CN220098232U

CN220098232U - Elevator door driving device

Info

Publication number: CN220098232U
Application number: CN202321053514.4U
Authority: CN
Inventors: 范树宾; 林耀有; 周光涛; 刘鸿达
Original assignee: Foshan Sanshui Sanyo Elevator Co ltd
Current assignee: Foshan Sanshui Sanyo Elevator Co ltd
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-11-28
Anticipated expiration: 2033-05-05

Abstract

The utility model discloses an elevator door driving device, which relates to the technical field of elevators and comprises a mounting frame, wherein a driving module capable of driving in a reciprocating manner is arranged in the mounting frame, a guide plate is arranged at the driving end of the driving module, the bottom end of the guide plate is connected with an elevator door, the driving module comprises a driving motor arranged in the mounting frame, a driving gear is arranged at the driving end of the driving motor, racks are respectively connected at the top and the bottom of the driving gear in a meshed manner, the driving gear and the racks are both made of metal materials, movable plates are respectively connected to the outer parts of the racks, and the outer surfaces of the movable plates are connected with driving plates.

Description

Elevator door driving device

Technical Field

The utility model relates to the technical field of elevators, in particular to an elevator door driving device.

Background

The opening and closing of the elevator door are realized by means of a belt-type driving device, such as a driving device (CN 212740348U) of the elevator door in the prior published patent, and the belt driving mode can realize the opening and closing of the elevator door, but the belt is made of rubber material after long-time use, so that the problem of high aging speed is caused, the elevator door is easy to break, the driving of the elevator door after breaking is invalid, and the reliability is low.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an elevator door driving device, which solves the problems of the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the elevator door driving device comprises a mounting frame, wherein a driving module capable of driving in a reciprocating manner is mounted in the mounting frame, a guide plate is mounted at the driving end of the driving module, and an elevator door is connected to the bottom end of the guide plate;

the driving module comprises a driving motor arranged inside the mounting frame, a driving gear is arranged at the driving end of the driving motor, racks are connected to the top and the bottom of the driving gear in a meshed mode, the driving gear and the racks are made of metal materials, a movable plate is connected to the outer portion of the racks, and a driving plate is connected to the outer surface of the movable plate.

Further, the guide rail is installed to the inside bottom of mounting bracket, the deflector slides and sets up in the outside of guide rail.

Further, the back of deflector rotates respectively and is connected with backing roller, spacing gyro wheel, when the deflector moved along the guide rail, backing roller, spacing gyro wheel roll on the guide rail.

Further, the driving module further comprises a guide groove arranged on the inner wall of the mounting frame, and the movable plate moves along the direction of the guide groove.

Further, the back of the movable plate is rotatably connected with a guide wheel, and the guide wheel rolls in the guide groove.

The utility model provides an elevator door driving device. Compared with the prior art, the method has the following beneficial effects:

the elevator door driving device is used for driving the elevator door to open and close in the driving module, adopts a gear and rack meshing transmission structure made of metal materials, and has abrasion degree far smaller than belt transmission and reliability far exceeding the belt transmission after long-time reciprocating operation.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a first view angle of a driving module according to the present utility model;

FIG. 3 is a schematic diagram of a driving module according to a second view angle of the present utility model;

FIG. 4 is a front view of FIG. 2;

fig. 5 is a schematic view of the structure of the back of the guide plate in the present utility model.

In the figure: 1. a mounting frame; 2. a driving module; 21. a driving motor; 22. a drive gear; 23. a rack; 24. a movable plate; 25. a driving plate; 26. a guide groove; 27. a guide wheel; 3. a guide plate; 31. supporting rollers; 32. limiting idler wheels; 4. an elevator door; 5. and a guide rail.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 5, the present utility model provides a technical solution: the utility model provides an elevator door drive arrangement, including mounting bracket 1, mounting bracket 1's internally mounted has drive module 2 that can reciprocating drive, guide bar 3 is installed to drive module 2's drive end, guide bar 3's bottom is connected with elevator door 4, guide rail 5 is installed to mounting bracket 1's inside bottom, guide bar 3 slides and sets up in guide rail 5's outside, guide bar 3's the back rotates respectively and is connected with backing roller 31, spacing gyro wheel 32, when guide bar 3 removes along guide rail 5, backing roller 31, spacing gyro wheel 32 roll on guide rail 5, at drive module 2 drive elevator door 4 open and the in-process of closing, the backing roller 31 at guide bar 3 back, spacing gyro wheel 32 can roll on guide rail 5, thereby let elevator door 4 more stable when removing, obtain the constraint on the vertical direction.

