CN106129666A - A kind of earthing clamp device - Google Patents

A kind of earthing clamp device Download PDF

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Publication number
CN106129666A
CN106129666A CN201610460407.1A CN201610460407A CN106129666A CN 106129666 A CN106129666 A CN 106129666A CN 201610460407 A CN201610460407 A CN 201610460407A CN 106129666 A CN106129666 A CN 106129666A
Authority
CN
China
Prior art keywords
clamp
action bars
hook
earthing
barrier
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
CN201610460407.1A
Other languages
Chinese (zh)
Other versions
CN106129666B (en
Inventor
任永杰
陈红卫
赵永浩
狄京元
李松涛
胡兆伟
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.)
Luohe Power Supply Company, State Grid Henan Electric Power Co., Ltd.
State Grid Henan Electric Power Co Ltd
Original Assignee
LUOHE POWER SUPPLY COMPANY STATE GRID HENAN ELECTRIC POWER Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LUOHE POWER SUPPLY COMPANY STATE GRID HENAN ELECTRIC POWER Co Ltd filed Critical LUOHE POWER SUPPLY COMPANY STATE GRID HENAN ELECTRIC POWER Co Ltd
Priority to CN201410343063.7A priority Critical patent/CN104158049B/en
Priority to CN201610460407.1A priority patent/CN106129666B/en
Publication of CN106129666A publication Critical patent/CN106129666A/en
Application granted granted Critical
Publication of CN106129666B publication Critical patent/CN106129666B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01R11/22End pieces terminating in a spring clip
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/027Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for connecting conductors by clips
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G1/00Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
    • H02G1/02Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables

Abstract

The invention discloses a kind of earthing clamp device, by arranging the stay cord connecting two wire clamp clamps in the rear end of wire clip body, and lead to be connected to the internal action bars for reverse taper cavity structure barrier part and top has the action bars of hook and realizes smoothly being held on power transmission line earthing clamp, whole process avoids the hard collision of wire clamp and power transmission line, and line taking is pressed from both sides when, by taking off wire clamp after opening wire clamp again, it is to avoid traditional method uses bracing wire to pull and causes power transmission line scuffing or stock market-circumstance condition generation of breaking.Its operational method, simple, convenient, the mounting of whole earthing clamp is steady with removal process, controlled, has effectively ensured the safety of transmission line of electricity.

