CN203839535U - Steerable grounding bar for power maintenance - Google Patents
Steerable grounding bar for power maintenance Download PDFInfo
- Publication number
- CN203839535U CN203839535U CN201420248876.3U CN201420248876U CN203839535U CN 203839535 U CN203839535 U CN 203839535U CN 201420248876 U CN201420248876 U CN 201420248876U CN 203839535 U CN203839535 U CN 203839535U
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- CN
- China
- Prior art keywords
- engaging lug
- rod
- wire clamp
- lug seat
- lower jaw
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a steerable grounding bar for power maintenance, which comprises an upper wire clamp and a lower insulating rod. The upper wire clamp and the lower insulating rod are connected with each other. The wire clamp comprises an upper jaw part (1), a lower jaw part (3), a tongue part (2), a neck part (4) and a drive rod (5). The insulating rod comprises an externally arranged external cylinder (15) and an internal rod (16) arranged to internally pass through the external cylinder (15). According to the technical scheme of the utility model, the condition that an original grounding wire clamp cannot be effectively adjusted according to the angle thereof relative to a hard bus in a limited space can be improved. Meanwhile, the operation quality and the maintenance safety of power staff can be improved.
Description
Technical field
The utility model relates to power equipment technical field, is specifically related to a kind of electric power maintenance that can reliably contact with hard bus with turning to earth rod in the confined space.
Background technology
When work about electric power personnel install earth connection in indoor high-voltage board, because of space in high-voltage board and installation position limitation, cause switch load side left side cabinet to block limit phase earth rod wire clamp, make it can not reliably contact with busbar, also have the nonstandard situation of operation.While installing earth connection on the hard bus wire clamp of equipment out of doors, also exist because of installing limited space, the potential safety hazard that earthing clamp can not reliably contact with bus.
Utility model content
Above-mentioned defect for prior art, the utility model provides a kind of simple in structure, reasonable in design, easy to operate electric power maintenance with turning to earth rod, improving original earthing clamp can not effectively regulate problem according to installing limited space and the angle of hard bus, improves electric power personnel's operational quality and maintenance safety.
The technical solution of the utility model is: comprise interconnective top wire clamp and bottom insulating rod, described wire clamp comprises maxillar part, lower jaw part, tongue, neck portion and drive link, described maxillar part comprises that top is to the clamping part of a side extension and the first engaging lug seat of bottom, and the top of described clamping part is provided with wiring knob, bottom is provided with arc notch; Described lower jaw part is that bending place outer surface is the anti-L shaped of cambered surface, its vertically end of end be connected with the upper hinge of the first engaging lug seat, the end of horizontal ends and the middle part chain connection of tongue and hinged place installation torsion spring, the spring of vertical connecting in the horizontal ends of described lower jaw part, the upper end of described spring is connected with the bottom of clamping part; The upper surface of described tongue is provided with friction salient point; Described neck portion comprises the second engaging lug seat on top, the screw shell of bottom, the second described engaging lug seat be clamped in the outside of the first engaging lug seat and with its chain connection, and between the two, be provided with locking knob; The upper end of described drive link is provided with taper and holds out against that portion, middle part are provided with continuous external screw thread, lower end is provided with outer-hexagonal rotating part, described drive link is through screw shell, and drive link forms threaded engagement by external screw thread and screw shell, and taper hold out against portion can with the cambered surface of described lower jaw part against; Described screw shell outer wall is arranged with two with externally threaded projection 9; Described insulating rod comprise outside urceolus with and in run through interior rod wherein, described urceolus top is the symmetrical two lobe formula deep-slotted chip breakers that connect of hinge, on every lobe deep-slotted chip breaker, be respectively equipped with slightly larger in diameter in the through hole of projection diameter, and projection can be locked by clamp nut through after through hole; The top of described interior rod is provided with the interior Hexagonal jacket that can be clasped with outer-hexagonal rotating part.
The utility model compared with prior art, have with low cost, design the advantages such as ingenious, easy to operate, dependable performance, can improve original earthing clamp can not effectively regulate problem according to installing limited space and the angle of hard bus, improves electric power personnel's operational quality and maintenance safety.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model wire clamp (closure state);
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the structural representation of the utility model wire clamp (open configuration);
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the main accessory figure of the utility model wire clamp;
Fig. 6 is the combined effect figure of accessory in Fig. 5;
Fig. 7 is the structural representation of urceolus (the involutory state of deep-slotted chip breaker);
Fig. 8 is the left view of Fig. 7;
Carrying 9 is structural representations of urceolus (deep-slotted chip breaker deployed condition);
Figure 10 is the left view of Fig. 9;
Figure 11 is the vertical view of interior rod;
In figure: maxillar part 1, lower jaw part 3, tongue 2, neck portion 4, drive link 5, locking knob 6, friction salient point 7, wiring knob 8, projection 9, arc notch 10, clamping part 11, the first engaging lug seat 12, torsion spring 13, spring 14, urceolus 15, interior excellent 16, interior Hexagonal jacket 17, deep-slotted chip breaker 18, through hole 19, engaging lug seat 41, the screw shell 42 of bottom, rotating part 51, external screw thread 52, taper hold out against portion 53.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Referring to Fig. 1-11, a kind of electric power maintenance is with turning to earth rod, comprise interconnective top wire clamp and bottom insulating rod, wire clamp comprises maxillar part 1, lower jaw part 3, tongue 2, neck portion 4 and drive link 5, maxillar part 1 comprises that top is to the clamping part 11 of a side extension and the first engaging lug seat 12 of bottom, and the top of described clamping part 11 is provided with wiring knob 8, bottom is provided with arc notch 10; Lower jaw part 3 is that to be cambered surface anti-L shaped for bending place, its vertically end of end be connected with the upper hinge of the first engaging lug seat 12, the end of horizontal ends and the middle part chain connection of tongue 2 and hinged place installation torsion spring 13, the spring 14 of vertical connecting in the horizontal ends of lower jaw part 3, the upper end of spring 14 is connected with the bottom of clamping part 11; The upper surface of tongue is provided with friction salient point 7; Neck portion 4 comprises the second engaging lug seat 41 on top, the screw shell 42 of bottom, the second engaging lug seat 41 be clamped in the outside of the first engaging lug seat 12 and with its chain connection, and between the two, be provided with locking knob 6, screw shell 42 outer walls be arranged with for be connected with insulating rod location two with externally threaded projection 9; The upper end of drive link 5 is provided with taper and holds out against that portion 53, middle part are provided with continuous external screw thread 52, lower end is provided with outer-hexagonal rotating part 51, drive link 5 is through screw shell 42, and drive link 5 forms threaded engagement by external screw thread 52 and screw shell 42, and taper hold out against portion 53 can with the cambered surface of lower jaw part 3 against.Insulating rod comprise outside urceolus 15 with and in run through wherein interior excellent 16, urceolus 15 tops are the symmetrical two lobe formula deep-slotted chip breakers 18 that connect of hinge, on every lobe deep-slotted chip breaker 18, be respectively equipped with slightly larger in diameter in the through hole 19 of projection 9 diameters, and projection 9 can be locked by clamp nut through after through hole 19; Interior excellent 16 top is provided with the interior Hexagonal jacket 17 that can be clasped with outer-hexagonal rotating part 51.
During use, first by electric power maintenance with can turn to earth rod by outer-hexagonal rotating part 51 and insulating rod interior excellent 16 on interior Hexagonal jacket 17 be clasped and be connected, then urceolus 15 is passed to interior excellent 16 by bottom, then two lobe deep-slotted chip breakers 18 are involutory, make external screw thread projection 9 through through hole 19, and then clamp nut is installed on projection deep-slotted chip breaker 18 is locked in neck portion 4.In rotation, rod 16 drives drive link 5 descending along screw shell 42, and lower jaw part 3 is the hinged place rotation with maxillar part 1 around lower jaw part 3 under the effect of spring 13 tension force, thereby drives tongue 2 separated with maxillar part 1, forms open configuration.Then according to actual conditions, by the hinged place between the second engaging lug seat 41 of neck portion 4 and the first engaging lug seat 12 of maxillar part 1, regulate the angle of maxillar part 1 and neck portion 4, and by locking knob 6, the two is relatively fixing; Then in rotation, rod 16 drives drive link 5 up along screw shell 42, taper holds out against the cambered surface of portion 53 and lower jaw part 3 against (cambered surface is more conducive to the stressed rotation of lower jaw part), and promote its hinged place rotation with maxillar part 1 along lower jaw part 3, make tongue 2 gradually with clamping part 11 near and contact, and tongue 2 can make around it lower surface of its upper surface and clamping part 11 fit completely clamping busbar or bus firmly with the hinged place rotation of lower jaw part 3.
The utility model is used for the inside and outside portable short-circuit ground connection in family, and the induced potential that the residual charge after release electrical network and electric equipment have a power failure and crossing elimination, leap produce, prevents unexpected incoming call, as provisional ground connection, and protection operating personnel's life security.Conventional earth rod wire clamp is fixed, and does not possess turning function.The utility model, by taking insulating bar rotation, level angle, regulates wire clamp duckbilled folding and wire clamp level to turn to, earthing clamp has can turning function, has solved the problem that equipment, line-to-ground point and device housings limited space cause loose contact.
Below be only exemplary embodiments of the present utility model, those skilled in the art can do suitable modification and improvement completely on its basis, but identical with the utility model substance, fall into equally protection range of the present utility model.
Claims (1)
1. electric power maintenance, with turning to an earth rod, is characterized in that, comprises interconnective top wire clamp and bottom insulating rod; Described wire clamp comprises maxillar part (1), lower jaw part (3), tongue (2), neck portion (4) and drive link (5), described maxillar part (1) comprises that top is to the clamping part (11) of a side extension and the first engaging lug seat (12) of bottom, and the top of described clamping part (11) is provided with wiring knob (8), bottom is provided with arc notch (10); Described lower jaw part (3) is that bending place outer surface is the anti-L shaped of cambered surface, its vertically end of end be connected with the upper hinge of the first engaging lug seat (12), the end of horizontal ends and the middle part chain connection of tongue (2) and hinged place installation torsion spring (13), the spring (14) of vertical connecting in the horizontal ends of described lower jaw part (3), the upper end of described spring (14) is connected with the bottom of clamping part (11); The upper surface of described tongue is provided with friction salient point (7); Described neck portion (4) comprises the second engaging lug seat (41) on top, the screw shell (42) of bottom, the second described engaging lug seat (41) be clamped in the outside of the first engaging lug seat (12) and with its chain connection, and between the two, be provided with locking knob (6); The upper end of described drive link (5) is provided with taper and holds out against that portion (53), middle part are provided with continuous external screw thread (52), lower end is provided with outer-hexagonal rotating part (51), described drive link (5) is through screw shell (42), and drive link (5) forms threaded engagement by external screw thread (52) and screw shell (42), and taper hold out against portion (53) can with the cambered surface of described lower jaw part (3) against; Described screw shell (42) outer wall is arranged with two with externally threaded projection (9); Described insulating rod comprise outside urceolus (15) with and in run through interior rod (16) wherein, described urceolus (15) top is the symmetrical two lobe formula deep-slotted chip breakers (18) that connect of hinge, on every lobe deep-slotted chip breaker (18), be respectively equipped with slightly larger in diameter in the through hole (19) of projection (9) diameter, and projection (9) can be locked by clamp nut through after through hole (19); The top of described interior rod (16) is provided with the interior Hexagonal jacket (17) that can be clasped with outer-hexagonal rotating part (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420248876.3U CN203839535U (en) | 2014-05-16 | 2014-05-16 | Steerable grounding bar for power maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420248876.3U CN203839535U (en) | 2014-05-16 | 2014-05-16 | Steerable grounding bar for power maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203839535U true CN203839535U (en) | 2014-09-17 |
Family
ID=51517335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420248876.3U Expired - Fee Related CN203839535U (en) | 2014-05-16 | 2014-05-16 | Steerable grounding bar for power maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203839535U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332732A (en) * | 2014-11-24 | 2015-02-04 | 国家电网公司 | Ground wire device for vertical high-voltage lead |
| CN105116172A (en) * | 2015-08-18 | 2015-12-02 | 国网山西省电力公司检修分公司 | A junction pole specially used for live tests of 35kV lighting arrester leakage currents |
| CN105226414A (en) * | 2015-10-27 | 2016-01-06 | 国网浙江杭州市富阳区供电公司 | Power equipment and anti-slip grounding wire device thereof |
| CN105226413A (en) * | 2015-10-27 | 2016-01-06 | 国网浙江杭州市富阳区供电公司 | Grounding wire device and earth connection chuck thereof |
| CN105655756A (en) * | 2016-03-23 | 2016-06-08 | 中国南方电网有限责任公司超高压输电公司南宁局 | High-altitude wiring pliers |
| CN108521034A (en) * | 2018-05-23 | 2018-09-11 | 广东电网有限责任公司 | A kind of tube type bus grounding assembly and transformer substation system |
| CN108808280A (en) * | 2018-07-18 | 2018-11-13 | 四川省腾达电力器材制造有限公司 | A kind of portable short-circuit grounding wire and its installation method |
-
2014
- 2014-05-16 CN CN201420248876.3U patent/CN203839535U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104332732A (en) * | 2014-11-24 | 2015-02-04 | 国家电网公司 | Ground wire device for vertical high-voltage lead |
| CN104332732B (en) * | 2014-11-24 | 2017-01-11 | 国家电网公司 | Ground wire device for vertical high-voltage lead |
| CN105116172A (en) * | 2015-08-18 | 2015-12-02 | 国网山西省电力公司检修分公司 | A junction pole specially used for live tests of 35kV lighting arrester leakage currents |
| CN105226414A (en) * | 2015-10-27 | 2016-01-06 | 国网浙江杭州市富阳区供电公司 | Power equipment and anti-slip grounding wire device thereof |
| CN105226413A (en) * | 2015-10-27 | 2016-01-06 | 国网浙江杭州市富阳区供电公司 | Grounding wire device and earth connection chuck thereof |
| CN105226413B (en) * | 2015-10-27 | 2018-01-19 | 国网浙江杭州市富阳区供电公司 | Grounding wire device and its ground wire chuck |
| CN105226414B (en) * | 2015-10-27 | 2018-01-19 | 国网浙江杭州市富阳区供电公司 | Power equipment and its anti-slip grounding wire device |
| CN105655756A (en) * | 2016-03-23 | 2016-06-08 | 中国南方电网有限责任公司超高压输电公司南宁局 | High-altitude wiring pliers |
| CN105655756B (en) * | 2016-03-23 | 2018-04-10 | 中国南方电网有限责任公司超高压输电公司南宁局 | A kind of overhead jointing clamp |
| CN108521034A (en) * | 2018-05-23 | 2018-09-11 | 广东电网有限责任公司 | A kind of tube type bus grounding assembly and transformer substation system |
| CN108808280A (en) * | 2018-07-18 | 2018-11-13 | 四川省腾达电力器材制造有限公司 | A kind of portable short-circuit grounding wire and its installation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20160516 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |