CN109119853A - A kind of the short circuit wire clamp and its short circuit method of quick despatch - Google Patents
A kind of the short circuit wire clamp and its short circuit method of quick despatch Download PDFInfo
- Publication number
- CN109119853A CN109119853A CN201811051493.6A CN201811051493A CN109119853A CN 109119853 A CN109119853 A CN 109119853A CN 201811051493 A CN201811051493 A CN 201811051493A CN 109119853 A CN109119853 A CN 109119853A
- Authority
- CN
- China
- Prior art keywords
- mounting plate
- short circuit
- metallic channel
- wire clamp
- bottom cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
- H01R25/16—Rails or bus-bars provided with a plurality of discrete connecting locations for counterparts
- H01R25/164—Connecting locations formed by flush mounted apparatus
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R25/00—Coupling parts adapted for simultaneous co-operation with two or more identical counterparts, e.g. for distributing energy to two or more circuits
- H01R25/16—Rails or bus-bars provided with a plurality of discrete connecting locations for counterparts
- H01R25/161—Details
- H01R25/162—Electrical connections between or with rails or bus-bars
Abstract
The invention discloses a kind of short circuit wire clamp of quick despatch and its it is shorted method, first metallic channel of open at both ends is set on bottom cover, pass through several hinged glands side by side of connecting shaft on bottom cover, second metallic channel of gland surfaces setting open at both ends, gland is fixedly connected with mounting plate far from one end of connecting shaft, through-hole is set on mounting plate, mounting plate is along the both ends of the long axis direction of the second metallic channel one defining flange of equal face, defining flange is fixedly connected with bottom cover, arc groove of the defining flange away from a side surface of mounting plate direction setting open at both ends；Connector includes limit shaft, tie down screw, nut, and the both ends for limiting shaft are located in the arc groove of two defining flanges of mounting plate face, and tie down screw is fixed on limit shaft, and nut is set on tie down screw.The present invention is to solve the problems, such as that shorting stub wire clamp in the prior art high-altitude is shorted the purpose that time-consuming, realizes shortening shorting stub operation time, reduces security risk.
Description
Technical field
The present invention relates to electrical network fields, and in particular to a kind of the short circuit wire clamp and its short circuit method of quick despatch.
Background technique
In recent years, with the aggravation of climate change and increasing for extreme weather, in winter and summer, 110kV~500kV
Power circuit be very easy to overload.Circuit overload will lead to conductor joint heating or even blow.Therefore, on-line treatment conductor joint heating is
One of most common maintenance task in electric system.In order to guarantee normal power supply in replacement bond process, need
Connector both ends short-circuit line overlaps a bypass, flows through electric current from short-circuit line, and here it is the shorting stub works in power industry
Industry.In the prior art, generally by screw bolt-type T-type wire clamp as shown in Fig. 1 as shorting stub wire clamp.For screw bolt-type T
For shaped cable clamp, whether the electrical contact performance of wire clamp is stable mainly related with installation quality.However bolt in the prior art
Type T-type cable clip bolt is more, and connector is more, and needs to fasten by tool, and time-consuming, be easy to cause local pyrexia, virtually increases
Falling risk；Simultaneously because there are many connector, slightly carelessness is easy for the starting the arc, threatens operating personnel's personal safety.
Summary of the invention
The purpose of the present invention is to provide a kind of short circuit wire clamp of quick despatch and its it is shorted method, to solve the prior art
In shorting stub wire clamp high-altitude be shorted time-consuming, threaten operating personnel's personal safety the problem of, realize shorten shorting stub operation when
Purpose that is long, reducing security risk.
The present invention is achieved through the following technical solutions:
The first metallic channel of open at both ends, bottom are arranged on the bottom cover for a kind of short circuit wire clamp of quick despatch, including bottom cover
It covers through several hinged glands side by side of connecting shaft, the second metallic channel of the gland surfaces setting open at both ends is described
Second metallic channel and the first metallic channel are facing each other, and the long axis of the second metallic channel and the long axis of the first metallic channel are parallel to each other, institute
It states gland and is fixedly connected with mounting plate far from one end of connecting shaft, through-hole is set on the mounting plate, the mounting plate is led along second
The both ends of the long axis direction of wire casing one defining flange of equal face, the defining flange are fixedly connected with bottom cover, defining flange back
The arc groove of side surface setting open at both ends from mounting plate direction, the cross section of the arc groove is in circular arc
Shape, the axis of arc groove and the long axis of the first metallic channel are parallel to each other, the axis collinear of all arc grooves；It further include being used for
The connector of connection plate and defining flange, the connector include limit shaft, tie down screw, nut, the limit shaft
The both ends of bar are located in the arc groove of two defining flanges of mounting plate face, and the tie down screw is fixed on limit shaft
On bar, limit shaft passes through the through-hole on mounting plate, and the nut is set on tie down screw.
Shorting stub wire clamp high-altitude in the prior art be shorted time-consuming, threaten operating personnel's personal safety aiming at the problem that, this
Invention proposes a kind of short circuit wire clamp of quick despatch, is made of bottom cover and several glands hinged with bottom cover, the first metallic channel
Facing each other with the second metallic channel, mutually closing up can be to provide complete holding tank for conducting wire.Gland far from connecting shaft one
End is fixedly connected with mounting plate, through-hole is arranged on the mounting plate, the mounting plate is along the both ends of the long axis direction of the second metallic channel
One defining flange of equal face is one mounting plate of setting on a gland, corresponding two defining flanges of a mounting plate.Limit
Position flange is away from the arc groove of a side surface of mounting plate direction setting open at both ends, and arc groove is for being limit shaft
Bar provides accommodation space, therefore optimal case is identical as the limit radius of shaft for the cross sectional radius of arc groove, can be true
Protect the inner wall that limit shaft sticks on arc groove completely.The present invention passes through through-hole by tie down screw, so that limit shaft position
In in two arc grooves, then nut is tightened on a mounting board, temporarily connecting between mounting plate and defining flange can be realized
It connects, to realize the connection between bottom cover and gland.Specific use process is as follows by the present invention: preparing drainage thread on ground, by two
A wire clamp respectively crimps one end of drainage thread, forms quick shorting stub, loosens the nut, and connector is unloaded loading kit
In；After operating personnel steps on bar in place, all glands are raised, quick shorting stub is caught in the first metallic channel on bottom cover；It closes
All glands, take out connector from kit, and tie down screw is passed through through-hole from bottom cover direction to gland direction, makes limit shaft
Bar sticks on the inner wall of arc groove, and from mounting plate, away from the side of defining flange, nut is tightened on tie down screw, i.e., complete
At shorting stub operation.When needing to dismantle shorting stub, it is only necessary to loosen each nut, connector is removed, i.e., openable gland will
Quick shorting stub is taken out.The configuration of the present invention is simple, easy to use, for existing wire connecting clip, connector quantity is significant
Reduce, and quickly shorting stub can be got ready in advance on ground, step on bar after directly use, be attached, compare again after bar without stepping on
For the prior art, greatly shorten the high-altitude stay time in shorting stub operation process so that local pyrexia phenomenon and
Falling risk has significant decrease.Further, since inventive joint is few, wiring difficulty drops significantly for operating personnel
A possibility that low, therefore carelessness is made a mistake significant decrease, starting the arc risk are effectively controlled, to reduce to operating personnel's person
The threat of safety, hence it is evident that improve safety coefficient.
Several first free bearings are arranged far from one end of defining flange direction in the bottom cover, first free bearing with it is described
Defining flange face one by one；N number of second free bearing, first hinge is arranged far from one end of mounting plate direction in the gland
Axis placing hole is all provided on seat, the second free bearing；The connecting shaft passes through all first free bearings, the axis hole on the second free bearing, wherein N >=2.
In the present solution, being hinged between bottom cover and gland by the first free bearing, the second free bearing and connecting shaft, realization.In this programme
Provided articulated manner have fabulous detachability, it is only necessary to unload connecting shaft, between bottom cover and gland can completely into
Row disassembly, enables operating personnel is more flexible to be combined and replace use, significantly improves using flexible of the invention
Degree also can quickly carry out dismounting and change when pole ascending operation catches sight of local damage.
Preferably, split pin is arranged in one end setting plug, the other end of the connecting shaft.Plug can not lead to from through-hole
Stabilization when crossing, therefore ensuring that connecting shaft uses by plug and split pin, when needing to unload connecting shaft, it is only necessary to unload first
Split pin, it is very convenient.
Preferably, first metallic channel, the second metallic channel cross section be the equal arc-shaped of radius.It is led to be shorted
Line provides stable short circuit space.
Further, first metallic channel, the second metallic channel inner wall be provided with it is parallel with respective long axis anti-skidding
Line.In the case where guaranteeing through-flow, frictional force is increased, guarantees that conducting wire fixation is reliable.
Preferably, the nut is wing nut.This programme is not required to that the fast quick-mounting of wire clamp can be completed by tool, with hand
It unloads, has very important significance for needing the livewire work of compressible processing time as far as possible.
Further, the notch being connected to through-hole is set on the mounting plate, and the notch is located at mounting plate far from connection
The side of axis.In the present solution, i.e. openable gland takes out wire clamp after nut unclamps one section, do not need nut and screw rod is complete
Wire clamp could be dismantled after unloading taking-up, whole device may make to remain one in use in this way, avoided single
Components fall off, and have thoroughly prevented the problem of components injure lower section personnel by a crashing object from high falling, while nut without unloading completely
Pine, therefore disassembly is time-consuming shorter, further compresses the time-consuming of livewire work, further decreases security risk.
One section of aluminium hydraulic pressed connecting pipe is also fixedly connected on the bottom cover.For crimping drainage thread.
The short circuit method of short circuit wire clamp based on quick despatch, comprising the following steps:
(a) prepare drainage thread on ground, two wire clamps are respectively crimped to one end of drainage thread, quick shorting stub is formed, loosens
The nut, connector is unloaded and is fitted into kit；
(b) after operating personnel steps on bar in place, all glands are raised, the first metallic channel quick shorting stub being caught on bottom cover
In；
(c) all glands are closed, connector is taken out from kit, tie down screw is worn from bottom cover direction to gland direction
Cross through-hole, make to limit shaft and stick on the inner wall of arc groove, from mounting plate away from nut is tightened for the side of defining flange
On tie down screw.
Compared with prior art, the present invention having the following advantages and benefits:
1, a kind of short circuit wire clamp of quick despatch of the present invention and its short circuit method, structure is simple, easy to use, compared to existing
For some wire connecting clips, connector quantity is substantially reduced, and quickly shorting stub can be got ready in advance on ground, step on bar after directly make
With being attached again after bar without stepping on, compared to existing technologies, greatly shorten the high-altitude in shorting stub operation process
Stay time, so that local pyrexia phenomenon and falling risk have significant decrease.Further, since inventive joint is few, for
A possibility that wiring difficulty substantially reduces for operating personnel, therefore carelessness is made a mistake significant decrease, starting the arc risk are effectively controlled
System, to reduce the threat to operating personnel's personal safety, hence it is evident that improve safety coefficient.
2, a kind of short circuit wire clamp of quick despatch of the present invention and its short circuit method, have fabulous detachability, it is only necessary to unload
Lower connecting shaft, can be dismantled completely between bottom cover and gland, enable operating personnel is more flexible to be combined
It is used with replacement, significantly improves using flexible degree of the invention, it also can be fast when pole ascending operation catches sight of local damage
Speed carries out dismounting and change.
3, a kind of short circuit wire clamp of quick despatch of the present invention and its short circuit method are openable gland after one section of nut release
Wire clamp is taken out, does not need wire clamp could be dismantled after nut and screw rod are unloaded taking-up completely, may make whole device in this way
One is remained in use, is avoided falling off for single components, has thoroughly been prevented components and injured by a crashing object from high falling
The problem of lower section personnel, while nut is not necessarily to loosen completely, therefore dismantles time-consuming shorter, the further consumption for compressing livewire work
When, further decrease security risk.
Detailed description of the invention
Attached drawing described herein is used to provide to further understand the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the prior art；
Fig. 2 is the structural schematic diagram of the specific embodiment of the invention；
Fig. 3 is the structural schematic diagram of bottom cover in the specific embodiment of the invention；
Fig. 4 is the structural schematic diagram of gland in the specific embodiment of the invention；
Fig. 5 is the structural schematic diagram of connector in the specific embodiment of the invention；
Fig. 6 is the partial schematic diagram in the specific embodiment of the invention 3.
Label and corresponding parts title in attached drawing:
1- bottom cover, the first metallic channel of 2-, 3- gland, the second metallic channel of 4-, 5- mounting plate, 6- through-hole, 7- defining flange, 8-
Arc groove, 9- limit shaft, 10- tie down screw, 11- nut, the first free bearing of 12-, the second free bearing of 13-, 14- axis hole, 15- are stifled
Head, 16- split pin, 17- notch, 18- connecting shaft, 19- aluminium hydraulic pressed connecting pipe.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation for explaining only the invention, are not made
For limitation of the invention.
Embodiment 1:
A kind of short circuit wire clamp of quick despatch, as shown in Figures 2 to 5, including bottom cover 1, setting both ends are spacious on the bottom cover 1
Mouthful the first metallic channel 2, by several the hinged glands 3 side by side of connecting shaft 18 on bottom cover 1,3 surface of gland is arranged two
Hold the second open metallic channel 4, second metallic channel 4 and the first metallic channel 2 are facing each other, the long axis of the second metallic channel 4 and
The long axis of first metallic channel 2 is parallel to each other, and the gland 3 is fixedly connected with mounting plate 5, the installation far from one end of connecting shaft 18
Through-hole 6 is set on plate 5, and the mounting plate 5 is along the both ends of the long axis direction of the second metallic channel 4 one defining flange 7 of equal face, institute
It states defining flange 7 to be fixedly connected with bottom cover 1, open at both ends is arranged away from a side surface of 5 direction of mounting plate in defining flange 7
Arc groove 8, the cross section of the arc groove 8 is in arc-shaped, the long axis of the axis of arc groove 8 and the first metallic channel 2
It is parallel to each other, the axis collinear of all arc grooves 8；It further include the connector for connection plate 5 and defining flange 7, institute
Stating connector includes limit shaft 9, tie down screw 10, nut 11, and the both ends of the limit shaft 9 are being located at mounting plate 5 just
Pair two defining flanges 7 arc groove 8 in, the tie down screw 10 be fixed on limit shaft 9 on, limit shaft 9 pass through
Through-hole 6 on mounting plate 5, the nut 11 are set on tie down screw 10.
The short circuit method of the present embodiment are as follows: (a) prepares drainage thread on ground, and two wire clamps are respectively crimped the one of drainage thread
End, forms quick shorting stub, loosens the nut, connector is unloaded and is fitted into kit；(b) operating personnel steps on bar in place
Afterwards, all glands are raised, quick shorting stub is caught in the first metallic channel on bottom cover；(c) all glands are closed, from kit
Tie down screw is passed through through-hole from bottom cover direction to gland direction by middle taking-up connector, and limit shaft is made to stick on arc groove
Inner wall, from mounting plate, away from the side of defining flange, nut is tightened on tie down screw.
Embodiment 2:
A kind of short circuit wire clamp of quick despatch, on the basis of embodiment 1, the bottom cover 1 is far from 7 place side of defining flange
To one end several first free bearings 12 are set, first free bearing 12 and the defining flange 7 face one by one；The gland 3 is remote
Two the second free bearings 13 are arranged in one end from 5 direction of mounting plate, are respectively provided with axis on first free bearing 12, the second free bearing 13
Hole 14；Axis hole 14 of the connecting shaft 18 on all first free bearings 12, the second free bearing 13.One end of the connecting shaft 18 is set
Set plug 15, other end setting split pin 16.First metallic channel 2, the second metallic channel 4 cross section be that radius is equal
Arc-shaped.First metallic channel 2, the second metallic channel 4 inner wall be provided with the anti-skid chequer parallel with respective long axis.The spiral shell
Mother 11 is wing nut.
Embodiment 3:
A kind of short circuit wire clamp of quick despatch, as shown in Fig. 6, based on any of the above embodiments, the installation
The notch 17 being connected to through-hole 6 is set on plate 5, and the notch 17 is located at side of the mounting plate 5 far from connecting shaft 18.
Embodiment 4:
A kind of short circuit wire clamp of quick despatch is also fixedly connected on the bottom cover 1 based on any of the above embodiments
There is one section of aluminium hydraulic pressed connecting pipe 19.
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (9)
1. a kind of short circuit wire clamp of quick despatch, which is characterized in that including bottom cover (1), open at both ends is arranged on the bottom cover (1)
The first metallic channel (2), pass through connecting shaft (18) several hinged glands (3) side by side, gland (3) table on bottom cover (1)
The second metallic channel (4) of open at both ends is arranged in face, and second metallic channel (4) and the first metallic channel (2) are facing each other, and second leads
The long axis of wire casing (4) and the long axis of the first metallic channel (2) are parallel to each other, and the one end of the gland (3) far from connecting shaft (18) is solid
Determine connection plate (5), through-hole (6) is set on the mounting plate (5), long axis of the mounting plate (5) along the second metallic channel (4)
One defining flange (7) of the equal face in the both ends in direction, the defining flange (7) are fixedly connected with bottom cover (1), defining flange (7)
Away from the arc groove (8) of a side surface of mounting plate (5) direction setting open at both ends, the cross of the arc groove (8)
Section is in arc-shaped, and the long axis of the axis and the first metallic channel (2) of arc groove (8) is parallel to each other, all arc grooves (8)
Axis collinear；It further include the connector for connection plate (5) and defining flange (7), the connector includes limit shaft
(9), tie down screw (10), nut (11), the both ends of limit shaft (9) are located at two limits of mounting plate (5) face
In the arc groove (8) of position flange (7), the tie down screw (10) is fixed in limit shaft (9), and limit shaft (9) passes through
Through-hole (6) on mounting plate (5), the nut (11) are set on tie down screw (10).
2. a kind of short circuit wire clamp of quick despatch according to claim 1, which is characterized in that the bottom cover (1) is far from limit
One end of position flange (7) direction is arranged several first free bearings (12), first free bearing (12) and the defining flange (7)
Face one by one；N number of second free bearing (13), first hinge is arranged far from one end of mounting plate (5) direction in the gland (3)
Axis placing hole (14) are all provided on seat (12), the second free bearing (13)；The connecting shaft (18) passes through all first free bearings (12), the second hinge
Axis hole (14) on seat (13), wherein N >=2.
3. a kind of short circuit wire clamp of quick despatch according to claim 2, which is characterized in that the one of the connecting shaft (18)
End setting plug (15), other end setting split pin (16).
4. a kind of short circuit wire clamp of quick despatch according to claim 1, which is characterized in that first metallic channel (2),
The cross section of second metallic channel (4) is the equal arc-shaped of radius.
5. a kind of short circuit wire clamp of quick despatch according to claim 1, which is characterized in that first metallic channel (2),
The inner wall of second metallic channel (4) is provided with the anti-skid chequer parallel with respective long axis.
6. a kind of short circuit wire clamp of quick despatch according to claim 1, which is characterized in that the nut (11) is butterfly
Nut.
7. a kind of short circuit wire clamp of quick despatch according to claim 1, which is characterized in that set on the mounting plate (5)
The notch (17) being connected to through-hole (6) is set, the notch (17) is located at the side of mounting plate (5) far from connecting shaft (18).
8. a kind of short circuit wire clamp of quick despatch according to claim 1, which is characterized in that also solid on the bottom cover (1)
Surely it is connected with one section of aluminium hydraulic pressed connecting pipe (19).
9. the short circuit method of the short circuit wire clamp based on a kind of quick despatch any in claim 1 to 8, feature exist
In, comprising the following steps:
(a) prepare drainage thread on ground, two wire clamps are respectively crimped to one end of drainage thread, form quick shorting stub, loosen described
Nut (11), connector is unloaded and is fitted into kit；
(b) after operating personnel steps on bar in place, all glands (3) are raised, quick shorting stub is caught in the first conducting wire on bottom cover (1)
In slot (2)；
(c) all glands (3) are closed, connector is taken out from kit, by tie down screw (10) from bottom cover (1) direction to gland
(3) direction passes through through-hole (6), makes to limit the inner wall that shaft (9) stick on arc groove (8), deviates from limit convex from mounting plate (5)
Nut (11) is tightened on tie down screw (10) by the side of edge (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811051493.6A CN109119853B (en) | 2018-09-10 | 2018-09-10 | Quick-to-mount and quick-to-dismount short circuit clamp and short circuit method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811051493.6A CN109119853B (en) | 2018-09-10 | 2018-09-10 | Quick-to-mount and quick-to-dismount short circuit clamp and short circuit method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109119853A true CN109119853A (en) | 2019-01-01 |
| CN109119853B CN109119853B (en) | 2020-02-14 |
Family
ID=64859094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811051493.6A Active CN109119853B (en) | 2018-09-10 | 2018-09-10 | Quick-to-mount and quick-to-dismount short circuit clamp and short circuit method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109119853B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205178048U (en) * | 2015-04-03 | 2016-04-20 | 山西永强电气有限公司 | Parallel groove wire clamp |
| US20160259142A1 (en) * | 2013-11-15 | 2016-09-08 | Huawei Technologies Co., Ltd. | Optical Fiber Stripping Apparatus and Communications Device |
| CN205583183U (en) * | 2016-05-09 | 2016-09-14 | 国网青海省电力公司海南供电公司 | Take binding post's improvement type parallel groove clamp |
| CN206004210U (en) * | 2016-08-30 | 2017-03-08 | 国网江苏省电力公司东海县供电公司 | A kind of livewire work construction elastic wire clamp |
| CN208571154U (en) * | 2018-09-10 | 2019-03-01 | 国网四川省电力公司技能培训中心 | A kind of short circuit wire clamp of quick despatch |
-
2018
- 2018-09-10 CN CN201811051493.6A patent/CN109119853B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160259142A1 (en) * | 2013-11-15 | 2016-09-08 | Huawei Technologies Co., Ltd. | Optical Fiber Stripping Apparatus and Communications Device |
| CN205178048U (en) * | 2015-04-03 | 2016-04-20 | 山西永强电气有限公司 | Parallel groove wire clamp |
| CN205583183U (en) * | 2016-05-09 | 2016-09-14 | 国网青海省电力公司海南供电公司 | Take binding post's improvement type parallel groove clamp |
| CN206004210U (en) * | 2016-08-30 | 2017-03-08 | 国网江苏省电力公司东海县供电公司 | A kind of livewire work construction elastic wire clamp |
| CN208571154U (en) * | 2018-09-10 | 2019-03-01 | 国网四川省电力公司技能培训中心 | A kind of short circuit wire clamp of quick despatch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109119853B (en) | 2020-02-14 |
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