CN202008921U - Multi-transformer energy storage device for single-stage flyback switch power source - Google Patents
Multi-transformer energy storage device for single-stage flyback switch power source Download PDFInfo
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- CN202008921U CN202008921U CN2011200656811U CN201120065681U CN202008921U CN 202008921 U CN202008921 U CN 202008921U CN 2011200656811 U CN2011200656811 U CN 2011200656811U CN 201120065681 U CN201120065681 U CN 201120065681U CN 202008921 U CN202008921 U CN 202008921U
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Abstract
The utility model relates to a multi-transformer energy storage device for a single-stage flyback switch power source. The multi-transformer energy storage device comprises more than two high-frequency transformers. Primary coils of more than two high-frequency transformers are connected in parallel, and secondary coils are connected in series or are respectively connected with a diode in series and then connected in series, or are respectively connected with a diode in series or then connected in parallel; the primary coils of more than two high-frequency transformers are more than one group of coils, and secondary coils of more than two high-frequency transformers are also more than one group of coils. The utility model has the following advantages: with the adoption of the single-stage flyback switch power source manufactured by the multi-transformer energy storage device, the output power can be improved by many times, the efficiency can be improved by 2-3 percent, and the unit power cost can be reduced by 10-30 percent.
Description
Technical field
The utility model belongs to the switch power technology field, is specifically related to high-power single-stage reverse exciting switching voltage regulator.
Background technology
Switching Power Supply is as a kind of novel power supply, has the efficient height, in light weight, characteristics such as cost is low, use very extensive, the single-stage reverse exciting switching voltage regulator is a kind of form of Switching Power Supply, its advantage is simple in structure, but existing single-stage reverse exciting switching voltage regulator all is to adopt single high frequency transformer as anti-sharp energy storage device, in order to increase power, must increase the capacity of energy storage high frequency transformer, promptly increase the magnetic core sectional area and the volume of energy storage high frequency transformer, will increase the inductance value of the every circle coil of transformer like this, but for the inductance value that makes coil keeps constant substantially, the coil turn of minimizing transformer that must be corresponding just, thus cause the coupling efficiency of energy storage transformer to descend.
The utility model content
In order to solve the capacity that increases the energy storage high frequency transformer, and the inductance value that makes coil keeps constant substantially, this contradictory problems of coil turn of minimizing transformer that must be corresponding just, the utility model provides a kind of multiple transformers energy storage device that is used for the single-stage reverse exciting switching voltage regulator, make the power output of single-stage reverse exciting switching voltage regulator improve several times, improve the Switching Power Supply cost of the efficient and the reduction unit power of single-stage reverse exciting switching voltage regulator simultaneously.
Concrete technical solution is as follows:
A kind of multiple transformers energy storage device that is used for the single-stage reverse exciting switching voltage regulator comprises plural high frequency transformer, is in parallel between the primary coil of plural high frequency transformer, is series connection between the secondary coil, or in parallel again behind the difference series diode.
The primary coil of two above high frequency transformers is one group of above coil, and secondary coil also is one group of above coil.
Useful technology good effect of the present utility model embodies in the following areas:
(1), the single-stage reverse exciting switching voltage regulator power output of using the utility model making can improve several times;
(2), the single-stage reverse exciting switching voltage regulator efficient of using the utility model making can improve 2%～3%;
(3), the unit power cost of using the single-stage reverse exciting switching voltage regulator of the utility model making can reduce by 10%～30%.
Description of drawings
The large power energy storage structure drawing of device of the secondary series connection of elementary parallel connection that Fig. 1 is made of two high frequency transformers for the utility model.
Large power energy storage structure drawing of device in parallel behind the secondary commutation elementary in parallel that Fig. 2 is made of two high frequency transformers for the utility model.
The elementary parallel connection that Fig. 3 is made of two high frequency transformers for the utility model is secondary to be large power energy storage structure drawing of device in parallel after two groups of coil rectifications.
Large power energy storage structure drawing of device in parallel behind the secondary commutation elementary in parallel that Fig. 4 is made of three high frequency transformers for the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
Embodiment 1:
Referring to Fig. 1, a kind of multiple transformers energy storage device that is used for the single-stage reverse exciting switching voltage regulator comprises the first high frequency transformer T1 and the second high frequency transformer T2.Be in parallel between the primary coil Lp2 of the primary coil Lp1 of the first high frequency transformer T1 and the second high frequency transformer T2, be series connection between the secondary coil Ls2 of the secondary coil Ls1 of the first high frequency transformer T1 and the second high frequency transformer T2.
The magnetic core skeleton model of the first high frequency transformer T1 and the second high frequency transformer T2 all is PQ3230; The number of turn of primary coil all is 35, enamelled wire diameter 0.38mm; The number of turn of secondary coil all is 50, enamelled wire diameter 0.38mm; L3 is the accessory power supply coil, and its number of turn is 4, enamelled wire diameter 0.38mm, and coil end of the same name is as shown in Figure 1.The withstand voltage 3KV of elementary, secondary coil is applicable to the single-stage reverse exciting switching voltage regulator of high voltage-small current power output 200W.
Embodiment 2:
Referring to Fig. 2, a kind of multiple transformers energy storage device that is used for the single-stage reverse exciting switching voltage regulator comprises the first high frequency transformer T1 and the second high frequency transformer T2.Be in parallel between the primary coil Lp2 of the primary coil Lp1 of the first high frequency transformer T1 and the second high frequency transformer T2, connect the respectively first diode D1 and the second diode D2 of the secondary coil Ls2 of the secondary coil Ls1 of the first high frequency transformer T1 and the second high frequency transformer T2 is in parallel again after rectification.
The magnetic core skeleton model of the first high frequency transformer T1 and the second high frequency transformer T2 all is PQ3230, and the number of turn of primary coil all is 35, enamelled wire diameter 0.38mm; The number of turn of secondary coil all is 20, enamelled wire diameter 0.8mm; L3 is the accessory power supply coil, and its number of turn is 4, enamelled wire diameter 0.38mm, and coil end of the same name is as shown in Figure 2.The withstand voltage 3KV of elementary, secondary coil, this device are applicable to the single-stage reverse exciting switching voltage regulator of low-voltage, high-current power output 200W.
Embodiment 3:
Referring to Fig. 3, a kind of multiple transformers energy storage device that is used for the single-stage reverse exciting switching voltage regulator comprises the first high frequency transformer T1 and the second high frequency transformer T2.Be in parallel between the primary coil Lp2 of the primary coil Lp1 of the first high frequency transformer T1 and the second high frequency transformer T2; The first high frequency transformer T1 has two secondary coils, i.e. the first secondary coil Ls1 and the second secondary coil Ls2, and the second high frequency transformer T2 has two secondary coils, i.e. polar curve circle Ls3 and the 4th secondary coil Ls4 for the third time; The first secondary coil Ls1, the second secondary coil Ls2, polar curve circle Ls3 and the 4th secondary coil Ls4 connect in parallel again behind the first diode D1, the second diode D2, the 3rd diode D3 and the 4th diode D4 respectively for the third time.
The magnetic core skeleton model of the first high frequency transformer T1 and the second high frequency transformer T2 all is PQ3230; The number of primary turns of the two all is 35, enamelled wire diameter 0.38mm; The first secondary coil Ls1, the second secondary coil Ls2, the number of turn of polar curve circle Ls3 and the 4th secondary coil Ls4 all is 20 for the third time, enamelled wire diameter 0.5mm; L3 is the accessory power supply coil, and its number of turn is 4, enamelled wire diameter 0.38mm, and coil end of the same name is as shown in Figure 3.The withstand voltage 3KV of elementary, secondary coil, this device are applicable to the single-stage reverse exciting switching voltage regulator of low-voltage, high-current power output 200W.
Embodiment 4:
Referring to Fig. 4, a kind of multiple transformers energy storage device that is used for the single-stage reverse exciting switching voltage regulator comprises the first high frequency transformer T1, the second high frequency transformer T2 and the 3rd high frequency transformer T3.Be in parallel between the primary coil Lp3 of the primary coil Lp2 of the primary coil Lp1 of the first high frequency transformer T1, the second high frequency transformer T2 and the 3rd high frequency transformer T3; Connect the respectively first diode D1, the second diode D2 and the 3rd diode D3 of the secondary coil Ls3 of the secondary coil Ls2 of the secondary coil Ls1 of the first high frequency transformer T1, the second high frequency transformer T2 and the 3rd high frequency transformer T3 is in parallel again after rectification.
The magnetic core skeleton model of the first high frequency transformer T1, the second high frequency transformer T2 and the 3rd high frequency transformer T3 all is PQ3230; The number of turn of three primary coils all is 35, enamelled wire diameter 0.5mm; The number of turn of three secondary coils all is 20, enamelled wire diameter 0.8mm; L3 is the accessory power supply coil, and its number of turn is 4, enamelled wire diameter 0.38mm, and coil end of the same name is as shown in Figure 4.The withstand voltage 3KV of elementary, secondary coil, this device are applicable to the single-stage reverse exciting switching voltage regulator of low-voltage, high-current power output 300W.
Claims (2)
1. multiple transformers energy storage device that is used for the single-stage reverse exciting switching voltage regulator, comprise plural high frequency transformer, it is characterized in that: in parallel, be series connection between the secondary coil between the primary coil of plural high frequency transformer, or in parallel again behind the difference series diode.
2. a kind of multiple transformers energy storage device that is used for the single-stage reverse exciting switching voltage regulator according to claim 1 is characterized in that: the primary coil of two above high frequency transformers is one group of above coil, and secondary coil also is one group of above coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200656811U CN202008921U (en) | 2011-03-15 | 2011-03-15 | Multi-transformer energy storage device for single-stage flyback switch power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200656811U CN202008921U (en) | 2011-03-15 | 2011-03-15 | Multi-transformer energy storage device for single-stage flyback switch power source |
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| CN202008921U true CN202008921U (en) | 2011-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011200656811U Expired - Fee Related CN202008921U (en) | 2011-03-15 | 2011-03-15 | Multi-transformer energy storage device for single-stage flyback switch power source |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337353A (en) * | 2013-03-12 | 2013-10-02 | 江苏一同环保工程技术有限公司 | Cascading series connection type high-power pulse transformer |
| CN103730234A (en) * | 2013-12-24 | 2014-04-16 | 浙江大学 | Pulse transformer based on multiple pairs of windings |
| CN104578798A (en) * | 2014-12-25 | 2015-04-29 | 常州明石晶电科技有限公司 | Flyback switching power supply |
| CN105845406A (en) * | 2016-06-20 | 2016-08-10 | 衢州昀睿工业设计有限公司 | Mother-son high-voltage transformer |
| CN106024347A (en) * | 2016-07-03 | 2016-10-12 | 衢州昀睿工业设计有限公司 | Multi-transformer combined ultrahigh voltage generation device |
| CN109754989A (en) * | 2019-01-30 | 2019-05-14 | 熊猫电子集团有限公司 | A kind of line transformer and radio-frequency power amplifier |
| CN110402473A (en) * | 2018-08-17 | 2019-11-01 | 深圳欣锐科技股份有限公司 | The integrated switch power application circuit of integrated transformer and the application integrated transformer |
-
2011
- 2011-03-15 CN CN2011200656811U patent/CN202008921U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337353A (en) * | 2013-03-12 | 2013-10-02 | 江苏一同环保工程技术有限公司 | Cascading series connection type high-power pulse transformer |
| CN103730234A (en) * | 2013-12-24 | 2014-04-16 | 浙江大学 | Pulse transformer based on multiple pairs of windings |
| CN104578798A (en) * | 2014-12-25 | 2015-04-29 | 常州明石晶电科技有限公司 | Flyback switching power supply |
| CN105845406A (en) * | 2016-06-20 | 2016-08-10 | 衢州昀睿工业设计有限公司 | Mother-son high-voltage transformer |
| CN106024347A (en) * | 2016-07-03 | 2016-10-12 | 衢州昀睿工业设计有限公司 | Multi-transformer combined ultrahigh voltage generation device |
| CN106024347B (en) * | 2016-07-03 | 2018-01-02 | 衢州昀睿工业设计有限公司 | The extra-high voltage generating means of multiple transformers combination |
| CN110402473A (en) * | 2018-08-17 | 2019-11-01 | 深圳欣锐科技股份有限公司 | The integrated switch power application circuit of integrated transformer and the application integrated transformer |
| WO2020034183A1 (en) * | 2018-08-17 | 2020-02-20 | 深圳欣锐科技股份有限公司 | Integrated transformer and integrated switching power supply application circuit applying integrated transformer |
| CN110402473B (en) * | 2018-08-17 | 2021-10-19 | 深圳欣锐科技股份有限公司 | Integrated transformer and integrated switching power supply application circuit applying same |
| CN109754989A (en) * | 2019-01-30 | 2019-05-14 | 熊猫电子集团有限公司 | A kind of line transformer and radio-frequency power amplifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HEFEI SPRUCE OPTOELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHAO TIANPENG Effective date: 20140319 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 230026 HEFEI, ANHUI PROVINCE TO: 230088 HEFEI, ANHUI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20140319 Address after: 1006, room 230088, building C1, Hefei Innovation Industrial Park, 800 Wangjiang West Road, Hefei hi tech Zone, Anhui, China Patentee after: Hefei Spruce Optoelectronic Technology Co., Ltd. Address before: 230026 Department of physics, Jinzhai road 96, Shushan District, Hefei, Anhui Patentee before: Zhao Tianpeng |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111012 Termination date: 20200315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |