CN214879366U

CN214879366U - Anti-swing device of elevator trailing cable

Info

Publication number: CN214879366U
Application number: CN202120680961.7U
Authority: CN
Inventors: 孙宏宇; 陈献彬; 贾振兵; 张绍斌; 王孝义
Original assignee: Tianjin Institute Of Special Equipment Supervision And Inspection Technology (tianjin Special Equipment Accident Emergency Investigation And Treatment Center)
Current assignee: Tianjin Institute Of Special Equipment Supervision And Inspection Technology (tianjin Special Equipment Accident Emergency Investigation And Treatment Center)
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-11-26
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses an anti-swing device of elevator retinue cable, including elevator well and the car of setting in the elevator well inside, one side of elevator well is provided with the guide rail seat, sliding connection has the slider in the guide rail seat, the top of slider is connected with the haulage rope, the top of car is connected with the fixed plate, one side of fixed plate is provided with the movable plate, the slot has been seted up on the fixed plate, be provided with first hollow post in the slot, one side that the movable plate is close to the fixed plate is fixed with the hollow post of complex second of pegging graft with first hollow post, be connected with the retinue cable between fixed plate and the movable plate, the top of car and one side that is close to the guide rail seat are connected with first fixed pulley and second fixed pulley respectively, be connected with the third fixed pulley on the slider. The utility model discloses can avoid the car at the in-process retinue cable amplitude of rocking that starts and stop great, cause the emergence of incident.

Description

Anti-swing device of elevator trailing cable

Technical Field

The utility model relates to a fixed technical field of elevator retinue cable specifically is an anti-swing device of elevator retinue cable.

Background

An elevator is a vertical elevator powered by an electric motor and equipped with a box-like car for carrying people or cargo in a multi-story building. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as an escalator. A fixed elevator apparatus serving a predetermined floor. It has a cage which runs between at least two rows of vertical or inclined rigid guide rails with an angle of inclination of less than 15 deg.. The size and the structural form of the car are convenient for passengers to access or load and unload goods.

Be provided with the steel cable and the retinue cable of towing on the car in the elevartor shaft, the car can all be along with rocking of retinue cable at the in-process that starts and stop, when rocking amplitude is great, takes place the scraping with the arch in the elevator shaft easily to cause the incident. Therefore, an anti-swing device for an elevator trailing cable has been proposed to solve the above-mentioned problems.

Disclosure of Invention

An object of the utility model is to provide an anti-swing device of elevator retinue cable to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-swing device of an elevator traveling cable comprises an elevator shaft and a lift car arranged in the elevator shaft, wherein a guide rail seat is arranged on one side of the elevator shaft, a sliding block is connected in the guide rail seat in a sliding manner, the top of the sliding block is connected with a traction rope, the top of the lift car is connected with a fixed plate, a movable plate is arranged on one side of the fixed plate, a slot is formed in the fixed plate, a first hollow column is arranged in the slot, a second hollow column which is in splicing fit with the first hollow column is fixed on one side of the movable plate close to the fixed plate, the traveling cable is connected between the fixed plate and the movable plate, a first fixed pulley and a second fixed pulley are respectively connected to the top of the lift car and one side close to the guide rail seat, a third fixed pulley is connected to the sliding block, the third fixed pulley is arranged in a flush manner with the second fixed pulley all the time when moving, and the traveling cable passes through the first fixed pulley and is arranged between the second fixed pulley and the third fixed pulley, and a self-locking mechanism is arranged between the slide block and the guide rail seat.

As a further aspect of the present invention: the external diameter of the hollow post of second is less than the internal diameter of slot, and the hollow post of second and slot transition fit, the external diameter of the hollow post of first is less than the internal diameter of the hollow post of second, and the hollow post of first and second transition fit.

As a further aspect of the present invention: the embedded first permanent magnet that is equipped with of first hollow post, the embedded second permanent magnet that is equipped with mutually to inhale the complex with first permanent magnet of second hollow post.

As a further aspect of the present invention: the self-locking mechanism comprises a sleeve and an electromagnet, the sleeve is mounted on the sliding block through a connecting plate, the electromagnet is embedded on the guide rail seat, a loop bar is connected to the sleeve in a sliding mode, a spring is fixed between the loop bar and the sleeve, a third permanent magnet is fixed to one end, close to the electromagnet, of the loop bar, and the electromagnet is externally connected with a controller.

As a further aspect of the present invention: arc-shaped grooves which are attached to the outer sides of the traveling cables are formed in the fixed plate and the movable plate.

