CN112827089A

CN112827089A - Improve safety belt of climbing speed

Info

Publication number: CN112827089A
Application number: CN202011640602.5A
Authority: CN
Inventors: 罗家猛; 史纯清; 肖玉斌; 赖罗彬; 犹永开; 黄俊澄; 陆承虎; 石廷章; 辜永龙; 刘超; 付竹
Original assignee: Guizhou Power Grid Co Ltd
Current assignee: Guizhou Power Grid Co Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-05-25
Anticipated expiration: 2040-12-31
Also published as: CN112827089B

Abstract

The invention discloses a safety belt for improving climbing speed, which comprises a safety belt and a side hook, wherein the safety belt is hung on the side hook through the hook, the side hook comprises an L-shaped hook and a handle, one end of the handle is provided with a semicircular boss, the side surface of the semicircular boss is eccentrically hinged to the side surface of a straight line section of the L-shaped hook, a vertical rod of a ladder hung on a hook part of the L-shaped hook can be clamped after the semicircular boss rotates, the tail end of the vertical rod is provided with a safety belt hanging hole, and a hanging ring is arranged close to the. According to the invention, the L-shaped hook and the semicircular boss eccentrically hinged with the side surface of the L-shaped hook are used for realizing the eccentric clamping and locking of a climbing ladder vertical rod by a climbing worker in the climbing process, and the hook is tightly buckled on the climbing ladder horizontal rod through the handle by utilizing the lever effect and the self weight of a human body, so that the climbing worker can easily climb; when the tool is used, the surrounding rod belt of the safety belt is hung on the device and is constantly in a high-hanging low-using state, so that real-time protection of operators is realized.

Description

Improve safety belt of climbing speed

Technical Field

The invention belongs to the technical field of climbing equipment of ladders, and relates to a safety belt for improving climbing speed.

Background

The ladder stand is common auxiliary assembly of electric power industry, and the place that is used for fixed equipment to need ascending a height such as transformer substation main transformer, transformer substation's door type pole framework, transmission line shaft tower, building etc..

In above-mentioned equipment, when needing to overhaul and maintain, each professional team such as operation, maintenance, experiment all can carry out professional experiment and maintenance to equipment, can go up to the equipment top through the cat ladder in the maintenance process and carry out work.

Q/CSG510001-2015 electric power safety work regulation of south China Power grid Limited company 20.2.3 provides that when the scaffold works on a scaffold without a railing and the height exceeds 1.5m, a safety belt is used or other reliable safety measures are taken. 20.2.2 specifies that the harness should be used in a high hang down manner and should not be tied to moving, sharp or loose objects. The protection of the safety belt is not lost when the tower is climbed and the position is transferred. In the process of operation, whether the safety belt is fastened or not should be checked at any time. Similar regulations, also have specific requirements in the regulations promulgated by the country.

According to above-mentioned regulation, the operation personnel in the climbing when the cat ladder, in order to prevent to fall, guarantee personal safety, the operation personnel can wear the safety belt, and the alternative use through enclosing rod area and two guarantors rope realizes the protection, and every last check will stop, has beaten the top safety belt, takes off the safety belt of below again, and continuous repetition consumes a lot of physical power and vigor of operation personnel.

In this case, if the operator accelerates to save time, the operator may have a low hook height, or the surrounding rod belt and the two protection ropes are not straight and the protection is not in place, and once the operator is lost and slips, the impact on the safety belt and the operator is very large.

When climbing the horizontal pole to the cat ladder of different diameters, current equipment can not carry out the bayonet socket and is adjustable, need carry the climbing device of different models, and open-air intensity of labour is big.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: provides a safety belt for improving climbing speed, which solves the problems existing in the prior art.

The technical scheme adopted by the invention is as follows: the utility model provides an improve safety belt of climbing speed, includes safety belt and side couple, on the safety belt couples to the side couple through the couple, the side couple includes L type couple and handle, handle one end sets up the semicircle boss, semicircle boss side off-centre articulates in L type couple straightway side, can block the vertical pole card of the cat ladder that L type couple hook portion articulated behind the semicircle boss rotation, the tail end is provided with the safety belt hanging hole and is provided with rings near the front end downside.

