CN204480868U - A kind of insulation system of high-tension coil - Google Patents
A kind of insulation system of high-tension coil Download PDFInfo
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- CN204480868U CN204480868U CN201520152262.XU CN201520152262U CN204480868U CN 204480868 U CN204480868 U CN 204480868U CN 201520152262 U CN201520152262 U CN 201520152262U CN 204480868 U CN204480868 U CN 204480868U
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- tension coil
- wire turn
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Abstract
The utility model provides a kind of insulation system of high-tension coil, high-tension coil is sectional circular cartridge type, the insulation system of high-tension coil comprises high-tension coil body, high-tension coil body comprises two-layer above wire turn, wherein, ground floor wire turn is arranged to two sections, and the above wire turn of the second layer is then arranged to four sections, and forms gap between every section of coil; The insulation system of high-tension coil also comprises fiberglass gridding, and fiberglass gridding is placed between the wire turn of adjacent layer; In gap, pad has two pieces of fiberglass griddings, in order to support wire turn; Infiltrate between the wire turn of adjacent layer and have epoxy resin.Fiberglass gridding be arranged so that epoxy resin can fully infiltrate between each wire turn, and can not bubble be produced between each wire turn, efficiently solve each layer insulation property deficiency of existing transformer high-voltage coil, coil covering aging speed is accelerated, coil vibrates and the technical problem that noise is larger.
Description
Technical field
The utility model relates to field transformer, more specifically, relates to a kind of insulation system of high-tension coil.
Background technology
The coil that transformer comprises iron yoke, iron core and is wound on iron core, the effect of iron core is the magnetic coupling between reinforcement two coils, cuts the contact not having electricity between two coils.Wherein, a coil connects AC power and is called primary coil, and another coil connects electrical appliance and is called secondary coil, and transformer realizes the conversion of alternating voltage or alternating current according to the turn ratio of primary coil and secondary coil.
Existing high-tension coil comprises copper cash and prepreg cloth, multiple turn layers that coil insulation structure is coiled into by copper cash form, prepreg cloth is positioned between adjacent two wire turns, but because prepreg cloth is originally as an airtight entity, make to be not easy between coil layer and prepreg cloth to form gap, epoxy resin is caused fully not penetrate between turn layers, and then make to form bubble between turn layers, easily discharge in high voltage situation, cause coil covering aging, even burn coil, even if transformer core normally runs, also have electric current in wire turn to exist, coil is made to produce vibration because of electromagnetic action, form noise.
Utility model content
The utility model provides a kind of insulation system of high-tension coil, not enough to solve each layer insulation property of existing transformer high-voltage coil, and coil covering aging speed is accelerated, coil vibrates and the technical problem that noise is larger.
The utility model provides a kind of insulation system of high-tension coil, high-tension coil is sectional circular cartridge type, the insulation system of high-tension coil comprises high-tension coil body, high-tension coil body comprises two-layer above wire turn, wherein, ground floor wire turn is arranged to two sections, and the above wire turn of the second layer is then arranged to four sections, and forms gap between adjacent circle section;
The insulation system of high-tension coil also comprises fiberglass gridding, and fiberglass gridding is placed between the wire turn of adjacent layer;
In gap, pad has two pieces of fiberglass griddings, and infiltrating between the wire turn of adjacent layer has epoxy resin layer;
Be provided with the first heat radiation air flue in epoxy resin layer, the first heat radiation air flue runs through lateral surface and the medial surface of high-tension coil body;
Inside and outside two sides of high-tension coil body are respectively provided with one deck network for location.
Further, wire turn is provided with 9 layers, the S-shaped or in-line of the first heat dissipation channel.
Further, high-tension coil body is provided with the second heat radiation air flue, and the second heat radiation air flue runs through top and the bottom of high-tension coil body.
The beneficial effects of the utility model:
The insulation system of the utility model high-tension coil, high-tension coil is sectional circular cartridge type, the insulation system of high-tension coil comprises high-tension coil body, high-tension coil body comprises two-layer above wire turn, wherein, ground floor wire turn is arranged to two sections, and the above wire turn of the second layer is then arranged to four sections, and forms gap between adjacent circle section; The insulation system of high-tension coil also comprises fiberglass gridding, and fiberglass gridding is placed between the wire turn of adjacent layer; In gap, pad has two pieces of fiberglass griddings, and infiltrating between the wire turn of adjacent layer has epoxy resin layer; Be provided with the first heat radiation air flue in epoxy resin layer, the first heat radiation air flue runs through lateral surface and the medial surface of high-tension coil body; Inside and outside two sides of high-tension coil body are respectively provided with one deck network for location.Fiberglass gridding be arranged so that epoxy resin can fully infiltrate between each wire turn, and can not bubble be produced between each wire turn, efficiently solve each layer insulation property of existing transformer high-voltage coil not enough, coil covering aging speed is accelerated, coil vibrates and the technical problem that noise is larger, and the heat energy of high-tension coil inner space also can be directed at outside by the setting of the air flue that dispels the heat effectively, significantly reduce temperature during transformer work, and then improve the efficiency of transformer.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the high-tension coil easy structure schematic diagram of the utility model embodiment;
Fig. 2 is the cross section structure schematic diagram of the utility model embodiment high-tension coil.
Embodiment
Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
See figures.1.and.2, the utility model embodiment provides a kind of insulation system of high-tension coil, high-tension coil is sectional circular cartridge type, the insulation system of high-tension coil comprises high-tension coil body 30, high-tension coil body 30 comprises two-layer above wire turn 10, wherein, ground floor wire turn 10 is arranged to two sections, the above wire turn of the second layer 10 is arranged to four sections, adopt this kind of structure, the binding post of high-tension coil all can be arranged at outside, thus more be convenient to wiring, and while form gap 20 between adjacent circle section; The insulation system of high-tension coil also comprises fiberglass gridding, and fiberglass gridding is placed between the wire turn 10 of adjacent layer; In gap 20, pad has two pieces of fiberglass griddings, and infiltrating between the wire turn 10 of adjacent layer has epoxy resin layer; Be provided with the first heat radiation air flue in epoxy resin layer, the first heat radiation air flue runs through lateral surface and the medial surface of high-tension coil body 30; Inside and outside two sides of high-tension coil body 30 are respectively provided with one deck network for location 40.Fiberglass gridding be arranged so that epoxy resin can fully infiltrate between each wire turn 10, and can not bubble be produced between each wire turn 10, efficiently solve each layer insulation property of existing transformer high-voltage coil not enough, coil covering aging speed is accelerated, coil vibrates and the technical problem that noise is larger, and the heat energy of high-tension coil inner space also can be directed at outside by the setting of the air flue that dispels the heat effectively, significantly reduce temperature during transformer work, and then improve the efficiency of transformer.Simultaneously, the present embodiment is also provided with network for location 40, make the shape of high-tension coil more regular attractive in appearance, and then make the iron core being placed in high-tension coil internal cavities also can adopt consistent specification, adopt this kind of design, make transformer be more convenient for producing in batches, both ensure that the consistency of product quality, and reduce further production cost again.
Particularly, wire turn 10 is provided with 9 layers, the S-shaped or in-line of the first heat radiation air flue.
Further, high-tension coil body 30 is provided with the second heat radiation air flue, and the second heat radiation air flue runs through top and the bottom of high-tension coil body 30.The present embodiment significantly can reduce the temperature of transformer, thus significantly promotes the operating efficiency of transformer.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (3)
1. the insulation system of a high-tension coil, described high-tension coil is sectional circular cartridge type, it is characterized in that, the insulation system of described high-tension coil comprises high-tension coil body (30), described high-tension coil body (30) comprises two-layer above wire turn (10), and wherein, wire turn described in ground floor (10) is arranged to two sections, the above wire turn of the second layer (10) is then arranged to four sections, and forms gap (20) between adjacent circle section; The insulation system of described high-tension coil also comprises fiberglass gridding, and described fiberglass gridding is placed between the described wire turn (10) of adjacent layer; In described gap (20), pad has two pieces of described fiberglass griddings, and infiltrating between the described wire turn (10) of adjacent layer has epoxy resin layer; Be provided with the first heat radiation air flue in described epoxy resin layer, described first heat radiation air flue runs through lateral surface and the medial surface of described high-tension coil body (30); Inside and outside two sides of described high-tension coil body (30) are respectively provided with one deck network for location (40).
2. the insulation system of high-tension coil according to claim 1, is characterized in that, described wire turn (10) is provided with 9 layers, the S-shaped or in-line of described first heat radiation air flue.
3. the insulation system of high-tension coil according to claim 1 and 2, is characterized in that, described high-tension coil body (30) is provided with the second heat radiation air flue, and described second heat radiation air flue runs through top and the bottom of described high-tension coil body (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520152262.XU CN204480868U (en) | 2015-03-18 | 2015-03-18 | A kind of insulation system of high-tension coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520152262.XU CN204480868U (en) | 2015-03-18 | 2015-03-18 | A kind of insulation system of high-tension coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204480868U true CN204480868U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520152262.XU Active CN204480868U (en) | 2015-03-18 | 2015-03-18 | A kind of insulation system of high-tension coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204480868U (en) |
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2015
- 2015-03-18 CN CN201520152262.XU patent/CN204480868U/en active Active
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