CN203135010U - Hook type ground wire having locking notch - Google Patents
Hook type ground wire having locking notch Download PDFInfo
- Publication number
- CN203135010U CN203135010U CN 201320003496 CN201320003496U CN203135010U CN 203135010 U CN203135010 U CN 203135010U CN 201320003496 CN201320003496 CN 201320003496 CN 201320003496 U CN201320003496 U CN 201320003496U CN 203135010 U CN203135010 U CN 203135010U
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- Prior art keywords
- ground wire
- rod
- hinged
- action bars
- hole
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- Expired - Lifetime
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- 230000008878 coupling Effects 0.000 claims description 18
- 238000010168 coupling process Methods 0.000 claims description 18
- 238000005859 coupling reaction Methods 0.000 claims description 18
- 239000011810 insulating material Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 28
- 238000003780 insertion Methods 0.000 abstract description 6
- 230000037431 insertion Effects 0.000 abstract description 6
- 238000007664 blowing Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 description 4
- 238000010891 electric arc Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model relates to a hook type ground wire having a locking notch. A rectangular through hole is arranged on a straight arm of a ground wire clamp body; and an insertion plate penetrates the inside of the through hole. Long strip holes are arranged at an upper portion and a lower portion of an operation rod along the axis of the rod; an inner ring is arranged in the operation rod; a transmission rod penetrates the inner ring; and a radial ring is arranged on the transmission rod. The lower end of the transmission rod is hinged with an arc-shaped lower driving rod extending out of the lower long strip hole; and the upper end of the transmission rod is hinged with an arc-shaped upper driving rod extending out of the upper long strip hole. A handle is hinged at the lower portion the operation rod, wherein the hinging portion of the handle is located at the lower driving rod. The outer end of the insertion plate is hinged at the upper driving rod. A spring is arranged between the radial ring of the transmission rod and the inner ring of the operation rod. According to the utility model, because the insertion plate passing through the through hole of the straight arm is arranged on the straight arm of the ground wire clamp body and is connected with a driving device formed by the handle, the transmission rod, the upper driving rod, the lower driving rod, and the spring, when the handle is operated, the movable insertion plate can be disengaged from the hook opening or the movable insertion plate can be blocked at the hook opening of the bent hook, and thus the wire jittering caused by the wind blowing or manual touch can be prevented, thereby preventing the hook type ground wire from falling away from the wire of a power transmission line.
Description
Technical field
The coupling type earth connection, particularly a kind of fore shaft of coupling type earth connection used when the utility model relates to a kind of power construction operation.
Background technology
During the transmission line interruption maintenance, because of static, induced electricity, instead send misoperations such as electricity or abnormal unexpected incoming call, can produce dangerous voltage and electric arc in transmission line, this dangerous voltage and electric arc are known from experience the generation injury to the operation electrician people of contact power transmission circuit on transmission line.In order to prevent that above-mentioned dangerous voltage and electric arc from producing injury to the operation electrician human body of contact power transmission circuit on transmission line, press the power construction regulation, when the transmission line interruption maintenance, articulate temporary ground wire at transmission line, the instrument of temporary ground wire has elements such as earth connection, ground wire stake and electric wire.Earth connection is used for being connected tightly the electric wire of transmission line, the ground wire stake contacts with ground well for insertion is underground, electric wire is used for connecting earth connection and ground wire stake, during the transmission line interruption maintenance on transmission line temporary ground wire be safety measure indispensable in the electric power maintenance work, only after dead line hangs up properly earth connection, can carry out the upkeep operation of contact wire.In the instrument of interim hanging earthing conductor, earth connection is most important element on dead line.In the prior art, earth connection has the coupling type earth connection, the coupling type earth connection has the ground wire clamp, the ground wire clamp has straight-arm, the upper end of straight-arm is connected with the crotch that Open Side Down, flexible sheet metal electric wire folder in the crotch, the lateral wall of straight-arm has the ground wire contact, and the lower end of ground wire clamp is connected with the tubular action bars of insulating material.
On transmission line during temporary ground wire, getting hook-type earth connection, electric wire and ground wire stake, insert good ground wire stake on the ground, between coupling type earth connection and ground wire stake, connect earth connection, lift action bars, the mouth of hook of coupling type earth connection is hung on the electric wire of transmission line, spur the coupling type earth connection downwards, allow the interior elastic sheet metal electric wire folder of the mouth of hook that the electric wire of transmission line is clamped, realize the electric wire ground connection of transmission line.This coupling type earth connection contacts defective tightness with the electric wire clamping of transmission line, and sometimes because wind or people bump, the electric wire shake that causes splits away off the coupling type earth connection easily and causes security incident from the electric wire of transmission line.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned deficiency, proposes a kind of coupling type earth connection with fore shaft of splitting away off from the electric wire of transmission line of being not easy.
The utility model is realized with the following method.
Coupling type earth connection with fore shaft has the ground wire clamp, the ground wire clamp has straight-arm, the upper end of straight-arm is connected with the crotch that Open Side Down, flexible sheet metal electric wire folder in the crotch, the lateral wall of straight-arm has the ground wire contact, the lower end of ground wire clamp is connected with the tubular action bars of insulating material, the ground wire contact top of straight-arm has and straight-arm vertical rectangular through hole, be installed with the active plugboard vertical with straight-arm in the through hole, the above and below of action bars circumference has respectively along the strip hole of action bars axis direction, the inwall of action bars, between the top of the below of last strip hole and following hole strip hole interior circumferential band is arranged, in the action bars, the insulating material drive link that circumferential band in passing is arranged, drive link is connected with radial loop below interior circumferential band, an end of drive rod under the arc of strip hole under the lower end of drive link is hinged with and stretches out, the upper end of drive link is hinged with an end of drive rod on the arc that stretches out strip hole, the top of strip hole is connected with outer circular boop under the action bars excircle, be hinged with an end of handle on the circular boop, the other end of handle is hinged on down the other end of drive rod, the end of active plugboard outside the crotch of ground wire clamp is hinged on the other end of drive rod, in the action bars pipe, the spring that makes drive link be subjected to downward force is arranged between the interior circumferential band of the radial loop of drive link and action bars inwall.
In the utility model pipe, between drive link and the insulating bar spring that makes drive link be subjected to downward force is arranged, in common nature, because of the elastic force of spring, active plugboard is on the mouth of hook of retaining at crotch in the side in the ground wire clamp crotch.
During use, operating personnel's hand-held bar, press handle, compressed down at spring, by following drive rod, drive link and last drive rod drive active plugboard and slide to the outside of ground wire clamp crotch, make the side of active plugboard in ground wire clamp crotch leave the mouth of hook of crotch, the mouth of hook of coupling type earth connection is hung on the electric wire of transmission line, spur the coupling type earth connection downwards, allow the elastic sheet metal electric wire folder in the mouth of hook that the electric wire of transmission line is clamped, release handle then, spring is removed and is compressed, by following drive rod, drive link and last drive rod drive active plugboard to the inner slide of ground wire clamp crotch, and retaining is on the mouth of hook of crotch.
The ground wire contact top of the utility model ground wire clamp straight-arm has and straight-arm vertical rectangular through hole, be installed with the active plugboard vertical with straight-arm in the through hole, active plugboard is connected with the drive unit of being made up of handle, time drive rod, drive link, last drive rod and spring, control crank, also can make active plugboard leave the mouth of hook clamping electric wire of crotch, can make the active plugboard retaining on the mouth of hook of crotch, prevent from because wind or people bump the electric wire shake that causes the coupling type earth connection being split away off from the electric wire of transmission line.
Below in conjunction with accompanying drawing, the utility model is further described.
Description of drawings
Fig. 1 looks schematic diagram according to a kind of master with coupling type earth connection of fore shaft that invention scheme of the present utility model proposes;
Fig. 2 is the A-A schematic diagram of Fig. 1.
Embodiment
Fig. 1, among Fig. 2, coupling type earth connection with fore shaft has ground wire clamp 1, the ground wire clamp has straight-arm 2, the upper end of straight-arm is connected with the crotch 3 that Open Side Down, flexible sheet metal electric wire folder 4 in the crotch, the lateral wall of straight-arm has ground wire contact 5, the lower end of ground wire clamp is connected with the tubular action bars 6 of insulating material, the ground wire contact top of straight-arm has and straight-arm vertical rectangular through hole 7, be installed with the active plugboard vertical with straight-arm 8 in the through hole, the above and below of action bars circumference has respectively along the strip hole 9 of action bars axis direction, 10, the inwall of action bars, interior circumferential band 11 is arranged between the top of the below of last strip hole and following hole strip hole, in the action bars, the insulating material drive link 12 that circumferential band in passing is arranged, drive link is connected with radial loop 13 below interior circumferential band, an end of drive rod 14 under the arc of strip hole under the lower end of drive link is hinged with and stretches out, the upper end of drive link is hinged with an end of drive rod 15 on the arc that stretches out strip hole, the top of strip hole is connected with outer circular boop 16 under the action bars excircle, be hinged with an end of handle 17 on the circular boop, the other end of handle is hinged on down the other end of drive rod, the end 18 of active plugboard outside the crotch of ground wire clamp is hinged on the other end of drive rod, in the action bars pipe, the spring 19 that makes drive link be subjected to downward force is arranged between the interior circumferential band of the radial loop of drive link and action bars inwall.
Claims (1)
1. coupling type earth connection with fore shaft, include the ground wire clamp, the ground wire clamp has straight-arm, the upper end of straight-arm is connected with the crotch that Open Side Down, flexible sheet metal electric wire folder in the crotch, the lateral wall of straight-arm has the ground wire contact, the lower end of ground wire clamp is connected with the tubular action bars of insulating material, it is characterized in that: the ground wire contact top of straight-arm has and straight-arm vertical rectangular through hole, be installed with the active plugboard vertical with straight-arm in the through hole, the above and below of action bars circumference has respectively along the strip hole of action bars axis direction, the inwall of action bars, between the top of the below of last strip hole and following hole strip hole interior circumferential band is arranged, in the action bars, the insulating material drive link that circumferential band in passing is arranged, drive link is connected with radial loop below interior circumferential band, an end of drive rod under the arc of strip hole under the lower end of drive link is hinged with and stretches out, the upper end of drive link is hinged with an end of drive rod on the arc that stretches out strip hole, the top of strip hole is connected with outer circular boop under the action bars excircle, be hinged with an end of handle on the circular boop, the other end of handle is hinged on down the other end of drive rod, the end of active plugboard outside the crotch of ground wire clamp is hinged on the other end of drive rod, in the action bars pipe, the spring that makes drive link be subjected to downward force is arranged between the interior circumferential band of the radial loop of drive link and action bars inwall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320003496 CN203135010U (en) | 2013-01-06 | 2013-01-06 | Hook type ground wire having locking notch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320003496 CN203135010U (en) | 2013-01-06 | 2013-01-06 | Hook type ground wire having locking notch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203135010U true CN203135010U (en) | 2013-08-14 |
Family
ID=48942953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320003496 Expired - Lifetime CN203135010U (en) | 2013-01-06 | 2013-01-06 | Hook type ground wire having locking notch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203135010U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022752A (en) * | 2013-01-06 | 2013-04-03 | 辽宁省电力有限公司铁岭供电公司 | Hanging hook type grounding wire with locking port |
| CN103633459A (en) * | 2013-12-09 | 2014-03-12 | 广西大学 | Safety high-voltage discharge rod of push-pull linkage mechanism type |
| CN104201488A (en) * | 2014-07-11 | 2014-12-10 | 国家电网公司 | Ground wire of 220-500kV circuit |
| CN104409880A (en) * | 2014-03-06 | 2015-03-11 | 国家电网公司 | Method for hanging ground wire |
| CN104505689A (en) * | 2014-12-12 | 2015-04-08 | 国家电网公司 | Removal tool special for gun type grounding wire |
| CN105186145A (en) * | 2015-08-24 | 2015-12-23 | 广西大学 | Portable grounding device for hot-line work |
| CN107359546A (en) * | 2017-09-21 | 2017-11-17 | 国网冀北电力有限公司技能培训中心 | A kind of livewire work action bars decision connects the special drainage thread of lead and fixes locking bar |
-
2013
- 2013-01-06 CN CN 201320003496 patent/CN203135010U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103022752A (en) * | 2013-01-06 | 2013-04-03 | 辽宁省电力有限公司铁岭供电公司 | Hanging hook type grounding wire with locking port |
| CN103633459A (en) * | 2013-12-09 | 2014-03-12 | 广西大学 | Safety high-voltage discharge rod of push-pull linkage mechanism type |
| CN104409880A (en) * | 2014-03-06 | 2015-03-11 | 国家电网公司 | Method for hanging ground wire |
| CN104409880B (en) * | 2014-03-06 | 2016-06-08 | 国家电网公司 | A kind of method hanging grounding wire |
| CN104201488A (en) * | 2014-07-11 | 2014-12-10 | 国家电网公司 | Ground wire of 220-500kV circuit |
| CN104505689A (en) * | 2014-12-12 | 2015-04-08 | 国家电网公司 | Removal tool special for gun type grounding wire |
| CN105186145A (en) * | 2015-08-24 | 2015-12-23 | 广西大学 | Portable grounding device for hot-line work |
| CN105186145B (en) * | 2015-08-24 | 2017-11-28 | 广西大学 | The portable earthing or grounding means of livewire work |
| CN107359546A (en) * | 2017-09-21 | 2017-11-17 | 国网冀北电力有限公司技能培训中心 | A kind of livewire work action bars decision connects the special drainage thread of lead and fixes locking bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |