CN215343675U - Fixture for replacing tension double-string insulator in power failure - Google Patents
Fixture for replacing tension double-string insulator in power failure Download PDFInfo
- Publication number
- CN215343675U CN215343675U CN202121471525.5U CN202121471525U CN215343675U CN 215343675 U CN215343675 U CN 215343675U CN 202121471525 U CN202121471525 U CN 202121471525U CN 215343675 U CN215343675 U CN 215343675U
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- insulator
- hole
- plate
- threaded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Insulators (AREA)
- Electric Cable Installation (AREA)
Abstract
The utility model belongs to the technical field of overhaul tools of high-voltage transmission lines, and relates to a fixture for replacing double-string insulators, in particular to a fixture for replacing tension-resistant double-string insulators in power failure. The insulator replacing device is simple in structure, easy to manufacture and convenient to operate, and the insulator can be replaced by adjusting the tightness of the insulator through the hand-operated lever block.
Description
Technical Field
The utility model belongs to the technical field of high-voltage transmission line maintenance tools, and relates to a fixture for replacing a double-string insulator, in particular to a fixture for replacing a tension-resistant double-string insulator in case of power failure.
Background
Due to the fact that the existing iron tower is fast in increment and the circuit layout is more complex, insulator string short circuit and damage phenomena caused by lightning stroke, bird nesting and the like frequently occur every year, and replacement of double-string insulators is a frequent occurrence in daily maintenance work of the high-voltage transmission line. Therefore, the clamp for replacing the double-string insulator is reasonable, simple in structure and easy to operate, so that the workload of operators can be reduced, and the working efficiency is increased. However, at present, a large knife fixture is mainly used for replacing the tension double-string insulator in case of power failure, but the large knife fixture is heavy and inconvenient to operate.
The utility model discloses an authorization notice number is CN 202550396U' S utility model discloses a big sword type fixture is changed to two strings of insulators of compact 500KV transmission line V type, including big sword shape front truck and big sword shape back card and both ends articulate respectively in the shrink subassembly of front truck and back card tail end, each part of fixture is in the coplanar, the structure, the shape of front truck and back card are the same, for platelike integral member, and the anterior segment is the couple section, and the back end is the handle section, and the couple section has a die cavity of inserting the line fitting yoke plate, and this die cavity and the line fitting yoke plate L-8445S looks adaptation of pegging graft, and this utility model mainly uses big sword fixture, but the heavy itself of big sword fixture, and the equipment is comparatively complicated.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the fixture for replacing the double-string insulator in the power failure, which has the advantages of light volume, convenience in operation and capability of greatly reducing the labor intensity of operators.
The utility model discloses a fixture for replacing a tension double-string insulator in power failure, which is of a Y-shaped structure and comprises a first connecting piece, a second connecting piece and a clamping plate, wherein the first connecting piece and the second connecting piece are symmetrically arranged, the first connecting piece is of a rectangular groove structure and comprises a first vertical connecting plate, a first horizontal connecting plate and a second horizontal connecting plate, the first horizontal connecting plate and the second horizontal connecting plate are arranged at two ends of the first vertical connecting plate in parallel, the second connecting piece is the same as the first connecting piece in structure and comprises a second vertical connecting plate, a third horizontal connecting plate and a fourth horizontal connecting plate, the third horizontal connecting plate and the fourth horizontal connecting plate are arranged at two ends of the second vertical connecting plate in parallel, and the clamping plate is arranged in parallel with the first horizontal connecting plate.
One ends of the horizontal connecting plates I and the horizontal connecting plates II, which are close to the insulator connecting plate, are respectively provided with a threaded through hole I and a threaded through hole II, and the insulator connecting plate and the connecting piece I are fixedly connected through the threaded through holes I, the threaded through holes II and the smooth round holes I on the insulator connecting plate.
And one ends of the horizontal connecting plate III and the horizontal connecting plate IV, which are close to the insulator connecting plate, are respectively provided with a threaded through hole III and a threaded through hole IV, and the insulator connecting plate and the connecting piece II are fixedly connected by penetrating through the threaded through hole III, the threaded through hole IV and a smooth round hole II on the insulator connecting plate.
An oval hole is formed in one end, far away from the first connecting piece, of the clamping and connecting plate, and the clamping and connecting plate is connected with the lever block through the oval hole.
The insulator connecting plate is characterized by comprising two clamping devices, the two clamping devices are indirectly connected through a lever block, and the other ends of the two clamping devices are respectively fixed to the insulator connecting plate.
The fixture has the beneficial effects that the fixture is of a Y-shaped structure, and is fixed with the insulator connecting plate to form a triangular structure, and the triangular structure has stability and ensures the firmness of the fixture; the clamping and connecting plate is provided with an elliptical hole, the elliptical hole has large space, and the clamping and connecting plate is more convenient to be connected with a lever block hook; the first connecting plate and the second connecting plate both comprise an upper plate and a lower plate, and the upper plate and the lower plate are fixed by penetrating through the smooth round holes, so that the bearing capacity of the fixture is better enhanced; the replacement of the double-string insulator can be realized only by two clamps with simple structures and the lever block, the assembly and disassembly are simple, and the efficiency is greatly improved; the clamp is made of malleable steel, has higher strength and impact toughness, and can ensure the safety in the use process. The insulator replacing device has the advantages of simple structure, easiness in manufacturing and convenience in operation, and the double-string insulators can be replaced by adjusting the tightness of the insulators through the hand-operated lever block.
Drawings
FIG. 1 is a view showing the structure of the jig of the present invention.
Fig. 2 is an overall assembly structure view of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and easier to understand, the present invention is further described below with reference to the accompanying drawings.
Examples
As shown in fig. 1-2, the present invention is a fixture for replacing a tension double-string insulator in power failure, which is a Y-shaped structure and includes a first connecting member 1, a second connecting member 2 and a clamping plate 3. The first connecting piece 1 and the second connecting piece 2 are symmetrically welded, and the first connecting piece 1 is of a rectangular groove structure and comprises a first vertical connecting plate 41, a first horizontal connecting plate 11 and a second horizontal connecting plate 12 which are welded at two ends of the first vertical connecting plate 41 in parallel. The second connecting piece 2 is identical to the first connecting piece 1 in structure and comprises a second vertical connecting plate 42, a third horizontal connecting plate 21 and a fourth horizontal connecting plate 22 which are welded at two ends of the second vertical connecting plate 42 in parallel, and the clamping plate 3 is welded with the first horizontal connecting plate 11 in parallel. The clamping plate 3, the first horizontal connecting plate 11, the second horizontal connecting plate 12, the third horizontal connecting plate 21 and the fourth horizontal connecting plate 22 are all malleable steel plates with the width of 60mm and the thickness of 10 mm.
One ends of the horizontal connecting plates I11 and II 12, which are close to the insulator connecting plate 5, are respectively provided with a first threaded through hole 111 and a second threaded through hole 112, and the diameters of the first threaded through hole 111 and the second threaded through hole 112 are 20 mm. The first connecting piece 1 and the insulator plate 5 can be fixedly connected through rivets or bolts passing through the first threaded through hole 111 and the second threaded through hole 112 and the first smooth round hole on the insulator plate 5. One ends of the horizontal connecting plates three 21 and four 22 close to the insulator connecting plate 5 are respectively provided with a threaded through hole three 221 and a threaded through hole four 222, and the diameters of the threaded through hole three 221 and the threaded through hole four 222 are 20 mm. And a rivet penetrates through the third threaded through hole 221, the fourth threaded through hole 222 and the corresponding smooth round hole II on the insulator plate 5 to fixedly connect the second connecting piece 2 with the insulator plate 5. The structure can better increase the bearing capacity of the fixture.
One end, far away from the connecting piece 1, of the clamping plate 3 is provided with an oval hole 31, the outer diameter length of the oval hole 31 is 130mm, the inner diameter length is 100mm, the inner diameter width is 30mm, the hook on the lever block 6 is clamped on the oval hole 31 of the clamping plate 3, the oval hole 31 is large in space, and the hook is connected with the lever block 6 more conveniently. The clamp is made of malleable steel, has higher strength and impact toughness, and can ensure the safety in the using process.
The working process is as follows: fixing the two fixtures on the insulator connecting plates 5 at two ends respectively, aligning the threaded through holes of the first connecting piece 1 and the second connecting piece 2 on the fixtures with the smooth round holes on the insulator connecting plates 5 respectively, and inserting rivets into the aligned holes to fix the fixtures and the insulator connecting plates 5; the two ends of the lever block 6 are hooked and connected with the oval holes 31 of the two clamps; after the connection is completed, the tightness of the insulator is adjusted through the hand-operated lever block 6, and the insulator is replaced under the condition that the fixture and the lever block 6 are completely stressed and are firmly installed.
The above is a description of one embodiment of the present invention in more detail and detail, but it should not be understood that the scope of the utility model is limited thereby. It should be noted that several modifications could be made by those skilled in the art without departing from the spirit of the utility model, and these modifications are within the scope of the utility model, and therefore the scope of the utility model is to be determined by the appended claims.
Claims (5)
1. The utility model provides a have a power failure and change fixture of two cluster insulators of strain insulator, a serial communication port, fixture are Y type structure, including connecting piece one, connecting piece two and joint board, connecting piece one with the two symmetry settings of connecting piece, connecting piece one is rectangle groove structure, including vertical connecting plate one with parallel arrangement in horizontal connecting plate one and the horizontal connecting plate two at vertical connecting plate one both ends, connecting piece two with connecting piece structure is the same, including vertical connecting plate two with parallel arrangement in the horizontal connecting plate three and the horizontal connecting plate four at vertical connecting plate two both ends, the joint board with horizontal connecting plate one parallel arrangement.
2. The clamping apparatus for replacing the tension double-string insulator in the case of power failure as claimed in claim 1, wherein one end of the first horizontal connecting plate and one end of the second horizontal connecting plate, which are close to the insulator connecting plate, are respectively provided with a first threaded through hole and a second threaded through hole, and the first insulator plate and the first connector plate are fixedly connected through the first threaded through hole, the second threaded through hole and the first smooth round hole in the insulator plate.
3. The clamping apparatus for replacing the tension double-string insulator in the power failure as claimed in claim 2, wherein a third threaded through hole and a fourth threaded through hole are respectively formed in one end of the third horizontal connecting plate and one end of the fourth horizontal connecting plate, which are close to the insulator connecting plate, and the insulator plate and the second connecting member are fixedly connected through the third threaded through hole, the fourth threaded through hole and the second smooth round hole in the insulator plate.
4. The clamping apparatus for replacing the tension double-string insulator in the power failure as claimed in claim 3, wherein an elliptical hole is formed in one end of the clamping plate, which is far away from the first connecting member, and the clamping plate is connected with the lever block through the elliptical hole.
5. The clamping apparatus for replacing the tension double-string insulator in case of power failure as claimed in claim 4, wherein there are two clamping apparatuses, two clamping apparatuses are indirectly connected through the lever block, and the other ends of the two clamping apparatuses are respectively fixed to the insulator connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121471525.5U CN215343675U (en) | 2021-06-30 | 2021-06-30 | Fixture for replacing tension double-string insulator in power failure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121471525.5U CN215343675U (en) | 2021-06-30 | 2021-06-30 | Fixture for replacing tension double-string insulator in power failure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215343675U true CN215343675U (en) | 2021-12-28 |
Family
ID=79563247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121471525.5U Active CN215343675U (en) | 2021-06-30 | 2021-06-30 | Fixture for replacing tension double-string insulator in power failure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215343675U (en) |
-
2021
- 2021-06-30 CN CN202121471525.5U patent/CN215343675U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204190235U (en) | A kind of dismantling device for isolating switch fastening spring | |
| CN107342553B (en) | Replacing fixture and replacing method for linear duplex V-string insulator | |
| CN215343675U (en) | Fixture for replacing tension double-string insulator in power failure | |
| CN203419636U (en) | Cable reel | |
| CN213584923U (en) | Auxiliary tool for replacing tension-resistant double-string insulator | |
| CN202978103U (en) | Insulator fixture | |
| CN201682244U (en) | Antitheft type and adjustable strain clamp | |
| CN202550395U (en) | V-shaped single insulator string replacement fixture for compact type 500kV transmission line | |
| CN201629516U (en) | Three-connected extension-resisting clamp for extra HVDC transmission line | |
| CN209150682U (en) | A kind of 10kV wedge strain resistance cable clamp easy to use | |
| CN210828344U (en) | Simple template clamp | |
| CN220617927U (en) | Winding mechanism convenient to disassemble and assemble | |
| CN211089072U (en) | Wire-resistant clamp equipment for electrical engineering | |
| CN212343174U (en) | Fixture for replacing 500kV insulator string | |
| CN220022113U (en) | Power transmission line overhauling fixture | |
| CN220822443U (en) | Power cable fixing device | |
| CN218234024U (en) | Steel bar joint connecting device for building construction | |
| CN218124283U (en) | Join in marriage net arrester universal stand | |
| CN111564788B (en) | Special bracket for multi-bundle conductor over-wheel temporary anchor rope | |
| CN221270861U (en) | Pipe clamping and pressing clamp | |
| CN216134250U (en) | Wire installation component of composite cross arm | |
| CN108397449B (en) | Girder web fixed frock | |
| CN220066706U (en) | Three-eye single groove splint | |
| CN220354216U (en) | Cast steel piece convenient to splice | |
| CN211743924U (en) | Line collecting bridge with good heat dissipation performance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |