CN106783075A - A kind of novel low-voltage outside line coil structures - Google Patents
A kind of novel low-voltage outside line coil structures Download PDFInfo
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- CN106783075A CN106783075A CN201611225139.1A CN201611225139A CN106783075A CN 106783075 A CN106783075 A CN 106783075A CN 201611225139 A CN201611225139 A CN 201611225139A CN 106783075 A CN106783075 A CN 106783075A
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- conducting wire
- coil
- parallel conducting
- parallel
- circle
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
The invention discloses a kind of novel low-voltage outside line coil structures, including paper web, inner bracing strip, line cake and outer stay, inner bracing strip is fixedly installed on paper web inner side, outer stay is oppositely arranged with inner bracing strip, and coil is set between inner bracing strip and outer stay, on the online cake of coil winding, the present invention changes traditional coil turn and chooses mode with whole circle or 0.5 circle, realizes the selection mode of 0.75 circle；High-power transformer low-voltage coil cake number On The Choice is solved, spiral exterior loop anti-short circuit capability deficiency problem is solved, while improve product reliability, the economy of product is also improved.
Description
Technical field
The present invention relates to low-voltage exterior loop technical field, specially a kind of novel low-voltage outside line coil structures.
Background technology
In power system, we complete biography of the electric energy between power plant to user using various types of transformers
It is defeated.With developing rapidly for power equipment, electric power proportion in the Working Life of socio-economic development and people is also more next
It is bigger.With the increase of need for electricity, the capacity of transformer also does bigger and bigger therewith.Development and people's life water with society
Flat raising, requirements at the higher level are proposed to power supply quality.Short trouble as transformer fault important component, and often
The destruction for causing is huge, and industry increasingly pays close attention to anti-short circuit capability and the corrective measure of research transformer.It is quick with industry
Development, increasing special transformer also obtains more applications such as short-circuit test transformer.The low-voltage profile coil number of turn
Few, electric current is big, and during using single coil configuration, line gauge width is big, and eddy-current loss is big caused by end cross leakage field, both increased product
The loss of product also causes end temperature rise of hot spot too high；The coil cake number of double helix is excessive, and line gauge width is too small, causes line cake axial direction
Bending strength is not enough, the increase of the oil duct quantity that line cake quantity increase causes, and reduces the economy of coil, and spiral outside line
Circle has that width is not enough to anti-short circuit capability.The selection of loop construction pattern has turned into industry difficult point.
The content of the invention
It is an object of the invention to provide a kind of novel low-voltage outside line coil structures, to solve to be proposed in above-mentioned background technology
Problem.
To achieve the above object, the present invention provides following technical scheme：A kind of novel low-voltage outside line coil structures, including paper
Cylinder, inner bracing strip, line cake and outer stay, the inner bracing strip are fixedly installed on paper web inner side, the outer stay and the inner bracing strip phase
To setting, and coil is set, on the online cake of coil winding between the inner bracing strip and the outer stay；Also include first simultaneously
Connection wire, the second parallel conducting wire, the 3rd parallel conducting wire, the 4th parallel conducting wire, first parallel conducting wire, second parallel connection are led
Line circle of coiling 3 in cake 2, the 3rd parallel conducting wire, the 4th parallel conducting wire circle of coiling 3 in 2 cakes；Described first is in parallel
Wire, second parallel conducting wire and the 3rd parallel conducting wire, the 4th parallel conducting wire axial direction in parallel, first parallel conducting wire, institute
The second parallel conducting wire, the 3rd parallel conducting wire, the 4th parallel conducting wire width are stated to parallel connection.
Preferably, the coil is divided into half-coil and lower half-coil, and the upper half-coil is provided with the 3rd outlet and the 4th
Outlet；The lower half-coil is provided with the 1st outlet and the 2nd outlet, the upper half-coil the 4th outlet and the outlet of lower half-coil the 1st
Parallel connection, the upper half-coil the 3rd outlet goes out line parallel with lower half-coil the 2nd.
Compared with prior art, the beneficial effects of the invention are as follows：Simple structure of the present invention, changes traditional coil turn
Mode is chosen with whole circle or 0.5 circle, the selection mode of 0.75 circle is realized；Solve the selection of high-power transformer low-voltage coil cake number
Problem, solves spiral exterior loop anti-short circuit capability deficiency problem, meanwhile, the special construction and spooling step of the application are improved
While product reliability, the economy of product is also improved.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure：1st, paper web；2nd, inner bracing strip；3rd, outer stay；4th, the first parallel conducting wire；5th, the second parallel conducting wire；6th, the 3rd simultaneously
Connection wire；7th, the 4th parallel conducting wire；8th, upper half-coil；9th, lower half-coil.
