CN112186623B - Working method of hot-line connection branch wiring combination tool - Google Patents
Working method of hot-line connection branch wiring combination tool Download PDFInfo
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- CN112186623B CN112186623B CN202011029026.0A CN202011029026A CN112186623B CN 112186623 B CN112186623 B CN 112186623B CN 202011029026 A CN202011029026 A CN 202011029026A CN 112186623 B CN112186623 B CN 112186623B
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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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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Abstract
The invention relates to a lead combination tool for a live-line branch line, and belongs to the technical field of distribution line maintenance. Including counterpoint pincerlike fastener, the firm action bars of fastener, fastener fastening action bars, counterpoint pincerlike fastener includes about two level welded pincerlike fasteners, the opposite direction around keeping silent of two pincerlike fasteners, the firm action bars of fastener includes insulator spindle and fastener fixer, fastener fastening action bars includes an insulator spindle section of thick bamboo, install the telescopic link in the insulator spindle section of thick bamboo, the sleeve is installed at the telescopic link top, the rocker is installed to the bottom, outer fixed sleeve is all installed at both ends about the insulator spindle section of thick bamboo, install the bearing in the outer fixed sleeve, the bearing below is equipped with the spring, the spring top contacts with the bearing, the bottom contacts with outer fixed sleeve bottom surface, install the load couple that articulates mutually with the wire on the outer fixed sleeve that is located the top. The invention has the advantages of convenient installation, safety and reliability, improves the hot-line work efficiency, and reduces the work intensity and the safety risk of the working personnel.
Description
Technical Field
The invention relates to a live-line branch line lead combined tool which is widely applied to the working of live-line branch line leads of a distribution line and belongs to the technical field of distribution line maintenance.
Background
In the live working of the distribution overhead line, a hericium erinaceus wire clamp is usually adopted to process when the insulated operating rod is needed to be used for live-line connection of the branch circuit lead wire due to factors such as the working environment. Although the operation can be safely finished, the wire clamp cannot be insulated due to the reasons of large structure, peculiar structure and the like, and a large exposed conductor can be left at the hot-line working point of the three-phase line. Potential safety hazards are caused to long-term safe and stable operation of the distribution lines. Meanwhile, the height and width of the existing hericium erinaceus wire clamp reach 14cm x 8cm, a single station or a lock rod of a sleeve operating rod is used for assisting double-station operation during operation, when a drainage line or operation time is long, main operating personnel need long-time rod lifting operation, other force bearing points are omitted, physical strength is large, and personal safety hazards exist in operation.
Therefore, there is a need for a combination tool for a hot junction branch lead that overcomes the above-mentioned problems.
Disclosure of Invention
The invention aims to overcome the technical and safety defects in the installation of the existing wire clamp, and provides a special combined tool for a lead of a live-wire branch circuit and an operation method, wherein the special combined tool is convenient to install, safe and reliable, improves the live-wire operation efficiency, and reduces the operation intensity and the safety risk of operators.
The invention relates to a lead combined tool for an electrified supporting wiring circuit, which is characterized by comprising an alignment pincerlike wire clamp, a wire clamp stabilizing operating rod and a wire clamp fastening operating rod, wherein the alignment pincerlike wire clamp comprises two pincerlike wire clamps 1 which are horizontally welded at the left side and the right side, the jaw directions of the two pincerlike wire clamps 1 are opposite from each other, the wire clamp stabilizing operating rod comprises an insulating rod 2 and a wire clamp fixer 3 for fixing one of the pincerlike wire clamps 1, the wire clamp fastening operating rod comprises an insulating rod cylinder 4 with a hollow structure, a sleeve rod 5 is installed in the insulating rod cylinder 4, a sleeve 6 is installed at the top of the sleeve rod 5, a rocker 7 is installed at the bottom of the sleeve rod 5, outer fixing sleeves 8 are installed at the upper end and the lower end of the insulating rod cylinder 4, a bearing 9 is installed in the outer fixing sleeves 8, a spring 10 is arranged below the bearing 9, the top of the spring 10 is contacted with the bearing 9, the bottom of the outer fixing sleeve rod 8 is contacted with the bottom surface of the outer fixing sleeve rod 8, upward reset after the sleeve rod 5 is pulled downwards through the spring 10, so that the sleeve 6 is positioned outside the insulating rod barrel 4, and the outer fixed sleeve 8 positioned at the top is provided with a bearing hook 21 which is hooked with the lead;
the two aligned pincerlike wire clamps 1 have the same structure and comprise a wire clamp main body 20, an upper jaw 11, a lower jaw 12 and a gasket 13, wherein the upper jaw 11 and the lower jaw 12 are fastened or separated through a screw 14;
the wire clamp fixer 3 comprises an L-shaped upper fixing plate 15 and a lower fixing plate 16, the side walls of the upper fixing plate 15 and the lower fixing plate 16 are inserted inside and outside, a screw post 17 is arranged on the lower surface of the upper fixing plate 15, the bottom of the screw post 17 penetrates through the lower fixing plate 16 and then is screwed in a screw sleeve 18, the screw sleeve 18 is arranged at the top of the insulating rod 2 through a fastening screw 19, and when the wire clamp fixer is used, the insulating rod 2 is rotated in the forward direction, so that the screw sleeve 18 rotates by taking the screw post 17 as an axis, the lower fixing plate 16 is pushed to approach to the direction of the upper fixing plate 15, and the clamping of one clamp-shaped wire clamp 1 is realized;
and a clamping groove clamped with a screw cap of the screw 14 is arranged in the sleeve 6.
The operation method of the lead combined tool of the live-line branch circuit is characterized by comprising the following steps:
1. an operator firstly utilizes a wrench to install a lead wire to be connected into one of the pincer-shaped wire clamps 1 of the counterpoint pincer-shaped wire clamp, rotates the insulating rod 2 of the wire clamp stabilizing operating rod anticlockwise to increase the distance between the upper fixing plate 15 and the lower fixing plate 16, then places the pincer-shaped wire clamp 1 connected with the lead wire between the fixing plate 15 and the lower fixing plate 16, and finally rotates the insulating rod 2 clockwise to enable the upper fixing plate 15 and the lower fixing plate 16 to clamp the pincer-shaped wire clamp 1;
2. an operator clamps the jaw of the other clamp-shaped wire clamp 1 of the counterpoint clamp-shaped wire clamp to a proper position of the main wire by using a wire clamp stabilizing operating rod, a screw cap of the clamp-shaped wire clamp 1 is positioned below, the operator holds the wire clamp to fasten the operating rod, pulls down a rocker 7, downwards moves a sleeve 6, hangs a bearing hook 21 on the main wire, adjusts the position, loosens the rocker 7, returns the rocker 7 under the action of a spring 10, sleeves the top sleeve 6 on the screw cap, rotates the rocker 7, fastens the clamp-shaped wire clamp 1 clamped on the main wire, can complete installation, and realizes through-flow of a lead wire and the main wire;
3. after the installation is completed, the insulating rod 2 of the wire clamp stabilizing operation rod is rotated anticlockwise, the wire clamp stabilizing operation rod is taken down, and the wire clamp fastening operation rod is taken down by the lower pull-down rocker 7.
The invention can efficiently complete the lead work of the live connection branch circuit by using a special tool through ground potential or intermediate potential. It has the following beneficial effects:
1. simple structure and convenient installation. The novel wire clamp is small in size and light in weight, and only the lead to be connected needs to be installed on the wire clamp, and two persons assist in installation. One person is fixed and one person is fastened. The problem that the operation is stopped for a long time due to the inconvenience of the installation position is avoided, and the installation process is quick and convenient.
2. Further reduce working strength, reduce operation personnel's safety risk. Two hooks are arranged at the upper end of the mounting tool, so that the load of a line can be temporarily utilized during mounting, the labor intensity of operators is reduced, the hot-line work efficiency is improved, and the safety risk of the operators is reduced.
3. After installation, the circuit insulation treatment can be realized. The wire clamp adopts the design of an insulation coating structure, and the existing insulation sheath can be utilized to insulate and shield the line, so that the reliability of safe operation of the line is improved.
Drawings
FIG. 1 is a schematic view of a structure of an alignment pincer-type wire clamp;
FIG. 2 is a bottom view of the alignment pincer-type wire clamp;
FIG. 3 is a schematic structural view of a wire clamp stabilizing lever;
FIG. 4 is a side view of the wire clamp stabilizing lever;
FIG. 5 is a schematic view of the structure of a wire clamp tightening lever;
fig. 6 is a side view of the wire clamp tightening lever.
In the figure: 1. a pincer-shaped wire clamp; 2. an insulating rod; 3. a wire clamp holder; 4. An insulating rod barrel; 5. a quill rod; 6. a sleeve; 7. a rocker; 8. an outer fixed sleeve; 9. a bearing; 10. a spring; 11. an upper jaw; 12. a lower jaw; 13. a gasket; 14. a screw; 15. an upper fixing plate; 16. a lower fixing plate; 17. a silk column; 18. a screw sleeve; 19. fastening screws; 20. a wire clamp main body; 21. a force bearing hook.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-6, the present embodiment provides a live-line branch line lead combination tool, which includes an alignment pincerlike clamp, a clamp stabilizing operation rod, and a clamp fastening operation rod, wherein the alignment pincerlike clamp includes two pincerlike clamps 1 horizontally welded left and right, the front and back directions of the jaws of the two pincerlike clamps 1 are opposite, the clamp stabilizing operation rod includes an insulating rod 2 and a clamp fixer 3 for fixing one of the pincerlike clamps 1, the clamp fastening operation rod includes a hollow insulating rod cylinder 4, a sleeve rod 5 is installed in the insulating rod cylinder 4, a sleeve 6 is installed at the top of the sleeve rod 5, a rocker 7 is installed at the bottom of the sleeve rod 5, outer fixing sleeves 8 are installed at the upper and lower ends of the insulating rod cylinder 4, a bearing 9 is installed in the outer fixing sleeve 8, a spring 10 is installed below the bearing 9, the top of the spring 10 contacts with the bearing 9, and the bottom of the spring contacts with the bottom of the outer fixing sleeve 8, the upward reset of the sleeve rod 5 after being pulled down is realized through the spring 10, so that the sleeve 6 is positioned outside the insulating rod barrel 4, and a bearing hook 21 which is connected with a lead in a hanging way is arranged on the outer fixed sleeve 8 positioned at the top;
the two aligned pincerlike clamps 1 have the same structure and comprise a clamp main body 20, an upper jaw 11, a lower jaw 12 and a gasket 13, wherein the upper jaw 11 and the lower jaw 12 are fastened or separated through a screw 14;
the fastener fixer 3 is including the upper fixed plate 15 that is the L type, the bottom plate 16, peg graft inside and outside the lateral wall of upper fixed plate 15 and bottom plate 16, surface mounting has the silk post 17 under the upper fixed plate 15, connect soon in screw sleeve 18 behind the bottom plate 16 is passed to silk post 17 bottom, screw sleeve 18 passes through fastening screw 19 and installs in insulator spindle 2 top, during the use, positive rotation insulator spindle 2, thereby make screw sleeve 18 use silk post 17 to rotate as the axle center, promote the 15 directions of bottom plate 16 top plate and draw close, realize the clamp of one of them pincerlike fastener 1 and press from both sides tightly, be equipped with the draw-in groove of the nut looks joint with screw 14 in the sleeve 6.
The operation method of the hot-line junction wiring combination tool comprises the following steps:
1. an operator firstly utilizes a wrench to install a lead wire to be connected into one of the pincer-shaped wire clamps 1 of the counterpoint pincer-shaped wire clamp, rotates the insulating rod 2 of the wire clamp stabilizing operating rod anticlockwise to increase the distance between the upper fixing plate 15 and the lower fixing plate 16, then places the pincer-shaped wire clamp 1 connected with the lead wire between the fixing plate 15 and the lower fixing plate 16, and finally rotates the insulating rod 2 clockwise to enable the upper fixing plate 15 and the lower fixing plate 16 to clamp the pincer-shaped wire clamp 1;
2. an operator clamps the jaw of the other clamp-shaped wire clamp 1 of the counterpoint clamp-shaped wire clamp to a proper position of the main wire by using a wire clamp stabilizing operating rod, a screw cap of the clamp-shaped wire clamp 1 is positioned below, the operator holds the wire clamp to fasten the operating rod, pulls down a rocker 7, downwards moves a sleeve 6, hangs a bearing hook 21 on the main wire, adjusts the position, loosens the rocker 7, returns the rocker 7 under the action of a spring 10, sleeves the top sleeve 6 on the screw cap, rotates the rocker 7, fastens the clamp-shaped wire clamp 1 clamped on the main wire, can complete installation, and realizes through-flow of a lead wire and the main wire;
3. after the installation is accomplished, the insulator spindle 2 of the firm action bars of anticlockwise rotation fastener takes off the firm action bars of fastener, and pull-down rocker 7 takes off fastener fastening action bars.
