CN103413663A - High power, high frequency and high voltage rectifier transformer - Google Patents
High power, high frequency and high voltage rectifier transformer Download PDFInfo
- Publication number
- CN103413663A CN103413663A CN2013103752547A CN201310375254A CN103413663A CN 103413663 A CN103413663 A CN 103413663A CN 2013103752547 A CN2013103752547 A CN 2013103752547A CN 201310375254 A CN201310375254 A CN 201310375254A CN 103413663 A CN103413663 A CN 103413663A
- Authority
- CN
- China
- Prior art keywords
- iron core
- pressure winding
- insulating barrier
- low pressure
- winding
- 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.)
- Granted
Links
Images
Landscapes
- Coils Of Transformers For General Uses (AREA)
- Transformer Cooling (AREA)
Abstract
The invention discloses a high power, high frequency and high voltage rectifier transformer. The high power, high frequency and high voltage rectifier transformer comprises at least two iron cores, high voltage winding groups, rectifier bridges, low voltage winding groups and an oil tank and also comprises a supporting frame; the iron cores are arranged on the supporting frame sequentially; gaps are reserved between the adjacent iron cores; the high voltage winding groups which wind the iron cores are connected with the matched rectifier bridges; output of the rectifier bridges is in series connection sequentially and then is output; the low voltage winding groups wind the inside of iron core holes in a penetrating mode; insulating layers are arranged between the high voltage winding groups which wind the adjacent iron cores; insulating layers are arranged between the high voltage winding groups and the low voltage winding groups; the supporting frame is arranged in the oil tank. The high power, high frequency and high voltage rectifier transformer has the advantages of being capable of avoiding high local temperature rise and accordingly reducing the aging speed of materials, extending the service life of transformer oil and meanwhile extending the service life of the transformer.
Description
Affiliated technical field
The present invention relates to a kind of high-power high-frequency high-voltage rectifier transformer.
Background technology
Existing a kind of high-power high-frequency high-voltage rectifier transformer for electric cleaner, contain cored, low pressure winding, high pressure winding, rectifier bridge and oil tank of transformer.Iron core adopts rectangular iron oxysome or the producing ultra microcrystal voltage transformer iron core that contains long limit and minor face, the low pressure winding divides on two groups of equidirectional two low-voltage frameworks that are around on the long limit of iron core with wide Copper Foil, the high pressure sub-winding of half quantity in the high pressure winding is wound on a high voltage ring skeleton successively, the high pressure sub-winding of second half quantity in the high pressure winding is successively on another high voltage ring skeleton, two high voltage ring skeletons are set on two low pressure windings, each high pressure sub-winding in the high pressure winding is connected with the input of supporting separately rectifier bridge respectively, the positive pressure side of the transformer output after the output of each rectifier bridge is connected successively is connected with transformer case, the negative pressure end of transformer output is connected with high-voltage output end.In above-mentioned transformer, due to high pressure winding and low pressure winding multiple-layer stacked on same iron core, not only winding loss is large, the effect of proximity effect is obvious, and the heat that the high and low pressure coil windings is sent is difficult for shedding, therefore heating is concentrated around iron core, the very high phenomenon of the local temperature rise of transformer occurs, this has not only accelerated the aging of material, affects the useful life of transformer oil; And the life cycle of shortening transformer.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of high-power high-frequency high-voltage rectifier transformer, this transformer can be avoided the generation of the very high phenomenon of local temperature rise, thereby reduced the aging speed of material, extended the useful life of transformer oil, also extended the useful life of transformer simultaneously.
For solving the problems of the technologies described above, a kind of high-power high-frequency high-voltage rectifier transformer of the present invention, contain cored, the high pressure winding, rectifier bridge, low pressure winding and fuel tank, also contain bracing frame, at least two of described iron cores, iron core is successively set on bracing frame, between adjacent iron core, leave spacing, described high voltage winding group is wrapped in respectively on each iron core, and be connected with the rectifier bridge matched, the output of each rectifier bridge rear output of connecting successively, described low pressure winding is worn in each iron core hole, between the high pressure winding be wound around on described adjacent iron core, be provided with insulating barrier, between described high pressure winding and low pressure winding, be provided with another insulating barrier, support frame as described above is arranged in fuel tank.
Described iron core is rectangle or ring transformer cores.
The material of described iron core is producing ultra microcrystal voltage transformer iron core.
The spacing of staying between described adjacent iron core is identical.
Described wearing between the low pressure winding in each iron core hole and described each iron core keeps spacing.
Another insulating barrier be provided with between described high pressure winding and low pressure winding is the insulating barrier of tubular structure, and the insulating barrier of this tubular structure is sleeved in the centre bore of described each iron core.
Another insulating barrier be provided with between described high pressure winding and low pressure winding is the insulating barrier of tubular structure and the insulating barrier of tubular structure, the insulating barrier of this tubular structure is sleeved in the centre bore of described each iron core, and the insulating barrier of this tubular structure is sleeved on the low pressure winding that is positioned at each iron core periphery.
A kind of high-power high-frequency high-voltage rectifier transformer of the present invention, contain cored, the high pressure winding, rectifier bridge, low pressure winding and fuel tank, also contain bracing frame, at least two of described iron cores, iron core is successively set on bracing frame, between adjacent iron core, leave spacing, described high voltage winding group is wrapped in respectively on each iron core, after high pressure windings in series on described each iron core, be connected with the rectifier bridge matched, described low pressure winding is worn in each iron core hole, between the high pressure winding be wound around on described adjacent iron core, be provided with insulating barrier, between described high pressure winding and low pressure winding, be provided with another insulating barrier, support frame as described above is arranged in fuel tank.
In above-mentioned high-power high-frequency high-voltage rectifier transformer, owing to having adopted at least two iron cores, therefore total magnetic core cross section is large, and primary and secondary umber of turn is few, and the number of plies is also few, is generally one deck, and the effect of winding proximity effect is little, and winding loss greatly reduces; Owing to adopting distributed frame, not only heating disperses, surface loading is little, and temperature rise is low, and and cooling media, as transformer oil, directly contact, therefore good heat dissipation effect, thus overcome the generation of the very high phenomenon of prior art local temperature rise, therefore reduced the aging speed of material, extend the useful life of transformer oil, also extended the useful life of transformer simultaneously.
The accompanying drawing explanation
Fig. 1 is the structural representation of a kind of high-power high-frequency high-voltage rectifier transformer the first example of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the structural representation of a kind of high-power high-frequency high-voltage rectifier transformer the second example of the present invention
Fig. 4 is the electric sketch of the first embodiment.
Fig. 5 is the electric sketch of the second embodiment.
Embodiment
In Fig. 1 and Fig. 2, a kind of high-power high-frequency high-voltage rectifier transformer, contain cored, high pressure winding, rectifier bridge, low pressure winding 1.Described high-power high-frequency high-voltage rectifier transformer also contains bracing frame 5, at least two of described iron cores, in this first embodiment, iron core adopts four, be the first iron core 15, the second iron core 13, the 3rd iron core 11 and the 4th iron core 9, these iron cores are rectangle or annular producing ultra microcrystal voltage transformer iron core.The first iron core 15, the second iron core 13, the 3rd iron core 11 and the 4th iron core 9 are successively set on bracing frame 5.In the first iron core 15, the second iron core 13, the 3rd iron core 11 and the 4th iron core 9, leave spacing between adjacent iron core.Described high pressure winding presses sub-winding 12 and the 4th high pressure sub-winding 10 to form by the first high pressure sub-winding 16, the second high pressure sub-winding 14, third high, and the first high pressure sub-winding 16, the second high pressure sub-winding 14, third high press sub-winding 12 and the 4th high pressure sub-winding 10 to be wrapped in respectively on the first iron core 15, the second iron core 13, the 3rd iron core 11 and the 4th iron core 9.The first high pressure sub-winding 16, the second high pressure sub-winding 14, third high press sub-winding 12 with the first rectifier bridge 4, the second rectifier bridge 6, the 3rd rectifier bridge 7 that match, to be connected with the 4th rectifier bridge 8 respectively with the 4th high pressure sub-winding 10.The output of the first rectifier bridge 4, the second rectifier bridge 6, the 3rd rectifier bridge 7 and the 4th rectifier bridge 8 rear output of connecting successively.Described low pressure winding 1 is worn in the first iron core 15, the second iron core 13, the 3rd iron core 11 and the 4th iron core 9 holes, and the end of incoming cables of low pressure winding 1 is 2, and this end of incoming cables 2 is connected with inverter.Described the first high pressure sub-winding 16, the second high pressure sub-winding 14, third high are pressed in sub-winding 12 and the 4th high pressure sub-winding 10, are provided with insulating barrier 3 between adjacent high pressure sub-winding.Between described high pressure winding and low pressure winding 1, be provided with another insulating barrier.Support frame as described above 5 is arranged in fuel tank, not shown in the figures.In the first iron core 15, the second iron core 13, the 3rd iron core 11 and the 4th iron core 9, the spacing of staying between adjacent iron core is identical.Described wearing between the low pressure winding 1 in each iron core hole and described each iron core keeps spacing.Another insulating barrier be provided with between described high pressure winding and low pressure winding 1 is the insulating barrier 18 of tubular structure, or be the insulating barrier 18 of tubular structure and the insulating barrier 17 of tubular structure, as shown in Figure 2, the insulating barrier 18 of tubular structure is sleeved in the centre bore of described each iron core, and the insulating barrier 17 of tubular structure is sleeved on the low pressure winding 1 that is positioned at each iron core periphery.As another embodiment of the invention, as shown in Figure 3, with above-mentioned execution mode difference, be: after the first high pressure sub-winding 16, the second high pressure sub-winding 14, third high press sub-winding 12 and the 4th high pressure sub-winding 10 to connect, then be connected with rectifier bridge 19.In above-mentioned high-power high-frequency high-voltage rectifier transformer, owing to having adopted at least two iron cores, therefore total magnetic core cross section is large, and primary and secondary umber of turn is few, and the winding number of plies is few, is generally one deck, and the effect of proximity effect is little, and winding loss greatly reduces; Owing to adopting distributed frame, not only heating disperses, surface loading is little, and temperature rise is low, and and cooling media, as transformer oil, directly contact, therefore good heat dissipation effect, thus overcome the generation of the very high phenomenon of prior art local temperature rise, therefore reduced the aging speed of material, extend the useful life of transformer oil, also extended the useful life of transformer simultaneously.
Claims (14)
1. high-power high-frequency high-voltage rectifier transformer, contain cored, the high pressure winding, rectifier bridge, low pressure winding and fuel tank, it is characterized in that: also contain bracing frame, at least two of described iron cores, iron core is successively set on bracing frame, between adjacent iron core, leave spacing, described high voltage winding group is wrapped in respectively on each iron core, and be connected with the rectifier bridge matched, the output of each rectifier bridge rear output of connecting successively, described low pressure winding is worn in each iron core hole, between the high pressure winding be wound around on described adjacent iron core, be provided with insulating barrier, between described high pressure winding and low pressure winding, be provided with another insulating barrier, support frame as described above is arranged in fuel tank.
2. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 1, it is characterized in that: described iron core is rectangle or ring transformer cores.
3. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 2, it is characterized in that: the material of described iron core is producing ultra microcrystal voltage transformer iron core.
4. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 1, it is characterized in that: the spacing of staying between described adjacent iron core is identical.
5. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 1 is characterized in that: described wearing between the low pressure winding in each iron core hole and described each iron core keeps spacing.
6. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 1, it is characterized in that: another insulating barrier be provided with between described high pressure winding and low pressure winding is the insulating barrier of tubular structure, and the insulating barrier of this tubular structure is sleeved in the centre bore of described each iron core.
7. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 1, it is characterized in that: another insulating barrier be provided with between described high pressure winding and low pressure winding is the insulating barrier of tubular structure and the insulating barrier of tubular structure, the insulating barrier of this tubular structure is sleeved in the centre bore of described each iron core, and the insulating barrier of this tubular structure is sleeved on the low pressure winding that is positioned at each iron core periphery.
8. high-power high-frequency high-voltage rectifier transformer, contain cored, the high pressure winding, rectifier bridge, low pressure winding and fuel tank, it is characterized in that: also contain bracing frame, at least two of described iron cores, iron core is successively set on bracing frame, between adjacent iron core, leave spacing, described high voltage winding group is wrapped in respectively on each iron core, after high pressure windings in series on described each iron core, be connected with the rectifier bridge matched, described low pressure winding is worn in each iron core hole, between the high pressure winding be wound around on described adjacent iron core, be provided with insulating barrier, between described high pressure winding and low pressure winding, be provided with another insulating barrier, support frame as described above is arranged in fuel tank.
9. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 8, it is characterized in that: described iron core is rectangle or ring transformer cores.
10. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 9, it is characterized in that: the material of described iron core is producing ultra microcrystal voltage transformer iron core.
11. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 8 is characterized in that: the spacing of staying between described adjacent iron core is identical.
12. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 8 is characterized in that: described wearing between the low pressure winding in each iron core hole and described each iron core keeps spacing.
13. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 8, it is characterized in that: another insulating barrier be provided with between described high pressure winding and low pressure winding is the insulating barrier of tubular structure, and the insulating barrier of this tubular structure is sleeved in the centre bore of described each iron core.
14. a kind of high-power high-frequency high-voltage rectifier transformer according to claim 8, it is characterized in that: another insulating barrier be provided with between described high pressure winding and low pressure winding is the insulating barrier of tubular structure and the insulating barrier of tubular structure, the insulating barrier of this tubular structure is sleeved in the centre bore of described each iron core, and the insulating barrier of this tubular structure is sleeved on the low pressure winding that is positioned at each iron core periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310375254.7A CN103413663B (en) | 2013-08-27 | 2013-08-27 | A kind of high-power high-frequency high-voltage rectifier transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310375254.7A CN103413663B (en) | 2013-08-27 | 2013-08-27 | A kind of high-power high-frequency high-voltage rectifier transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103413663A true CN103413663A (en) | 2013-11-27 |
| CN103413663B CN103413663B (en) | 2016-03-16 |
Family
ID=49606664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310375254.7A Active CN103413663B (en) | 2013-08-27 | 2013-08-27 | A kind of high-power high-frequency high-voltage rectifier transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103413663B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428045A (en) * | 2015-12-21 | 2016-03-23 | 银川欣安瑞电气有限公司 | High-frequency water-cooled transformer |
| CN105632712A (en) * | 2015-12-31 | 2016-06-01 | 合肥雷科电子科技有限公司 | High-frequency, high-voltage and high-power rectification transformer |
| CN105826065A (en) * | 2016-04-23 | 2016-08-03 | 孔令伟 | Method and device for increasing output power of transformer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006332222A (en) * | 2005-05-25 | 2006-12-07 | Hitachi Industrial Equipment Systems Co Ltd | Winding iron core rectangular molding apparatus, manufacturing apparatus and winding iron core |
| CN201515318U (en) * | 2009-10-15 | 2010-06-23 | 厦门市天源兴环保科技有限公司 | Two-column high-voltage winding overlaying connection structure |
| CN102290222A (en) * | 2011-04-28 | 2011-12-21 | 南京国电环保设备有限公司 | High-power, high-frequency and high-voltage rectifier transformer |
| CN202339809U (en) * | 2011-11-23 | 2012-07-18 | 杭州天明电子有限公司 | Low-loss large-power high-frequency and high-voltage rectifier transformer for electrostatic precipitator |
| CN203386601U (en) * | 2013-08-27 | 2014-01-08 | 盐城正邦环保科技有限公司 | Large-power high-frequency high-voltage rectifier transformer |
-
2013
- 2013-08-27 CN CN201310375254.7A patent/CN103413663B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006332222A (en) * | 2005-05-25 | 2006-12-07 | Hitachi Industrial Equipment Systems Co Ltd | Winding iron core rectangular molding apparatus, manufacturing apparatus and winding iron core |
| CN201515318U (en) * | 2009-10-15 | 2010-06-23 | 厦门市天源兴环保科技有限公司 | Two-column high-voltage winding overlaying connection structure |
| CN102290222A (en) * | 2011-04-28 | 2011-12-21 | 南京国电环保设备有限公司 | High-power, high-frequency and high-voltage rectifier transformer |
| CN202339809U (en) * | 2011-11-23 | 2012-07-18 | 杭州天明电子有限公司 | Low-loss large-power high-frequency and high-voltage rectifier transformer for electrostatic precipitator |
| CN203386601U (en) * | 2013-08-27 | 2014-01-08 | 盐城正邦环保科技有限公司 | Large-power high-frequency high-voltage rectifier transformer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428045A (en) * | 2015-12-21 | 2016-03-23 | 银川欣安瑞电气有限公司 | High-frequency water-cooled transformer |
| CN105632712A (en) * | 2015-12-31 | 2016-06-01 | 合肥雷科电子科技有限公司 | High-frequency, high-voltage and high-power rectification transformer |
| CN105632712B (en) * | 2015-12-31 | 2017-08-25 | 合肥雷科电子科技有限公司 | A kind of high-frequency and high-voltage high-power rectifier transformer |
| CN105826065A (en) * | 2016-04-23 | 2016-08-03 | 孔令伟 | Method and device for increasing output power of transformer |
| CN105826065B (en) * | 2016-04-23 | 2019-08-13 | 惠州永锋纳米科技有限公司 | A kind of method and device thereof increasing transformer output power |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103413663B (en) | 2016-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203931712U (en) | High-power unsteady high pressure restructural composite type high-frequency and high-voltage rectifier transformer | |
| CN104021916B (en) | High-power floating high pressure restructural composite type high-frequency and high-voltage rectifier transformer | |
| US8952286B2 (en) | Resistance welding high frequency transformer and spot welding machine | |
| CN103413663B (en) | A kind of high-power high-frequency high-voltage rectifier transformer | |
| CN103151904A (en) | High-power, high-frequency pulse and high-voltage rectifying transformer | |
| CN203386601U (en) | Large-power high-frequency high-voltage rectifier transformer | |
| CN203250622U (en) | Transformer used for placing high-voltage current source in floating mode | |
| CN202178139U (en) | Two-split rectifier transformer | |
| CN203850132U (en) | Amorphous alloy transformer coil | |
| CN102360794B (en) | Phase shift rectifier transformer and series connection topology frequency converter | |
| CN202258730U (en) | Combined high-frequency high-voltage transformer coil bobbin | |
| CN203338917U (en) | Transformer with split windings | |
| CN202678063U (en) | Amorphous alloy transformer coil structure | |
| CN202473566U (en) | 6kV-10kV dual-voltage conversion input dry type power distribution transformer | |
| CN203552886U (en) | Transformer | |
| CN204884810U (en) | Height overflows paper tinsel around dry -type transformer winding | |
| CN201489961U (en) | High-efficiency high frequency transformer | |
| CN203151362U (en) | High-power high-frequency impulse high-voltage rectifier transformer | |
| CN202632939U (en) | High-frequency transformer with primary windings for balancing current | |
| CN213459362U (en) | High-voltage winding structure of dry-type transformer | |
| CN203607216U (en) | Transformer and coil structure thereof | |
| CN102903486A (en) | Power transformer | |
| CN102881423B (en) | A kind of main transformer lower-voltage foil structure and its implementation | |
| CN104517708B (en) | A kind of transformer | |
| CN208126995U (en) | A kind of low magnetic leakage high frequency transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |