CN220041492U - High-strength insulator type voltage limiter - Google Patents
High-strength insulator type voltage limiter Download PDFInfo
- Publication number
- CN220041492U CN220041492U CN202321133442.4U CN202321133442U CN220041492U CN 220041492 U CN220041492 U CN 220041492U CN 202321133442 U CN202321133442 U CN 202321133442U CN 220041492 U CN220041492 U CN 220041492U
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- Prior art keywords
- umbrella skirt
- voltage limiter
- insulator
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- type voltage
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- 239000012212 insulator Substances 0.000 title claims abstract description 33
- 238000009413 insulation Methods 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Insulating Bodies (AREA)
Abstract
The utility model discloses a high-strength insulator voltage limiter, which relates to the field of insulator structures and comprises a core rod, a wiring part for receiving a cable, a fixing part fixed on a base, a plurality of umbrella skirt units detachably connected between the wiring part and the fixing part, and a plurality of umbrella skirt units detachably connected, wherein the wiring part, the fixing part and the umbrella skirt units jointly form a placing cavity, and the core rod is coaxially arranged in the placing cavity; the high-strength insulator type voltage limiter comprises a core rod, a wiring part, a fixing part and an umbrella skirt unit, an insulator and a cable are not required to be separated during maintenance, only damaged parts are required to be replaced, the whole insulator is not required to be replaced, materials are saved, and the whole replacement process is simple and convenient.
Description
Technical Field
The utility model relates to the field of voltage limiter structures, in particular to a high-strength insulator type voltage limiter.
Background
The insulator is a special insulation control and can play an important role in overhead transmission lines. Insulators are used to support and secure the bus bar to the live conductor and to provide sufficient distance and insulation between the live conductor or conductors and ground.
The umbrella skirt is an outer insulating part of the insulator, and the main function of the umbrella skirt is to protect the core rod from weather and electric erosion and provide creepage distance. The insulator may be used in many harsh environments because of its ability to be used. Most of umbrella skirts are made of hard materials, so that the umbrella skirts are easy to collide and damage during installation and are easy to crack and break in long-term use. During maintenance, the insulator is required to be separated from the cable, the whole insulator is replaced, the waste of materials is caused, and the replacement is inconvenient.
Disclosure of Invention
The utility model aims to provide a high-strength insulator type voltage limiter which comprises a core rod, a wiring part, a fixing part and an umbrella skirt unit, wherein an insulator is not required to be separated from a cable during maintenance, only damaged parts are required to be replaced, the whole insulator is not required to be replaced, materials are saved, and the whole replacement process is simple and convenient.
The above-mentioned optimization structure of the utility model is realized through the following technical scheme: the utility model provides a high strength insulator formula voltage limiter, includes the wiring portion of plug, bearing cable, fixes the fixed part on the base, still including dismantling the connection wiring portion with a plurality of umbrella skirt units between the fixed part, can dismantle the connection between a plurality of umbrella skirt units, wiring portion fixed part the umbrella skirt unit constitutes jointly and places the chamber, it is equipped with to place the intracavity coaxial the plug.
In some embodiments, the wiring portion and the fixing portion are provided with bosses, and grooves in plug-in fit with the bosses are formed in two sides of the core rod.
In some embodiments, the shed units are encased with an elastic layer.
In some embodiments, the elastomeric layer is provided with a thermal insulation layer.
In some embodiments, rotatable nuts are arranged at the bottom of the wiring part and the bottom of the umbrella skirt unit, and threads matched with the nuts are arranged at the top of the fixing part and the top of the umbrella skirt unit.
In some embodiments, the diameter dimensions of the plurality of shed units may be different and may be arranged according to field requirements.
In some embodiments, an elastic layer is disposed between the placement cavity and the mandrel.
In summary, the utility model has the following beneficial effects:
this kind of high strength insulator formula voltage limiter, including the wiring portion of accepting the cable, fix the fixed part on the base, a plurality of umbrella skirt unit, the plug of intercommunication wiring portion and fixed part, between wiring portion and the umbrella skirt unit, between fixed part and the umbrella skirt unit, all can dismantle between a plurality of umbrella skirt units and be connected, when needing the maintenance, need not to separate insulator and cable, only need to separate wiring portion and umbrella skirt unit, take out the plug, and only need to change damaged part, need not to change whole insulator, the material has been practiced thrift, make whole change simple and convenient. The torsion force born by the core rod is reduced when the cable shakes, so that the torsional strength of the insulator is improved. The umbrella skirt unit is wrapped with the elastic layer, when the umbrella skirt unit collides with other substances, the elastic layer deforms, the impact force of the umbrella skirt unit is reduced, the umbrella skirt unit is protected, the heat insulation layer is arranged outside the elastic layer, the umbrella skirt unit is prevented from being in a high-temperature state for a long time, and the service life of the umbrella skirt unit is prolonged. An elastic layer is arranged between the core rod and the placing cavity, so that the components are more tightly connected, and the core rod is more firm.
Drawings
FIG. 1 is a block diagram of the present utility model;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is an enlarged view of the utility model at A;
fig. 4 is an enlarged view of the utility model at B.
In the figure: 1. a core rod; 11. a groove; 2. a wiring section; 3. a fixing part; 4. umbrella skirt units; 5. a placement cavity; 6. a boss; 7. and (5) a screw cap.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, a high-strength insulator type voltage limiter comprises a core rod 1, a wiring part 2 for supporting a cable and a fixing part 3 fixed on a base, wherein a plurality of umbrella skirt units 4 are arranged between the wiring part 2 and the fixing part 3, the wiring part 2 is detachably connected with the umbrella skirt units 4, the fixing part 3 is detachably connected with the umbrella skirt units 4, the umbrella skirt units 4 are detachably connected, when maintenance is needed, an insulator is not needed to be separated from the cable, only the wiring part is needed to be separated from the umbrella skirt units, the core rod is taken out, only damaged components are needed to be replaced, the whole insulator is not needed to be replaced, materials are saved, and the whole replacement process is simple and convenient. The wiring part 2, the fixing part 3 and the umbrella skirt unit 4 form a placing cavity 5 together, a mandrel 1 is coaxially arranged in the placing cavity 5, two ends of the mandrel 1 are respectively connected with the wiring part 2 and the fixing part 3, and the wiring part 2 is communicated with the fixing part 3, so that the insulating function of the insulator is realized; the outside of the umbrella skirt unit 4 can be wrapped with an elastic layer, when the umbrella skirt unit collides with other substances, the elastic layer deforms, so that the impact force of the umbrella skirt unit is reduced, and the umbrella skirt unit is protected; the heat insulation layer can be arranged outside the elastic layer, so that the umbrella skirt unit is prevented from being in a high-temperature state for a long time, and the service life of the umbrella skirt unit is prolonged.
The bottom of the wiring part 2 and the bottom of the umbrella skirt unit 4 are respectively provided with a rotatable screw cap 7, the top of the fixing part 3 and the top of the umbrella skirt unit 4 are respectively provided with screw threads matched with the screw caps 7, and when the wiring part 2 needs to be separated from the umbrella skirt unit 4, the fixing part 3, the umbrella skirt unit 4 and the two umbrella skirt units 4 through the screw threads matched with the screw threads, other parts are kept motionless, and the separation can be realized only by rotating the screw caps 7, so that the replacement of the umbrella skirt unit is damaged when the umbrella skirt unit is not separated from a cable.
The specific working principle is as follows: the fixing part 3 is connected and fixed with the umbrella skirt units 4, the mandrel 1 is inserted into the placing cavity 5, the wiring part 2 is fixedly connected with the umbrella skirt units 4, the insulator is assembled, the wiring part 2 is connected with a cable, the fixing part 3 is fixed at a preset position, the insulator is fixedly installed, during maintenance, the wiring part 2 is separated from the umbrella skirt units 4 by rotating the rotatable nuts 7, the mandrel 1 is taken out, the damaged umbrella skirt units 4 are separated by rotating the rotatable nuts 7 on two sides of the damaged umbrella skirt units 4, the standby umbrella skirt units 4 are connected with the umbrella skirt units 4, the mandrel 1 is placed in the placing cavity 5, and the rotatable nuts 7 on the wiring part 2 are screwed, so that the wiring part 2 is fixedly connected with the umbrella skirt units 4, and the insulator maintenance work is completed.
In some embodiments, the lug boss 6 is arranged in the wiring part 2 and the fixing part 3, and the grooves 11 which are in plug-in fit with the lug boss 6 are arranged on two sides of the core rod 1, so that the contact area between the core rod 1 and the wiring part 2 and the fixing part 3 can be enlarged, and the insulator has a certain fault tolerance.
In some embodiments, the diameter sizes of the umbrella skirt units 4 can be different, and the umbrella skirt units can be arranged according to the field requirement, so that the insulators can be dynamically adjusted, and the number of the umbrella skirt units 4 can be increased or decreased, so that the application range of the insulators is increased.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (7)
1. The utility model provides a high strength insulator formula voltage limiter, includes plug (1), holds wiring portion (2) of cable, fixed part (3) of fixing on the base, its characterized in that: the umbrella further comprises a plurality of umbrella skirt units (4) which are detachably connected between the wiring part (2) and the fixing part (3), the umbrella skirt units (4) are detachably connected, the wiring part (2), the fixing part (3) and the umbrella skirt units (4) jointly form a placing cavity (5), and the mandrel (1) is coaxially arranged in the placing cavity (5).
2. The high strength insulator-type voltage limiter of claim 1, wherein: the wiring part (2) and the fixing part (3) are internally provided with bosses (6), and grooves (11) which are in plug-in fit with the bosses are formed in two sides of the core rod (1).
3. The high strength insulator-type voltage limiter of claim 1, wherein: the umbrella skirt unit (4) is externally wrapped with an elastic layer.
4. A high strength insulator-type voltage limiter according to claim 3, wherein: and a heat insulation layer is arranged outside the elastic layer.
5. The high strength insulator-type voltage limiter of claim 1, wherein: the utility model discloses a umbrella skirt unit, including wiring portion (2), umbrella skirt unit (4), fixed portion (3), umbrella skirt unit (4) top, wiring portion (2) bottom umbrella skirt unit (4) bottom all is equipped with rotatable nut (7), fixed portion (3) top umbrella skirt unit (4) top all be equipped with nut (7) screw thread cooperation's screw thread.
6. The high strength insulator-type voltage limiter of claim 1, wherein: the diameter sizes of the umbrella skirt units (4) can be different, and the umbrella skirt units can be arranged according to the field requirements.
7. The high strength insulator-type voltage limiter of claim 1, wherein: an elastic layer is arranged between the placing cavity (5) and the core rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321133442.4U CN220041492U (en) | 2023-05-11 | 2023-05-11 | High-strength insulator type voltage limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321133442.4U CN220041492U (en) | 2023-05-11 | 2023-05-11 | High-strength insulator type voltage limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220041492U true CN220041492U (en) | 2023-11-17 |
Family
ID=88737053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321133442.4U Active CN220041492U (en) | 2023-05-11 | 2023-05-11 | High-strength insulator type voltage limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220041492U (en) |
-
2023
- 2023-05-11 CN CN202321133442.4U patent/CN220041492U/en active Active
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