CN104134878A - Novel electrified early-warning ground wire - Google Patents

Novel electrified early-warning ground wire Download PDF

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Publication number
CN104134878A
CN104134878A CN201410397056.5A CN201410397056A CN104134878A CN 104134878 A CN104134878 A CN 104134878A CN 201410397056 A CN201410397056 A CN 201410397056A CN 104134878 A CN104134878 A CN 104134878A
Authority
CN
China
Prior art keywords
wire
electrified
action bars
slide block
screw rod
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.)
Pending
Application number
CN201410397056.5A
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Chinese (zh)
Inventor
刘洋洋
邹翔
高书勇
陆杨
陈健
王勇
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
Chuzhou Power Supply Co of State Grid Anhui Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Chuzhou Power Supply Co of State Grid Anhui 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 State Grid Corp of China SGCC, Chuzhou Power Supply Co of State Grid Anhui Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201410397056.5A priority Critical patent/CN104134878A/en
Publication of CN104134878A publication Critical patent/CN104134878A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a novel electrified early-warning ground wire which comprises a puncturing wire clamp, an insulation operation stick and an electrified alarm mounting base assembled on the insulation operation stick. An alarm induction coil is clamped on a metal part at the bottom of an inversed-T-type groove opening in a mounting head at the top of the insulation operation stick through an elastic copper piece, and at the moment, the operation stick can be held to perform induction electricity testing operation. It is determined that after a power failure, the puncturing wire clamp can be firmly clamped on a wire through the operation stick, labor is saved, and simplicity and convenience can be achieved. According to the ground wire, the problem that when the wire with an insulation layer is not provided with a grounding ring at the operation place, an operator cannot directly perform electricity verification, and consequently, whether the wire is electrified or not cannot be determined is solved, the electrified induction alarm mode is adopted, the operator can be assisted in determining that the wire is not electrified, and therefore the phenomenon that the operator is strayed in an electrified gap and wrongly climbs a pole and tower, and consequently a rule-breaking accident that a ground wire is hooked in a mistakenly-electrified mode happens is avoided.

Description

Novel charged early warning earth connection
Technical field:
The present invention relates to a kind of novel charged early warning earth connection.
Background technology:
In the inspection and maintenance process of power equipment, need to guarantee equipment reliable ground, for the maintenance of 10kV distribution net equipment, conventionally use portable earth connection, after electrical verification operation, by hand-held insulating bar mode by ground wire hitching at the exposed position of equipment, and, one group of fixed insulating rod ground wire hitching is on shaft tower wire time, need operating personnel to transmit with rope is whole, operating personnel bears heavily, during complete fixed insulation bar type ground wire hitching, institute takes up space greatlyr, is unfavorable for personnel's operation on bar.When on bar, operation runs into tape insulation layer conductor, especially the no ground ring of operating location, cannot directly carry out electrical verification, the transformer line pile crown place that can only be engaged in insulated conductor by other personnel carries out electrical verification operation, whether the wire that cannot reaffirm wanted hanging earthing conductor due to field operation personnel is charged, so just increased the operating personnel's of on-the-spot hanging earthing conductor security risk.Meanwhile, the insulating barrier of general insulated conductor has certain thickness, and during hanging earthing conductor, insulating bar is only with the twisting of hand frictional force, and penetrating cable clamp can not puncture wire insulation sometimes, can not good contact.
Summary of the invention:
For overcoming the defect of prior art, the object of the present invention is to provide a kind of novel charged early warning earth connection, be mainly used in the wire of tape insulation layer when the no ground ring of operating location, thereby operating personnel cannot directly carry out electrical verification confirms the whether charged deficiency of wire, earth connection of the present invention has charged induction alarm function, less important work personnel confirm that insulation (or naked) wire is not charged, guarantee operating personnel's personal safety.
Technical solution problem of the present invention adopts following technical scheme:
Novel charged early warning earth connection, it comprises:
Penetrating cable clamp, insulated operating rod and be assemblied in the band electric alarms based on pattern recognition mount pad on described insulated operating rod;
Described penetrating cable clamp comprises the wire clip body and the screw rod that is rotatably connected in bend under described wire clip body that are roughly the conduction of " C " font, and on wire clip body, the lower surface of bend is provided with fixing puncture tooth; The top of described screw rod is flexibly connected a slide block, on described slide block, be installed with the activity puncture tooth relative with described fixedly puncture tooth, in the lower end of screw rod, be provided with one and be with screw rod body the steady pin that " ten " font is connected, on described wire clip body, offer drainage thread fixing threaded hole;
The bottom of described slide block is provided with the blind hole that can insert for screw rod, in the side of slide block bottom, be provided with the screw hole communicating with described blind hole, in the time of in screw tip is inserted described blind hole, can adopt screw by screw pre-tightening in slide block and keep can relatively rotating between screw rod and slide block;
Described insulated operating rod comprises: the action bars body of insulation, the mounting head that is connected in the upper end of described action bars body, the top axial of described mounting head offer can with penetrating cable clamp on the inverse-T-shaped notch of conduction of steady pin cooperating.
The described faying face with electric alarms based on pattern recognition mount pad and described action bars body is cambered surface, band electric alarms based on pattern recognition mount pad body is fixed on action bars body by pin, and is provided with the opening draw-in groove for mounting strap electric alarms based on pattern recognition at the described lateral surface with electric alarms based on pattern recognition mount pad.
The bottom external stability of described action bars body is socketed with anistree sleeve, setting can be fixed on the horizontal afterburning torsion bar on action bars body, the middle part of described horizontal afterburning torsion bar is provided with the anistree centre bore mating with described anistree sleeve, and the two ends of described horizontal afterburning torsion bar are provided with elasticity anchor ear in order to horizontal afterburning torsion bar body is held tightly and to be fixed on action bars body.
Compared with the prior art, beneficial effect of the present invention is embodied in:
The charged early warning earth connection of the present invention, it can not only be realized insulation (or naked) conductor strip electric alarm function, and can alleviate pole tower operation personnel's work load, on bar, personnel only need be by an insulated operating rod with charged warning function and horizontal afterburning torsion bar, coordinate separate type penetrating cable clamp, articulate flexibly, easily the earth connection of all kinds of aerial condutors.
Earth connection insulated operating rod upper side is with band electric alarms based on pattern recognition mount pad, by the opening draw-in groove assembling band electric alarms based on pattern recognition on mount pad.With electric alarms based on pattern recognition induction coil, by elastic copper sheet, be clamped in the metal part in the inverse-T-shaped notch on hook stick top.Now hand-held bat handle place can respond to auxiliary electrical verification to wire, reaffirms without after electricity, and the three phase separation formula penetrating cable clamp that operating personnel can be carried is fixed on the inverse-T-shaped notch in insulating rod top, carries out hanging earthing conductor operation.If, when penetrating cable clamp is difficult for penetrating insulating barrier, can take off the horizontal afterburning torsion bar that is stuck in insulated operating rod medium position, its anistree centre bore is enclosed within on the anistree sleeve of insulated operating rod bottom, can increase moment of torsion, penetrating cable clamp is partly contacted well with insulated conductor metal.
Band electric alarms based on pattern recognition is fixedly connected with by band electric alarms based on pattern recognition mount pad with earth connection insulated operating rod, after use, can split, and is convenient to carry out special keeping and carry separately, has avoided integral body to deposit easy impaired situation and has occurred.
Accompanying drawing explanation:
Fig. 1 is earth connection insulated operating rod overall structure figure of the present invention; Fig. 2 is separate type penetrating cable clamp front view; Fig. 3, the 4th, the front view of horizontal afterburning torsion bar and right view; Fig. 5, the 6th, front view and the vertical view of hook stick top charged device alarm mount pad; Fig. 7 is that the A of Fig. 1 is to cutaway view Amplified image; Fig. 8 is overall structure figure of the present invention.
Number in the figure: 1 band electric alarms based on pattern recognition mount pad, 2 wire clip bodies, 3 screw rods, 4 fixing puncture teeth, 5 slide blocks, 6 movable puncture teeth, 7 steady pins, 8 screws, 9 screw holes, 10 action bars bodies, 11 mounting heads, 12 inverse-T-shaped notches, 13 opening draw-in grooves, 14 anistree sleeves, 15 horizontal afterburning torsion bars, 16 elasticity anchor ears, 17 anistree centre bores.
Below pass through embodiment, and the invention will be further described by reference to the accompanying drawings.
Embodiment:
Embodiment: the charged early warning earth connection of the present embodiment, it comprises:
Shown in Fig. 1,8, penetrating cable clamp, insulated operating rod and be assemblied in the band electric alarms based on pattern recognition mount pad 1 on insulated operating rod.
Shown in Fig. 2, penetrating cable clamp comprises the wire clip body 2 and the screw rod 3 that is rotatably connected in 2 times bends of wire clip body that are roughly the conduction of " C " font, and on wire clip body, the lower surface of bend is provided with fixing puncture tooth 4; The top of screw rod 3 is flexibly connected a slide block 5, is installed with the activity puncture tooth 6 relative with fixing puncture tooth 4 on slide block 5, is provided with one and is with screw rod body the steady pin 7 that " ten " font is connected, for being connected with insulated operating rod in the lower end of screw rod; On wire clip body 2, offer drainage thread fixing threaded hole 8, for connecting drainage thread.
Being flexibly connected and can arranging like this between slide block 5 and screw rod 3, in the bottom of slide block 5, be provided with the blind hole that can insert for screw rod 3, in the side of slide block bottom, be provided with the screw hole 9 communicating with blind hole, when screw tip is inserted in blind hole, can adopt screw by screw pre-tightening in slide block and keep can relatively rotating between screw rod and slide block.
While specifically arranging, wire clip body 2 can adopt a copper sheet material with " C " shape of width, or adopting other conductive material to make, fixing puncture tooth 4 is at least provided with two rows on the Width of wire clip body, to guarantee firmly to clamp also insulation-piercing wire.
On the Width of wire clip body 2, the width of slide block 5 is greater than the width of wire clip body 2, the side contacting with wire clip body at slide block 5 has notch, this notch diameter is a bit larger tham the inner side width of wire clip body 2, guarantee that slide block 5 slides up and down time slot opening's edge and wire clip body inner slide, and slide block 5 is not because the rotation of screw rod 3 is rotated.And can effectively resist wire clamp and be held on the torsion producing while rotating on wire.
Shown in Fig. 1, insulated operating rod comprises: the action bars body 10 of insulation, the mounting head 11 that is connected in the upper end of action bars body 10, the top axial of mounting head 11 offer can with penetrating cable clamp on the inverse-T-shaped notch 12 of conduction of steady pin 7 cooperatings.
Shown in Fig. 5,6, with electric alarms based on pattern recognition mount pad 1, be cambered surface with the faying face of action bars body 10, band electric alarms based on pattern recognition mount pad 1 body is fixed on action bars body 10 by pin, and is provided with the opening draw-in groove 13 for mounting strap electric alarms based on pattern recognition at the lateral surface with electric alarms based on pattern recognition mount pad.
Shown in Fig. 1,3,4,7, the bottom external stability of action bars body 10 is socketed with anistree sleeve 14, setting can be fixed on the horizontal afterburning torsion bar 15 on action bars body, the middle part of horizontal afterburning torsion bar 15 is provided with the anistree centre bore 17 mating with anistree sleeve 14, and the two ends of horizontal afterburning torsion bar 15 are provided with elasticity anchor ear 16 in order to horizontal afterburning torsion bar body is held tightly and to be fixed on action bars body 10.
In concrete application, with electric alarms based on pattern recognition induction coil, by elastic copper sheet, be stuck in the bottom metal of the inverse-T-shaped notch 12 of mounting head, now, can respond to auxiliary electrical verification operation by hand-held insulated operating rod.After auxiliary electrical verification finishes, separate type penetrating cable clamp can be fixed in the inverse-T-shaped notch 12 of hook stick mounting head by the steady pin 7 by screw rod 3 bottoms, carry out hanging earthing conductor operation, can carry out interlock with fixing puncture tooth 4 by the activity tooth 6 that punctures when having the wire of insulating barrier to articulate, puncture wire insulation, if, when wire insulation is difficult for puncture, desirable lower horizontal afterburning torsion bar 15, its anistree centre bore 17 is enclosed within on the anistree sleeve 14 of action bars body 10 bottoms, the hand-held horizontal afterburning torsion bar 15 two ends rotations of operating personnel are afterburning, and then activity puncture tooth 6 and the wire metal part good contact of assurance penetrating cable clamp, guarantee that ground connection is good.When plain conductor is carried out to hanging earthing conductor operation, can first remove the activity puncture tooth 6 of penetrating cable clamp, can respond to equally auxiliary electrical verification and reaffirm that wire is without electricity, thereby prevent operating personnel's mistakenly entering charged chamber, step on wrong shaft tower and the generation of the violation accident of mistake live connection of ground wire occurs.

Claims (3)

1. novel charged early warning earth connection, is characterized in that comprising:
Penetrating cable clamp, insulated operating rod and be assemblied in the band electric alarms based on pattern recognition mount pad (1) on described insulated operating rod;
Described penetrating cable clamp comprises the wire clip body (2) of a conduction that is roughly " C " font and the screw rod (3) that is rotatably connected in bend under described wire clip body, and on wire clip body, the lower surface of bend is provided with fixing puncture tooth (4); The top of described screw rod is flexibly connected a slide block (5), on described slide block (5), be installed with the activity puncture tooth (6) relative with described fixedly puncture tooth, in the lower end of screw rod, be provided with one and be with screw rod body the steady pin (7) that " ten " font is connected, on described wire clip body (2), offer drainage thread fixing threaded hole (8);
The bottom of described slide block (5) is provided with the blind hole that can insert for screw rod, in the side of slide block bottom, be provided with the screw hole (9) communicating with described blind hole, in the time of in screw tip is inserted described blind hole, can adopt screw by screw pre-tightening in slide block (5) and keep can relatively rotating between screw rod and slide block;
Described insulated operating rod comprises: the action bars body (10) of insulation, the mounting head that is connected in the upper end of described action bars body (11), the top axial of described mounting head (11) offer can with penetrating cable clamp on the inverse-T-shaped notch (12) of conduction of steady pin (7) cooperating.
2. novel charged early warning earth connection according to claim 1, it is characterized in that, described band electric alarms based on pattern recognition mount pad (1) is cambered surface with the faying face of described action bars body (10), it is upper that band electric alarms based on pattern recognition mount pad (1) body is fixed on action bars body (10) by pin, and be provided with the opening draw-in groove (13) for mounting strap electric alarms based on pattern recognition at the described lateral surface with electric alarms based on pattern recognition mount pad.
3. novel charged early warning earth connection according to claim 1, it is characterized in that, the bottom external stability of described action bars body (10) is socketed with anistree sleeve (14), setting can be fixed on the horizontal afterburning torsion bar (15) on action bars body, the middle part of described horizontal afterburning torsion bar (15) is provided with the anistree centre bore (17) mating with described anistree sleeve (14), and the two ends of described horizontal afterburning torsion bar (15) are provided with elasticity anchor ear (16) in order to horizontal afterburning torsion bar body is held tightly and to be fixed on action bars body (10).
CN201410397056.5A 2014-08-13 2014-08-13 Novel electrified early-warning ground wire Pending CN104134878A (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104901039A (en) * 2015-04-30 2015-09-09 国家电网公司 Multifunctional grounding wire fixation device
CN106252920A (en) * 2016-08-30 2016-12-21 许国凯 A kind of earth lead being applied to insulated conductor
CN107064718A (en) * 2017-05-17 2017-08-18 国网新疆电力公司阿勒泰供电公司 Boundling parallel lines trouble shoot instrument
CN107069550A (en) * 2017-04-28 2017-08-18 国网山东省电力公司菏泽供电公司 A kind of action bars based on 10kV aerial insulated wire drainages
CN107994556A (en) * 2017-12-21 2018-05-04 国家电网公司 Strain insulator yoke plate overload fever part flow arrangement
CN108565568A (en) * 2018-06-22 2018-09-21 国网湖北省电力有限公司武汉市江夏区供电公司 Half piercing is grounded the Line tool
CN109616930A (en) * 2018-12-10 2019-04-12 国网浙江省电力有限公司金华供电公司 Insulating bar auxiliary stand
CN111653981A (en) * 2020-06-15 2020-09-11 刘欢 Power grid wire clamp hot-line operation installation equipment and operation method thereof
CN112242615A (en) * 2020-09-17 2021-01-19 国网福建省电力有限公司泉州供电公司 Non-power-outage-installation electricity testing grounding ring suitable for active power distribution network and operation method thereof
CN112421475A (en) * 2020-09-29 2021-02-26 国网浙江省电力有限公司电力科学研究院 Operating rod for quickly lapping drainage wire and using method thereof
CN113658765A (en) * 2021-06-29 2021-11-16 贵州电网有限责任公司 Ground clamp insulating rod with electricity testing early warning function and insulating clamp
CN114148982A (en) * 2021-10-19 2022-03-08 吴昊夫 Multifunctional refueling and gas filling machine with progressive refueling and limiting functions

