CN207781931U - A kind of novel temporary ground wire for high pressure maintenance - Google Patents
A kind of novel temporary ground wire for high pressure maintenance Download PDFInfo
- Publication number
- CN207781931U CN207781931U CN201820022136.6U CN201820022136U CN207781931U CN 207781931 U CN207781931 U CN 207781931U CN 201820022136 U CN201820022136 U CN 201820022136U CN 207781931 U CN207781931 U CN 207781931U
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- China
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- arc
- handle
- gripper body
- electrode
- high pressure
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Abstract
The utility model discloses a kind of novel temporary ground wires for high pressure maintenance,Including Gripper body,The internal activity of the Gripper body is connected with flat-pushing intermediate plate,The bottom of the flat-pushing intermediate plate is welded with fastening nut,Arc-extinction device is installed on the left of the Gripper body,It is fixedly connected with cable below the arc-extinction device,The bottom of the Gripper body is connected with handle,The bottom of the handle is connected with rubber pad,Handle is installed above the rubber pad,It is flexibly connected by connecting line between the Gripper body and the handle,Choke coil is installed inside the arc-extinction device,Spring is installed below the choke coil,The internal activity of the spring is connected with electrode one,The bottom of the electrode one is fixedly connected with arc chamber,Electrode two is installed below the arc chamber,The arc chamber both sides are connected with blow-out folder,It is welded with conductive copper bar on the right side of the arc-extinction device.
Description
Technical field
The utility model belongs to the novel temporary ground wire technical field overhauled for high pressure, and in particular to one kind is for height
Press the novel temporary ground wire of maintenance.
Background technology
Temporary short-circuit ground wire is a kind of peace to be mounted before power industry is overhauled after equipment or circuit power-off
Dead-short-circuit device, for preventing the safety protective tools for preventing to damage operating personnel or equipment of sending a telegram here suddenly.This dress
Set is in strict accordance with State Grid industry DL/T879-2004《Portable short-circuit grounding wire technical stipulation》Safety appliance, in electricity
Lixing industry belongs to security apparatus scope.
There are certain residual voltages, especially common-tower double-return power transmission line in interruption maintenance for super-pressure or UHV transmission line
Road is run, the working method of another loop line road interruption maintenance, since there are electric fields between double back transmission line frequently with a loop line road
And magnetic field intercouples, and will induce larger induced voltage and induced current on repair line road.To ensure service personnel
Personal safety, must mount temporary ground wire in high voltage line maintenance point.Due to induced voltage height, temporary ground wire is contacting
And very strong electric arc and dash current will be generated when being detached from high-voltage line, this will seriously threaten the safety of service personnel, and to conducting wire
It will also result in ablation.
Utility model content
The purpose of this utility model is to provide a kind of novel temporary ground wires for high pressure maintenance, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions：It is a kind of to be used for the novel interim of high pressure maintenance
The internal activity of ground wire, including Gripper body, the Gripper body is connected with flat-pushing intermediate plate, the bottom weldering of the flat-pushing intermediate plate
It is connected to fastening nut, arc-extinction device is installed on the left of the Gripper body, cable is fixedly connected with below the arc-extinction device,
The bottom of the Gripper body is connected with handle, and the bottom of the handle is connected with rubber pad, the rubber pad
Top is equipped with handle, is flexibly connected by connecting line between the Gripper body and the handle, inside the arc-extinction device
Choke coil is installed, spring is installed below the choke coil, the internal activity of the spring is connected with electrode one, the electricity
The bottom of pole one is fixedly connected with arc chamber, and electrode two is equipped with below the arc chamber, and arc chamber both sides activity connects
It is connected to blow-out folder, conductive copper bar is welded on the right side of the arc-extinction device.
Preferably, at the top of the top of the Gripper body and flat-pushing intermediate plate it is arcuate structure, and the position of arcuate structure
It sets corresponding.
Preferably, the connecting line is electrically non-conductive material.
Preferably, the electrode one and electrode two are connected with conductive copper bar respectively.
Preferably, the width of blow-out folder and arc chamber is of same size.
The technique effect and advantage of the utility model：This is used for novel temporary ground wire of high pressure maintenance, by by collet
The top of ontology and the top of flat-pushing intermediate plate are set as arcuate structure, and the position of arcuate structure is corresponding so that clamp high pressure
It can more be fastened when line, it is safer；It is connected with rubber pad in the bottom of handle, reaches the friction increased between handle and hand
Power, the effect that anti-locking apparatus slides；It is welded with fastening nut in the bottom of flat-pushing collet, further enhances the fastening of device
Property, enhance the safety of staff.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of arc-extinction device.
In figure：1 Gripper body, 2 flat-pushing collets, 3 arc-extinction devices, 4 fastening nuts, 5 cables, 6 handles, 7 connecting lines, 8 are held
, 9 rubber pads, 10 choke coils, 11 springs, 12 electrodes one, 13 arc chambers, 14 blow-outs folder, 15 electrodes two, 16 conductive copper bars.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of the utility model, a kind of novel temporary grounding for high pressure maintenance
Line, including Gripper body 1 are used for the structure of high tension lead, and the internal activity of the Gripper body 1 is connected with flat-pushing intermediate plate 2,
For clamping high-voltage line, the bottom of the flat-pushing intermediate plate 2 is welded with fastening nut 4, described for making clamping device more fasten
The left side of Gripper body 1 is equipped with arc-extinction device 3, by arc transfer, to avoid equipment damage, 3 lower section of the arc-extinction device
It is fixedly connected with cable 5, drill rod is connected, is connected with ground, the bottom of the Gripper body 1 is connected with handle 6, for branch
Gripper body 1 and arc-extinction device 3 are supportted, the bottom of the handle 6 is connected with rubber pad 9, increases between handle 6 and hand
Frictional force, anti-locking apparatus slide, and the top of the rubber pad 9 is equipped with handle 8, for stretching connecting line 7, the Gripper body
It is flexibly connected by connecting line 7 between 1 and the handle 8, Gripper body 1 and handle 8 is linked together.
Referring to Fig. 2, Fig. 2 is the structural schematic diagram of arc-extinction device, choke coil 10 is installed inside the arc-extinction device 3,
To control high-frequency ac current, low-frequency ac electric current or DC current is allowed to pass through, the lower section of the choke coil 10 is equipped with spring 11,
For electrode 1 to set back, the internal activity of the spring 11 is connected with electrode 1, the bottom of the electrode 1
It is fixedly connected with arc chamber 13, stores electric arc, the lower section of the arc chamber 13 is equipped with electrode 2 15,13 both sides of the arc chamber
It is connected with blow-out folder 14, by the electric arc pinch off in arc chamber 13, the right side of the arc-extinction device 3 is welded with conductive copper bar
16, it is used for conduction.
Operation principle：The drill rod of 5 bottom of cable is inserted into ground first, then clamp device 4 is unclamped, high-voltage line is put
Enter in Gripper body 1, pass through rotational handle 6 so that flat-pushing intermediate plate 2 clamps high-voltage line with Gripper body 1, while with fastening spiral shell
Mother 4 fixes；At the end of work, temporary ground wire is removed, holds handle 8, drives connecting line 7 to move so that electrode 1, electric arc
Room 13 and electrode 2 15 move downward, when arc chamber 13 is moved at blow-out folder 14, under the action of little spring, and blow-out folder
14 pinch off electric arcs, finally pull out drill rod.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of novel temporary ground wire for high pressure maintenance, including Gripper body (1), it is characterised in that：The collet sheet
The internal activity of body (1) is connected with flat-pushing intermediate plate (2), and the bottom of the flat-pushing intermediate plate (2) is welded with fastening nut (4), described
Arc-extinction device (3) is installed on the left of Gripper body (1), cable (5) is fixedly connected with below the arc-extinction device (3), it is described
The bottom of Gripper body (1) is connected with handle (6), and the bottom of the handle (6) is connected with rubber pad (9), described
Handle (8) is installed above rubber pad (9), it is living by connecting line (7) between the Gripper body (1) and the handle (8)
Dynamic connection, the arc-extinction device (3) is internal to be equipped with choke coil (10), and spring is equipped with below the choke coil (10)
(11), the internal activity of the spring (11) is connected with electrode one (12), and the bottom of the electrode one (12) is fixedly connected with electricity
Arc chamber (13) is equipped with electrode two (15) below the arc chamber (13), and arc chamber (13) both sides, which are connected with, puts out
Arc presss from both sides (14), and conductive copper bar (16) is welded on the right side of the arc-extinction device (3).
2. a kind of novel temporary ground wire for high pressure maintenance according to claim 1, it is characterised in that：The collet
It is arcuate structure at the top of the top of ontology (1) and flat-pushing intermediate plate (2), and the position of arcuate structure is corresponding.
3. a kind of novel temporary ground wire for high pressure maintenance according to claim 1, it is characterised in that：The connection
Line (7) is electrically non-conductive material.
4. a kind of novel temporary ground wire for high pressure maintenance according to claim 1, it is characterised in that：The electrode
One (12) and electrode two (15) are connected with conductive copper bar (16) respectively.
5. a kind of novel temporary ground wire for high pressure maintenance according to claim 1, it is characterised in that：The blow-out
The width of folder (14) is of same size with arc chamber (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820022136.6U CN207781931U (en) | 2018-01-04 | 2018-01-04 | A kind of novel temporary ground wire for high pressure maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820022136.6U CN207781931U (en) | 2018-01-04 | 2018-01-04 | A kind of novel temporary ground wire for high pressure maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207781931U true CN207781931U (en) | 2018-08-28 |
Family
ID=63223615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820022136.6U Active CN207781931U (en) | 2018-01-04 | 2018-01-04 | A kind of novel temporary ground wire for high pressure maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207781931U (en) |
-
2018
- 2018-01-04 CN CN201820022136.6U patent/CN207781931U/en active Active
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