CN109403704B

CN109403704B - Boosting rod for replacing top porcelain cross arm of 35kV line

Info

Publication number: CN109403704B
Application number: CN201811311445.6A
Authority: CN
Inventors: 王林; 朱剑; 周红玲; 彭江; 王波; 李跃红; 姚伟
Original assignee: Ziyang Power Supply Company State Grid Sichuan Electric Power Co ltd
Current assignee: Ziyang Power Supply Company State Grid Sichuan Electric Power Co ltd
Priority date: 2018-11-06
Filing date: 2018-11-06
Publication date: 2020-07-21
Anticipated expiration: 2038-11-06
Also published as: CN109403704A

Abstract

The invention discloses a 35kV line center-changing porcelain cross arm booster rod which comprises a vertically arranged support rod, wherein the side wall of the lower end of the support rod is connected with a telegraph pole clamping device, the telegraph pole clamping device adopts a hoop, the top of the support rod is connected with a pull ring, a fixed pulley is hung on the pull ring, a pull rope penetrates through the fixed pulley, and one end of the pull rope is provided with a wire buckle. The ceramic cross arm replacing assisting rod can easily and quickly lift a wire when replacing a ceramic cross arm, can quickly complete work only by one person, and is convenient for replacing the ceramic cross arm.

Description

Boosting rod for replacing top porcelain cross arm of 35kV line

Technical Field

The invention relates to a power-assisted rod, in particular to a power-assisted rod for replacing a top porcelain cross arm of a 35kV line.

Background

In the transmission line maintenance, once a line fault occurs, the top porcelain cross arm of the 35kV line is broken, and then the porcelain cross arm needs to be replaced. The wires need to be lifted during replacement, and the prior art generally uses manpower or other objects for replacement. The manual labor and the air are not enough, the lead cannot be lifted at all, one person cannot smoothly complete replacement, the labor and the time are consumed, other irregular objects are used for replacement, and the device is unsafe and unsuitable.

Disclosure of Invention

The technical problem to be solved by the invention is that a wire needs to be lifted when the porcelain cross arm is replaced, the wire is generally replaced by manpower or other objects in the prior art, but the labor and the air are insufficient in stress, the wire cannot be lifted at all, the replacement cannot be completed smoothly by one person, the manpower and the time are consumed, other irregular objects are used for replacing the wire, and the wire replacement device is unsafe and unsuitable.

The invention is realized by the following technical scheme:

top porcelain cross arm helping hand pole is changed to 35kV circuit, including the bracing piece of vertical setting, the lower extreme lateral wall of bracing piece even has wire pole clamping device, wire pole clamping device adopts the staple bolt, and the top of bracing piece even has the pull ring, hangs on the pull ring and is equipped with a fixed pulley, wears to be equipped with the stay cord on the fixed pulley, and the one end of stay cord is equipped with the wire latch closure.

The ceramic cross arm replacing assisting rod can easily and quickly lift a wire when replacing a ceramic cross arm, can quickly complete work only by one person, and is convenient for replacing the ceramic cross arm. When the device is used, firstly, an operator carries the device to climb to the top of a telegraph pole, then the telegraph pole clamping device is installed and sleeved on the outer wall of the telegraph pole above the cross arm, and then the bottom surface of the hoop is in contact with the surface of the cross arm, namely the cross arm plays an upward fixing and supporting role on the device, so that the telegraph pole clamping device is prevented from sliding downwards; the position of the fixed pulley that the bracing piece top set up this moment is higher than the position at top porcelain cross arm place, then pull the wire latch closure of stay cord one end, detain the wire latch closure on the wire, then pull the other end of stay cord downwards, make the wire latch closure upward movement through the fixed pulley, thereby mention the wire from top porcelain cross arm's top, then change the back with top porcelain cross arm, slowly loosen the stay cord other end, make the wire fall back to the top porcelain cross arm point end after the change, demolish wire pole clamping device at last, the change of top porcelain cross arm has been accomplished promptly. The device disclosed by the invention is simple in structure and convenient to operate, the wire can be conveniently and easily lifted up through the common connection and installation structure with the electric pole body and the cross arm, the quick replacement of the porcelain cross arm is realized, the whole operation process can be completed by one person, the working efficiency is greatly improved, and the labor is saved. The wire eye is similar in construction to an eye for a trailer key or a door key.

The utility model discloses a wire pole clamping device, including bracing piece, wire pole clamping device, bracing piece, wire pole clamping device and support rod, the below of bracing piece is equipped with open-topped sleeve, and the lower extreme of bracing piece is inserted and is established in the sleeve, and wire pole clamping device installs on telescopic lateral wall, can make things convenient for the dismantlement between wire pole clamping device and the bracing piece, the transport of.

The supporting rod is of a telescopic structure and can be extended or shortened along the length direction, so that the length of the supporting rod can be adjusted according to the specific conditions of different telegraph poles, the height of the fixed pulley is always above the porcelain cross arm, and meanwhile, the length of the supporting rod can be adjusted according to the tightness degree of the wire and the height of the wire required to be lifted; the specific mechanical structure for implementing the telescopic + positioning is the prior art, and therefore, is not described in detail in the present invention.

One side of the bottom of the telegraph pole clamping device, which is far away from the supporting rod, is vertically connected with a horizontally arranged cross arm supporting plate, the outer end of the cross arm supporting plate, which is far away from the telegraph pole clamping device, is vertically connected with a vertically arranged limiting plate, the limiting plate is positioned below the cross arm supporting plate, and the cross arm supporting plate and the limiting plate are both made of rubber materials.

Even there are two ropes of stabilizing on the lateral wall apart from top 1/4 department on the bracing piece, install the staple bolt back on the wire pole, two liang of ropes of stabilizing are drawn respectively to the both sides of wire pole, and taut simultaneously and tie the tip on the cross arm to play good stabilizing effect to the bracing piece, avoid the stay cord at the tear in-process, bracing piece top atress takes place to rock by a wide margin, influences the stability of wire when being lifted up.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. according to the booster rod for replacing the top porcelain cross arm of the 35kV line, when the porcelain cross arm is replaced, a lead can be easily and quickly lifted, work can be quickly completed only by one person, and the porcelain cross arm is convenient to replace;

2. according to the booster rod for replacing the top ceramic cross arm of the 35kV line, the sleeve with the opening at the top is arranged below the supporting rod, the lower end of the supporting rod is inserted into the sleeve, and the telegraph pole clamping device is arranged on the outer side wall of the sleeve, so that the telegraph pole clamping device and the supporting rod can be conveniently detached and can be conveniently carried;

3. according to the booster rod for replacing the top porcelain cross arm of the 35kV line, the whole device is in contact with the cross arm through the cross arm supporting plate, so that the contact area is increased, the supporting force provided by the cross arm to the device is more stable, and the damage of a metal hoop to the cross arm is avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic view of the structure of the present invention.

Reference numbers and corresponding part names in the drawings:

1-support rod, 2-telegraph pole clamping device, 3-pull ring, 4-fixed pulley, 5-pull rope, 6-wire buckle, 7-sleeve, 8-cross arm supporting plate, 9-limiting plate and 10-stabilizing rope.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Example 1

As shown in figure 1, the booster rod for replacing the top porcelain cross arm of the 35kV line comprises a vertically arranged support rod 1, a telegraph pole clamping device 2 is connected to the side wall of the lower end of the support rod 1, a pull ring 3 is connected to the top of the support rod 1, a fixed pulley 4 is hung on the pull ring 3, a pull rope 5 penetrates through the fixed pulley 4, and a lead buckle 6 is arranged at one end of the pull rope 5.

