CN104376999A - Short-circuit prevention high voltage transformer - Google Patents
Short-circuit prevention high voltage transformer Download PDFInfo
- Publication number
- CN104376999A CN104376999A CN201410707092.7A CN201410707092A CN104376999A CN 104376999 A CN104376999 A CN 104376999A CN 201410707092 A CN201410707092 A CN 201410707092A CN 104376999 A CN104376999 A CN 104376999A
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- cushion block
- high voltage
- voltage transformer
- pad
- bakelite
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Abstract
The invention discloses a short circuit prevention high voltage transformer. The short circuit prevention high voltage transformer comprises an iron core, an upper iron yoke, a lower iron yoke and a winding. The winding comprises a coil, an upper pressing plate, a lower pressing plate and a compression cushion block device. The compression cushion block device comprises a fixing frame and a cushion block assembly. The cushion block assembly comprises an upper bakelite cushion block, a lower bakelite cushion block, an insulation adjusting sheet and a bakelite fastener. The fixing frame and the lower surface of the upper iron yoke are fixed. The upper bakelite cushion block and the lower surface of the fixing frame are fixed. The lower surface of the lower bakelite cushion block makes contact with the upper surface of the upper pressing plate. The insulation adjusting sheet is arranged between the upper bakelite cushion block and the lower bakelite cushion block. The upper bakelite cushion block, the lower bakelite cushion block and the insulation adjusting sheet are fixed through the bakelite fastener. According to the short circuit prevention high voltage transformer, the compression cushion block device can continuously apply pressure on the upper pressing plate; on the one hand, it is ensured that the whole winding does not loosen between the upper iron yoke and the lower iron yoke; on the other hand, it is ensured that the coil is not disengaged between the upper pressing plate and the lower pressing plate.
Description
Technical field
The present invention relates to a kind of transformer, particularly a kind of Short Circuit withstand high voltage transformer.
Background technology
Along with the development of power technology, the capacity of transformer is increasing, and electric pressure is also more and more higher, and the effect of high voltage transformer in electric power system is aobvious outstanding in advance.Therefore the safe operation of high voltage transformer concerns the overall situation of electronic system.And the safe operation of high voltage transformer is subject to the impact of several factors, wherein Short Circuit withstand performance is wherein important one.Because transformer device structure is in the past unreasonable, winding easily loosens, and coil easily gets loose, and causes the Short Circuit withstand of transformer poor, have impact on the normal operation of whole electronic system.
Summary of the invention
For the technical problem of above-mentioned existence, the object of the invention is: propose a kind of Short Circuit withstand high voltage transformer being provided with clamping pad block assembly.
Technical solution of the present invention is achieved in that a kind of Short Circuit withstand high voltage transformer, comprises iron core, upper yoke, lower yoke and winding; Described iron core is axially disposed between upper yoke and lower yoke; Described winding is arranged around iron core; Described winding comprises coil, top board, lower platen and clamping pad block assembly; Described coil is arranged between top board and lower platen around iron core; Described clamping pad block assembly is arranged between upper yoke and top board; Described clamping pad block assembly comprises fixed mount and pad component; Described pad component comprises Kakelite seat pad, lower Kakelite seat pad, insulation adjustment sheet and bakelite securing member; The lower surface of described fixed mount and upper yoke fixes; The lower surface of described upper Kakelite seat pad and fixed mount is fixed; The described lower surface of lower Kakelite seat pad contacts with the upper surface of top board; Insulation adjustment sheet is provided with between described upper Kakelite seat pad and lower Kakelite seat pad; Described upper Kakelite seat pad, lower Kakelite seat pad and insulation adjustment sheet are fixed by bakelite securing member.
Preferably, described pad component is provided with two.
Preferably, described clamping pad block assembly has multiple around iron core circular symmetric array.
Preferably, described clamping pad block assembly is provided with 6.
Due to the utilization of technique scheme, the present invention compared with prior art has following advantages:
Short Circuit withstand high voltage transformer of the present invention, clamping pad block assembly can apply pressure to top board, one is ensure that whole winding does not loosen between upper yoke and lower yoke, two is ensure that coil does not get loose between top board and lower platen, effectively can ensure the quality of high voltage transformer, improve the anti-short circuit capability of high voltage transformer; Meanwhile, because pad component is all insulating material, electrical strength is large, and in high field intensity, distribution is convenient, and the parameters such as insulation distance easily ensure.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further:
Accompanying drawing 1 is the structural representation of Short Circuit withstand high voltage transformer of the present invention;
Accompanying drawing 2 is the partial enlarged drawing of accompanying drawing 1;
Accompanying drawing 3 is the structural representation of the clamping pad block assembly arrangement of Short Circuit withstand high voltage transformer of the present invention;
Wherein: 1, iron core; 2, upper yoke; 3, lower yoke; 4, coil; 5, top board; 6, lower platen; 7, fixed mount; 8, upper Kakelite seat pad; 9, lower Kakelite seat pad; 10, insulate adjustment sheet; 11, bakelite securing member.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described.
Of the present invention a kind of Short Circuit withstand high voltage transformer as illustrated in the accompanying drawings from 1 to 3, comprises iron core 1, upper yoke 2, lower yoke 3 and winding; Described iron core 1 is axially disposed between upper yoke 2 and lower yoke 3; Described winding is arranged around iron core 1; Described winding comprises coil 4, top board 5, lower platen 6 and clamping pad block assembly; Described coil 4 is arranged between top board 5 and lower platen 6 around iron core 1; Described clamping pad block assembly is arranged between upper yoke 2 and top board 6; Described clamping pad block assembly comprises fixed mount 7 and pad component; Described pad component comprises Kakelite seat pad 8, lower Kakelite seat pad 9, insulation adjustment sheet 10 and bakelite securing member 11; Described fixed mount 7 fixes with the lower surface of upper yoke 2; Described upper Kakelite seat pad 8 is fixed with the lower surface of fixed mount 7; The lower surface of described lower Kakelite seat pad 9 contacts with the upper surface of top board 5; Between described upper Kakelite seat pad 8 and lower Kakelite seat pad, 9 are provided with insulation adjustment sheet 10; Described upper Kakelite seat pad 8, lower Kakelite seat pad 9 and insulation adjustment sheet 10 are fixed by bakelite securing member 11.
Above-mentioned Short Circuit withstand high voltage transformer, general, described pad component is provided with two.
A kind of Short Circuit withstand high voltage transformer of the present invention, during use, according to the mounting means of general transformer, first iron core is arranged on lower yoke, puts winding, then upper yoke is installed, then insulation adjustment sheet and lower Kakelite seat pad is placed in the below of upper Kakelite seat pad, detect the degree compressed, after compression, use bakelite securing member upper Kakelite seat pad, lower Kakelite seat pad and insulation adjustment sheet to be fixed; Clamping pad block assembly applies pressure to top board, one is ensure that whole winding does not loosen between upper yoke and lower yoke, two is ensure that coil does not get loose between top board and lower platen, effectively can ensure the quality of high voltage transformer, improve the anti-short circuit capability of high voltage transformer; Meanwhile, because pad component is all insulating material, electrical strength is large, and in high field intensity, distribution is convenient, and the parameters such as insulation distance easily ensure; And easy to operate, shorten the operating time, decrease making moist the time of winding, ensure again that the quality of high-tension transformer.
Above-mentioned Short Circuit withstand high voltage transformer, described hold down gag has multiple around iron core circular symmetric array, ensure that the uniformity of pressure, can prevent winding from pressing partially.
Above-mentioned Short Circuit withstand high voltage transformer, because the lifting surface area of pad component is large, when described hold down gag only needs to be provided with 6, compress best results, high voltage transformer result of use also reaches best.
Above-described embodiment is only for illustrating technical conceive of the present invention and feature; its object is to person skilled in the art can be understood content of the present invention and be implemented; can not limit the scope of the invention with this; all equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (4)
1. a Short Circuit withstand high voltage transformer, is characterized in that: comprise iron core, upper yoke, lower yoke and winding; Described iron core is axially disposed between upper yoke and lower yoke; Described winding is arranged around iron core; Described winding comprises coil, top board, lower platen and clamping pad block assembly; Described coil is arranged between top board and lower platen around iron core; Described clamping pad block assembly is arranged between upper yoke and top board; Described clamping pad block assembly comprises fixed mount and pad component; Described pad component comprises Kakelite seat pad, lower Kakelite seat pad, insulation adjustment sheet and bakelite securing member; The lower surface of described fixed mount and upper yoke fixes; The lower surface of described upper Kakelite seat pad and fixed mount is fixed; The described lower surface of lower Kakelite seat pad contacts with the upper surface of top board; Insulation adjustment sheet is provided with between described upper Kakelite seat pad and lower Kakelite seat pad; Described upper Kakelite seat pad, lower Kakelite seat pad and insulation adjustment sheet are fixed by bakelite securing member.
2. Short Circuit withstand high voltage transformer according to claim 1, is characterized in that: described pad component is provided with two.
3. Short Circuit withstand high voltage transformer according to claim 1 and 2, is characterized in that: described clamping pad block assembly has multiple around iron core circular symmetric array.
4. Short Circuit withstand high voltage transformer according to claim 3, is characterized in that: described clamping pad block assembly is provided with 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707092.7A CN104376999A (en) | 2014-11-28 | 2014-11-28 | Short-circuit prevention high voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410707092.7A CN104376999A (en) | 2014-11-28 | 2014-11-28 | Short-circuit prevention high voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104376999A true CN104376999A (en) | 2015-02-25 |
Family
ID=52555854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410707092.7A Pending CN104376999A (en) | 2014-11-28 | 2014-11-28 | Short-circuit prevention high voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104376999A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107481840A (en) * | 2017-05-18 | 2017-12-15 | 常德国力变压器有限公司 | A kind of pressing device of Transformer Winding |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1162956A (en) * | 1965-12-02 | 1969-09-04 | Licentia Gmbh | Winding Clamping Device for Transformers, Reactors and Like Apparatus |
| CN202434329U (en) * | 2011-12-11 | 2012-09-12 | 保定天威集团有限公司 | Body compacting device for transformer |
| CN204270834U (en) * | 2014-11-28 | 2015-04-15 | 苏州市吴中区大陆电子设备厂 | A kind of Short Circuit withstand high voltage transformer |
-
2014
- 2014-11-28 CN CN201410707092.7A patent/CN104376999A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1162956A (en) * | 1965-12-02 | 1969-09-04 | Licentia Gmbh | Winding Clamping Device for Transformers, Reactors and Like Apparatus |
| CN202434329U (en) * | 2011-12-11 | 2012-09-12 | 保定天威集团有限公司 | Body compacting device for transformer |
| CN204270834U (en) * | 2014-11-28 | 2015-04-15 | 苏州市吴中区大陆电子设备厂 | A kind of Short Circuit withstand high voltage transformer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107481840A (en) * | 2017-05-18 | 2017-12-15 | 常德国力变压器有限公司 | A kind of pressing device of Transformer Winding |
| CN107481840B (en) * | 2017-05-18 | 2023-04-07 | 常德国力变压器有限公司 | Pressing device for transformer winding |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150225 |
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| RJ01 | Rejection of invention patent application after publication |