CN113193510B - 110kV transmission line strain insulator single-string insulator replacement device - Google Patents
110kV transmission line strain insulator single-string insulator replacement device Download PDFInfo
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- CN113193510B CN113193510B CN202110331552.0A CN202110331552A CN113193510B CN 113193510 B CN113193510 B CN 113193510B CN 202110331552 A CN202110331552 A CN 202110331552A CN 113193510 B CN113193510 B CN 113193510B
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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
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Abstract
The invention relates to the technical field of insulator replacement devices, and discloses a 110kV transmission line tension single-string insulator replacement device which comprises a bottom plate, wherein two groups of stand columns are fixedly mounted on two sides of the top of the bottom plate respectively, and slots are inserted into the outer walls of the two groups of stand columns and are arranged inside a cross beam; the outer wall of stand has evenly seted up the spacing groove, the mounting groove has been seted up to the inner wall of slot, sets up the stop device in the mounting groove inside for fix the position of crossbeam through the spacing groove. The single-string insulator of strain insulator that will dismantle is placed in the space that first splint, second splint and two anticreep nets that enclose, twists and moves the knob and can make first splint and second splint be close to each other, grasps the single-string insulator of strain insulator, and fixed more firmly carries convenience more. The invention has the advantages of novel design and simple structure, and is convenient for fixing and disassembling the tension single-string insulator.
Description
Technical Field
The invention relates to the technical field of insulator replacement devices, in particular to a 110kV transmission line strain single-string insulator replacement device.
Background
The tension insulator is used for insulating and fixing a lead in a high-voltage overhead transmission and distribution line and is one of important elements in the process of erecting a transmission line. The strain insulator can isolate the live wires from the ground and keep the wires at their own positions, and is generally assembled into an insulator string by insulator elements and used for lines with different voltage grades.
In outdoor long-term operation work, due to the influence of various factors, a single strain insulator string arranged on the station entering side of a 110kV power transmission line terminal tower is inevitably damaged. When current power line constructor changed strain insulator list cluster insulator operation at the high altitude, the mode that generally adopts the rope to tie up or directly hold the insulator comes the fixed strain insulator list cluster insulator of dismantling down, and its shortcoming is that the staff is in physical power and the high centralized state of spirit always, is a very big test to staff's physique, leads to changing strain insulator's efficiency and reduces, does so simultaneously also to have certain potential safety hazard, is unfavorable for staff's safety construction.
Based on this, we provide a 110kV transmission line tension single-string insulator replacement device, hope to solve the shortcomings in the prior art.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device for replacing a single strain insulator string of a 110kV power transmission line, which has the advantage of being convenient for fixing and disassembling the single strain insulator string.
(II) technical scheme
In order to realize the purpose of conveniently fixing and disassembling the tension single-string insulator, the invention provides the following technical scheme: a110 kV transmission line tension single-string insulator replacing device comprises a bottom plate, wherein two groups of stand columns are fixedly mounted on two sides of the top of the bottom plate respectively, inserting grooves are formed in the outer walls of the two groups of stand columns in an inserting mode, and the inserting grooves are formed in a cross beam;
the outer wall of the upright post is uniformly provided with a limiting groove, the inner wall of the slot is provided with a mounting groove, and the limiting device is arranged in the mounting groove and used for fixing the position of the cross beam through the limiting groove;
the anti-falling net is arranged between the bottom of the cross beam and the bottom plate, and the winding device is arranged in the cross beam and used for winding the anti-falling net so that the anti-falling net has upward winding force;
the outer wall of the middle part of the bottom plate is also movably provided with a first clamping plate and a second clamping plate, telescopic plates are movably arranged in the first clamping plate and the second clamping plate, a sliding rod is fixedly arranged on the outer wall of the top end of each telescopic plate, the outer wall of each sliding rod is connected with a sliding groove in a sliding manner, and each sliding groove is formed in the outer wall of the cross beam;
The control device arranged in the bottom plate drives the first clamping plate and the second clamping plate to move reversely so as to clamp or loosen the tension single-string insulator.
