CN110289575A - Line of power device - Google Patents
Line of power device Download PDFInfo
- Publication number
- CN110289575A CN110289575A CN201910257677.6A CN201910257677A CN110289575A CN 110289575 A CN110289575 A CN 110289575A CN 201910257677 A CN201910257677 A CN 201910257677A CN 110289575 A CN110289575 A CN 110289575A
- Authority
- CN
- China
- Prior art keywords
- pawl
- fan
- fixing plate
- wire
- connecting rod
- 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.)
- Granted
Links
- 238000005491 wire drawing Methods 0.000 claims description 9
- 230000002512 anti-withdrawal effect Effects 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007665 sagging 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
- 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
Landscapes
- Electric Cable Installation (AREA)
Abstract
The invention discloses a kind of line of power devices, including tension disk and cord holder；Tension disk is mainly made of conducting wire fixing seat, main involute locking wheel, connecting rod and folding handle, and standing in conducting wire fixing seat has trapezoidal fixed plate, and main involute locking wheel is fan-shaped；Cord holder is mainly made of chain, anti-back pawl, propulsion pawl, stringing lever and pedestal.The device for having the characteristics that structure is simple, highly effective and safe, using it carries out electric power cable and tenses work can reducing construction personnel, reduce labor intensity, raising working efficiency, and high safety and reliability.In addition, the device tenses electric power cable can accurately control degrees of tensions as needed, further ensure that power circuit is safely operated.
Description
Technical Field
The invention belongs to a power cable pulling tool, and particularly relates to a power cable pulling device.
Background
In the process of erecting a power line, the tensioning work of the power cable is very important. Traditional manual drawing often needs many people to operate simultaneously, and intensity of labour is big, and work efficiency is low, and misoperation easily takes place the incident. Moreover, the tightness of the manual traction line cannot be guaranteed, the line is too loose and has high sagging degree, the cable is easy to collide and short-circuit, and the line is too tight and is easy to break or even the line pole collapses.
Disclosure of Invention
The invention aims to provide an electric power wire pulling device which is simple in structure, efficient and safe.
In order to solve the technical problems, the invention adopts the following technical scheme:
the electric wire drawing device comprises a wire clamping device and a wire tightener; the wire clamping device mainly comprises a lead fixing seat, a main involute locking wheel, a connecting rod and an opening-closing handle, wherein a trapezoidal fixing plate is erected on the lead fixing seat, and the main involute locking wheel is in a fan shape; the fan-shaped fan handle is hinged with one end of the connecting rod, the other end of the connecting rod is connected with the hanging lug, the fan-shaped fan surface is hinged with the upper left vertex angle of the trapezoid fixing plate, and the overlapping part of the fan surface and the trapezoid fixing plate is provided with a corresponding limiting groove and a limiting pin thereof; the opening and closing handle is hinged with the upper part of the trapezoidal fixed plate, one side of an upper hinge point of the opening and closing handle is connected with the connecting rod, and the other side of the hinge point is connected with a left lower bottom corner of the trapezoidal fixed plate through a tension spring; the tightener mainly comprises a chain, a withdrawal-preventing pawl, a pushing pawl, a tightening lever and a base, wherein a pawl fixing plate is erected on the base, a lever supporting plate is erected below the base, the chain is horizontally placed at the bottom of the base, and a drag hook is arranged at the tightening end of the chain; the anti-withdrawal pawl is connected to one side of the pawl fixing plate through a rotating pin, and a spring is arranged at the rotating pin; the pushing pawl is arranged in a limiting groove in the middle of the pawl fixing plate, a cross rod tensioning hook is arranged on the other side of the pawl fixing plate, and the cross rod tensioning hook is connected with the tail end of the other side of the pawl fixing plate through a locking screw; the tightening lever is connected with the lever supporting plate through a rotating pin, one side of the connecting position is connected with the pushing pawl through the rotating pin, and a spring is arranged at the rotating pin.
The electric power wire pulling device also comprises an auxiliary involute locking wheel which is in a fan shape; the fan-shaped fan handle is hinged with one end of the connecting rod, the other end of the connecting rod is connected with the hanging lug, the fan-shaped fan surface is hinged with the right upper vertex angle of the trapezoid fixing plate, and the overlapping part of the fan surface and the trapezoid fixing plate is provided with a corresponding limiting groove and a limiting pin thereof.
Aiming at the problem that the power cable tensioning work exists when the power line is erected at present, the inventor designs and manufactures a power wire pulling device which comprises a wire clamping device and a wire tightener; the wire clamping device mainly comprises a lead fixing seat, a main involute locking wheel, a connecting rod and an opening-closing handle, wherein a trapezoidal fixing plate is erected on the lead fixing seat, and the main involute locking wheel is in a fan shape; the tightener mainly comprises a chain, an anti-retreating pawl, a pushing pawl, a tightening lever and a base. The device supplies to have simple structure, high-efficient safe characteristics, uses it to carry out the taut work of electric power cable and can reduce constructor, reduce intensity of labour, improve work efficiency, and fail safe nature is high moreover. In addition, the device tensions the power cable, and the tensioning degree can be accurately controlled according to the requirement, so that the safe operation of the power line is further ensured.
Drawings
Fig. 1 is a schematic structural view of a wire grip in an electric wire drawing device of the present invention.
Fig. 2 is a schematic structural view of a double-ended wire holder in the electric wire drawing device of the present invention.
Fig. 3 is a schematic view of the use state of the double-headed wire holder in the electric wire drawing device of the present invention.
Fig. 4 is a schematic structural view of a single-headed wire gripper in the electric wire drawing device of the present invention.
Fig. 5 is a schematic view of the use state of the single-end wire clamp in the electric wire pulling device.
In the figure: 1 drag hook, 2 chains, 3 anti-retreat pawls, 4 springs, 5 propulsion pawls, 6 bases, 7 cross rod tensioning hooks, 8 locking screws, 9 cross rods, 10 rotating pins, 11 stringing levers, 12 pawl fixing plates, 13 lever supporting plates, 14 limiting grooves, 15 opening and closing handles, 16 lead fixing seats, 17 tension springs, 18 limiting pins, 19 main involute locking wheels, 20 connecting rods, 21 hangers, 22 auxiliary involute locking wheels, 23 trapezoidal fixing plates and 24 leads.
Detailed Description
Basic structure
As shown in the figure, the electric power wire drawing device comprises a wire clamping device and a wire grip. Wherein,
the wire clamping device mainly comprises a wire fixing seat 6, a main involute locking wheel 19, a connecting rod 20 and an opening-closing handle 15, wherein a trapezoidal fixing plate 23 is erected on the wire fixing seat, and the main involute locking wheel is in a sector shape; the fan-shaped fan handle is hinged with one end of the connecting rod, the other end of the connecting rod is connected with the hanging lug, the fan-shaped fan surface is hinged with the upper left vertex angle of the trapezoid fixing plate, and the overlapping part of the fan surface and the trapezoid fixing plate is provided with a corresponding limiting groove and a limiting pin thereof; the handle that opens and shuts is articulated with the upper portion of trapezoidal fixed plate, and pin joint one side connection connecting rod on the handle that opens and shuts, the pin joint opposite side is connected through extension spring 17 and the lower bottom left corner of trapezoidal fixed plate. An auxiliary involute locking wheel 22 can be additionally arranged, so that the two sides of the opening and closing handle are respectively provided with an involute locking wheel, and the two involute locking wheels jointly lock the power cable, thereby improving the stability of the tightening wire. The auxiliary involute locking wheel is in a sector shape; the fan-shaped fan handle is hinged with one end of the connecting rod, the other end of the connecting rod is connected with the hanging lug 21, the fan-shaped fan surface is hinged with the right upper vertex angle of the trapezoid fixing plate, and the overlapping part of the fan surface and the trapezoid fixing plate is provided with a corresponding limiting groove and a limiting pin 18 thereof.
The tightener mainly comprises a chain 2, a retreat-preventing pawl 3, a pushing pawl, a tightening lever 11 and a base 6, wherein a pawl fixing plate 12 is erected on the base, a lever supporting plate 13 is erected below the base, the chain is horizontally placed at the bottom of the base, and a drag hook 1 is arranged at the tightening end of the chain; the anti-withdrawal pawl is connected to one side of the pawl fixing plate through a rotating pin, and a spring 4 is arranged at the position of the rotating pin 10; the push pawl 5 is arranged in a limit groove 14 in the middle of the pawl fixing plate, a cross rod tensioning hook 7 is arranged on the other side of the pawl fixing plate, and the cross rod tensioning hook is connected with the tail end of the other side of the pawl fixing plate through a locking screw 8; the tightening lever is connected with the lever supporting plate through a rotating pin, one side of the connecting position is connected with the pushing pawl through the rotating pin, and a spring is arranged at the rotating pin.
Application method
The double-end wire clamping device adopts two involute locking wheels to compress the wire and form self-locking to realize increasing and decreasing; on the contrary, the opening and closing handle swings to open and close the two involute locking wheels to the desired position at the same time and play a role in releasing the line.
The single-head wire clamping device adopts a single involute locking wheel to compress the wire and form self-locking to realize increasingly tight; on the contrary, the single involute locking wheel is opened and closed to a desired position simultaneously by the swing of the opening and closing handle and plays a role of releasing the line.
The tightener adopts the mode that the pawl pushes the chain to pull the wire, the hand-operated wire tightening lever provides power, the maximum wire tightening lever can push 50mm in a reciprocating mode, and the total stroke of the wire tightening can be provided according to the length of the chain. When the pushing of the pushing pawl is finished and the pushing pawl moves back, the anti-retreating pawl blocks the chain to prevent the chain from retreating.
When the electric wire drawing device is used, the wire clamping device and the wire tightener need to be matched for use. The tightener on one side is fixed on the cross rod 9 through the cross rod tightening hook, the cross rod tightening hook is outwards pulled to the bottom, the tightener is inserted into the upper surface of the cross rod, the cross rod tightening hook rotates 180 degrees to the bottom, and the cross rod tightening hook upwards hooks the cross rod to be tightened and is locked by a locking screw; the other side of the gripper grips the power conductor 24. The drag hook of the chain in the tightener hooks the hanging lug of the wire clamper, and then the wire tightening lever is swung to start to tighten the wire until the proper position is reached.
Claims (2)
1. An electric power wire drawing device is characterized by comprising a wire clamping device and a wire grip; the wire clamping device mainly comprises a lead fixing seat, a main involute locking wheel, a connecting rod and an opening-closing handle, wherein a trapezoidal fixing plate is erected on the lead fixing seat, and the main involute locking wheel is in a fan shape; the fan-shaped fan handle is hinged with one end of the connecting rod, the other end of the connecting rod is connected with the hanging lug, the fan-shaped fan surface is hinged with the upper left vertex angle of the trapezoid fixing plate, and the overlapping part of the fan surface and the trapezoid fixing plate is provided with a corresponding limiting groove and a limiting pin thereof; the opening and closing handle is hinged with the upper part of the trapezoidal fixed plate, one side of an upper hinge point of the opening and closing handle is connected with the connecting rod, and the other side of the hinge point is connected with a left lower bottom corner of the trapezoidal fixed plate through a tension spring; the wire tightener mainly comprises a chain, a withdrawal preventing pawl, a pushing pawl, a wire tightening lever and a base, wherein a pawl fixing plate is erected on the base, a lever supporting plate is erected below the base, the chain is horizontally placed at the bottom of the base, and a wire tightening end of the chain is provided with a drag hook; the anti-withdrawal pawl is connected to one side of the pawl fixing plate through a rotating pin, and a spring is arranged at the rotating pin; the pushing pawl is arranged in a limiting groove in the middle of the pawl fixing plate, a cross rod tensioning hook is arranged on the other side of the pawl fixing plate, and the cross rod tensioning hook is connected with the tail end of the other side of the pawl fixing plate through a locking screw; the tightening lever is connected with the lever supporting plate through a rotating pin, one side of a connecting part is connected with the pushing pawl through the rotating pin, and a spring is arranged at the rotating pin.
2. The electric power wire pulling device as claimed in claim 1, further comprising an auxiliary involute lock wheel, wherein the auxiliary involute lock wheel is fan-shaped; the fan-shaped fan handle is hinged with one end of the connecting rod, the other end of the connecting rod is connected with the hanging lug, the fan-shaped fan surface is hinged with the upper right vertex angle of the trapezoid fixing plate, and the overlapping part of the fan surface and the trapezoid fixing plate is provided with a corresponding limiting groove and a limiting pin thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910257677.6A CN110289575B (en) | 2019-04-01 | 2019-04-01 | Electric power wire drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910257677.6A CN110289575B (en) | 2019-04-01 | 2019-04-01 | Electric power wire drawing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110289575A true CN110289575A (en) | 2019-09-27 |
| CN110289575B CN110289575B (en) | 2024-07-16 |
Family
ID=68001295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910257677.6A Active CN110289575B (en) | 2019-04-01 | 2019-04-01 | Electric power wire drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110289575B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB374543A (en) * | 1931-03-20 | 1932-06-16 | William Smith Henson | Improvements in or relating to hauling, lifting and the like devices suitable for withdrawing pit props and the like |
| FR987777A (en) * | 1949-06-03 | 1951-08-20 | Tensioning device for metal wires and cables | |
| ATA594579A (en) * | 1979-09-10 | 1981-01-15 | Nesler Johann | PARALLEL CLAMP |
| CN2382154Y (en) * | 1999-05-09 | 2000-06-07 | 玉环双友机械工具有限公司 | Wire extender |
| CN201927973U (en) * | 2010-12-13 | 2011-08-10 | 山东电力集团公司临沂供电公司 | Anti-bird device for transmission line |
| CN202503220U (en) * | 2012-03-10 | 2012-10-24 | 中国石油化工股份有限公司 | Electric power line moment tightening device |
| CN103618258A (en) * | 2013-11-18 | 2014-03-05 | 国网河南省电力公司漯河供电公司 | Electric transmission line erection tightener |
| CN203690808U (en) * | 2013-12-05 | 2014-07-02 | 国家电网公司 | Wire grip |
| CN204464879U (en) * | 2015-03-27 | 2015-07-08 | 邹新军 | A kind of fixing-line device |
| CN105449589A (en) * | 2015-12-31 | 2016-03-30 | 国家电网公司 | Wire clamping device for preventing lead from slipping away during tension stringing |
| CN105470868A (en) * | 2016-01-29 | 2016-04-06 | 国网山东省电力公司济阳县供电公司 | Line clamping device for power line construction line drawing |
| CN207098455U (en) * | 2017-04-20 | 2018-03-13 | 贵州电网有限责任公司都匀供电局 | A kind of ratchet reel type double hook double back wire tensioning device |
| CN209608225U (en) * | 2019-04-01 | 2019-11-08 | 广西电网有限责任公司北海供电局 | Line of power device |
-
2019
- 2019-04-01 CN CN201910257677.6A patent/CN110289575B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB374543A (en) * | 1931-03-20 | 1932-06-16 | William Smith Henson | Improvements in or relating to hauling, lifting and the like devices suitable for withdrawing pit props and the like |
| FR987777A (en) * | 1949-06-03 | 1951-08-20 | Tensioning device for metal wires and cables | |
| ATA594579A (en) * | 1979-09-10 | 1981-01-15 | Nesler Johann | PARALLEL CLAMP |
| CN2382154Y (en) * | 1999-05-09 | 2000-06-07 | 玉环双友机械工具有限公司 | Wire extender |
| CN201927973U (en) * | 2010-12-13 | 2011-08-10 | 山东电力集团公司临沂供电公司 | Anti-bird device for transmission line |
| CN202503220U (en) * | 2012-03-10 | 2012-10-24 | 中国石油化工股份有限公司 | Electric power line moment tightening device |
| CN103618258A (en) * | 2013-11-18 | 2014-03-05 | 国网河南省电力公司漯河供电公司 | Electric transmission line erection tightener |
| CN203690808U (en) * | 2013-12-05 | 2014-07-02 | 国家电网公司 | Wire grip |
| CN204464879U (en) * | 2015-03-27 | 2015-07-08 | 邹新军 | A kind of fixing-line device |
| CN105449589A (en) * | 2015-12-31 | 2016-03-30 | 国家电网公司 | Wire clamping device for preventing lead from slipping away during tension stringing |
| CN105470868A (en) * | 2016-01-29 | 2016-04-06 | 国网山东省电力公司济阳县供电公司 | Line clamping device for power line construction line drawing |
| CN207098455U (en) * | 2017-04-20 | 2018-03-13 | 贵州电网有限责任公司都匀供电局 | A kind of ratchet reel type double hook double back wire tensioning device |
| CN209608225U (en) * | 2019-04-01 | 2019-11-08 | 广西电网有限责任公司北海供电局 | Line of power device |
Non-Patent Citations (1)
| Title |
|---|
| 席铁生: "一种新型地线卡线器的设计", 电力建设, no. 1, 30 December 1994 (1994-12-30), pages 17 - 22 * |
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| Publication number | Publication date |
|---|---|
| CN110289575B (en) | 2024-07-16 |
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