CN112382982A - Multifunctional wire tightener for power transmission and transformation circuit - Google Patents
Multifunctional wire tightener for power transmission and transformation circuit Download PDFInfo
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- CN112382982A CN112382982A CN202011307470.4A CN202011307470A CN112382982A CN 112382982 A CN112382982 A CN 112382982A CN 202011307470 A CN202011307470 A CN 202011307470A CN 112382982 A CN112382982 A CN 112382982A
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- wire
- rotating shaft
- shell
- driven gear
- tightening
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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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Abstract
The invention relates to the technical field of auxiliary equipment of electric power facilities, and provides a multifunctional wire tightener for a power transmission and transformation circuit, which comprises a shell and a speed reducing motor, wherein two groups of wire tighteners are symmetrically arranged in the shell, and each wire tightener is provided with a gear disengaging mechanism and an anti-reverse mechanism. The beneficial effects are that: the adjustment of bidirectional stringing or unidirectional stringing can be realized, and the efficiency is effectively improved.
Description
Technical Field
The invention relates to the technical field of auxiliary equipment of electric power facilities, in particular to a multifunctional wire tightener for a power transmission and transformation circuit.
Background
The tightener is mainly used for tightening and removing wires in power transmission and transformation line erection, adjusting the stay wires of towers, fastening ground wires and the like. At present traditional turn-buckle is mostly the ratchet turn-buckle, and the ratchet turn-buckle mainly realizes the turn-buckle through manual control handle, and the efficiency is relatively low. When the traditional ratchet tightener meets the situation that both sides of the traditional ratchet tightener need to be tightened, the traditional ratchet tightener can only simultaneously carry out two devices or repeatedly operate the same device twice, the operation is complex and time-consuming, in addition, the middle of the traditional ratchet tightener needs to be unbound and bound for multiple cables, and the damage to the cables is large.
Disclosure of Invention
The invention aims to provide a multifunctional wire tightener for a power transmission and transformation circuit, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme: a multifunctional wire tightener for a power transmission and transformation circuit comprises a shell and a speed reduction motor, wherein two groups of wire tighteners are symmetrically arranged in the shell and comprise rotating shafts, and two ends of each rotating shaft are rotatably connected with the shell through bearings; two annular discs are fixedly arranged at the middle part of the rotating shaft in the circumferential direction, the two annular discs and the rotating shaft between the two annular discs form a wire coil, a tightening wire is wound on the wire coil, the rotating shaft at the upper part of the wire coil is an upper rotating shaft, and the rotating shaft at the lower part of the wire coil is a lower rotating shaft;
a driven gear is arranged on the upper rotating shaft and close to the wire coil, and the driven gear is connected with the upper rotating shaft through a guide key;
an anti-reverse mechanism for preventing the rotating shaft from reversely rotating is fixedly arranged on the lower rotating shaft close to the shell wall;
the speed reducing motor is fixed on the shell, an output shaft of the speed reducing motor extends into the shell and is positioned between the two wire tightening devices, a driving gear is fixedly arranged on the output shaft of the speed reducing motor, and the driving gear is meshed with driven gears on the two wire tightening devices respectively;
the two sides of the shell are respectively provided with a wire tightening hook, the end parts of the wire tightening hooks are respectively connected with the tightening wires on the wire tightening device wire coils on the corresponding sides, the winding modes of the tightening wires on the wire tightening device wire coils are opposite, one winding mode is that the wire is wound upwards from the lower part of the wire tightening device wire coil, and the other winding mode is that the wire is wound downwards from the upper part of the wire tightening device wire coil;
and one side of each driven gear is provided with a disengaging mechanism for disengaging the driven gear from the driving gear.
Preferably, the anti-reverse mechanism comprises a ratchet wheel, a check pawl and a check pawl pull-off device; the fixed cover of ratchet is located down on the axis of rotation, and on the non return pawl was fixed in shells inner wall, non return pawl and ratchet meshing, non return pawl were used for preventing the take-up device drum from turning round when receiving the line, non return pawl pull-off device includes the screw rod and acts as go-between, is equipped with the screw thread through-hole on the non return pawl dorsad shells inner wall, and screw rod and screw thread through-hole spiro union and screw rod body tip are deep into to the casing in, and screw rod body tip axial side is equipped with the recess, and the one end of acting as go-between is passed through the recess and screw rod.
Preferably, the disengagement mechanism comprises a pull rod and a spring latch; an annular groove is formed in the upper portion of the driven gear in the circumferential direction, the pull rod is parallel to the rotating shaft and is arranged on one side of the driven gear, and a shifting fork which is inserted into the annular groove and does not interfere with the rotation of the driven gear is arranged on the lower portion of the pull rod; the upper part of the pull rod penetrates through the shell and extends out of the shell, and the end head of the upper part of the pull rod is provided with a pull ring; the pull rod body is provided with two positioning holes which are respectively separated from the driven gear and correspond to the meshing positions, the spring bolt is fixedly arranged on the shell, the bolt head of the spring bolt can be inserted into the positioning holes, and the bolt handle part of the spring bolt is positioned outside the shell.
The working principle and the beneficial effects of the application are as follows: 1. the speed reducing motor rotates, the driven gears are driven to rotate through the driving gear, so that the two wire tightening devices can rotate, the two sides of the driving gear are respectively meshed with the two driven gears, the rotating directions of the two driven gears are opposite, and the wire inlet directions of the tightening wires on the wire wheels of the two wire tightening devices are opposite, so that the wire take-up or pay-off actions of the wire tightening devices on the two sides are synchronous, and the effects of simplifying the structure and reducing the cost and the failure rate are achieved; 2. by arranging the anti-reverse mechanism, the cable cannot rotate under the action of the ratchet wheel and the non-return pawl after the cable is tensioned by the cable tensioning device; in addition, the screw of the anti-reverse mechanism is screwed, the pull wire is used for pulling the engagement of the non-return pawl and the ratchet wheel, the wire releasing function can be realized, and meanwhile, the threaded connection type non-return pawl pulling-off device is adopted, so that the non-return pawl pulling-off device is beneficial to keeping the state; 3. when the release mechanism is specifically applied, firstly, the bolt handle part of the spring bolt is pulled open, then the pull ring on the pull rod is pulled, the pull rod drives the shifting fork to pull the driven gear to move upwards along the rotating shaft and the guide key, the bolt handle part of the spring bolt is released, the pull rod is continuously pulled, and when the bolt head of the spring bolt is automatically inserted into the positioning hole on the pull rod corresponding to the release position, the driven gear is already separated from the driving gear, so that the effect of realizing cable tightening on one side is realized; on the contrary, the bolt handle part of the spring bolt is firstly pulled open by the action of tightening the two sides, then the pull rod is pushed, the shifting fork on the pull rod drives the driven gear to move downwards along the rotating shaft and the guide key, the bolt handle part of the spring bolt is released, the pull rod is continuously pushed, and when the bolt head of the spring bolt is automatically inserted into the positioning hole corresponding to the meshing position on the pull rod, the driven gear is meshed with the driving gear. Simultaneous tightening of both sides can be performed.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention.
Fig. 2 is a schematic structural view of the anti-reverse mechanism in fig. 1.
Fig. 3 is a partially enlarged view of a portion a of fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following description of embodiments thereof, which is provided for helping those skilled in the art to more fully, accurately and deeply understand the concept and technical scheme of the present invention and to facilitate the implementation thereof.
Example 1
Referring to fig. 1-3, the multifunctional wire tightener for the power transmission and transformation circuit comprises a shell 1 and a speed reduction motor 2, wherein two groups of wire tighteners are symmetrically arranged in the shell, each wire tightener comprises a rotating shaft 3, and two ends of the rotating shaft are rotatably connected with the shell through bearings; two annular discs 4 are fixedly arranged at the middle part of the rotating shaft in the circumferential direction, the two annular discs and the rotating shaft between the two annular discs form a wire coil 401, a tightening wire 5 is wound on the wire coil, the rotating shaft at the upper part of the wire coil is an upper rotating shaft 301, and the rotating shaft at the lower part of the wire coil is a lower rotating shaft 302;
a driven gear 6 is arranged on the upper rotating shaft and close to the wire coil, and the driven gear is connected with the upper rotating shaft through a guide key 7;
an anti-reverse mechanism 8 for preventing the rotating shaft from reversely rotating is fixedly arranged on the lower rotating shaft close to the shell wall;
the speed reducing motor 2 is fixed on the shell, an output shaft of the speed reducing motor extends into the shell and is positioned between the two wire tightening devices, a driving gear 9 is fixedly arranged on the output shaft of the speed reducing motor, and the driving gear is meshed with driven gears on the two wire tightening devices respectively;
the two sides of the shell are respectively provided with a wire tightening hook 10, the end parts of the wire tightening hooks are respectively connected with the tightening wires on the wire tightening device wire coils on the corresponding sides, the winding modes of the tightening wires on the wire tightening device wire coils are opposite, one winding mode is that the wire is wound upwards from the lower part of the wire tightening device wire coil, and the other winding mode is that the wire is wound downwards from the upper part of the wire tightening device wire coil;
one side of each of the two driven gears is provided with a disengagement mechanism 11 for disengaging the driven gear from the drive gear.
Specifically, the anti-reverse mechanism 8 comprises a ratchet wheel 801, a check pawl 802 and a check pawl pulling-off device 803; the fixed cover of ratchet is located down on the axis of rotation, and on the non return pawl was fixed in shells inner wall, non return pawl and ratchet meshing, non return pawl were used for preventing the take-up device drum from turning round when receiving the line, non return pawl pull-away device includes screw rod 804 and acts as go-between 805, is equipped with the screw thread through-hole on the back shells inner wall of non return pawl, and screw rod and screw thread through-hole spiro union and screw rod body tip are deep into to the casing in, and screw rod body tip axial side is equipped with the recess, and the recess and screw rod fixed connection on the screw rod body are passed through to the one end.
Specifically, the disengagement mechanism 11 includes a pull rod 1101 and a spring latch 1102; an annular groove 601 is formed in the upper portion of the driven gear 6 in the circumferential direction, a pull rod is parallel to the rotating shaft and arranged on one side of the driven gear, and a shifting fork 1103 which is inserted into the annular groove and does not interfere with the rotation of the driven gear is arranged on the lower portion of the pull rod; the upper part of the pull rod penetrates through the shell and extends out of the shell, and the end head of the upper part of the pull rod is provided with a pull ring 1104; the pull rod body is provided with two positioning holes 1105 which are respectively corresponding to the disengaging and engaging positions of the driven gear, the spring bolt is fixedly arranged on the shell, the bolt head of the spring bolt can be inserted into the positioning holes, and the bolt handle part of the spring bolt is positioned outside the shell.
The invention is described above with reference to the accompanying drawings as an example, in so far as it is a insubstantial improvement in the method concept and technical solutions of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.
Claims (3)
1. The utility model provides a multi-functional turn-buckle of power transmission and transformation circuit which characterized in that: the wire tightening device comprises a shell and a speed reducing motor, wherein two groups of wire tightening devices are symmetrically arranged in the shell, each wire tightening device comprises a rotating shaft, and two ends of each rotating shaft are rotatably connected with the shell through bearings; two annular discs are fixedly arranged at the middle part of the rotating shaft in the circumferential direction, the two annular discs and the rotating shaft between the two annular discs form a wire coil, a tightening wire is wound on the wire coil, the rotating shaft at the upper part of the wire coil is an upper rotating shaft, and the rotating shaft at the lower part of the wire coil is a lower rotating shaft;
a driven gear is arranged on the upper rotating shaft and close to the wire coil, and the driven gear is connected with the upper rotating shaft through a guide key;
an anti-reverse mechanism for preventing the rotating shaft from reversely rotating is fixedly arranged on the lower rotating shaft close to the shell wall;
the speed reducing motor is fixed on the shell, an output shaft of the speed reducing motor extends into the shell and is positioned between the two wire tightening devices, a driving gear is fixedly arranged on the output shaft of the speed reducing motor, and the driving gear is meshed with driven gears on the two wire tightening devices respectively;
the two sides of the shell are respectively provided with a wire tightening hook, the end parts of the wire tightening hooks are respectively connected with the tightening wires on the wire tightening device wire coils on the corresponding sides, the winding modes of the tightening wires on the wire tightening device wire coils are opposite, one winding mode is that the wire is wound upwards from the lower part of the wire tightening device wire coil, and the other winding mode is that the wire is wound downwards from the upper part of the wire tightening device wire coil;
and one side of each driven gear is provided with a disengaging mechanism for disengaging the driven gear from the driving gear.
2. The multifunctional tightener of electric transmission and transformation circuit of claim 1, characterized in that: the anti-reverse mechanism comprises a ratchet wheel, a check pawl and a check pawl pull-off device; the fixed cover of ratchet is located down on the axis of rotation, and on the non return pawl was fixed in shells inner wall, non return pawl and ratchet meshing, non return pawl were used for preventing the take-up device drum from turning round when receiving the line, non return pawl pull-off device includes the screw rod and acts as go-between, is equipped with the screw thread through-hole on the non return pawl dorsad shells inner wall, and screw rod and screw thread through-hole spiro union and screw rod body tip are deep into to the casing in, and screw rod body tip axial side is equipped with the recess, and the one end of acting as go-between is passed through the recess and screw rod.
3. The multifunctional tightener of electric transmission and transformation circuit of claim 1, characterized in that: the disengaging mechanism comprises a pull rod and a spring bolt; an annular groove is formed in the upper portion of the driven gear in the circumferential direction, the pull rod is parallel to the rotating shaft and is arranged on one side of the driven gear, and a shifting fork which is inserted into the annular groove and does not interfere with the rotation of the driven gear is arranged on the lower portion of the pull rod; the upper part of the pull rod penetrates through the shell and extends out of the shell, and the end head of the upper part of the pull rod is provided with a pull ring; the pull rod body is provided with two positioning holes which are respectively separated from the driven gear and correspond to the meshing positions, the spring bolt is fixedly arranged on the shell, the bolt head of the spring bolt can be inserted into the positioning holes, and the bolt handle part of the spring bolt is positioned outside the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011307470.4A CN112382982B (en) | 2020-11-20 | 2020-11-20 | Multifunctional wire tightener for power transmission and transformation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011307470.4A CN112382982B (en) | 2020-11-20 | 2020-11-20 | Multifunctional wire tightener for power transmission and transformation circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112382982A true CN112382982A (en) | 2021-02-19 |
| CN112382982B CN112382982B (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011307470.4A Active CN112382982B (en) | 2020-11-20 | 2020-11-20 | Multifunctional wire tightener for power transmission and transformation circuit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113078584A (en) * | 2021-02-26 | 2021-07-06 | 史力韦 | Tightener for electric power engineering cable installation |
| CN117691432A (en) * | 2024-02-02 | 2024-03-12 | 国网山东省电力公司寿光市供电公司 | Distribution line broken wire quick-connection device |
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| US20140314512A1 (en) * | 2006-09-29 | 2014-10-23 | Quick Loader Patent As | Cargo Securing Device for Securing Cargo |
| CN205724667U (en) * | 2016-04-10 | 2016-11-23 | 马明娥 | A kind of efficient tightener of two-way take-up |
| CN206353675U (en) * | 2016-12-01 | 2017-07-25 | 国家电网公司 | Electronic double-hook wire grip |
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| CN210326724U (en) * | 2019-08-12 | 2020-04-14 | 河北黑牛电力金具有限公司 | Buffer adjustable torque wire grip |
| CN210443933U (en) * | 2019-10-21 | 2020-05-01 | 国网四川电力送变电建设有限公司 | Manual-automatic double-purpose turn-buckle |
| CN211769957U (en) * | 2020-03-12 | 2020-10-27 | 青岛青房建安集团有限公司 | Steel wire rope tightening device |
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2020
- 2020-11-20 CN CN202011307470.4A patent/CN112382982B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140314512A1 (en) * | 2006-09-29 | 2014-10-23 | Quick Loader Patent As | Cargo Securing Device for Securing Cargo |
| CN205724667U (en) * | 2016-04-10 | 2016-11-23 | 马明娥 | A kind of efficient tightener of two-way take-up |
| CN206353675U (en) * | 2016-12-01 | 2017-07-25 | 国家电网公司 | Electronic double-hook wire grip |
| CN207542679U (en) * | 2017-10-21 | 2018-06-26 | 南京聚联输变电安装有限责任公司 | A kind of power transmission and transformation line Multifunctional tightener |
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| CN210326724U (en) * | 2019-08-12 | 2020-04-14 | 河北黑牛电力金具有限公司 | Buffer adjustable torque wire grip |
| CN210443933U (en) * | 2019-10-21 | 2020-05-01 | 国网四川电力送变电建设有限公司 | Manual-automatic double-purpose turn-buckle |
| CN211769957U (en) * | 2020-03-12 | 2020-10-27 | 青岛青房建安集团有限公司 | Steel wire rope tightening device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113078584A (en) * | 2021-02-26 | 2021-07-06 | 史力韦 | Tightener for electric power engineering cable installation |
| CN113078584B (en) * | 2021-02-26 | 2022-09-16 | 广西电网有限责任公司柳州供电局 | Tightener for electric power engineering cable installation |
| CN117691432A (en) * | 2024-02-02 | 2024-03-12 | 国网山东省电力公司寿光市供电公司 | Distribution line broken wire quick-connection device |
| CN117691432B (en) * | 2024-02-02 | 2024-04-16 | 国网山东省电力公司寿光市供电公司 | Distribution line broken wire quick-connection device |
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| Publication number | Publication date |
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| CN112382982B (en) | 2021-11-09 |
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