CN201570812U - Grounding wire device for circuit anti-induction electricity - Google Patents
Grounding wire device for circuit anti-induction electricity Download PDFInfo
- Publication number
- CN201570812U CN201570812U CN2009202822255U CN200920282225U CN201570812U CN 201570812 U CN201570812 U CN 201570812U CN 2009202822255 U CN2009202822255 U CN 2009202822255U CN 200920282225 U CN200920282225 U CN 200920282225U CN 201570812 U CN201570812 U CN 201570812U
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- clamping plate
- bolt
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- connecting plate
- groove
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Abstract
The utility model discloses a grounding wire device for circuit anti-induction electricity, which comprises two tubes. One end of a first tube is provided with an L-shaped connecting plate. Grounding wire clamps are arranged on the L-shaped connecting plate and a copper bush in the L-shaped connecting plate. A first metal block and a piston are arranged in a cavity of the copper bush. One end of the piston is provided with a stopper. A first spring is arranged between the stopper and the first metal block. A second bolt is arranged on the L-shaped connecting plate. A slot is arranged in the first tube. The other end of the first tube is provided with a second tube. A second metal block is arranged in the second tube. The second tube is connected with a connector by the first bolt. The periphery of the first bolt is provided with a second spring. The first bolt is connected with the slot by leads. A first clamping plate is hinged with a V-shaped connecting rod by the connecting rod. One end of the V-shaped connecting rod is hinged with the first tube. A locating slot is opened on the V-shaped connecting rod. The side wall of the first tube is opened with a through slot. A locating pin is arranged on the piston. A support device is arranged between the grounding wire clamps. The utility model prevents the leads and the clamps from damage.
Description
Technical field
Earthing device when the utility model 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
The purpose of this utility model, provided a kind of anti-induced electrical grounding wire device of circuit, it can make wire clamp and lead keep equipotential in the process of hanging, the moment of clamping lead at wire clamp is by the quick ground connection of transmission device, thereby, can avoid the damage of lead and wire clamp, reduce the possibility of personal injury.
The purpose of this utility model is 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 the purpose of this utility model, 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 utility model 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 utility model 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 utility model; Fig. 2 is a structural representation of the present utility model, 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 described in the utility model, 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 utility model 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 |
|---|---|---|---|
| CN2009202822255U CN201570812U (en) | 2009-11-27 | 2009-11-27 | Grounding wire device for circuit anti-induction electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202822255U CN201570812U (en) | 2009-11-27 | 2009-11-27 | Grounding wire device for circuit anti-induction electricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201570812U true CN201570812U (en) | 2010-09-01 |
Family
ID=42663112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202822255U Expired - Lifetime CN201570812U (en) | 2009-11-27 | 2009-11-27 | Grounding wire device for circuit anti-induction electricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201570812U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702496B (en) * | 2009-11-27 | 2011-07-27 | 山东电力集团公司超高压公司 | Anti-induced electrical grounding wire device of circuit |
| CN107276002A (en) * | 2017-07-25 | 2017-10-20 | 宁夏众力管廊科技有限公司 | A kind of cable duct cell body component |
-
2009
- 2009-11-27 CN CN2009202822255U patent/CN201570812U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702496B (en) * | 2009-11-27 | 2011-07-27 | 山东电力集团公司超高压公司 | Anti-induced electrical grounding wire device of circuit |
| CN107276002A (en) * | 2017-07-25 | 2017-10-20 | 宁夏众力管廊科技有限公司 | A kind of cable duct cell body component |
| CN107276002B (en) * | 2017-07-25 | 2018-11-13 | 宁夏众力管廊科技有限公司 | A kind of cable duct groove body component |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100901 Effective date of abandoning: 20091127 |