CN219434245U

CN219434245U - Screw structure for measuring door-pulling force applied to elevator door system

Info

Publication number: CN219434245U
Application number: CN202320734210.8U
Authority: CN
Inventors: 齐玉凤; 宋锐剑; 鄢峰; 黄彬; 胡阳谦; 宋偲雅
Original assignee: Dalian Huaqitai Precision Apparatus Co ltd
Current assignee: Dalian Huaqitai Precision Apparatus Co ltd
Priority date: 2023-04-06
Filing date: 2023-04-06
Publication date: 2023-07-28
Anticipated expiration: 2033-04-06

Abstract

The utility model relates to the technical field of door pulling force measurement of elevator door systems, and discloses a screw rod structure for door pulling force measurement, which is applied to an elevator door system. According to the utility model, the elevator door is conveniently pulled out, the size of the gap of the elevator door is finally seen to measure the safety of the elevator door, the whole equipment is small and exquisite in design, reasonable in structure, easy to operate, capable of accurately measuring the door pulling force of the elevator door, and convenient for people to use.

Description

Screw structure for measuring door-pulling force applied to elevator door system

Technical Field

The utility model relates to the technical field of door pulling force measurement of elevator door systems, in particular to a screw structure for door pulling force measurement, which is applied to an elevator door system.

Background

Along with the development of high-rise buildings, the popularity of elevators is higher, elevators are taken as manned transportation equipment, casualties are easily caused once accidents occur, people are listed into special equipment for safety supervision and management in the eighties of the last century in China, when the elevators are closed, gaps exist between elevator doors, however, when the gaps of different elevator doors are the same, the force required by the elevator doors is different, when the required door-pulling force is too small, the safety coefficient of the elevator doors is lower, therefore, the force is given to the elevator doors, and finally, the safety measurement of the elevator doors is necessary when the size of the gaps of the elevator doors is seen, and therefore, a screw structure for door-pulling force measurement applied to an elevator door system is provided by a person in the field to solve the problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a screw structure for measuring the door scraping force applied to an elevator door system.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: be applied to lift-cabin door system take off screw rod structure for door force measurement, including mount, supporting seat and threaded rod, supporting seat fixed connection is in the bottom left side of mount, the outside left side threaded connection of threaded rod has the movable block, the outside right side threaded connection of threaded rod has the thread bush, the front end one side fixedly connected with L type connecting seat of supporting seat, the surface of L type connecting seat passes through screw fixedly connected with pressure sensor, the outside fixedly connected with pressure spring slide bar of thread bush, the other end fixedly connected with of pressure spring slide bar is in displacement sensor's outside, displacement sensor's left end fixedly connected with connecting rod, the outside of connecting rod runs through the outer wall of mount and fixedly connected with main arm-tie.

As a further description of the above technical solution:

the rear end of the supporting seat is fixedly connected with a guide rail slideway, and the rear surface of the threaded sleeve is in sliding connection with the outer surface of the guide rail slideway.

As a further description of the above technical solution:

the cross section of movable block sets up to square, the lower surface of movable block and the surface sliding connection of L type connecting seat.

As a further description of the above technical solution:

the left end fixedly connected with fixed plate of mount, the shape of fixed plate and main arm-tie is the same, just the top of fixed plate and main arm-tie all sets up to the inclined plane.

As a further description of the above technical solution:

the upper surface of the displacement sensor is in sliding connection with the inner wall of the fixing frame.

As a further description of the above technical solution:

the outside fixedly connected with mount pad of pressure sensor, the longitudinal section of mount pad sets up to the T type.

As a further description of the above technical solution:

the right end of the threaded rod is fixedly connected with a hand crank, and the outer surface of the hand crank is provided with anti-skidding lines.

The utility model has the following beneficial effects:

according to the elevator door safety measurement device, the displacement sensor, the pressure sensor, the threaded rod, the pressure spring sliding rod, the moving block, the main pulling plate and other structures are additionally arranged for mutual matching, so that the elevator door is conveniently pulled out, the size of a gap of the elevator door is finally seen to see the safety measurement of the elevator door, the whole device is small and exquisite in design, reasonable in structure, easy to operate, capable of accurately measuring the door pulling force of the elevator door, and convenient for people to use.

Drawings

Fig. 1 is a front view of a screw structure for door-pulling force measurement applied to an elevator door system according to the present utility model;

fig. 2 is a top view of a screw structure for measuring a door-pulling force applied to an elevator door system according to the present utility model;

fig. 3 is a bottom view of a screw structure for measuring a door-pulling force applied to an elevator door system according to the present utility model.

Legend description:

1. a fixing frame; 2. a thread sleeve; 3. a hand crank; 4. a guide rail slideway; 5. a threaded rod; 6. a support base; 7. a moving block; 8. an L-shaped connecting seat; 9. a mounting base; 10. a pressure sensor; 11. a main pulling plate; 12. a connecting rod; 13. a displacement sensor; 14. a compression spring sliding rod; 15. a fixing plate;

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. 1-3, one embodiment provided by the present utility model is: the screw structure for door pulling force measurement applied to an elevator door system comprises a fixing frame 1, a supporting seat 6 and a threaded rod 5, wherein the threaded rod 5 is fixed at the front end of the supporting seat 6 through a supporting frame, (not shown in the figure) can ensure the normal rotation of the threaded rod 5, the supporting seat 6 is fixedly connected to the left side of the bottom end of the fixing frame 1, a moving block 7 is in threaded connection with the left side of the outer wall of the threaded rod 5, the moving block 7 is driven to rotate through the rotation of the threaded rod 5, when the outer wall of the moving block 7 is contacted with a mounting seat 9, a force is applied to a pressure sensor 10, the force pulling force is measured, the threaded sleeve 2 is in threaded connection with the right side of the outer part of the threaded rod 5, the threaded rod 5 rotates, the threaded sleeve 2 moves leftwards along the outer wall of the threaded rod 5, the pressure spring sliding rod 14 is driven to move leftwards, the front end side of the supporting seat 6 is fixedly connected with an L-shaped connecting seat 8, the outer surface of the L-shaped connecting seat 8 is fixedly connected with a pressure sensor 10 through a screw, the pressure sensor 10 is a product in the prior art, the outer surface of the pressure sensor 10 is electrically connected with a display (not shown in the figure) which can display a tensile force value, and the pressure sensor is well known to the person skilled in the art, so the repeated description is omitted, the outer part of the thread bush 2 is fixedly connected with a pressure spring sliding rod 14, the other end of the pressure spring sliding rod 14 is fixedly connected with the outer part of a displacement sensor 13, the left end of the displacement sensor 13 is fixedly connected with a connecting rod 12, the outer part of the connecting rod 12 penetrates through the outer wall of the fixing frame 1 and is fixedly connected with a main pulling plate 11, the threaded rod 5 rotates, the thread bush 2 moves leftwards along the outer wall of the threaded rod 5, the pressure spring sliding rod 14 is driven leftwards, and the displacement sensor 13 is displaced, for registering the displacement generated when the elevator door is opened, and transmitting force to the connecting rod 12 during the movement, so that the main pulling plate 11 moves leftwards, thus pulling the elevator door open.

The rear end fixedly connected with guide rail slide 4 of supporting seat 6 guarantees that thread bush 2 can normally move to play the effect of supporting threaded rod 5 through the support frame, the rear surface of thread bush 2 and the surface sliding connection of guide rail slide 4, the transverse plane of movable block 7 sets up to square, the lower surface of movable block 7 and the surface sliding connection of L type connecting seat 8, guarantee that movable block 7 can not take place rotatoryly when removing, guarantee its normal movable action, the left end fixedly connected with fixed plate 15 of mount 1, the shape of fixed plate 15 and main pulling plate 11 is the same, cooperate with main pulling plate 11 jointly and open the lift gate, and the top of fixed plate 15 and main pulling plate 11 all sets up to the inclined plane, be convenient for carry out the action of taking off the door with main pulling plate 11 and fixed plate 15 top setting up the sharp face and stretch into the door gap between the lift gate, the upper surface of displacement sensor 13 and the inner wall sliding connection of mount 1, the outside fixedly connected with mount pad 9 of pressure sensor 10, the tangent plane setting of mount pad 9 is the T type, the right-hand crank 3 fixedly connected with of 5, the surface of handle 3 is provided with the rocking handle 3, the effect that can be more convenient for the rocking handle 3 of staff to shake.

Working principle: when the device is specifically used, the top of the main pulling plate 11 and the top of the fixing plate 15 are provided with sharp surfaces to extend into a door gap between elevator doors, then the threaded rod 5 is rotated by rotating the hand crank 3, so that the threaded sleeve 2 moves leftwards along the outer wall of the threaded rod 5, the pressure spring sliding rod 14 is driven to move leftwards, the displacement sensor 13 is driven to displace so as to record displacement generated when the elevator doors are opened, and force is transmitted to the connecting rod 12 in the moving process, so that the main pulling plate 11 moves leftwards, the elevator doors are pulled open, the rotating of the threaded rod 5 drives the moving block 7 to rotate, and when the outer wall of the moving block 7 contacts with the mounting seat 9, the force is applied to the pressure sensor 10, so that the measurement of the pulling force is realized, the whole device is small in design, reasonable in structure and easy to operate, the elevator door can be pulled open, and finally the size of the gap of the elevator doors is seen to measure the safety of the elevator doors, so that people can use the elevator doors conveniently.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Be applied to lift-cabin door system take off door power measurement and use screw structure, including mount (1), supporting seat (6) and threaded rod (5), its characterized in that: the support base (6) is fixedly connected to the left side of the bottom end of the fixing frame (1), the moving block (7) is connected to the left side of the outside of the threaded rod (5) in a threaded mode, the threaded sleeve (2) is connected to the right side of the outside of the threaded rod (5) in a threaded mode, the L-shaped connecting base (8) is fixedly connected to one side of the front end of the support base (6), the pressure sensor (10) is fixedly connected to the outer surface of the L-shaped connecting base (8) through screws, the pressure spring sliding rod (14) is fixedly connected to the outside of the threaded sleeve (2), the other end of the pressure spring sliding rod (14) is fixedly connected to the outside of the displacement sensor (13), the connecting rod (12) is fixedly connected to the left end of the displacement sensor (13), and the outside of the connecting rod (12) penetrates through the outer wall of the fixing frame (1) and is fixedly connected with the main pulling plate (11).

2. The screw structure for door-pull measurement applied to an elevator door system according to claim 1, wherein: the rear end of the supporting seat (6) is fixedly connected with a guide rail slideway (4), and the rear surface of the threaded sleeve (2) is in sliding connection with the outer surface of the guide rail slideway (4).

3. The screw structure for door-pull measurement applied to an elevator door system according to claim 1, wherein: the cross section of the moving block (7) is square, and the lower surface of the moving block (7) is in sliding connection with the outer surface of the L-shaped connecting seat (8).

4. The screw structure for door-pull measurement applied to an elevator door system according to claim 1, wherein: the left end fixedly connected with fixed plate (15) of mount (1), the shape of fixed plate (15) is the same with main arm-tie (11), just the top of fixed plate (15) and main arm-tie (11) all sets up to the inclined plane.

5. The screw structure for door-pull measurement applied to an elevator door system according to claim 1, wherein: the upper surface of the displacement sensor (13) is connected with the inner wall of the fixing frame (1) in a sliding way.

6. The screw structure for door-pull measurement applied to an elevator door system according to claim 1, wherein: the outside fixedly connected with mount pad (9) of pressure sensor (10), the longitudinal section of mount pad (9) sets up to the T type.

7. The screw structure for door-pull measurement applied to an elevator door system according to claim 1, wherein: the right end of the threaded rod (5) is fixedly connected with a hand crank (3), and anti-skid patterns are arranged on the outer surface of the hand crank (3).