CN116995575A - High-voltage line installation traction equipment for mountain land - Google Patents
High-voltage line installation traction equipment for mountain land Download PDFInfo
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- CN116995575A CN116995575A CN202311242881.3A CN202311242881A CN116995575A CN 116995575 A CN116995575 A CN 116995575A CN 202311242881 A CN202311242881 A CN 202311242881A CN 116995575 A CN116995575 A CN 116995575A
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- locking mechanism
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- voltage line
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- 238000009434 installation Methods 0.000 title claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000003825 pressing Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 241001331845 Equus asinus x caballus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012827 research and development 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
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- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
The application relates to high-voltage line installation traction equipment for mountain lands, and belongs to the technical field of high-voltage line installation. The self-locking mechanism I is movably arranged at the forefront end of the mounting frame, the self-locking mechanism I can reciprocate on the mounting frame, the self-locking mechanism I is provided with a tension detection mechanism, and the tension detection mechanism is used in cooperation with the self-locking mechanism I; the mounting frame at the rear end of the self-locking mechanism I is provided with a self-locking mechanism II, the self-locking mechanism II is fixedly arranged on the mounting frame, and the friction force between the self-locking mechanism II and the high-voltage wire is smaller than that between the self-locking mechanism I and the high-voltage wire; a driving mechanism is arranged on the mounting frame at the rear end of the self-locking mechanism II; the auxiliary locking mechanism is additionally arranged at the rear end of the driving mechanism. The application provides high-voltage line installation traction equipment for mountain lands, which is improved from the original pulley, so that one end of the pulled high-voltage line is directly locked and pulled, the subsequent operation is reduced, and meanwhile, the rear end of the high-voltage line installation traction equipment does not need equipment such as a tractor.
Description
Technical Field
The application relates to high-voltage line installation traction equipment for mountain lands, and belongs to the technical field of high-voltage line installation.
Background
The installation of the high-voltage line is to select the site of the pole and the tower, construct the foundation, transport and assemble the pole and the tower materials according to the design and the actual condition of the line, and apply the line by adopting a mechanized line production construction method. Firstly, selecting a tower position through power line design; the preparation before construction is finished, including the preparation of constructors, the purchase of materials and the debugging of machinery. Performing construction of a tower foundation, such as pouring cement and consolidation of the foundation; then, use car, mule horse or manual work to transport shaft tower material to shaft tower basis position, constructor utilizes machinery equipment shaft tower, and under the general circumstances, more than 8 personnel are assembled, and the shaft tower of assembled needs to pass inspection and acceptance, ensures that the quality is qualified. Finally, the line is released, and the electric wire is separated from the ground and the obstacle to be in an overhead state by using construction machines such as a tractor, a tensioner and the like. While applying the wires, the electric workers also need to mechanically secure a large pulley to the tower. A hauling cable is transported to each tower by means of a hot air balloon, unmanned aerial vehicle or helicopter. The worker passes the high voltage wire over a large pulley and then applies the wire using a tractor, tensioner, or the like. The electric worker secures the wire to the pole attachment on the pole.
At present, chinese patent applications with publication numbers of CN116231522B and CN107887845B are disclosed, a high-voltage wire is pulled onto a pole tower, then is strung into a pulley, and then is tensioned by a traction machine or a tension machine at the rear end, and finally is fixed onto the pole tower.
In the process of realizing the technical scheme in the application, the inventor finds that at least the following technical problems exist in the prior art:
in the mountain area, equipment such as tractor or tensioner is difficult to transport in the mountain in the in-process of setting up the high-voltage line, and moreover, utilize fixed can lead to stability relatively poor after the direct tensioning of foretell tight line equipment, constructor need draw the high-voltage line back, put into the pulley again, need the secondary tight line, because the high-voltage line is heavier, any operation on the shaft tower is difficult, so research and development provides the thinking of a new tight line equipment.
Disclosure of Invention
The application aims to solve the technical problems that: overcomes the defects of the prior art, provides a high-voltage line installation traction device for mountain lands, improves the original pulley, directly locks and pulls one end of the pulled high-voltage line, reduces subsequent operation, and simultaneously does not need equipment such as a tractor at the rear end.