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JPH09330749A (en) * 1996-06-10 1997-12-22 Kansai Electric Power Co Inc:The Connection clamp device
JP2002112420A (en) * 2000-09-29 2002-04-12 Kansai Electric Power Co Inc:The Contact detection type clamp
CN201149908Y (en) * 2008-02-04 2008-11-12 刘进生 Ground rod with electroscope
CN101593942A (en) * 2009-04-03 2009-12-02 安徽省电力公司滁州供电公司 10 kilovolt insulated circuit operating rod type bypass working methods and special equipment
CN201549622U (en) * 2009-10-16 2010-08-11 河南省电力公司南阳供电公司 Electrified automatic alarm ground wire clamp
CN202196889U (en) * 2011-08-13 2012-04-18 贵阳供电局 Portable detachable warning grounding rod
CN204067618U (en) * 2014-08-13 2014-12-31 国家电网公司 Novel charged early warning earth connection

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09330749A (en) * 1996-06-10 1997-12-22 Kansai Electric Power Co Inc:The Connection clamp device
JP2002112420A (en) * 2000-09-29 2002-04-12 Kansai Electric Power Co Inc:The Contact detection type clamp
CN201149908Y (en) * 2008-02-04 2008-11-12 刘进生 Ground rod with electroscope
CN101593942A (en) * 2009-04-03 2009-12-02 安徽省电力公司滁州供电公司 10 kilovolt insulated circuit operating rod type bypass working methods and special equipment
CN201549622U (en) * 2009-10-16 2010-08-11 河南省电力公司南阳供电公司 Electrified automatic alarm ground wire clamp
CN202196889U (en) * 2011-08-13 2012-04-18 贵阳供电局 Portable detachable warning grounding rod
CN204067618U (en) * 2014-08-13 2014-12-31 国家电网公司 Novel charged early warning earth connection

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104901039A (en) * 2015-04-30 2015-09-09 国家电网公司 Multifunctional grounding wire fixation device
CN106252920A (en) * 2016-08-30 2016-12-21 许国凯 A kind of earth lead being applied to insulated conductor
CN107069550A (en) * 2017-04-28 2017-08-18 国网山东省电力公司菏泽供电公司 A kind of action bars based on 10kV aerial insulated wire drainages
CN107064718B (en) * 2017-05-17 2023-08-15 国网新疆电力公司阿勒泰供电公司 Cluster parallel line fault finding instrument
CN107064718A (en) * 2017-05-17 2017-08-18 国网新疆电力公司阿勒泰供电公司 Boundling parallel lines trouble shoot instrument
CN107994556A (en) * 2017-12-21 2018-05-04 国家电网公司 Strain insulator yoke plate overload fever part flow arrangement
CN108565568A (en) * 2018-06-22 2018-09-21 国网湖北省电力有限公司武汉市江夏区供电公司 Half piercing is grounded the Line tool
CN108565568B (en) * 2018-06-22 2024-07-26 国网湖北省电力有限公司武汉市江夏区供电公司 Semi-puncture type grounding wire tool
CN109616930A (en) * 2018-12-10 2019-04-12 国网浙江省电力有限公司金华供电公司 Insulating bar auxiliary stand
CN109616930B (en) * 2018-12-10 2024-04-02 国网浙江省电力有限公司金华供电公司 Auxiliary support for insulating operating rod
CN111653981A (en) * 2020-06-15 2020-09-11 刘欢 Power grid wire clamp hot-line operation installation equipment and operation method thereof
CN112242615A (en) * 2020-09-17 2021-01-19 国网福建省电力有限公司泉州供电公司 Non-power-outage-installation electricity testing grounding ring suitable for active power distribution network and operation method thereof
CN112421475A (en) * 2020-09-29 2021-02-26 国网浙江省电力有限公司电力科学研究院 Operating rod for quickly lapping drainage wire and using method thereof
CN113658765A (en) * 2021-06-29 2021-11-16 贵州电网有限责任公司 Ground clamp insulating rod with electricity testing early warning function and insulating clamp
CN114148982A (en) * 2021-10-19 2022-03-08 吴昊夫 Multifunctional refueling and gas filling machine with progressive refueling and limiting functions

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Application publication date: 20141105