CN110783851A - Transmission line outlet device - Google Patents

Abstract

The invention provides a transmission line outlet device, which is used for overhauling the ground wire on the transmission line. The transmission line outlet device comprises: a bracket assembly; a first roller assembly and a second roller assembly, the first roller assembly and the second roller assembly The roller assemblies are arranged on the bracket assembly at intervals; the track assembly is sleeved on the outside of the first roller assembly and the second roller assembly, and the track assembly is used for connecting with the ground wire to drive the bracket assembly to extend along the ground wire direction to move. The transmission line outlet device of the present invention solves the problem that the ground wire outlet device in the prior art cannot cross obstacles.

Description

Transmission line outlet device

technical field

The present invention relates to the field of electric power technology, and in particular, to a power transmission line outlet device.

Background technique

The power system carries out routine maintenance and overhaul of the transmission line. In order to ensure the reliability of the power supply, live work is generally used for overhaul and maintenance, and the ground wire of the power line is usually installed with protective fittings to suppress the vibration of the ground wire. hammer. In the past, when the live outlet was used to deal with the defects of the ground wire in the high-voltage transmission line, the outlet device used did not have the function of surmounting obstacles. The staff is located below the work point, and the physical exertion is serious. The device changes the work point of the staff to the top, so that they can sit and work on their stomachs, which is labor-saving and convenient.

In order to solve the defect that the traditional anti-vibration hammer is easy to slip outward and leave the design installation position during the operation of the transmission line, the relevant departments have developed a new type of anti-skid anti-vibration hammer. On the line, once it is removed, it is very likely to destroy the rigidity of the pre-twisted wire, so that this kind of anti-vibration hammer cannot be re-installed; therefore, when it is necessary to go beyond this type of anti-vibration hammer to continue the outgoing line, it is usually necessary to use two sets of outgoing devices. , can continue to carry out the operation: but the above-mentioned operation method is complicated, requires many tools, takes a long time, and the physical strength of the operator increases exponentially: the main reason for the above phenomenon is: the existing operation outlet device does not cross obstacles (Shockproof hammer) function.

SUMMARY OF THE INVENTION

The main purpose of the present invention is to provide a power transmission line outlet device to solve the problem that the ground wire outlet device in the prior art cannot cross obstacles.

In order to achieve the above object, according to one aspect of the present invention, there is provided a power transmission line outlet device for overhauling the ground wire on the transmission line, the power transmission line outlet device comprising: a bracket assembly; a first roller assembly and a second The roller assembly, the first roller assembly and the second roller assembly are arranged on the bracket assembly at intervals; the track assembly, the track assembly is sleeved on the outside of the first roller assembly and the second roller assembly, and the track assembly is used for connecting with the ground wire, to drive the bracket assembly to move along the extending direction of the ground wire.

Further, the crawler track assembly is an annular structure, the crawler track assembly is provided with a guide groove, and the guide groove is arranged in the middle of the crawler track, so that the crawler track assembly can slide along the ground wire through the guide groove.

Further, the outgoing device for the transmission line further comprises: an anti-drop component, the anti-drop component is movably connected to the bracket component, the anti-drop component has a locking position and an open position, and the anti-drop component is movably arranged at the locking position and the opening position. When the anti-drop component moves to the locking position, the ground wire and the outlet device of the transmission line are locked together, and when the anti-drop component moves to the open position, the outlet device of the transmission line is separated from the ground wire. .

Further, the bracket assembly is provided with a first locking hole, and the anti-detachment assembly includes: a locking rod, one end of the locking rod is rotatably connected to the bracket assembly, and the other end of the locking rod is provided with a second locking hole, when the lock rod is locked. When the lever is rotated to the locking position, the center line of the first locking hole coincides with the center line of the second locking hole, so that the locking lever is fixed in the first locking hole and the second locking hole by inserting pins into the first locking hole and the second locking hole. Locked position.

Further, the power transmission line outlet device also includes: a seat plate assembly, the seat plate assembly is arranged above the bracket assembly, and is used for the staff to ride.