As a preferable technical scheme of the invention, the bottom of the upright post is fixedly provided with a mounting rod, the top of the bottom plate is provided with a thread groove, and the upright post is connected on the inner wall of the thread groove through the mounting rod in a threaded manner.
As a preferred technical scheme, the limiting device comprises a limiting column, a pressing plate, a spring and a pull ring, wherein the limiting column is movably arranged inside the mounting groove, the pull ring is fixedly arranged at the tail end of the limiting column, the pressing plate is fixedly arranged on the outer wall of the limiting column, and the spring is fixedly connected between the outward side of the pressing plate and the inner wall of the mounting groove;
the inward end of the limiting column is inserted in the limiting groove.
As a preferred technical scheme of the invention, the winding device comprises a reel and a rotating shaft, a transverse groove is formed in the beam, the reel is rotatably arranged in the transverse groove, an anti-dropping net is wound on the outer wall of the reel, and the bottom of the anti-dropping net is fixedly arranged on the top of the bottom plate;
the both ends of spool still fixed mounting have the pivot, the end of pivot rotates and sets up on the inner wall of cross slot to the end of pivot still is provided with the torsional spring with the junction of cross slot inner wall.
As a preferred technical scheme of the invention, the control device comprises a screw rod, a first nut and a second nut, a cavity is formed in the middle of the bottom plate, the screw rod is rotatably arranged in the cavity, one end of the screw rod extends to the outside of the bottom plate, and a knob is fixedly arranged on the screw rod;
first screw thread and second screw thread have been seted up respectively on the outer wall left side of screw rod and outer wall right side, the outer wall of first screw thread and second screw thread threaded connection respectively has first nut and second nut, the top of first nut and second nut is fixed mounting respectively has first connection piece and second connection piece, the top of first connection piece and second connection piece is first splint of fixedly connected with and second splint respectively, the top of bottom plate still seted up with first connection piece and second connection piece assorted activity groove.
As a preferable technical scheme, the bottom of the expansion plate is fixedly provided with a damping sliding block, vertical grooves are formed in the first clamping plate and the second clamping plate, and the bottom of the expansion plate is movably arranged in the vertical grooves through the damping sliding block.
As a preferable technical solution of the present invention, an air bag is further fixedly mounted on a side of the first splint opposite to the second splint.
(III) advantageous effects
Compared with the prior art, the invention provides a 110kV power transmission line tension single-string insulator replacing device which has the following beneficial effects:
1. this 110kV transmission line strain insulator list cluster insulator replacement device, the strain insulator list cluster insulator that will dismantle down is placed in the space that first splint, second splint and two anticreep net encloses, twists and moves the knob and can make first splint and second splint be close to each other, grasps the strain insulator list cluster insulator, fixed more firm, carries more convenience.
2. This 110kV transmission line strain insulator list string insulator changes device, one side that first splint are relative with the second splint all is provided with the gasbag, when first splint and second splint centre gripping strain insulator list string insulator, two gasbags also centre gripping strain insulator list string insulator, and because strain insulator list string insulator both ends are unsmooth, so when gasbag centre gripping strain insulator list string insulator, the gasbag can be by the sunken of the bellied local top in strain insulator list string insulator both ends, for, other places of gasbag will become the bulge, rely on this bulge, can block the both ends of strain insulator list string insulator, further fix the position of strain insulator list string insulator.
3. This 110kV transmission line strain insulator list cluster insulator changes device, outwards pull the pull ring and spacing post can make the crossbeam reciprocate on the stand, adjust the height that centers on of anticreep net, in order to be applicable to the strain insulator list cluster insulator of equidimension not, and, when the crossbeam reciprocated, the spout seted up through its outer wall also drives the expansion plate simultaneously and stretches out and draws back in first splint and second splint, the stretch out length of synchronous adjustment expansion plate, adaptability is better, the strain insulator list cluster insulator of the different diameters of centre gripping that can be stable.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is an elevational cross-sectional view of the overall structure of the present invention;
FIG. 3 is an enlarged schematic view of the invention at A in FIG. 2;
FIG. 4 is a cross-sectional view of a portion of the base plate of the present invention;
fig. 5 is an enlarged view of the invention at B in fig. 4.
In the figure: 1. a base plate; 2. a column; 3. a cross beam; 4. a slot; 5. a limiting groove; 6. mounting grooves; 7. pressing a plate; 8. a spring; 9. a pull ring; 10. a transverse groove; 11. a reel; 12. a rotating shaft; 13. the anti-drop net; 14. mounting a rod; 15. a thread groove; 16. a cavity; 17. a screw; 18. a first thread; 19. a second thread; 20. a first nut; 21. a second nut; 22. a knob; 23. a movable groove; 24. a first connecting piece; 25. a second connecting sheet; 26. a first splint; 27. a second splint; 28. a vertical slot; 29. a damping slider; 30. a retractable plate; 31. an air bag; 32. a slide bar; 33. a chute; 34. a limiting column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-5, a device for replacing a 110kV transmission line tension single-string insulator comprises a bottom plate 1, wherein two groups of stand columns 2 are respectively and fixedly installed on two sides of the top of the bottom plate 1, slots 4 are respectively inserted into the outer walls of the two groups of stand columns 2, and the slots 4 are arranged inside a cross beam 3;
the outer wall of the upright post 2 is uniformly provided with limiting grooves 5, the inner wall of the slot 4 is provided with a mounting groove 6, and a limiting device is arranged in the mounting groove 6 and used for fixing the position of the cross beam 3 through the limiting grooves 5;
an anti-falling net 13 and a winding device arranged in the beam 3 are further arranged between the bottom of the beam 3 and the bottom plate 1 and used for winding the anti-falling net 13, so that the anti-falling net 13 has upward winding force;
a first clamping plate 26 and a second clamping plate 27 are movably arranged on the outer wall of the middle part of the bottom plate 1, telescopic plates 30 are movably arranged inside the first clamping plate 26 and the second clamping plate 27, a sliding rod 32 is fixedly arranged on the outer wall of the top end of each telescopic plate 30, the outer wall of each sliding rod 32 is connected with a sliding groove 33 in a sliding manner, and each sliding groove 33 is formed in the outer wall of the cross beam 3;
the control device arranged inside the bottom plate 1 drives the first clamping plate 26 and the second clamping plate 27 to move reversely so as to clamp or loosen the tension single-string insulator.
In this embodiment, the bottom fixed mounting of stand 2 has installation pole 14, and thread groove 15 has been seted up at the top of bottom plate 1, and stand 2 is on the inner wall of thread groove 15 through installation pole 14 threaded connection, and easy to assemble with dismantle stand 2, stand 2 dismantles the back, and whole volume is littleer, portable.
In the embodiment, the limiting device comprises a limiting column 34, a pressing plate 7, a spring 8 and a pull ring 9, wherein the limiting column 34 is movably arranged inside the mounting groove 6, the pull ring 9 is fixedly arranged at the tail end of the limiting column 34, the pressing plate 7 is fixedly arranged on the outer wall of the limiting column 34, and the spring 8 is fixedly connected between the outward side of the pressing plate 7 and the inner wall of the mounting groove 6;
the inward end of the limit column 34 is inserted in the limit groove 5;
the pull ring 9 and the limiting column 34 are pulled outwards to separate the limiting column 34 from the limiting groove 5, so that the cross beam 3 can move up and down on the upright post 2, and the surrounding height of the anti-dropping net 13 is adjusted to be suitable for tension single-string insulators with different sizes.
In the embodiment, the winding device comprises a reel 11 and a rotating shaft 12, a transverse groove 10 is formed in the beam 3, the reel 11 is rotatably arranged in the transverse groove 10, an anti-falling net 13 is wound on the outer wall of the reel 11, and the bottom of the anti-falling net 13 is fixedly arranged on the top of the bottom plate 1;
a rotating shaft 12 is fixedly arranged at two ends of the scroll 11, the tail end of the rotating shaft 12 is rotatably arranged on the inner wall of the transverse groove 10, and a torsional spring is arranged at the joint of the tail end of the rotating shaft 12 and the inner wall of the transverse groove 10;
as the cross member 3 moves upward, the release preventing net 13 is also pulled to be gradually unwound from the reel 11, and as the cross member 3 moves downward, the release preventing net 13 is gradually wound around the reel 11.
