CN204066768U - Compound impregnated wire - Google Patents
Compound impregnated wire Download PDFInfo
- Publication number
- CN204066768U CN204066768U CN201420547876.3U CN201420547876U CN204066768U CN 204066768 U CN204066768 U CN 204066768U CN 201420547876 U CN201420547876 U CN 201420547876U CN 204066768 U CN204066768 U CN 204066768U
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- CN
- China
- Prior art keywords
- insulating
- lacquer layer
- electric conductor
- batt
- belt body
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to electric manufacture of winding wires technical field, provides a kind of compound impregnated wire, comprises electric conductor and insulating barrier: described insulating barrier comprises insulating lacquer layer, insulating batt and belt body insulating lacquer layer; At least one deck insulating lacquer layer is provided with at described electric conductor outer surface, described insulating lacquer layer outside is provided with by the wrapped multiple insulating batts of glass polyester fabric strip, every layer described, the outer surface of insulating batt is provided with one deck belt body insulating lacquer layer, described belt body insulating lacquer layer and described insulating batt from inside to outside, be alternately distributed outside at electric conductor and insulating lacquer layer; The gross thickness of described insulating batt and belt body insulating lacquer layer is 0.2mm ~ 0.5mm.The utility model is with low cost, making is simple, can reach electric property and the mechanical performance of insulating material in glass fiber winding wire, can replace the application commercially of glass fiber winding wire completely.
Description
Technical field
The utility model relates to electric manufacture of winding wires technical field, is specially a kind of compound impregnated wire being applied to transformer coil and similar electric winding coil.
Background technology
Be widely used in electric winding wire many employings glass fiber winding wire of transformer coil and similar electric winding coil in the market, its predominating insulation is glass fiber, the main product that this existing product becomes on market because of the good characteristic such as cheap, product insulation property are good, but a large amount of uses of glass fiber can cause larger harm to human body:
1, to the harm of respiratory system: the workman of contact glass fiber can occur that pneumoconiosis changes, there will be upper respiratory tract irritation and asthma attack, docking contact glass fiber workman lung capacity pathologic finding shows there is glass fibre dust cell stove in lung tissue, glue unit is slight hyperplasia, lung cancer, pulmonary abscess;
2, to the harm of skin: coming in contact property of the workman dermatitis of contact glass fiber, part workman can engender hardening phenomenon;
3, the harm of eyes and mucous membrane: the workman of contact glass fibre can suffer from conjunctivitis and keratitis, the visible opacity of the cornea of severe patient and localized abscesses.
Therefore, glass fiber winding wire is also more and more repelled by producer and user.Develop one to be widely used in becoming the red circle of wire pressing device and similar electric winding coil, substitute the product of currently marketed main product-glass fiber covered winding wire, to reduce the harm to operator, improving production efficiency, is very necessary.
Meanwhile, glass fiber winding wire substitute also must can reach electric property and the mechanical performance of insulating material in glass fiber winding wire, puncture voltage particularly in electric property, as the electric property (560V) of glass fiber winding wire product, thus reach the object replacing glass wire product completely.
In addition, the making of traditional glass silk winding wire, glass tape adopts canoe as shown in Figure 1, and it uses for a long time, and turn-to-turn easily misplaces, and causes winding deformation, thus affects the serviceability of transformer, security performance and life-span.
Summary of the invention
Technical problem to be solved in the utility model is: provide the compound impregnated wire that a kind of turn-to-turn not easily misplaces, it is with low cost, making is simple, and electric property and the mechanical performance of insulating material in glass fiber winding wire can be reached, to replace the application commercially of glass fiber winding wire.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
Compound impregnated wire, comprises electric conductor and insulating barrier:
Described insulating barrier comprises insulating lacquer layer, insulating batt and belt body insulating lacquer layer;
At least one deck insulating lacquer layer is provided with at described electric conductor outer surface, described insulating lacquer layer outside is provided with by the wrapped multiple insulating batts of glass polyester fabric strip, every layer of described insulating batt becomes 30 ° ~ 60 ° angles by described glass polyester fabric strip with described electric conductor, tilt to laminate wrapped forming, every layer described, the outer surface of insulating batt is provided with one deck belt body insulating lacquer layer, described in outermost layer, the outer surface of insulating batt is provided with 2 layers of belt body insulating lacquer layer, described belt body insulating lacquer layer and described insulating batt are from inside to outside, be alternately distributed the outside at described electric conductor and described insulating lacquer layer, ,
The gross thickness of described insulating batt and belt body insulating lacquer layer is 0.2mm ~ 0.5mm.
Preferably, described insulating lacquer layer has 2 layers.
Preferably, the thickness of described insulating batt is 0.32mm.
Preferably, described electric conductor cross section is circle, flat or rectangle.
Preferably, described electric conductor is aluminium electric conductor or copper electric conductor.
After have employed technique scheme, the beneficial effects of the utility model are: the structure being disposed alternately at metallic conductor outside owing to have employed insulating batt and insulating lacquer layer or belt body insulating lacquer layer, i.e. compound varnished insulation structure, and every layer of described insulating batt becomes 30 ° ~ 60 ° angles by glass polyester fabric strip with electric conductor, tilt to laminate wrapped forming, not only substantially increase the uniformity of insulating barrier insulation property, also make insulating batt more stable, not easily misplace, solve the turn-to-turn that traditional wound mode brings easily to misplace, cause winding deformation, and then affect the serviceability of transformer, the problem in security performance and life-span, and through many experiments, find out best thickness of insulating layer, and adopt glass polyester fabric strip to replace glass fibre, from many aspects traditional glass silk winding wire is improved, thus reach the object comprehensively improving product electric property and mechanical performance:
1, in properties of product, its heatproof index reaches 155 DEG C, and other indexs are as shown in table 1, and the utility model product indices, all close to being even better than prior art products, as puncture voltage, can replace glass wire completely;
2, in environmental protection, owing to using glass polyester fabric strip to replace glass fiber, the feature of environmental protection of glass fiber is effectively improved;
3, in production efficiency, be wound around electric conductor owing to have employed glass fiber polyester belt, improve 20% than glass fiber production efficiency.