Preferably, the cylindrical surface of the semicircular boss is provided with a groove with an arc section.

Preferably, the semicircular boss is hinged to the L-shaped hook through a hinge shaft, and the hinge shaft is located on one side, close to the tail end of the handle, of the semicircular boss.

Preferably, the safety belt hanging hole is of a square structure and is symmetrically connected to the tail end of the handle.

The invention has the beneficial effects that: compared with the prior art, the invention realizes the eccentric clamping and locking of a climbing person to the vertical rod of the ladder in the climbing process through the L-shaped hook and the semicircular boss eccentrically hinged with the side surface of the L-shaped hook, and the hook is tightly buckled on the cross rod of the ladder through the handle by utilizing the lever action and the self weight of a human body, so that the climbing person can easily climb; when the tool is used for climbing a main transformer, the time spent originally can be shortened to be within 20 seconds from 3 minutes or more, the tool can fully protect operating personnel, the climbing time can be shortened, the operation efficiency is improved, and the operation labor intensity is reduced. The climbing device can be used for climbing poles, iron towers, transformer substations and buildings with the climbing ladder.

Drawings

FIG. 1 is a schematic cross-sectional structural view of the present invention;

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

FIG. 3 is a schematic view of the locking device;

fig. 4 is a schematic view of a hinge shaft structure.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

Example 1: as shown in fig. 1-4, a safety belt for improving climbing speed comprises a safety belt 9 and a side hook 10, the safety belt 9 is hooked to the side hook 10 through the hook, the side hook 10 comprises an L-shaped hook 1 and a handle 2, a semicircular boss 3 is arranged at one end of the handle 2, the side of the semicircular boss 3 is hinged to the side of a straight line segment of the L-shaped hook 1, the vertical ladder rod 4 hooked by the hook of the L-shaped hook 1 can be clamped after the semicircular boss 3 rotates, a safety belt hanging hole 5 is formed in the tail end of the vertical ladder rod, and a hanging ring 8 is arranged close to the lower side of the front end.

Preferably, 3 cylinder of above-mentioned semicircle boss are provided with circular arc cross-section's recess 6, improve the contact surface of semicircle boss contact cat ladder vertical pole, improve bayonet socket joint temperature nature and reliability, can also play the anticreep effect.

Preferably, above-mentioned semicircle boss 3 articulates on L type couple 1 through articulated shaft 7, and articulated shaft 7 is located semicircle boss 3 and leans on 2 tail end one sides of handle, connects reliable and stable, and 7 one ends of articulated shaft are provided with the fixed plate, and fixed plate other end fixedly connected with prevents the revolving stage, puts the revolving stage and can imbed in the blind hole on L type couple 1 surface, realizes the rotation of articulated shaft, can only let the handle around its rotation, and it is spacing that the articulated shaft passes adoption nut or split pin behind the long arm couple.

Preferably, above-mentioned safety belt hanging hole 5 is square structure, and the symmetric connection is at 2 tail ends of handle, and safety belt hanging hole 5 both acts as the effect in safety belt hanging hole, still acts as the place of hand gripping for handle simple structure, square structure, the gripping is more reliable.

Preferably, the locking device further comprises a locking device, the locking device comprises a telescopic rod 101, a return spring 102 and a pressing plate 103, the telescopic rod 101 is of a flat bar structure, the telescopic rod 101 extends into the hollow handle 2, the inner end of the telescopic rod is provided with a ratchet 104, a hinged shaft 7 fixedly connected to the long-arm hook 1 is provided with a ratchet tooth part 105 matched with the ratchet 104, the telescopic rod 101 is provided with a guide column 106, the guide column 106 is in clearance fit with an inner hole of the handle 2, the outer end of the guide column 106 is provided with a pressing column 107, the pressing column 107 movably extends out of a sealing cover 108 in spiral connection with the tail end of the handle 2, one end of the pressing plate 103 is vertically connected with a locking plate 109, the locking plate 109 is provided with a square hole 110, the square hole 110 is larger than the size of the telescopic rod 101, the lower end of the telescopic rod 101 is provided with a U-shaped clamping groove 111, the locking device can realize further locking of the long-arm hook.

Preferably, a compression spring 112 is disposed in the middle of the pressing plate 103, and two ends of the compression spring 112 respectively abut against between the pressing plate 103 and the handle 2, so that the pressing plate can be always in a locked state.

The outer end of the pressing plate 103 is in contact with the side column of the safety belt hanging hole, the effect of guiding the pressing plate in a balanced mode is achieved, and when the safety belt is hung, the handle is automatically pressed, and the pressing column is conveniently pushed.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention, and therefore, the scope of the present invention should be determined by the scope of the claims.

Claims

1. The utility model provides an improve safety belt of climbing speed which characterized in that: including safety belt (9) and side couple (10), safety belt (9) are through getting in touch to side couple (10) on, side couple (10) are including L type couple (1) and handle (2), handle (2) one end sets up semicircle boss (3), semicircle boss (3) side off-centre articulates in L type couple (1) straightway side, can block the vertical pole (4) card of the cat ladder that L type couple (1) hook portion articulated behind semicircle boss (3) rotation, the tail end upside is provided with safety belt hanging hole (5) and is provided with rings (8) near the front end downside.

2. The side clamping type climbing device according to claim 1, wherein: the cylindrical surface of the semicircular boss (3) is provided with a groove (6) with an arc section.

3. The side clamping type climbing device according to claim 1, wherein: the semicircular boss (3) is hinged on the L-shaped hook (1) through a hinged shaft (7), and the hinged shaft (7) is positioned on one side of the semicircular boss (3) close to the tail end of the handle (2).

4. The side clamping type climbing device according to claim 1, wherein: the safety belt hanging hole (5) is of a square structure and is symmetrically connected to the tail end of the handle (2).

5. The safety belt for increasing climbing speed according to claim 1, wherein: the locking device comprises a telescopic rod (101), a reset spring (102) and a pressing plate (103), the telescopic rod (101) is of a flat bar structure and extends into a hollow handle (2), the inner end of the telescopic rod is provided with a ratchet (104), a ratchet tooth part (105) matched with the ratchet (104) is arranged on a hinge shaft (3) fixedly connected to the long-arm hook (1), the telescopic rod (101) is provided with a guide column (106), the guide column (106) is in clearance fit with an inner hole of the handle (2), the outer end of the guide column (106) is provided with a pressing column (107), the pressing column (107) movably extends out of a sealing cover (108) in spiral connection with the tail end of the handle (2), one end of the pressing plate (103) is vertically connected with a locking plate (109), the locking plate (109) is provided with a square hole (110), the size of the square hole (110) is larger than that of the telescopic rod (101), the lower, the locking plate (109) can be clamped into the U-shaped clamping groove (111), the reset spring (102) is sleeved on the telescopic rod (101), and two ends of the reset spring are conveniently abutted against the locking plate (109) and the guide post (106).

6. The safety belt for increasing climbing speed according to claim 5, wherein: the middle part of the pressing plate (103) is provided with a compression spring (112), and two ends of the compression spring (112) are respectively abutted between the pressing plate (103) and the handle (2).

7. The safety belt for increasing climbing speed according to claim 5, wherein: the outer end of the pressing plate (103) is contacted with the side upright post of the safety belt hanging hole (113).

8. The safety belt for increasing climbing speed according to claim 3, wherein: one end of the hinged shaft (7) is provided with a fixed plate, the other end of the fixed plate is fixedly connected with a rotation prevention platform, the rotation prevention platform can be embedded into a blind hole in the surface of the L-shaped hook 1, and the hinged shaft is limited by a nut or a cotter pin after penetrating through the long-arm hook.