In this embodiment, the control device includes a screw 17, a first nut 20 and a second nut 21, a cavity 16 is formed in the middle of the bottom plate 1, the screw 17 is rotatably arranged in the cavity 16, and one end of the screw 17 extends to the outside of the bottom plate 1 and is fixedly provided with a knob 22;
the left side and the right side of the outer wall of the screw 17 are respectively provided with a first thread 18 and a second thread 19, the outer walls of the first thread 18 and the second thread 19 are respectively in threaded connection with a first nut 20 and a second nut 21, the tops of the first nut 20 and the second nut 21 are respectively fixedly provided with a first connecting sheet 24 and a second connecting sheet 25, the tops of the first connecting sheet 24 and the second connecting sheet 25 are respectively fixedly connected with a first clamping plate 26 and a second clamping plate 27, and the top of the bottom plate 1 is also provided with a movable groove 23 matched with the first connecting sheet 24 and the second connecting sheet 25;
the knob 22 is screwed to rotate the screw rod 17, the screw rod 17 rotates to drive the first nut 20 and the second nut 21 to move reversely through the first thread 18 and the second thread 19 which are arranged on the outer wall of the screw rod 17 and have opposite directions, and the first nut 20 and the second nut 21 move reversely through the first connecting sheet 24 and the second connecting sheet 25 to drive the first clamping plate 26 and the second clamping plate 27 to move reversely and to approach to or separate from each other so as to clamp or loosen the tension single-string insulator.
In this embodiment, a damping slider 29 is fixedly mounted at the bottom of the expansion plate 30, vertical grooves 28 are formed in the first clamping plate 26 and the second clamping plate 27, the bottom of the expansion plate 30 is movably disposed in the vertical grooves 28 through the damping slider 29, and the expansion plate 30 can move back and forth in the first clamping plate 26 and the second clamping plate 27 and has a certain resistance to each other;
moreover, when the cross beam 3 moves up and down, the sliding grooves 33 formed in the outer wall of the cross beam also drive the expansion plate 30 to expand and contract in the first clamping plate 26 and the second clamping plate 27, the extension length of the expansion plate 30 is synchronously adjusted, the adaptability is better, and strain single-string insulators with different diameters can be stably clamped.
In this embodiment, the airbag 31 is further fixedly mounted on the opposite side of the first clamping plate 26 and the second clamping plate 27, when the tension single-string insulator is clamped between the first clamping plate 26 and the second clamping plate 27, the tension single-string insulator is also clamped between the two airbags 31, and because the two ends of the tension single-string insulator are uneven, when the tension single-string insulator is clamped between the airbags 31, the airbags 31 are recessed from the top of the ground where the two ends of the tension single-string insulator protrude, so that other places of the airbags 31 can become raised, and by means of the raising, the two ends of the tension single-string insulator can be clamped, and further the position of the tension single-string insulator can be fixed.
The working principle and the using process of the invention are as follows:
placing the single-string insulator of strain insulator under will dismantling in the space that first splint 26, second splint 27 and two anticreep nets 13 enclose, twisting knob 22 and can making first splint 26 and second splint 27 be close to each other, grasp the single-string insulator of strain insulator, fixed more firmly carries more convenience, and is concrete:
the knob 22 is screwed to rotate the screw rod 17, the screw rod 17 rotates to drive the first nut 20 and the second nut 21 to move reversely through the first thread 18 and the second thread 19 which are arranged on the outer wall of the screw rod 17 and have opposite directions, the first nut 20 and the second nut 21 move reversely and drive the first clamping plate 26 and the second clamping plate 27 to move reversely through the first connecting plate 24 and the second connecting plate 25, and the first clamping plate and the second clamping plate approach to each other or move away from each other so as to clamp or loosen the tension single-string insulator;
the air bags 31 are arranged on the opposite sides of the first clamping plate 26 and the second clamping plate 27, when the tension single-string insulator is clamped by the first clamping plate 26 and the second clamping plate 27, the tension single-string insulator is also clamped by the two air bags 31, and because the two ends of the tension single-string insulator are uneven, when the tension single-string insulator is clamped by the air bags 31, the air bags 31 are sunken by the convex ground tops at the two ends of the tension single-string insulator, relative to the situation that other places of the air bags 31 are bulged, and the two ends of the tension single-string insulator can be clamped by means of bulging, so that the position of the tension single-string insulator is further fixed;
Outwards pull out pull ring 9 and spacing post 34 and make spacing post 34 break away from spacing groove 5, can make crossbeam 3 reciprocate on stand 2 this moment, adjustment anticreep net 13 around the height, in order to be applicable to the single string of insulator of strain insulator of equidimension not, and, when crossbeam 3 reciprocated, spout 33 offered through its outer wall also drives expansion plate 30 simultaneously and stretches out and draws back in first splint 26 and second splint 27, the stretch out length of synchronous regulation expansion plate 30, adaptability is better, the single string of insulator of strain insulator of the different diameters of centre gripping that can be stable.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a 110kV transmission line strain insulator list cluster insulator changes device, includes bottom plate (1), its characterized in that: two groups of upright posts (2) are respectively and fixedly installed on two sides of the top of the bottom plate (1), inserting grooves (4) are respectively inserted into the outer walls of the two groups of upright posts (2), and the inserting grooves (4) are formed in the beam (3);
The outer wall of the upright post (2) is uniformly provided with limiting grooves (5), the inner wall of the slot (4) is provided with a mounting groove (6), and a limiting device arranged in the mounting groove (6) is used for fixing the position of the cross beam (3) through the limiting grooves (5);
an anti-falling net (13) is further arranged between the bottom of the cross beam (3) and the bottom plate (1), and a winding device is arranged in the cross beam (3) and used for winding the anti-falling net (13), so that the anti-falling net (13) has upward winding force;
a first clamping plate (26) and a second clamping plate (27) are movably arranged on the outer wall of the middle part of the bottom plate (1), telescopic plates (30) are movably arranged inside the first clamping plate (26) and the second clamping plate (27), a sliding rod (32) is fixedly arranged on the outer wall of the top end of each telescopic plate (30), the outer wall of each sliding rod (32) is connected with a sliding groove (33) in a sliding mode, and each sliding groove (33) is formed in the outer wall of the cross beam (3);
the control device arranged in the bottom plate (1) drives the first clamping plate (26) and the second clamping plate (27) to move in opposite directions so as to clamp or loosen the tension single-string insulator.
2. The 110kV transmission line strain insulator single-string insulator replacement device of claim 1, characterized in that: the bottom fixed mounting of stand (2) has installation pole (14), thread groove (15) have been seted up at the top of bottom plate (1), stand (2) are on the inner wall of thread groove (15) through installation pole (14) threaded connection.
3. The 110kV transmission line tension single-string insulator replacing device according to claim 1, characterized in that: the limiting device comprises a limiting column (34), a pressing plate (7), a spring (8) and a pull ring (9), wherein the limiting column (34) is movably arranged inside the mounting groove (6), the pull ring (9) is fixedly arranged at the tail end of the limiting column (34), the pressing plate (7) is fixedly arranged on the outer wall of the limiting column (34), and the spring (8) is fixedly connected between the outward side of the pressing plate (7) and the inner wall of the mounting groove (6);
one inward end of the limiting column (34) is inserted in the limiting groove (5).
4. The 110kV transmission line tension single-string insulator replacing device according to claim 1, characterized in that: the winding device comprises a reel (11) and a rotating shaft (12), a transverse groove (10) is formed in the beam (3), the reel (11) is rotatably arranged in the transverse groove (10), an anti-falling net (13) is wound on the outer wall of the reel (11), and the bottom of the anti-falling net (13) is fixedly mounted on the top of the bottom plate (1);
the both ends of spool (11) still fixed mounting have pivot (12), the end rotation of pivot (12) sets up on the inner wall of cross slot (10) to the end of pivot (12) still is provided with the torsional spring with the junction of cross slot (10) inner wall.
5. The 110kV transmission line strain insulator single-string insulator replacement device of claim 1, characterized in that: the control device comprises a screw rod (17), a first nut (20) and a second nut (21), a cavity (16) is formed in the middle of the bottom plate (1), the screw rod (17) is rotatably arranged in the cavity (16), one end of the screw rod (17) extends to the outside of the bottom plate (1) and is fixedly provided with a knob (22);
first screw thread (18) and second screw thread (19) have been seted up respectively on the outer wall left side and the outer wall right side of screw rod (17), the outer wall of first screw thread (18) and second screw thread (19) threaded connection respectively has first nut (20) and second nut (21), the top of first nut (20) and second nut (21) fixed mounting respectively has first connection piece (24) and second connection piece (25), the top of first connection piece (24) and second connection piece (25) is fixed connection respectively has first splint (26) and second splint (27), the top of bottom plate (1) still seted up with first connection piece (24) and second connection piece (25) assorted activity groove (23).
6. The 110kV transmission line strain insulator single-string insulator replacement device of claim 1, characterized in that: the bottom fixed mounting of expansion plate (30) has damping slider (29), perpendicular groove (28) have all been seted up to the inside of first splint (26) and second splint (27), damping slider (29) activity setting is passed through in the inside of perpendicular groove (28) in the bottom of expansion plate (30).
7. The 110kV transmission line tension single-string insulator replacing device according to claim 1, characterized in that: and an air bag (31) is fixedly arranged on one side of the first clamping plate (26) opposite to the second clamping plate (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110331552.0A CN113193510B (en) | 2021-03-29 | 2021-03-29 | 110kV transmission line strain insulator single-string insulator replacement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110331552.0A CN113193510B (en) | 2021-03-29 | 2021-03-29 | 110kV transmission line strain insulator single-string insulator replacement device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113193510A CN113193510A (en) | 2021-07-30 |
| CN113193510B true CN113193510B (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110331552.0A Active CN113193510B (en) | 2021-03-29 | 2021-03-29 | 110kV transmission line strain insulator single-string insulator replacement device |
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| CN (1) | CN113193510B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203589582U (en) * | 2013-10-25 | 2014-05-07 | 广州南方电力集团电安建设有限公司 | Bracket for replacing tension insulator under live working condition |
| CN105743016A (en) * | 2016-04-14 | 2016-07-06 | 张殊文 | Adjustable insulator cradle for power maintenance |
| CN206379679U (en) * | 2017-01-19 | 2017-08-04 | 郭劲昱 | Insulator replacement fixture and its workbench |
| CN206742744U (en) * | 2017-02-28 | 2017-12-12 | 宁夏信洋电力设备有限公司 | ± 800kV strain insulator string auxiliary operation platforms |
| JP2018085811A (en) * | 2016-11-22 | 2018-05-31 | 中国電力株式会社 | Insulator support net |
| CN210161029U (en) * | 2019-07-16 | 2020-03-20 | 山东孚岳电气有限公司 | Insulator clamping support adjustable from top to bottom |
| CN111009849A (en) * | 2019-11-29 | 2020-04-14 | 国网山东省电力公司经济技术研究院 | A operation support for insulator is changed |
-
2021
- 2021-03-29 CN CN202110331552.0A patent/CN113193510B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203589582U (en) * | 2013-10-25 | 2014-05-07 | 广州南方电力集团电安建设有限公司 | Bracket for replacing tension insulator under live working condition |
| CN105743016A (en) * | 2016-04-14 | 2016-07-06 | 张殊文 | Adjustable insulator cradle for power maintenance |
| JP2018085811A (en) * | 2016-11-22 | 2018-05-31 | 中国電力株式会社 | Insulator support net |
| CN206379679U (en) * | 2017-01-19 | 2017-08-04 | 郭劲昱 | Insulator replacement fixture and its workbench |
| CN206742744U (en) * | 2017-02-28 | 2017-12-12 | 宁夏信洋电力设备有限公司 | ± 800kV strain insulator string auxiliary operation platforms |
| CN210161029U (en) * | 2019-07-16 | 2020-03-20 | 山东孚岳电气有限公司 | Insulator clamping support adjustable from top to bottom |
| CN111009849A (en) * | 2019-11-29 | 2020-04-14 | 国网山东省电力公司经济技术研究院 | A operation support for insulator is changed |
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| Publication number | Publication date |
|---|---|
| CN113193510A (en) | 2021-07-30 |
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