And, because the proportion of the insulating material adopted is lower by 1/3 than important than glass fiber, so for user, corresponding cost can be reduced to client, and in production efficiency, improve 20% than glass fiber production efficiency, as product annual production 400 tons, can contribution tax about 2,000,000 yuan.Therefore, its economic benefit is extremely considerable, and this product has very wide market prospects.
Accompanying drawing explanation
Fig. 1 is prior art perspective view;
Fig. 2 is the utility model execution mode perspective view;
Fig. 3 is the utility model execution mode insulating batt cross-sectional view;
Wherein, 1, electric conductor; 2, insulating lacquer layer; 3, insulating batt; 4, belt body insulating lacquer layer; 5, glass polyester fabric strip.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
embodiment 1
A kind of compound impregnated wire as shown in Figures 2 and 3, comprises electric conductor 1 and insulating barrier, and electric conductor 1 cross section is rectangle, and material is copper electric conductor, and insulating barrier comprises 2 layers of insulating lacquer layer 2, insulating batt 3 and belt body insulating lacquer layer 4.The outside multilayer insulation fibrage 3 wrapped by glass polyester fabric strip 5 of insulating lacquer layer, one deck belt body insulating lacquer layer 4 is provided with at the outer surface of every layer of insulating batt 3, 2 layers of belt body insulating lacquer layer 4 are provided with at the outer surface of outermost layer insulating batt 3, belt body insulating lacquer layer 4 and insulating batt 3 are from inside to outside, be alternately distributed in the outside of electric conductor 1 with insulating lacquer layer 2, the gross thickness of insulating batt 3 and belt body insulating lacquer layer 4 is 0.32mm, insulating batt 4 thickness can adjust as required, glass polyester fabric strip 5 is bonded by the glass fibre of 70% and the polyester fiber of 30%.
Every layer of insulating batt 3 becomes 30 ° ~ 60 ° angular slope by glass polyester fabric strip 5 with electric conductor, tilts to laminate to hold to form.Make insulating batt 3 more stable, not easily misplace, solve the turn-to-turn that traditional wound mode brings and easily misplace, cause winding deformation, affect the serviceability of transformer, security performance and the problem in life-span.
The present embodiment provides compound impregnated wire, the electric property being even better than insulating material in glass fiber winding wire and mechanical performance all can be reached in technical performance, environmental protection, efficiency three, and its cost is cheaper, makes simple, glass fiber winding wire can be replaced completely:
1, in properties of product, the utility model product indices, all close to being even better than prior art products, can replace glass tape completely;
2, in environmental protection, owing to using glass polyester fabric strip to replace glass fiber, the feature of environmental protection of glass fiber is effectively improved;
3, in production efficiency, be wound around electric conductor owing to have employed glass fiber polyester belt, improve 20% than glass fiber production efficiency.
In addition, because the proportion of the insulating material adopted is lower by 1/3 than important than glass fiber, so for user, corresponding cost can be reduced to client, and in production efficiency, improve 20% than glass fiber production efficiency.By current domestic use glass fiber product consumption and former years the situation of ordering goods compare, estimate product go into operation after annual production 400 tons, can contribution tax about 2,000,000 yuan.
The utility model is not limited to above-mentioned concrete execution mode, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, done all conversion, all drop within protection range of the present utility model.
Claims (5)
1. compound impregnated wire, comprises electric conductor and insulating barrier, it is characterized in that:
Described insulating barrier comprises insulating lacquer layer, insulating batt and belt body insulating lacquer layer;
At least one deck insulating lacquer layer is provided with at described electric conductor outer surface, described insulating lacquer layer outside is provided with by the wrapped multiple insulating batts of glass polyester fabric strip, every layer of described insulating batt becomes 30 ° ~ 60 ° angles by described glass polyester fabric strip with described electric conductor, tilt to laminate wrapped forming, every layer described, the outer surface of insulating batt is provided with one deck belt body insulating lacquer layer, described in outermost layer, the outer surface of insulating batt is provided with 2 layers of belt body insulating lacquer layer, described belt body insulating lacquer layer and described insulating batt are from inside to outside, be alternately distributed the outside at described electric conductor and described insulating lacquer layer,
The gross thickness of described insulating batt and belt body insulating lacquer layer is 0.2mm ~ 0.5mm.
2. compound impregnated wire as claimed in claim 1, is characterized in that: described insulating lacquer layer has 2 layers.
3. compound impregnated wire as claimed in claim 1, is characterized in that: the thickness of described insulating batt is 0.32mm.
4. compound impregnated wire as claimed in claim 1, is characterized in that: described electric conductor cross section is circle, flat or rectangle.
5. compound impregnated wire as claimed in claim 1, is characterized in that: described electric conductor is aluminium electric conductor or copper electric conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420547876.3U CN204066768U (en) | 2014-09-23 | 2014-09-23 | Compound impregnated wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420547876.3U CN204066768U (en) | 2014-09-23 | 2014-09-23 | Compound impregnated wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204066768U true CN204066768U (en) | 2014-12-31 |
Family
ID=52208228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420547876.3U Expired - Fee Related CN204066768U (en) | 2014-09-23 | 2014-09-23 | Compound impregnated wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204066768U (en) |
-
2014
- 2014-09-23 CN CN201420547876.3U patent/CN204066768U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20180923 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |