CN106299764A - A kind of wired earth wire clamp with double hanging wire pattern - Google Patents

A kind of wired earth wire clamp with double hanging wire pattern Download PDF

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Publication number
CN106299764A
CN106299764A CN201610948809.6A CN201610948809A CN106299764A CN 106299764 A CN106299764 A CN 106299764A CN 201610948809 A CN201610948809 A CN 201610948809A CN 106299764 A CN106299764 A CN 106299764A
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CN
China
Prior art keywords
wire
wire clip
diverter
clip
springboard
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
Application number
CN201610948809.6A
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Chinese (zh)
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CN106299764B (en
Inventor
王传祯
罗天宇
杨晓丰
王洪海
丁文骏
赵小康
徐晓频
徐雄
吴海静
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Shaoxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Zhejiang Electric Power Co Ltd
Shaoxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Publication date
Application filed by State Grid Corp of China SGCC, State Grid Zhejiang Electric Power Co Ltd, Shaoxing Power Supply Co of State Grid Zhejiang Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201610948809.6A priority Critical patent/CN106299764B/en
Publication of CN106299764A publication Critical patent/CN106299764A/en
Application granted granted Critical
Publication of CN106299764B publication Critical patent/CN106299764B/en
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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual 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
    • H01R11/11End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/12End pieces terminating in an eye, hook, or fork
    • H01R11/14End 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 a kind of wired earth wire clamp with double hanging wire pattern, including upper and lower wire clip body, the middle part of upper and lower wire clip body connects by being cased with the pivot pin of torsion spring, and the head end of upper wire clip body is fixed with diverter, being provided with limiting plate inside diverter, diverter top is provided with through hole;The middle part of wire clip body is arranged with groove up and down, is provided with the springboard being rotationally connected with drop wire clip body at groove, and the top of springboard is connected with limiting plate by nylon rope;The tail end of wire clip body is respectively rotationally connected with one piece of connecting plate up and down, and two pieces of connecting plates are by bearing pin connection coaxial with arm-tie;Being to have insulating cord on arm-tie, the other end of insulating cord is fixed on latch and stretches out;The tail end of drop wire clip body is fixed with ground connection annealed copper wire.The present invention has two kinds of work patterns, has simple in construction, and dismounting is convenient, and flexible operation, feature applied widely and easy to carry effectively reduce labor intensity and the operating technology difficulty of operating personnel.

Description

A kind of wired earth wire clamp with double hanging wire pattern
Technical field
The present invention relates to a kind of wired earth wire clamp used when high pressure overhead power line interruption maintenance, specifically A kind of wired earth wire clamp with double hanging wire pattern.
Background technology
Power industry is infrastructural industries and the public utilities supporting national economy and social development, along with China's its people's warp The fast development of Ji and improving constantly of living standards of the people, more and more higher to the degree of dependence of electric power.Therefore, power grid security Concerning national economy, and transmission line of electricity is safely the important leverage of power grid security.In order to ensure the safety and stability of transmission facility, must Must carry out overhauling defect elimination, investigation hidden danger to equipment in strict accordance with code regulation.
Interruption maintenance is the major way of current overhead transmission line elimination of equipment defect." power grid security working regulation " clearly advises It is fixed: each shift job site respectively holds each branch line (including user) of the most anti-power transmission with in job site all to answer ground connection, Also to hang construction earth lead in work progress prevents faradism from causing the accident.Therefore, dead line is carried out reliable ground One of important technique measure ensureing safety when being operation on power circuit.Wide variety of earthing clamp in operation at present There is a following two:
A kind of is to utilize wire clamp acceleration of gravity when aerial tenesmus to hang.During use, operating personnel will at cross-arm head Earthing clamp puts down directly over wire, unclamps hand-held insulating cord when wire clamp distance of wire distance above, and wire clamp exists Accelerate tenesmus under action of gravity, trigger springboard after striking wire, make wire clamp be clamped under the action of the spring on wire.This connect Ground clamp is applicable to cross-arm head an abundant working place and wire tangent tower immediately below cross-arm, and for strained angled tower, The wires such as terminal tower, difference tower not situation immediately below cross-arm, it is very big that this earthing clamp hangs difficulty, needs the highest skill Ingeniously, hang especially for the wire of big corner and often expend for a long time, wire clamp can only be put to height identical with wire, make Pendular movement made by wire clamp, utilizes impulsive force to make clip hang on wire, and this method needs operator to have a twist of the wrist, becomes The power very end, waste time and energy.
Another kind is to utilize insulating bar to hang.This earthing clamp needs first wire clamp to be fixed on insulating bar On, wire clamp is tightened on wire by rotation process bar.This earthing clamp needs certain experiences when hanging, and the dynamics tightened is difficult to Grasp, often occur that between clip and wire, loose contact causes producing between clip landing or wire and wire clamp induction discharge, burns out Wire clamp and wire, cause production accident, it is impossible to plays the purpose ensureing job safety.Utilize action bars to hang and require operating personnel Carry earth lead, electroscope etc. and also to carry action bars simultaneously, also action bars insulating properties are detected before work.For The situation that distance is bigger, also to lengthen action bars on tower, and operation easier is big, and danger coefficient is high.
Its mode of operation technical difficulty of the most several existing wire clamps is big, takes time and effort, complex procedures, makes the most abundant stopping The electricity repair time is more nervous.Have a strong impact on production plan, reduce work efficiency.
Summary of the invention
For these reasons, it is an object of the invention to provide a kind of wired earth wire clamp with double hanging wire pattern, can lead to The conversion crossing operator scheme is applicable to the ground connection operation of different shaft tower wire, has simple to operate.The feature such as safe and reliable.
To achieve these goals, the technical solution adopted in the present invention is:
A kind of wired earth wire clamp with double hanging wire pattern, including wire clip body, springboard, diverter, limiting plate, latch, absolutely Edge rope, arm-tie and connecting plate;Wire clip body is divided into wire clip body and drop wire clip body, and the middle part of upper and lower wire clip body is by being cased with The pivot pin of torsion spring connects, and the head end of upper and lower wire clip body is opening, and the head end of upper wire clip body is fixed with diverter, diverter Inside is provided with limiting plate, and diverter top is provided with through hole;Up and down the middle part of wire clip body is arranged with groove, be provided with at groove with The springboard that drop wire clip body is rotationally connected, the top of springboard is connected with limiting plate by nylon rope;The tail end of wire clip body up and down Respectively being rotationally connected with one piece of connecting plate, two pieces of connecting plates are by bearing pin connection coaxial with arm-tie;It is to have insulating cord on arm-tie, insulating cord The other end is fixed on latch and stretches out;The tail end of drop wire clip body is fixed with ground connection annealed copper wire.
Described limiting plate exposes to one end of diverter and is provided with limiting plate draw ring, and nylon rope lies on limiting plate draw ring, limit Position plate is placed on a section within diverter and is arranged with spring, and limiting plate can move back and forth under the pulling force of nylon rope.
The bottom of described latch is provided with spring, and in latch inserts the through hole on diverter, limited plate is fixed.
The top of described springboard is provided with L-type groove, is provided with resilient key in the groove of upper wire clip body, L-type groove when springboard is upright It is connected on resilient key.
Described nylon rope is high-strength nylon rope.
The present invention adds commutation work pattern by diverter and latch, and visual concrete work site environments needs to select Whether employing commutation work pattern, present configuration is simple, and dismounting is convenient, and flexible operation, applied widely being also convenient for is carried, and has The labor intensity reducing operating personnel of effect and operating technology difficulty.
Below by way of the drawings and specific embodiments, the present invention is further elaborated.
Accompanying drawing illustrates:
Fig. 1 is the perspective view of the present invention;
Fig. 2 is the main TV structure schematic diagram of the present invention;
Fig. 3 is the plan structure schematic diagram of limiting plate.
Detailed description of the invention:
In conjunction with shown in Fig. 1 to Fig. 3, a kind of wired earth wire clamp with double hanging wire pattern, including wire clip body, springboard 4, commutation Device 3, limiting plate 10, latch 9, insulating cord 7, arm-tie 5 and connecting plate 6.Wherein, wire clip body is divided into wire clip body 1 and drop wire clip Body 2, the middle part of upper wire clip body 1 and drop wire clip body 2 connects by being cased with the bearing pin 16 of torsion spring 15, upper wire clip body 1 He The opening of drop wire clip body 2 is defined as head end, and the other end is then tail end, and opening is for the clamping of wire.By torsion spring 15 In drive wire clip body 1 and drop wire clip body 2 deciliter.Diverter 3 is fixed on the head of upper wire clip body 1 by headless screw End, diverter 3 is internal is provided with cavity, and cavity connects with the circular hole of its sidepiece, is provided with limiting plate 10 in cavity, and limiting plate 10 overlaps Having spring 19, limiting plate 10 to be provided with one end of limiting plate draw ring 11 to stretch out in circular hole, the top of diverter 3 offers through hole 14, through hole 14 connects with cavity.
Middle part symmetry at upper wire clip body 1 and drop wire clip body 2 offers rectangle groove 18, is placed in logical by springboard 4 In groove 18, and making its one end be fixed on drop wire clip body 2 by resilient key 17, springboard 4 can rotate along resilient key 17.At springboard The top of 4 offers L-type groove 22, and is provided with resilient key 17 in the groove 18 of upper wire clip body 1, makes springboard 4 be in uprightly During position, L-type groove 22 can be connected in resilient key 17 upper limit.Top high-strength nylon by limiting plate draw ring 11 with springboard 4 Rope 8 is attached, it is possible to use the pulling force of nylon rope 8 pulls limiting plate 10 to move back and forth.
The tail end of upper wire clip body 1 and drop wire clip body 2 respectively connects one piece of connecting plate 6, the company of making respectively with a resilient key 17 Plate 6 can rotate along resilient key 17, and at the other end of two pieces of connecting plates 6 by bearing pin 16 connection coaxial with arm-tie 5.Above-mentioned wire The matching used parts of one of them pattern of earthing clamp also have latch 9, the top of latch 9 to be provided with latch ring 12, lower cylindrical Body is provided with limited location snap ring, is provided with spring 13 in the bottom of latch 9.Arm-tie 5 is have insulating cord 7, when needs selection is changed When mode of operation, the other end of insulating cord 7 need to stretch out after being first fixed on latch ring 12 again.At drop wire clip body 2 Tail end bottom be fixed with hex bolts 20, dead earth annealed copper wire 21 on hex bolts 20.
The wired earth wire clamp with said structure has two kinds of mode of operations, and one is commutating mode, another kind of right and wrong Commutating mode.The most non-commutating mode is applicable to earthing position and uses immediately below cross-arm and when conductor spacing cross-arm is nearer.Make During with this pattern ground connection operation, it is not necessary to using latch 9, can directly lie on arm-tie 5 by insulating cord 7, hand-held insulating cord 7 be additionally One end, puts down wire clamp directly over wire so that it is opening alignment wire.When wire clamp distance of wire reaches certain distance, Making wire clamp accelerate tenesmus, under the percussion of gravity, the L-type groove 22 on springboard 4 top departs from from resilient key 17, and upper wire clamp is originally Body 1 and drop wire clip body 2 drive opening to open under the effect of arm-tie 5 and torsion spring 15 and clamp wire, complete whole hanging wire and make Industry.Wherein, arm-tie 5 and connecting plate 6 use coaxial connection, utilize its geometrical principle to play the effect of lever, make disassembling of wire clamp Close more laborsaving and convenient.
When for big corner wire and conductor spacing cross-arm farther out time, commutating mode can be selected, first by the one of insulating cord 7 End lies on arm-tie 5, and middle part is fixed on latch draw ring 12, and other end is hand-held as operating side.Inserting of insulating cord 7 will be fastened Pin 9 inserts in cavity from the through hole 14 at diverter 3 top, limited location snap ring to latch 9 bottom under the effect of limiting plate 10 Carry out clamping locking.Because rope only transmits pulling force, lying in the nylon rope 8 between springboard 4 and limiting plate draw ring 11 will not be to jumping The blocking of plate 4 produces impact.Now, the L-type groove 22 on springboard 4 is just connected on resilient key 17.Staff is along horizontal Wire clamp is put down the outside being placed in wire by line direction, and the operating side of hand-held insulating cord 7 moves closer to wire, at ground connection annealed copper wire Under the action of gravity of 21, the opening of wire clamp is the most upward, it is not necessary to additionally adjust, and under gravity, insulating cord 7 pulls Arm-tie 5, so that wire clip body opening opens and clamps wire, now, springboard 4 landing from resilient key 17, springboard 4 is departing from During drive outside mobile to diverter 3 of limiting plate 10 by nylon rope 8, make limiting plate 10 that the locking of latch 9 to be lost Effect, latch 9 ejects from diverter 3 under the effect of spring 13, completes the operation of whole hanging wire.
The wired earth wire clamp that the present invention provides, each several part all uses flexible connection, dismounts very convenient, and operation letter Single, it is not necessary to by experience control.Have two kinds of hanging wire patterns can unrestricted choice, meet all framves involved in producing at present The Grounding of hollow wire.
Above example is only in order to illustrate technical scheme and unrestricted, and those of ordinary skill in the art are to this Other amendment or equivalents that bright technical scheme is made, without departing from the spirit and scope of technical solution of the present invention, All should contain in scope of the presently claimed invention.

