CN103531926A - Puncture type ground clamp and use method thereof - Google Patents
Puncture type ground clamp and use method thereof Download PDFInfo
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- CN103531926A CN103531926A CN201310540817.3A CN201310540817A CN103531926A CN 103531926 A CN103531926 A CN 103531926A CN 201310540817 A CN201310540817 A CN 201310540817A CN 103531926 A CN103531926 A CN 103531926A
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000003044 adaptive effect Effects 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 10
- 230000006978 adaptation Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 4
- 239000004020 conductor Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The invention provides a puncture type ground clamp and a use method thereof. The puncture type ground clamp is exquisite in structure, simple and convenient to use and capable of effectively repairing a cable sheath when a puncture needle is pulled out. The puncture type ground clamp comprises a hook, a sleeve and the puncture needle, wherein the hook is connected to the top of the sleeve; the puncture needle is movably connected in the sleeve and is grounded; the sleeve comprises an upper sleeve, a lower sleeve, a movable top plate and a fixed bottom plate; the puncture needle comprises a needle body, a rod body and a limiting ring integrally connected from top down; the top surface of the movable top plate is coated with soft rubber. The puncture type ground clamp can be used for effectively repairing the cable sheath, has the characteristics of convenience, quickness and high efficiency for operation on the whole and also has the advantages of convenience for transfer and carrying, very high safety and good reliability.
Description
Technical field
The improvement and the installing area that the present invention relates to earthing clamp, relate in particular to the improvement of the earthing clamp of piercing.
Background technology
Along with the requirement to raising power circuit reliability operation, the insulation rate of distribution line is more and more higher, the usage quantity of insulated conductor in distribution line is more and more, although the insulated conductor newly setting up all requires equipped fixed grounding line wire clamp, but because many reasons such as line design or material dispensing delay cause in practice of construction process failing to set up standard installing fixed grounding line wire clamp by insulated circuit, like this, in the situations such as maintenance or switching, just need the interim earthing clamp of installing to be grounded.
To this, multiple solution has been proposed in prior art, representative on August 1st, 2007, disclose the document that a " a kind of insulating puncturing grounding ring " by name, application number are " 200610045933.8 " as State Bureau, and on January 28th, 2009, announced after this document that a " penetrating cable clamp " by name, application number are " 200610088485.X ".Such device thrusts in cable skin and cable conducting by pricker, thus the ground connection of realizing cable; When dismounting, also only need to extract pricker.
Yet people find when such device is applied to execute-in-place: on the one hand, when Reusability, if pricker punctures cable skin by same point at every turn, very easily constantly expand the broken hole on cable skin; On the other hand, ground connection is carried out by a very long wire conventionally in such device bottom, and as strong wind weather, the reciprocally swinging of wire rocks drive pricker back and forth, thereby also can expand the broken hole on cable skin.Like this, once broken hole, to cable skin, cannot rely on the strain of self to carry out " self-regeneration " greatly, will cause the hidden danger such as electric leakage, infiltration and cable corrosion.
In addition,, because cable is erected at open air conventionally, under low temperature (below 5 ℃) environment, cable skin is conventionally understood hardening, is become fragile; Therefore, now pricker is thrust or extracted also and can bring great damage to cable skin.
Summary of the invention
The present invention is directed to above problem, a kind of delicate structure is provided, using method is simple, convenient, when pricker is extracted, can carry out a kind of piercing earthing clamp and the using method thereof of effectively repairing to cable skin.
Technical scheme of the present invention is: comprise hook, sleeve and pricker, described hook connecting is connected on sleeve top, and described pricker is movably connected in described sleeve and pricker ground connection;
Described sleeve comprises Tong, bottom, top cylinder, movable panel and fixed base plate;
On the end face of described top cylinder, offer axial storage tank, described movable panel is connected in described storage tank by top spring and the external diameter of movable panel and the internal diameter of described storage tank equate, the center of described movable panel offers apical pore, and the bottom land of described storage tank offers axial slide opening; The internal diameter that described bottom cylinder is fixedly connected on Shang,Qie bottom, the bottom surface cylinder of described top cylinder is greater than the internal diameter of described slide opening; Described fixed base plate is fixedly connected on the bottom of described bottom cylinder and the center of fixed base plate offers bottom outlet;
Described pricker comprises needle body, the body of rod and the spacing ring being connected as a single entity from top to bottom, described needle body and described apical pore are adaptive, it is interior and adaptive with described slide opening that the described body of rod is located in described slide opening, described spacing ring is positioned at described bottom cylinder and adaptive with described bottom cylinder, between the end face of described spacing ring and the bottom surface of described top cylinder, is provided with bottom spring;
Described pricker below is provided with the push rod being located in described bottom outlet, and described push rod and described bottom outlet are adaptive, and described push rod top is fixedly connected with bulb lock, on the sidewall of described bottom cylinder, offers with described bulb and locks adaptive side opening;
Described earthing clamp also comprises the linked switch being connected in described sleeve lateral wall, described linked switch comprises wedge, connecting rod and the cushion block being connected as a single entity from top to bottom, described wedge is positioned at the top of described movable panel, the middle part of described connecting rod is hinged on the sidewall of described sleeve and is provided with some springs between the bottom of connecting rod and the sidewall of described sleeve, and described cushion block is over against described side opening;
On the end face of described movable panel, be coated with soft rubber.
