CN220525934U - 10kV power line grounding monitoring device - Google Patents

Abstract

The 10kV power line grounding monitoring device comprises a telegraph pole, a cross arm fixed at the top end of the telegraph pole and a device main body arranged on one side of the cross arm, wherein a bayonet is formed in the cross arm, one side, close to the telegraph pole, of the device main body is provided with a hooking part hooked on the bayonet, and a hoop part sleeved outside the telegraph pole under the pressing of the device main body; two hanging rods on the device main body are hooked on bayonets of the cross arm, the bottom of the device main body can deflect towards the telegraph pole under the action of gravity of the device main body, and at the moment, the first clamping ring and the second clamping ring start to clamp and rotate towards the telegraph pole until the first clamping ring is in contact with a wane of the second clamping ring, so that the device is convenient to fix through bolts, and the problem that the hoop component slips or shifts on the telegraph pole due to loosening of the hoop and the telegraph pole in the prior art is solved under the hanging of the hooking component.

Description

10kV power line grounding monitoring device

Technical Field

The utility model relates to the technical field of distribution lines, in particular to a 10kV power line grounding monitoring device.

Background

The distribution line is a terminal of a power transmission and distribution system and is an important component in a power system. The power distribution mode of 10KV power distribution lines is adopted by a general power grid, so that the power grid is practical and economical. Because the 10KV distribution line has the characteristics of long power supply radius, wide range, multiple points, complex path and the like, the power supply condition is complex because the influence of the external environment and the climate is relatively large, and the actual conditions directly or indirectly influence the safe operation of the distribution line. In actual operation, because factors such as temperature change, sleet, dust can cause insulating vase to break down and lead to the cross arm electrified and thereby take place circuit ground phenomenon, consequently need carry out real-time supervision to the circuit through 10kV power line ground connection monitoring device.

Through retrieving, application number 201320151578.8 discloses a 10kV-35kV power line ground connection monitoring device, including the casing, be provided with the resistance in the casing, the one end of resistance is passed through the lead connection cross arm, and the live wire end of neon bulb is connected to the other end of resistance, and the zero line end of neon bulb passes through lead ground connection. The device utilizes neon bulb suggestion electric power rush-repair personnel take place the place of ground fault, simple structure, low cost is applicable to 10kV-35 kV's electric power line ground fault monitoring work, can indicate the place that electric power rush-repair personnel took place the ground fault fast accurately, shortens the inspection trouble line time, improves work efficiency.

However, the above-mentioned monitoring device still has the following problems: above-mentioned monitoring device is through staple bolt with device direct mount on the wire pole, then carry out ground connection through circuit and cross arm to realize circuit ground connection monitoring, and because the overlength of date causes structural ageing or initial installation firm degree not enough, easily makes staple bolt and wire pole not hard up, causes device gliding or rotation to shift, and then causes the circuit disconnection or not hard up with cross arm ground connection, influences the accurate monitoring work to 10KV distribution lines.

Disclosure of Invention

The utility model provides a 10kV power line grounding monitoring device, which solves the problem of slipping or rotating displacement of the device caused by loosening of a hoop and a telegraph pole in the prior art.

The technical scheme of the utility model is as follows:

the utility model provides a 10kV power line ground connection monitoring devices, is fixed in the cross arm on wire pole top and installs the device main part in cross arm one side including being fixed in, the bayonet socket has been seted up on the cross arm, device main part is close to one side upper portion of wire pole and is provided with the hook part of hook on the bayonet socket to and the lower part is provided with the cover and establishes the hoop part on the wire pole.

The hoop component comprises a jacking component, one side of the jacking component is arranged on the device main body, the other side of the jacking component is rotationally connected with the first clamping ring and the second clamping ring, and the first clamping ring and the second clamping ring are connected with each other through bolts after the wire pole is embraced by the first clamping ring and the second clamping ring.

The jacking component comprises a support, the support is fixedly connected with the device main body, support arms are arranged at four corners of the support, a limiting rod is fixed between the upper support arm and the lower support arm, a spring is fixed on one side face, facing the telegraph pole, of the support, and the spring is fixedly connected with the rotating shaft; the rotating shaft and the first clamping ring are sleeved with the second clamping ring in a rotating manner.

The first clamping ring and the second clamping ring both comprise arc plates, a limit groove is formed in one end, close to the support, of each arc plate, and the limit rod is movably sleeved in each limit groove.

The inner ring surface of the arc-shaped plate is provided with a rubber pad.

The hooking component comprises symmetrically arranged hanging rods, the upper ends of the hanging rods are hooked in the bayonets, the lower ends of the hanging rods are rotatably connected with the hinge support, and the hinge support is arranged on the device main body.

The beneficial effects of the utility model are as follows:

according to the utility model, the two hanging rods on the device main body are hooked on the bayonet of the cross arm, the bottom of the device main body can deflect towards the telegraph pole under the action of gravity of the device main body, at the moment, the part of the rotating shaft, which is close to the first clamping ring and the second clamping ring, is extruded by the telegraph pole to start to compress the spring, the limiting rod slides in the limiting groove until the first clamping ring is in contact with the rocker of the second clamping ring, the screw holes of the rocker are aligned, and the device is conveniently fixed through the bolts, so that the device main body is conveniently and rapidly installed, the grounding monitoring of a 10KV distribution circuit is realized, and meanwhile, the problem that the hoop component slips or shifts on the telegraph pole due to looseness of the hoop and the telegraph pole in the prior art is solved.

Drawings

FIG. 1 is a schematic view of the installation of the present utility model;

FIG. 2 is a schematic view of the installation of the present utility model from another perspective;

FIG. 3 is a schematic view of the hook and ferrule assembly of the present utility model;

FIG. 4 is a schematic view of the structure of the pressing member of the present utility model;

FIG. 5 is a schematic view of the first and second clamping rings according to the present utility model;

in the figure: 1. a pole; 2. a cross arm; 21. a bayonet; 3. a device body; 4. a hooking member; 41. a hanging rod; 42. a hinged support; 5. a ferrule member; 51. a pressing member; 511. a support; 512. a support arm; 513. a limit rod; 514. a spring; 515. a rotating shaft; 52. a first clamping ring; 521. an arc-shaped plate; 522. a limit groove; 523. a rubber pad; 524. a seesaw; 525. a screw hole; 53. a bolt; 54. and a second clamping ring.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, a 10kV power line grounding monitoring device includes a cross arm 2 fixed at the top end of a telegraph pole 1, and a device main body 3 mounted on one side of the cross arm 2, a bayonet 21 is formed on the cross arm 2, a hooking component 4 hooked on the bayonet 21 is disposed on the upper portion of one side of the device main body 3, which is close to the telegraph pole 1, and a cuff component 5 sleeved on the telegraph pole 1 is disposed on the lower portion. When the device main body 3 is hooked on the bayonet 21 of the cross arm 2 through the hooking component 4, the device main body 3 can press the cuff component 5 to be sleeved on the telegraph pole 1 by self gravity, so that the device main body 3 can be conveniently and rapidly installed, the grounding monitoring of the 10KV distribution line is realized, and meanwhile, the cuff component 5 can be prevented from slipping on the telegraph pole 1 under the hanging of the hooking component 4.

The device main body 3 is in the prior art, a resistor and a neon bulb group are arranged in the device main body 3, one end of the resistor is connected with the cross arm 2, the other end of the resistor is connected with the live wire end of the neon bulb group which is connected in parallel, the zero line end of the neon bulb group is grounded, a window of a shell of the device main body 3 is provided with transparent glass, workers can check the brightness condition of the neon bulb group conveniently during inspection, timely process the abnormal condition occurs, an insulating porcelain bottle is arranged on the cross arm 2, and when the insulating porcelain bottle is broken down to lead to electrification of the insulating porcelain bottle, the neon bulb group in the device main body 3 emits light to prompt power maintenance personnel to have abnormality, and the fault at the place is maintained.

Referring to fig. 4, the ferrule member 5 includes a pressing member 51, one side of the pressing member 51 is mounted on the device body 3, the other side is rotatably connected to a first clamping ring 52 and a second clamping ring 54, and the first clamping ring 52 and the second clamping ring 54 are fixed by a bolt 53 after being looped around the telegraph pole 1, so as to mount the device body 3 on the telegraph pole 1.

