CN204270836U - A kind of against short-circuit high voltage transformer - Google Patents
A kind of against short-circuit high voltage transformer Download PDFInfo
- Publication number
- CN204270836U CN204270836U CN201420735078.3U CN201420735078U CN204270836U CN 204270836 U CN204270836 U CN 204270836U CN 201420735078 U CN201420735078 U CN 201420735078U CN 204270836 U CN204270836 U CN 204270836U
- Authority
- CN
- China
- Prior art keywords
- high voltage
- voltage transformer
- screw rod
- sliding sleeve
- against short
- 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 a kind of against short-circuit high voltage transformer, and iron core is axially disposed between upper yoke and lower yoke; Winding is arranged around iron core; Hold down gag is arranged between upper yoke and top board; Hold down gag comprises fixed mount, thread bush, screw rod, locking nut, slide block, fixed block, sliding sleeve, elastomeric element and handle; The lower surface of fixed mount and upper yoke fixes; Thread bush is provided with in fixed mount; Screw rod is through thread bush; On screw rod, cover has locking nut; Locking nut is positioned at below thread bush; The bottom of screw rod is provided with slide block; The upper surface of top board contacts with the lower surface of fixed block; Sliding sleeve is fixed in fixed block; Slide block slides at sliding sleeve; Elastomeric element is provided with between the bottom of slide block and the inner bottom surface of sliding sleeve; The top of screw rod is provided with handle; Against short-circuit high voltage transformer of the present utility model, effectively can ensure the quality of high voltage transformer, improves the against short-circuit ability of high voltage transformer, accords with the demands of the market.
Description
Technical field
The utility model relates to a kind of transformer, the high voltage transformer that particularly a kind of against short-circuit performance is good.
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 against short-circuit 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 against short-circuit of transformer poor, have impact on the normal operation of whole electronic system.
Utility model content
The utility model object provides a kind of against short-circuit high voltage transformer being provided with hold down gag to overcome the deficiencies in the prior art.
For achieving the above object, the technical solution adopted in the utility model is: a kind of against short-circuit 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 hold down gag; Described coil is arranged between top board and lower platen around iron core; Described hold down gag is arranged between upper yoke and top board; Described hold down gag comprises fixed mount, thread bush, screw rod, locking nut, slide block, fixed block, sliding sleeve, elastomeric element and handle; The lower surface of described fixed mount and upper yoke fixes; Thread bush is provided with in described fixed mount; Described screw rod is through thread bush; On described screw rod, cover has locking nut; Described locking nut is positioned at below thread bush; The bottom of described screw rod is provided with slide block; The upper surface of described top board contacts with the lower surface of fixed block; Described sliding sleeve is fixed in fixed block; Described slide block slides at sliding sleeve; Elastomeric element is provided with between the bottom of described slide block and the inner bottom surface of sliding sleeve; The top of described screw rod is provided with handle.
Preferably, the top of described sliding sleeve is provided with the spacing ring that anti-limited slip block is deviate from.
Preferably, described hold down gag has multiple around iron core circular symmetric array.
Preferably, described hold down gag is provided with 8.
Preferably, described elastomeric element is spring.
Due to the utilization of technique scheme, the utility model compared with prior art has following advantages:
Against short-circuit high voltage transformer of the present utility model, hold down gag can to top board continu to press, 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 against short-circuit ability of high voltage transformer, accord with the demands of the market.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solutions of the utility model are described further:
Accompanying drawing 1 is the structural representation of against short-circuit high voltage transformer of the present utility model;
Accompanying drawing 2 is the partial enlarged drawing of accompanying drawing 1;
Accompanying drawing 3 is the structural representation of the hold down gag arrangement of against short-circuit high voltage transformer of the present utility model;
Wherein: 1, iron core; 2, upper yoke; 3, lower yoke; 4, coil; 5, top board; 6, lower platen; 7, fixed mount; 8, thread bush; 9, screw rod; 10, locking nut; 11, slide block; 12, fixed block; 13, sliding sleeve; 14, handle; 15, spring; 16, spacing ring.
Embodiment
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
Described in the utility model a kind of against short-circuit 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 hold down gag; Described coil 4 is arranged between top board 5 and lower platen 6 around iron core 1; Described hold down gag is arranged between upper yoke 2 and top board 5; Described hold down gag comprises fixed mount 7, thread bush 8, screw rod 9, locking nut 10, slide block 11, fixed block 12, sliding sleeve 13, elastomeric element and handle 14; Described fixed mount 7 fixes with the lower surface of upper yoke 2; Thread bush 8 is provided with in described fixed mount 7; Described screw rod 9 is through thread bush 8; On described screw rod 9, cover has locking nut 10; Described locking nut 10 is positioned at below thread bush 8; The bottom of described screw rod 9 is provided with slide block 11; The upper surface of described top board 5 contacts with the lower surface of fixed block 12; Described sliding sleeve 13 is fixed in fixed block 12; Described slide block 11 slides at sliding sleeve 13; Elastomeric element is provided with between the bottom of described slide block 11 and the inner bottom surface of sliding sleeve 13; Described elastomeric element is preferably chosen as spring 15; In order to anti-limited slip block 11 deviates from sliding sleeve 13 because spring 15 elastic force is excessive, the top of described sliding sleeve 13 is provided with spacing ring 16; The top of described screw rod 10 is provided with handle 14.
A kind of against short-circuit high voltage transformer described in the utility model, during use, according to the mounting means of general transformer, is first arranged on iron core on lower yoke, puts winding, then install upper yoke; Then swing handle, screw rod is descending, and because fixed block contacts with top board, slide block slides in sliding sleeve, extrusion spring, until after spring is compacted, screws locking nut, prevent screw bolt loosening; Hold down gag by spring to top board continu to press, 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 against short-circuit ability of high voltage transformer, accord with the demands of the market.
Above-mentioned against short-circuit 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 against short-circuit high voltage transformer, when described hold down gag is provided with 8, compresses best results, and high voltage transformer result of use also reaches best.
Below be only embody rule example of the present utility model, protection range of the present utility model is not constituted any limitation.The technical scheme that all employing equivalents or equivalence are replaced and formed, all drops within the utility model rights protection scope.
Claims (5)
1. an against short-circuit 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 hold down gag; Described coil is arranged between top board and lower platen around iron core; Described hold down gag is arranged between upper yoke and top board; Described hold down gag comprises fixed mount, thread bush, screw rod, locking nut, slide block, fixed block, sliding sleeve, elastomeric element and handle; The lower surface of described fixed mount and upper yoke fixes; Thread bush is provided with in described fixed mount; Described screw rod is through thread bush; On described screw rod, cover has locking nut; Described locking nut is positioned at below thread bush; The bottom of described screw rod is provided with slide block; The upper surface of described top board contacts with the lower surface of fixed block; Described sliding sleeve is fixed in fixed block; Described slide block slides at sliding sleeve; Elastomeric element is provided with between the bottom of described slide block and the inner bottom surface of sliding sleeve; The top of described screw rod is provided with handle.
2. against short-circuit high voltage transformer according to claim 1, is characterized in that: the top of described sliding sleeve is provided with the spacing ring that anti-limited slip block is deviate from.
3. against short-circuit high voltage transformer according to claim 1 and 2, is characterized in that: described hold down gag has multiple around iron core circular symmetric array.
4. against short-circuit high voltage transformer according to claim 3, is characterized in that: described hold down gag is provided with 8.
5. against short-circuit high voltage transformer according to claim 4, is characterized in that: described elastomeric element is spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735078.3U CN204270836U (en) | 2014-11-28 | 2014-11-28 | A kind of against short-circuit high voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735078.3U CN204270836U (en) | 2014-11-28 | 2014-11-28 | A kind of against short-circuit high voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204270836U true CN204270836U (en) | 2015-04-15 |
Family
ID=52805689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420735078.3U Expired - Fee Related CN204270836U (en) | 2014-11-28 | 2014-11-28 | A kind of against short-circuit high voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204270836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377004A (en) * | 2014-11-28 | 2015-02-25 | 苏州市吴中区大陆电子设备厂 | Short circuit prevention high-voltage transformer |
-
2014
- 2014-11-28 CN CN201420735078.3U patent/CN204270836U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377004A (en) * | 2014-11-28 | 2015-02-25 | 苏州市吴中区大陆电子设备厂 | Short circuit prevention high-voltage transformer |
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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: 20150415 Termination date: 20151128 |