CN203774485U - Falloff preventive grounding wire clamp - Google Patents
Falloff preventive grounding wire clamp Download PDFInfo
- Publication number
- CN203774485U CN203774485U CN201420054181.1U CN201420054181U CN203774485U CN 203774485 U CN203774485 U CN 203774485U CN 201420054181 U CN201420054181 U CN 201420054181U CN 203774485 U CN203774485 U CN 203774485U
- Authority
- CN
- China
- Prior art keywords
- support bar
- bulb
- shank
- screw rod
- grounding wire
- 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
Links
Abstract
The utility model provides a falloff preventive grounding wire clamp which comprises a hook head and a hook rod. The lower end of the hook rod is provided with a support bar, grounding wire terminals are arranged at the outer side of the hook rod, the inner side of the hook rod is provided with a guide rail, the middle portion of the support bar is provided with a threaded through hole in cooperation with a screw, the upper end of the screw penetrates through the upper end surface of the support bar and is successively sleeved by a spring and an L-shaped enclosed block, the top of the screw is provided with a bulb, the bottom of a fixing block is provided with a bulb sleeve, the bulb sleeve is rotationally connected with the bulb, the tail end of the screw is provided with a joint of an operating lever, one side of the L-shaped enclosed block is provided with a groove, one side of the fixing block is provided with a groove, the grooves of the L-shaped enclosed block and the fixing block are connected with the guide rail of the hook rod in a cooperative manner, and the top surface of the fixing block is arc-shaped. The falloff preventive grounding wire clamp is simple in structure, convenient to use and high in closure; and cables can be firmly clamped by the clamp and do not fall off even if an external force is applied.
Description
Technical field
The utility model relates to the operation tool of transformer station's high-voltage electrical equipment, especially a kind of run-resistant earthing clamp.
Background technology
Electric power overhaul manipulating object mainly contains overhead transmission line at present, copper aluminium bus array, cable line, according to scene, need to use special-purpose earthing clamp to carry out ground connection, and the earthing clamp (referring to Fig. 1) generally using now, it has a door shape framework, in framework, be provided with two shell fragments and form clamp, during operation, earth connection is connected on the ground connection terminal of earthing clamp, then by earthing clamp clip on cable, but because the lower end of earthing clamp is open design, earthing clamp easily causes and comes off under External Force Acting being subject to, and the shell fragment on clamp is also fragile, make the folder force intensity of clamp cause and come off not.
Summary of the invention
The purpose of this utility model is improved above shortcoming exactly, provides a kind of simple in structure, easy to use, and closure is strong, and clamping cable is firm, is subject to also adeciduate a kind of run-resistant earthing clamp of external force.
Concrete scheme of the present utility model is: a kind of run-resistant earthing clamp, it is characterized in that: there is gib head and shank, the lower end of shank is provided with a support bar, the outside of described shank is provided with ground connection terminal, the inner side of shank is provided with guided way, the middle part of described support bar is provided with tapped through hole and is furnished with screw rod, the upper end of screw rod is through the upper surface of support bar, the upper end of screw rod is set with spring and L shaped sealing piece successively, the top of screw rod is provided with bulb, the bottom of one fixed block is provided with ball-head cover, ball-head cover and bulb are rotationally connected, the tail end of screw rod is provided with action bars connector, one side of described L shaped sealing piece and fixed block is equipped with groove, the groove of L shaped sealing piece and fixed block and the guided way on shank are connected.
Described a kind of run-resistant earthing clamp, is characterized in that: the end face of described fixed block is arc.
The utility model is simple in structure, easy to use, and closure is strong, and clamping cable is firm, also do not come off by external force.
Accompanying drawing explanation
Fig. 1 is existing earthing clamp structural representation;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the cutaway view of Fig. 2 A-A.
In figure, 1-gib head, 2-shank, 3-support bar, 4-ground connection terminal, 5-guided way, 6-tapped through hole, 7-screw rod, 8-spring, 9-L shape sealing piece, 10-bulb, 11-fixed block, 12-ball-head cover, 13-groove, 14-arcwall face, 15-action bars is head in succession.
Embodiment
Referring to Fig. 1-2, a kind of run-resistant earthing clamp of the utility model, there is gib head 1 and shank 2, the lower end of shank 2 is provided with a support bar 3, the outside of described shank 2 is provided with ground connection terminal 4, the inner side of shank 2 is provided with guided way 5, the middle part of described support bar 3 is provided with tapped through hole 6 and is furnished with screw rod 7, the upper end of screw rod 7 is through the upper surface of support bar 3, screw rod 7 upper ends are set with spring 8 and L shaped sealing piece 9 successively, the top of screw rod 7 is provided with bulb 10, the bottom of one fixed block 11 is provided with ball-head cover 12, ball-head cover 12 is rotationally connected with bulb 10, the tail end of screw rod 7 is provided with action bars connector 15, one side of described L shaped sealing piece and fixed block is equipped with groove 13, the groove 13 of L shaped sealing piece and fixed block all with shank on guided way 5 be connected, the end face of described fixed block is arcwall face 14.
Claims (2)
1. a run-resistant earthing clamp, it is characterized in that: there is gib head and shank, the lower end of shank is provided with a support bar, the outside of described shank is provided with ground connection terminal, the inner side of shank is provided with guided way, the middle part of described support bar is provided with tapped through hole and is furnished with screw rod, the upper end of screw rod is through the upper surface of support bar, the upper end of screw rod is set with spring and L shaped sealing piece successively, the top of screw rod is provided with bulb, the bottom of one fixed block is provided with ball-head cover, ball-head cover and bulb are rotationally connected, the tail end of screw rod is provided with action bars connector, one side of described L shaped sealing piece and fixed block is equipped with groove, the groove of L shaped sealing piece and fixed block and the guided way on shank are connected.
2. a kind of run-resistant earthing clamp according to claim 1, is characterized in that: the end face of described fixed block is arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054181.1U CN203774485U (en) | 2014-01-28 | 2014-01-28 | Falloff preventive grounding wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420054181.1U CN203774485U (en) | 2014-01-28 | 2014-01-28 | Falloff preventive grounding wire clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774485U true CN203774485U (en) | 2014-08-13 |
Family
ID=51291639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420054181.1U Expired - Fee Related CN203774485U (en) | 2014-01-28 | 2014-01-28 | Falloff preventive grounding wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774485U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868403A (en) * | 2015-05-08 | 2015-08-26 | 国家电网公司 | Portable 120-to-400mm2 aluminum conductor steel reinforced cable shunting clamp and use method thereof |
| CN104901207A (en) * | 2015-06-15 | 2015-09-09 | 国网山东章丘市供电公司 | Diverting clamp for diverting wire clamp pressing plate |
| CN105703098A (en) * | 2016-04-10 | 2016-06-22 | 国家电网公司 | Emergency short-circuit tubular wire clamp |
| CN109494494A (en) * | 2017-12-20 | 2019-03-19 | 金华送变电工程有限公司 | A kind of grounding head for cable pile crown |
| CN111653981A (en) * | 2020-06-15 | 2020-09-11 | 刘欢 | Power grid wire clamp hot-line operation installation equipment and operation method thereof |
| CN111903026A (en) * | 2018-01-22 | 2020-11-06 | 哈勃股份有限公司 | Self-positioning vibration damping clamp |
-
2014
- 2014-01-28 CN CN201420054181.1U patent/CN203774485U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868403A (en) * | 2015-05-08 | 2015-08-26 | 国家电网公司 | Portable 120-to-400mm2 aluminum conductor steel reinforced cable shunting clamp and use method thereof |
| CN104868403B (en) * | 2015-05-08 | 2017-11-28 | 国家电网公司 | A kind of portable 120~400mm2Steel-cored aluminium strand shunt line fixture and application method |
| CN104901207A (en) * | 2015-06-15 | 2015-09-09 | 国网山东章丘市供电公司 | Diverting clamp for diverting wire clamp pressing plate |
| CN104901207B (en) * | 2015-06-15 | 2016-12-07 | 国网山东章丘市供电公司 | Guide clamp to the shunting of wire clamp pressing plate |
| CN105703098A (en) * | 2016-04-10 | 2016-06-22 | 国家电网公司 | Emergency short-circuit tubular wire clamp |
| CN109494494A (en) * | 2017-12-20 | 2019-03-19 | 金华送变电工程有限公司 | A kind of grounding head for cable pile crown |
| CN111903026A (en) * | 2018-01-22 | 2020-11-06 | 哈勃股份有限公司 | Self-positioning vibration damping clamp |
| CN111653981A (en) * | 2020-06-15 | 2020-09-11 | 刘欢 | Power grid wire clamp hot-line operation installation equipment and operation method thereof |
| CN111653981B (en) * | 2020-06-15 | 2021-09-24 | 刘欢 | Power grid wire clamp hot-line operation installation equipment and operation method thereof |
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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: 20140813 Termination date: 20180128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |