CN103050247A - Clamp-free transformer winding and binding method thereof - Google Patents
Clamp-free transformer winding and binding method thereof Download PDFInfo
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- CN103050247A CN103050247A CN2012105762233A CN201210576223A CN103050247A CN 103050247 A CN103050247 A CN 103050247A CN 2012105762233 A CN2012105762233 A CN 2012105762233A CN 201210576223 A CN201210576223 A CN 201210576223A CN 103050247 A CN103050247 A CN 103050247A
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Abstract
The invention relates to a clamp-free transformer winding and a binding method thereof. The clamp-free transformer winding comprises a coil with a hollow hole, a pressure plate arranged on the upper portion of the coil and a support plate arranged on the lower portion of the coil. The pressure plate and the support plate are provided with a first upper hole and a first lower hole corresponding to the hollow hole of the coil respectively. The transformer winding further comprises a plurality of binding straps which penetrate through the pressure plate and the support plate to tightly bind the coil, and the binding straps are separately distributed along the circumference of the coil. The clamp-free transformer winding can avoid coil displacement and deformation and is high in short-circuit resistance.
Description
Technical field
The present invention relates to a kind of Transformer Winding without folder and binding method thereof.
Background technology
Transformer Winding is transformer " heart " part, and it not only will satisfy the requirement of electrical strength, also requires to have enough mechanical strengths.Under the effect in electric current and magnetic field, can produce electric power according to electromagnetic principle.And same participant produces electric power to alive winding in stray field, transformer is normally in service, magnetic flux density in the iron core and the electric current in the winding are or near rated value, the electric power that winding produces is little, but the impact of overvoltage or short circuit current appears in system, its electric current can be several times to tens times of normal current, and the suffered electric power of winding is tens of to hundreds of times when normally moving, even higher.When transformer generation sudden short circuit, mainly caused by transverse electric power and longitudinal electric power destruction to winding because longitudinal electric power can make winding longitudinally displacement to occur, think the reliability of guaranteeing product, must compression, stretching and take up coil.For the winding construction of iron core without folder, just can not utilize the folder from top to bottom coil pressing such as conventional method.
Summary of the invention
For the problems referred to above, the invention provides a kind of Transformer Winding without folder, it avoids coil displacements and distortion, anti-short circuit capability strong.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of Transformer Winding without folder, comprise coil, the pressing plate that is arranged on coil top with hollow hole, the supporting plate that is arranged on the coil bottom, offer respectively on described pressing plate and the described supporting plate hollow hole with coil corresponding first on hole and first time hole, described Transformer Winding also comprises passes described pressing plate and supporting plate in order to tighten a plurality of bands of described coil, and a plurality of bands are separately arranged along the circumferencial direction of described coil.
Preferably, offer the first corresponding connecting hole and the second connecting hole on described supporting plate and the described pressing plate, described Transformer Winding also comprises dismountable screw rod that is arranged between the first connecting hole and the second connecting hole.
Preferably, band passes successively take supporting plate as starting point that hole, pressing plate upper side, the pressing plate outside, the coil outside, the supporting plate outside and supporting plate downside wraparound to supporting plate take up pressing plate, coil and supporting plate colligation on the hollow hole, first of first time hole, coil.
Preferably, described pressing plate has the first top that covers coil and second top of extending outside the coil, described supporting plate has the first bottom that covers coil and second bottom of extending outside the coil, offer on the second top of described pressing plate a plurality of along the circumferencial direction of coil separately arrange second on the hole, the circumferencial direction that offers coil on described supporting plate the second bottom hole of separately arranging second time, band passes the hole successively first time take supporting plate as starting point, the hollow hole of coil, hole on first, the pressing plate upper side, hole on second, the coil outside, second time hole and the wraparound of supporting plate downside to supporting plate with pressing plate, coil and supporting plate colligation are taken up.
More preferably, be provided with inner core between the inboard of described coil and the described band.
More preferably, be provided with inner bracing strip between the inboard of each band and coil coil, be provided with outer stay between the outside of each band and coil.
Further, be provided with inner core between the inboard of described inner bracing strip and the described band.
