CN105827118B - A kind of switch power high-frequency transformer - Google Patents
A kind of switch power high-frequency transformer Download PDFInfo
- Publication number
- CN105827118B CN105827118B CN201610234179.6A CN201610234179A CN105827118B CN 105827118 B CN105827118 B CN 105827118B CN 201610234179 A CN201610234179 A CN 201610234179A CN 105827118 B CN105827118 B CN 105827118B
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- Prior art keywords
- circuit
- high frequency
- switch
- frequency transforming
- detection device
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/10—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers
- H02M5/12—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using transformers for conversion of voltage or current amplitude only
Abstract
The invention discloses a kind of switch power high-frequency transformers, including shell, the side of the shell is equipped with power input interface, and power input interface is connected with first switch circuit and input power detection device, the input power detection device is located at the lower section of first switch circuit, the first switch circuit is connected separately with the first high frequency transforming circuit, second high frequency transforming circuit and third high frequency transforming circuit, the third high frequency transforming circuit is located at the lower section of the second high frequency transforming circuit, and second high frequency transforming circuit be located at the lower section of the first high frequency transforming circuit, the first high frequency transforming circuit and the second high frequency transforming circuit are respectively connected with second switch circuit, and second high frequency transforming circuit and third high frequency transforming circuit be respectively connected with third switching circuit.The present invention can either accurately adjust high frequency transformation amplitude, also can provide protection to transformer, and structure is simple, easy to use, at low cost.
Description
Technical field
The present invention relates to switch power technology field more particularly to a kind of switch power high-frequency transformers.
Background technique
Switching Power Supply is the time ratio that control switch pipe turns on and off using modern power electronics technology, remains steady
Determine a kind of power supply of output voltage, with the development of power electronics technology and innovates, so that switch power technology is also constantly
Innovation, currently, Switching Power Supply is widely used almost all of electronic equipment with small-sized, light weight and efficient feature, it is to work as
Modern electronics and information industry develops rapidly a kind of indispensable power mode.
Existing switch power high-frequency transformer mostly can not be adjusted the amplitude of high frequency transformation, and can not be right
Input power and output power are detected, and achieve the purpose that accurately to adjust, and can not provide protection to transformer itself.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of Switching Power Supply high frequency proposed becomes
Depressor.
To achieve the goals above, present invention employs following technical solutions:
A kind of switch power high-frequency transformer, including shell, the side of the shell are equipped with power input interface, and power supply
Input interface is connected with first switch circuit and input power detection device, and the input power detection device is located at first switch
The lower section of circuit, the first switch circuit are connected separately with the first high frequency transforming circuit, the second high frequency transforming circuit and third
High frequency transforming circuit, the third high frequency transforming circuit are located at the lower section of the second high frequency transforming circuit, and the second high frequency transformation electricity
Road is located at the lower section of the first high frequency transforming circuit, and the first high frequency transforming circuit and the second high frequency transforming circuit are respectively connected with
Two switching circuits, and the second high frequency transforming circuit and third high frequency transforming circuit are respectively connected with third switching circuit, the third
Switching circuit is located at the lower section of second switch circuit, and second switch circuit and third switching circuit are respectively connected with power supply output and connect
Mouthful, the power output interface is located at the other side of shell, and power output interface is connected with output power detection device, described
Between output power detection device and input power detection device be equipped with control circuit, the control circuit respectively with first switch
Circuit, input power detection device, second switch circuit, third switching circuit are connected with output power detection device.
Preferably, the first switch circuit, input power detection device, the first high frequency transforming circuit, the second high frequency become
Volt circuit, third high frequency transforming circuit, second switch circuit, third switching circuit, output power detection device and control circuit
It is respectively positioned in shell.
Preferably, the first switch circuit and input power detection device are respectively positioned on shell close to power input interface
Side.
Preferably, it is close to be respectively positioned on shell for the second switch circuit, third switching circuit and output power detection device
The side of power output interface.
In the present invention, which passes through first switch circuit, second switch circuit and third switch
Circuit can reach the first high frequency transforming circuit, the second high frequency transforming circuit and the mutually arranged combination of third high frequency transforming circuit
It, can be to input power by input power detection device and output power detection device to the purpose for adjusting high frequency transformation amplitude
It is detected with output power, achievees the purpose that accurately to adjust high frequency transformation amplitude, it can be to transformation by first switch circuit
Device provides protection, and the present invention can either accurately adjust high frequency transformation amplitude, also can provide protection to transformer, and structure is simple,
It is easy to use, it is at low cost.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of switch power high-frequency transformer proposed by the present invention.
In figure: 1 shell, 2 power input interfaces, 3 first switch circuits, 4 input power detection devices, 5 first high frequencies become
Volt circuit, 6 second high frequency transforming circuits, 7 third high frequency transforming circuits, 8 second switch circuits, 9 third switching circuits, 10 power supplys
Output interface, 11 output power detection devices, 12 control circuits.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1, the side of a kind of switch power high-frequency transformer, including shell 1, shell 1 is equipped with power input interface
2, and power input interface 2 is connected with first switch circuit 3 and input power detection device 4, input power detection device 4 is located at
The lower section of first switch circuit 3, first switch circuit 3 are connected separately with the first high frequency transforming circuit 5, the second high frequency transforming circuit
6 and third high frequency transforming circuit 7, third high frequency transforming circuit 7 be located at the lower section of the second high frequency transforming circuit 6, and the second high frequency
Transforming circuit 6 is located at the lower section of the first high frequency transforming circuit 5, and the first high frequency transforming circuit 5 and the second high frequency transforming circuit 6 connect
It is connected to second switch circuit 8, and the second high frequency transforming circuit 6 and third high frequency transforming circuit 7 are respectively connected with third switching circuit
9, third switching circuit 9 is located at the lower section of second switch circuit 8, and second switch circuit 8 and third switching circuit 9 are respectively connected with
Power output interface 10, power output interface 10 is located at the other side of shell 1, and power output interface 10 is connected with output power
Detection device 11 is equipped with control circuit 12, control circuit 12 between output power detection device 11 and input power detection device 4
It is examined respectively with first switch circuit 3, input power detection device 4, second switch circuit 8, third switching circuit 9 and output power
It surveys device 11 to connect, which passes through first switch circuit 3, second switch circuit 8 and third switch electricity
Road 9 can by the first high frequency transforming circuit 5, the second high frequency transforming circuit 6 and the mutually arranged combination of third high frequency transforming circuit 7,
Achieve the purpose that adjust high frequency transformation amplitude, it can be to defeated by input power detection device 4 and output power detection device 11
Enter power and output power is detected, achievees the purpose that accurately to adjust high frequency transformation amplitude, it can by first switch circuit 3
Protection is provided to transformer, the present invention can either accurately adjust high frequency transformation amplitude, also can provide protection, structure to transformer
Simply, easy to use, it is at low cost.
In the present invention, first switch circuit 3, input power detection device 4, the first high frequency transforming circuit 5, the second high frequency become
Volt circuit 6, third high frequency transforming circuit 7, second switch circuit 8, third switching circuit 9, output power detection device 11 and control
Circuit 12 processed is respectively positioned in shell 1, and first switch circuit 3 and input power detection device 4 are respectively positioned on shell 1 close to power input
The side of interface 2, second switch circuit 8, third switching circuit 9 and output power detection device 11 are respectively positioned on shell 1 close to electricity
The side of source output interface 10, the switch power high-frequency transformer pass through first switch circuit 3, second switch circuit 8 and third
Switching circuit 9 can be mutually arranged by the first high frequency transforming circuit 5, the second high frequency transforming circuit 6 and third high frequency transforming circuit 7
Combination achievees the purpose that adjusting high frequency transformation amplitude, can by input power detection device 4 and output power detection device 11
Input power and output power are detected, achievees the purpose that accurately to adjust high frequency transformation amplitude, passes through first switch circuit 3
Protection can be provided to transformer, the present invention can either accurately adjust high frequency transformation amplitude, also protection can be provided to transformer,
Structure is simple, easy to use, at low cost.
In the present invention, input power detection device 4 and output power detection device 11 to input power and output power into
Row detection, detection data are transmitted to control circuit 12, and control circuit 12 controls first switch circuit 3, second according to detection data
The on-off of switching circuit 8 and third switching circuit 9, so that the first high frequency transforming circuit 5, the second high frequency transforming circuit 6 and third
The mutually arranged combination of high frequency transforming circuit 7 achievees the purpose that accurately to adjust high frequency transformation amplitude.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of switch power high-frequency transformer, including shell (1), which is characterized in that the side of the shell (1) is equipped with power supply
Input interface (2), and power input interface (2) is connected with first switch circuit (3) and input power detection device (4), it is described
Input power detection device (4) is located at the lower section of first switch circuit (3), and the first switch circuit (3) is connected separately with
One high frequency transforming circuit (5), the second high frequency transforming circuit (6) and third high frequency transforming circuit (7), the third high frequency transformation electricity
Road (7) is located at the lower section of the second high frequency transforming circuit (6), and the second high frequency transforming circuit (6) is located at the first high frequency transforming circuit
(5) lower section, the first high frequency transforming circuit (5) and the second high frequency transforming circuit (6) are respectively connected with second switch circuit
(8), and the second high frequency transforming circuit (6) and third high frequency transforming circuit (7) are respectively connected with third switching circuit (9), and described
Three switching circuits (9) are located at the lower section of second switch circuit (8), and second switch circuit (8) and third switching circuit (9) connect
It is connected to power output interface (10), the power output interface (10) is located at the other side of shell (1), and power output interface
(10) it is connected with output power detection device (11), the output power detection device (11) and input power detection device (4)
Between be equipped with control circuit (12), the control circuit (12) respectively with first switch circuit (3), input power detection device
(4), second switch circuit (8), third switching circuit (9) and output power detection device (11) connection.
2. a kind of switch power high-frequency transformer according to claim 1, which is characterized in that the first switch circuit
(3), input power detection device (4), the first high frequency transforming circuit (5), the second high frequency transforming circuit (6), third high frequency transformation
Circuit (7), second switch circuit (8), third switching circuit (9), output power detection device (11) and control circuit (12) are equal
In shell (1).
3. a kind of switch power high-frequency transformer according to claim 1, which is characterized in that the first switch circuit
(3) and input power detection device (4) is respectively positioned on the side of shell (1) close to power input interface (2).
4. a kind of switch power high-frequency transformer according to claim 1, which is characterized in that the second switch circuit
(8), third switching circuit (9) and output power detection device (11) are respectively positioned on shell (1) close to power output interface (10)
Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610234179.6A CN105827118B (en) | 2016-04-17 | 2016-04-17 | A kind of switch power high-frequency transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610234179.6A CN105827118B (en) | 2016-04-17 | 2016-04-17 | A kind of switch power high-frequency transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105827118A CN105827118A (en) | 2016-08-03 |
| CN105827118B true CN105827118B (en) | 2019-03-05 |
Family
ID=56526820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610234179.6A Active CN105827118B (en) | 2016-04-17 | 2016-04-17 | A kind of switch power high-frequency transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105827118B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006187102A (en) * | 2004-12-27 | 2006-07-13 | Ntt Data Ex Techno Corp | Alternating-current voltage control device |
| CN201084037Y (en) * | 2007-09-20 | 2008-07-09 | 徐江林 | Industrial control voltage-stabilized power supply |
| CN201215882Y (en) * | 2008-03-28 | 2009-04-01 | 国网南京自动化研究院 | Ice melting apparatus |
| CN101320954A (en) * | 2008-07-14 | 2008-12-10 | 邵长青 | Combination type multilevel loaded capacity-regulation box type transformer station |
| CN201562545U (en) * | 2009-11-05 | 2010-08-25 | 保定天威集团有限公司 | Winding wiring structure for self-coupled loaded voltage regulating transformer with double bodies |
| CN103647455A (en) * | 2013-12-30 | 2014-03-19 | 黑龙江大学 | Portable intelligent monitoring power supply and monitoring method |
| JP6363391B2 (en) * | 2014-05-16 | 2018-07-25 | 株式会社東芝 | Voltage regulator |
-
2016
- 2016-04-17 CN CN201610234179.6A patent/CN105827118B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105827118A (en) | 2016-08-03 |
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