CN109473790A - It is a kind of can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line - Google Patents
It is a kind of can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line Download PDFInfo
- Publication number
- CN109473790A CN109473790A CN201810935687.6A CN201810935687A CN109473790A CN 109473790 A CN109473790 A CN 109473790A CN 201810935687 A CN201810935687 A CN 201810935687A CN 109473790 A CN109473790 A CN 109473790A
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- Prior art keywords
- clamping
- clip body
- wire clip
- hangs
- ground wire
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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
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/12—End pieces terminating in an eye, hook, or fork
- H01R11/14—End pieces terminating in an eye, hook, or fork the hook being adapted for hanging on overhead or other suspended lines, e.g. hot line clamp
Abstract
The present invention relates to power domain Work tool, more particularly, to it is a kind of can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line.It is a kind of can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, wire clip body including apparatus for work and U-shaped shape, clamping device is provided in the two side arms of wire clip body, clamping device includes clamping plate piece, one end of clamping plate piece is connected on the side arm of wire clip body, the other end of clamping plate piece runs through wire clip body, spring is provided between clamping plate piece and the side arm of adjacent wire clip body, hanging ring is provided at the top of wire clip body, the first clamping blade and the second clamping blade are provided on the inner circle side wall of hanging ring, clamping gap is formed between plane where plane where first clamping blade and the second clamping blade, apparatus for work includes mounting base and operating stick, support rod is provided in mounting base, support rod is provided with clamping blade far from one end of mounting base.Operating procedure is simple when the present invention hangs ground line, highly-safe.
Description
Technical field
The present invention relates to power domain Work tool, more particularly, to it is a kind of can the Ground wire with insulation ocver that hangs of long range straight line it is dedicated
Grounding rod.
Background technique
Earth wire of power transmission line is that there are many shaft tower that insulation is set up, and when checking and accepting and passing in and out to these Ground wire with insulation ocver, need to be hung
Special grounding wire, and existing Ground wire with insulation ocver Special grounding hangs method: after ground terminal is connect by operator with tower body, hand takes band
There is the insulating bar of ground line, insulated line end collet, the Ground wire with insulation ocver collet for the stick end that insulate is put into Ground wire with insulation ocver, screws absolutely
Edge stick extracts insulating bar after so that collet is tightly clamped Ground wire with insulation ocver.
Because be put into when insulating ground stick need to be vertical with Ground wire with insulation ocver, and Ground wire with insulation ocver be configured with spark gap, induced electricity compared with
Greatly, Ground wire with insulation ocver collet hangs position and tower body farther out, needs hand that the insulating bar positive insurance body that uses of seat belts is taken very to go out compared with amphi position
Setting can just hang, and cause to hang difficulty and there are security risks.
Such as Chinese patent notification number are as follows: CN2604010Y, in the Portable fluorescence warning short circuit of on 2 18th, 2004 bulletins
Ground line, is made of grounding rod and the earth lead being connected with grounding rod, is equipped with fluorescence on the grounding rod and earth lead
Band, the device is although easy to use, warning effect is preferable, but relatively complicated when operation, hangs more difficulty, safety is not
It is high.
Summary of the invention
The present invention is primarily directed to the above problem, and it is simple to provide operating procedure when one kind hangs ground line, highly-safe, energy
Enough guarantee operating personnel hang and remove be grounded when and Ground wire with insulation ocver safe distance, and avoid faradic injury
It can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line.
The purpose of the present invention is mainly to be achieved by following proposal: it is a kind of can long range straight line hang it is insulated
Line Special grounding stick, the wire clip body including apparatus for work and U-shaped shape are provided in the two side arms of the wire clip body
Clamping device, the clamping device include the clamping plate piece of arc-shaped shape, and one end of the clamping plate piece is connected to wire clip body
Side arm on, the other end of the clamping plate piece runs through wire clip body, and the clamping plate piece passes through through one end of wire clip body
Conducting copper belt is connect with wire clip body, is provided with spring between the clamping plate piece and the side arm of adjacent wire clip body, described
One end of spring be connected on wire clip body, the other end of the spring is against clamping plate on piece, the wire clip body
Top rotation connection is provided with hanging ring, and the first clamping blade and the second clamping leaf are provided on the inner circle side wall of the hanging ring
Piece forms clamping gap, the work between plane where plane where the first clamping blade and the second clamping blade
Industry device includes mounting base and operating stick, support rod is provided in the mounting base, the support rod is far from mounting base
One end is provided with the clamping blade to match with clamping gap, is provided with threaded rod, the mounting base in the operating stick
On be provided with the threaded hole being threadedly coupled with threaded rod.Clamping device, clamping device are provided in the two side arms of wire clip body
For clamping Ground wire with insulation ocver, clamping device includes the clamping plate piece of arc-shaped shape, and clamping plate piece is made of aluminium, electric conductivity compared with
Good, one end of clamping plate piece is connected on the corresponding side arm of wire clip body, and the other end of clamping plate piece runs through wire clip body, clamping plate
Piece is connect with wire clip body through one end of wire clip body by conducting copper belt, the side arm of clamping plate piece and adjacent wire clip body it
Between be provided with spring, one end of spring is connected on wire clip body, and the other end of spring is against clamping plate on piece, two clamping plate pieces with
Clamp slot is formed between the top of wire clip body, Ground wire with insulation ocver can be quickly embedded in clamp slot by such structure design
Interior, the spring of two sides pressurizes to clamping plate piece, enables clamping plate piece effectively to clamp Ground wire with insulation ocver and guarantees there is good contact, line
The top rotation connection of folder ontology is provided with hanging ring, and hanging ring can be rotated at the top of wire clip body, be set on the inner circle side wall of hanging ring
It is equipped with the first clamping blade and the second clamping blade, where plane where the first clamping blade and the second clamping blade between plane
Form clamping gap, i.e., the first clamping blade and the second clamping blade not in the same plane, apparatus for work include mounting base and
Operating stick, is provided with support rod in mounting base, and support rod is provided with and the folder that clamps gap and match far from one end of mounting base
Tight blade is provided with threaded rod in operating stick, the threaded hole being threadedly coupled with threaded rod, specific operation is provided in mounting base
When, first mounting base is threaded io in operating stick, then staff's hand-held bar is embedded in the first folder for blade is clamped
Simultaneously clamping in the clamping gap that blade and the second clamping blade are formed is held, so that wire clip body is connect with operating stick, and makes line
Folder ontology will not fall off during the installation process, then moves wire clip body and Ground wire with insulation ocver is caught in clamp slot, and can pass through
Operating stick is made appropriateness to wire clip body and is pushed in place, so that the contact between wire clip body and Ground wire with insulation ocver is more abundant, then leads to
Leaf abscission clamping gap location can will be clamped by crossing rotation operating stick, realize the separation of wire clip body and operating stick；When need by
When wire clip body separates Ground wire with insulation ocver, operating personnel will clamp blade using operating stick and be caught in clamping gap, since hanging ring can
It is rotated on wire clip body, so that clamping between the two is more convenient, by operating stick by wire clip body toward far from Ground wire with insulation ocver
Direction is mobile, so that wire clip body is detached from Ground wire with insulation ocver and is recovered in operating personnel's hand.
Preferably, earth lead has been bolted in the side of the wire clip body.The side of wire clip body is logical
It crosses and has been bolted earth lead, earth lead is connect with the earth, voltage can be avoided to act on voltage transfer to the earth
People, to achieve the purpose that protect operating personnel.
Preferably, the operating stick includes telescopic rod and fixed link, the threaded rod setting is separate in telescopic rod
On one end of fixed link, telescopic device is provided between the telescopic rod and fixed link, the telescopic device includes setting
Telescopic cavity in fixed link, the telescopic rod are provided with the telescopic mast matched with telescopic cavity close to one end of fixed link,
Telescope motor is provided on the bottom surface of the telescopic cavity, the telescopic mast is hollow structure, the bottom of the telescopic mast
It is provided with internal screw thread seat, is threaded with expansion screw, the output shaft of the telescope motor at the internal screw thread seat center
It is connect with expansion screw.Operating stick includes telescopic rod and fixed link, and telescopic rod is arranged in far from one end of fixed link in threaded rod,
Telescopic device is provided between telescopic rod and fixed link, the design of telescopic device enables operating personnel to adjust according to actual needs
The length of whole operating stick, telescopic device include the telescopic cavity being arranged in fixed link, and telescopic rod is arranged close to one end of fixed link
There is a telescopic mast matched with telescopic cavity, the side wall of telescopic mast and telescopic cavity is to be slidably connected, and is provided on the bottom surface of telescopic cavity
Telescope motor, telescopic mast are hollow structure, and the bottom of telescopic mast is provided with internal screw thread seat, and internal screw thread seat is threaded at center
The output shaft of expansion screw, telescope motor is connect with expansion screw, and when telescope motor rotates forward, the output shaft of telescope motor is driven
Expansion screw rotates forward simultaneously, and expansion screw rotates forward so that the internal screw thread seat being threadedly coupled therewith drives telescopic mast and internal screw thread seat edge
Expansion screw axial direction and towards mobile far from fixed link direction, so that the length of operating stick increases；Otherwise similarly, when flexible electricity
When machine inverts, enable to telescopic rod mobile toward close fixed link direction, so that the length of operating stick reduces；When telescope motor not
When dynamic, the length of operating stick is constant.
Preferably, being provided with operation button in the fixed link, the operation button is electrically connected with telescope motor.
Operation button is provided in fixed link, operation button is electrically connected with telescope motor, can control telescope motor by operation button
Forward, reverse or stop stop.
Preferably, being provided with anti-decylization at the top of the expansion screw.Anti-decylization is provided at the top of expansion screw,
The setting of anti-decylization can prevent internal screw thread seat to be detached from expansion screw, improve safety when operation.
Preferably, the cross section of the telescopic mast is in polygon.The cross section of telescopic mast is in polygon, therewith phase
The cross section for the telescopic cavity matched also is polygon, thus when telescope motor rotates and drives expansion screw rotation, with expansion screw
The internal screw thread seat of threaded connection, which is not able to rotate, to be moved along expansion screw axial direction.
Preferably, being correspondingly arranged on clamping balls on the opposite side of two clamping plate pieces.The opposite side of two clamping plate pieces
On be correspondingly arranged on clamping balls, the settings of clamping balls so that the connection of Ground wire with insulation ocver and wire clip body more closely, it is not easily to fall off.
Preferably, the clamping balls are made of insulating elastic material.Clamping balls are made of insulating elastic material, so that
Clamping balls will not influence the connection of Ground wire with insulation ocver and wire clip body.
Therefore, it is of the invention it is a kind of can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line have following advantages: this
Invent easy to carry, operating personnel, which is sitting in ground wire cross-arm head, can directly hang ground line using the present invention, and guarantee operating personnel
When hanging and removing and the safe distance of Ground wire with insulation ocver, faradic injury is avoided；It is flexible in operating stick in the present invention
The design of device enables operating personnel to adjust the length of operating stick according to the actual situation, operates very simple；The design of hanging ring
So that hanging for ground line is more convenient, and safety when operation is higher.
Detailed description of the invention
Attached drawing 1 is a kind of structural representation side view of the invention.
Attached drawing 2 is a kind of structural representation front view of the invention.
Attached drawing 3 is the structural schematic diagram of apparatus for work in the present invention.
Attached drawing 4 is the top view that blade is clamped in the present invention.
Attached drawing 5 is the partial section enlarged view in attached drawing 3 at A.
Illustrate: 1- hanging ring, 2- wire clip body, 3- earth lead, 4- first clamp blade, and 5- second clamps blade,
6- Ground wire with insulation ocver, 7- conducting copper belt, 8- spring, 9- clamping plate piece, 10- clamp gap, 11- clamping balls, and 12- clamps blade, 13- peace
Fill seat, 14- support rod, 15- threaded hole, 16- threaded rod, 17- telescopic rod, 18- fixed link, 19- operation button, 20- stretches spiral shell
Bar, 21- anti-decylization, 22- telescopic mast, 23- internal screw thread seat, 24- telescopic cavity, 25- telescope motor.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1:
As shown in Fig. 1,2,4, it is a kind of can the 6 Special grounding stick of Ground wire with insulation ocver that hangs of long range straight line, including apparatus for work and be in U
Earth lead 3 has been bolted in the wire clip body 2 of type shape, the side of wire clip body 2, and earth lead 3 is connect with the earth, energy
It is enough to avoid voltage from acting on people voltage transfer to the earth, thus achieve the purpose that protection operating personnel, the two of wire clip body 2
Clamping device is provided on side arm, for clamping device for clamping Ground wire with insulation ocver 6, clamping device includes the clamping plate piece of arc-shaped shape
9, clamping plate piece 9 is made of aluminium, and electric conductivity is preferable, and one end of clamping plate piece 9 is connected to the corresponding side arm of wire clip body 2
On, the other end of clamping plate piece 9 runs through wire clip body 2, and clamping plate piece 9 passes through conducting copper belt 7 and wire clamp through one end of wire clip body 2
Ontology 2 connects, and spring 8 is provided between clamping plate piece 9 and the side arm of adjacent wire clip body 2, one end of spring 8 is connected to wire clamp
On ontology 2, the other end of spring 8 is against on clamping plate piece 9, forms clamp between two clamping plate pieces 9 and the top of wire clip body 2
Ground wire with insulation ocver 6 can be quickly embedded in clamp slot by slot, such structure design, and the spring 8 of two sides adds clamping plate piece 9
Pressure enables clamping plate piece 9 effectively to clamp Ground wire with insulation ocver 6 and guarantees there is good contact, on the opposite side of two clamping plate pieces 9
Clamping balls 11 are correspondingly arranged on, clamping balls 11 are made of insulating elastic material, and the setting of clamping balls 11 is so that Ground wire with insulation ocver 6 and line
The connection of folder ontology 2 is more closely, not easily to fall off, and the top rotation connection of wire clip body 2 is provided with hanging ring 1, and hanging ring 1 can be online
The top rotation of ontology 2 is pressed from both sides, the first clamping blade 4 and the second clamping blade 5, the first folder are provided on the inner circle side wall of hanging ring 1
It holds and forms clamping gap 10, i.e., the first clamping blade 4 and the between 4 place plane of blade and the second clamping 5 place plane of blade
Not in the same plane, apparatus for work includes mounting base 13 and operating stick to two clamping blades 5, is provided with support rod in mounting base 13
14, support rod 14 is provided with the clamping blade 12 to match with clamping gap 10 far from one end of mounting base 13, sets in operating stick
It is equipped with threaded rod 16, is provided with the threaded hole 15 being threadedly coupled with threaded rod 16 in mounting base 13, it, first will installation when specific operation
Seat 13 is threaded io in operating stick, and then staff's hand-held bar is embedded in the first clamping blade 4 for blade 12 is clamped
Simultaneously clamping in the clamping gap 10 formed with the second clamping blade 5, so that wire clip body 2 is connect with operating stick, and makes wire clamp
Ontology 2 will not fall off during the installation process, then moves wire clip body 2 and Ground wire with insulation ocver 6 is caught in clamp slot, and can pass through
Operating stick is made appropriateness to wire clip body 2 and is pushed in place, so that the contact between wire clip body 2 and Ground wire with insulation ocver 6 is more abundant, then
Blade 12 can will be clamped by rotation process bar to be detached from clamping gap 10, realize the separation of wire clip body 2 and operating stick；When
When needing wire clip body 2 separating Ground wire with insulation ocver 6, operating personnel will clamp blade 12 using operating stick and be caught in clamping gap 10
In, since hanging ring 1 can rotate on wire clip body 2, so that clamping between the two is more convenient, by operating stick by wire clip body
2 is mobile toward separate 6 direction of Ground wire with insulation ocver, so that wire clip body 2 is detached from Ground wire with insulation ocver 6 and is recovered in operating personnel's hand.
As shown in Fig. 3,5, operating stick includes telescopic rod 17 and fixed link 18, and the setting of threaded rod 16 is in telescopic rod 17 far from solid
On one end of fixed pole 18, telescopic device is provided between telescopic rod 17 and fixed link 18, the design of telescopic device is so that operation people
Member can adjust the length of operating stick according to actual needs, and telescopic device includes the telescopic cavity 24 being arranged in fixed link 18, is stretched
Contracting bar 17 is provided with the telescopic mast 22 matched with telescopic cavity 24, telescopic mast 22 and telescopic cavity 24 close to one end of fixed link 18
Side wall is to be slidably connected, and telescope motor 25 is provided on the bottom surface of telescopic cavity 24, and telescopic mast 22 is hollow structure, telescopic mast 22
Bottom is provided with internal screw thread seat 23, and expansion screw 20, the output shaft of telescope motor 25 are threaded at 23 center of internal screw thread seat
It is connect with expansion screw 20, when telescope motor 25 rotates forward, the output shaft of telescope motor 25 drives expansion screw 20 to rotate forward simultaneously,
Expansion screw 20 rotates forward so that the internal screw thread seat 23 being threadedly coupled therewith drives telescopic mast 22 and internal screw thread seat 23 along expansion screw
20 axial directions and towards mobile far from 18 direction of fixed link, so that the length of operating stick increases；Otherwise similarly, when telescope motor 25
When reversion, enable to telescopic rod 17 mobile toward close 18 direction of fixed link, so that the length of operating stick reduces；Work as telescope motor
25 it is motionless when, the length of operating stick is constant；The cross section of telescopic mast 22 be in polygon, matched telescopic cavity 24 it is transversal
Face is also polygon, to be threadedly coupled when telescope motor 25 rotates and expansion screw 20 is driven to rotate with expansion screw 20
Internal screw thread seat 23, which is not able to rotate, to be moved along 20 axial direction of expansion screw；It is provided with operation button 19 in fixed link 18, grasps
Make button 19 to be electrically connected with telescope motor 25, be stopped by the forward, reverse or stop that operation button 19 can control telescope motor 25,
The top of expansion screw 20 is provided with anti-decylization 21, and the setting of anti-decylization 21 can prevent internal screw thread seat 23 to be detached from expansion screw
20, improve safety when operation.
It should be understood that being somebody's turn to do, examples are only for illustrating the present invention and not for limiting the scope of the present invention.In addition, it should also be understood that,
After having read the content of the invention lectured, those skilled in the art can make various modifications or changes to the present invention, these etc.
Valence form is also fallen within the scope of the appended claims of the present application.
Claims (8)
1. one kind can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, which is characterized in that including apparatus for work and U-shaped
The wire clip body of shape, is provided with clamping device in the two side arms of the wire clip body, the clamping device include be in arc
One end of the clamping plate piece of shape, the clamping plate piece is connected on the side arm of wire clip body, and the other end of the clamping plate piece passes through
Threading clip ontology, the clamping plate piece are connect by conducting copper belt with wire clip body through one end of wire clip body, the folder
Spring is provided between plate and the side arm of adjacent wire clip body, one end of the spring is connected on wire clip body, institute
The other end for the spring stated is against clamping plate on piece, and the top rotation connection of the wire clip body is provided with hanging ring, and described hangs
The first clamping blade and the second clamping blade are provided on the inner circle side wall of ring, plane where the described first clamping blade and the
Clamping gap is formed between plane where two clamping blades, the apparatus for work includes mounting base and operating stick, the peace
Support rod is provided on dress seat, the support rod is provided with the clamping leaf to match with clamping gap far from one end of mounting base
Piece is provided with threaded rod in the operating stick, the threaded hole being threadedly coupled with threaded rod is provided in the mounting base.
2. one kind according to claim 1 can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, which is characterized in that
Earth lead has been bolted in the side of the wire clip body.
3. one kind according to claim 1 can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, which is characterized in that
The operating stick includes telescopic rod and fixed link, and telescopic rod is arranged in far from one end of fixed link in the threaded rod, institute
Telescopic device is provided between the telescopic rod stated and fixed link, the telescopic device includes that stretching in fixed link is arranged in
Chamber, the telescopic rod are provided with the telescopic mast matched with telescopic cavity, the bottom of the telescopic cavity close to one end of fixed link
Telescope motor is provided on face, the telescopic mast is hollow structure, and the bottom of the telescopic mast is provided with internal screw thread seat, institute
It is threaded with expansion screw at the internal screw thread seat center stated, the output shaft of the telescope motor is connect with expansion screw.
4. one kind according to claim 3 can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, which is characterized in that
Operation button is provided in the fixed link, the operation button is electrically connected with telescope motor.
5. one kind according to claim 3 or 4 can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, feature exists
In being provided with anti-decylization at the top of the expansion screw.
6. one kind according to claim 3 or 4 can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, feature exists
In the cross section of the telescopic mast is in polygon.
7. one kind according to claim 1 or 2 or 3 can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, it is special
Sign is that two clamping plate pieces are correspondingly arranged on clamping balls on opposite side.
8. one kind according to claim 7 can the Ground wire with insulation ocver Special grounding stick that hangs of long range straight line, which is characterized in that
The clamping balls are made of insulating elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935687.6A CN109473790B (en) | 2018-08-16 | 2018-08-16 | Special ground rod for insulating ground wire capable of being hung in long-distance straight line manner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810935687.6A CN109473790B (en) | 2018-08-16 | 2018-08-16 | Special ground rod for insulating ground wire capable of being hung in long-distance straight line manner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109473790A true CN109473790A (en) | 2019-03-15 |
| CN109473790B CN109473790B (en) | 2020-06-30 |
Family
ID=65661441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810935687.6A Active CN109473790B (en) | 2018-08-16 | 2018-08-16 | Special ground rod for insulating ground wire capable of being hung in long-distance straight line manner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109473790B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114094357A (en) * | 2021-09-28 | 2022-02-25 | 金华送变电工程有限公司 | General earthing device for 500kV and above power transmission lines |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114094357A (en) * | 2021-09-28 | 2022-02-25 | 金华送变电工程有限公司 | General earthing device for 500kV and above power transmission lines |
| CN114094357B (en) * | 2021-09-28 | 2023-08-18 | 金华送变电工程有限公司 | Universal grounding device for 500kV and above transmission lines |
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