CN221040698U - Novel high-voltage composite insulating sleeve - Google Patents
Novel high-voltage composite insulating sleeve Download PDFInfo
- Publication number
- CN221040698U CN221040698U CN202322793230.5U CN202322793230U CN221040698U CN 221040698 U CN221040698 U CN 221040698U CN 202322793230 U CN202322793230 U CN 202322793230U CN 221040698 U CN221040698 U CN 221040698U
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- China
- Prior art keywords
- resin layer
- mounting flange
- novel high
- equalizing ball
- voltage composite
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- 239000002131 composite material Substances 0.000 title claims abstract description 22
- 229920005989 resin Polymers 0.000 claims abstract description 52
- 239000011347 resin Substances 0.000 claims abstract description 52
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 14
- 239000003292 glue Substances 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 230000002829 reductive effect Effects 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Landscapes
- Insulators (AREA)
Abstract
The utility model discloses a novel high-voltage composite insulating sleeve, which belongs to the technical field of power transmission and transformation and comprises an aluminum pipe, wherein a resin layer is arranged on the outer side of the aluminum pipe, a lower equalizing ball is arranged at the bottom of the resin layer, a shielding net is arranged in the middle of the resin layer, a mounting flange is arranged outside the middle of the resin layer, a grounding terminal head and a vent hole are arranged on the mounting flange, the grounding terminal head and the vent hole are oppositely arranged on the mounting flange, an umbrella skirt is arranged on the resin layer above the mounting flange, an upper equalizing ball is arranged above the umbrella skirt, a wiring head is arranged above the upper equalizing ball, and a wiring terminal is arranged above the wiring head. The novel high-voltage composite insulating sleeve is reasonable in structure, convenient and quick to install, small in size, light in weight, convenient to transport, short in production period, high in safety and reliability, free of manual maintenance in the later period, and low in maintenance cost.
Description
Technical Field
The utility model relates to the technical field of power transmission and transformation, in particular to a novel high-voltage composite insulating sleeve.
Background
High voltage bushings refer to devices that provide insulation and support for one or more conductors passing through a partition such as a wall or a box, and are important devices in electrical power systems. The high-voltage bushing is mainly used for ground insulation of power equipment inlet and outlet wires of transformers, reactors, circuit breakers and the like and high-voltage circuits penetrating through walls and the like. The high-voltage bushing is composed of a single medium bushing, a composite medium bushing and a capacitor bushing, most of the high-voltage bushings in the market are ceramic bushings, the ceramic bushings are large in size and weight, and the high-voltage bushings are easy to damage due to collision during transportation.
Disclosure of utility model
The utility model aims to provide the novel high-voltage composite insulating sleeve which is reasonable in structure, convenient and quick to install, small in size, light in weight, convenient to transport, short in production period, high in safety and reliability, free of manual maintenance in the later period and low in maintenance cost.
In order to achieve the above purpose, the utility model provides a novel high-voltage composite insulating sleeve, which comprises an aluminum pipe, wherein a resin layer is arranged on the outer side of the aluminum pipe, a lower equalizing ball is arranged at the bottom of the resin layer, a shielding net is arranged in the middle of the resin layer, a mounting flange is arranged on the outer side of the middle of the resin layer, a grounding terminal head and a vent hole are arranged on the mounting flange, the grounding terminal head and the vent hole are oppositely arranged on the mounting flange, an umbrella skirt is arranged on the resin layer above the mounting flange, an upper equalizing ball is arranged above the umbrella skirt, a connector lug is arranged above the upper equalizing ball, and a wiring terminal is arranged above the connector lug.
Preferably, the shielding net is connected with the grounding terminal head.
Preferably, the resin layer is provided with a protrusion, the mounting flange is in contact with the protrusion of the resin layer, a fixing plate is arranged above the mounting flange, and the mounting flange is connected with the fixing plate through a first mounting bolt.
Preferably, the umbrella skirt is arranged between the mounting flange and the upper pressure equalizing ball, and the umbrella skirt is made of silicon rubber.
Preferably, the upper equalizing ball is connected to the top of the aluminum pipe through threads, the connector lug is connected with the high-voltage conductive pipe through a stud and threads, a locking nut is arranged below the connector lug, the locking nut is connected to the high-voltage conductive rod through threads, and the connector lug is mounted on the connector lug through a second mounting bolt.
Preferably, a bleed bolt is arranged in the bleed hole.
Preferably, sealing rings are arranged between the lower equalizing ball and the resin layer, between the mounting flange and the bulge of the resin layer, between the bulge of the resin layer and the fixing plate, between the upper equalizing ball and the resin layer, between the connector lug and the upper equalizing ball, and between the air release bolt and the air release hole.
Preferably, waterproof glue is arranged between the mounting flange and the resin layer and between the umbrella skirt and the upper equalizing ball.
Therefore, the novel high-voltage composite insulating sleeve is reasonable in structure, convenient and quick to install, small in size, light in weight, convenient to transport, short in production period, high in safety and reliability, free of manual maintenance in the later period and low in maintenance cost.
The technical scheme of the utility model is further described in detail through the drawings and the embodiments.
Drawings
FIG. 1 is a cross-sectional view of one embodiment of a novel high voltage composite bushing of the present utility model;
Fig. 2 is a rear view of an embodiment of a novel high voltage composite bushing of the present utility model.
Reference numerals
1. An aluminum pipe; 2. a resin layer; 3. a lower equalizing ball; 4. a shielding net; 5. a mounting flange; 6. a ground terminal head; 7. a bleed hole; 8. umbrella skirt; 9. a pressure equalizing ball is arranged on the upper part; 10. a connector lug; 11. a connection terminal; 12. a high voltage conductive tube; 13. locking a nut; 14. a gas release bolt; 15. and a fixing plate.
Detailed Description
The technical scheme of the utility model is further described below through the attached drawings and the embodiments.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
Example 1
As shown in the figure, the utility model provides a novel high-voltage composite insulating sleeve, which comprises an aluminum pipe 1, wherein a resin layer 2 is arranged on the outer side of the aluminum pipe 1, the resin layer 2 is made of epoxy resin, and the epoxy resin has good insulativity and plays an insulating role on the aluminum pipe 1. The bottom of the resin layer 2 is provided with the lower pressure equalizing ball 3, the lower pressure equalizing ball 3 is connected with the bottom of the aluminum pipe 1 through threads, a sealing ring is arranged between the lower pressure equalizing ball 3 and the resin layer 2, the tightness between the lower pressure equalizing ball 3 and the resin layer 2 can be ensured, and the danger of rainwater infiltration is prevented.
The middle part of the resin layer 2 is provided with a bulge, the inside of the resin layer is provided with a shielding net 4, and the outside of the resin layer is provided with a mounting flange 5. The mounting flange 5 is in contact with the bulge of the resin layer 2, a sealing ring is arranged at the joint of the mounting flange 5 and the bulge of the resin layer 2 can position the mounting flange 5, and the sealing ring can play a sealing role. A fixing plate 15 is arranged above the mounting flange 5, the fixing plate 15 is in contact with the protrusions of the resin layer 2, and the protrusions of the resin layer 2 play a role in positioning the fixing plate 15. A sealing ring is arranged between the bulge of the resin layer 2 and the fixed plate 15, and the sealing ring plays a sealing role. The mounting flange 5 is connected to the fixing plate 15 by a first mounting bolt, and the fixing plate 15 can mount the mounting flange 5 on the resin layer 2.
The mounting flange 5 is provided with a grounding terminal head 6 and a vent hole 7, and the shielding net 4 is connected with the grounding terminal head 6 to detect various parameters; can prevent electric shock and strengthen insulation; the electric field distribution can be effectively improved, partial discharge is reduced, loss is reduced, and the safety and reliability are improved. The ground terminal head 6 and the vent hole 7 are arranged on the mounting flange 5 in an opposite manner, and a vent bolt 14 is arranged in the vent hole 7. The mounting flange 5 is mounted on a large transformer, and when oil is injected into the transformer, the air release bolts 14 are required to be opened, so that air in the transformer can be discharged from the air release holes 7.
A sealing ring is arranged between the air release bolt 14 and the air release hole 7, so that the tightness between the air release bolt 14 and the air release hole 7 can be improved. A sealing ring is arranged between the mounting flange 5 and the resin layer 2, so that the tightness between the mounting flange 5 and the resin layer 2 can be enhanced. Waterproof glue is arranged between the top of the mounting flange 5 and the resin layer 2, and can prevent rainwater and the like from entering a gap between the mounting flange 5 and the resin layer 2so as to cause corrosion to the inside of the mounting flange 5.
Be equipped with the full skirt 8 on the resin layer 2 of mounting flange 5 top, all be equipped with full skirt 8 between mounting flange 5 and the last voltage-sharing ball 9, the material of full skirt 8 is silicone rubber, and full skirt 8's size is different, and full skirt 8 not only can improve the insulating nature, can also alleviate the erosion of outdoor adverse circumstances. An upper pressure equalizing ball 9 is arranged above the umbrella skirt 8, the upper pressure equalizing ball 9 and the lower pressure equalizing ball 3 can equalize magnetic fields, waterproof glue is arranged between the umbrella skirt 8 and the upper pressure equalizing ball 9, and the waterproof glue can prevent rainwater and the like from entering the interior of the upper pressure equalizing ball 9 to generate continuous electricity.
