CN216737047U

CN216737047U - Bidirectional safety tongs for elevator

Info

Publication number: CN216737047U
Application number: CN202123007031.4U
Authority: CN
Inventors: 徐子贤; 徐士路; 徐士刚
Original assignee: Wujiang Ruinuo Machinery Equipment Processing Co ltd
Current assignee: Wujiang Ruinuo Machinery Equipment Processing Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-06-14
Anticipated expiration: 2031-12-02

Abstract

The utility model belongs to the technical field of the elevator, concretely relates to two-way safety gear for elevator, including the mounting panel, the one end contact of mounting panel has the safety gear body, fixedly connected with bolt on the safety gear body, the inside sliding connection of mounting panel has the bolt, there is the thread bush outside of bolt through threaded connection, thread bush and mounting panel contact, the spacing groove has been seted up on the thread bush, the spout has been seted up on the mounting panel, the inside sliding connection of spout has the slider, the one end fixedly connected with stopper of slider. The utility model discloses a be provided with fixed block and stopper, the accessible rotates the dwang and makes fixed block and stopper carry on spacingly to safety tongs body and thread bush respectively, can make the safety tongs body stable more firm after the installation is used, has solved current two-way safety tongs and has installed when the installation commonly uses the bolt, can lead to the not hard up problem of bolt when safety tongs and guide rail emergency brake.

Description

Bidirectional safety tongs for elevator

Technical Field

The utility model relates to an elevator technical field specifically is a two-way safety tongs is used to elevator.

Background

The safety gear is the safety protection device of elevator. The elevator safety gear device is a safety device which emergently stops and clamps a car on a guide rail under the operation of a speed limiter when the speed of an elevator exceeds the set limit speed of the speed limiter of the elevator or under the condition that a suspension rope is broken and loosened. It provides effective protection for the safe operation of the elevator and is generally installed on a car frame or a counterweight frame. The safety tongs are divided into one-way safety tongs and two-way safety tongs. The existing bidirectional safety gear is usually installed by using bolts when being installed, and the bolts can be loosened when the safety gear and a guide rail are braked suddenly, so that the safety gear falls off, and the elevator cannot be used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two-way safety tongs is used to elevator has solved current two-way safety tongs and has used the bolt to install usually when the installation, may lead to the not hard up problem of bolt when safety tongs and guide rail emergency brake.

In order to achieve the above purpose, the utility model provides a following technical scheme: a bidirectional safety gear for an elevator comprises a mounting plate, wherein one end of the mounting plate is contacted with a safety gear body, a bolt is fixedly connected onto the safety gear body, the bolt is slidably connected into the mounting plate, the outer side of the bolt is connected with a threaded sleeve through threads, the threaded sleeve is contacted with the mounting plate, a limiting groove is formed in the threaded sleeve, a sliding groove is formed in the mounting plate, a sliding block is slidably connected into the sliding groove, one end of the sliding block is fixedly connected with a limiting block, the limiting block is contacted with the mounting plate, a clamping rod is fixedly connected onto the limiting block, a clamping rod is slidably connected into the limiting groove, a supporting plate is fixedly connected onto the mounting plate, a rotating rod is connected into the supporting plate through threads, a fixed block is fixedly connected onto one end of the sliding block, the fixed block is contacted with the mounting plate, and a connecting groove is formed in the safety gear body, the backup pad is gone up the contact and is had the stop collar, the inside joint of stop collar has the dwang, fixedly connected with fixture block on the stop collar.

Preferably, the number of the limiting grooves on each threaded sleeve is multiple, and the multiple limiting grooves are annularly distributed on the threaded sleeves.

Preferably, the inside fixedly connected with guide bar of spout, the inside sliding connection of slider has the guide bar.

Preferably, the fixed block is fixedly connected with a bearing, and the inside of the bearing is fixedly connected with a rotating rod.

Preferably, the lower extreme fixedly connected with connecting block of fixed block, the inside sliding connection of spread groove has the connecting block.

Preferably, a clamping groove is formed in the supporting plate, and a clamping block is clamped inside the clamping groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a be provided with fixed block and stopper, the accessible rotates the dwang and makes fixed block and stopper carry out spacingly to safety tongs body and thread bush respectively, can make the safety tongs body more stable firm after the installation is used.

2. The utility model discloses a be provided with the stop collar, can make the stop collar carry on spacingly to the dwang, make the dwang can not take place to rotate when the safety tongs body uses to guarantee can not remove fixed block and stopper spacing to safety tongs body and thread bush, solved safety tongs and guide rail emergency brake the time probably lead to the not hard up problem of bolt.

Drawings

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

fig. 2 is a front cross-sectional view of fig. 1 of the present invention;

fig. 3 is an enlarged view of the structure of the part a in fig. 2 according to the present invention;

fig. 4 is an enlarged view of the structure of the part B in fig. 2 according to the present invention.

In the figure: 1. mounting a plate; 2. a safety gear body; 3. a bolt; 4. a threaded sleeve; 5. a limiting groove; 6. a chute; 7. a guide bar; 8. a slider; 9. a limiting block; 10. a clamping rod; 11. a support plate; 12. rotating the rod; 13. a fixed block; 14. a bearing; 15. connecting grooves; 16. connecting blocks; 17. a limiting sleeve; 18. a clamping block; 19. a clamping groove.

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, a bidirectional safety gear for an elevator, includes a mounting plate 1, one end of the mounting plate 1 contacts with a safety gear body 2, a bolt 3 is fixedly connected to the safety gear body 2, the inside of the mounting plate 1 is slidably connected with the bolt 3, the outer side of the bolt 3 is connected with a threaded sleeve 4 through a thread, the threaded sleeve 4 contacts with the mounting plate 1, the threaded sleeve 4 is provided with a limit groove 5, the mounting plate 1 is provided with a chute 6, the inside of the chute 6 is slidably connected with a slide block 8, one end of the slide block 8 is fixedly connected with a limit block 9, the limit block 9 contacts with the mounting plate 1, the limit block 9 is fixedly connected with a clamp rod 10, the inside of the limit groove 5 is slidably connected with a clamp rod 10, the mounting plate 1 is fixedly connected with a support plate 11, the inside of the support plate 11 is connected with a rotating rod 12 through a thread, one end of the slide block 8 is fixedly connected with a fixed block 13, the fixed block 13 contacts with the mounting plate 1, the safety gear body 2 is provided with a connecting groove 15, the supporting plate 11 is contacted with a limiting sleeve 17, the limiting sleeve 17 is clamped inside a rotating rod 12, and the limiting sleeve 17 is fixedly connected with a clamping block 18.

Referring to fig. 3, a plurality of limiting grooves 5 are formed in each threaded sleeve 4, the plurality of limiting grooves 5 are annularly distributed on the threaded sleeve 4, and the design of the limiting grooves 5 can be matched with the clamping rod 10 to limit the threaded sleeve 4.

Referring to fig. 2, a guide rod 7 is fixedly connected to the inside of the sliding chute 6, and a guide rod 7 is slidably connected to the inside of the sliding block 8, so that the guide rod 7 can guide the sliding block 8 when the sliding block 8 moves.

Referring to fig. 2, a bearing 14 is fixedly connected to the fixed block 13, a rotating rod 12 is fixedly connected to the inside of the bearing 14, and the rotating rod 12 can drive the fixed block 13 to move when moving through the design of the bearing 14.

Referring to fig. 2, the lower end of the fixing block 13 is fixedly connected with a connecting block 16, the connecting groove 15 is slidably connected with the connecting block 16, and the safety gear body 2 can be limited by the design of the connecting block 16.

Referring to fig. 4, a clamping groove 19 is formed on the supporting plate 11, a clamping block 18 is clamped inside the clamping groove 19, the clamping block 18 is made of elastic metal, and the limiting sleeve 17 can be installed on the supporting plate 11 through the design of the clamping block 18.

The utility model discloses the concrete implementation process as follows: when the safety gear body 2 needs to be disassembled, the limiting of the limiting sleeve 17 on the rotating rod 12 can be relieved by pulling the clamping block 18 on the limiting sleeve 17 out of the clamping groove 19 on the supporting plate 11, then the rotating rod 12 is rotated to enable the rotating rod 12 and the supporting plate 11 to generate threaded motion, the rotating rod 12 drives the fixed block 13 on the bearing 14 to move, the fixed block 13 drives the connecting block 16 to slide out of the connecting groove 15 on the safety gear body 2, the limiting on the safety gear body 2 can be contacted, the limiting block 9 which drives the sliding block 8 to move can be driven to move when the fixed block 13 moves, the limiting block 9 drives the clamping rod 10 on the limiting block 9 to slide out of the limiting groove 5 on the threaded sleeve 4, the limiting on the threaded sleeve 4 can be relieved by the limiting block 9 while the fixed block 13 is contacted with the safety gear body 2, the threaded sleeve 4 is screwed down by rotating, the bolt 3 can slide out of the safety gear body 2, the safety gear body 2 can be detached.

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 a two-way safety tongs is used to elevator, includes mounting panel (1), its characterized in that: one end of the mounting plate (1) is in contact with a safety gear body (2), a bolt (3) is fixedly connected onto the safety gear body (2), the bolt (3) is in sliding connection with the inside of the mounting plate (1), a thread sleeve (4) is connected onto the outer side of the bolt (3) through threads, the thread sleeve (4) is in contact with the mounting plate (1), a limiting groove (5) is formed in the thread sleeve (4), a sliding groove (6) is formed in the mounting plate (1), a sliding block (8) is in sliding connection with the inside of the sliding groove (6), one end of the sliding block (8) is fixedly connected with a limiting block (9), the limiting block (9) is in contact with the mounting plate (1), a clamping rod (10) is fixedly connected onto the limiting block (9), a clamping rod (10) is in sliding connection with the inside of the limiting groove (5), a supporting plate (11) is fixedly connected onto the mounting plate (1), the inside of backup pad (11) has dwang (12) through threaded connection, the one end fixedly connected with fixed block (13) of slider (8), fixed block (13) and mounting panel (1) contact, spread groove (15) have been seted up on safety tongs body (2), the contact has stop collar (17) on backup pad (11), the inside joint of stop collar (17) has dwang (12), fixedly connected with fixture block (18) on stop collar (17).

2. The bidirectional safety gear for elevators according to claim 1, characterized in that: each limiting groove (5) on the threaded sleeve (4) is multiple, and the limiting grooves (5) are distributed on the threaded sleeve (4) in an annular mode.

3. The bidirectional safety gear for elevators according to claim 1, characterized in that: the inside fixedly connected with guide bar (7) of spout (6), the inside sliding connection of slider (8) has guide bar (7).

4. The bidirectional safety gear for elevators according to claim 1, characterized in that: fixedly connected with bearing (14) on fixed block (13), the inside fixedly connected with dwang (12) of bearing (14).

5. The bidirectional safety gear for elevators according to claim 1, characterized in that: the lower extreme fixedly connected with connecting block (16) of fixed block (13), the inside sliding connection of connecting groove (15) has connecting block (16).

6. The bidirectional safety gear for elevators according to claim 1, characterized in that: a clamping groove (19) is formed in the supporting plate (11), and a clamping block (18) is clamped inside the clamping groove (19).