CN213609501U

CN213609501U - Device for climbing outgoing line tower

Info

Publication number: CN213609501U
Application number: CN202022385408.9U
Authority: CN
Inventors: 杨辉; 杨睿; 王怀猛; 苏光生; 赵勇; 杨春燕; 车志林; 王翰淼; 陈啟文
Original assignee: Dali Power Supply Bureau of Yunnan Power Grid Co Ltd
Current assignee: Dali Power Supply Bureau of Yunnan Power Grid Co Ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-06
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a device for climbing an outgoing line tower, which comprises a clamping assembly, a fixed clamping piece and a movable clamping piece, wherein the fixed clamping piece and the movable clamping piece are arranged oppositely; the rocker arm is hinged with the fixed clamping piece; the rocker arm is connected with the movable clamping piece, and the movable clamping piece is linked by the rocker arm to be close to or far away from the fixed clamping piece; the rocker arm is also used for connecting a safety belt; and the self-locking assembly is used for locking the rocker arm when the movable clamping piece is positioned at the clamping position. The utility model discloses can act as the safety rope of safety belt and detain, and can the direct card be held on the pole material of the tower of being qualified for the next round of competitions, the lock is untied to the repetition that need not winding operation, safety rope of safety rope and detain. The work efficiency is improved, and the problem that an operator is scratched by burrs due to the fact that the operator can contact steel materials in the climbing process is also avoided.

Description

Device for climbing outgoing line tower

Technical Field

The utility model relates to a climbing auxiliary assembly's technical field, concretely relates to a device for wire tower climbing.

Background

At present, the power transmission by adopting high-voltage and ultrahigh-voltage overhead power lines is a main mode of long-distance power transmission, an outlet tower is a tower-shaped building for power transmission and is a space truss structure formed by connecting rod materials, and the rod materials mostly adopt equal angle steel or combined angle steel. The daily inspection and maintenance of the power transmission equipment are basic work for ensuring safe and reliable power transmission. The traditional maintenance method generally adopts working modes such as manual maintenance, routing inspection and the like, and workers are required to climb onto the outgoing line tower.

The applicant researches and discovers that human casualty accidents caused by the existing high-fall frequently occur, and the main reasons of the accidents include:

1. the existing measures for protecting the personnel of workers are to wear buckled safety belts. When the staff is in the operation, need scramble simultaneously the circulation and loosen the safety belt, then twine the safety belt and detain on the tower of being qualified for the next round of competitions, the operation is inconvenient relatively, lets the personnel of ascending a height produce tiredly feel and appear leaking the problem of hanging easily.

2. The structural design purpose of the outgoing line tower is used for fixing and not climbing by workers, a special safety belt hanging point is not arranged on the tower often, the safety belt can only be wound and hung on a tower material, the winding process is time-consuming and labor-consuming, a certain falling risk exists, and the safety belt can be damaged by scratching sharp burrs of the tower material.

3. The part is installed with the tower of being qualified for the next round of competitions of cat ladder or foot nail, nevertheless because of the tower of being qualified for the next round of competitions exposes in abominable open-air environment for a long time, leads to cat ladder or foot nail connecting portion position to have the corrosion. In such an outgoing line tower, the worker is generally fixed the safety belt on the climbing tower or the foot nail for convenient operation, which has a certain risk of breakage.

Therefore, the existing safety belt is usually required to be fastened and unfastened circularly and timely when being worn on the body, if the safety belt is operated easily and not according to the requirements of safety specifications when workers are in great care and impatience, the safety risk of climbing operation and construction is extremely high, and even serious personal safety accidents and safety liability accidents can occur.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical defect, the utility model provides a device for being qualified for next round of competitions tower climbing.

In order to solve the above problem, the utility model discloses realize according to following technical scheme:

a device for being qualified for next round of competitions tower climbing, include:

the clamping assembly comprises a fixed clamping piece and a movable clamping piece which are oppositely arranged;

the rocker arm is hinged with the fixed clamping piece; the rocker arm is connected with the movable clamping piece, and the movable clamping piece is linked by the rocker arm to be close to or far away from the fixed clamping piece; the rocker arm is also used for connecting a safety belt;

and the self-locking assembly is used for locking the rocker arm when the movable clamping piece is positioned at the clamping position.

Preferably, the self-locking assembly comprises a ratchet locking mechanism comprising a ratchet and a pawl cooperating with each other;

the ratchet wheel is fixedly arranged on the fixed clamping piece, and the pawl is hinged to the rocker arm;

when the movable clamping piece is located at the clamping position, the pawl limiting rocker arm moves to lock the movable clamping piece.

Preferably, the self-locking assembly further comprises an elastic piece, one end of the elastic piece is connected to the end part, far away from the ratchet wheel, of the pawl, and the other end of the elastic piece is connected with the rocker arm; the elastic piece is used for enabling the other end part of the pawl to be tightly pressed on the ratchet wheel.

Preferably, the self-locking assembly further comprises an unlocking member connected to the pawl for moving the pawl away from the ratchet to release the rocker arm.

Preferably, a handle is connected to one end of the rocker arm, and the unlocking member comprises a steel rope and a handle;

the handle is hinged to the top of the grip, one end of the steel rope is connected with the pawl, the other end of the steel rope is connected with the handle, and the steel rope is linked by the handle.

Preferably, the handle is of a ring structure, and a safety belt fastener is arranged at the bottom of the handle.

Preferably, the device is provided with two rocker arms arranged parallel to each other;

the arm bodies of the two rocker arms are movably hinged with the fixed clamping piece, and one sides of the two rocker arms are respectively movably hinged with the movable clamping piece; the two rocker arms, the movable clamping piece and the fixed clamping piece form a hinged parallelogram mechanism.

Preferably, the clamping assembly further comprises a first clamping plate and a second clamping plate:

the first clamping plate and the second clamping plate are hinged to the fixed clamping piece and the movable clamping piece respectively, and are arranged oppositely; the outer surfaces of the first clamping plate and the second clamping plate are provided with rubber blocks.

Preferably, the clamping assembly further comprises spring sets arranged between the first clamping plate and the fixed clamping piece and between the second clamping plate and the movable clamping piece; one spring group is respectively connected with the first clamping plate and the fixed clamping piece, and the other spring group is respectively connected with the second clamping plate and the movable clamping piece.

Preferably, the holding member includes:

a cross bar, which is arranged opposite to the movable clamping piece;

a vertical rod which is fixedly connected with one end part of the cross rod; the vertical rod is hinged with the rocker arm;

the cross section of the anti-falling hook is L-shaped, and the anti-falling hook is fixedly connected to the other end of the cross rod and fixedly arranged on the end face, adjacent to the movable clamping piece, of the cross rod.

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

1. the utility model discloses can act as the safety rope of safety belt and detain, and can the direct card be held on the pole material of the tower of being qualified for the next round of competitions, the lock is untied to the repetition that need not winding operation, safety rope of safety rope and detain. The work efficiency is improved, and the problem that an operator is scratched by burrs due to the fact that the operator can contact steel materials in the climbing process is also avoided.

2. The utility model discloses be provided with self-locking function, even taking off the hand at the climbing in-process, the device also can play the effect of protection operation personnel with being connected of safety belt. Based on the utility model discloses a structure, overcome the part and not installed anti-falling device nor install the tower climbing difficulty of going out of cat ladder, solve and be difficult to make the problem of safety belt not losing the protection at the climbing process.

Drawings

The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural diagram of the device for climbing the outgoing line tower of the present invention;

fig. 2 is a first schematic structural view of the clamping assembly of the present invention;

fig. 3 is a schematic structural view ii of the clamping assembly of the present invention;

in the figure:

10-fixing a clamping piece, 11-a first clamping plate and 12-an anti-falling hook;

20-a movable clamping piece, 21-a second clamping plate;

30-rocker arm, 31-handle, 32-safety belt fastener;

40-self-locking component, 41-ratchet locking mechanism, 42-elastic component and 43-unlocking component.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1-3, the utility model discloses a preferred structure of a device for being qualified for the next round of competitions tower climbing.

As shown in fig. 1, the device for climbing an outgoing line tower comprises a clamping assembly, a rocker 30 and a self-locking assembly 40. The clamping assembly comprises a fixed clamping piece 10 and a movable clamping piece 20 which are oppositely arranged, wherein the arm body of the rocker arm 30 is hinged to the fixed clamping piece 10, one end part of the rocker arm 30 is connected with the movable clamping piece 20, and the movable clamping piece 20 is linked by the rocker arm 30 to be close to or far away from the fixed clamping piece 10. The other end of the rocker arm 30 is connected with a handle 31, the bottom of the handle 31 is provided with a safety belt fastener 32 for connecting a safety belt, and the safety belt fastener 32 is used for binding the safety belt to prevent the falling danger caused by the worker falling off the hand. And the self-locking assembly 40 is used for locking the rocker arm 30 when the movable clamping member 20 is located at the clamping position.

The utility model discloses a theory of operation: when a worker climbs, the safety belt is firstly fixed on the safety belt buckle of the rocker arm, the handle on the rocker arm is held by hands, the clamping mechanism is clamped on the outgoing tower pole material, then the handle is pulled downwards, the handle drives the rocker arm to move downwards, the movable clamping piece is linked by the rocker arm, the movable clamping piece is pushed upwards to be close to the fixed clamping piece, so that the pole material is clamped, and meanwhile, the self-locking mechanism completes self-locking and provides safety protection. When the self-locking clamping piece is to climb upwards, the self-locking assembly is unlocked, the rocker arm is lifted upwards, the movable clamping piece is linked by the rocker arm, and the movable clamping piece is pushed upwards to be away from the fixed clamping piece, so that the rod material is loosened. The reciprocating movement is carried out, so that the next rod is continuously clamped upwards to finish the continuous climbing.

The above-mentioned assembly and related parts can be preferably made of steel.

Specifically, as shown in fig. 1, the fixed clamping member 10 includes a cross bar, a vertical bar and an anti-falling hook 12. The section of the anti-falling hook 12 is L-shaped, the anti-falling hook 12 is fixedly connected to the other end of the cross rod and fixedly arranged on the end face of the cross rod, which is adjacent to the movable clamping piece 20. The top of the vertical rod is fixedly connected to the other end of the cross rod, and the bottom of the vertical rod is provided with a safety belt fastener 32. The seat belt may be fastened to a seat belt fastener 32 of the stem and a seat belt fastener 32 of the handle 31 of the swing arm 30, respectively. The L-shaped anti-falling hook 12 is additionally arranged on the fixed clamping piece 10 and is used for hooking an angle steel bar material of the outgoing tower to prevent workers from falling when the rubber block component falls off accidentally.

In one embodiment, the cross bar and the vertical bar are integrally formed or welded by steel.

As shown in fig. 3, the clamping assembly further includes a first clamping plate 11, a second clamping plate 21, a hinge structure, a rubber block and a spring set. The hinge structure comprises hinge seats and hinges, wherein the hinge seats are mutually hinged, the hinge seats are respectively and fixedly arranged on the opposite end surfaces of the fixed clamping piece 10 and the movable clamping piece 20, and the hinges are respectively arranged on the first clamping plate 11 and the second clamping plate 21.

The first clamping plate 11 and the second clamping plate 21 are respectively hinged to the fixed clamping piece 10 and the movable clamping piece 20, and the first clamping plate 11 and the second clamping plate 21 are oppositely arranged; the rubber blocks are respectively arranged on the outer surfaces of the first clamping plate 11 and the second clamping plate 21 and are used for abutting against the steel surface of the line tower.

Wherein, the rubber block can be fixed on the clamping plate through the pressing sheet and the bolt, and can also be fixed by other modes.

Because the tower of being qualified for next round of competitions is the space truss structure that the pole material is connected and is constituteed, and the pole material is 45 settings more. This has brought very big inconvenience for the operation of climbing the tower, and directly will the utility model discloses a device centre gripping is on the pole material of slope, and if when meeting accident, the atress of device is not good relatively. Through this design, the hinged structure of the first clamping plate 11 and the second clamping plate 21 can ensure that the whole device is vertical even if the rod is 45 degrees.

Preferably, the clamping assembly further comprises spring sets arranged between the first clamping plate 11 and the fixed clamping member 10, and between the second clamping plate 21 and the movable clamping member 20; one spring group is connected with the first clamping plate 11 and the fixed clamping piece 10 respectively, and the other spring group is connected with the second clamping plate 21 and the movable clamping piece 20 respectively. The first clamping plate 11 and the fixed clamping piece 10, and the second clamping plate 21 and the movable clamping piece 20 are jointed through a spring set; on the one hand, provides a cushioning effect and, on the other hand, maintains the relative positional relationship of the first clamping plate 11 and the second clamping plate 21.

In a preferred embodiment of the invention, the device is provided with two rocker arms 30 arranged parallel to each other; the arm bodies of the two rocker arms 30 are movably hinged with the fixed clamping piece 10, and one sides of the two rocker arms 30 are respectively movably hinged with the movable clamping piece 20; the two swing arms 30, the movable clamp 20 and the fixed clamp 10 form an articulated parallelogram mechanism.

Specifically, when the dual swing arms 30 are used, the grips 31 are respectively hinged to the ends of the two swing arms 30. Preferably, as shown in fig. 1, the handle 31 can be made of a steel bar bent into a circular structure for convenient handling.

Through the design, the parallelogram mechanism formed by the double rocker arms 30 can keep the fixed clamping piece 10 and the movable clamping piece 20 in a stable relative position without the assistance of additional mechanisms and parts. The mechanism is simple, and is more reliable and safer than a single rocker. Specifically, the hinge joint of the rocker 30 and the fixed clamping member 10 is realized by those skilled in the art, for example, by welding a pin on the fixed clamping member 10 and movably sleeving the rocker on the pin; the same is true of the articulation of the swing arm 30 and the movable clamp 20.

As shown in fig. 1, the self-locking assembly 40 of the present invention includes a ratchet locking mechanism 41, an elastic member 42 and an unlocking member 43. The ratchet locking mechanism 41 comprises a ratchet and a pawl which are matched with each other; the ratchet wheel is fixedly arranged on the fixed clamping piece 10, the ratchet wheel is of a sector structure, and the ratchet wheel can be fixed on the fixed clamping piece 10 or a pin shaft of the fixed clamping piece 10 in a welding mode.

Wherein said pawl is hinged to the rocker arm 30. When the movable clamp 20 is in the clamping position, the pawl limit rocker 30 is movable to lock the movable clamp 20. Specifically, when the handle 31 is pulled downwards, the handle 31 drives the rocker 30 to move downwards clockwise, the pawl moves on the ratchet wheel, when the movable clamping member 20 and the fixed clamping member 10 completely clamp the rod, the movable clamping member 20 is located at the clamping position, and at this time, the rocker 30 cannot move downwards any more. At this time, since the pawl is locked on the ratchet wheel by abutting, the rocker arm 30 cannot be driven by the grip 31 to move upwards in the counterclockwise direction, so as to realize self-locking, and the movable clamping member 20 and the fixed clamping member 10 are locked on the rod material by biting. The self-locking can be released by keeping the pawl away from the ratchet wheel.

In order to ensure that the pawl is tightly pressed on the ratchet wheel, the pawl is prevented from automatically separating from the ratchet wheel due to shaking, inclination or gravity and the like. The utility model is additionally provided with an elastic element 42, one end of the elastic element 42 is connected with the end part of the pawl far away from the ratchet wheel, and the other end of the elastic element 42 is connected with the rocker 30 or the handle 31 of the rocker 30; the elastic member 42 serves to press the other end portion of the pawl against the ratchet wheel. The elastic member 42 may be a spring, a bungee cord, or the like.

In order to facilitate the release of the self-locking by the staff, the utility model discloses still be provided with unlocking piece 43, unlocking piece 43 is used for making the pawl keep away from the ratchet in order to release rocker arm 30. The unlocking member 43 includes a wire rope and a handle. The handle is hinged to the top of the grip 31, one end of the steel rope is connected with the pawl, the other end of the steel rope is connected with the handle, and the steel rope is linked by the handle. When the clamping assembly needs to be loosened by a worker, the self-locking can be released only by pulling the handle on the grip 31 and pulling the ratchet wheel based on the principle of the pawl traction by the steel rope, the whole device can be pulled up by lifting the grip 31 by the worker, and the operation is very simple.

Other structures of the device for the outlet tower climbing described in the embodiment are referred to in the prior art.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.

Claims

1. A device for being qualified for next round of competitions tower climbing, its characterized in that includes:

2. The device for off-line tower climbing according to claim 1, wherein the self-locking assembly comprises a ratchet locking mechanism comprising a ratchet and a pawl that cooperate with each other;

3. The device for outlet tower climbing according to claim 2, characterized in that:

the self-locking assembly further comprises an elastic piece, one end of the elastic piece is connected to the end part, far away from the ratchet wheel, of the pawl, and the other end of the elastic piece is connected with the rocker arm; the elastic piece is used for enabling the other end part of the pawl to be tightly pressed on the ratchet wheel.

4. The device for outlet tower climbing according to claim 2, characterized in that:

the self-locking assembly further comprises an unlocking member connected with the pawl, and the unlocking member is used for enabling the pawl to be far away from the ratchet wheel so as to release the rocker arm.

5. The device for climbing an outgoing line tower according to claim 4, characterized in that:

the tail end of one side of the rocker arm is connected with a handle, and the unlocking piece comprises a steel rope and a handle;

6. The device for climbing an outgoing line tower according to claim 5, characterized in that:

the handle is of an annular structure, and the bottom of the handle is provided with a safety belt fastener.

7. The device for climbing an outgoing line tower according to any one of claims 1 to 6, wherein the device is provided with two rocker arms arranged parallel to each other;

8. The device for offline tower climbing according to any one of claims 1 to 6, wherein the clamping assembly further comprises a first clamp plate and a second clamp plate:

9. The device for climbing an outgoing line tower of claim 8, wherein:

the clamping assembly also comprises spring groups arranged between the first clamping plate and the fixed clamping piece and between the second clamping plate and the movable clamping piece; one spring group is respectively connected with the first clamping plate and the fixed clamping piece, and the other spring group is respectively connected with the second clamping plate and the movable clamping piece.

10. The device for climbing an outgoing line tower according to any one of claims 1 to 6, wherein the fixed clamp comprises:

a cross bar, which is arranged opposite to the movable clamping piece;