Preferably, be provided with cushion block between the upper side on described pressing plate the first top and the band, be provided with lower cushion block between the downside of described supporting plate the first bottom and the band, a plurality of upper cushion blocks and described lower cushion block are separately arranged along the periphery of coil.
Preferably, described coil comprises low-voltage coil and the high-tension coil of coaxial setting, described high-tension coil is set on the low-voltage coil, and band passes successively on first time hole, the low-voltage coil inner core, first hole on hole, the pressing plate upper side, second, the high-tension coil outside, second time hole and supporting plate downside wraparound to supporting plate pressing plate, low-voltage coil, high-tension coil and supporting plate colligation are taken up take supporting plate as starting point.
A kind of binding method without the folder winding of transformer as claimed in claim 1 comprises the steps:
(1), coil is placed on the supporting plate, cover pressing plate, by screw rod pressing plate and supporting plate are fastened;
(2), with coil dry process and pressurization with collapse coil, again that pressing plate and supporting plate is fastening by screw rod;
(3), band being passed successively on first time hole, the coil inner core, first hole on hole, the pressing plate upper side, second, the coil outside, second time hole and supporting plate downside wraparound to supporting plate take supporting plate as starting point takes up pressing plate, coil and supporting plate colligation;
(4), described screw rod is removed from pressing plate and supporting plate.
The present invention adopts above structure, owing to being that high-voltage coil and low-voltage coil and pressing plate and supporting plate colligation are whole by the band overall binding, has effectively prevented displacement and the distortion of whole coil, has strengthened the ability of coil Short Circuit withstand.
Description of drawings
Fig. 1 is the cutaway view of a preferred embodiment of the present invention.
Fig. 2 is the vertical view of a preferred embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing content of the present invention is elaborated with a kind of preferred embodiment.
Embodiment
With reference to accompanying drawing 1, as shown in Figure 2, a kind of Transformer Winding without folder, comprise the coil with hollow hole 11, the pressing plate 3 that is arranged on coil top, the supporting plate 4 that is arranged on the coil bottom, offer respectively on described pressing plate 3 and the described supporting plate 4 hollow hole 11 with coil corresponding first on hole 33 and first time hole 43, Transformer Winding also comprises passes pressing plate 3 and supporting plate 4 in order to tighten a plurality of bands 5 of coil, and a plurality of bands 5 are separately arranged along the circumferencial direction of described coil.
Offer the first corresponding connecting hole 32 and the second connecting hole 42 on the second top of pressing plate 3 and the supporting plate 4, Transformer Winding also comprises dismountable screw rod 6 that is arranged between the first connecting hole and the second connecting hole.
Be provided with inner bracing strip 71 between the inboard of each band 5 and coil, be provided with outer stay 72 between the outside of each band 5 and coil.
Be provided with cushion block 81 between the upper side on pressing plate 3 first tops 32 and the band 5, downside and the band 5 of supporting plate 4 first bottoms 41 are provided with lower cushion block 82, and a plurality of upper cushion blocks 81 and lower cushion block 82 are separately arranged along the periphery of coil.
Coil comprises low-voltage coil 1 and the high-tension coil 2 of coaxial setting, high-tension coil 2 is set on the low-voltage coil 1, be provided with inner core 9 between the inboard and band 5 of low-voltage coil 1, band 5 passes successively on first time hole 43, the inner core 9, first hole 34 on hole 33, the upper cushion block 81, second, outer stay 72, second time hole 44 and lower cushion block 92 wraparounds to supporting plate 4 pressing plate 3, low-voltage coil 1, high-tension coil 2 and supporting plate 4 colligations is taken up take supporting plate 4 as starting point.
A kind of binding method of the Transformer Winding without folder comprises the steps:
(1), coil is placed on the supporting plate 4, cover pressing plate 3, by screw rod 6 pressing plate 3 and supporting plate 4 are fastened;
(2), with coil dry process and pressurization (pressure is 3MPa) with collapse coil, again that pressing plate 3 and supporting plate 4 is fastening by screw rod 6;
(3), band 5 being passed successively on first time hole 43, the inner core 9, first hole 34 on hole 33, the upper cushion block 81, second, outer stay 72, second time hole 44 and lower cushion block 92 wraparounds to supporting plate 4 take supporting plate 4 as starting point takes up pressing plate 3, coil and supporting plate 4 colligations;
(4), screw rod 5 is removed from pressing plate 3 and supporting plate 4.