The high-voltage line installation traction equipment for the mountain comprises an installation frame, wherein the forefront end of the installation frame is provided with a self-locking mechanism I, and the self-locking mechanism I is arranged at the forefront end of a high-voltage line advancing route;
the self-locking mechanism I is movably arranged at the forefront end of the mounting frame, the self-locking mechanism I can reciprocate on the mounting frame, a tension detection mechanism is arranged on the mounting frame at one end of the self-locking mechanism I, and the tension detection mechanism is used in cooperation with the self-locking mechanism I;
the mounting frame at the rear end of the self-locking mechanism I is provided with a self-locking mechanism II, the self-locking mechanism II is fixedly arranged on the mounting frame, and the friction force between the self-locking mechanism II and the high-voltage wire is smaller than that between the self-locking mechanism I and the high-voltage wire;
a driving mechanism is arranged on the mounting frame at the rear end of the self-locking mechanism II;
the auxiliary locking mechanism is additionally arranged at the rear end of the driving mechanism.
Self-locking is achieved through the self-locking mechanism I and the self-locking mechanism II, traction is achieved through the driving mechanism, and driving capability of the driving mechanism is improved through the auxiliary locking mechanism.
Further, the self-locking mechanism I at least comprises a pair of self-locking wheels, wherein the pair of self-locking wheels comprises a self-locking wheel capable of moving up and down, and one end of the self-locking wheel is connected with a ratchet plate.
Further, the self-locking mechanism I further comprises a shell, a telescopic rod which is arranged in a sliding mode is arranged inside the shell, an elastic element is arranged inside the telescopic rod, a self-locking shaft is arranged at the lower end of the telescopic rod, a self-locking adjusting rod which is in threaded fit is arranged at the upper end of the shell, and the lower end of the self-locking adjusting rod is attached to the upper end face of the telescopic rod.
Further, the lower end face of the self-locking adjusting rod is provided with a wear-resisting ball.
Further, the ratchet plate comprises a rotating plate fixed on the automatic wheel, a fixing plate matched with the rotating plate is arranged in the rotating plate, and a positioning ball is arranged between the fixing plate and the rotating plate.
Further, an arc-shaped groove matched with the positioning ball is formed in the rotating disc, the arc-shaped groove is distributed on the inner ring of the rotating disc in an annular mode, and a positioning groove is formed in the middle face of the arc-shaped groove.
Further, the self-locking mechanism I is connected with the mounting frame through a sliding rail.
Further, the driving mechanism comprises at least one driving wheel, the upper end of the driving wheel is correspondingly provided with a movable pinch roller, and one side of the driving wheel is connected with a driving device.
Further, the driving device comprises a gearbox, and a servo motor and a power supply for driving the gearbox.
Further, the driving device comprises a gearbox and a hand rocker for driving the gearbox.
Compared with the prior art, the application has the beneficial effects that:
according to the application, the driving mechanism and the self-locking mechanism I are used for improving the original pulley, so that the high-voltage wire pulled to the tower is directly locked and pulled, and the pull force of the wire is detected by the pull force detection mechanism after pulling, so that proper tension is reserved for the high-voltage wire, the other end of the pulled high-voltage wire can be subjected to subsequent operation by the driving mechanism, the continuity in the installation process is enhanced, and meanwhile, the rear end of the high-voltage wire can be free from equipment such as a tractor.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present application;
FIG. 2 is a schematic diagram of the self-locking mechanism I in embodiment 1 of the present application;
FIG. 3 is a front view of the self-locking mechanism I of embodiment 1 of the present application;
FIG. 4 is a schematic view of the structure of a ratchet plate according to embodiment 1 of the present application;
FIG. 5 is a front view of a ratchet plate of embodiment 1 of the present application;
FIG. 6 is a schematic view showing the internal structure of the self-locking mechanism I of embodiment 1 of the present application;
FIG. 7 is a schematic view of the structure of the housing of embodiment 1 of the present application;
FIG. 8 is a schematic view of the structure of a mounting plate according to embodiment 1 of the present application;
FIG. 9 is a front view of the mounting plate of embodiment 1 of the present application;
FIG. 10 is a schematic view showing the structure of a locking mechanism according to embodiment 1 of the present application;
in the figure:
1. a mounting frame; 11. A slide rail;
2. the self-locking mechanism I; 21. A self-locking adjusting rod; 211. An anti-wear ball; 22. A housing; 23. A self-locking wheel; 24. A ratchet plate; 241. A rotating disc; 2411. An arc-shaped groove; 2412. A positioning groove; 242. A fixed plate; 243. A positioning ball; 25. A telescopic rod; 26. A self-locking shaft; 27. A fixed shaft;
3. a tension detecting mechanism;
4. a self-locking mechanism II; 41. A wire outlet;
5. a driving mechanism; 51. A driving wheel; 52. A wire inlet position;
6. a locking mechanism; 61. A pinch roller; 62. Swing rod; 63. An L-shaped connecting rod; 64. A pull rod; 65. Auxiliary riding wheels;
7. a mounting plate; 71. A fixing plate; 72. A fixed box; 73. An L-shaped groove; 74. And driving the hole.
Detailed Description
Example 1
As shown in fig. 1 to 10, the high-voltage line installation traction equipment for mountain areas comprises a mounting frame 1, wherein a self-locking mechanism I2 is arranged at the forefront end of the mounting frame 1, and meanwhile, the self-locking mechanism I2 is arranged at the forefront end of a high-voltage line running route;
self-locking mechanical system I2 and self-locking mechanical system II 4 pass through the locating plate and install on the mounting bracket, locating plate and mounting panel 7 pass through sliding fit and install on the mounting bracket 1, are fixed the shaft tower in advance with the mounting bracket in the in-service use, then install mounting bracket 1 with mounting panel 7 and locating plate through the spout on, then fix through the bolt, alleviateed the weight of upwards transporting greatly.
The self-locking mechanism I2 is movably arranged at the forefront end of the mounting frame 1, the self-locking mechanism I2 can reciprocate on the mounting frame 1, a tension detection mechanism 3 is arranged at one end of the self-locking mechanism I2, the tension detection mechanism 3 is fixed on the positioning plate, and the tension detection mechanism 3 is used in cooperation with the self-locking mechanism I2; the tension detecting mechanism 3 can use a tension meter and is fixed on the shell 22 in the self-locking mechanism I through the output end.
The mounting frame 1 at the rear end of the self-locking mechanism I2 is provided with a self-locking mechanism II 4, the self-locking mechanism II 4 is fixedly arranged on the mounting frame 1, and the friction force between the self-locking mechanism II 4 and the high-voltage wire is smaller than that between the self-locking mechanism I2 and the high-voltage wire; the height of the outgoing line 41 of the self-locking mechanism II 4 is lower than that of the incoming line 52 of the driving mechanism 5, so that the friction angle between the driving wheel 51 and the high-voltage line is ensured.
As shown in fig. 8 to 9, a driving mechanism 5 is mounted on the mounting frame 1 at the rear end of the self-locking mechanism ii 4; the rear end of the mounting frame 1 is fixedly provided with a mounting plate 7, the mounting plate 7 is correspondingly provided with a fixing plate 71, the rear end of the fixing plate 71 is provided with a fixing box 72, the fixing box 72 and the front end of the fixing plate 71 are provided with L-shaped grooves 73 which are communicated, the rear ends of the L-shaped grooves 73 are obliquely arranged downwards and are used for being matched with an auxiliary locking mechanism 6 at the rear end, the lower end of the fixing plate 71 is provided with a driving hole 74 which is used for installing a driving shaft of the driving wheel 51, the driving mechanism 5 comprises at least one driving wheel 51, the upper end of the driving wheel 51 is correspondingly provided with a movable pressing wheel 61, and one side of the driving wheel 51 is connected with a driving device; the pinch roller 61 is mounted by an L-shaped slot 73, the pinch shaft of the pinch roller 61 being movable along the trajectory of the L-shaped slot 73, wherein the trajectory of the L-shaped slot 73 ensures that the movement trajectory of the pinch roller 61 appears to be progressively less spaced in a front view of the drive wheel in a relative plane.
As shown in fig. 10, an auxiliary locking mechanism 6 is additionally arranged at the rear end of the driving mechanism 5, the auxiliary locking mechanism 6 comprises an L-shaped connecting rod 63 hinged on the driving wheel 51, the end of the L-shaped connecting rod 63 is used for supporting an auxiliary riding wheel 65, the end of the L-shaped connecting rod is hinged with the auxiliary riding wheel 65, a pull rod 64 is hinged on the auxiliary riding wheel 65, the other end of the pull rod 64 is hinged with a swing rod 62, the other end of the swing rod 62 is hinged on the pressing wheel 61, and the swing rod 62 is matched with the pull rod 64 to provide pulling force for the auxiliary riding wheel 65.
The high-voltage wire passes through the upper part of the auxiliary riding wheel 65 through the track of the L-shaped groove 73 by the pressing wheel 61, at the moment, the high-voltage wire presses the auxiliary riding wheel 65 downwards, the force of the auxiliary riding wheel 65 pulls the pressing wheel 61 to move along the track through the pull rod 64 and the swinging rod 62, so that the high-voltage wire on the driving wheel 51 is pressed, the wire outlet end of the high-voltage wire moves downwards along the arc line of the driving wheel 51, the driving effect is enhanced, the upper end in the L-shaped groove 73 is provided with a pressing screw rod penetrating through the fixed box 72, the pressing screw rod is in threaded connection with the fixed box 72, a pressure spring is arranged in the pressing screw rod, and a pressing shaft connected with the pressing wheel 61 is pressed downwards through the pressure spring, so that the pressing shaft slides into the track of the inclined L-shaped groove 73 when the high-voltage wire is locked, and the effect of the auxiliary riding wheel 65 is better.
The self-locking mechanism I2 at least comprises a pair of self-locking wheels 23, wherein the pair of self-locking wheels 23 comprises a self-locking wheel 23 capable of moving up and down, and one end of the self-locking wheel 23 is connected with a ratchet plate 24.
As shown in fig. 6, the self-locking mechanism i 2 further includes a housing 22, a telescopic rod 25 slidably disposed inside the housing 22, an elastic element mounted inside the telescopic rod 25, a spring, a self-locking shaft 26 mounted at the lower end of the telescopic rod 25, a self-locking adjusting rod 21 mounted at the upper end of the housing 22 in threaded engagement, a sliding chute disposed in the housing 22 for engaging with an outer cylinder of the telescopic rod 25, so as to realize sliding of the outer cylinder in the sliding chute, springs mounted inside the outer cylinder and the inner cylinder, a self-locking shaft 26 mounted at the lower end of the inner cylinder, a ratchet disc 24 mounted at the self-locking shaft passing through the lower portion of the inner cylinder, and a fixed shaft 27 fixed at the lower end of the housing 22 and used for mounting another self-locking wheel 23 in a guide groove outside the sliding chute.
The lower end face of the self-locking adjusting rod 21 is provided with an anti-wear ball 211, the upper end of the shell 22 is provided with a cover plate, the cover plate is provided with a threaded fit matched with the self-locking adjusting rod 21, the self-locking adjusting rod 21 pushes the telescopic rod 25 to move downwards through the anti-wear ball 211 in the process of moving downwards through the threaded fit, and because the self-locking adjusting rod 21 moves downwards in a rotating way, friction between the self-locking adjusting rod and the telescopic rod 25 is reduced through the anti-wear ball 211.
The ratchet plate 24 comprises a rotating plate 241 fixed on the automatic wheel, a fixing plate 242 matched with the rotating plate 241 is arranged in the rotating plate 241, a positioning ball 243 is arranged between the fixing plate 242 and the rotating plate 241, and the positioning ball 243 is assembled into the fixing plate 242 through a spring.
As shown in fig. 5, an arc groove 2411 matched with the positioning ball 243 is formed on the rotating disc 241, the arc groove 2411 is annularly distributed on the inner ring of the rotating disc 241, a positioning groove 2412 is formed on the middle surface of the arc groove 2411, when the locking is needed in the rotating process, one end of the arc groove 2411 can clamp the positioning ball 243, the positioning ball 243 cannot move downwards, the positioning ball 243 can clamp the fixed disc 242 and the rotating disc 241 together, and because the maximum diameter of the positioning ball is larger than the distance from the top surface of the arc groove 2411 to the outer ring of the fixed disc 242, self locking can be realized, and the ratchet disc 24 is more stable in locking and smaller in rigid impact.
The self-locking mechanism I2 is connected with the mounting frame 1 by a sliding rail 11.
The driving device comprises a gearbox, a servo motor for driving the gearbox and a power supply.
The self-locking mechanism II 4 has the same structure as the self-locking mechanism I2.
In use, the diameters of drive wheel 51 and pinch wheel 61 are set larger, and the friction angle between the high voltage wire and the drive wheel, i.e., the arc length of high voltage wire coating drive wheel 51, is calculated from the calculation.
Working process or working principle:
step one, the existing wire tightening equipment is utilized to pull the high-voltage wire onto the tower in advance, at the moment, the self-locking adjusting rods 21 in the self-locking mechanism I2 and the self-locking mechanism II 4 are loosened, and meanwhile, the pressing screw is loosened.
And step two, the high-voltage wire is put into the self-locking mechanism I, the self-locking mechanism II and the driving wheel 51 from the side surface, and simultaneously passes through the auxiliary riding wheel 65.
And thirdly, locking the self-locking mechanism I and the self-locking mechanism II by utilizing the self-locking adjusting rod 21, setting the pretightening force, and compacting the high-voltage wire, wherein the friction force of the self-locking mechanism I on the high-voltage wire is required to be larger than the friction force of the self-locking mechanism II on the wire, and simultaneously, the compacting wheel 61 is pressed down by utilizing the pressing screw rod, so that the wire is attached to the driving wheel 51.
Step four, the high-voltage wire is tensioned through the driving wheel 51, when the pre-tightening value of the high-voltage wire is reached, the servo motor runs electrically, the tension detecting mechanism detects when the motor stops in the electric process, and when the motor stops after reaching a required value.
And fifthly, fixing the high-voltage wire to the pole tower by using a fixing device, and performing installation of subsequent steps.
Example 2
Unlike example 1, the following is:
the driving device comprises a gearbox and a hand rocker for driving the gearbox.
The description of the directions and the relative positional relationships of the structures, such as the description of the front, back, left, right, up and down, in the present application does not limit the present application, but is merely for convenience of description.
Claims (10)
1. The high-voltage line installation traction equipment for the mountain is characterized by comprising a mounting frame (1), wherein a self-locking mechanism I (2) is arranged at the forefront end of the mounting frame (1), and meanwhile, the self-locking mechanism I (2) is arranged at the forefront end of a high-voltage line advancing route;
the self-locking mechanism I (2) is movably arranged at the forefront end of the mounting frame (1), the self-locking mechanism I (2) can reciprocate on the mounting frame (1), the tension detection mechanism (3) is arranged at one end of the self-locking mechanism I (2), and the tension detection mechanism (3) is used for being matched with the self-locking mechanism I (2);
the self-locking mechanism II (4) is fixedly arranged on the mounting frame (1), and the friction force between the self-locking mechanism II (4) and the high-voltage wire is smaller than that between the self-locking mechanism I (2) and the high-voltage wire;
the rear end of the self-locking mechanism II (4) is provided with a driving mechanism (5);
an auxiliary locking mechanism (6) is additionally arranged at the rear end of the driving mechanism (5).
2. The mountain high-voltage wire installation traction device according to claim 1, wherein the self-locking mechanism I (2) comprises at least one pair of self-locking wheels (23), one pair of self-locking wheels (23) comprises one self-locking wheel (23) capable of moving up and down, and one end of the self-locking wheel (23) is connected with a ratchet plate (24).
3. The mountain high-voltage wire installation traction device according to claim 2, wherein the self-locking mechanism i (2) further comprises a housing (22), a telescopic rod (25) which is arranged in a sliding manner is arranged inside the housing (22), an elastic element is arranged inside the telescopic rod (25), a self-locking shaft (26) is arranged at the lower end of the telescopic rod (25), a self-locking adjusting rod (21) which is in threaded fit is arranged at the upper end of the housing (22), and the lower end of the self-locking adjusting rod (21) is in fit contact with the upper end face of the telescopic rod (25).
4. A mountain high voltage line installation traction device as claimed in claim 3, wherein the lower end face of the self-locking adjusting rod (21) is provided with a wear-resistant ball (211).
5. The mountain high-voltage wire installation traction device of claim 2, wherein the ratchet disc (24) comprises a rotating disc (241) fixed on the automatic wheel, an adaptive fixed disc (242) is arranged in the rotating disc (241), and a positioning ball (243) is arranged between the fixed disc (242) and the rotating disc (241).
6. The mountain high-voltage wire installation traction device of claim 5, wherein the rotating disc (241) is provided with arc-shaped grooves (2411) matched with the positioning balls (243), the arc-shaped grooves (2411) are annularly distributed on the inner ring of the rotating disc (241), and the middle surface of the arc-shaped grooves (2411) is provided with positioning grooves (2412).
7. The mountain high-voltage wire installation traction device according to claim 1, wherein the self-locking mechanism I (2) is connected with the installation frame (1) by a sliding rail (11).
8. The mountain high-voltage line installation traction apparatus of claim 1, wherein the driving mechanism (5) comprises at least one driving wheel (51), a movable pinch wheel (61) is correspondingly arranged at the upper end of the driving wheel (51), and a driving device is connected to one side of the driving wheel (51).
9. The mountain high voltage line installation traction device of claim 1, wherein the drive means includes a gearbox and a servo motor and power source for driving the gearbox.
10. The mountain high voltage line installation traction device of claim 1, wherein the drive means includes a gearbox and a hand rocker for driving the gearbox.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311242881.3A CN116995575B (en) | 2023-09-26 | 2023-09-26 | High-voltage line installation traction equipment for mountain land |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311242881.3A CN116995575B (en) | 2023-09-26 | 2023-09-26 | High-voltage line installation traction equipment for mountain land |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116995575A true CN116995575A (en) | 2023-11-03 |
| CN116995575B CN116995575B (en) | 2023-12-22 |
Family
ID=88532408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311242881.3A Active CN116995575B (en) | 2023-09-26 | 2023-09-26 | High-voltage line installation traction equipment for mountain land |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116995575B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060006378A (en) * | 2004-07-16 | 2006-01-19 | 윤재흥 | Cable traction device |
| CN103928863A (en) * | 2014-03-20 | 2014-07-16 | 国家电网公司 | Electric power overhead line tractor |
| CN108225912A (en) * | 2017-12-28 | 2018-06-29 | 中测测试科技（杭州）有限公司 | Electric power cable stretching force detecting apparatus |
| CN209844417U (en) * | 2019-06-25 | 2019-12-24 | 西安石油大学 | Automatic propelling device for transmission line lead clamp |
| CN111711120A (en) * | 2020-07-09 | 2020-09-25 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | High-voltage ground wire inspection robot moving self-locking assembly |
| CN211605916U (en) * | 2020-03-27 | 2020-09-29 | 康永明 | Electric power installation tensioner bullwheel |
| CN116388055A (en) * | 2022-09-08 | 2023-07-04 | 国网山东省电力公司昌邑市供电公司 | Power system wiring device |
-
2023
- 2023-09-26 CN CN202311242881.3A patent/CN116995575B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20060006378A (en) * | 2004-07-16 | 2006-01-19 | 윤재흥 | Cable traction device |
| CN103928863A (en) * | 2014-03-20 | 2014-07-16 | 国家电网公司 | Electric power overhead line tractor |
| CN108225912A (en) * | 2017-12-28 | 2018-06-29 | 中测测试科技（杭州）有限公司 | Electric power cable stretching force detecting apparatus |
| CN209844417U (en) * | 2019-06-25 | 2019-12-24 | 西安石油大学 | Automatic propelling device for transmission line lead clamp |
| CN211605916U (en) * | 2020-03-27 | 2020-09-29 | 康永明 | Electric power installation tensioner bullwheel |
| CN111711120A (en) * | 2020-07-09 | 2020-09-25 | 内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司 | High-voltage ground wire inspection robot moving self-locking assembly |
| CN116388055A (en) * | 2022-09-08 | 2023-07-04 | 国网山东省电力公司昌邑市供电公司 | Power system wiring device |
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| Publication number | Publication date |
|---|---|
| CN116995575B (en) | 2023-12-22 |
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