On the side surface of the needle body of described pricker, offer some grooves that arrange vertically.
The inwall of the apical pore of described movable panel is provided with the fin of some and described groove adaptation.
Described hook is connected to the top of the top cylinder of described sleeve by telescopic mounting.
Using method of the present invention, use according to the following steps:
1), overlap joint: will link up with and aim at cable, and promote lower pole, cable is snapped between hook and movable panel;
2), thrust: upwards promote push rod until bulb is locked into into side opening, make pricker puncture cable skin under the promotion of push rod, and with cable conducting, complete ground connection;
3), extract: rotate towards sleeve the bottom of controlling the connecting rod of linked switch, thereby press bulb lock, and pricker is extracted under the drive of bottom spring from cable skin; Meanwhile, wedge, by outwards upset under the drive of connecting rod, upwards ejects movable panel, and is close on cable skin under the effect of top spring;
4), remove: along the reverse promotion lower pole of step 1), hook and cable are thrown off; Complete.
The present invention has following beneficial effect:
1, this case can be at completing steps 2) and step 3) after, effectively realize the repairing of cable skin (reparations), thereby realized when pricker is extracted, can carry out the effectively object of reparation to cable skin.
2, the step 1) in this case only need will hook alignment light cable and promote lower pole, step 2) only need upper promotion push rod until bulb be locked into into side opening, step 3) only need to control linked switch connecting rod bottom towards sleeve rotate, step 4) only needs the reverse promotion lower pole along step 1), like this, in all use steps, only need single stepping to complete, very convenient to use.There is like this, on the whole easy to operate, quick, efficient feature.
3, " installation " of this case, " dismounting " mode are very convenient, also make it have the advantage of being convenient to transhipment, carrying.
4, in use, operating personnel can stand in cable below this case is carried out to remote control in this case, the high and good reliability of fail safe.
5, the hook in this case is connected to the top of top cylinder by telescopic mounting, therefore, can the spacing between hook top and movable panel end face be regulated, thereby makes this case applicable to the cable of plurality of specifications size.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention,
Fig. 2 is the partial enlarged drawing at A place in Fig. 1,
Fig. 3 is the structural representation of pricker in the present invention,
Fig. 4 be the B-B of Fig. 3 to schematic diagram,
Fig. 5 is the structural representation of movable panel in the present invention,
Fig. 6 is the vertical view of Fig. 5;
Fig. 7 is working state schematic representation one of the present invention,
Fig. 8 is working state schematic representation two of the present invention,
Fig. 9 is working state schematic representation three of the present invention,
Figure 10 is the partial enlarged drawing at C place in Fig. 9,
Figure 11 is working state schematic representation four of the present invention,
Figure 12 is working state schematic representation five of the present invention;
In figure, 1 is hook, the 10th, and telescopic mounting, the 2nd, sleeve, the 21st, movable panel, the 211st, top spring, the 210th, apical pore, the 2100th, fin, the 22nd, top cylinder, the 221st, storage tank, the 222nd, slide opening, the 23rd, bottom cylinder, the 230th, side opening, the 24th, fixed base plate, the 240th, bottom outlet;
The 3rd, pricker, the 31st, needle body, the 310th, groove, the 32nd, the body of rod, the 33rd, spacing ring, the 34th, bottom spring, the 4th, push rod, the 41st, bulb lock, the 5th, linked switch, the 51st, wedge, the 52nd, connecting rod, the 53rd, cushion block, the 54th, spring, the 6th, cable, the 61st, cable skin, the 62nd, cable;
The 7th, soft rubber.
Embodiment
The present invention, as shown in Fig. 1-12, comprises hook 1, sleeve 2 and pricker 3, and described hook 1 is connected to sleeve 2 tops, and described pricker 3 is movably connected in described sleeve 2 and pricker 3 ground connection;
Described sleeve 2 comprises top cylinder 22, bottom cylinder 23, movable panel 21 and fixed base plate 24;
On the end face of described top cylinder 22, offer axial storage tank 221, described movable panel 21 is connected in described storage tank 221 by top spring 211 and the external diameter of movable panel 21 equates with the internal diameter of described storage tank 221, described movable panel 21 center offers apical pore 210, and the bottom land of described storage tank 221 offers axial slide opening 222; The internal diameter that described bottom cylinder 23 is fixedly connected on Shang,Qie bottom, the bottom surface cylinder 23 of described top cylinder 22 is greater than the internal diameter of described slide opening 222; Bottom and fixed base plate 24 center that described fixed base plate 24 is fixedly connected on described bottom cylinder 23 offer bottom outlet 240;
Described pricker 3 comprises needle body 31, the body of rod 32 and the spacing ring 33 being connected as a single entity from top to bottom, described needle body 31 and described apical pore 210 adaptations, the described body of rod 32 be located in described slide opening 222 and with described slide opening 222 adaptations, described spacing ring 33 be positioned at described bottom cylinder 23 and with described bottom cylinder 23 adaptations, between the end face of described spacing ring 33 and the bottom surface of described top cylinder 22, be provided with bottom spring 34;
Described pricker 3 belows are provided with the push rod 4 being located in described bottom outlet 240, described push rod 4 and described bottom outlet 240 adaptations, and described push rod 4 tops are fixedly connected with bulb lock 41, offer the side opening 230 of locking 41 adaptations with described bulb on the sidewall of described bottom cylinder 23; The formation that bulb lock moves to side opening from the end face of fixed base plate is the process that the needle body of pricker stings out;
Described earthing clamp also comprises the linked switch 5 being connected on described sleeve 2 sidewalls, described linked switch 5 comprises wedge 51, connecting rod 52 and the cushion block 53 being connected as a single entity from top to bottom, described wedge 51 is positioned at the top of described movable panel 21, the middle part of described connecting rod 52 is hinged on the sidewall of described sleeve 2 and is provided with some springs 54 between the bottom of connecting rod 52 and the sidewall of described sleeve 2, and described cushion block 53 is over against described side opening 230; By the control to linked switch, can, when cushion block is pressed bulb lock, by wedge, decontrol movable panel, thereby realize the synchronization action that ejects of extracting (retraction) and movable panel of sashimi;
On the end face of described movable panel 21, be coated with soft rubber 7.This case need, before each use, be coated with and be covered with soft rubber on the end face of movable panel; Again in conjunction with the using method of this case, can be after using earthing clamp each time, the broken hole that pricker is stayed on cable skin is repaired, thereby effectively avoids because of phenomenons such as electric leakage that broken hole causes, infiltration, corrosion.
As shown in Figure 3-4, on the side surface of the needle body 31 of described pricker 3, offer some groove 310(that arrange vertically and also can be T-slot or dovetail groove).Like this, in step 2) in, when pricker stretches out, these axial grooves can effectively store, carry the soft rubber on movable panel end face, and soft rubber is brought between pricker and cable skin the most at last, and between cable and cable skin.
As shown in Fig. 3-6, the inwall of the apical pore 210 of described movable panel 21 is provided with the fin 2100 of some and described groove 310 adaptations.Like this, in step 3), when pricker is extracted and movable panel ejects, the fin on movable panel and inwall thereof can effectively be oppressed soft rubber, and soft rubber is stayed in the broken hole of the fashionable generation of needle punched, thus after soft rubber solidifies effective involution broken hole.
Described hook 1 is connected to the top of the top cylinder 22 of described sleeve 2 by telescopic mounting 10.Telescopic mounting herein can be the Collapsible structure of fluid pressure type, pneumatic type or screw, like this, can the spacing between hook top and movable panel end face be regulated, thereby makes this case applicable to the cable of plurality of specifications size.
A using method for piercing earthing clamp, use according to the following steps:
1), overlap joint: as Figure 7-8, will link up with 1 and aim at cable 6, and promote lower pole 23, cable 6 is snapped between hook 1 and movable panel 21;
2), thrust: as shown in Fig. 8-10, upwards promote push rod 4 until bulb lock 41 enters side opening 230, make pricker 3 under the promotion of push rod 4, puncture cable skin 61, and with cable 62 conductings, complete ground connection; Now, will there is a small amount of soft rubber to enter between pricker and cable skin under the drive of pricker, and between cable and cable skin;
3), extract: as shown in Figure 10-11, control (can be on connecting rod top or bottom be fixedly connected with a bracing wire, thereby can carry out Long-distance Control to linked switch) bottom of the connecting rod 52 of linked switch 5 rotates towards sleeve 2, thereby press bulb lock 41, pricker 3 is extracted under the drive of bottom spring 34 from cable skin 61; Meanwhile, wedge 51, by outwards upset under the drive at connecting rod 52, upwards ejects movable panel 21, and is close on cable skin 61 under the effect of top spring 211; Extracting with movable panel of pricker ejects synchronization action, can effectively oppress soft rubber, it stayed in the broken hole that pricker causes, thereby after soft rubber solidifies, broken hole is completed to repairing;
4), remove: as shown in Figure 11-12, along the reverse promotion lower pole 23 of step 1), make to link up with 1 and throw off with cable 6; Complete.Because movable panel is fitted in all the time on the surface of cable skin under the effect of top spring, therefore, " pulling " process of earthing clamp in fact also " smooths " process to soft rubber; Like this, can make soft rubber realize the broken hole that the comprehensive covering pricker without dead angle stays, thus can effectively guarantee earthing clamp use after cable without leaking, without in ooze.
Claims (5)
1. a piercing earthing clamp, comprises hook, sleeve and pricker, and described hook connecting is connected on sleeve top, and described pricker is movably connected in described sleeve and pricker ground connection; It is characterized in that,
Described sleeve comprises Tong, bottom, top cylinder, movable panel and fixed base plate;
On the end face of described top cylinder, offer axial storage tank, described movable panel is connected in described storage tank by top spring and the external diameter of movable panel and the internal diameter of described storage tank equate, the center of described movable panel offers apical pore, and the bottom land of described storage tank offers axial slide opening; The internal diameter that described bottom cylinder is fixedly connected on Shang,Qie bottom, the bottom surface cylinder of described top cylinder is greater than the internal diameter of described slide opening; Described fixed base plate is fixedly connected on the bottom of described bottom cylinder and the center of fixed base plate offers bottom outlet;
Described pricker comprises needle body, the body of rod and the spacing ring being connected as a single entity from top to bottom, described needle body and described apical pore are adaptive, it is interior and adaptive with described slide opening that the described body of rod is located in described slide opening, described spacing ring is positioned at described bottom cylinder and adaptive with described bottom cylinder, between the end face of described spacing ring and the bottom surface of described top cylinder, is provided with bottom spring;
Described pricker below is provided with the push rod being located in described bottom outlet, and described push rod and described bottom outlet are adaptive, and described push rod top is fixedly connected with bulb lock, on the sidewall of described bottom cylinder, offers with described bulb and locks adaptive side opening;
Described earthing clamp also comprises the linked switch being connected in described sleeve lateral wall, described linked switch comprises wedge, connecting rod and the cushion block being connected as a single entity from top to bottom, described wedge is positioned at the top of described movable panel, the middle part of described connecting rod is hinged on the sidewall of described sleeve and is provided with some springs between the bottom of connecting rod and the sidewall of described sleeve, and described cushion block is over against described side opening;
On the end face of described movable panel, be coated with soft rubber.
2. a kind of piercing earthing clamp according to claim 1, is characterized in that, offers some grooves that arrange vertically on the side surface of the needle body of described pricker.
3. a kind of piercing earthing clamp according to claim 2, is characterized in that, the inwall of the apical pore of described movable panel is provided with the fin of some and described groove adaptation.
4. a kind of piercing earthing clamp according to claim 1, is characterized in that, described hook is connected to the top of the top cylinder of described sleeve by telescopic mounting.
5. a using method for piercing earthing clamp claimed in claim 1, is characterized in that, uses according to the following steps:
1), overlap joint: will link up with and aim at cable, and promote lower pole, cable is snapped between hook and movable panel;
2), thrust: upwards promote push rod until bulb is locked into into side opening, make pricker puncture cable skin under the promotion of push rod, and with cable conducting, complete ground connection;
3), extract: rotate towards sleeve the bottom of controlling the connecting rod of linked switch, thereby press bulb lock, and pricker is extracted under the drive of bottom spring from cable skin; Meanwhile, wedge, by outwards upset under the drive of connecting rod, upwards ejects movable panel, and is close on cable skin under the effect of top spring;
4), remove: along the reverse promotion lower pole of step 1), hook and cable are thrown off; Complete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540817.3A CN103531926B (en) | 2013-11-05 | 2013-11-05 | Puncture type ground clamp and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310540817.3A CN103531926B (en) | 2013-11-05 | 2013-11-05 | Puncture type ground clamp and use method thereof |
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| Publication Number | Publication Date |
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| CN103531926A true CN103531926A (en) | 2014-01-22 |
| CN103531926B CN103531926B (en) | 2015-07-15 |
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| CN201310540817.3A Active CN103531926B (en) | 2013-11-05 | 2013-11-05 | Puncture type ground clamp and use method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466590A (en) * | 2014-10-29 | 2015-03-25 | 国家电网公司 | Pneumatic operating end structure of grounding wire operating lever |
| CN106290992A (en) * | 2016-07-27 | 2017-01-04 | 国网山东省电力公司茌平县供电公司 | A kind of power equipment test lead hanging device |
| CN106374246A (en) * | 2016-10-28 | 2017-02-01 | 无锡市富能金属制品有限公司 | Lightning-protection puncture ground clamp |
| CN106654633A (en) * | 2016-10-11 | 2017-05-10 | 深圳市均方根科技有限公司 | Power supply clamp used for electric power cable detection |
| CN109244685A (en) * | 2018-09-12 | 2019-01-18 | 张宪文 | Transmission line of electricity dedicated magnetic connecting clamps |
| CN110429404A (en) * | 2019-08-30 | 2019-11-08 | 广东电网有限责任公司 | A kind of pressing earthing clamp |
| CN114583520A (en) * | 2022-01-10 | 2022-06-03 | 浙江中新电力工程建设有限公司 | Bolt synchronous fastening device for installing puncture wire clamp and control method thereof |
| CN114784588A (en) * | 2022-05-10 | 2022-07-22 | 广东电网有限责任公司 | Grounding wire device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104466590A (en) * | 2014-10-29 | 2015-03-25 | 国家电网公司 | Pneumatic operating end structure of grounding wire operating lever |
| CN106290992A (en) * | 2016-07-27 | 2017-01-04 | 国网山东省电力公司茌平县供电公司 | A kind of power equipment test lead hanging device |
| CN106290992B (en) * | 2016-07-27 | 2017-11-10 | 国网山东省电力公司茌平县供电公司 | A kind of power equipment test lead hanging device |
| CN106654633A (en) * | 2016-10-11 | 2017-05-10 | 深圳市均方根科技有限公司 | Power supply clamp used for electric power cable detection |
| CN106374246A (en) * | 2016-10-28 | 2017-02-01 | 无锡市富能金属制品有限公司 | Lightning-protection puncture ground clamp |
| CN106374246B (en) * | 2016-10-28 | 2019-01-01 | 山东永锦电气有限公司 | A kind of lightning-arrest thrusting earthing clamp |
| CN109244685A (en) * | 2018-09-12 | 2019-01-18 | 张宪文 | Transmission line of electricity dedicated magnetic connecting clamps |
| CN110429404A (en) * | 2019-08-30 | 2019-11-08 | 广东电网有限责任公司 | A kind of pressing earthing clamp |
| CN114583520A (en) * | 2022-01-10 | 2022-06-03 | 浙江中新电力工程建设有限公司 | Bolt synchronous fastening device for installing puncture wire clamp and control method thereof |
| CN114784588A (en) * | 2022-05-10 | 2022-07-22 | 广东电网有限责任公司 | Grounding wire device |
| CN114784588B (en) * | 2022-05-10 | 2024-04-30 | 广东电网有限责任公司 | Grounding wire device |
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| CN103531926B (en) | 2015-07-15 |
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Owner name: BAOYING POWER SUPPLY COMPANY OF JIANGSU ELECTRIC P Free format text: FORMER OWNER: STATE GRID CORPORATION OF CHINA Effective date: 20150525 Owner name: YANGZHOU POWER SUPPLY CO., JIANGSU PROV ELECTRIC P Free format text: FORMER OWNER: JIANGSU ELECTRIC POWER COMPANY YANGZHOU POWER SUPPLY CO., JIANGSU PROV ELECTRIC POWERCO., LTD. BAOYING POWER SUPPLY COMPANY OF JIANGSU ELECTRIC POWER CO. Effective date: 20150525 |
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Effective date of registration: 20150525 Address after: Ye Ting Baoying County 225800 Jiangsu province Yangzhou City Road No. 288 Applicant after: Baoying County Power Supply Company of Jiangsu Electric Power Company Applicant after: Yangzhou Power Supply Company of Jiangsu Electric Power Company Applicant after: Jiangsu Electric Power Company Applicant after: State Grid Corporation of China Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: Jiangsu Electric Power Company Applicant before: Yangzhou Power Supply Company of Jiangsu Electric Power Company Applicant before: Baoying County Power Supply Company of Jiangsu Electric Power Company |
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