Referring to fig. 4, the pressing component 51 includes a support 511, the support 511 is connected with the device main body 3, four corners of the support 511 are provided with support arms 512, a limit rod 513 is fixed between the upper and lower support arms 512, a side of the support 511 facing the telegraph pole 1 is connected with a spring 514, and the spring 514 is connected with a rotating shaft 515; and the shaft 515 and the first clamping ring 52 are sleeved and rotatably connected with the second clamping ring 54.

The first clamping ring 52 and the second clamping ring 54 each comprise an arc plate 521, and the arc plates 521) are provided with a limit groove 522 at one end near the support 511, and the limit groove 522 is movably sleeved with the limit rod 513.

The rubber pad 523 is installed on the inner ring surface of the arc plate 521, which can increase the friction with the telegraph pole 1 and play a role in skid resistance.

Referring to fig. 3, the hooking part 4 includes a symmetrically disposed hooking rod 41, an upper end of the hooking rod 41 is hooked in the bayonet 21, and a lower end thereof is rotatably coupled with a hinge support 42, and the hinge support 42 is mounted on the apparatus body 3.

The working principle and the using flow of the utility model are as follows: during installation, the two hanging rods 41 on the device main body 3 are hooked on the bayonets 21 of the cross arm 2, under the action of gravity of the device main body 3, the bottom of the device main body 3 can deflect towards the telegraph pole 1, at the moment, the part of the rotating shaft 515, which is close to the first clamping ring 52 and the second clamping ring 54, is extruded by the telegraph pole 1 to start to compress the spring 514, the limiting rod 513 slides in the limiting groove 522 until the first clamping ring 52 is in contact with the rocker 524 of the second clamping ring 54, the screw holes 525 of the rocker 524 are aligned, the fixation through the bolts 53 is facilitated, the rapid installation of the device main body 3 is facilitated, the grounding monitoring of the 10KV distribution line is realized, and meanwhile, the slipping of the ferrule part 5 on the telegraph pole 1 can be avoided under the suspension of the hooking part 4.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (6)

1. The utility model provides a 10kV power line ground connection monitoring devices, is including being fixed in the cross arm on wire pole top and installing the device main part in cross arm one side, its characterized in that, bayonet socket (21) have been seted up on cross arm (2), device main part (3) are close to one side upper portion of wire pole (1) and are provided with hook part (4) of hook on bayonet socket (21) to and the lower part is provided with sleeve hoop part (5) of cover on wire pole (1).

2. A 10kV power line ground monitoring device according to claim 1, characterized in that the cuff member (5) comprises a pressing member (51), one side of the pressing member (51) is mounted on the device body (3), the other side is rotatably connected to a first clamping ring (52) and a second clamping ring (54), and the first clamping ring (52) and the second clamping ring (54) are connected by bolts (53) which are wrapped around the utility pole (1).

3. The 10kV power line grounding monitoring device according to claim 2, wherein the top pressing component (51) comprises a support (511), the support (511) is fixedly connected with the device main body (3), support arms (512) are arranged at four corners of the support (511), a limit rod (513) is fixed between the upper support arm (512) and the lower support arm (512), a spring (514) is fixed on one side surface of the support (511) facing the telegraph pole (1), and the spring (514) is fixedly connected with the rotating shaft (515); the rotating shaft (515) and the first clamping ring (52) are sleeved with the second clamping ring (54) in a rotating way.

4. A 10kV power line grounding monitoring device according to claim 3, wherein the first clamping ring (52) and the second clamping ring (54) each comprise an arc-shaped plate (521), one end of the arc-shaped plate (521) close to the support (511) is provided with a limit groove (522), and the limit groove (522) is movably sleeved with the limit rod (513).

5. The 10kV power line grounding monitoring device according to claim 4, wherein a rubber pad (523) is arranged on the inner annular surface of the arc-shaped plate (521).

6. A 10kV power line ground monitoring device according to any of claims 1-5, characterized in that the hooking means (4) comprise symmetrically arranged hooking bars (41), the upper ends of which hooking bars (41) are hooked in the bayonet (21) and the lower ends of which are in rotational connection with a hinged support (42), said hinged support (42) being mounted on the device body (3).