Further, the bracket assembly is also provided with a safety hole, and the power transmission line outlet device further includes: a safety belt assembly, the safety belt assembly is connected with the safety hole for fixing the staff on the seat plate assembly.

Further, the power transmission line outlet device further includes: a driving component, the driving component is disposed on the bracket component, and is used for driving the bracket component to move along the extending direction of the ground wire.

Further, the driving assembly includes: a rope reel, the rope reel is rotatably arranged on the bracket assembly, and the rope on the rope reel is connected with the cross arms on the iron tower at both ends of the ground wire, so as to drive the bracket by rotating the rope reel The component moves along the extension direction of the ground wire.

Further, the power transmission line outlet device further includes: a pulley assembly, the pulley assembly is arranged on the bracket assembly for changing the direction of the rope extending from the rope reel.

Further, the bracket assembly includes the installation pipe and the power transmission line outlet device also includes: a counterweight assembly, the counterweight assembly is arranged below the installation pipe, and the counterweight assembly is detachably connected to the installation pipe, so that when the installation pipe moves, the counterweight assembly The piece applies a downward gravity to the mounting tube.

The ground wire outlet device using the technical solution of the present invention is used to facilitate the maintenance personnel to detect and maintain the ground wire at high altitude. Because of the long contact surface and wide contact area between the crawler assembly and the ground wire, the outgoing device of the transmission line can easily climb over obstacles such as anti-vibration hammers and spacers on the ground wire without disassembly, which greatly reduces the The unnecessary high-altitude work labor of maintenance personnel is saved, time is saved, and the problem that the ground wire outlet device in the prior art cannot cross obstacles is solved.

Description of drawings

The accompanying drawings forming a part of the present application are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

FIG. 1 shows a schematic structural diagram of an embodiment of a transmission line outlet device according to the present invention; and

FIG. 2 shows a schematic structural diagram of an embodiment of the counterweight assembly of the power transmission line outlet device of the present invention;

FIG. 3 shows a schematic structural diagram of an embodiment of the bracket assembly and the anti-falling assembly of the transmission line outlet device of the present invention.

Wherein, the above-mentioned drawings include the following reference signs:

10, bracket assembly; 11, first roller assembly; 12, second roller assembly; 13, safety hole; 14, installation pipe; 15, first locking hole; 20, track assembly; 30, seat plate assembly; 40, Drive assembly; 41, rope reel; 50, pulley assembly; 60, counterweight assembly; 61, adjustment piece; 62, counterweight block; 70, anti-dropping assembly; 71, second locking hole;

Detailed ways

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

The present invention provides a transmission line outlet device for overhauling the ground wire on the transmission line. Please refer to FIG. 1 to FIG. 3 , the transmission line outlet device includes: a bracket assembly 10 ; a first roller assembly 11 and a second The roller assembly 12, the first roller assembly 11 and the second roller assembly 12 are arranged on the bracket assembly 10 at intervals; the track assembly 20, the track assembly 20 is sleeved on the outside of the first roller assembly 11 and the second roller assembly 12, the track assembly 20 is used for connecting with the ground wire, so as to drive the bracket assembly 10 to move along the extending direction of the ground wire.

The invention provides a ground wire outlet device of a power transmission line, which is used for the convenience of maintenance personnel to detect and maintain the ground wire at high altitude. The track assembly 20 on the outside of the assembly has a long contact surface and a wide contact area between the track assembly and the ground wire, so that the outlet device of the transmission line can easily climb over obstacles such as shock-proof hammers and spacers on the ground wire without disassembly. The unnecessary high-altitude work of maintenance personnel is greatly reduced, time is saved, and the problem that the ground wire outlet device in the prior art cannot cross obstacles is solved.

The crawler track assembly is an annular structure, and a guide groove is provided on the crawler track assembly.

In this embodiment, there is one track assembly, the track assembly 20 is a closed-loop structure, the first roller assembly 11 and the second roller assembly 12 respectively include two rollers, and one track is provided in the middle of the track assembly along the direction of the ground line. The guide groove is used to clamp the ground wire, and the track assembly slides along the guide wire through the guide groove to drive the entire device to move.

The outgoing device for the transmission line further comprises: an anti-drop component, the anti-drop component is movably connected with the bracket component, the anti-drop component has a locking position and an opening position, and the anti-drop component is movably arranged between the locking position and the opening position, When the anti-drop component moves to the locking position, the ground wire and the outlet device of the transmission line are locked together, and when the anti-drop component moves to the open position, the outlet device of the transmission line is separated from the ground wire. The bracket assembly is provided with a first locking hole, and the anti-detachment assembly includes: a locking rod, one end of the locking rod is rotatably connected to the bracket assembly, and the other end of the locking rod is provided with a second locking hole, when the locking rod is rotated to In the locking position, the center line of the first locking hole coincides with the center line of the second locking hole, so that the locking rod is fixed in the locking position by inserting pins into the first locking hole and the second locking hole .

As shown in FIG. 3 , the disengagement prevention assembly 70 in this embodiment is arranged below the seat plate assembly. The disengagement prevention assembly includes a locking rod 72 , one end of the locking rod is hinged with the bracket assembly, and the other end of the locking rod is provided with a second locking hole 71. When the lock lever is rotated upward until the center line of the second locking hole 71 and the first locking hole 15 coincide, insert the pin into the first locking hole and the second locking hole to lock the ground wire in the In the space enclosed by the bracket assembly and the anti-disconnection assembly, when the device needs to be removed from the ground wire, pull out the pin, and then turn the locking lever downward to take out the device.

The power transmission line outlet device further includes: a seat plate assembly 30, the seat plate assembly 30 is arranged above the bracket assembly 10 for the staff to sit on.

The seat plate assembly 30 in this embodiment is arranged on the upper part of the bracket assembly, so that the operator sits above the ground wire, and can perform operations from a top view during maintenance, avoiding the phenomenon that the operator is prone to fatigue when looking up and raising his head for a long time.

The bracket assembly 10 is further provided with a safety hole 13 , and the power transmission line outlet device further includes: a safety belt assembly, the safety belt assembly is connected with the safety hole for fixing the worker on the seat plate assembly 30 .

In addition, the bracket assembly 10 is also provided with a safety hole 13 for connecting the seat belt assembly, and two safety holes are provided on the bracket assembly as required, so that the seat belt assembly can fix the operator on the seat plate assembly to prevent the operator from accidentally falls, or imbalance problems.

The power transmission line outlet device further includes: a driving assembly 40 , which is disposed on the bracket assembly 10 for driving the bracket assembly 10 to move along the extending direction of the ground wire. The driving assembly 40 includes: a rope reel 41, which is rotatably arranged on the bracket assembly 10, and the rope on the rope reel 41 is connected with the cross arms at both ends of the ground wire, so as to drive the bracket by rotating the rope reel 41 The assembly 10 moves along the extending direction of the ground wire. The power transmission line outlet device further includes: a pulley assembly 50 . The pulley assembly 50 is arranged on the bracket assembly 10 for changing the direction of the rope extending from the rope reel 41 .

In this embodiment, a drive assembly 40 is provided on the outlet device of the transmission line to provide power for the movement of the wire device. Specifically, a rope reel that can be stepped on is provided below the bracket assembly. Refer to the hoist, above the rope reel There is a fixed pulley, the rope comes out from the rope reel, passes through the fixed pulley and then extends to the cross arm of the telephone pole on one side of the ground wire, and then returns to extend to the cross arm of the telephone pole on the other side of the ground wire, Then it goes back and connects with the roll artifact to form a closed loop, so that when the operator pushes forward, that is, pushes clockwise, the bracket assembly is driven to move forward along the ground wire. When the operator pushes backward, the bracket assembly price goes to move after.

Preferably, the bracket assembly includes a mounting tube 14 on which the rope reel is adjustably disposed, so as to be able to adjust the height position of the rope reel on the mounting tube according to the operator's height and leg length.

The bracket assembly includes the installation pipe 14, and the transmission line outlet device further includes: a counterweight assembly 60, the counterweight assembly is arranged below the installation pipe 14, and the counterweight assembly is detachably connected with the installation pipe 14, so that when the installation pipe 14 moves , the counterweight assembly applies a downward gravity to the mounting tube.

As shown in FIG. 1 and FIG. 2 , the power transmission line outlet device in this embodiment further includes a counterweight assembly 60 , and the counterweight assembly 60 includes an adjusting member 61 and a counterweight block 62 . The lower end is provided with an external thread, and the adjustment piece is threadedly connected with the lower end of the installation pipe, which can realize the adjustment of the counterweight 62 along the extension direction of the installation pipe, so as to better control the bracket assembly and the operator. By adjusting the counterweight 62 The size of the force arm can be changed, and it can be flexibly matched with the heavy objects, and form a stable pendulum according to the weight of the staff.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

The power transmission line outlet device of the invention belongs to the field of auxiliary tools for high-altitude operation of power transmission lines. At present, most of the maintenance work on the grounding line of the transmission line needs to be handled by the maintenance personnel. One is to use the flying car to exit the line. In the case of difficulty in returning and overhauling, the personnel are inefficient and laborious to get out of the line by themselves, and the safety factor is not high. Using this device can not only cross the obstacle points on the wire, but also change the original supine operation to prone operation, saving time and effort, and using the traction rope for traction to solve the difficulty of returning the flying car in the transmission line of large span and large slope At the same time, the device has high stability and can be used for high-altitude exit skill training for maintenance personnel to exercise the skills of maintenance personnel.

The outlet device of the transmission line mainly adopts the crawler-type advance method, including the seat plate assembly, the bracket assembly, the roller assembly and the crawler assembly. It can climb over obstacles such as anti-vibration hammers and spacers without disassembly. Safety devices such as seat belt fixing buckles and wire seals are arranged on the bracket assembly.

The bracket assembly is provided with a protection device to prevent the wire from slipping out, and is connected with the wire seal on the crawler-type forward device through a spring fixing pin, which is easy to operate.

The outlet device of the transmission line is mainly composed of a pedal rope reel, a pulley assembly, a bracket assembly and a counterweight assembly. Wind the Dyneema rope on the pedal rope reel through the fixed pulley of the pulley assembly, and fix the other end on the cross arm to form a traction effect. Change the direction of the force and reduce the torque through the fixed pulley to ensure the greatest possible Stability of stand assembly and operator. The foot rope reel can slide up and down on the installation pipe according to the height of the maintenance personnel, and is fixed by fixing bolts.

The counterweight component adopts the pendulum weight, which is installed in the pendulum installation tube of the bracket component, and the pendulum adjusting device is installed at the tail of the pendulum installation tube, and is tightened by threads. By adjusting the exposed length of the pendulum weight to select the force arm, and by configuring the weight adjustment force of the pendulum weight, the problem of stability under different weights of different maintenance personnel is solved.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that There are features, steps, operations, devices, components and/or combinations thereof.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the invention unless specifically stated otherwise. Meanwhile, it should be understood that, for the convenience of description, the dimensions of various parts shown in the accompanying drawings are not drawn in an actual proportional relationship. Techniques, methods, and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods, and devices should be considered part of the authorized description. In all examples shown and discussed herein, any specific value should be construed as illustrative only and not as limiting. Accordingly, other examples of exemplary embodiments may have different values. It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further discussion in subsequent figures.

In the description of the present invention, it should be understood that the orientations indicated by orientation words such as "front, rear, top, bottom, left, right", "horizontal, vertical, vertical, horizontal" and "top, bottom" etc. Or the positional relationship is usually based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and these orientation words do not indicate or imply the indicated device or element unless otherwise stated. It must have a specific orientation or be constructed and operated in a specific orientation, so it cannot be construed as a limitation on the protection scope of the present invention; the orientation words "inside and outside" refer to the inside and outside relative to the outline of each component itself.

For ease of description, spatially relative terms, such as "on", "over", "on the surface", "above", etc., may be used herein to describe what is shown in the figures. The spatial positional relationship of one device or feature shown to other devices or features. It should be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or features would then be oriented "below" or "over" the other devices or features under other devices or constructions". Thus, the exemplary term "above" can encompass both an orientation of "above" and "below." The device may also be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptions used herein interpreted accordingly.

In addition, it should be noted that the use of words such as "first" and "second" to define components is only for the convenience of distinguishing corresponding components. Unless otherwise stated, the above words have no special meaning and therefore cannot be understood to limit the scope of protection of the present invention.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides a transmission line device of being qualified for next round of competitions for the maintenance is gone up to the ground wire that leads on the transmission line way, its characterized in that, transmission line device of being qualified for the next round of competitions includes:

a bracket assembly (10);

a first roller assembly (11) and a second roller assembly (12), wherein the first roller assembly (11) and the second roller assembly (12) are arranged on the bracket assembly (10) at intervals;

the crawler belt assembly (20), crawler belt assembly (20) cover is established first roller assembly (11) with the outside of second roller assembly (12), crawler belt assembly (20) be used for with lead the ground connection, in order to drive bracket component (10) are followed lead the extending direction removal of ground line.

2. The transmission line outlet device according to claim 1, characterized in that the track assembly (20) is of an annular structure, and a guide groove is arranged on the track assembly (20) and arranged in the middle of the track so as to slide along the ground wire when the track assembly (20) passes through the guide groove.

3. The transmission line outlet device according to claim 1, further comprising:

the anti-disengaging assembly (70), anti-disengaging assembly (70) with bracket component (10) movably connects, anti-disengaging assembly (70) have locking position and open position, anti-disengaging assembly (70) movably sets up locking position with between the open position, with when anti-disengaging assembly (70) remove to locking position, with lead the ground wire with transmission line device of being qualified for the next round of competitions locks together, and when anti-disengaging assembly (70) remove to open position, make transmission line device of being qualified for the next round of competitions with lead the ground wire separation.

4. The transmission line outlet device according to claim 3, wherein the bracket assembly (10) is provided with a first locking hole (15), and the anti-dropping assembly (70) comprises:

locking lever (72), the one end of locking lever (72) with bracket component (10) rotationally connects, be equipped with second locking hole (71) on the other end of locking lever (72), work as when locking lever (72) rotate to the locking position, the central line of first locking hole (15) with the central line coincidence of second locking hole (71), in order through to first locking hole (15) with insert the pin in second locking hole (71) will locking lever (72) are fixed locking position.

5. The transmission line outlet device according to claim 1, further comprising:

a seat pan assembly (30), the seat pan assembly (30) disposed above the carriage assembly (10) for seating of a worker.

6. The transmission line outgoing device according to claim 5, wherein the bracket assembly (10) is further provided with a safety hole (13), and the transmission line outgoing device further comprises:

a harness assembly connected to the safety aperture for securing a worker to the seat pan assembly (30).

7. The transmission line outlet device according to claim 1, further comprising:

the driving assembly (40) is arranged on the bracket assembly (10) and used for driving the bracket assembly (10) to move along the extending direction of the ground wire.

8. The transmission line outlet device according to claim 7, wherein the driving assembly (40) comprises:

the rope winder (41), the rope winder (41) rotationally sets up on bracket component (10), the rope on rope winder (41) with lead the cross arm on the iron tower at ground wire both ends and be connected, in order through rotatory rope winder (41) drive bracket component (10) are followed lead the extending direction of ground wire and remove.

9. The transmission line outlet device according to claim 8, further comprising:

a pulley assembly (50), wherein the pulley assembly (50) is arranged on the bracket assembly (10) and is used for changing the direction of the rope extending from the rope winder (41).

10. The transmission line outlet device according to claim 1, wherein the bracket assembly (10) comprises a mounting tube (14) and the transmission line outlet device further comprises:

a counterweight assembly (60), the counterweight assembly (60) disposed below the mounting tube (14), the counterweight assembly (60) removably coupled to the mounting tube (14) such that when the mounting tube (14) is moved, the counterweight assembly (60) applies a downward force of gravity to the mounting tube (14).

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