CN209401459U - A kind of layer-type winding tightening structure - Google Patents
A kind of layer-type winding tightening structure Download PDFInfo
- Publication number
- CN209401459U CN209401459U CN201920222733.8U CN201920222733U CN209401459U CN 209401459 U CN209401459 U CN 209401459U CN 201920222733 U CN201920222733 U CN 201920222733U CN 209401459 U CN209401459 U CN 209401459U
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- Prior art keywords
- layer
- type winding
- insulating stay
- insulating
- tightening structure
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Abstract
The utility model discloses a kind of layer-type winding tightening structure, including shrinkage band and insulating stay, the shrinkage band is arranged on the surface of layer-type winding in the insulating stay.The insulating stay is tightly wrapped with the shrinkage band makes the outermost layer arrangements of conductors of the layer-type winding more neat on the surface of the layer-type winding, effectively prevent axial unstability caused by conducting wire dislocation；The shrinkage band has thermal contraction performance, after it is toasted with the layer-type winding, the layer-type winding and the insulating stay can be tightened, further promote the degree of packing of the layer-type winding, in combination with the mechanical performance of the insulating stay, the binding tightening structure with higher-strength is formd in the layer-type winding outer surface, improves the anti-sudden short circuit ability of the layer-type winding.
Description
Technical field
The utility model relates to transformer technology field, in particular to a kind of layer-type winding tightening structure.
Background technique
Coil is the core component in transformer.Miniature transformer coil generally uses layer-type winding structure.
For the mechanical strength for improving layer-type winding, currently, layer-type winding outer surface is using shrinkage band coiling or without latitude glass
Both modes of silk adhesive tape coiling promote the coil degree of packing.The mode of shrinkage band coiling, the main pyrocondensation characteristic for applying shrinkage band,
After overbaking, coil can be tightened, so that the coil degree of packing is promoted, the anti-sudden short circuit ability of intensifier coil.In recent years, in order to mention
The anti-sudden short circuit ability of layer-type winding is risen, in layer-type winding outermost layer using no latitude glass fiber adhesive tape coiling, no latitude glass fiber is viscous
Band solidifies after overbaking, can form the insulating cylinder of one layer of higher-strength in coil outer surface, the machinery for promoting coil surface is strong
Degree.
But the fixed form of shrinkage band coiling promotes the degree of packing of layer-type winding although layer-type winding can be tightened,
Layer-type winding appearance surface intensity is poor.Fixed form without latitude glass fiber adhesive tape, although the outer surface for improving layer-type winding is strong
Degree because its material makes the degree of packing of layer-type winding hardly result in guarantee almost without heat-shrinkable, and solidifies without latitude glass fiber adhesive tape
The insulating layer for forming a relative closure afterwards, stops the flowing of heat dissipation oil, reduces the radiating efficiency of coil.Also, above two
The problem of kind coil fixing structure can not prevent the outermost conducting wire dislocation of layer-type winding, cause axial unstability.
In conclusion how to provide a kind of raising coil appearance surface intensity and the coil degree of packing and layer-type winding can be prevented
The layer-type winding tightening structure of outermost conducting wire dislocation, becomes those skilled in the art's technical problem urgently to be resolved.
Utility model content
In view of this, the present invention provides a kind of layer-type winding tightening structures, strong to improve layer-type winding outer surface
Degree and the coil degree of packing, keep the outermost arrangements of conductors of layer-type winding more neat.
To achieve the above object, the utility model provides the following technical solutions:
A kind of layer-type winding tightening structure, including shrinkage band and insulating stay, the insulating stay are arranged in the contraction
Band is on the surface of layer-type winding.
Preferably, several are arranged in the insulating stay.
Preferably, several described insulating stays are placed in the symmetric position of the layer-type winding outer surface.
Preferably, the shrinkage band is reticular structure.
Preferably, the insulating stay is insulating board or epoxy plate.
Preferably, the insulating stay is placed on the segmental arc of the layer-type winding outer surface.
Preferably, the insulating stay is arc panel, pair of the radian of the arc panel and the layer-type winding outer surface
The radian of placement location is answered to match.
Preferably, the insulating stay is surface plate.
It can be seen from the above technical proposal that a kind of layer-type winding tightening structure provided by the utility model, including shrink
Shrinkage band is arranged on the surface of layer-type winding in band and insulating stay, insulating stay.Insulating stay is tightly wrapped with shrinkage band
The surface of layer-type winding keeps the outermost layer arrangements of conductors of layer-type winding more neat, effectively prevent axial caused by conducting wire dislocation
Unstability；Shrinkage band has thermal contraction performance, after toasting with layer-type winding, layer-type winding and insulating stay can be tightened, into one
Step promotes the degree of packing of layer-type winding, and in combination with the mechanical performance of insulating stay, foring in layer-type winding outer surface has
The binding tightening structure of higher-strength improves the anti-sudden short circuit ability of layer-type winding.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 uses schematic diagram for layer-type winding tightening structure provided by the embodiment of the utility model.
1, layer-type winding, 2, shrinkage band, 3, insulating stay.
Specific embodiment
The utility model discloses a kind of layer-type winding tightening structures, tight to improve layer-type winding appearance surface intensity and coil
Solidity keeps the outermost arrangements of conductors of layer-type winding more neat.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, Fig. 1 uses schematic diagram for layer-type winding tightening structure provided by the embodiment of the utility model.
The utility model discloses a kind of layer-type winding tightening structure, including shrinkage band 2 and insulating stay 3, insulating stays 3
Shrinkage band 2 is set on the surface of layer-type winding 1.Insulating stay 3 is tightly wrapped with shrinkage band 2 on the surface of layer-type winding 1, is made
The outermost layer arrangements of conductors of layer-type winding 1 is more neat, effectively prevent axial unstability caused by conducting wire dislocation；Shrinkage band 2 has
Thermal contraction performance can tighten layer-type winding 1 and insulating stay 3 after toasting with layer-type winding 1, further promote laminar line
The degree of packing of circle 1 is formd in 1 outer surface of layer-type winding with higher-strength in combination with the mechanical performance of insulating stay 3
Tightening structure is bound, the anti-sudden short circuit ability of layer-type winding 1 is improved.
In order to enable the equal marshalling of outermost layer conductor of 1 each section of layer-type winding, prevents conducting wire from misplacing, insulating stay 3
Several are set, and the different location of layer-type winding 1 is arranged in several insulating stays 3.
In order to keep clamping of the insulating stay 3 on 1 outer surface of layer-type winding more reliable, several insulating stays 3 are placed on
In the symmetric position of 1 outer surface of layer-type winding.
In a specific embodiment, shrinkage band 2 is reticular structure.By the mesh being evenly arranged in shrinkage band 2, make to shrink
Band 2 has good logical oiliness energy, ensure that the radiating efficiency of layer-type winding 1, extends the service life of layer-type winding 1.
Specifically, insulating stay 3 is insulating board or epoxy plate.
Insulating board usually has air insulation cardboard and oil-insulation cardboard, has good insulating properties, heat resistance, durability
Deng.Epoxy plate mechanical performance with higher and dielectric properties, preferable heat resistance and moisture resistivity, and have good machining
Property.
In one embodiment, insulating stay 3 is placed on the segmental arc of 1 outer surface of layer-type winding.Due to laminar line
The conducting wire of the arc fragment position of circle 1 is easy dislocation, therefore, insulating stay 3 is placed on to the segmental arc of 1 outer surface of layer-type winding
On, it can preferably avoid the conducting wire of layer-type winding 1 from misplacing.
Wherein, insulating stay 3 is arc panel, radian placement corresponding with 1 outer surface of the layer-type winding position of the arc panel
The radian matching set.
In another embodiment, insulating stay 3 is surface plate.In order to enable the surface plate preferably to laminar line
The segmental arc positioning of 1 outer surface is enclosed, the surface plate is relatively narrow stripe board.
In use, insulating stay 3 is tightly wrapped with shrinkage band 2 on the surface of layer-type winding 1, make the outermost layer conductor of layer-type winding 1
Arrange more neat, axial unstability caused by effectivelying prevent conducting wire to misplace.
Layer-type winding 1 is overheated baking process, and 2 pyrocondensation of the shrinkage band tightening outside insulating stay 3 effectively combines shrinkage band
2 heat-shrinkable and the mechanical performance of insulating stay 3 form the binding knot with higher-strength in 1 outer surface of layer-type winding
Structure ensure that the mechanical performance of 1 outer surface of layer-type winding, while shrinkage band 2 has good logical oiliness energy, passes through reasonable Arrangement
Insulating stay 3, it is ensured that the radiating efficiency of layer-type winding 1.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (8)
1. a kind of layer-type winding tightening structure, which is characterized in that including shrinkage band and insulating stay, the insulating stay setting exists
The shrinkage band is on the surface of layer-type winding.
2. layer-type winding tightening structure according to claim 1, which is characterized in that several are arranged in the insulating stay.
3. layer-type winding tightening structure according to claim 2, which is characterized in that several described insulating stays are placed on
In the symmetric position of the layer-type winding outer surface.
4. layer-type winding tightening structure according to claim 1, which is characterized in that the shrinkage band is reticular structure.
5. layer-type winding tightening structure according to claim 1, which is characterized in that the insulating stay be insulating board or
Epoxy plate.
6. layer-type winding tightening structure according to claim 1, which is characterized in that the insulating stay is placed on the layer
On the segmental arc of formula coil outer surface.
7. layer-type winding tightening structure according to claim 6, which is characterized in that the insulating stay is arc panel, institute
The radian for stating arc panel is matched with the radian of the corresponding placement location of the layer-type winding outer surface.
8. layer-type winding tightening structure according to claim 6, which is characterized in that the insulating stay is surface plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920222733.8U CN209401459U (en) | 2019-02-20 | 2019-02-20 | A kind of layer-type winding tightening structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920222733.8U CN209401459U (en) | 2019-02-20 | 2019-02-20 | A kind of layer-type winding tightening structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209401459U true CN209401459U (en) | 2019-09-17 |
Family
ID=67899364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920222733.8U Expired - Fee Related CN209401459U (en) | 2019-02-20 | 2019-02-20 | A kind of layer-type winding tightening structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209401459U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113506680A (en) * | 2021-07-21 | 2021-10-15 | 保定天威集团特变电气有限公司 | Layered voltage regulating coil fixing method |
-
2019
- 2019-02-20 CN CN201920222733.8U patent/CN209401459U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113506680A (en) * | 2021-07-21 | 2021-10-15 | 保定天威集团特变电气有限公司 | Layered voltage regulating coil fixing method |
| CN113506680B (en) * | 2021-07-21 | 2023-02-28 | 保定天威集团特变电气有限公司 | Layered voltage regulating coil fixing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190917 Termination date: 20200220 |