Referring to fig. 2, 3 and 4, the driving module 2 includes a driving motor 21 installed inside the mounting frame 1 and a guide groove 26 installed on the inner wall of the mounting frame 1, a driving gear 22 is installed at the driving end of the driving motor 21, a rack 23 is engaged with the top and the bottom of the driving gear 22, the driving gear 22 and the rack 23 are made of metal materials, lubricating oil is required to be added at the engagement position of the driving gear 22 and the rack 23, abrasion is reduced, a movable plate 24 (the movable plate 24 moves along the direction of the guide groove 26) is connected to the outer surface of the rack 23, a driving plate 25 (the bottom end of the driving plate 25 is fixedly connected with the elevator door 4) is connected to the back surface of the movable plate 24 in a rotating manner, a guide wheel 27 rolls inside the guide groove 26, and stability of the movable plate 24 in the moving process is ensured.

In this embodiment, the driving motor 21 is a servo motor, and can perform forward and reverse rotation, and the driving motor 21 drives the driving gear 22 to rotate forward or backward and the driving gear 22 is meshed with the rack 23 to drive the two movable plates 24 to move in opposite directions, so as to perform opening and closing actions of the elevator door 4.

When the elevator door 4 is required to be opened in use, taking the view angle of fig. 4 as an example, the driving motor 21 drives the driving gear 22 to rotate clockwise, and the driving gear 22 is meshed with the upper rack 23 and the lower rack 23 to drive the upper rack 23, the lower rack 23 and the movable plate 24 connected with the racks 23 to move in opposite directions (away from) so as to realize the opening of the elevator door 4 under the drive of the driving plate 25;

when the elevator door 4 is required to be closed, the driving motor 21 drives the driving gear 22 to rotate anticlockwise, the movable plate 24 is close, and the elevator door 4 can be closed in the same way.

Claims

1. The elevator door driving device comprises a mounting frame (1), and is characterized in that a driving module (2) capable of being driven in a reciprocating manner is mounted in the mounting frame (1), a guide plate (3) is mounted at the driving end of the driving module (2), and an elevator door (4) is connected to the bottom end of the guide plate (3);

the driving module (2) comprises a driving motor (21) arranged inside the mounting frame (1), a driving gear (22) is arranged at the driving end of the driving motor (21), a rack (23) is connected to the top and the bottom of the driving gear (22) in a meshed mode, the driving gear (22) and the rack (23) are made of metal materials, a movable plate (24) is connected to the outer portion of the rack (23), and a driving plate (25) is connected to the outer surface of the movable plate (24).

2. Elevator door drive according to claim 1, characterized in that the inner bottom end of the mounting frame (1) is provided with a guide rail (5), and the guide plate (3) is slidingly arranged outside the guide rail (5).

3. An elevator door driving device according to claim 2, characterized in that the back of the guide plate (3) is rotatably connected with a supporting roller (31) and a limiting roller (32), respectively, and the supporting roller (31) and the limiting roller (32) roll on the guide rail (5) when the guide plate (3) moves along the guide rail (5).

4. An elevator door driving device according to claim 1, characterized in that the driving module (2) further comprises a guide groove (26) mounted on the inner wall of the mounting frame (1), the movable plate (24) being movable in the direction of the guide groove (26).

5. An elevator door driving apparatus according to claim 4, wherein a guide wheel (27) is rotatably connected to the back surface of the movable plate (24), and the guide wheel (27) rolls inside the guide groove (26).