside the keyhole seat 19, the situation that foreign matters such as dust easily enter the keyhole seat 19, and damage is caused, after the driver enters the cab carriage 1, the side door body 2 is pulled up, and then the first button 13 is pressed, the motor 5 drives the gear 6 to rotate reversely, the rack 7 drives the inserted rod 8 to gradually insert the side door body 9, thereby the rack 7 drives the inserted rod 8 to gradually into the slot 9, and the side door body 2 is pulled out, and the side door body 2 is simultaneously opened, and the side door body 5 is opened, and the side door body is opened more quickly and the side door body is opened, and the side door body is opened.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a device that opens and shuts of cab side door, includes cab carriage (1), its characterized in that, the lateral part of cab carriage (1) articulates there is side door body (2), and cab carriage (1) with be provided with lock mechanism between side door body (2), lock mechanism includes first cavity (3), second cavity (4) and slot (9), be equipped with motor (5) in second cavity (4), the output of motor (5) is connected with gear (6), the below meshing of gear (6) is connected with rack (7), the one end of rack (7) is connected with inserted bar (8).

2. The opening and closing device of the side door of the cab according to claim 1, wherein limiting blocks (10) are symmetrically fixed on two sides of the rack (7), and sliding grooves (11) are formed in the first cavity (3) at positions corresponding to the limiting blocks (10).

3. The opening and closing device of the cab side door according to claim 1, wherein a containing box (12) is installed at a position of the inner side of the cab carriage (1) corresponding to the motor (5), a first button (13) is installed on the outer side of the containing box (12), a groove (14) is formed in the outer side of the cab carriage (1), a second button (15) is installed in the groove (14), and the first button (13) and the second button (15) are electrically connected with the motor (5).

4. A device for opening and closing a side door of a cab according to claim 3, wherein the motor (5) is fixedly connected to the housing case (12) through a bracket.

5. The opening and closing device of the cab side door according to claim 3, wherein a protection plate (16) is hinged at a position, corresponding to the groove (14), of the outer side of the cab carriage (1), a lock body (17) is arranged between the protection plate (16) and the cab carriage (1), a lock head (18) is arranged on the lock body (17), a lock hole seat (19) is rotationally connected to the lock head (18), a fixing sleeve (20) is fixed to the outer portion of the lock hole seat (19), a protection pad (21) is fixed to one end of the fixing sleeve (20), and a gap is formed in the surface of the protection pad (21).

6. The opening and closing apparatus of a side door of a cab according to claim 5, wherein a handle (22) is fixedly connected to an outside of the lock body (17).

7. The opening and closing device of the side door of the cab according to claim 1, wherein pull handles are installed on the inner side and the outer side of the side door body (2).

8. The opening and closing device of the side door of the cab according to claim 1, wherein the rack (7) is fixedly connected with the insert rod (8), and the size of the slot (9) is matched with the size of the insert rod (8).