Compared with the prior art, the beneficial effects of the utility model are that: the fixing plate is provided with the slot, the first hollow column is arranged in the slot and is in inserting fit with the second hollow column on the moving plate, one end, close to the car, of the traveling cable is fixed, the fixing mode facilitates later disassembly, maintenance and repair of the traveling cable are facilitated, meanwhile, the other end of the traveling cable is enabled to be located between the second fixed pulley and the third fixed pulley all the time through the cooperation of the first fixed pulley, the second fixed pulley and the third fixed pulley in the traveling process and plays a limiting role, the position of the sliding block is stabilized through the self-locking mechanism, the second fixed pulley and the third fixed pulley are enabled to be always aligned, and the phenomenon that the traveling cable is large in shaking range in the starting and stopping processes of the car and safety accidents are caused is avoided.

Drawings

Fig. 1 is a schematic structural view of an anti-swing device of an elevator trailing cable.

Fig. 2 is a schematic structural view of a fixed plate and a movable plate in an anti-swing device of an elevator trailing cable.

Fig. 3 is an enlarged schematic view of a portion a in fig. 1.

Fig. 4 is an enlarged schematic view of a portion B in fig. 1.

In the figure: 1-elevator shaft, 2-car, 3-fixed plate, 31-slot, 4-movable plate, 5-traveling cable, 6-first hollow column, 7-first permanent magnet, 8-second hollow column, 9-second permanent magnet, 10-guide rail seat, 11-first fixed pulley, 12-second fixed pulley, 13-third fixed pulley, 14-sliding block, 15-traction rope, 16-sleeve, 17-sleeve rod, 18-third permanent magnet, 19-spring and 20-electromagnet.

Detailed Description

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "mounted," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Example 1:

with reference to fig. 1-3, an anti-swing device for elevator traveling cables comprises an elevator shaft 1 and a car 2 arranged inside the elevator shaft 1, wherein a guide rail seat 10 is arranged on one side of the elevator shaft 1, a slider 14 is slidably connected in the guide rail seat 10, a traction rope 15 is connected to the top of the slider 14, a fixed plate 3 is connected to the top of the car 2, a movable plate 4 is arranged on one side of the fixed plate 3, a slot 31 is formed in the fixed plate 3, a first hollow column 6 is arranged in the slot 31, a second hollow column 8 in splicing fit with the first hollow column 6 is fixed on one side of the movable plate 4 close to the fixed plate 3, a traveling cable 5 is connected between the fixed plate 3 and the movable plate 4, a first fixed pulley 11 and a second fixed pulley 12 are respectively connected to the top of the car 2 and one side close to the guide rail seat 10, a third fixed pulley 13 is connected to the slider 14, and third fixed pulley 13 sets up with second fixed pulley 12 parallel and level all the time when removing, trailing cable 5 passes first fixed pulley 11 and sets up between second fixed pulley 12 and the third fixed pulley 13, be provided with self-locking mechanism between slider 14 and the guide rail seat 10.

Specifically, the slot 31 is formed in the fixed plate 3, the first hollow column 6 is arranged in the slot 31 and is in inserting fit with the second hollow column 8 on the movable plate 4, one end, close to the car 2, of the traveling cable 5 is fixed, the fixing mode facilitates later disassembly, maintenance and repair of the traveling cable 5 are facilitated, meanwhile, the other end of the traveling cable 5 is located between the second fixed pulley 12 and the third fixed pulley 13 all the time in the traveling process through the matching of the first fixed pulley 11, the second fixed pulley 12 and the third fixed pulley 13, a limiting effect is achieved, the position of the sliding block 14 is stabilized through the self-locking mechanism, the second fixed pulley 12 and the third fixed pulley 13 are ensured to be always aligned, and the situation that the traveling cable 5 is large in shaking range in the starting and stopping processes of the car 2 and safety accidents are avoided.

The external diameter of the hollow post 8 of second is less than the internal diameter of slot 31, and the hollow post 8 of second and slot 31 transition fit, the external diameter of the hollow post 6 of first is less than the internal diameter of the hollow post 8 of second, and the hollow post 8 transition fit of first hollow post 6 and second, the hollow post 8 of second on the movable plate 4 of being convenient for like this can with the fixed together that the first hollow post 6 on the fixed plate 3 is inseparable, will follow cable 5 stable fixed, avoids it to rock.

The embedded first permanent magnet 7 that is equipped with of first hollow post 6, the embedded second permanent magnet 9 that is equipped with mutually to attract the complex with first permanent magnet 7 that is equipped with of the hollow post 8 of second for be connected inseparabler between movable plate 4 and the fixed plate 3 through the cooperation of mutually attracting of the first permanent magnet 7 in the hollow post 6 of first hollow post and the second permanent magnet 9 in the hollow post 8 of second.

Arc-shaped grooves which are attached to the outer sides of the traveling cables 5 are formed in the fixed plate 3 and the movable plate 4.

Example 2:

with reference to fig. 1 and 4, the present embodiment further defines the present invention on the basis of embodiment 1.

The self-locking mechanism comprises a sleeve 16 and an electromagnet 20, wherein the sleeve 16 is installed on the sliding block 14 through a connecting plate, the electromagnet 20 is embedded on the guide rail seat 10, a loop bar 17 is connected in the sleeve 16 in a sliding mode, a spring 19 is fixed between the loop bar 17 and the sleeve 16, a third permanent magnet 18 is fixed at one end, close to the electromagnet 20, of the loop bar 17, and the electromagnet 20 is externally connected with a controller.

Specifically, the electromagnet 20 is electrified through the controller to generate magnetism, and the magnetism is attracted to the third permanent magnet 18 on the loop bar 17, so that the loop bar 17 and the sleeve 16 on the sliding block 14 are connected with the guide rail seat 10, the sliding block 14 is fixed, and the limiting and fixing of the trailing cable 5 are ensured.

The working principle is as follows: the fixing plate 3 is provided with the slot 31, the slot 31 is internally provided with the first hollow column 6 and is in inserted fit with the second hollow column 8 on the moving plate 4, one end of the traveling cable 5 close to the car 2 is fixed, the fixing mode is convenient for later disassembly, the maintenance and the repair work of the traveling cable 5 are convenient, meanwhile, the other end of the traveling cable 5 is always positioned between the second fixed pulley 12 and the third fixed pulley 13 in the traveling process through the cooperation of the first fixed pulley 11, the second fixed pulley 12 and the third fixed pulley 13 to play a limiting role, when the sliding block 14 stops running, the electromagnet 20 is electrified through the controller to generate magnetism and is attracted with the third permanent magnet 18 on the loop bar 17, the loop bar 17 and the sleeve 16 on the sliding block 14 are connected with the guide rail seat 10 to fix the sliding block 14, the second fixed pulley 12 and the third fixed pulley 13 are always kept aligned, and the phenomenon that safety accidents are caused due to the fact that the following cable 5 shakes a large range in the starting and stopping processes of the car 2 is avoided.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. An anti-swing device of an elevator travelling cable comprises an elevator shaft (1) and a car (2) arranged inside the elevator shaft (1), and is characterized in that one side of the elevator shaft (1) is provided with a guide rail seat (10), a slide block (14) is slidably connected in the guide rail seat (10), the top of the slide block (14) is connected with a traction rope (15), the top of the car (2) is connected with a fixed plate (3), one side of the fixed plate (3) is provided with a movable plate (4), a slot (31) is formed in the fixed plate (3), a first hollow column (6) is arranged in the slot (31), one side, close to the fixed plate (3), of the movable plate (4) is fixedly provided with a second hollow column (8) which is in splicing fit with the first hollow column (6), and a travelling cable (5) is connected between the fixed plate (3) and the movable plate (4), the top of car (2) and the one side that is close to guide rail seat (10) are connected with first fixed pulley (11) and second fixed pulley (12) respectively, be connected with third fixed pulley (13) on slider (14), and third fixed pulley (13) set up with second fixed pulley (12) parallel and level all the time when removing, retinue cable (5) pass first fixed pulley (11) and set up between second fixed pulley (12) and third fixed pulley (13), be provided with self-locking mechanism between slider (14) and guide rail seat (10).

2. Anti-sway device of an elevator trailing cable according to claim 1, characterized in that the outer diameter of the second hollow column (8) is smaller than the inner diameter of the slot (31) and the second hollow column (8) is transition fitted with the slot (31), the outer diameter of the first hollow column (6) is smaller than the inner diameter of the second hollow column (8) and the first hollow column (6) is transition fitted with the second hollow column (8).

3. Anti-sway device of an elevator trailing cable according to claim 2, characterized in that a first permanent magnet (7) is embedded in the first hollow column (6), and a second permanent magnet (9) is embedded in the second hollow column (8) in attractive cooperation with the first permanent magnet (7).

4. The anti-swing device of an elevator trailing cable according to claim 1, characterized in that the self-locking mechanism comprises a sleeve (16) mounted on the slider (14) through a connecting plate and an electromagnet (20) embedded on the guide rail seat (10), a loop bar (17) is connected in the sleeve (16) in a sliding manner, a spring (19) is fixed between the loop bar (17) and the sleeve (16), a third permanent magnet (18) is fixed at one end of the loop bar (17) close to the electromagnet (20), and the electromagnet (20) is externally connected with a controller.

5. The anti-swing device of the elevator trailing cable according to claim 1, characterized in that the fixed plate (3) and the moving plate (4) are both provided with arc-shaped grooves attached to the outer side of the trailing cable (5).