Claims (5)

1. a wired earth wire clamp with double hanging wire pattern, it is characterised in that: include wire clip body, springboard, diverter, limit Position plate, latch, insulating cord, arm-tie and connecting plate;Wire clip body is divided into wire clip body and drop wire clip body, upper and lower wire clip body Middle part connects by being cased with the pivot pin of torsion spring, and the head end of upper and lower wire clip body is opening, and the head end of upper wire clip body is fixed with Diverter, is provided with limiting plate inside diverter, diverter top is provided with through hole;The middle part of wire clip body is arranged with logical up and down Groove, is provided with the springboard being rotationally connected with drop wire clip body at groove, the top of springboard is connected with limiting plate by nylon rope;Up and down The tail end of wire clip body is respectively rotationally connected with one piece of connecting plate, and two pieces of connecting plates are by bearing pin connection coaxial with arm-tie;It is to have on arm-tie Insulating cord, the other end of insulating cord is fixed on latch and stretches out;The tail end of drop wire clip body is fixed with ground connection annealed copper wire.
A kind of wired earth wire clamp with double hanging wire pattern the most according to claim 1, it is characterised in that: described spacing Plate exposes to one end of diverter and is provided with limiting plate draw ring, and nylon rope lies on limiting plate draw ring, and limiting plate is placed in diverter Being arranged with spring on a section of portion, limiting plate can move back and forth under the pulling force of nylon rope.
A kind of wired earth wire clamp with double hanging wire pattern the most according to claim 1, it is characterised in that: described latch Bottom be provided with spring, in latch inserts the through hole on diverter, limited plate is fixed.
A kind of wired earth wire clamp with double hanging wire pattern the most according to claim 1, it is characterised in that: described springboard Top be provided with L-type groove, be provided with resilient key in the groove of upper wire clip body, when springboard is upright, L-type groove is connected on resilient key.
A kind of wired earth wire clamp with double hanging wire pattern the most according to claim 1, it is characterised in that: described nylon Rope is high-strength nylon rope.
CN201610948809.6A 2016-10-27 2016-10-27 A kind of wired earth wire clamp with double hanging wire modes Active CN106299764B (en)

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Application Number Priority Date Filing Date Title
CN201610948809.6A CN106299764B (en) 2016-10-27 2016-10-27 A kind of wired earth wire clamp with double hanging wire modes

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CN106299764B CN106299764B (en) 2018-11-30

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103066526A (en) * 2012-12-07 2013-04-24 河南省电力公司洛阳供电公司 Grounding wire method applied to high-tension transmission line and separated type grounding tool
CN203135013U (en) * 2013-04-02 2013-08-14 山东电力集团公司枣庄供电公司 Omnidirectional portable type lead grounding wire hitching tool
CN203466309U (en) * 2013-09-02 2014-03-05 国家电网公司 Novel grounding wire clamp
JP2015165749A (en) * 2014-03-03 2015-09-17 中国電力株式会社 Holding body for ground shorting tool
CN206148640U (en) * 2016-10-27 2017-05-03 国网浙江省电力公司绍兴供电公司 Wire earth clamp with two hanging wire modes

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103066526A (en) * 2012-12-07 2013-04-24 河南省电力公司洛阳供电公司 Grounding wire method applied to high-tension transmission line and separated type grounding tool
CN203135013U (en) * 2013-04-02 2013-08-14 山东电力集团公司枣庄供电公司 Omnidirectional portable type lead grounding wire hitching tool
CN203466309U (en) * 2013-09-02 2014-03-05 国家电网公司 Novel grounding wire clamp
JP2015165749A (en) * 2014-03-03 2015-09-17 中国電力株式会社 Holding body for ground shorting tool
CN206148640U (en) * 2016-10-27 2017-05-03 国网浙江省电力公司绍兴供电公司 Wire earth clamp with two hanging wire modes

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