CN114156815A - Pin insulator lead fixer and fixing method thereof - Google Patents
Pin insulator lead fixer and fixing method thereof Download PDFInfo
- Publication number
- CN114156815A CN114156815A CN202111421389.3A CN202111421389A CN114156815A CN 114156815 A CN114156815 A CN 114156815A CN 202111421389 A CN202111421389 A CN 202111421389A CN 114156815 A CN114156815 A CN 114156815A
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- screw rod
- fixing
- rotating
- arc
- rod
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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
- H02G7/05—Suspension arrangements or devices for electric cables or lines
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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
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
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- Electric Cable Installation (AREA)
Abstract
The invention discloses a pin insulator lead fixer and a fixing method thereof, wherein the fixer comprises: the rotary head, the rotary rod, the screw rod, the rotary drum, the jack, the press rod, the rotary shaft, the arc-shaped press plate, the connecting lug, the fixing frame, the fixing arm and the groove are arranged on the rotary head; the rotating head is arranged at the top of the screw rod, a transverse through hole is formed in the rotating head, and the rotating rod is inserted in the through hole; the rotary drum is sleeved outside the screw rod and is in threaded connection with the screw rod; the rotary drum is provided with jacks; the upper end of the pressure lever is screwed into the cavity at the lower end of the screw rod, and the bottom of the pressure lever is provided with an arc-shaped pressure plate; a chuck is arranged on the outer side of the lower end of the screw rod; the upper ends of the two fixing arms are lapped at the top of the chuck; a round hole is formed in the middle of the top plate of the fixing frame, and the rotary drum is located on the round hole. The fixer has simple integral structure, small volume, light weight, easy carrying, flexible operation, firmness and reliability; the requirement for fixing the porcelain pin type insulator overhead line is met.
Description
Technical Field
The invention relates to the technical field of pin insulator overhead wire fixing devices, in particular to a pin insulator lead wire fixing device and a fixing method thereof.
Background
Currently, in the transformation of a power distribution network, a binding wire winding and fixing mode is generally adopted for fixing a lead of an overhead line on a pin type porcelain insulator. The wire binding method is that a single-stranded aluminum conductor is wound on the end groove of the needle type porcelain bottle by 8-shaped buckles for many times, and the fixing method is simple and practical, but has a plurality of problems. Such as: the twisting part is easy to have metal fatigue in the process of binding and twisting, the tensile force and the shearing force of the binding wire are reduced, and the binding wire is easy to break. Secondly, the aluminum binding wire is easy to corrode under the action of atmosphere, chemistry, electric field and the like in operation and the overhead conductor is easy to abrade and bind under the action of wind power in a reciprocating mode; therefore, the 8-shaped buckle winding and fixing method is easy to break strands along with the operation time, so that the binding between the overhead line and the needle-type porcelain bottle is loose and infirm, and even the binding wire falls off, the faults of interphase short circuit, single-phase grounding and the like are easy to cause. The power supply quality of the resident users is seriously influenced, and the working efficiency is not high.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a pin insulator wire fixer and a fixing method thereof, wherein the fixer can reliably fix an overhead wire on a pin insulator, solves the problems of safe and reliable operation of a distribution line and backward quality of an overhead wire fixing process, ensures the power supply quality of resident users, and improves the working efficiency.
In order to realize the purpose of the invention, the invention adopts the following technical scheme:
a pin insulator lead anchor comprising: the rotary head, the rotary rod, the screw rod, the rotary drum, the jack, the press rod, the rotary shaft, the arc-shaped press plate, the connecting lug, the fixing frame, the fixing arm and the groove are arranged on the rotary head; the rotating head is arranged at the top of the screw rod, a transverse through hole is formed in the rotating head, and the rotating rod is inserted in the through hole; the rotary drum is sleeved outside the screw rod and is in threaded connection with the screw rod; the rotary drum is provided with jacks; the lower end of the screw rod is provided with a cylindrical cavity, and the inner side of the cavity is provided with internal threads; the outer side of the pressure lever is provided with an external thread, the upper end of the pressure lever is screwed into a cavity at the lower end of the screw rod, and the bottom of the pressure lever is provided with an arc-shaped pressure plate; a chuck is arranged on the outer side of the lower end of the screw rod; the fixing frame consists of a top plate and two side plates arranged on two sides of the top plate, the bottoms of the two side plates are provided with grooves, and the grooves reserve spaces for the arc-shaped pressing plates; the two fixed arms are arranged between the two side plates; two connecting lugs are arranged on two sides of each fixed arm, and the two connecting lugs are respectively rotatably connected with the two side plates through rotating shafts; the upper ends of the two fixing arms are lapped at the top of the chuck; the middle position of the top plate of the fixing frame is provided with a round hole, and the rotating drum is positioned on the round hole and has a movable gap with the round hole.
