CN101702496A - Anti-induced electrical grounding wire device of circuit - Google Patents
Anti-induced electrical grounding wire device of circuit Download PDFInfo
- Publication number
- CN101702496A CN101702496A CN200910231501A CN200910231501A CN101702496A CN 101702496 A CN101702496 A CN 101702496A CN 200910231501 A CN200910231501 A CN 200910231501A CN 200910231501 A CN200910231501 A CN 200910231501A CN 101702496 A CN101702496 A CN 101702496A
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- piston
- groove
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- 239000002184 metal Substances 0.000 claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052802 copper Inorganic materials 0.000 claims abstract description 12
- 239000010949 copper Substances 0.000 claims abstract description 12
- 239000011120 plywood Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
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Abstract
The invention discloses an anti-induced electrical grounding wire device of a circuit, comprising two tubes. One end of the first tube is provided with an L-shaped connecting board on which a grounding clamp is arranged; the L-shaped connecting board is internally provided with a copper sleeve of which the inner cavity is provided with a metal block and a piston; one end of the piston is provided with a limit block; a first spring is arranged between the limit block and the first metal block; the L-shaped connecting board is provided with a second bolt; a trough is arranged in the first tube; the other end of the first tube is provided with the second tube internally provided with a second metal block which is connected with a connecting piece through a first bolt; the periphery of the first bolt is provided with a second spring; the first bolt is connected with the trough through wires; a first plywood is hinged with a V-shaped connecting rod through a connecting rod; one end of the V-shaped connecting rod is hinged with the first tube and is provided with a locating slot; the side wall of the first tube is provided with a through slot; the piston is provided with a locating pin; and a support device is arranged between the grounding clamps. The device can avoid wires and wire clamps from being damaged.
Description
Technical field
Earthing device when the present invention relates to a kind of line outage maintenance exactly is a kind of anti-induced electrical grounding wire device of circuit.
Background technology
At present, more than 220kV particularly in the work of 500kV extra high voltage network interruption maintenance, working line is owing to be subjected to the influence of contiguous alive circuit can produce induced voltage, and induced voltage is big especially during circuit joint using, the induced voltages more than the 500kV circuit can produce 10,000 volts.Because earth connection installing is to connect conductor wire end after connecing earth terminal earlier, is earth potential when earthing clamp hangs, can't disposable instantaneous finishing if hang, the induced electromotive force between wire clamp and lead can cause the arcing phenomenon, and the equipment and the person are worked the mischief.
Summary of the invention
Purpose of the present invention has provided a kind of anti-induced electrical grounding wire device of circuit, and it can make wire clamp and lead keep equipotential in the process of hanging, and clamp the moment of lead at wire clamp and pass through the quick ground connection of transmission device,
Thereby, can avoid the damage of lead and wire clamp, reduced the possibility of personal injury.
The objective of the invention is to be achieved through the following technical solutions: anti-induced electrical grounding wire device of circuit, comprise first body and second body, one end of first body is installed L shaped connecting plate, second clamping plate are installed on the L shaped connecting plate, first clamping plate are installed on second clamping plate, first clamping plate and second clamping plate are hinged, on the articulated axle of first clamping plate and second clamping plate torsion spring is installed, one end of torsion spring contacts with first clamping plate, the other end of torsion spring contacts with second clamping plate, copper sheathing is installed in the L shaped connecting plate, offer inner chamber in the copper sheathing, first metal derby and piston are installed in the inner chamber, one end of piston is provided with guide vane end stop, first spring is installed between the guide vane end stop and first metal derby, second bolt is installed on the L shaped connecting plate, second bolt is connected with first metal derby, draw-in groove is installed in first body, offer location notch on the draw-in groove, location notch is corresponding with piston, the other end of first body is installed second body, second body is threaded with first body, second metal derby is installed in second body, second metal derby is connected with connector by first bolt, one end of first bolt penetrates in second body, the periphery of first bolt is installed second spring, one end of second spring is connected with second metal derby, the other end of second spring is connected with draw-in groove, first bolt is connected with draw-in groove by lead, one end of first clamping plate and connecting rod is hinged, the other end of connecting rod and V connecting rod are hinged, one end of V connecting rod and first body are hinged, and offer location notch on the V connecting rod, offer groove on the sidewall of first body, alignment pin is set on the piston, alignment pin is positioned at groove, and alignment pin cooperates with location notch, and pole is installed in first clamping plate, one end of pole and first clamping plate are hinged, in second clamping plate positioning sleeve is set, the other end of pole is positioned at positioning sleeve, and the rear portion of positioning sleeve is provided with opening, offer through hole on first clamping plate, through hole is positioned at opening part.
For further realizing purpose of the present invention, can also realize by the following technical solutions: the periphery of second body is provided with spacing convex edge.The front end of first clamping plate is installed first connecting plate, and first sleeve pipe is installed on first connecting plate, and first screw rod is installed in first sleeve pipe, and an end of first screw rod stretches out outside first sleeve pipe, and first nut is installed on first screw rod; Second connecting plate is installed on second clamping plate, second sleeve pipe is installed on second connecting plate, second screw rod is installed in second sleeve pipe, second nut is installed on second screw rod.The middle part of first clamping plate is first arcs, and the middle part of second clamping plate is second arcs, and first arc is corresponding up and down with second arc.
Good effect of the present invention is: it can make lead, earthing clamp and earth connection conducting in a flash rapidly and accurately what earthing clamp was clamped lead, the arcing phenomenon that occurs in the time of can avoiding present wiring effectively, can prevent that lead is damaged because of maintenance, and can improve the fail safe of maintenance.The present invention also has compactness simple for structure, advantage cheap for manufacturing cost and easy to use.
Description of drawings
Fig. 1 is a structural representation of the present invention; Fig. 2 is a structural representation of the present invention, for the structure of seeing each parts in first body and second body clearly has been done the partial cutaway processing; Fig. 3 is that the A of Fig. 1 is to the structure for amplifying schematic diagram; Fig. 4 is the local enlarged diagram of the I of Fig. 1.
Number in the figure: 1 first clamping plate, 2 gripping bars, 3 connecting rod 4V connecting rods, 5 locating slots, 6 alignment pins, 7 pistons, 8 first bodys, 9 saturating groove 10L shape connecting plate 11 first springs 12 copper sheathings 13 draw-in grooves 14 second springs 15 wires 16 first bolts 17 second bodys 18 limit convexes are along 19 positioning sleeves, 20 first connecting plates, 21 first sleeve pipes, 22 first nuts, 23 first screw rods, 24 through holes, 25 connectors, 26 earth connections, 27 second clamping plate, 28 second connecting plates, 29 second sleeve pipes, 30 second screw rods, 31 second nuts, 32 torsion springs, 33 locating slots, 34 first metal derbies, 35 second bolts, 36 limited blocks, 37 inner chambers, 38 second metal derbies, 39 openings, 40 first arcs, 41 second arcs, 42 articulated axles.
Embodiment
Anti-induced electrical grounding wire device of circuit of the present invention, comprise first body 8 and second body 17, one end of first body 8 is installed L shaped connecting plate 10, second clamping plate 27 are installed on the L shaped connecting plate 10, first clamping plate 1 are installed on second clamping plate 27, first clamping plate 1 and second clamping plate 27 are hinged, torsion spring 32 is installed on the articulated axle of first clamping plate 1 and second clamping plate 27, one end of torsion spring 32 contacts with first clamping plate 1, the other end of torsion spring 32 contacts with second clamping plate 27, torsion spring 32 provides the pretightning force of closure for first clamping plate 1 and second clamping plate 27, in the L shaped connecting plate 10 copper sheathing 12 is installed, offer inner chamber 37 in the copper sheathing 12, first metal derby 34 and piston 7 are installed in the inner chamber 37, one end of piston 7 is provided with guide vane end stop 36, guide vane end stop 36 can prevent that piston 7 is by deviating from the copper sheathing 12, conduction is convenient in the effect that also can play simultaneously the contact area that increases piston 7 and copper sheathing 12, first spring 11 is installed between the guide vane end stop 36 and first metal derby 34, be that guide vane end stop 36 is connected with first metal derby 34 by first spring 11, second bolt 35 is installed on the L shaped connecting plate 10, second bolt 35 is connected with first metal derby 34, in first body 8 draw-in groove 13 is installed, draw-in groove 13 can move in first body 8, draw-in groove 13 is provided with location notch 33, location notch 33 is corresponding with piston 7, the other end of first body 8 is installed second body 17, second body 17 is threaded with first body 8, and conveniently detachable second body 17 and 8 pairs of grounding wire devices of first body overhaul; In second body 17 second metal derby 38 is installed, second metal derby 38 is connected with connector 25 by first bolt 16, one end of first bolt 16 penetrates in second body 17 and is connected with draw-in groove 13 by lead 15, the periphery of first bolt 16 is installed second spring 14, one end of second spring 14 is connected with second metal derby 38, the other end of second spring 14 is connected with draw-in groove 13, when piston 7 contacted with 13 moments of draw-in groove, second spring 14 can play cushioning effect, and can guarantee draw-in groove 13 and piston 7, improve conductive effect; First clamping plate 1 are hinged with an end of connecting rod 3, the other end of connecting rod 3 and V connecting rod 4 are hinged, one end of V connecting rod 4 is hinged by the articulated axle 42 and first body 8, offer location notch 5 on the V connecting rod 4, offer groove 9 on the sidewall of first body 8, alignment pin 6 is set on the piston 7, alignment pin 6 is positioned at groove 9, alignment pin 6 cooperates for piston 7 provides pulling with location notch 5, can make piston 7 keep the state of compression first spring 11 constant; In first clamping plate 1 pole 2 is installed, one end of pole 2 and first clamping plate 1 are hinged, in second clamping plate 27 positioning sleeve 19 is set, the other end of pole 2 is positioned at positioning sleeve 19, the rear portion of positioning sleeve 19 is provided with opening 39, offer through hole 24 on first clamping plate 1, through hole 24 is positioned at opening 39 places, can guarantee must insert through hole 24 when pole 2 is shifted out positioning sleeve 19 by opening 39.Second clamping plate 27 and first clamping plate 1 connect and compose earthing clamp.
During use, earlier earth connection 26 is connected with connector 25 by bolt and nut, location notch 5 cooperates with alignment pin 6, make piston 7 keep the state of compression first spring 11 constant, one end of pole 2 is positioned at second sleeve pipe 29, and therefore, pole 2 can make first clamping plate 1 and pole 2 keep open configuration; The staff throws transmission pressure to electrical network with anti-induced electrical grounding wire device of circuit, when transmission pressure touches pole 2, the lower end of pole 2 is released outside the positioning sleeve 19 by opening 39, make the lower end of pole 2 be positioned at through hole 24 places, at this moment, pole 2 loses the support force to first clamping plate 1 and second clamping plate 27, torsion spring 32 drives first clamping plate 1 and second clamping plate, 27 closures, thereby, can step up transmission pressure, pole 2 is inserted through hole 24 under the drive of first clamping plate 1 simultaneously; Rotate around articulated axle 42 by connecting rod 3 pulling V connecting rods 4 in the time of first clamping plate, 1 closure, location notch 5 and alignment pin 6 are broken away from, at this moment, piston 7 loses pulling force, under the effect of first spring 11, moment moves and closely contact to draw-in groove 13, one end of piston 7 is positioned at location notch 33, guide vane end stop 36 contacts with copper sheathing 12 simultaneously, thereby makes the electric current of transmission pressure can pass through earthing clamp, L shaped connecting plate 10, second bolt 35, first metal derby 34, copper sheathing 12, guide vane end stop 36, piston 7, draw-in groove 13, lead 15, first bolt 16, connector 25 and earth connection 26 and ground conducting.Because the process that piston 7 contacts with draw-in groove 13 is to finish in moment, thereby can effectively prevent the arcing phenomenon, prevents to damage transmission pressure, guarantee workmen's safety.
As shown in Figure 2, shown in the pole 2, the periphery of second body 17 is provided with spacing convex edge 18, and spacing convex edge 18 can limit the installation site of second body 17, is convenient to dismounting rapidly and efficiently.
Increase the opening size of first clamping plate 1 and second clamping plate 27, can increase earthing clamp and catch the probability of transmission pressure, but, because the open angle of earthing clamp is difficult to adjust, therefore, can realize by the length that prolongs first clamping plate 1 and second clamping plate 27, the concrete structure scheme is as follows: the front end of first clamping plate 1 is installed first connecting plate 20, first sleeve pipe 21 is installed on first connecting plate 20, in first sleeve pipe 21 first screw rod 23 is installed, first sleeve pipe 21 is threaded with first screw rod 23, and an end of first screw rod 23 stretches out outside first sleeve pipe 21, and first nut 22 is installed on first screw rod 23; Second sleeve pipe, 29, the second sleeve pipes, 29 interior second screw rod, 30, the second sleeve pipes 29 of installing are installed on installation second connecting plate 28, the second connecting plates 28 on second clamping plate 27 are threaded, second nut 31 is installed on second screw rod 30 with second screw rod 30.When needing to increase the length of first clamping plate 1 and second clamping plate 27, can earlier first connecting plate 20 be connected with second clamping plate 27 with first clamping plate 1 by bolt respectively with second connecting plate 28, again by rotating the total length of first screw rod 23 scalable, first sleeve pipe 21 and first screw rod 23, by rotating the total length of second screw rod 30 scalable, second sleeve pipe 29 and second screw rod 30, after length adjustment is finished, adjust first nut 22 and can determine that the position between first screw rod 23 and first sleeve pipe 21 concerns, adjust the position relation that second nut 31 can be determined second sleeve pipe 29 and second screw rod 30.
As shown in Figure 1, the middle part of first clamping plate 1 is that the middle part of first arc, 40, the second clamping plate 27 is that second arc, 41, the first arcs 40 both had been convenient to clamp transmission pressure ringwise with second arc is corresponding about in the of 41, can not cause damage to transmission pressure again.
The present invention not technology contents of detailed description is known technology.
Claims (4)
1. anti-induced electrical grounding wire device of circuit, it is characterized in that: comprise first body (8) and second body (17), one end of first body (8) is installed L shaped connecting plate (10), L shaped connecting plate (10) is gone up second clamping plate (27) is installed, second clamping plate (27) are gone up first clamping plate (1) are installed, first clamping plate (1) are hinged with second clamping plate (27), on the articulated axle of first clamping plate (1) and second clamping plate (27) torsion spring (32) is installed, one end of torsion spring (32) contacts with first clamping plate (1), the other end of torsion spring (32) contacts with second clamping plate (27), copper sheathing (12) is installed in the L shaped connecting plate (10), offer inner chamber (37) in the copper sheathing (12), first metal derby (34) and piston (7) are installed in the inner chamber (37), one end of piston (7) is provided with guide vane end stop (36), first spring (11) is installed between guide vane end stop (36) and first metal derby (34), L shaped connecting plate (10) is gone up second bolt (35) is installed, second bolt (35) is connected with first metal derby (34), draw-in groove (13) is installed in first body (8), offer location notch (33) on the draw-in groove (13), location notch (33) is corresponding with piston (7), the other end of first body (8) is installed second body (17), second body (17) is threaded with first body (8), second metal derby (38) is installed in second body (17), second metal derby (38) is connected with connector (25) by first bolt (16), one end of first bolt (16) penetrates in second body (17), the periphery of first bolt (16) is installed second spring (14), one end of second spring (14) is connected with second metal derby (38), the other end of second spring (14) is connected with draw-in groove (13), first bolt (16) is connected with draw-in groove (13) by lead (15), first clamping plate (1) are hinged with an end of connecting rod (3), the other end of connecting rod (3) and V connecting rod (4) are hinged, one end of V connecting rod (4) and first body (8) are hinged, offer location notch (5) on the V connecting rod (4), offer groove (9) on the sidewall of first body (8), alignment pin (6) is set on the piston (7), alignment pin (6) is positioned at groove (9), alignment pin (6) cooperates with location notch (5), pole (2) is installed in first clamping plate (1), one end of pole (2) and first clamping plate (1) are hinged, positioning sleeve (19) is set in second clamping plate (27), the other end of pole (2) is positioned at positioning sleeve (19), the rear portion of positioning sleeve (19) is provided with opening (39), offer through hole (24) on first clamping plate (1), through hole (24) is positioned at opening (39) and locates.
2. anti-induced electrical grounding wire device of circuit according to claim 1 is characterized in that: the periphery of second body (17) is provided with spacing convex edge (18).
3. anti-induced electrical grounding wire device of circuit according to claim 1, it is characterized in that: the front end of first clamping plate (1) is installed first connecting plate (20), first connecting plate (20) is gone up first sleeve pipe (21) is installed, first screw rod (23) is installed in first sleeve pipe (21), one end of first screw rod (23) stretches out outside first sleeve pipe (21), and first screw rod (23) is gone up first nut (22) is installed; Second clamping plate (27) are gone up second connecting plate (28) are installed, and second connecting plate (28) is gone up second sleeve pipe (29) is installed, and second screw rod (30) is installed in second sleeve pipe (29), and second screw rod (30) is gone up second nut (31) is installed.
4. anti-induced electrical grounding wire device of circuit according to claim 1, it is characterized in that: the middle part of first clamping plate (1) is first arc (40), the middle part of second clamping plate (27) is second arc (41), and first arc (40) is corresponding up and down with second arc (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910231501XA CN101702496B (en) | 2009-11-27 | 2009-11-27 | Anti-induced electrical grounding wire device of circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910231501XA CN101702496B (en) | 2009-11-27 | 2009-11-27 | Anti-induced electrical grounding wire device of circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101702496A true CN101702496A (en) | 2010-05-05 |
| CN101702496B CN101702496B (en) | 2011-07-27 |
Family
ID=42157394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910231501XA Expired - Fee Related CN101702496B (en) | 2009-11-27 | 2009-11-27 | Anti-induced electrical grounding wire device of circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101702496B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107359434A (en) * | 2017-07-12 | 2017-11-17 | 国网安徽省电力公司蚌埠供电公司 | Earthing clamp device |
| CN112003036A (en) * | 2020-07-01 | 2020-11-27 | 中国电力科学研究院有限公司 | Resistance type arc extinction grounding device and grounding method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2643757B1 (en) * | 1989-02-24 | 1991-06-07 | Cahors App Elec | METHOD AND TOOL FOR LAYING A CONDUCTOR SPACER FROM AN OVERHEAD ELECTRICAL LINE FROM THE GROUND, AND A SPACER RELATING THERETO |
| FR2719422B1 (en) * | 1994-04-28 | 1996-06-14 | Fameca | Device for earthing and shorting overhead power lines. |
| SE506528C2 (en) * | 1995-11-09 | 1997-12-22 | Ragnar Staalskog Ab | Clamps for electrical wiring |
| CN201038346Y (en) * | 2006-12-25 | 2008-03-19 | 云南电网公司思茅供电局 | Transmission line short circuit grounding wire clamp device |
| CN201266690Y (en) * | 2008-10-06 | 2009-07-01 | 何国飞 | Short circuit grounding device |
| CN201570812U (en) * | 2009-11-27 | 2010-09-01 | 山东电力集团公司超高压公司 | Grounding wire device for circuit anti-induction electricity |
-
2009
- 2009-11-27 CN CN200910231501XA patent/CN101702496B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107359434A (en) * | 2017-07-12 | 2017-11-17 | 国网安徽省电力公司蚌埠供电公司 | Earthing clamp device |
| CN112003036A (en) * | 2020-07-01 | 2020-11-27 | 中国电力科学研究院有限公司 | Resistance type arc extinction grounding device and grounding method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101702496B (en) | 2011-07-27 |
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Owner name: STATE GRID CORPORATION OF CHINA Effective date: 20121213 Owner name: THE MAINTENANCE COMPANY OF SHANDONG ELECTRIC POWER Free format text: FORMER OWNER: THE EHV COMPANY OF SHANDONG ELECTRIC POWER CORPORATION Effective date: 20121213 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20121213 Address after: 250021 No. ten, No. 111, weft Road, Shandong, Ji'nan Patentee after: MAINTENANCE COMPANY OF SHANDONG ELECTRIC POWER Corp. Patentee after: State Grid Corporation of China Address before: 250021 No. ten, No. 111, weft Road, Shandong, Ji'nan Patentee before: Extra-high Voltage Co., Ltd., Shandong Electric Power Corp. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110727 |
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| CF01 | Termination of patent right due to non-payment of annual fee |