CN202384510U - Grounding device for overhauling overhead line - Google Patents
Grounding device for overhauling overhead line Download PDFInfo
- Publication number
- CN202384510U CN202384510U CN2011205290002U CN201120529000U CN202384510U CN 202384510 U CN202384510 U CN 202384510U CN 2011205290002 U CN2011205290002 U CN 2011205290002U CN 201120529000 U CN201120529000 U CN 201120529000U CN 202384510 U CN202384510 U CN 202384510U
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- Prior art keywords
- earth connection
- hook
- grounding
- earthing device
- insulating bar
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Abstract
The utility model relates to a grounding device for overhauling an overhead line, which comprises a grounding component and a grounding metal rod connected with the grounding component, wherein the grounding component comprises a hook, a grounding line, an insulating rod and an angle regulating device; one end of the grounding end is connected with the hook; the other end of the grounding line is connected with the grounding metal rod; and the hook is connected with the insulating rod through the angle regulating device. The grounding device disclosed by the utility model not only can regulate and control an angle of the hook, but also is detached safely and quickly so as to effectively avoid the grounding line being broken.
Description
Technical field
The utility model relates to a kind of overhead transmission line maintenance and uses earthing device, belongs to line maintenance device technique field.
Background technology
When system for distribution network of power overhead transmission line interruption maintenance, used short circuit earthing device is made up of insulating bar, hook and ground connection copper cash at present, and insulating bar and hook are connected, and the ground connection copper cash is connected the hook afterbody with screw.During the maintenance circuit hook is hung on the overhead wire, action bars and ground connection copper cash are close to perpendicular to ground under action of gravity, and there is hidden danger in the easy and operator's Body contact of ground connection copper cash.Secondly, the present increasing employing insulated wire of power distribution network, earthing device can only be hung on the electricity testing grounding ring, because electricity testing grounding ring is generally far away from electric pole; When hanging earthing device, operating personnel can only oblique operation insulating bar on electric pole, but during dismounting, because action bars is far away from electric pole; Operating personnel are difficult to earthing device is taken off fast, can only action bars be pulled to electric pole by means of other objects, and there is potential safety hazard equally in this kind operation; Once more, existing operating means, ground connection copper cash only are provided with the connection termination with the hook junction; During use, the copper cash of end is easy to lose, thereby has influenced the security performance of whole earthing device.
The utility model content
The utility model technical problem to be solved provides a kind of adjustable hook angle, and installing/dismounting is safety quick, and earthing device is used in the overhead transmission line maintenance of effectively avoiding earth connection to lose.
The technical scheme that the utility model solves the problems of the technologies described above is following:
Earthing device is used in a kind of overhead transmission line maintenance, comprises grounding assembly and the grounded metal bar that is connected with said grounding assembly, and said grounding assembly comprises hook, earth connection, insulating bar, angle regulator; One end of said earth connection is connected with said hook, and the other end of said earth connection is connected with said grounded metal bar, and said hook is connected with said insulating bar through said angle regulator.
The beneficial effect of the utility model is; Can make insulating bar and hook form the angle structure through angle regulator; Hang on the line during use, under the action of gravity of earth connection, make between insulating bar and the earth connection also shape in an angle; Insulating bar can remain heeling condition and point operation personnel, thereby earth connection is separated with insulating bar.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, said grounding assembly has two at least; Earth connection in wherein said each grounding assembly intersects at a point, and extends to form a total earth connection, and said total earth connection is connected with said grounded metal bar.
Further, said grounding assembly also comprises the earth connection termination, and an end of said earth connection termination is connected with said hook, and the other end of said earth connection termination is connected with said earth connection.
Further, the junction of said earth connection termination and said earth connection is provided with the anti-spring of losing.
Adopt the beneficial effect of above-mentioned further scheme to be, for preventing earth connection damage, the junction in earth connection and earth connection termination adds and prevents losing spring, utilizes the tension force of spring to control copper cash and the dead angle do not occur and breakage.
Further, said angle regulator comprises rail groove, maintenance axle and fixed screw, and said fixed screw is connected with said hook, and said maintenance axle is connected with said insulating bar, and said rail groove is connected with said maintenance axle.
Description of drawings
Fig. 1 is the structural representation of the utility model overhead transmission line maintenance with earthing device;
Fig. 2 comprises the structural representation of three grounding assemblies with earthing device for the maintenance of the utility model overhead transmission line;
In the accompanying drawing, the list of parts of each label representative is following:
1, hook, 2-1, fixed screw, 2-2, rail groove, 2-3, maintenance axle, 3, the earth connection termination, 4, earth connection, 5, the anti-spring of losing, 6, insulating bar, 7, the grounded metal bar.
Embodiment
Below in conjunction with accompanying drawing the principle and the characteristic of the utility model are described, institute gives an actual example and only is used to explain the utility model, is not the scope that is used to limit the utility model.
As shown in Figure 1, earthing device is used in a kind of overhead transmission line maintenance, comprises grounding assembly and the grounded metal bar 7 that is connected with said grounding assembly, and said grounding assembly comprises hook 1, earth connection 4, insulating bar 6, angle regulator; One end of said earth connection 4 is connected with said hook 1, and the other end of said earth connection 4 is connected with said grounded metal bar 7, and said hook 1 is connected with said insulating bar 6 through said angle regulator.
Said grounding assembly also comprises earth connection termination 3, and an end of said earth connection termination 3 is connected with said hook 1, and the other end of said earth connection termination 3 is connected with said earth connection 4.Said earth connection termination 3 is provided with the anti-spring 5 of losing with the junction of said earth connection 4.
Said angle regulator comprises rail groove 2-2, maintenance axle 2-3 and fixed screw 2-1, and said fixed screw 2-1 is connected with said hook 1, and said maintenance axle 2-3 is connected with said insulating bar 6, and said rail groove 2-2 is connected with said maintenance axle 2-3.
As shown in Figure 2; Earthing device is used in a kind of overhead transmission line maintenance, comprises three identical grounding assemblies, and each assembly comprises hook 1, earth connection 4, insulating bar 6, angle regulator and anti-spring 5 compositions of losing; Insulating bar 6 and link up with 1 between be provided with angle regulator; Angle regulator is made up of rail groove 2-2, maintenance axle 2-3 and fixed screw 2-1, and earth connection termination 3 is fixedly installed on the hook 1, and 3 lower ends, earth connection termination are fixed with earth connection 4; Earth connection termination 3 is peripheral with earth connection 4 junctions; Be provided with anti-spring 5, the three winding ground wires of losing and intersect at a point and extend outward a total earth connection, total earth connection end is connected with grounded metal bar 7.
The concrete operation principle of the utility model is following:
During use, operating personnel are earlier with grounded metal bar 7 reliable grounds, adjustment hook 1 angle then, 2-1 fix through fixed screw, treat that the operator identifies the true no-voltage of maintenance circuit after, immediately with earth connection 4, link up with 1 and be hung on the overhead transmission line.When hanging earthing device, will link up with 1 as far as possible and push a distant place to.Because the special angle existence of the action of gravity of earth connection 4 and ground connection hook 1 design itself, the insulating bar 6 that is hung on the lead can remain heeling condition point operation personnel, earth connection 4 then vertically downward, away from operating personnel.
During dismounting, the operator holds insulating bar 6 tail down tight in one's hands on the other hand with defeating, and upwards firmly lift hand-held insulating bar 6 middle and lower parts of another, and earth connection 4 just is easy to break away from lead like this.After finishing using, can will link up with 1 through angle regulator and be adjusted to and insulating bar 6 same rectilinear directions, thereby help transportation and storage.
The above is merely the preferred embodiment of the utility model, and is in order to restriction the utility model, not all within the spirit and principle of the utility model, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection range of the utility model.
Claims (5)
1. earthing device is used in an overhead transmission line maintenance, comprises grounding assembly and the grounded metal bar that is connected with said grounding assembly, and it is characterized in that: said grounding assembly comprises hook, earth connection, insulating bar, angle regulator; One end of said earth connection is connected with said hook, and the other end of said earth connection is connected with said grounded metal bar, and said hook is connected with said insulating bar through said angle regulator.
2. earthing device according to claim 1 is characterized in that: said grounding assembly has two at least; Earth connection in wherein said each grounding assembly intersects at a point, and extends to form a total earth connection, and said total earth connection is connected with said grounded metal bar.
3. earthing device according to claim 1 and 2 is characterized in that: said grounding assembly also comprises the earth connection termination, and an end of said earth connection termination is connected with said hook, and the other end of said earth connection termination is connected with said earth connection.
4. earthing device according to claim 3 is characterized in that: the junction of said earth connection termination and said earth connection is provided with the anti-spring of losing.
5. earthing device according to claim 1 and 2; It is characterized in that: said angle regulator comprises rail groove, maintenance axle and fixed screw; Said fixed screw is connected with said hook, and said maintenance axle is connected with said insulating bar, and said rail groove is connected with said maintenance axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205290002U CN202384510U (en) | 2011-12-16 | 2011-12-16 | Grounding device for overhauling overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205290002U CN202384510U (en) | 2011-12-16 | 2011-12-16 | Grounding device for overhauling overhead line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202384510U true CN202384510U (en) | 2012-08-15 |
Family
ID=46632989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205290002U Expired - Fee Related CN202384510U (en) | 2011-12-16 | 2011-12-16 | Grounding device for overhauling overhead line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202384510U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102810774A (en) * | 2012-08-21 | 2012-12-05 | 湖南省电力公司永州电业局 | Angle-adjustable grounding wire device for electric power system |
| CN102891418A (en) * | 2012-09-20 | 2013-01-23 | 辽宁省电力有限公司检修分公司 | Dismounting device of 500KV system grounding wire |
| CN102891378A (en) * | 2012-10-24 | 2013-01-23 | 四川省电力公司绵阳电业局 | Portable experiment wire clamp |
| CN103107428A (en) * | 2013-02-27 | 2013-05-15 | 绥化电业局 | 10 kv overhead line targeted installation grounding device and overhead line targeted connection method |
| CN103441353A (en) * | 2013-09-12 | 2013-12-11 | 国家电网公司 | Universal ground lead for 110 kilovolt overhead line strain tower |
| CN103441431A (en) * | 2013-08-20 | 2013-12-11 | 国家电网公司 | Temporary grounding device of distribution box substation and grounding method |
| CN103682701A (en) * | 2013-11-19 | 2014-03-26 | 国网安徽来安县供电有限责任公司 | Large current boosting device test wire clamp |
| CN103996912A (en) * | 2014-04-30 | 2014-08-20 | 国家电网公司 | High-voltage grounding wire clamp |
| CN104979652A (en) * | 2015-06-10 | 2015-10-14 | 国网辽宁省电力有限公司检修分公司 | Direction-changeable short circuit grounding wire clamp and grounding method |
| CN106058764A (en) * | 2016-06-27 | 2016-10-26 | 国网山东省电力公司商河县供电公司 | Scissor-shaped drainage wire for live working and drainage method by employing the drainage wire |
| CN107565233A (en) * | 2017-09-19 | 2018-01-09 | 国网河南省电力公司南阳供电公司 | A kind of clamp for ground wire component for transmission line of electricity |
| CN113437603A (en) * | 2021-06-01 | 2021-09-24 | 北京市轨道交通运营管理有限公司 | Triangular electricity testing grounding method and device for contact network |
| CN116487909A (en) * | 2023-06-21 | 2023-07-25 | 中国电力科学研究院有限公司 | Climbing-free grounding wire hanging and detaching device, system and method |
| CN116505302A (en) * | 2023-06-05 | 2023-07-28 | 广东电网有限责任公司佛山供电局 | Grounding device of distribution network grounding wire |
-
2011
- 2011-12-16 CN CN2011205290002U patent/CN202384510U/en not_active Expired - Fee Related
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102810774A (en) * | 2012-08-21 | 2012-12-05 | 湖南省电力公司永州电业局 | Angle-adjustable grounding wire device for electric power system |
| CN102891418B (en) * | 2012-09-20 | 2014-12-17 | 辽宁省电力有限公司检修分公司 | Dismounting device of 500KV system grounding wire |
| CN102891418A (en) * | 2012-09-20 | 2013-01-23 | 辽宁省电力有限公司检修分公司 | Dismounting device of 500KV system grounding wire |
| CN102891378A (en) * | 2012-10-24 | 2013-01-23 | 四川省电力公司绵阳电业局 | Portable experiment wire clamp |
| CN103107428A (en) * | 2013-02-27 | 2013-05-15 | 绥化电业局 | 10 kv overhead line targeted installation grounding device and overhead line targeted connection method |
| CN103107428B (en) * | 2013-02-27 | 2015-05-13 | 绥化电业局 | Fixed point connection method for targeted installation grounding device via overhead line 10 kv overhead line |
| CN103441431B (en) * | 2013-08-20 | 2015-09-23 | 国家电网公司 | A kind of distribution box becomes temporary earthing device and earthing method |
| CN103441431A (en) * | 2013-08-20 | 2013-12-11 | 国家电网公司 | Temporary grounding device of distribution box substation and grounding method |
| CN103441353B (en) * | 2013-09-12 | 2016-08-17 | 国家电网公司 | A kind of 110 kilovolts of overhead transmission line anchor support common ground lines |
| CN103441353A (en) * | 2013-09-12 | 2013-12-11 | 国家电网公司 | Universal ground lead for 110 kilovolt overhead line strain tower |
| CN103682701A (en) * | 2013-11-19 | 2014-03-26 | 国网安徽来安县供电有限责任公司 | Large current boosting device test wire clamp |
| CN103996912B (en) * | 2014-04-30 | 2016-09-21 | 国家电网公司 | High-voltage grounding wire clamp |
| CN103996912A (en) * | 2014-04-30 | 2014-08-20 | 国家电网公司 | High-voltage grounding wire clamp |
| CN104979652A (en) * | 2015-06-10 | 2015-10-14 | 国网辽宁省电力有限公司检修分公司 | Direction-changeable short circuit grounding wire clamp and grounding method |
| CN106058764A (en) * | 2016-06-27 | 2016-10-26 | 国网山东省电力公司商河县供电公司 | Scissor-shaped drainage wire for live working and drainage method by employing the drainage wire |
| CN106058764B (en) * | 2016-06-27 | 2018-06-19 | 国网山东省电力公司商河县供电公司 | A kind of livewire work drainage thread and method using its drainage of cultrating |
| CN107565233A (en) * | 2017-09-19 | 2018-01-09 | 国网河南省电力公司南阳供电公司 | A kind of clamp for ground wire component for transmission line of electricity |
| CN113437603A (en) * | 2021-06-01 | 2021-09-24 | 北京市轨道交通运营管理有限公司 | Triangular electricity testing grounding method and device for contact network |
| CN116505302A (en) * | 2023-06-05 | 2023-07-28 | 广东电网有限责任公司佛山供电局 | Grounding device of distribution network grounding wire |
| CN116505302B (en) * | 2023-06-05 | 2024-02-27 | 广东电网有限责任公司佛山供电局 | Grounding device of distribution network grounding wire |
| CN116487909A (en) * | 2023-06-21 | 2023-07-25 | 中国电力科学研究院有限公司 | Climbing-free grounding wire hanging and detaching device, system and method |
| CN116487909B (en) * | 2023-06-21 | 2023-09-19 | 中国电力科学研究院有限公司 | Climbing-free grounding wire hanging and detaching device, system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20121216 |