CN214286364U

CN214286364U - Lifting type anti-falling device

Info

Publication number: CN214286364U
Application number: CN202022876935.XU
Authority: CN
Inventors: 戴靖; 刘伟东
Original assignee: Shenzhen Duoen Technology Co ltd
Current assignee: Shenzhen Duoen Technology Co ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-09-28
Anticipated expiration: 2030-12-04

Abstract

The utility model relates to a lifting type anti-falling device, include: the device comprises a connecting rope, at least two groups of telescopic devices, anti-falling devices, limit devices and swinging devices, wherein the number of the anti-falling devices is the same as that of the telescopic devices, the number of the limit devices is the same as that of the anti-falling devices, and the number of the swinging devices is the same as that of the limit devices; the telescopic device is connected with the limiting device, the limiting device is connected with the swinging device, and the connecting rope is connected with the swinging device; the anti-falling device is connected with the telescopic device. The utility model provides an over-and-under type anti-falling device, the design is simple, can be nimble go up and down, when utilizing the anti-falling device to avoid the telescoping device to go wrong, takes place urgent shrink, uses the combination of telescoping device and pendulous device to enlarge over-and-under type anti-falling device's application range to adapt to different operation height, make things convenient for personnel's the work of suing and labouring.

Description

Lifting type anti-falling device

Technical Field

The utility model relates to a technical field that prevents falling, in particular to over-and-under type anti-falling device.

Background

A fall arrest device is an anchoring device consisting of a post and a horizontal cable, the so-called lifeline, or safety line. This device, generally permanently fixed to a structure, is intended to ensure that a single person or a plurality of persons can work safely at a high altitude where a fall is likely to occur, providing them with a more free space for movement. Among the prior art, the stand is fixed structure, can't adapt to different operation height through the adjustment height to when personnel were hung at the lifeline, the personnel of not being convenient for salvage.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lifting type anti-falling device, which solves the problem that the prior anti-falling device can not adapt to different operation heights and is inconvenient for people to rescue.

In order to achieve the above object, the present invention provides the following technical solutions:

an elevating fall arrest device comprising: the device comprises a connecting rope 1, at least two groups of telescopic devices 2, anti-falling devices 3 with the same number as the telescopic devices 2, limiting devices 4 with the same number as the anti-falling devices 3 and swinging devices 5 with the same number as the limiting devices 4;

the telescopic device 2 is connected with the limiting device 4, the limiting device 4 is connected with the swinging device 5, and the connecting rope 1 is connected with the swinging device 5;

the anti-falling device 3 is connected with the telescopic device 2.

Preferably, the telescopic device 2 comprises a driving device 21, a first telescopic rod 22, a first blocking piece 23, a second telescopic rod 24 and a second blocking piece 25;

the driving device 21 is connected with the first telescopic rod 22, and the first blocking piece 23 is arranged on the driving device 21;

the second telescopic rod 24 is connected with the first telescopic rod 22, the second blocking piece 25 is arranged on the first telescopic rod 22, and the limiting device 4 is arranged on the second telescopic rod 24;

the drive device 21 is connected to the fall prevention device 3.

Preferably, the falling prevention device 3 is a brake.

Preferably, the limiting device 4 comprises a limiting block 41 and a limiting stopper 42, the limiting block 41 is arranged on the swinging device 5, and the limiting stopper 42 is rotatably connected with the swinging device 5.

Preferably, the swing device 5 includes a motor 51, a motor mounting plate 52 and a swing rod 53, the motor 51 is disposed on the motor mounting plate 52, the motor mounting plate 52 is fixedly connected to the second telescopic rod 24, the limiting block 41 is disposed on the motor mounting plate 52, and the limiting block 42 is disposed at one end of the swing rod 53 and connected to the motor 51.

Preferably, the device further comprises a hanging ring 6, wherein the hanging ring 6 is arranged at the other end of the swinging rod 53 and is connected with the connecting rope 1.

Through implementing above technical scheme, have following technological effect: the utility model provides an over-and-under type anti-falling device, the design is simple, can be nimble go up and down, when utilizing the anti-falling device to avoid the telescoping device to go wrong, takes place urgent shrink, uses the combination of telescoping device and pendulous device to enlarge over-and-under type anti-falling device's application range to adapt to different operation height, make things convenient for personnel's the work of suing and labouring.

Drawings

Fig. 1 is a schematic view (perspective view) of a lifting fall-preventing device provided by the present invention;

fig. 2 is a schematic view (exploded view) of the lifting fall-preventing device provided by the present invention.

Detailed Description

For better understanding of the technical solutions of the present invention, the following describes the embodiments of the present invention in detail with reference to fig. 1-2.

The first embodiment is as follows: an elevating fall arrest device comprising: the safety protection device comprises a connecting rope 1, at least two sets of telescopic devices 2, anti-falling devices 3 with the same number as the telescopic devices 2, limiting devices 4 with the same number as the anti-falling devices 3 and swinging devices 5 with the same number as the limiting devices 4, wherein in the implementation, the telescopic devices 2 are two sets, in other embodiments, the telescopic devices 2 can also be 3 sets, 4 sets, 5 sets and the like, the telescopic devices 2 can automatically extend and retract, the height can be adjusted, the anti-falling devices 3 are connected with the telescopic devices 2, sudden drop caused by faults of the telescopic devices 2 is avoided, safety accidents are further caused, the telescopic anti-falling devices 3 can be brakes, clamping teeth and the like, the telescopic devices 2 are connected with the limiting devices 4, the limiting devices 4 are connected with the swinging devices 5, and the swinging range of the swinging devices 5 can be limited through the limiting devices 4, thereby make pendulous device 5 is in suitable angle, connect rope 1 with pendulous device 5 is connected, the workman is in with the safety rope system connect on the rope 1 to maintain the outer wall of high-speed railway, train, avoid appearing falling ground, take place the incident, through telescoping device 2 with pendulous device 5 has enlarged application range, so that adapt to different operation height.

In addition to the first embodiment, in the second embodiment, more specifically, the extension and contraction device 2 includes a driving device 21, a first telescopic rod 22, a first blocking piece 23, a second telescopic rod 24 and a second blocking piece 25, the driving device 21 may be a motor, a speed reducer, etc., the driving device 21 is connected to the first telescopic rod 22, the first telescopic rod 22 is lifted and lowered by the driving device 21, the first blocking piece 23 is disposed on the driving device 21 to prevent the first telescopic rod 22 from entering the driving device 21 when retracted, the second telescopic rod 24 is connected to the first telescopic rod 22, the second telescopic rod 24 starts to be lifted after the top point of the first telescopic rod 22 is lifted, the second blocking piece 25 is disposed on the first telescopic rod 22 to prevent the second telescopic rod 24 from entering the first telescopic rod 22 when retracted, stop device 4 sets up on second telescopic link 24, control pendulous device 5's swing range, drive arrangement 21 with prevent falling device 3 and connect, through prevent falling device 3 control drive arrangement 21 avoids telescopic device 2 the sudden drop appears, takes place the incident.

On the basis of the second embodiment, in the third embodiment, more specifically, the limiting device 4 includes a limiting block 41 and a limiting stopper 42, the swinging device 5 includes a motor 51, a motor mounting plate 52 and a swinging rod 53, the motor 51 is disposed on the motor mounting plate 52, the motor mounting plate 52 is fixedly connected to the second telescopic rod 24, the limiting block 41 is disposed on the motor mounting plate 52 and located below the swinging rod 53, the limiting stopper 42 is disposed at one end of the swinging rod 53 and connected to the motor 51, the swinging rod 53 can be driven to rotate by the motor 51, when the swinging rod 53 rotates in the forward direction, the maximum angle of the swinging rod 53 in the forward direction can be limited under the action of the limiting stopper 42, when the swinging rod 53 rotates in the reverse direction, under the action of the limiting block 41, the maximum value of the reverse rotation angle of the swing link 53 is limited, so that the swing link 53 rotates within a certain angle range and is controlled within the range of safe operation.

On the basis of the third embodiment, in the fourth embodiment, the vehicle-mounted device further comprises a hanging ring 6, the hanging ring 6 is arranged at the other end of the swing rod 53 and connected with the connecting rope 1, the connecting rope 1 can be connected with the swing rod 53 more firmly through the hanging ring 6, and the use safety is improved.

The above is to the embodiment of the present invention provides a lifting type falling protection device, to the general technical personnel in this field, according to the embodiment of the present invention, there is a change part on the concrete implementation and application scope, to sum up, this description content should not be understood as the limit of the present invention.

Claims

1. An elevating fall arrest device, comprising: the device comprises a connecting rope (1), at least two groups of telescopic devices (2), anti-falling devices (3) with the same number as the telescopic devices (2), limiting devices (4) with the same number as the anti-falling devices (3) and swinging devices (5) with the same number as the limiting devices (4);

the telescopic device (2) is connected with the limiting device (4), the limiting device (4) is connected with the swinging device (5), and the connecting rope (1) is connected with the swinging device (5);

the anti-falling device (3) is connected with the telescopic device (2).

2. Lifting fall arrest device according to claim 1, characterized in that the telescopic means (2) comprise a drive (21), a first telescopic rod (22), a first blocking plate (23), a second telescopic rod (24) and a second blocking plate (25);

the driving device (21) is connected with the first telescopic rod (22), and the first blocking piece (23) is arranged on the driving device (21);

the second telescopic rod (24) is connected with the first telescopic rod (22), the second barrier sheet (25) is arranged on the first telescopic rod (22), and the limiting device (4) is arranged on the second telescopic rod (24);

the driving device (21) is connected with the anti-falling device (3).

3. A fall arrest device according to claim 1, characterised in that the fall arrest device (3) is a brake.

4. Lifting fall arrest device according to claim 2, characterized in that the limiting device (4) comprises a limiting block (41) and a limiting stopper (42), the limiting block (41) being arranged on the oscillating device (5), the limiting stopper (42) being in rotational connection with the oscillating device (5).

5. The elevating fall-preventing device as claimed in claim 4, characterized in that the swinging means (5) comprises a motor (51), a motor mounting plate (52) and a swinging rod (53), the motor (51) is disposed on the motor mounting plate (52), the motor mounting plate (52) is fixedly connected with the second telescopic rod (24), the limiting block (41) is disposed on the motor mounting plate (52), and the limiting block (42) is disposed at one end of the swinging rod (53) and connected with the motor (51).

6. The elevating fall-preventing device as claimed in claim 5, further comprising a hanging ring (6), wherein the hanging ring (6) is arranged at the other end of the swing rod (53) and connected with the connecting rope (1).