The ceramic cross arm replacing assisting rod can easily and quickly lift a wire when replacing a ceramic cross arm, can quickly complete work only by one person, and is convenient for replacing the ceramic cross arm. When the device is used, firstly, an operator carries the device to climb to the top of a telegraph pole, then the telegraph pole clamping device is installed and sleeved on the outer wall of the telegraph pole above the cross arm, and then the bottom surface of the hoop is in contact with the surface of the cross arm, namely the cross arm plays an upward fixing and supporting role on the device, so that the telegraph pole clamping device is prevented from sliding downwards; the position of the fixed pulley that the bracing piece top set up this moment is higher than the position at top porcelain cross arm place, then pull the wire latch closure of stay cord one end, detain the wire latch closure on the wire, then pull the other end of stay cord downwards, make the wire latch closure upward movement through the fixed pulley, thereby mention the wire from top porcelain cross arm's top, then change the back with top porcelain cross arm, slowly loosen the stay cord other end, make the wire fall back to the top porcelain cross arm point end after the change, demolish wire pole clamping device at last, the change of top porcelain cross arm has been accomplished promptly. The device disclosed by the invention is simple in structure and convenient to operate, the wire can be conveniently and easily lifted up through the common connection and installation structure with the electric pole body and the cross arm, the quick replacement of the porcelain cross arm is realized, the whole operation process can be completed by one person, the working efficiency is greatly improved, and the labor is saved.

The utility model discloses a wire pole, including bracing piece, wire pole clamping device and bracing piece, be equipped with open-topped sleeve 7 below the bracing piece, the lower extreme of bracing piece is inserted and is established in the sleeve, and wire pole clamping device installs on telescopic lateral wall, can make things convenient for the dismantlement between wire pole clamping device and the bracing piece, the transport of being convenient for.

One side of the bottom of the telegraph pole clamping device, which is far away from the supporting rod, is vertically connected with a horizontally arranged cross arm supporting plate 8, the outer end of the cross arm supporting plate 8, which is far away from the telegraph pole clamping device, is vertically connected with a vertically arranged limiting plate 9, the limiting plate 9 is positioned below the cross arm supporting plate 8, and the cross arm supporting plate and the limiting plate are both made of rubber materials.

Even there are two ropes 10 of stabilizing on the lateral wall apart from top 1/4 department on the bracing piece, install the staple bolt back on the wire pole, two liang of ropes of stabilizing are drawn respectively to the both sides of wire pole, and taut simultaneously and tie the tip on the cross arm to play good stabilizing effect to the bracing piece, avoid the stay cord at the in-process of tearing, bracing piece top atress takes place to rock by a wide margin, influences the stability of wire when being lifted up.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1.35kV circuit changes top porcelain cross arm helping hand pole, a serial communication port, bracing piece (1) including vertical setting, the lower extreme lateral wall of bracing piece (1) even has wire pole clamping device (2), the top of bracing piece (1) even has pull ring (3), it is equipped with one fixed pulley (4) to hang on pull ring (3), wear to be equipped with stay cord (5) on fixed pulley (4), the one end of stay cord (5) is equipped with wire latch closure (6), one side of keeping away from bracing piece (1) on wire pole clamping device (2) bottom links perpendicularly cross arm fagging (8) that the level set up, the outer end of keeping away from wire pole clamping device (2) on cross arm fagging (8) links perpendicularly has limiting plate (9) of vertical setting, limiting plate (9) are located the below of cross arm fagging (8), cross arm fagging (8) all adopt rubber materials to make with limiting plate (9), even there are two on the lateral wall of distance top 1/4 department on bracing piece (.

2. The 35kV line center-changing porcelain cross arm booster rod is characterized in that a hoop is adopted by the telegraph pole clamping device (2).

3. The 35kV line center-changing porcelain cross arm assisting rod as claimed in claim 1, wherein a sleeve (7) with an open top is arranged below the supporting rod (1), the lower end of the supporting rod (1) is inserted into the sleeve (7), and the telegraph pole clamping device (2) is arranged on the outer side wall of the sleeve (7).

4. The 35kV line center-changing porcelain cross arm booster rod is characterized in that the support rod (1) is of a telescopic structure, and the support rod (1) can be lengthened or shortened along the length direction.