CN214886194U

CN214886194U - Anti-jumping device for elevator car door lock

Info

Publication number: CN214886194U
Application number: CN202121161449.8U
Authority: CN
Inventors: 郑志伟
Original assignee: Heilongjiang Zhitong Express Elevator Co ltd
Current assignee: Heilongjiang Zhitong Express Elevator Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-26
Anticipated expiration: 2031-05-27

Abstract

The utility model relates to an elevator technical field just discloses a device of beating is prevented to elevator sedan-chair door lock, comprising a base plate, the avris of bottom plate is connected with installation axle through the bearing rotation, the outside of installation axle is provided with fly leaf, gyro wheel one, drive gear one, the avris of fly leaf is connected with gyro wheel two through the bearing rotation. This device of beating is prevented to elevator sedan-chair door lock, the opposite side of fly leaf has drive gear one through installation hub connection, when the sedan-chair door was closed, the fly leaf upset downwards, drive rack one downstream through drive gear, rack one drives rack two downstream through the slider, rack two drives the connecting rod upset through drive gear two, connecting rod rethread activity pole two drives the clamp splice and upwards overturns, press from both sides tight fixedly to the both sides of fly leaf, prevent that the lock from beating, when the sedan-chair door was opened, activity pole two drive clamp splice upset downwards, prevent to cause the influence to elevator normal work, the security that the elevator used has been improved greatly.

Description

Anti-jumping device for elevator car door lock

Technical Field

The utility model relates to an elevator technical field specifically is an elevator sedan-chair door lock prevents device of beating.

Background

The elevator is a permanent transportation device which serves a plurality of specific floors in a building, the elevator car of the permanent transportation device runs on at least two rows of rigid rails which are vertical to the horizontal plane or have an inclination angle smaller than 15 degrees with a vertical line, and door locks are arranged in car doors which are movable on two sides.

Present sedan-chair lock of most elevators is connected with the hasp in the middle of overturning from top to bottom through electric baffle drive latch hook, and the lock does not possess clamping mechanism, and after downwards upset and lock joint, take place easily and beat under the influence of reaction force to the condition of the lock non-block appears, security greatly reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a device of beating is prevented to elevator sedan-chair door lock has solved the lock and has not possessed clamping mechanism, and after upset down and lock joint, beat easily under the influence of reaction force to the condition of the lock non-block appears, security greatly reduced's problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an elevator car door lock anti-jumping device comprises a bottom plate, wherein the side of the bottom plate is rotatably connected with an installation shaft through a bearing, a movable plate, a first roller and a first transmission gear are arranged on the outer side of the installation shaft, the side of the movable plate is rotatably connected with a second roller through a bearing, a first support plate is fixedly mounted on the side of the bottom plate, a second support plate is fixedly mounted on the side of the movable plate, one end of a steel wire rope is fixedly mounted in the first support plate through a bolt, a limit nut is fixedly mounted at the other end of the steel wire rope, a spring is sleeved on the outer side of the steel wire rope, a contact and a lock hook are fixedly mounted at the front end of the movable plate, a first sleeve is fixedly mounted on the side of the bottom plate, a first movable rod is movably mounted on the inner side of the first sleeve, a first rack is fixedly mounted on the upper end face of the first movable rod, a slide rail is fixedly mounted in the bottom plate, the outer side movable mounting of slide rail has the slider, the left and right sides fixed mounting of slider has rack two, the left and right sides fixed mounting of bottom plate front end has sleeve two, the inboard of sleeve two is rotated and is connected with the connecting rod, the one end fixed mounting of connecting rod has movable rod two, the other end fixed mounting of connecting rod has drive gear two, the upper end fixed mounting of movable rod two has the clamp splice.

Preferably, the transmission gear is located on one side, away from the movable plate and the roller I, of the bottom plate, and the roller I is located below the roller II.

Preferably, the steel wire rope is movably arranged inside the second support plate, and the spring is positioned between the first support plate and the second support plate.

Preferably, the sleeve is located on one side, close to the first transmission gear, of the bottom plate, the first rack is meshed with the first transmission gear, and the first movable rod is fixedly connected with the sliding block.

Preferably, the slide rail is located right below the movable plate, the connecting rod is perpendicular to the second rack, and the second rack is meshed with the second transmission gear.

Preferably, the second movable rod is located on the front side of the bottom plate, the clamping block is made of rubber, and the clamping block is attached to the left side and the right side of the movable plate.

Compared with the prior art, the beneficial effects of the utility model are that: this device of beating is prevented to elevator sedan-chair door lock, the opposite side of fly leaf has drive gear one through installation hub connection, when the sedan-chair door was closed, the fly leaf upset downwards, drive rack one downstream through drive gear, rack one drives rack two downstream through the slider, rack two drives the connecting rod upset through drive gear two, connecting rod rethread activity pole two drives the clamp splice and upwards overturns, press from both sides tight fixedly to the both sides of fly leaf, prevent that the lock from beating, when the sedan-chair door was opened, activity pole two drive clamp splice upset downwards, prevent to cause the influence to elevator normal work, the security that the elevator used has been improved greatly.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic sectional view of the bottom plate of the present invention;

fig. 4 is a schematic view of a sectional structure of the movable plate of the present invention.

In the figure: 1. a base plate; 2. installing a shaft; 3. a movable plate; 4. a first roller; 5. a first transmission gear; 6. a second roller; 7. a first support plate; 8. a second support plate; 9. a wire rope; 10. a limit nut; 11. a spring; 12. a contact; 13. a latch hook; 14. a first sleeve; 15. a first movable rod; 16. a first rack; 17. a slide rail; 18. a slider; 19. a second rack; 20. a second sleeve; 21. a connecting rod; 22. a second movable rod; 23. a second transmission gear; 24. and (5) clamping blocks.

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. 1-4, the present invention provides a technical solution: an anti-jumping device of an elevator car door lock comprises a bottom plate 1, a mounting shaft 2, a movable plate 3, a first roller 4, a first transmission gear 5, a second roller 6, a first support plate 7, a second support plate 8, a steel wire rope 9, a limit nut 10, a spring 11, a contact 12, a lock hook 13, a first sleeve 14, a first movable rod 15, a first rack 16, a slide rail 17, a slide block 18, a second rack 19, a second sleeve 20, a connecting rod 21, a second movable rod 22, a second transmission gear 23 and a clamping block 24, wherein the side of the bottom plate 1 is rotatably connected with the mounting shaft 2 through a bearing, the movable plate 3, the first roller 4 and the first transmission gear 5 are arranged on the outer side of the mounting shaft 2, the second roller 6 is rotatably connected with the side of the movable plate 3 through a bearing, the first support plate 7 is fixedly arranged on the side of the bottom plate 1, the second support plate 8 is fixedly arranged on the side of the movable plate 3, one end of the steel wire rope 9 is fixedly arranged in the first support plate 7 through a bolt, the other end of the steel wire rope 9 is fixedly provided with a limiting nut 10, the outer side of the steel wire rope 9 is sleeved with a spring 11, the front end of the movable plate 3 is fixedly provided with a contact 12 and a lock hook 13, the side of the bottom plate 1 is fixedly provided with a first sleeve 14, the inner side of the first sleeve 14 is movably provided with a first movable rod 15, the upper end face of the first movable rod 15 is fixedly provided with a first rack 16, the inner part of the bottom plate 1 is fixedly provided with a slide rail 17, the outer side of the slide rail 17 is movably provided with a slide block 18, the left side and the right side of the slide block 18 are fixedly provided with a second rack 19, the left side and the right side of the front end of the bottom plate 1 are fixedly provided with a second sleeve 20, the inner side of the second sleeve 20 is rotatably connected with a connecting rod 21, one end of the connecting rod 21 is fixedly provided with a second movable rod 22, the other end of the connecting rod 21 is fixedly provided with a second transmission gear 23, and the upper end of the second movable rod 22 is fixedly provided with a clamping block 24.

Furthermore, the first transmission gear 5 is located on one side of the bottom plate 1, which is far away from the movable plate 3 and the first roller 4, the first roller 4 is located below the second roller 6, and the movable plate 3 drives the first transmission gear 5 to rotate through the mounting shaft 2.

Further, the wire rope 9 is movably installed inside the second support plate 8, the spring 11 is located between the first support plate 7 and the second support plate 8, the movable plate 3 is turned over along the installation shaft 2 at the side of the bottom plate 1, the wire rope 9 prevents the spring 11 from falling off, and the spring 11 applies outward thrust to the movable plate 3 through the second support plate 8.

Further, the sleeve I14 is located on one side, close to the transmission gear I5, of the bottom plate 1, the rack I16 is meshed with the transmission gear I5, the movable rod I15 is fixedly connected with the sliding block 18, the transmission gear I5 drives the rack I16 to move up and down when rotating, and the rack I16 drives the movable rod I15 to move up and down along the sleeve I14.

Further, the slide rail 17 is located right below the movable plate 3, the connecting rod 21 is perpendicular to the second rack 19, the second rack 19 is meshed with the second transmission gear 23, the first movable rod 15 drives the slider 18 to move up and down along the slide rail 17, and the slider 18 drives the second transmission gear 23 to rotate through the second rack 19.

Further, the second movable rod 22 is located on the front side of the bottom plate 1, the clamping block 24 is made of rubber, the clamping block 24 is attached to the left side and the right side of the movable plate 3, the second transmission gear 23 drives the second movable rod 22 to turn over through the connecting rod 21, and the clamping block 24 clamps the left side and the right side of the movable plate 3 to prevent the movable plate 3 from jumping.

When the elevator car door is used, the bottom plate 1 is installed on an elevator car door, the car door drives the bottom plate 1 to move left and right, when the car door is opened and filled, the movable baffle plate on the car door drives the movable plate 3 to turn right along the installation shaft 2 through the second roller 6, when the car door is opened and filled, the movable baffle plate moves left, the spring 11 applies outward thrust to the movable plate 3 through the second support plate 8 to enable the movable plate 3 to turn left, at the moment, the movable plate 3 is kept horizontal, the latch hook 13 is clamped on the latch, the contact 12 is contacted with the terminal, the movable plate 3 drives the first transmission gear 5 to rotate through the installation shaft 2, the first transmission gear 5 drives the first rack 16 to move downwards, the first rack 16 drives the first movable rod 15 to move downwards along the first sleeve 14, the first movable rod 15 drives the sliding block 18 to move downwards along the sliding rail 17, the sliding block 18 drives the second transmission gear 23 to rotate through the second rack 19, and the second transmission gear 23 drives the second movable rod 22 to turn through the connecting rod 21, the clamping blocks 24 at the upper ends of the second movable rods 22 are in contact with and clamped by the left side and the right side of the movable plate 3, so that the movable plate 3 is effectively prevented from jumping, when the movable plate 3 is opened, the movable plate 3 drives the movable plate 3 to rotate reversely through the mounting shaft 2, and the clamping blocks 24 are turned outwards and separated from the two sides of the movable plate 3, so that the influence on the normal operation of the elevator is avoided.

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. The utility model provides an elevator sedan-chair door lock prevents jumping device, includes bottom plate (1), its characterized in that: the avris of bottom plate (1) is connected with installation axle (2) through the bearing rotation, the outside of installation axle (2) is provided with fly leaf (3), gyro wheel (4), drive gear (5), the avris of fly leaf (3) is connected with gyro wheel two (6) through the bearing rotation, the avris fixed mounting of bottom plate (1) has backup pad (7), the avris fixed mounting of fly leaf (3) has backup pad two (8), the inside of backup pad (7) has the one end of wire rope (9) through bolt fixed mounting, the other end fixed mounting of wire rope (9) has stop nut (10), the outside of wire rope (9) is cup jointed and is installed spring (11), the front end fixed mounting of fly leaf (3) has contact (12), latch hook (13), the avris fixed mounting of bottom plate (1) has sleeve (14), the utility model discloses a quick-witted bearing support, including bottom plate (1), inboard movable mounting of sleeve (14) has movable rod (15), the up end fixed mounting of movable rod (15) has rack one (16), the inside fixed mounting of bottom plate (1) has slide rail (17), the outside movable mounting of slide rail (17) has slider (18), the left and right sides fixed mounting of slider (18) has rack two (19), the left and right sides fixed mounting of bottom plate (1) front end has sleeve two (20), the inboard of sleeve two (20) is rotated and is connected with connecting rod (21), the one end fixed mounting of connecting rod (21) has movable rod two (22), the other end fixed mounting of connecting rod (21) has drive gear two (23), the upper end fixed mounting of movable rod two (22) has clamp splice (24).

2. The elevator car door lock anti-bouncing device of claim 1, wherein: the first transmission gear (5) is located on one side, away from the movable plate (3) and the first roller (4), of the bottom plate (1), and the first roller (4) is located below the second roller (6).

3. The elevator car door lock anti-bouncing device of claim 1, wherein: the steel wire rope (9) is movably arranged in the second supporting plate (8), and the spring (11) is located between the first supporting plate (7) and the second supporting plate (8).

4. The elevator car door lock anti-bouncing device of claim 1, wherein: the first sleeve (14) is located on one side, close to the first transmission gear (5), of the bottom plate (1), the first rack (16) is meshed with the first transmission gear (5), and the first movable rod (15) is fixedly connected with the sliding block (18).

5. The elevator car door lock anti-bouncing device of claim 1, wherein: the sliding rail (17) is located right below the movable plate (3), the connecting rod (21) is perpendicular to the second rack (19), and the second rack (19) is meshed and connected with the second transmission gear (23).

6. The elevator car door lock anti-bouncing device of claim 1, wherein: the second movable rod (22) is located on the front side of the bottom plate (1), the clamping block (24) is made of rubber, and the clamping block (24) is attached to the left side and the right side of the movable plate (3).