In the present invention, the noun of locality that more than relates to, as shown in Figure 1, the axial direction of this transformer is the longitudinal direction of paper.
Above-described embodiment for explanation technical conceive of the present invention and characteristics, is a kind of preferred embodiment only, and its purpose is to allow the personage who is familiar with technique can understand content of the present invention and according to this enforcement, can not limit protection scope of the present invention with this.The equivalence that all Spirit Essences according to the present invention are done changes or modifies, and all should be encompassed within protection scope of the present invention.
Claims (10)
1. Transformer Winding without folder, comprise coil, the pressing plate that is arranged on coil top with hollow hole, the supporting plate that is arranged on the coil bottom, offer respectively on described pressing plate and the described supporting plate hollow hole with coil corresponding first on hole and first time hole, it is characterized in that: described Transformer Winding also comprises passes described pressing plate and supporting plate in order to tighten a plurality of bands of described coil, and a plurality of bands are separately arranged along the circumferencial direction of described coil.
2. the Transformer Winding without folder according to claim 1, it is characterized in that: offer the first corresponding connecting hole and the second connecting hole on described supporting plate and the described pressing plate, described Transformer Winding also comprises dismountable screw rod that is arranged between the first connecting hole and the second connecting hole.
3. the Transformer Winding without folder according to claim 1 is characterized in that: band passes successively take supporting plate as starting point that hole, pressing plate upper side, the pressing plate outside, the coil outside, the supporting plate outside and supporting plate downside wraparound to supporting plate take up pressing plate, coil and supporting plate colligation on the hollow hole, first of first time hole, coil.
4. the Transformer Winding without folder according to claim 1, it is characterized in that: described pressing plate has the first top that covers coil and second top of extending outside the coil, described supporting plate has the first bottom that covers coil and second bottom of extending outside the coil, offer on the first top of described pressing plate a plurality of along the circumferencial direction of coil separately arrange second on the hole, the circumferencial direction that offers coil on described supporting plate the first bottom hole of separately arranging second time, band passes the hole successively first time take supporting plate as starting point, the hollow hole of coil, hole on first, the pressing plate upper side, hole on second, the coil outside, second time hole and the wraparound of supporting plate downside to supporting plate with pressing plate, coil and supporting plate colligation are taken up.
Transformer according to claim 3 without the folder winding, it is characterized in that: be provided with inner core between the inboard of described coil and the described band.
Transformer according to claim 3 without the folder winding, it is characterized in that: be provided with inner bracing strip between the inboard of each band and coil coil, be provided with outer stay between the outside of each band and coil.
Transformer according to claim 5 without the folder winding, it is characterized in that: be provided with inner core between the inboard of described inner bracing strip and the described band.
8. transformer according to claim 1 without the folder winding, it is characterized in that: be provided with cushion block between the upper side on described pressing plate the first top and the band, be provided with lower cushion block between the downside of described supporting plate the first bottom and the band, a plurality of upper cushion blocks and described lower cushion block are separately arranged along the periphery of coil.
9. transformer according to claim 1 without the folder winding, it is characterized in that: described coil comprises low-voltage coil and the high-tension coil of coaxial setting, described high-tension coil is set on the low-voltage coil, and band passes successively on first time hole, the low-voltage coil inner core, first hole on hole, the pressing plate upper side, second, the high-tension coil outside, second time hole and supporting plate downside wraparound to supporting plate pressing plate, coil and supporting plate colligation are taken up take supporting plate as starting point.
10. the binding method without the folder winding of a transformer as claimed in claim 1 is characterized in that, comprises the steps:
(1), coil is placed on the supporting plate, cover pressing plate, by screw rod pressing plate and supporting plate are fastened;
(2), with coil dry process and pressurization with collapse coil, again that pressing plate and supporting plate is fastening by screw rod;
(3), band being passed successively on first time hole, the coil inner core, first hole on hole, the pressing plate upper side, second, the coil outside, second time hole and supporting plate downside wraparound to supporting plate take supporting plate as starting point takes up pressing plate, coil and supporting plate colligation;
(4), described screw rod is removed from pressing plate and supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210576223.3A CN103050247B (en) | 2012-12-27 | 2012-12-27 | A kind of Transformer Winding without folder and binding method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210576223.3A CN103050247B (en) | 2012-12-27 | 2012-12-27 | A kind of Transformer Winding without folder and binding method thereof |
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| Publication Number | Publication Date |
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| CN103050247A true CN103050247A (en) | 2013-04-17 |
| CN103050247B CN103050247B (en) | 2015-10-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680862A (en) * | 2013-12-11 | 2014-03-26 | 上海置信电气非晶有限公司 | Amorphous transformer rectangular wire-wound winding and manufacturing method thereof |
| CN108806924A (en) * | 2017-05-05 | 2018-11-13 | 特变电工智能电气有限责任公司 | Resistance to shorting amorphous alloy transformer and its manufacturing method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB243440A (en) * | 1924-08-27 | 1925-11-27 | James William Combe | Improvements in inductance coils |
| GB621721A (en) * | 1946-04-27 | 1949-04-14 | British Thomson Houston Co Ltd | Improvements in and relating to electric induction apparatus |
| CN1658343A (en) * | 2004-02-16 | 2005-08-24 | 特变电工股份有限公司 | Reinforcing device and method for high-temp superconducting coil |
| CN201408633Y (en) * | 2009-05-19 | 2010-02-17 | 任航 | Reliable insulating transformer coil |
| CN101692389A (en) * | 2009-09-09 | 2010-04-07 | 中国科学院电工研究所 | Structure for fastening amorphous alloy transformer body and method for assembling transformer body |
| CN203118738U (en) * | 2012-12-27 | 2013-08-07 | 吴江市变压器厂有限公司 | Transformer winding without clamp |
-
2012
- 2012-12-27 CN CN201210576223.3A patent/CN103050247B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB243440A (en) * | 1924-08-27 | 1925-11-27 | James William Combe | Improvements in inductance coils |
| GB621721A (en) * | 1946-04-27 | 1949-04-14 | British Thomson Houston Co Ltd | Improvements in and relating to electric induction apparatus |
| CN1658343A (en) * | 2004-02-16 | 2005-08-24 | 特变电工股份有限公司 | Reinforcing device and method for high-temp superconducting coil |
| CN201408633Y (en) * | 2009-05-19 | 2010-02-17 | 任航 | Reliable insulating transformer coil |
| CN101692389A (en) * | 2009-09-09 | 2010-04-07 | 中国科学院电工研究所 | Structure for fastening amorphous alloy transformer body and method for assembling transformer body |
| CN203118738U (en) * | 2012-12-27 | 2013-08-07 | 吴江市变压器厂有限公司 | Transformer winding without clamp |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680862A (en) * | 2013-12-11 | 2014-03-26 | 上海置信电气非晶有限公司 | Amorphous transformer rectangular wire-wound winding and manufacturing method thereof |
| CN103680862B (en) * | 2013-12-11 | 2015-12-09 | 上海置信电气非晶有限公司 | A kind of amorphous transformer rectangular lines is around winding and manufacture method thereof |
| CN108806924A (en) * | 2017-05-05 | 2018-11-13 | 特变电工智能电气有限责任公司 | Resistance to shorting amorphous alloy transformer and its manufacturing method |
| CN108806924B (en) * | 2017-05-05 | 2024-01-23 | 特变电工智能电气有限责任公司 | Short-circuit-resistant amorphous alloy transformer and manufacturing method thereof |
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| Publication number | Publication date |
|---|---|
| CN103050247B (en) | 2015-10-28 |
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Address after: 215222, No. 18, Wu Wu Avenue, Wujiang District, Jiangsu, Suzhou Applicant after: WUJIANG TRANSFORMER CO., LTD. Address before: 215222, No. 18, Wu Wu Avenue, Wujiang District, Jiangsu, Suzhou Applicant before: Wujiang Transformer Co., Ltd. |
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