Roman character in accompanying drawing represents the numbering of different lines.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1 is referred to, the present invention provides a kind of technical scheme：A kind of novel low-voltage outside line coil structures, including paper web 1,
Inner bracing strip 2, line cake and outer stay 3, inner bracing strip 2 are fixedly installed on the inner side of paper web 1, and outer stay 3 is oppositely arranged with inner bracing strip 2, and
Coil is set between the inner bracing strip 2 and outer stay 3, on the online cake of coil winding；Also include the first parallel conducting wire 4, second simultaneously
Connection wire 5, the 3rd parallel conducting wire 6, the 4th parallel conducting wire 7, the first parallel conducting wire 4, the coiling 3 in cake 2 of the second parallel conducting wire 5
Circle, the 3rd parallel conducting wire 6, the 4th parallel conducting wire 7 circle of coiling 3 in 2 cakes；First parallel conducting wire 4, second parallel conducting wire 5
Axially in parallel with the 3rd parallel conducting wire 6, the 4th parallel conducting wire 7, the first parallel conducting wire 4, the second parallel conducting wire 5, the 3rd parallel connection are led
Line 6, the width of the 4th parallel conducting wire 7 are to parallel connection., using parallel connection up and down, to two conductor in parallel, one around 2 circles, another 1 for width for coil
Around 1 circle, 2 cakes are a unit to root, and 2 parallel conducting wires are each around 3 circles, realize per the circle of cake 1.5, then realized by the way that coil is in parallel up and down
The circle of so-called every cake coiling 0.75.
In the present embodiment, coil is divided into half-coil 8 and lower half-coil 9, and upper half-coil 8 is provided with the 3rd outlet and the 4th and goes out
Line；Lower half-coil 9 is provided with the 1st outlet and the 2nd outlet, and the outlet of upper half-coil 8 the 4th goes out line parallel with lower half-coil the 1st, upper half
The outlet of coil 9 the 3rd goes out line parallel with lower half-coil the 2nd.
During coiling, half-coil 9 under first coiling, i.e. the first parallel conducting wire 4, the second parallel conducting wire 5 are carried out simultaneously, and first is in parallel
After complete 1 circle, the second parallel conducting wire 5 is removed for wire 4, the second parallel conducting wire 5, and the first parallel conducting wire 4 continues the circle of coiling 1, first
Parallel conducting wire 4, the second parallel conducting wire 5 staggeredly replace, and rise to cake 2 from cake 1, the first parallel conducting wire 4, the second parallel conducting wire 5 after
It is continuous around 1 circle, then the first parallel conducting wire 4 is removed, and the second parallel conducting wire 5 continues the circle of coiling 1, until the coiling of lower half-coil 9 terminates.
Continue coiling upper half coil by same manner, using the 3rd parallel conducting wire 6, the 4th parallel conducting wire 7.
Simple structure of the present invention, changes traditional coil turn and chooses mode with whole circle or 0.5 circle, realizes 0.75 circle
Selection mode；High-power transformer low-voltage coil cake number On The Choice is solved, spiral exterior loop anti-short circuit capability is solved
Not enough problem, while improve product reliability, also improves the economy of product.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding can carry out various changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (3)
1. a kind of novel low-voltage outside line coil structures, including paper web (1), inner bracing strip (2), line cake and outer stay (3), its feature exist
In：The inner bracing strip (2) is fixedly installed on paper web (1) inner side, and the outer stay (3) is oppositely arranged with the inner bracing strip (2), and
Coil is set between the inner bracing strip (2) and the outer stay (3), on the online cake of coil winding；Also include that first is in parallel
Wire (4), the second parallel conducting wire (5), the 3rd parallel conducting wire (6), the 4th parallel conducting wire (7), first parallel conducting wire (4),
Second parallel conducting wire (5) circle of coiling 3 in cake 2, the 3rd parallel conducting wire (6), the 4th parallel conducting wire (7) are 2
The circle of coiling 3 in cake；It is first parallel conducting wire (4), second parallel conducting wire (5) and the 3rd parallel conducting wire (6), the 4th in parallel
Wire (7) is axially in parallel, first parallel conducting wire (4), second parallel conducting wire (5), the 3rd parallel conducting wire (6), the 4th
Parallel conducting wire (7) width is to parallel connection.
2. a kind of novel low-voltage outside line coil structures according to claim 1, it is characterised in that：The coil is divided into upper half
Coil (8) and lower half-coil (9), the upper half-coil (8) are provided with the 3rd outlet and the 4th outlet；On the lower half-coil (9)
The 1st outlet and the 2nd outlet are provided with, the upper half-coil (8) the 4th outlet goes out line parallel, the upper half-coil with lower half-coil the 1st
(9) the 3rd outlets go out line parallel with lower half-coil the 2nd.
3. a kind of novel low-voltage outside line coil structures according to claim 1, it is characterised in that：During coiling, under first coiling
Half-coil 9, i.e. the first parallel conducting wire 4, the second parallel conducting wire 5 are carried out simultaneously, and the first parallel conducting wire 4, the second parallel conducting wire 5 are around complete
After 1 circle, the second parallel conducting wire 5 is removed, and the first parallel conducting wire 4 continues the circle of coiling 1, the first parallel conducting wire 4, the second parallel conducting wire 5
Staggeredly replace, and cake 2 is risen to from cake 1, the first parallel conducting wire 4, the second parallel conducting wire 5 continue around 1 circle, then the first parallel conducting wire
4 remove, and the second parallel conducting wire 5 continues the circle of coiling 1, until the coiling of lower half-coil 9 terminates.By same manner, using the 3rd parallel connection
Wire 6, the 4th parallel conducting wire 7 continues coiling upper half coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611225139.1A CN106783075B (en) | 2016-12-27 | 2016-12-27 | A kind of low-voltage outside line coil structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611225139.1A CN106783075B (en) | 2016-12-27 | 2016-12-27 | A kind of low-voltage outside line coil structures |
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| Publication Number | Publication Date |
|---|---|
| CN106783075A true CN106783075A (en) | 2017-05-31 |
| CN106783075B CN106783075B (en) | 2019-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611225139.1A Active CN106783075B (en) | 2016-12-27 | 2016-12-27 | A kind of low-voltage outside line coil structures |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02116107A (en) * | 1988-10-26 | 1990-04-27 | Furukawa Electric Co Ltd:The | Manufacture of coil |
| CN101295578A (en) * | 2008-04-30 | 2008-10-29 | 保定天威集团有限公司 | Sulfur hexafluoride gas insulating transformer |
| CN201229837Y (en) * | 2008-07-11 | 2009-04-29 | 中国西电电气股份有限公司 | Multiple conductive wire parallel winding construction for coil |
| CN201749775U (en) * | 2010-07-30 | 2011-02-16 | 山东泰开变压器有限公司 | Ultra-large capacitance splitting transformer |
| CN102306543A (en) * | 2011-05-30 | 2012-01-04 | 江苏华鹏变压器有限公司 | Continuous coil and winding method thereof |
| CN102832024A (en) * | 2012-09-14 | 2012-12-19 | 保定天威集团有限公司 | Layer coil for regulating voltage of 110kV transformer and production method of layer coil |
| CN106128718A (en) * | 2016-06-28 | 2016-11-16 | 江苏华鹏变压器有限公司 | A kind of New-type transformer low tension coil structure |
| CN206312720U (en) * | 2016-12-27 | 2017-07-07 | 江苏华鹏变压器有限公司 | A kind of novel low-voltage outside line coil structures |
-
2016
- 2016-12-27 CN CN201611225139.1A patent/CN106783075B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02116107A (en) * | 1988-10-26 | 1990-04-27 | Furukawa Electric Co Ltd:The | Manufacture of coil |
| CN101295578A (en) * | 2008-04-30 | 2008-10-29 | 保定天威集团有限公司 | Sulfur hexafluoride gas insulating transformer |
| CN201229837Y (en) * | 2008-07-11 | 2009-04-29 | 中国西电电气股份有限公司 | Multiple conductive wire parallel winding construction for coil |
| CN201749775U (en) * | 2010-07-30 | 2011-02-16 | 山东泰开变压器有限公司 | Ultra-large capacitance splitting transformer |
| CN102306543A (en) * | 2011-05-30 | 2012-01-04 | 江苏华鹏变压器有限公司 | Continuous coil and winding method thereof |
| CN102832024A (en) * | 2012-09-14 | 2012-12-19 | 保定天威集团有限公司 | Layer coil for regulating voltage of 110kV transformer and production method of layer coil |
| CN106128718A (en) * | 2016-06-28 | 2016-11-16 | 江苏华鹏变压器有限公司 | A kind of New-type transformer low tension coil structure |
| CN206312720U (en) * | 2016-12-27 | 2017-07-07 | 江苏华鹏变压器有限公司 | A kind of novel low-voltage outside line coil structures |
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| Publication number | Publication date |
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| CN106783075B (en) | 2019-04-30 |
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