Description

A kind of earthing clamp device
Technical field
The present invention relates to electric grounding wire clamping device technical field, particularly relate to a kind of being prevented effectively from and damage connecing of power transmission cable Ground clamp device.
Background technology
When transmission line of electricity power cut construction operation, first having to take safety measures maintenance circuit, groundwork is by Electrical verification and hanging earthing conductor, the at present earth lead of mounting on shaft tower, main employing touching formula spring dropout earthing clamp, with one Thin insulation ropes ties up to earthing clamp afterbody.Staff opens wire clamp in advance, is winched to wire with afterbody insulation ropes Top, then, loosens downwards insulating cord, make earthing clamp under self and the annealed copper wire action of gravity that is attached thereto, rapidly under Falling, after conductive contact, the touching formula support chip of earthing clamp is threaded off, the opening Guan Bi of earthing clamp, is clipped on wire, completes Whole installation process.Because wire and cross-arm are at a distance of 2-3 rice, earthing clamp side is connected with annealed copper wire (center of gravity can offset), and Under the influence of natural wind, earthing clamp can not be always maintained at vertical downward direction, so installation difficulty is big, affects work effect Rate.During it addition, this kind of earthing clamp is installed, need, by touching power transmission line of threading off, when taking off, to use and pull bracing wire or ground connection Wire clamp is left behind from power transmission line by line, and wire often causes cut equivalent damage.
As disclosed in authorize on October 3rd, 2012, the patent of invention of Application No. 201120560411.8 discloses one certainly Locking-type wire end earthing clamp, and the patent application offer of the Publication No. CN 203398349U authorized on January 15th, 2014 A kind of auxiliary device for installation of grounding wire all there is drawbacks described above.
Summary of the invention
It is an object of the invention to provide a kind of earthing clamp device, by using this earthing clamp device, be prevented effectively from The generation of power transmission line degree of impairment is caused during installing and taking off.
It is a further object to provide a kind of method using above-mentioned earthing clamp device to carry out operation.
Be the technical scheme is that a kind of earthing clamp device by realizing the purpose of the present invention, including wire clip body and Operating mechanism, described wire clip body includes that the wire clamp clamp hinged by rotating shaft and brute spring, described wire clamp clamp front portion set Being equipped with the groove for clamping power transmission line, described wire clamp clamp tail end is provided with the stay cord being connected between clamp, described operation machine Structure includes two insulating bars, and wherein an action bars top is provided with hook structure, and another root action bars top has gold Belonging to screw rod, and described metal screw is provided with inside has the barrier part of reverse taper cavity structure, end has the exhausted of hook Edge action bars penetrates from the osculum end of described barrier part, and passes from big opening end, and described barrier part side is provided with bolt hole, described cylinder Part is connected with described metal screw by bolt hole, and action bars is telescopic action bars, including interior bar and outer tube, on described outer tube It is provided with hold-down bolt.
It is provided with graphite linings in the groove of described wire clamp clamp.
The afterbody of described wire clamp clamp arranges the ramp structure matched with described reverse taper cavity structure.
Described action bars lower end connects insulated lengthened bar, and described insulated lengthened bar one end is screw-rod structure, and the other end is Bolt hole structure.
The hook structure on described action bars top is the groove structure being opened in action bars tip-end-side.
The operational method of a kind of above-mentioned earthing clamp device, comprises the following steps:
1) according to the far and near situation of operating personnel's distance power transmission line during concrete operation, and action bars and the length of extension bar Degree, prepares the insulated lengthened bar of varying number, and staff arrives on shaft tower at the cross-arm at Awaiting Overhaul transmission line of electricity place, passes through Earthing clamp device and electrical verification induction apparatus are transferred at operation cross-arm by transmission rope, cross-arm operating personnel's assembly operation bar and lengthening Bar, first uses end to have the insulating bar of metal screw, connects electrical verification induction apparatus on its metal screw, defeated to Awaiting Overhaul Electric line carries out electrical verification, it is ensured that circuit no-voltage;
2) after electrical verification completes, take off electrical verification induction apparatus and install the barrier part of earthing clamp device, taking another end tool The insulating bar having hook penetrates from the osculum end of barrier part, and passes from big opening end, makes the hooking slits on action bars upward, The stay cord of earthing clamp is placed in hook, pulls the action bars with hook, make earthing clamp enter falling within barrier part In cone cavity, it is to avoid earthing clamp comes off;
3) stable by controlling two action bars holding earthing clamps, and earthing clamp is delivered at transmission pressure, then protect Hold the action bars being connected with barrier part stablize and firmly pull the action bars with hook, earthing clamp is opened, and wire is put In the groove of earthing clamp, more slowly unclamp the action bars with hook, make earthing clamp steadily close, be i.e. grounded line Folder and the secure connection of transmission line of electricity, the action bars with hook forward extends out barrier part, makes stay cord depart from hook, can will operate Bar and cylinder are regained in the lump;
4), after upkeep operation completes, removal earthing clamp, action bars and cylinder use such as step 2) mounting means be connected, The action bars with hook forward extends out barrier part, is hooked the stay cord on earthing clamp by hook, keeps the behaviour being connected with barrier part Make bar stablize and firmly pull back the action bars with hook, earthing clamp can be opened, it is achieved the removal of earthing clamp.
The present invention connects the stay cord of two wire clamp clamps in the rear end of wire clip body by arranging, by an insulation operation Masthead portion arranges reverse taper cavity structure, is placed in cavity structure by wire clip body during use, and another top has hook knot The insulating bar of structure penetrates inside reverse taper cavity structure from the bottom of barrier part, utilizes hook to hook stay cord, by pulling Wire clamp can be opened by rope, realizes the folding of wire clamp by controlling action bars, thus realizes smoothly being held on earthing clamp On power transmission line, whole process avoids the hard collision of wire clamp and power transmission line, and line taking is pressed from both sides when, by opening wire clamp After take off wire clamp again, it is to avoid traditional method use bracing wire pull cause power transmission line scratch or break stock market-circumstance condition occur.As optimization side Case, by arranging graphite linings in the groove of clamp, inlays simply, and graphite is soft due to quality, can effectively protect defeated The safety of electric wire, and graphitic conductive is good, can be effectively improved the good contact of wire clamp and power transmission line, improves leading of earth lead Electricity rate, the earthing clamp device operational method of the present invention, simple, convenient, the mounting of whole earthing clamp and removal process steadily, Controlled, effectively ensure the safety of transmission line of electricity.
Accompanying drawing explanation
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is structural representation during wire clamp of the present invention Guan Bi;
Fig. 2 is the wire clamp of the present invention structural representation when opening;
Fig. 3 is the structural representation of action bars of the present invention hook.
Detailed description of the invention
As shown in Figure 1, Figure 2, Figure 3 shows:
Embodiment one
A kind of earthing clamp device, including wire clip body and operating mechanism, wire clip body side is welded or by bolt pressure Being connected to earth lead 7, described wire clip body includes the wire clamp clamp 6 hinged by rotating shaft 4 and brute spring, described wire clamp clamp 6 Front portion is provided with the groove for clamping power transmission line, offers draw-in groove in described groove, and graphite linings 5 is connected in groove by draw-in groove In;Described wire clamp clamp tail end is provided with the stay cord 3 being connected between clamp 6, and described operating mechanism includes two insulating bars 1, wherein action bars 1 top is provided with hook structure 8, and another root action bars 1 top has metal screw 11, and passes through institute Stating metal screw 11 to be provided with inside and have the barrier part 2 of reverse taper cavity structure, described barrier part 2 side is provided with bolt hole, institute State barrier part 2 to be threadeded with described metal screw 11 by bolt hole.Described action bars 1 lower end connects insulated lengthened bar 10, Described insulated lengthened bar 10 one end is screw-rod structure, and the other end is bolt hole structure, by the bolt arrangement being mutually matched and spiral shell Keyhole structure phase downlink connection lengthens.
Embodiment two
The present embodiment is in place of the difference of embodiment one: the afterbody of described wire clamp clamp arranges empty with described reverse taper The ramp structure 9 that cavity configuration matches.Described action bars 1 is telescopic action bars, including interior bar and outer tube, described outer tube sets Being equipped with hold-down bolt, in being compressed through outer tube wall by hold-down bolt, bar realizes, bar and outer tube is reliably connected.Described operation The hook structure 8 on bar 1 top is the groove structure being opened in action bars 1 tip-end-side.
Embodiment three
A kind of method that earthing clamp device using above-described embodiment one or embodiment two carries out operation, including following step Rapid:
1) according to the far and near situation of operating personnel's distance power transmission line during concrete operation, and action bars 1 and extension bar 10 Length, prepare varying number insulated lengthened bar 10, staff arrives the cross-arm at Awaiting Overhaul transmission line of electricity place on shaft tower Place, is transferred at operation cross-arm by transmission rope by earthing clamp device and electrical verification induction apparatus, and electrical verification induction apparatus is present device, Cross-arm operating personnel's assembly operation bar 1 and extension bar 10, first use end to have the insulating bar 1 of metal screw 11, at it Connect electrical verification induction apparatus on metal screw 11, Awaiting Overhaul transmission line of electricity is carried out electrical verification, it is ensured that circuit no-voltage;
2) after electrical verification completes, take off electrical verification induction apparatus and install the barrier part 2 of earthing clamp device, taking another end tool The insulating bar 1 having hook penetrates from the osculum end of barrier part 2, and passes from big opening end, makes the hooking slits court on action bars 1 On, the stay cord 3 of earthing clamp is placed in hook, pulls the action bars 1 with hook, make earthing clamp enter inside barrier part Reverse taper cavity in, it is to avoid earthing clamp comes off;
3) keep earthing clamp stable by two action bars 1 of control, and earthing clamp is delivered at transmission pressure, then protect Hold the action bars 1 being connected with barrier part 2 stablize and firmly pull the action bars 1 with hook, earthing clamp is opened, and by wire It is placed in the groove of earthing clamp, more slowly unclamps the action bars 1 with hook, make earthing clamp steadily close, i.e. realize connecing Ground clamp and the secure connection of transmission line of electricity, the action bars 1 with hook forward extends out barrier part 2, makes stay cord 3 depart from hook, i.e. Action bars 1 and cylinder 2 can be regained in the lump;
4), after upkeep operation completes, removal earthing clamp, action bars 1 uses such as step 2 with cylinder 2) mounting means company Connecing, the action bars 1 with hook forward extends out barrier part 2, is hooked the stay cord 3 on earthing clamp by hook, keeps with barrier part 2 even The action bars 1 connect is stable and firmly pulls back the action bars 1 with hook, can be opened by earthing clamp, it is achieved earth lead The removal of folder.
The earthing clamp apparatus structure of the present invention is simple, simple for production, low cost, and it uses operational method, simple, side Just, the mounting of whole earthing clamp is steady with removal process, controlled, has effectively ensured the safety of transmission line of electricity.

Claims (6)

1. an earthing clamp device, including wire clip body and operating mechanism, described wire clip body includes by rotating shaft and strength The wire clamp clamp that spring is hinged, it is characterised in that: described wire clamp clamp front portion is provided with the groove for clamping power transmission line, described Wire clamp clamp tail end is provided with the stay cord being connected between clamp, and described operating mechanism includes two insulating bars, wherein one Action bars top is provided with hook structure, and another root action bars top has metal screw, and is arranged by described metal screw Having inside to have the barrier part of reverse taper cavity structure, end has the insulating bar of hook and wears from the osculum end of described barrier part Entering, and pass from big opening end, described barrier part side is provided with bolt hole, and described barrier part is by bolt hole with described metal screw even Connecing, action bars is telescopic action bars, including interior bar and outer tube, described outer tube is provided with hold-down bolt.
2. earthing clamp device as claimed in claim 1, it is characterised in that: it is provided with graphite in the groove of described wire clamp clamp Layer.
3. earthing clamp device as claimed in claim 1, it is characterised in that: the afterbody of described wire clamp clamp arrange with described fall The ramp structure that cone cavity structure matches.
4. the earthing clamp device as described in claim 1 or 2 or 3, it is characterised in that: described action bars lower end connects insulation Extension bar, described insulated lengthened bar one end is screw-rod structure, and the other end is bolt hole structure.
5. earthing clamp device as claimed in claim 4, it is characterised in that: the hook structure on described action bars top is for offering Groove structure in action bars tip-end-side.
6. an operational method for employing earthing clamp device described in above-mentioned any one claim, comprises the following steps:
1) according to the far and near situation of operating personnel's distance power transmission line during concrete operation, and action bars and the length of extension bar, Preparing the insulated lengthened bar of varying number, staff arrives on shaft tower at the cross-arm at Awaiting Overhaul transmission line of electricity place, by passing Pass rope and earthing clamp device and electrical verification induction apparatus are transferred at operation cross-arm, cross-arm operating personnel's assembly operation bar and lengthening Bar, first uses end to have the insulating bar of metal screw, connects electrical verification induction apparatus on its metal screw, defeated to Awaiting Overhaul Electric line carries out electrical verification, it is ensured that circuit no-voltage;
2) after electrical verification completes, take off electrical verification induction apparatus and install the barrier part of earthing clamp device, taking another end and there is extension The insulating bar of hook penetrates from the osculum end of barrier part, and passes from big opening end, makes the hooking slits on action bars upward, will connect The stay cord of ground clamp is placed in hook, pulls the action bars with hook, makes earthing clamp enter the reverse taper within barrier part In cavity, it is to avoid earthing clamp comes off;
3) keep earthing clamps stable by controlling two action bars, and earthing clamp delivered at transmission pressure, then keep with The action bars that barrier part connects is stable and firmly pulls the action bars with hook, is opened by earthing clamp, and is placed in by wire and connects In the groove of ground clamp, more slowly unclamp the action bars with hook, make earthing clamp steadily close, be i.e. grounded wire clamp with The secure connection of transmission line of electricity, the action bars with hook forward extends out barrier part, makes stay cord depart from hook, can by action bars and Cylinder is regained in the lump;
4), after upkeep operation completes, removal earthing clamp, action bars and cylinder use such as step 2) mounting means be connected, have The action bars of hook forward extends out barrier part, is hooked the stay cord on earthing clamp by hook, keeps the action bars being connected with barrier part Stablize and firmly pull back the action bars with hook, earthing clamp can be opened, it is achieved the removal of earthing clamp.
CN201610460407.1A 2014-07-18 2014-07-18 A kind of earthing clamp device Active CN106129666B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201410343063.7A CN104158049B (en) 2014-07-18 2014-07-18 A kind of earthing clamp device and operational method thereof
CN201610460407.1A CN106129666B (en) 2014-07-18 2014-07-18 A kind of earthing clamp device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610460407.1A CN106129666B (en) 2014-07-18 2014-07-18 A kind of earthing clamp device

Related Parent Applications (1)

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CN106129666A true CN106129666A (en) 2016-11-16
CN106129666B CN106129666B (en) 2018-04-20

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109546370A (en) * 2018-11-27 2019-03-29 国网四川省电力公司检修公司 The power transmission line ground wire folder that can be positioned and be easily installed and disassemble
CN111509425A (en) * 2020-04-15 2020-08-07 贵州电网有限责任公司 Grounding wire clamp of ten-kilovolt distribution line

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EP3128627B1 (en) * 2015-08-04 2019-01-30 MD Elektronik GmbH Clamping device and its opening unit and method for actuating the clamping device by the opening unit
CN106019028A (en) * 2016-08-02 2016-10-12 国网山东省电力公司枣庄供电公司 Operating tool special for high-voltage test of electrical equipment
CN106848616B (en) * 2016-12-27 2018-12-18 国网江西省电力有限公司九江供电分公司 The locking device of wire screw fastener in a kind of power equipment
CN107946855B (en) * 2017-09-13 2019-05-10 东阳市光明电力建设有限公司 It is shorted testing wire clamp
CN111478062A (en) * 2020-04-17 2020-07-31 广东电网有限责任公司 Electrodynamic type earth connection

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CN203660095U (en) * 2013-11-28 2014-06-18 国家电网公司 Universal grounding wire clamp

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EP0574899A2 (en) * 1992-06-17 1993-12-22 SICAME ITALIA S.r.l. Pliers for devices to operate from the soil the short-circuiting and grounding of mean-voltage overhead electric lines
CN201985270U (en) * 2011-04-18 2011-09-21 衡水供电公司 Conducting wire clamp for connecting ground wires
KR20130002631U (en) * 2011-10-21 2013-05-02 한국전력공사 one-touch earthing equipment on line
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109546370A (en) * 2018-11-27 2019-03-29 国网四川省电力公司检修公司 The power transmission line ground wire folder that can be positioned and be easily installed and disassemble
CN109546370B (en) * 2018-11-27 2020-05-05 国网四川省电力公司检修公司 Transmission line grounding clamp capable of being positioned and convenient to install and disassemble
CN111509425A (en) * 2020-04-15 2020-08-07 贵州电网有限责任公司 Grounding wire clamp of ten-kilovolt distribution line
CN111509425B (en) * 2020-04-15 2021-09-24 贵州电网有限责任公司 Grounding wire clamp of ten-kilovolt distribution line

Also Published As

Publication number Publication date
CN106129666B (en) 2018-04-20
CN104158049B (en) 2016-06-29
CN104158049A (en) 2014-11-19

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Inventor after: Zhang Shen

Inventor after: Ren Yongjie

Inventor after: Chen Shiping

Inventor after: Zhao Yonghao

Inventor after: Wang Yiming

Inventor after: Li Songtao

Inventor after: Wei Wan

Inventor before: Ren Yongjie

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