Preferably, the end part of the lower end of the fixed arm is provided with an arc-shaped groove.
Preferably, a bearing is arranged between the rotating cylinder and the circular hole.
A fixing method of a pin insulator wire fixer comprises the following steps:
s1: placing the lead and the top end of the insulator between the two fixing arms, and aligning the arc-shaped pressing plate with the lead;
s2: the rotating head is fixed by the rotating rod to rotate, the rotating drum is rotated, the rotating rod moves upwards under the action of the threads to drive the chuck to lift, and the top end of the insulator is clamped tightly by the fixing arm;
s3: the arc-shaped pressing plate is fixed, then the rotating head and the rotating drum rotate simultaneously, and the pressing rod moves downwards under the action of the threads and presses the arc-shaped pressing plate through the conducting wire.
Compared with the prior art, the invention has the following beneficial effects:
the fixer has simple integral structure, small volume, light weight, easy carrying, flexible operation, firmness and reliability; the fixing requirement of the porcelain pin type insulator overhead line is met, the operation intensity is effectively reduced, the insulator overhead line fixing process is improved, and the working efficiency is improved.
Drawings
Fig. 1 is a perspective view of a pin insulator wire holder according to the present invention;
fig. 2 is a sectional view of a pin insulator wire holder according to the present invention;
in the figure: the device comprises a rotating head 1, a rotating rod 2, a screw rod 3, a rotating drum 4, an inserting hole 5, a pressing rod 6, a rotating shaft 7, a bearing 8, a chuck 9, an arc-shaped pressing plate 10, a connecting lug 11, a fixing frame 12, a fixing arm 13, an arc-shaped groove 14 and a groove 15.
Detailed Description
The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described as follows:
in one embodiment of the present invention, as shown in fig. 1-2, a pin insulator wire holder comprises: the device comprises a rotating head 1, a rotating rod 2, a screw rod 3, a rotating drum 4, an inserting hole 5, a pressure rod 6, a rotating shaft 7, an arc-shaped pressure plate 10, a connecting lug 11, a fixing frame 12, a fixing arm 13 and a groove 15; the rotating head 1 is arranged at the top of the screw rod 3, a transverse through hole is formed in the rotating head 1, and the rotating rod 2 is inserted in the through hole; the rotary drum 4 is sleeved outside the screw rod 3 and is in threaded connection with the screw rod 3; the rotary drum 4 is provided with the insertion hole 5, so that the rotary drum 4 can be conveniently inserted and rotated by a tool; the lower end of the screw rod 3 is provided with a cylindrical cavity, and the inner side of the cavity is provided with internal threads; the outer side of the pressure lever 6 is provided with an external thread, the upper end of the pressure lever 6 is screwed into a cavity at the lower end of the screw rod 3, and the bottom of the pressure lever 6 is provided with an arc-shaped pressure plate 10 for pressing a wire; a chuck 9 is arranged on the outer side of the lower end of the screw rod 3; the fixing frame 12 consists of a top plate and two side plates arranged on two sides of the top plate, grooves 15 are formed in the bottoms of the two side plates, and the grooves 15 reserve spaces for the arc-shaped pressing plates 10; two fixed arms 13 are arranged between the two side plates; two connecting lugs 11 are arranged on two sides of each fixed arm 13, and the two connecting lugs 11 are respectively rotatably connected with the two side plates through rotating shafts 7; the upper ends of the two fixing arms 13 are lapped on the top of the chuck 9; a round hole is arranged in the middle of the top plate of the fixed frame 12, and the rotary drum 4 is positioned on the round hole and has a movable gap with the round hole.
During the concrete implementation, fixed arm 13 longitudinal section is approximate U type structure, and through a rectangular plate one end through twice bending, the other end is once buckled, and when chuck 9 promoted, two fixed arm 13 upper ends were outside rotatory, and fixed arm 13 lower extreme is inside rotatory, and the card is gone into in the recess of insulator, follows the chucking with it.
In a specific embodiment of the present invention, the lower end of the fixing arm 13 is provided with an arc-shaped slot 14; the insulator can be conveniently clamped.
In a specific embodiment of the invention, a bearing 8 is arranged between the rotating drum 4 and the circular hole; the rotating drum 4 is convenient to screw.
The fixing method using the fixer in the above embodiment includes the steps of:
s1: a lead and the top end of the insulator are placed between the two fixing arms 13, and the arc-shaped pressing plate 10 is aligned with the lead;
s2: the rotating head 1 is fixed by the rotating rod 2 to rotate, the rotating drum 4 is rotated, the rotating rod 2 moves upwards under the action of the threads to drive the chuck 9 to lift, and the top end of the insulator is clamped by the fixing arm 13;
s3: the arc-shaped pressing plate 10 is fixed, then the rotating head 1 and the rotating drum 4 are simultaneously rotated, and the pressing rod 6 moves downwards under the action of the threads to press the wires of the arc-shaped pressing plate 10 tightly.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention by equivalent replacement or change according to the technical solution and the modified concept of the present invention within the technical scope of the present invention.
Claims (4)
1. A pin insulator lead anchor comprising: the rotary head, the rotary rod, the screw rod, the rotary drum, the jack, the press rod, the rotary shaft, the arc-shaped press plate, the connecting lug, the fixing frame, the fixing arm and the groove are arranged on the rotary head; the method is characterized in that: the rotating head is arranged at the top of the screw rod, a transverse through hole is formed in the rotating head, and the rotating rod is inserted in the through hole; the rotary drum is sleeved outside the screw rod and is in threaded connection with the screw rod; the rotary drum is provided with jacks; the lower end of the screw rod is provided with a cylindrical cavity, and the inner side of the cavity is provided with internal threads; the outer side of the pressure lever is provided with an external thread, the upper end of the pressure lever is screwed into a cavity at the lower end of the screw rod, and the bottom of the pressure lever is provided with an arc-shaped pressure plate; a chuck is arranged on the outer side of the lower end of the screw rod; the fixing frame consists of a top plate and two side plates arranged on two sides of the top plate, the bottoms of the two side plates are provided with grooves, and the grooves reserve spaces for the arc-shaped pressing plates; the two fixed arms are arranged between the two side plates; two connecting lugs are arranged on two sides of each fixed arm, and the two connecting lugs are respectively rotatably connected with the two side plates through rotating shafts; the upper ends of the two fixing arms are lapped at the top of the chuck; the middle position of the top plate of the fixing frame is provided with a round hole, and the rotating drum is positioned on the round hole and has a movable gap with the round hole.
2. The pin insulator lead wire holder according to claim 1, wherein: the end part of the lower end of the fixed arm is provided with an arc-shaped groove.
3. The pin insulator lead wire holder according to claim 1, wherein: and a bearing is arranged between the rotary drum and the round hole.
4. The method for fixing a pin insulator lead wire holder according to any one of claims 1 to 3, wherein: the method comprises the following steps:
s1: placing the lead and the top end of the insulator between the two fixing arms, and aligning the arc-shaped pressing plate with the lead;
s2: the rotating head is fixed by the rotating rod to rotate, the rotating drum is rotated, the rotating rod moves upwards under the action of the threads to drive the chuck to lift, and the top end of the insulator is clamped tightly by the fixing arm;
s3: the arc-shaped pressing plate is fixed, then the rotating head and the rotating drum rotate simultaneously, and the pressing rod moves downwards under the action of the threads and presses the arc-shaped pressing plate through the conducting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111421389.3A CN114156815A (en) | 2021-11-26 | 2021-11-26 | Pin insulator lead fixer and fixing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111421389.3A CN114156815A (en) | 2021-11-26 | 2021-11-26 | Pin insulator lead fixer and fixing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114156815A true CN114156815A (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111421389.3A Pending CN114156815A (en) | 2021-11-26 | 2021-11-26 | Pin insulator lead fixer and fixing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114156815A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114843973A (en) * | 2022-07-04 | 2022-08-02 | 国网江西省电力有限公司电力科学研究院 | Rapid fixing device and method for overhead conductor |
| CN116344125A (en) * | 2023-05-30 | 2023-06-27 | 中成能源集团有限公司 | Even supplementary wiring ware of wiring of insulator |
-
2021
- 2021-11-26 CN CN202111421389.3A patent/CN114156815A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114843973A (en) * | 2022-07-04 | 2022-08-02 | 国网江西省电力有限公司电力科学研究院 | Rapid fixing device and method for overhead conductor |
| CN116344125A (en) * | 2023-05-30 | 2023-06-27 | 中成能源集团有限公司 | Even supplementary wiring ware of wiring of insulator |
| CN116344125B (en) * | 2023-05-30 | 2023-08-29 | 中成能源集团有限公司 | Even supplementary wiring ware of wiring of insulator |
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