CN110165601B - Distribution lines live working is from locking-type anchor clamps - Google Patents
Distribution lines live working is from locking-type anchor clamps Download PDFInfo
- Publication number
- CN110165601B CN110165601B CN201910517177.1A CN201910517177A CN110165601B CN 110165601 B CN110165601 B CN 110165601B CN 201910517177 A CN201910517177 A CN 201910517177A CN 110165601 B CN110165601 B CN 110165601B
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- self
- pressing plate
- clamp body
- locking
- clamp
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- 238000005452 bending Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 5
- 230000006872 improvement Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
Abstract
The invention discloses a distribution line live working self-locking clamp, and aims to provide a distribution line live working self-locking clamp with high working efficiency. The self-locking clamp comprises a clamp body in a shape of C, a self-locking pressing plate, a screw rod which is vertically arranged and screwed on the lower end of the clamp body, wherein the lower end of the screw rod is provided with a hanging ring, a jacking pressing plate which is hinged to the upper end of the screw rod and is positioned in an opening cavity of the clamp body, and a wire hanging hook which is fixedly arranged on the clamp body and is opposite to the opening side of the clamp body; the self-locking pressing plate is J-shaped and comprises a bending part and a guide part arranged on one side of the bending part; the self-locking pressing plate is connected with the clamp body through a pin shaft with a torsion spring, and is in an open state when the self-locking pressing plate is not subjected to external force, and the end part of the guide part of the self-locking pressing plate is far away from the lower end of the opening side of the clamp body; when the self-locking pressing plate is in a closed state, the bending part of the self-locking pressing plate is overlapped with the bending part of the upper end of the clamp body, and the end part of the guiding part of the self-locking pressing plate is overlapped with the lower end of the opening side of the clamp body.
Description
Technical Field
The invention relates to the technical field of power maintenance equipment, in particular to a distribution line live working self-locking clamp.
Background
At present, 100% of insulating rod operation of a live working project of the power distribution network is realized in japan, and 90% of insulating rod operation of the live working project of the power distribution network is realized in france. Domestic power distribution network live working takes an insulating glove operation method in an insulating arm car as a main material and takes an insulating rod operation method as an auxiliary material, wherein the insulating rod operation method is used for overlapping drainage wires, wires are difficult to tie, winding difficulty is high, parallel groove clamps, puncture clamps, C-shaped clamps and J-shaped clamps are used in the operation, requirements on the skill level of operators are extremely high, difficulty is extremely high, time and labor are wasted, and electric shock risks of the operators are increased.
The gun type operating lever is mainly used for the operation of American electric equipment as an insulating operating handle which is easy to operate and is introduced from the United states in recent years. The gun-type operating rod can clamp most American-style electrical equipment operation accessories, and is provided with American-style grounding clamps, jumper clamps and the like. The switch at the grab handle part is utilized to push the built-in clamping mouth, after clamping, the clamping mouth is retracted to firmly fix the accessory at the top end of the operating rod, and the accessory is only required to be pushed outwards when released, so that the handle is convenient to open and close, firm in operation and positioning and easy to operate. The existing distribution network live working insulation drainage wire cannot be installed by using an insulation operation rod. A self-locking special fixture for installing an insulating drainage wire by using a gun-type operating rod is developed, so that the problem that the insulating drainage wire is installed by using an insulating rod in the prior art is solved, the operation intensity of operators is reduced, and the operation safety is improved.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a distribution line live working self-locking clamp capable of improving the working efficiency and the working safety.
In order to solve the technical problems, the invention is realized by the following technical scheme:
a distribution line live working self-locking clamp is characterized in that one end of the clamp, which is positioned at the upper part when the clamp is operated, is called an upper end, and the other end opposite to the upper end is called a lower end; the clamp comprises a clamp body in a shape of C, a self-locking pressing plate hinged to the upper end of the opening side of the clamp body, a screw rod which is vertically arranged, screwed on the lower end of the clamp body and provided with a hanging ring at the lower end, a jacking pressing plate hinged to the upper end of the screw rod and positioned in the opening cavity of the clamp body, and a wire hanging hook fixedly arranged on the clamp body and opposite to the opening side of the clamp body; the self-locking pressing plate is J-shaped and comprises a bending part and a guide part arranged on one side of the bending part; the self-locking pressing plate is connected with the clamp body through a pin shaft with a torsion spring, and is in an open state when the self-locking pressing plate is not subjected to external force, and the end part of the guide part of the self-locking pressing plate is far away from the lower end of the opening side of the clamp body; when the self-locking pressing plate is in a closed state, the bending part of the self-locking pressing plate is overlapped with the bending part of the upper end of the clamp body, and the end part of the guiding part of the self-locking pressing plate is overlapped with the lower end of the opening side of the clamp body.
Preferably, a groove is formed in the upper end of the jacking pressing plate.
Preferably, the side wall of the jacking pressing plate is in guide fit with the inner wall of the clamp body.
Preferably, the clamp body is provided with a triangular bracket connected with the wire hanging hook.
Preferably, a lower boss is arranged at the lower end of the clamp body.
Preferably, the wire hanging hook is connected with the bracket through a bolt.
Preferably, the wire hanging hook is U-shaped.
Compared with the prior art, the invention has the following advantages:
the gun type hydraulic control device is matched with the gun type operating rod, is simple and convenient to operate, is safe and reliable, can greatly lighten the labor intensity of operators and ensures the safety of the operators.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a perspective view of another view of the present invention.
Fig. 4 and 5 are schematic flow diagrams of the present invention used in cooperation with the gun type operating lever.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention. In the following description, for clarity of presentation of the structure and operation of the present invention, description will be made with reference to the accompanying drawings by means of various directional words, but words such as "front", "rear", "left", "right", "upper", "lower" and the like should be interpreted as words of convenience and not as limiting words.
The distribution line live-wire work self-locking clamp shown in fig. 1-3, wherein one end of the clamp, which is positioned at the upper part when the clamp is operated, is called an upper end, and the other end opposite to the upper end is called a lower end; the clamp comprises a clamp body 2 in a C shape, a self-locking pressing plate 3 hinged to the upper end of the opening side of the clamp body 2, a screw 1 vertically arranged and screwed on the lower end of the clamp body 2, wherein the lower end of the screw is provided with a hanging ring 11, a top pressing plate 9 hinged to the upper end of the screw 1 and positioned in the opening cavity of the clamp body 2, and a wire hanging hook 10 fixedly arranged on the clamp body 2 and opposite to the opening side of the clamp body 2; the self-locking pressing plate 3 is J-shaped, and the self-locking pressing plate 3 comprises a bending part 3a and a guiding part 3b arranged on one side of the bending part 3 a; the self-locking pressing plate 3 is connected with the clamp body 2 through a pin shaft 12 with a torsion spring (not shown in the figure) (the installation mode of the torsion spring is basically the same as the connection mode of the key ring), when the self-locking pressing plate 3 is not subjected to external force, the self-locking pressing plate 3 is in an open state, and the end part of the guide part of the self-locking pressing plate is far away from the lower end of the opening side of the clamp body 2; when the self-locking pressing plate 3 is in a closed state, the bending part of the self-locking pressing plate 3 is overlapped with the bending part of the upper end of the clamp body 2, and the end part of the guiding part of the self-locking pressing plate 3 is overlapped with the lower end of the opening side of the clamp body 2.
As a further improvement, the upper end of the pressing plate 9 is provided with a groove 4, so that effective positioning and fixing of the lead can be realized, and the groove can be circular arc or semicircular and the like.
As a further improvement, the side wall of the top pressing plate 9 is in guiding fit with the inner wall of the clamp body 2, specifically, a guide is arranged on one longer side of the inner wall of the clamp body 2, so that the moving stability of the top pressing plate 9 is improved, and obviously, the top pressing plate 9 can be not arranged.
As a further improvement, the fixture body 2 is provided with a triangular bracket 8 connected with the wire hanging hook 10, and the bracket can also adopt other shapes, so that the connection of the wire hanging hook 10 and corresponding equipment are convenient. The wire hanging hook 10 is connected with the bracket through a bolt 7, and obviously, other connecting pieces can be adopted for connection.
As a further improvement, the lower end of the clamp body 2 is provided with a lower boss 5, and the lower boss 5 can be arranged in the top groove 19 of the gun type operating rod, so that the lower boss 5 is tightly matched with the top groove 19 of the gun type operating rod, and the convenience of operation is improved.
In this embodiment, the wire hanging hook 10 adopts a horseshoe shape which is convenient for hanging, and obviously, the wire hanging hook can also be in a D shape, a circular ring shape or the like.
The working process is as follows:
in the installation process of the present invention, as shown in fig. 4 and 5, when the horseshoe-shaped clamp of the present invention is installed, the built-in clamp 18 is pushed by the switch 17 at the grip portion of the gun-type operating lever 16 to be completely released and pushed out, as shown in fig. 4 a. The lifting ring 11 at the lower end of the screw 1 is hooked by the opened clamping nozzle 18, the built-in clamping nozzle is retracted by the switch 17 at the grab handle part of the gun-shaped operating rod, the lower boss 5 at the lower end of the clamp body 2 is arranged in the top groove 19 of the gun-shaped operating rod, and the lower boss 5 is tightly matched with the top groove 19 of the gun-shaped operating rod so as to fix the horseshoe-shaped clamp at the top of the gun-shaped operating rod. Subsequently, the installed insulated drain wire hanger 22 is placed in the horseshoe-shaped wire hanger 10 of the self-locking clamp, the insulated drain wire handle 21 is screwed, the cylindrical surfaces of the insulated drain wire hanger 22 and the horseshoe-shaped wire hanger 10 are pressed against the stable insulated drain wire 20, and the clamped insulated drain wire to be lapped is lifted to the lapping wire 23 together with the horseshoe-shaped clamp, as shown in fig. 4 b. The wire 23 of the lap joint is put into the opening of the clamp body 2 and pulled downwards, the wire pushes the bending part 3a of the self-locking pressing plate 3 to rotate inwards under the action of downward pulling force, the self-locking pressing plate 3 rotates the lower end of the self-locking pressing plate and the lower end of the opening side of the clamp body 2 to be lapped and closed simultaneously, the first gear of the switch 17 of the handle part of the gun-type operating rod is opened, the built-in clamp mouth is half-protruded to be in a closed state, the gun-type operating rod is rotated, the lifting ring 11 at the lower end of the screw rod 1 is driven to rotate, the top pressing plate 9 is pushed to move upwards, the groove at the top surface of the wire is upwards abutted against the wire of the stable lap joint, and the wire and the bending part of the self-locking pressing plate 3 are propped upwards, the lower end of the guide part of the self-locking pressing plate 3 and the lower end of the opening side of the clamp body 2 are lapped with each other, the opening side of the clamp body 2 is reliably closed, the self-locking clamp is prevented from falling off from the wire 23 during operation, the safety of operators is ensured, and labor intensity of operators is relieved, as shown in fig. 5 c. After the self-locking clamp is installed, the switch 17 at the grab handle part of the gun-type operating rod is fully opened, the built-in clamping nozzle is fully released, the clamping nozzle is opened to disconnect the hanging ring 11 at the lower end of the screw 1, and the self-locking clamp is installed, as shown in fig. 5 d.
After the power distribution network power failure overhaul or live line overhaul operation is completed, the clamp mouth at the top of the gun-type operating rod is used for hooking the hanging ring 11 at the lower end of the screw rod 1, the hanging ring 11 at the lower end of the screw rod 1 is reversely unscrewed, the self-locking clamp is jacked upwards, the wire self-locking pressing plate 3 is opened outwards under the action of the torsion spring, and the opening side of the clamp body 2 is opened, so that the self-locking clamp can be taken down from the wire 23.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (5)
1. A distribution line live working self-locking clamp is characterized in that one end of the clamp, which is positioned at the upper part when the clamp is operated, is called an upper end, and the other end opposite to the upper end is called a lower end; the method is characterized in that: the clamp comprises a clamp body in a shape of C, a self-locking pressing plate hinged to the upper end of the opening side of the clamp body, a screw rod which is vertically arranged, screwed on the lower end of the clamp body and provided with a hanging ring at the lower end, a jacking pressing plate hinged to the upper end of the screw rod and positioned in the opening cavity of the clamp body, and a wire hanging hook fixedly arranged on the clamp body and opposite to the opening side of the clamp body; the self-locking pressing plate is J-shaped and comprises a bending part and a guide part arranged on one side of the bending part; the self-locking pressing plate is connected with the clamp body through a pin shaft with a torsion spring, and is in an open state when the self-locking pressing plate is not subjected to external force, and the end part of the guide part of the self-locking pressing plate is far away from the lower end of the opening side of the clamp body; when the self-locking pressing plate is in a closed state, the bending part of the self-locking pressing plate is overlapped with the bending part of the upper end of the clamp body, and the end part of the guiding part of the self-locking pressing plate is overlapped with the lower end of the opening side of the clamp body; the side wall of the jacking pressing plate is in guide fit with the inner wall of the clamp body; the clamp body is provided with a triangular bracket connected with the wire hanging hook.
2. The distribution line live working self-locking clamp of claim 1, wherein: the upper end of the jacking pressing plate is provided with a groove.
3. The distribution line live working self-locking clamp according to claim 1 or 2, characterized in that: the lower end of the clamp body is provided with a lower boss.
4. The distribution line live working self-locking clamp according to claim 1 or 2, characterized in that: the wire hanging hook is connected with the bracket through a bolt.
5. The distribution line live working self-locking clamp according to claim 1 or 2, characterized in that: the wire hanging hook is U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517177.1A CN110165601B (en) | 2019-06-14 | 2019-06-14 | Distribution lines live working is from locking-type anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910517177.1A CN110165601B (en) | 2019-06-14 | 2019-06-14 | Distribution lines live working is from locking-type anchor clamps |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110165601A CN110165601A (en) | 2019-08-23 |
| CN110165601B true CN110165601B (en) | 2024-01-05 |
Family
ID=67625818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910517177.1A Active CN110165601B (en) | 2019-06-14 | 2019-06-14 | Distribution lines live working is from locking-type anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110165601B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112421475A (en) * | 2020-09-29 | 2021-02-26 | 国网浙江省电力有限公司电力科学研究院 | Operating rod for quickly lapping drainage wire and using method thereof |
| CN115117785A (en) * | 2022-07-29 | 2022-09-27 | 国家电网有限公司 | Quick lapping wire clamp with locking function for live working insulating rod |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157997A (en) * | 2014-08-22 | 2014-11-19 | 国家电网公司 | Gravity self-locking type anti-drop ground wire clamp |
| CN207868409U (en) * | 2018-02-23 | 2018-09-14 | 何永涛 | Power construction electrical bonding drainage thread device |
| CN210053099U (en) * | 2019-06-14 | 2020-02-11 | 云南电网有限责任公司昆明供电局 | Distribution lines live working is from locking-type anchor clamps |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7674982B2 (en) * | 2008-01-29 | 2010-03-09 | Bmc Innovation Inc. | Electric cable and insulator self-locking system, and method of installation thereof |
-
2019
- 2019-06-14 CN CN201910517177.1A patent/CN110165601B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157997A (en) * | 2014-08-22 | 2014-11-19 | 国家电网公司 | Gravity self-locking type anti-drop ground wire clamp |
| CN207868409U (en) * | 2018-02-23 | 2018-09-14 | 何永涛 | Power construction electrical bonding drainage thread device |
| CN210053099U (en) * | 2019-06-14 | 2020-02-11 | 云南电网有限责任公司昆明供电局 | Distribution lines live working is from locking-type anchor clamps |
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| Publication number | Publication date |
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| CN110165601A (en) | 2019-08-23 |
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