CN202189909U - Clamping type square bus earth clamp - Google Patents
Clamping type square bus earth clamp Download PDFInfo
- Publication number
- CN202189909U CN202189909U CN 201120301806 CN201120301806U CN202189909U CN 202189909 U CN202189909 U CN 202189909U CN 201120301806 CN201120301806 CN 201120301806 CN 201120301806 U CN201120301806 U CN 201120301806U CN 202189909 U CN202189909 U CN 202189909U
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- Prior art keywords
- push rod
- ground wire
- clamping
- block
- earth clamp
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- Expired - Fee Related
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- 230000005540 biological transmission Effects 0.000 description 15
- 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
- 230000005611 electricity Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 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
A clamping type square bus earth clamp adopts the structure that a round hole is arranged in the middle of the lower bottom wall of an earth clamp body taking the shape of a square box; a left clamping flap and a right clamping flap are hinged to the upper end of the earth clamp body through connecting rods; grooves with groove mouths opposite to each other are arranged on the left clamping flap and the right clamping flap respectively; a connection block is hinged between the left clamping flap and the right clamping flap; a push rod spring is arranged between the connection block and the upper end surface of the earth clamp body; a vertical push rod is connected to the middle of a connecting plate; a clamp support is connected to the push rod; clamping blocks are hinged to the left side and the right side in the earth clamp body; a raised stop block and a trigger block are arranged on the opposite sides of the two fixture blocks respectively; and a clamping block spring is arranged between each clamping block on the side divorcing from the other clamping block and the inner wall of the earth clamp body. The clamping type square bus earth clamp is provided with the left and right clamping flaps, and the left and right clamping flaps are hinged to the upper end of the earth clamp body through the connecting rods and form a four-bar linkage with the push rod; the push rod can drive the left and right clamping flaps to open and close through the four-bar linkage; and a limit mechanism for the close state of the left and right clamping flaps is arranged between the push rod and the earth clamp body. When the earth clamp is used for clamping a square bus, the disassembly and assembly are convenient; and an electric wire is in tight contact with the earth clamp and has less possibility of falling off.
Description
Technical field
The fixture of the ground clamp of using when the utility model relates to a kind of power construction, particularly a kind of ground clamp.
Background technology
During the transmission line interruption maintenance; Because of static, induced electricity, instead send misoperations such as electricity or abnormal unexpected incoming call; In transmission line, can produce dangerous voltage and electric arc, 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; Will on transmission line, articulate temporary ground wire, the instrument of temporary ground wire has elements such as ground clamp, ground wire stake and earth connection.Ground clamp is used for being clamped in tightly the electric wire of transmission line; The ground wire stake is used to insert and undergroundly contacts well with ground; Earth connection is used to connect ground clamp 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 hanging up properly earth connection on the dead line, can carry out the upkeep operation of contact wire.In the instrument of interim hanging earthing conductor, ground clamp is most important element on dead line.In the prior art, ground wire accompanies the hook-type ground clamp, and the hook-type ground wire accompanies hooked ground wire clamp; The ground wire clamp has straight-arm; The lateral wall of straight-arm has the ground wire contact, and the upper end of straight-arm is connected with the crotch that Open Side Down, and there is the neck of hook that can link to each other with action bars the lower end of ground wire clamp; Flexible sheet metal electric wire folder is connected with lead between electric wire folder and the ground wire contact in the crotch of ground wire clamp.
During temporary ground wire, good ground wire stake is inserted in hook taking shape ground clamp, earth connection and ground wire stake on the ground on the square bus of transmission line; Between hook-type ground clamp and ground wire stake, connect earth connection, be connected in the hook-type ground clamp on the action bars, lift action bars; Hang over the mouth of hook of hook-type ground clamp on the square bus of transmission line; Downward pulling hook-type ground clamp lets the interior elastic sheet metal electric wire folder of the mouth of hook clamp square bus, and the realization ground clamp is connected with the transmission line electric wire.This hook-type ground clamp dismounting inconvenience; Ground clamp contacts defective tightness with square bus, and square bus is at horizontal level, and the hook-type ground clamp is the side's of grasping bus effectively; When square bus is tilting or during vertical position, ground clamp also splits away off from transmission line easily and causes security incident.
Summary of the invention
The purpose of the utility model is in order to overcome above-mentioned deficiency, to propose a kind of easy accessibility, and ground clamp contacts closely with electric wire, does not allow caducous clipping side's bus ground clamp.
The utility model is realized with following method.
Clipping side's bus ground wire accompanies square box shaped ground wire clamp, and the lateral wall of ground wire clamp has the ground wire contact, and there is the circular hole that matches with the action bars head centre of the following diapire of ground wire clamp; There is a left side folder lobe upper end of ground wire clamp through left rod hinge connection, is hinged with right folder lobe through right connecting rod, on the left and right folder lobe rectangular recess is arranged respectively; Rectangular recess notch on the left and right folder lobe is relative, is hinged with the contiguous block of level between the left and right folder lobe, and the hinge hole on the contiguous block is a strip hole; Between the upper surface of contiguous block and ground wire clamp push rod spring is arranged; The centre of connecting plate is connected with the push rod vertical with contiguous block, and contiguous block is stretched out in the upper end of push rod, and stretch out from the below of ground wire clamp the lower end of push rod; There is the bar handle that can link to each other with the action bars head lower end of push rod; Push rod is connected with protruding Kato in the ground wire clamp, the and arranged on left and right sides of ground wire clamp inner push-rod is hinged with left and right fixture block respectively, the side that left and right fixture block is relative have respectively with push rod on the block of the convexity that matches of Kato; The block below of left and right fixture block has protruding trigger blocks respectively, between the side that left and right fixture block is opposing and the adjacent inner wall of ground wire clamp the fixture block spring is arranged respectively.
The left and right folder lobe of the utility model has clamping and opens two states.Left and right folder lobe is when clamp position; The block of left and right fixture block keeps off above the Kato of push rod because of the elastic force of fixture block spring; Let push rod the next, push rod is when the next, and push rod spring is power by compression; The rectangular recess that notch is relative on the left and right folder lobe can the side's of grasping bus, and the upper end of push rod is on the following groove of rectangular recess; With the lower end of action bars headgear at the push rod handle; Insert the action bars head between the left and right fixture block, promote the trigger blocks of left and right folder lobe, the elastic force that left and right folder lobe overcomes the fixture block spring separates; Left and right fixture block separates backstop and leaves stopping the push rod Kato; The elastic force that makes push rod overcome push rod spring rises, and lets push rod upper, and left and right folder lobe is at open configuration.
During use; Under the left and right folder lobe of the utility model open configuration, the action bars headgear on the bar handle of push rod lower end, the action bars head be against the ground wire clamp go to the bottom wall below; Lift the utility model; Let on the side of being against, the upper end bus of push rod, firmly upwards promote action bars again, action bars promotes the ground wire clamp wall of going to the bottom and compresses push rod spring by the ground wire clamp elastic force that overcomes push rod spring that moves upward; While side's bus is supporting the push rod upper end lets push rod descend; Left and right folder lobe merges and is held in a square bus clip that is against the push rod upper end in the rectangular recess between the left and right folder lobe, and the Kato of push rod can be pushed block below that left and right fixture block drops to left and right fixture block open and be stuck in the below of block because of the elastic force of fixture block spring simultaneously, and the side's of making bus stably is sandwiched on the utility model; When removing the square bus of clamping, get the slightly little action bars head of external diameter, the action bars headgear on the bar handle of push rod lower end; Upwards promote action bars, inject the go to the bottom circular hole of wall of ground wire clamp to the action bars head, upwards promote action bars again; The trigger blocks that the action bars head can be against left and right fixture block raising left and right fixture block separately lets the Kato of push rod break away from the constraint of left and right fixture block, and push rod rises because of the elastic force of push rod spring; Left and right folder lobe is separately removed the clamping of the other side's bus.
The utility model has left and right folder lobe; Left and right folder lobe is formed four connecting rods through rod hinge connection in the upper end of ground wire clamp and with push rod, and push rod can open and merges through four connecting rod driving left and right folders lobe, the constraint mechanism when left and right folder lobe merging is arranged between push rod and the ground wire clamp; The utility model is in clamping side during bus; Easy accessibility, ground clamp contacts closely with electric wire, does not allow caducous ground clamp.
Below in conjunction with accompanying drawing, the utility model is done explanation further.
Description of drawings
Sketch map cuts open in the master office of looking of the clipping side's bus ground clamp when Fig. 1 is a kind of clamping electric wire that proposes according to the invention scheme of the utility model;
Fig. 2 is the side cross-sectional schematic of Fig. 1;
Fig. 3 is that sketch map cuts open in the master office of looking of the clipping side's bus ground clamp when removing the clamping electric wire.
Embodiment
Among Fig. 1 ~ Fig. 3, clipping side's bus ground wire accompanies square box shaped ground wire clamp 1, and the lateral wall of ground wire clamp has ground wire contact 2; There is the circular hole 3 that matches with the action bars head centre of the following diapire of ground wire clamp, and the upper end of ground wire clamp is hinged with left side folder lobe 5 through left connecting rod 4, is hinged with right folder lobe 7 through right connecting rod 6; Rectangular recess 8,9 is arranged respectively on the left and right folder lobe; Rectangular recess notch on the left and right folder lobe is relative, is hinged with the contiguous block 10 of level between the left and right folder lobe, and the hinge hole on the contiguous block is a strip hole 11; Push rod spring 12 is arranged between the upper surface of contiguous block and ground wire clamp; The centre of connecting plate is connected with the push rod vertical with contiguous block 13, and contiguous block is stretched out in the upper end 14 of push rod, and stretch out from the below of ground wire clamp the lower end of push rod; There is the bar handle 15 that can link to each other with the action bars head lower end of push rod; Push rod is connected with protruding Kato 16 in the ground wire clamp, the and arranged on left and right sides of ground wire clamp inner push-rod is hinged with left and right fixture block 17,18 respectively, the side that left and right fixture block is relative have respectively with push rod on the block 19 of the convexity that matches of Kato; The block below of left and right fixture block has protruding trigger blocks 20 respectively, between the side that left and right fixture block is opposing and the adjacent inner wall of ground wire clamp fixture block spring 21 is arranged respectively.
Claims (1)
1. clipping side's bus ground clamp, it is characterized in that: square box shaped ground wire clamp is arranged, and the lateral wall of ground wire clamp has the ground wire contact; There is the circular hole that matches with the action bars head centre of the following diapire of ground wire clamp, and there is a left side folder lobe upper end of ground wire clamp through left rod hinge connection, is hinged with right folder lobe through right connecting rod; On the left and right folder lobe rectangular recess is arranged respectively, the rectangular recess notch on the left and right folder lobe is relative, is hinged with the contiguous block of level between the left and right folder lobe; Hinge hole on the contiguous block is a strip hole, between the upper surface of contiguous block and ground wire clamp push rod spring is arranged, and the centre of connecting plate is connected with the push rod vertical with contiguous block; Contiguous block is stretched out in the upper end of push rod; Stretch out from the below of ground wire clamp the lower end of push rod, and there is the bar handle that can link to each other with the action bars head lower end of push rod, and push rod is connected with protruding Kato in the ground wire clamp; The and arranged on left and right sides of ground wire clamp inner push-rod is hinged with left and right fixture block respectively; The side that left and right fixture block is relative have respectively with push rod on the block of the convexity that matches of Kato, the block below of left and right fixture block has protruding trigger blocks respectively, between the side that left and right fixture block is opposing and the adjacent inner wall of ground wire clamp the fixture block spring is arranged respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120301806 CN202189909U (en) | 2011-08-18 | 2011-08-18 | Clamping type square bus earth clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120301806 CN202189909U (en) | 2011-08-18 | 2011-08-18 | Clamping type square bus earth clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202189909U true CN202189909U (en) | 2012-04-11 |
Family
ID=45921344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120301806 Expired - Fee Related CN202189909U (en) | 2011-08-18 | 2011-08-18 | Clamping type square bus earth clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202189909U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969584A (en) * | 2012-12-18 | 2013-03-13 | 黄涌苪 | Middle-section rotation type short-circuit grounding device |
| CN103311036A (en) * | 2013-06-28 | 2013-09-18 | 国家电网公司 | Knife switch switching on and off aid |
| CN104092033A (en) * | 2014-07-07 | 2014-10-08 | 广西大学 | Connecting rod type thread self-locking wire end ground clamp |
| CN104218495A (en) * | 2014-09-02 | 2014-12-17 | 来安县新元机电设备设计有限公司 | Operating bar for installing ground wires of high-voltage transmission lines |
| CN104577379A (en) * | 2012-12-18 | 2015-04-29 | 胡妍 | Worm-gear drive type middle-rotation short circuit grounding unit |
| CN106207885A (en) * | 2016-07-22 | 2016-12-07 | 国网辽宁省电力有限公司鞍山供电公司 | The short circuit fixture of charged for replacement 220kV pipe bus telescoping wire clamp and method |
| CN106299760A (en) * | 2016-09-01 | 2017-01-04 | 宁波天弘电力器具有限公司 | One helps compact form anti-slip earthing clamp device |
| CN104577378B (en) * | 2012-12-18 | 2017-01-11 | 国网山东省电力公司菏泽供电公司 | Screw drive-type middle rotating-type short circuit grounding device |
| CN106451158A (en) * | 2016-12-05 | 2017-02-22 | 陈光钦 | Closed switch cabinet bus grounding rod |
| CN107171159A (en) * | 2017-06-12 | 2017-09-15 | 国家电网公司 | Synchronous operation formula ground wire operation device |
| CN109004393A (en) * | 2018-07-27 | 2018-12-14 | 宁夏中科天际防雷研究院有限公司 | Earthing or grounding means is used in a kind of adjustable portable power construction |
| CN111244665A (en) * | 2020-01-15 | 2020-06-05 | 冯小峰 | Socket jack head capable of automatically powering off |
| CN115036723A (en) * | 2022-06-28 | 2022-09-09 | 广东电网有限责任公司东莞供电局 | Cross locking type anti-drop grounding wire clamp for power line |
-
2011
- 2011-08-18 CN CN 201120301806 patent/CN202189909U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104577378B (en) * | 2012-12-18 | 2017-01-11 | 国网山东省电力公司菏泽供电公司 | Screw drive-type middle rotating-type short circuit grounding device |
| CN104577379A (en) * | 2012-12-18 | 2015-04-29 | 胡妍 | Worm-gear drive type middle-rotation short circuit grounding unit |
| CN102969584A (en) * | 2012-12-18 | 2013-03-13 | 黄涌苪 | Middle-section rotation type short-circuit grounding device |
| CN103311036A (en) * | 2013-06-28 | 2013-09-18 | 国家电网公司 | Knife switch switching on and off aid |
| CN103311036B (en) * | 2013-06-28 | 2015-12-09 | 国家电网公司 | A kind of disconnecting link closes a floodgate and operates a switch assistor |
| CN104092033A (en) * | 2014-07-07 | 2014-10-08 | 广西大学 | Connecting rod type thread self-locking wire end ground clamp |
| CN104218495A (en) * | 2014-09-02 | 2014-12-17 | 来安县新元机电设备设计有限公司 | Operating bar for installing ground wires of high-voltage transmission lines |
| CN104218495B (en) * | 2014-09-02 | 2016-10-26 | 来安县新元机电设备设计有限公司 | A kind of action bars for ultra-high-tension power transmission line installing ground wire |
| CN106207885B (en) * | 2016-07-22 | 2017-11-07 | 国网辽宁省电力有限公司鞍山供电公司 | The short circuit fixture and method of charged for replacement 220kV pipe bus telescoping wire clamps |
| CN106207885A (en) * | 2016-07-22 | 2016-12-07 | 国网辽宁省电力有限公司鞍山供电公司 | The short circuit fixture of charged for replacement 220kV pipe bus telescoping wire clamp and method |
| CN106299760A (en) * | 2016-09-01 | 2017-01-04 | 宁波天弘电力器具有限公司 | One helps compact form anti-slip earthing clamp device |
| CN106451158A (en) * | 2016-12-05 | 2017-02-22 | 陈光钦 | Closed switch cabinet bus grounding rod |
| CN106451158B (en) * | 2016-12-05 | 2018-08-28 | 陈光钦 | A kind of enclosed switchgear busbar grounding bar |
| CN107171159A (en) * | 2017-06-12 | 2017-09-15 | 国家电网公司 | Synchronous operation formula ground wire operation device |
| CN109004393A (en) * | 2018-07-27 | 2018-12-14 | 宁夏中科天际防雷研究院有限公司 | Earthing or grounding means is used in a kind of adjustable portable power construction |
| CN111244665A (en) * | 2020-01-15 | 2020-06-05 | 冯小峰 | Socket jack head capable of automatically powering off |
| CN115036723A (en) * | 2022-06-28 | 2022-09-09 | 广东电网有限责任公司东莞供电局 | Cross locking type anti-drop grounding wire clamp for power line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Effective date: 20130201 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130201 Address after: 112000 production technology department, Tieling power supply company, No. 61 Culture Street, Yinzhou District, Liaoning, Tieling Patentee after: Tieling Power Supply Company of Liaoning Electric Power Co., Ltd. Patentee after: State Grid Corporation of China Address before: 112000 production technology department, Tieling power supply company, No. 61 Culture Street, Yinzhou District, Liaoning, Tieling Patentee before: Tieling Power Supply Company of Liaoning Electric Power Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20180818 |