CN207052424U - Improve the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability - Google Patents
Improve the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability Download PDFInfo
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- CN207052424U CN207052424U CN201720901036.6U CN201720901036U CN207052424U CN 207052424 U CN207052424 U CN 207052424U CN 201720901036 U CN201720901036 U CN 201720901036U CN 207052424 U CN207052424 U CN 207052424U
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- insulating barrier
- unshakable
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- short circuit
- iron core
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Abstract
It the utility model is related to a kind of oil-immersed type non-crystal alloy transformer device body insulation structure for improving anti-short circuit capability, it is characterized in that, including folder, insulating barrier, iron core and winding, it is described unshakable in one's determination unshakable in one's determination unshakable in one's determination with lower floor including upper strata, it is unshakable in one's determination between lower floor's iron core that insulating barrier is placed on upper strata, the return yoke insulating barrier of insulating barrier outermost stretches out iron core, and insulating barrier coordinates with folder with gap is combined into；The utility model uses insulating barrier in the heart in double-deck iron, impact when can effectively limit short circuit to iron core, avoids caused chip unshakable in one's determination and falls into device body, avoids causing transformer short-circuit；The insulating barrier of return yoke stretches out unshakable in one's determination, when transformer bears short circuit, when avoiding vibration displacement unshakable in one's determination, folder produces the effect of power to it, no longer because stress produces chip unshakable in one's determination and the chip being enclosed in iron core is shaken outside iron core due to shaking, cause chip to enter in device body, destroy main minor insulation, can avoid causing transformer to burn.
Description
Technical field
A kind of transformer insulation structure is the utility model is related to, more particularly, to a kind of oil immersed type for improving anti-short circuit capability
Amorphous alloy transformer body insulation system.
Background technology
In 6 ~ 10kV oil-immersed type non-crystal alloy transformers, in order to improve transformer anti-short circuit capability, low pressure typically uses
Rectangular cylinder is molded to increase the mechanical strength of inner cylinder.
The design of the machine body structure of current oil-immersed type non-crystal alloy transformer, is easily impacted to iron core, stress unshakable in one's determination
And increasing fragment, caused chip unshakable in one's determination is fallen into device body, easily causes transformer short-circuit..
Utility model content
The utility model is directed to above-mentioned problem, there is provided a kind of oil immersed type non-crystaline amorphous metal for improving anti-short circuit capability
Transformer body insulation structure, it, which solves the technical scheme of technical problem, is：
Improve anti-short circuit capability oil-immersed type non-crystal alloy transformer device body insulation structure, it is characterised in that including folder,
Insulating barrier, iron core and winding, described unshakable in one's determination unshakable in one's determination unshakable in one's determination with lower floor including upper strata, it is unshakable in one's determination with that insulating barrier is placed on upper strata
Between layer iron core, the return yoke insulating barrier of insulating barrier outermost stretches out iron core, and insulating barrier coordinates with folder with gap is combined into.
Preferably, the return yoke insulating barrier of the outermost stretches out 5 ~ 7mm of iron core.
Preferably, the gap that the insulating barrier coordinates with folder is 2 ~ 3mm.
Preferably, the folder is U-shaped.
Preferably, the insulating barrier is made up of 4 kinds of independent epoxy resin bonded fibers.
Preferably, the epoxy glass fabric plate thickness is 4 ~ 6mm.
The utility model has the advantages that：
This patent is related to a kind of oil-immersed type non-crystal alloy transformer device body insulation structure for improving anti-short circuit capability, the structure
Use insulating barrier in the heart in double-deck iron, to the impact of iron core when can effectively limit short circuit, reduce because stress unshakable in one's determination and
Fragment is produced, caused chip unshakable in one's determination is avoided and falls into device body, cause transformer short-circuit；The insulating barrier of return yoke stretches out iron
The heart, when transformer bears short circuit, when avoiding vibration displacement unshakable in one's determination, folder produces the effect of power to it, no longer because stress is produced
The pig iron is heart-broken to consider to be worth doing and the chip being enclosed in iron core is shaken outside iron core due to shaking, and causes chip to enter in device body, destroys master
Minor insulation, transformer is caused to burn.
Brief description of the drawings
Fig. 1 is side structure schematic view of the present utility model.
Fig. 2 is the utility model top view unshakable in one's determination.
In figure：1. folder, 2. insulating barriers, 21. return yoke insulating barriers, 3. is unshakable in one's determination, and 31. upper stratas are unshakable in one's determination, 32. lower floor's iron
The heart, 4. windings, 5. gaps.
Embodiment
Below in conjunction with accompanying drawing of the present utility model, the technical solution of the utility model is clearly and completely described.
The utility model is directed to above-mentioned problem, there is provided a kind of oil immersed type non-crystaline amorphous metal for improving anti-short circuit capability
Transformer body insulation structure, it, which solves the technical scheme of technical problem, is：
Improve the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability, it is characterised in that including folder
1st, insulating barrier 2, iron core 3 and winding 4, described unshakable in one's determination 3 are placed on including upper strata iron core 31 and lower floor's iron core 32, insulating barrier 2
Between upper strata iron core 31 and lower floor's iron core 32, the return yoke insulating barrier 21 of the outermost of insulating barrier 2 stretches out iron core 3, insulating barrier 2 with
Folder 1 coordinates with gap is combined into.
Preferably, the return yoke insulating barrier of the outermost stretches out 5 ~ 7mm of iron core.
Preferably, the gap that the insulating barrier 2 coordinates with folder is 2 ~ 3mm.
Preferably, the folder 1 is U-shaped.
Preferably, the insulating barrier is made up of 4 kinds of independent epoxy resin bonded fibers.
Preferably, the epoxy glass fabric plate thickness is 4 ~ 6mm.
When 6 ~ 10kV oil-immersed type non-crystal alloy transformers work, the structure uses 4 ~ 6mm thickness epoxies in the heart in double-deck iron
Glass-cloth board is insulating barrier, and impact when can effectively limit short circuit to iron core, reduction increases broken because of stress unshakable in one's determination
The probability of piece, avoids producing chip unshakable in one's determination and falls into device body, causes transformer short-circuit；The insulating barrier stretching iron core 5 of return yoke ~
7mm, the gap with folder, when transformer bears short circuit, avoid folder during vibration displacement unshakable in one's determination from producing it with 2 ~ 3mm is combined into
The effect of power, no longer because stress produces chip unshakable in one's determination and the chip being enclosed in iron core is shaken outside iron core due to shaking, lead
Cause chip to enter in device body, destroy main minor insulation, cause transformer to burn.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should all cover within the scope of protection of the utility model.
Claims (6)
1. improve the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability, it is characterised in that including folder
（1）, insulating barrier（2）, it is unshakable in one's determination（3）And winding（4）, the iron core（3）It is unshakable in one's determination including upper strata（31）It is unshakable in one's determination with lower floor（32）, absolutely
Edge dividing plate（2）It is placed on upper strata iron core（31）It is unshakable in one's determination with lower floor（32）Between, insulating barrier（2）The return yoke insulating barrier of outermost
（21）Stretch out unshakable in one's determination（3）, insulating barrier（2）With folder（1）Coordinate with gap is combined into.
2. improving the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability as claimed in claim 1, it is special
Sign is, the return yoke insulating barrier of the outermost（21）Stretch out 5 ~ 7mm of iron core.
3. improving the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability as claimed in claim 1, it is special
Sign is, the insulating barrier（2）The gap coordinated with folder（5）For 2 ~ 3mm.
4. improving the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability as claimed in claim 1, it is special
Sign is, the folder（1）For U-shaped.
5. improving the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability as claimed in claim 1, it is special
Sign is, the insulating barrier（2）It is made up of 4 kinds of independent epoxy resin bonded fibers.
6. improving the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability as claimed in claim 5, it is special
Sign is that the epoxy glass fabric plate thickness is 4 ~ 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720901036.6U CN207052424U (en) | 2017-07-24 | 2017-07-24 | Improve the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720901036.6U CN207052424U (en) | 2017-07-24 | 2017-07-24 | Improve the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207052424U true CN207052424U (en) | 2018-02-27 |
Family
ID=61497823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720901036.6U Expired - Fee Related CN207052424U (en) | 2017-07-24 | 2017-07-24 | Improve the oil-immersed type non-crystal alloy transformer device body insulation structure of anti-short circuit capability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207052424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465966A (en) * | 2018-04-11 | 2018-08-31 | 哈尔滨电机厂有限责任公司 | A kind of magnetic pole shell feed plate welding process for protecting method |
-
2017
- 2017-07-24 CN CN201720901036.6U patent/CN207052424U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465966A (en) * | 2018-04-11 | 2018-08-31 | 哈尔滨电机厂有限责任公司 | A kind of magnetic pole shell feed plate welding process for protecting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180227 Termination date: 20180724 |