CN104348122A - Ground potential mounting type shunt wire clamp device and mounting method thereof - Google Patents
Ground potential mounting type shunt wire clamp device and mounting method thereof Download PDFInfo
- Publication number
- CN104348122A CN104348122A CN201410661630.3A CN201410661630A CN104348122A CN 104348122 A CN104348122 A CN 104348122A CN 201410661630 A CN201410661630 A CN 201410661630A CN 104348122 A CN104348122 A CN 104348122A
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- CN
- China
- Prior art keywords
- wire clamp
- bolt
- clamp device
- wire
- shunting
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
Abstract
The invention relates to a ground potential mounting type shunt wire clamp device and a mounting method thereof. The shunt wire clamp device comprises two wire clamps and a drainage wire, wherein the two wire clamps are arranged on the left side and the right side; the drainage wire is used for connecting the two wire clamps; the upper end of the left wire clamp is connected with a bracket; the bracket is rightwards connected with a first bolt fixedly; a through hole of which the diameter is greater than that of the first bolt is formed in the upper end of the right wire clamp, and the upper end of the right wire clamp is arranged on the first bolt in a sleeving way; the lower end of the right wire clamp is hinged to a rotary block; a threaded through hole is formed in the rotary block, and a second bolt is arranged on the rotary block in a penetration way; a bayonet is arranged at the lower end of the left wire clamp; a head part capable of clamping the bayonet is arranged at the left end of the second bolt; a locking nut is arranged at the right end of each of the first bolt and the second bolt. The device and the mounting method thereof are capable of realizing ground potential mounting of a shunt wire clamp, high in safety, wide in application range, easy to operate and high in operation efficiency.
Description
Technical field
The present invention relates to transmission line construction technical field, particularly a kind of earth potential installing type shunting wire clamp device and installation method thereof.
Background technology
The heating that bolt looseness or circuit overload cause is the operating common deficiency of circuit, long-time heating or short time overheated meeting cause minimizing equipment life even to damage, and by install shunting wire clamp shunt be process heating defect basic skills, effect is high and applied widely.
Current shunting wire clamp is all be fastened by bolts by the connection of two pieces of aluminum wire clamps employing drainage threads, both sides, and shunting wire clamp is installed adopts equal potential working mode to complete, concrete grammar is for the hard terraced two ends difference frame that will insulate is at cross arm of tower and side of wire (hanging point is near heat generating spot), then equal potential working personnel wear high-tension shielding clothes and enter side of wire high voltage electric field by the hard ladder that insulate, and remove shunting wire clamp side bolt and pack into wire and then tighten both sides bolt and make it fix.
Due to the limitation of existing shunting wire clamp, installing shunting wire clamp can only adopt equal potential working mode to carry out, and adopt equal potential working mode to there is many deficiencies: one is the safety problem of equal potential working personnel, equal potential working personnel in high voltage electric field operation, any carelessness or safety measure is not in place all likely causes high pressure electric shock accidents; Two is problems that equipotential installs the shunting wire clamp scope of application, equal potential working to safe distance requirement very strict, for when charging equipment is compact in the little especially transformer station of part circuit combinational gap, do not reach the safe distance of Safety regulations stipulate, equal potential working cannot carry out; Three is that equipotential installs the loaded down with trivial details problem of shunting wire clamp operation, and equal potential working program is many, instrument is mixed, and require to coordinate the support staff of equal potential working personnel also many, operating efficiency is lower.
Summary of the invention
The object of the present invention is to provide a kind of earth potential installing type shunting wire clamp device and installation method thereof, this device and installation method thereof can realize earth potential and install shunting wire clamp, and not only fail safe is high, applied widely, and simple to operate, and operating efficiency is high.
For achieving the above object, technical scheme of the present invention is: a kind of earth potential installing type shunting wire clamp device, comprise the two pieces of wire clamps being located at arranged on left and right sides and the drainage thread connecting two pieces of wire clamps, wire clamp upper end, left side is connected with a support, described support is fixedly connected with one first bolt to the right, wire clamp upper end, right side offers the through hole that diameter is greater than described first bolt, and is sheathed on described first bolt; Wire clamp lower end, right side is hinged with a moving block, described moving block offers tapped through hole, and is equipped with the second bolt, wire clamp lower end, left side is provided with a bayonet socket, described second bolt left end is provided with the head that can block described bayonet socket, and described first bolt, the second bolt right-hand member are respectively equipped with locking nut.
Further, wire clamp upper end, left side is articulated with on described support through bearing pin, can swing to make left side wire clamp around described bearing pin.
Further, described support is provided with the action bars connecting portion for attended operation bar.
The invention also discloses the installation method of above-mentioned shunting wire clamp device, comprise the following steps:
(1) the first action bars is connected with described action bars connecting portion, by the first action bars, shunting wire clamp device is delivered to heat generating spot place;
(2) adopt the second action bars that described left side wire clamp is turned to the position can blocking described second bolt;
(3) adopt the second action bars to pull described second bolt, make its head block the bayonet socket of described left side wire clamp, thus shunting wire clamp device is packed into the wire at heat generating spot place;
(4) adopt the spanner cover of the second operation club head to screw locking nut, thus fix shunting wire clamp device, so far shunting wire clamp device installation.
The invention has the beneficial effects as follows and provide a kind of earth potential installing type shunting wire clamp device and installation method thereof, can realize adopting action bars and aid Remote Installation shunting wire clamp at earth potential, compared to traditional equipotential installation method and device, one is that of avoiding equal potential working personnel passes in and out high voltage electric field, then adopt earth potential working mode, operating personnel can operate at cross arm of tower or tower body, at utmost ensure that the safety of operating personnel, stop the contingent electric shock accidents of installation shunting wire clamp, two is the problems solving hard terraced decorating position and support staff's occupy-place in equal potential working, expand earth potential operating personnel occupy-place range of choices, decrease the operation cannot installed because safe distance is not enough, expand the scope of application, three are the reduction of high pressure equal potential working personnel and the hard terraced supervisor of erection insulation, simplify installation procedure, make the mounting or dismounting operation of shunting wire clamp simpler, efficiently, there is very strong practicality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the schematic diagram that the embodiment of the present invention is in the first operating state.
Fig. 3 is the schematic diagram that the embodiment of the present invention is in the second operating state.
Fig. 4 is the schematic diagram that the embodiment of the present invention is in the 3rd operating state.
In figure, wire clamp on the left of 1-, wire clamp on the right side of 2-, 3-drainage thread, 4-support, 5-first bolt, 6-through hole, 7-moving block, 8-tapped through hole, 9-second bolt, 10-bayonet socket, the head of 11-second bolt, 12-locking nut, 13-locking nut, 14-action bars connecting portion.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Earth potential installing type shunting wire clamp device of the present invention, as shown in Figure 1, comprise the two pieces of wire clamps 1,2 being located at arranged on left and right sides and the drainage thread 3 connecting two pieces of wire clamps, wire clamp 1 upper end, left side is connected with a support 4, support 4 is fixedly connected with one first bolt 5 to the right, wire clamp 2 upper end, right side offers the through hole 6 that diameter is greater than the first bolt 5, and is sheathed on the first bolt 5.Wire clamp 2 lower end, right side is hinged with a moving block 7, moving block 7 offers tapped through hole 8, and is equipped with the second bolt 9, thus the second bolt 9 both can swing with rotation fast 7, also can rotate around the first bolt 5 with right side wire clamp 2.Wire clamp 1 lower end, left side is provided with bayonet socket 10, second bolt 9 left end and is provided with head 11, first bolt 5, second bolt 9 right-hand member that can block bayonet socket 10 and is respectively equipped with locking nut 12,13.In order to be connected with action bars, support 4 is provided with the action bars connecting portion 14 for attended operation bar.
In the present embodiment, left side wire clamp 1 upper end is articulated with on support 4 through bearing pin, to make left side wire clamp 1 can swing around bearing pin, as shown in Figure 1, 2.
At this, respective description is carried out to the earth potential working that the present invention relates to, equal potential working.Earth potential working refer to human body be under (zero) potential state, use insulating tool indirect contact charging equipment, reach the method for maintenance object.Equal potential working refers to that operating personnel rises to live part current potential by electrical connection, and suitably isolates, directly to the operation that live part carries out with around different potentials.
The invention also discloses the earth potential installation method of above-mentioned shunting wire clamp device, comprise the following steps:
(1) the first insulating bar is connected with the action bars connecting portion 14 on support 4, then by the first insulating bar, shunting wire clamp device is delivered to heat generating spot place.
(2) adopt the second insulating bar left side wire clamp 1 to be turned to the position can blocking the second bolt 9, its operating state as shown in Figure 2.
(3) adopt the second insulating bar to pull the second bolt 9, make its head 11 block the bayonet socket 10 of left side wire clamp 1, thus shunting wire clamp device is packed into the wire at heat generating spot place, its operating state as shown in Figure 3.
(4) adopt the spanner cover of the second insulating bar bar head to screw locking nut 12,13, thus fix shunting wire clamp device, its operating state as shown in Figure 4, so far shunting wire clamp device installation.
Be more than preferred embodiment of the present invention, all changes done according to technical solution of the present invention, when the function produced does not exceed the scope of technical solution of the present invention, all belong to protection scope of the present invention.
Claims (4)
1. an earth potential installing type shunting wire clamp device, it is characterized in that, comprise the two pieces of wire clamps being located at arranged on left and right sides and the drainage thread connecting two pieces of wire clamps, wire clamp upper end, left side is connected with a support, described support is fixedly connected with one first bolt to the right, wire clamp upper end, right side offers the through hole that diameter is greater than described first bolt, and is sheathed on described first bolt; Wire clamp lower end, right side is hinged with a moving block, described moving block offers tapped through hole, and is equipped with the second bolt, wire clamp lower end, left side is provided with a bayonet socket, described second bolt left end is provided with the head that can block described bayonet socket, and described first bolt, the second bolt right-hand member are respectively equipped with locking nut.
2. earth potential installing type shunting wire clamp device according to claim 1, it is characterized in that, wire clamp upper end, left side is articulated with on described support through bearing pin, can swing to make left side wire clamp around described bearing pin.
3. earth potential installing type shunting wire clamp device according to claim 2, it is characterized in that, described support is provided with the action bars connecting portion for attended operation bar.
4. the installation method of earth potential installing type shunting wire clamp device according to claim 3, is characterized in that, comprise the following steps:
(1) the first action bars is connected with described action bars connecting portion, by the first action bars, shunting wire clamp device is delivered to heat generating spot place;
(2) adopt the second action bars that described left side wire clamp is turned to the position can blocking described second bolt;
(3) adopt the second action bars to pull described second bolt, make its head block the bayonet socket of described left side wire clamp, thus shunting wire clamp device is packed into the wire at heat generating spot place;
(4) adopt the spanner cover of the second operation club head to screw locking nut, thus fix shunting wire clamp device, so far shunting wire clamp device installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410661630.3A CN104348122B (en) | 2014-11-19 | 2014-11-19 | Ground potential mounting type shunt wire clamp device and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410661630.3A CN104348122B (en) | 2014-11-19 | 2014-11-19 | Ground potential mounting type shunt wire clamp device and mounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104348122A true CN104348122A (en) | 2015-02-11 |
| CN104348122B CN104348122B (en) | 2017-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410661630.3A Active CN104348122B (en) | 2014-11-19 | 2014-11-19 | Ground potential mounting type shunt wire clamp device and mounting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104348122B (en) |
Cited By (2)
| 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 |
| WO2018231823A1 (en) * | 2017-06-12 | 2018-12-20 | Hubbell Incorporated | All-angle ground clamps |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB800980A (en) * | 1956-06-19 | 1958-09-03 | Hugh Fraser | Improved means for connecting overhead high tension electrical cables to the insulators of transmission towers |
| CN202034703U (en) * | 2010-11-26 | 2011-11-09 | 北京市电力公司 | Operating lever for jumper conductor clamper |
| CN202696052U (en) * | 2012-06-29 | 2013-01-23 | 武汉里得科技有限公司 | Drainage wire fixing device |
| CN202917668U (en) * | 2012-08-10 | 2013-05-01 | 国家电网公司 | Live-line processing apparatus for heating due to failed contact of equipment wiring board and current leading wire clamp |
| CN204144862U (en) * | 2014-11-19 | 2015-02-04 | 国家电网公司 | The shunting wire clamp that earth potential is installed can be adopted |
-
2014
- 2014-11-19 CN CN201410661630.3A patent/CN104348122B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB800980A (en) * | 1956-06-19 | 1958-09-03 | Hugh Fraser | Improved means for connecting overhead high tension electrical cables to the insulators of transmission towers |
| CN202034703U (en) * | 2010-11-26 | 2011-11-09 | 北京市电力公司 | Operating lever for jumper conductor clamper |
| CN202696052U (en) * | 2012-06-29 | 2013-01-23 | 武汉里得科技有限公司 | Drainage wire fixing device |
| CN202917668U (en) * | 2012-08-10 | 2013-05-01 | 国家电网公司 | Live-line processing apparatus for heating due to failed contact of equipment wiring board and current leading wire clamp |
| CN204144862U (en) * | 2014-11-19 | 2015-02-04 | 国家电网公司 | The shunting wire clamp that earth potential is installed can be adopted |
Cited By (4)
| 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 |
| WO2018231823A1 (en) * | 2017-06-12 | 2018-12-20 | Hubbell Incorporated | All-angle ground clamps |
| US10230181B2 (en) | 2017-06-12 | 2019-03-12 | Hubbell Incorporated | All-angle ground clamps |
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| Publication number | Publication date |
|---|---|
| CN104348122B (en) | 2017-02-08 |
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