The live-line branch line lead combination tool is convenient to install, safe and reliable, improves live-line work efficiency, and reduces work intensity and safety risks of operators.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. An operation method of a live-line connection and branch line lead combination tool is characterized by comprising an alignment pincerlike wire clamp, a wire clamp stabilizing operation rod and a wire clamp fastening operation rod, wherein the alignment pincerlike wire clamp comprises two pincerlike wire clamps which are horizontally welded left and right, the jaw directions of the two pincerlike wire clamps are opposite, the wire clamp stabilizing operation rod comprises an insulating rod and a wire clamp fixer for fixing one of the pincerlike wire clamps, the wire clamp fastening operation rod comprises a hollow insulating rod cylinder, a sleeve rod is arranged in the insulating rod cylinder, a sleeve is arranged at the top of the sleeve rod, a rocker is arranged at the bottom of the sleeve rod, outer fixing sleeves are arranged at the upper end and the lower end of the insulating rod cylinder, a bearing is arranged in each outer fixing sleeve, a spring is arranged below each bearing, the top of each spring is in contact with the corresponding bearing, the bottom of each outer fixing sleeve is in contact with the bottom surface of the corresponding outer fixing sleeve cylinder, upward reset after the sleeve rod is pulled down is realized through the corresponding spring, and the sleeves are positioned outside the insulating rod cylinder, the outer fixed sleeve positioned at the top is provided with a bearing hook which is articulated with the lead;
the two aligned pincerlike wire clamps have the same structure and comprise wire clamp main bodies, upper jaws, lower jaws and gaskets, and the upper jaws and the lower jaws are fastened or separated through screws;
the wire clamp fixer comprises an L-shaped upper fixing plate and a lower fixing plate, the upper fixing plate and the side wall of the lower fixing plate are inserted inside and outside, a screw post is arranged on the lower surface of the upper fixing plate, the bottom of the screw post penetrates through the lower fixing plate and then is screwed in a screw sleeve, and the screw sleeve is arranged at the top of the insulating rod through a fastening screw;
a clamping groove clamped with a screw cap of a screw is arranged in the sleeve;
the method comprises the following steps:
1) firstly, an operator uses a wrench to install a lead wire to be connected into one of the clamp-shaped wire clamps of the aligned clamp-shaped wire clamps, rotates the insulating rod of the wire clamp stabilizing operating rod anticlockwise to increase the distance between the upper fixing plate and the lower fixing plate, then places the clamp-shaped wire clamp connected with the lead wire between the fixing plate and the lower fixing plate, and finally rotates the insulating rod clockwise to enable the upper fixing plate and the lower fixing plate to clamp the clamp-shaped wire clamp tightly;
2) an operator clamps a jaw of the other clamp-shaped wire clamp (1) of the counterpoint clamp-shaped wire clamp to a proper position of the main wire by using a wire clamp stabilizing operating rod, a screw cap of the clamp-shaped wire clamp is positioned below, the operator holds the wire clamp to fasten the operating rod, pulls down a rocker, moves down a sleeve, hooks a bearing hook on the main wire, adjusts the position, loosens the rocker, returns under the action of a spring, sleeves the top of the rocker on the screw cap, rotates the rocker, screws the clamping-shaped wire clamp clamped into the main wire, can complete installation, and realizes through-flow of a lead wire and the main wire;
3) after the installation is completed, the insulation rod of the wire clamp stabilizing operation rod is rotated anticlockwise, the wire clamp stabilizing operation rod is taken down, and the wire clamp fastening operation rod is taken down by a pull-down rocker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011029026.0A CN112186623B (en) | 2020-09-27 | 2020-09-27 | Working method of hot-line connection branch wiring combination tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011029026.0A CN112186623B (en) | 2020-09-27 | 2020-09-27 | Working method of hot-line connection branch wiring combination tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112186623A CN112186623A (en) | 2021-01-05 |
| CN112186623B true CN112186623B (en) | 2022-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011029026.0A Active CN112186623B (en) | 2020-09-27 | 2020-09-27 | Working method of hot-line connection branch wiring combination tool |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113937687A (en) * | 2021-11-17 | 2022-01-14 | 贵州电网有限责任公司 | Novel electrified fire lapping device, steering operation rod and using method of novel electrified fire lapping device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203278091U (en) * | 2013-05-15 | 2013-11-06 | 张永生 | Installing tool for bird repelling device of electric power circuit |
| CN204835359U (en) * | 2015-06-26 | 2015-12-02 | 国家电网公司 | Drive electrified installation device of bird ware |
| CN105186365B (en) * | 2015-09-21 | 2017-11-07 | 国网山东荣成市供电公司 | Powered suspension clamp fastener |
| CN205753197U (en) * | 2016-06-02 | 2016-11-30 | 国网山东省电力公司莱芜供电公司 | The charged erecting device of 10kV distribution line bird-scaring unit |
| CN110289574B (en) * | 2019-07-16 | 2024-01-05 | 国网湖北省电力有限公司宜昌供电公司 | Multifunctional J-shaped line clamping and assembling and disassembling tool for 10kV insulating rod operation method |
| CN110611273B (en) * | 2019-10-23 | 2024-04-12 | 贵州电网有限责任公司 | Operating structure for ground potential live-line fire-carrying operation |
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Effective date of registration: 20210602 Address after: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Applicant after: State Grid Shandong Electric Power Company Yantai Power Supply Co. Address before: 264000 Jiefang Road 158, Zhifu District, Yantai, Shandong Applicant before: State Grid Shandong Electric Power Company Yantai Power Supply Co. Applicant before: STATE GRID CORPORATION OF CHINA |
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