CN204793836U - A fixed fixture for changing insulator chain operation coaster - Google Patents
A fixed fixture for changing insulator chain operation coaster Download PDFInfo
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- CN204793836U CN204793836U CN201520340242.5U CN201520340242U CN204793836U CN 204793836 U CN204793836 U CN 204793836U CN 201520340242 U CN201520340242 U CN 201520340242U CN 204793836 U CN204793836 U CN 204793836U
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- steel cap
- insulator
- fastener
- yoke plate
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Abstract
The utility model relates to a fixed fixture for changing insulator chain operation coaster, it includes triangle yoke plate, the first and second steel cap fasteners, the middle part of two steel cap fasteners all is equipped with the card hole that is used for blocking insulator steel cap, guide arm of both ends difference fixedly connected with of first steel cap fastener, the both ends of second steel cap fastener and the other end telescopic connection of two guide arms, equal support of fixedly connected with on two steel cap fasteners, the base of triangle yoke plate is connected on two supports, still is equipped with the hanging hole on the triangle yoke plate. The utility model discloses can rotate guide arm, the advance and retreat of adjusting the guide arm through the screw thread through the spanner according to insulator steel cap position to realize to adjust with the relative position of two fixed steel cap fasteners, steel cap fastener is through dismantling convenient fish tail fix with screw insulator, thereby realizes whole fixture fixed on insulator chain, provides the stable point of hanging for the operation coaster. The utility model discloses simple structure, the preparation is convenient, and application scope is extensive.
Description
Technical field
The utility model relates to electric operating Work tool, refers to a kind of holding clamp for 500kV transmission circuit insulator string operation coaster particularly.
Background technology
Changing 500kV AC and DC tangent tower of overhead power transmission lines V-type bunch of insulator is the effective means eliminated compact line defects of insulator in time, take precautions against power equipment accident, ensure safe operation of power system, is the important process of maintenance of overhead transmission line.But present certain angle because V goes here and there, stress point disperses, in charged for replacement bunch of insulator operation process, when lifting lead wire, insulator string affects by self gravitation and makes bunch of insulator be formed arc and be difficult to depart from upper and lower hanging point, often need adjustment repeatedly just can fulfil assignment, not only infringement is formed to components such as insulators, extend the operating time, also can increase the working strength of operating personnel, very easily cause various dangerous phenomenon to occur, this brings certain difficulty to V-type insulator string upkeep operation.For this reason, operating personnel generally adopts " anti-Shu Xuan puts method " to solve this difficult problem.Specific practice respectively installs a corner block in the shaft tower side of insulator string and side of wire, φ 18 caprone cable ties up on third from the bottom insulator of insulator string by 2 corner blocks, anti-binding yarn is tightened up in the motor-driven grinding mill startup on ground, insulator string is pulled to wire direction, thus eliminate the impact of insulator string deadweight, make socket-clevis eye be easy to dismounting.Fixing of side of wire coaster, the general mode adopting rope to be bundled in insulator string socket-clevis eye or insulator string afterbody, process is more loaded down with trivial details, and in operation process, rocking of coaster easily collides the sub-pieces that insulate, and there is the hidden danger of insulator of wounding.If this coaster fixing point is too low, pulling force deflection side of wire, be then difficult to play the effect of drawing and need change insulator string, socket-clevis eye is still difficult to take off, and this adds task difficulty undoubtedly.
Summary of the invention
The purpose of this utility model is overcome above-mentioned the deficiencies in the prior art and provide a kind of holding clamp for changing insulator string operation coaster, this jig can be stuck on insulator steel cap, comparatively stablize hanging point for operation coaster provides suitable, avoid the porcelain vase damage caused because of the collision between coaster and porcelain vase in operation process.
Realizing the technical solution adopted in the utility model is a kind of holding clamp for changing insulator string operation coaster, and this jig comprises:
Triangle yoke plate, the first and second steel cap fasteners, the middle part of described two steel cap fasteners is equipped with the hole clipping for blocking insulator steel cap; The two ends of described first steel cap fastener are fixedly connected with a guide rod respectively, and the two ends of described second steel cap fastener and the other end of two guide rods are flexible to be respectively connected; Described two steel cap fasteners are all fixedly connected with a support, and the base of triangle yoke plate is connected on two supports, and described triangle yoke plate is also provided with hanging hole.
In technique scheme, the middle part of described first and second steel cap fasteners raises up and forms upper semi-circle space, lower end is provided with rotating shaft, rotating shaft is connected with the locking member with this axis of rotation, described locking member formation lower half circle recessed down space, one end that described locking member is relative with rotating shaft is provided with the fish tail screw for being connected with steel cap fastener lower end by this end; After one end that locking member is relative with rotating shaft is connected with steel cap fastener lower end, described lower half circle space and upper semi-circle space form the hole clipping for blocking insulator steel cap.
In technique scheme, the two ends of described second steel cap fastener are respectively equipped with sleeve, and the inwall of described sleeve is provided with internal thread; One end that described guide rod is connected with the second steel cap fastener is provided with external screw thread, and this is provided with externally threaded one end and is nested in sleeve; Described guide rod is fixedly connected with spanner.
In technique scheme, the height of described support is higher than insulation sub-pieces radius.
In technique scheme, the base of described triangle yoke plate is connected by the movable upper end of bolt with described two supports.
The utility model can according to insulator steel cap position, by spanner rotating guide-bar, by the advance and retreat (stretching) of threaded adjusting guide rod, to realize the relative position regulating and fix two steel cap fasteners, steel cap fastener is by fish tail screw fixed insulation of convenient disassembly, thus realize whole jig fixing, for operation coaster provides stable hanging point on insulator string.The utility model structure is simple, easy to make, applied widely.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Number in the figure: 1.1-first steel cap fastener, 1.2-second steel cap fastener, 1.3-first locking member, 1.4-second locking member; 2.1-first guide rod, 2.2-second guide rod; 3.1-first spanner, 3.2-second spanner; 4.1-first rotating shaft, 4.2-second rotating shaft; 5.1-first fish tail screw, 5.2-second fish tail screw; 6.01-hanging hole, 6.11-triangle yoke plate, 6.21-first support, 6.22-second support; 7.1-first insulator steel cap, 7.2-second insulator steel cap; 8-operation coaster.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in Figure 1, the utility model comprises for the holding clamp changing insulator string operation coaster:
First steel cap fastener 1.1 and the second steel cap fastener 1.2, the middle part of the first steel cap fastener 1.1 raises up and forms upper semi-circle space, lower end is provided with the first rotating shaft 4.1, first rotating shaft 4.1 is connected with first locking member 1.3, the first locking member 1.3 formation lower half circle recessed down space of rotating with this first rotating shaft 4.1.One end relative with the first rotating shaft 4.1 on first locking member 1.3 is provided with the first fish tail screw 5.1 for being connected with the first steel cap fastener 1.1 lower end by this end; After one end that first locking member 1.3 is relative with the first rotating shaft 4.1 is connected with the first steel cap fastener 1.1 lower end, raise up in the middle part of the lower half circle space that the first locking member 1.3 is recessed down and the first steel cap fastener 1.1 hole clipping formed for blocking insulator steel cap.
In like manner, the middle part of the second steel cap fastener 1.2 raises up and forms upper semi-circle space, and lower end is provided with the second rotating shaft 4.2, second rotating shaft 4.2 and is connected with second locking member 1.4, the second locking member 1.4 formation lower half circle recessed down space of rotating with this second rotating shaft 4.2.One end relative with the second rotating shaft 4.2 on second locking member 1.4 is provided with the second fish tail screw 5.2 for being connected with the second steel cap fastener 1.2 lower end by this end; After one end that second locking member 1.4 is relative with the second rotating shaft 4.2 is connected with the second steel cap fastener 1.2 lower end, raise up in the middle part of the lower half circle space that the second locking member 1.4 is recessed down and the second steel cap fastener 1.2 hole clipping formed for blocking insulator steel cap.
In the present embodiment, the hole clipping diameter of the first steel cap fastener 1.1 and the second steel cap fastener 1.2 is applicable to 500kV line porcelain or glass insulator steel cap
One end of first steel cap fastener 1.1 is fixedly connected with the first guide rod 2.1, and the other end is fixedly connected with the second guide rod 2.2; One end of second steel cap fastener 1.2 is connected with the other end of the first guide rod 2.1 is flexible, and the other end of the second steel cap fastener 1.2 is connected with the other end of the second guide rod 2.2 is flexible.In the present embodiment, the two ends of the second steel cap fastener 1.2 are respectively equipped with sleeve, and the inwall of sleeve is provided with internal thread, and one end that the first guide rod 2.1 is connected with the second steel cap fastener 1.2 with the second guide rod 2.2 is equipped with external screw thread, and enters in sleeve by this external thread sleeve; First guide rod 2.1 and the second guide rod 2.2 are also respectively equipped with the first spanner 3.1 and the second spanner 3.2.When rotating spanner, spanner drives guide rod to rotate, and guide rod through threaded rotates the distance between adjustment first steel cap fastener 1.1 and the second steel cap fastener 1.2.
First steel cap fastener 1.1 and the second steel cap fastener 1.2 are welded with the first support 6.21 and the second support 6.22, first support 6.21 and the second support 6.22 radius higher than insulation sub-pieces respectively.The base of triangle yoke plate 6.11 is flexibly connected with the first support 6.21 and the second support 6.22 by bolt, triangle yoke plate 6.11 is also provided with the hanging hole 6.01 for hook on fixed operation coaster 8.
Use procedure of the present utility model is as follows:
Carry out replacing 500kV circuit V-type insulator string need on insulator string during fixed block, operating personnel selects suitable position, first the upper semi-circle space formed that raises up in the middle part of the first steel cap fastener 1.1 is buckled on the first insulator steel cap 7.1, first locking member 1.3 is rotated around the first rotating shaft 4.1, until the first insulator steel cap 7.1 blocks by the hole clipping formed, then by the first fish tail screw 5.1, the lower end of the first locking member 1.3 and the first steel cap fastener 1.1 is locked.
Synchronous axial system first spanner 3.1 and the second spanner 3.2, to regulate the distance between adjustment first steel cap fastener 1.1 and the second steel cap fastener 1.2, after being transferred to suitable distance, in the same way as described above the lower end of the second locking member 1.3 and the second steel cap fastener 1.1 is locked.
Finally, the hanging hole 6.01 of hook on coaster 8 is linked in hanging hole by operating personnel, thus realizes coaster to fix, and starts other operations.Operating personnel also can fix needs according to coaster, locks after rotating whole jig, reaches appropriate work position and direction.
Claims (5)
1. for changing a holding clamp for insulator string operation coaster, it is characterized in that: comprise triangle yoke plate, the first and second steel cap fasteners, the middle part of described two steel cap fasteners is equipped with the hole clipping for blocking insulator steel cap; The two ends of described first steel cap fastener are fixedly connected with a guide rod respectively, and the two ends of described second steel cap fastener and the other end of two guide rods are flexible to be respectively connected; Described two steel cap fasteners are all fixedly connected with a support, and the base of triangle yoke plate is connected on two supports, and described triangle yoke plate is also provided with hanging hole.
2. according to claim 1 for changing the holding clamp of insulator string operation coaster, it is characterized in that: the middle part of described first and second steel cap fasteners raises up and forms upper semi-circle space, lower end is provided with rotating shaft, rotating shaft is connected with the locking member with this axis of rotation, described locking member formation lower half circle recessed down space, one end that described locking member is relative with rotating shaft is provided with the fish tail screw for being connected with steel cap fastener lower end by this end; After one end that locking member is relative with rotating shaft is connected with steel cap fastener lower end, described lower half circle space and upper semi-circle space form the hole clipping for blocking insulator steel cap.
3. according to claim 2 for changing the holding clamp of insulator string operation coaster, it is characterized in that: the two ends of described second steel cap fastener are respectively equipped with sleeve, and the inwall of described sleeve is provided with internal thread; One end that described guide rod is connected with the second steel cap fastener is provided with external screw thread, and this is provided with externally threaded one end and is nested in sleeve; Described guide rod is fixedly connected with spanner.
4. according to claim 3 for changing the holding clamp of insulator string operation coaster, it is characterized in that: the height of described support is higher than insulation sub-pieces radius.
5. according to claim 4 for changing the holding clamp of insulator string operation coaster, it is characterized in that: the base of described triangle yoke plate is connected by the movable upper end of bolt with described two supports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520340242.5U CN204793836U (en) | 2015-05-22 | 2015-05-22 | A fixed fixture for changing insulator chain operation coaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520340242.5U CN204793836U (en) | 2015-05-22 | 2015-05-22 | A fixed fixture for changing insulator chain operation coaster |
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| Publication Number | Publication Date |
|---|---|
| CN204793836U true CN204793836U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520340242.5U Active CN204793836U (en) | 2015-05-22 | 2015-05-22 | A fixed fixture for changing insulator chain operation coaster |
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| CN (1) | CN204793836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108069353A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | The special resistance thick stick of electric system field work |
-
2015
- 2015-05-22 CN CN201520340242.5U patent/CN204793836U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108069353A (en) * | 2016-11-16 | 2018-05-25 | 刘伟华 | The special resistance thick stick of electric system field work |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191016 Address after: No.22, Customs Road, high tech Zone, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee after: Liuzhou Bureau of EHV Power Transmission Co., China Southern Power Grid Address before: 545006 No. 20, Customs Road, Liuzhou, the Guangxi Zhuang Autonomous Region Co-patentee before: WUHAN KEDIAO ELECTRIC POWER TECHNOLOGY CO., LTD. Patentee before: Liuzhou Bureau of EHV Power Transmission Co., China Southern Power Grid |
|
| TR01 | Transfer of patent right |