A sealing ring is arranged between the upper pressure equalizing ball 9 and the resin layer 2, so that the tightness between the upper pressure equalizing ball 9 and the resin layer 2 can be enhanced. The upper equalizing ball 9 is provided with a connector lug 10 above, and the upper equalizing ball 9 is fixedly connected with the connector lug 10 through a bolt. The sealing ring is arranged between the upper pressure equalizing ball 9 and the connector lug 10, so that the tightness between the upper pressure equalizing ball 9 and the connector lug 10 can be improved, and rainwater and the like are prevented from entering a gap between the upper pressure equalizing ball 9 and the connector lug 10.
The connector lug 10 is connected with the high-voltage conductive pipe 12 through a stud and a thread, a locking nut 13 is arranged below the connector lug 10, the locking nut 13 is connected to the high-voltage conductive pipe 12 through a thread, and the locking nut 13 limits the connector lug 10. The binding post 11 is equipped with to connector lug 10 top, and connector lug 11 passes through the second mounting bolt and installs on connector lug 10, and the second mounting bolt plays the fastening effect to connector lug 11, prevents to loosen and take off.
When the novel high-voltage composite insulating sleeve is used, the mounting flange 5 is firstly mounted and fixed by using the first mounting bolt, and then the cable connecting terminal 11 is connected. Sealing washer and waterproof glue can improve insulating sleeve's leakproofness, thereby prevent that rainwater etc. from getting into inside the insulating sleeve through the gap and causing even electric and taking place danger, have improved the security. The shielding net 4 and the grounding terminal head 6 can detect various parameters; can prevent electric shock and strengthen insulation; the electric field distribution can be effectively improved, partial discharge is reduced, loss is reduced, and the safety and reliability are improved. The upper equalizing ball 9 and the lower equalizing ball 3 can equalize the magnetic field, and the umbrella skirt 8 and the resin layer 2 can improve the insulativity.
Therefore, the novel high-voltage composite insulating sleeve is reasonable in structure, convenient and quick to install, small in size, light in weight, convenient to transport, short in production period, high in safety and reliability, free of manual maintenance in the later period and low in maintenance cost.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.
Claims (8)
1. The utility model provides a novel high voltage composite insulation sleeve which characterized in that: including the aluminum pipe, the aluminum pipe outside is equipped with the resin layer, the resin layer bottom is equipped with down the equalizer ball, be equipped with the shielding net in the resin layer middle part, be equipped with mounting flange outward in the resin layer middle part, be equipped with ground terminal head and bleed hole on the mounting flange, the ground terminal head with the bleed hole is in set up relatively on the mounting flange, the mounting flange top be equipped with the umbrella skirt on the resin layer, the umbrella skirt top is equipped with the equalizer ball, it is equipped with the connector lug to go up the equalizer ball top, the connector lug top is equipped with binding post.
2. The novel high voltage composite bushing of claim 1, wherein: the shielding net is connected with the grounding terminal head.
3. The novel high voltage composite bushing of claim 1, wherein: the resin layer is provided with a bulge, the mounting flange is contacted with the bulge of the resin layer, a fixing plate is arranged above the mounting flange, and the mounting flange is connected with the fixing plate through a first mounting bolt.
4. The novel high voltage composite bushing of claim 1, wherein: the umbrella skirt is arranged between the mounting flange and the upper pressure equalizing ball, and the umbrella skirt is made of silicon rubber.
5. The novel high voltage composite bushing of claim 1, wherein: the upper equalizing ball is connected to the top of the aluminum pipe through threads, the connector lug is connected with the high-voltage conductive pipe through a stud and threads, a locking nut is arranged below the connector lug, the locking nut is connected to the high-voltage conductive pipe through threads, and the connecting terminal is mounted on the connector lug through a second mounting bolt.
6. A novel high voltage composite insulating sleeve according to claim 3, wherein: and an air release bolt is arranged in the air release hole.
7. The novel high voltage composite bushing of claim 6, wherein: sealing rings are arranged between the lower pressure equalizing ball and the resin layer, between the mounting flange and the bulge of the resin layer, between the bulge of the resin layer and the fixing plate, between the upper pressure equalizing ball and the resin layer, between the connector lug and the upper pressure equalizing ball, and between the air release bolt and the air release hole.
8. The novel high voltage composite bushing of claim 1, wherein: waterproof glue is arranged between the mounting flange and the resin layer and between the umbrella skirt and the upper equalizing ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322793230.5U CN221040698U (en) | 2023-10-18 | 2023-10-18 | Novel high-voltage composite insulating sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322793230.5U CN221040698U (en) | 2023-10-18 | 2023-10-18 | Novel high-voltage composite insulating sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221040698U true CN221040698U (en) | 2024-05-28 |
Family
ID=91173031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322793230.5U Active CN221040698U (en) | 2023-10-18 | 2023-10-18 | Novel high-voltage composite insulating sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221040698U (en) |
-
2023
- 2023-10-18 CN CN202322793230.5U patent/CN221040698U/en active Active
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