CN202679269U - High frequency intelligent inversion device based on high frequency power supply change over technology - Google Patents
High frequency intelligent inversion device based on high frequency power supply change over technology Download PDFInfo
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- CN202679269U CN202679269U CN 201220206950 CN201220206950U CN202679269U CN 202679269 U CN202679269 U CN 202679269U CN 201220206950 CN201220206950 CN 201220206950 CN 201220206950 U CN201220206950 U CN 201220206950U CN 202679269 U CN202679269 U CN 202679269U
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Abstract
The utility model discloses a high frequency intelligent inversion device based on high frequency power supply change over technology. The device comprises a direct current input interface, an alternative current output interface, a filter switch circuit and a rectification transformation module, and also comprises a detection circuit and a direct current switch control circuit, wherein the detection circuit is respectively connected with the rectification transformation module and the direct current switch control circuit, the circuit of the inversion device is detected and controlled by the detection circuit, so as to effectively protect the circuit; provide the safe automatic shut-down function, including grounding protection, and low voltage protection; effectively prevent the direct current power supply or the direct input from being damaged; effectively protect the inversion device; provide a good power supply environment for the alternative current device; ensure the safety of the power utilization device and greatly improve the social and economic benefits. The function of the high frequency intelligent inversion device is powerful, and the practicability is good. Thus the inversion device can not only be used in the car battery, but also can be used in devices such as wind power, solar power generation equipment, and can make great contribution to promote the development of green energy in China.
Description
Technical field
The utility model relates to a kind of power inverter, particularly has a kind of high-frequency intelligent inverter based on the high frequency electric source switch technology of intelligent monitoring control function.
Background technology
All electronic equipments all be unable to do without power supply provides energy, and along with the development of electronic technology, the application of electronic system is more and more extensive, and the kind of electronic equipment is also more and more, and is more versatile and flexible to the requirement of power supply.Power inverter is a kind ofly direct current can be converted to the alternating current identical with civil power, for general electrical equipment, is a kind of easily power supply changeover device, is usually used in automobile.Use power inverter low-voltage DC can be converted to the alternating current of 220V, 50Hz for the electronic equipment use of alternating current, convenient power supply to solar energy, storage battery uses, and need not use specific direct current electrical equipment, and is compatible good; But at present on the market power inverter circuit is complicated, to environment require highly, when circuit breaks down, easily cause the grievous injury of battery or DC power supply device, cause producing, the benefit of society receives infringement greatly.
Summary of the invention
For addressing the above problem, the purpose of this utility model is to provide a kind of high-frequency intelligent inverter based on the high frequency electric source switch technology with intelligent monitoring control function.
The technical scheme that the invention for solving the technical problem adopts is:
High-frequency intelligent inverter based on the high frequency electric source switch technology, comprise the direct current input interface that is connected for DC power supply or direct current supply, for the interchange output interface that is connected with AC load, for the filtered switch circuit that the output AC electricity is carried out filtering with for the rectifier transformer module with converting direct-current power into alternating-current power, described direct current input interface, the rectifier transformer module, the filtered switch circuit be connected output interface and in succession connect, also comprise for detection of the testing circuit of circuit working state with for the dc switch control circuit of controlling the rectifier transformer module, described testing circuit links to each other with the dc switch control circuit with the rectifier transformer module respectively, and described dc switch control circuit links to each other with the rectifier transformer module and controls the work of rectifier transformer module.
Become alternating voltage from the direct voltage of direct current input interface input through the rectifier transformer module converts; and by the filtered switch circuit AC power is carried out filtering and export the interchange output interface to; thereby output AC is electric; wherein testing circuit detects whole inverter circuit; and the work by dc switch circuit control rectifier transformer module, thereby reach the purpose of protective circuit.
Further, described rectifier transformer module comprises two interconnective high-frequency rectification transformers, described inverter also comprises for the Switching Power Supply rectification module that cooperates the high-frequency rectification transformer output voltage to be carried out the voltage stabilizing rectification, described Switching Power Supply rectification module links to each other with the filtered switch circuit with two high-frequency rectification transformers respectively, and two high-frequency rectification transformers link to each other with the direct current input interface circuit respectively.When the inverter of use high-frequency rectification transformer is operated in inverter mode, the waveform of output is modified sine wave not, it is a kind ofly to have wave character with the similar practical waveform of sinusoidal waveform shape, the most suitable linear load of this waveform and use the electronic equipment of Switching Power Supply.
Further, described high-frequency rectification transformer is the high frequency ferrite transformer.Adopt the high frequency ferrite transformer to replace traditional silicon steel sheet transformer, make the weight of inverter lighter, volume is less.
Further, described inverter comprises that also described blower module links to each other with testing circuit for the blower module of heat radiation.Blower module can dispel the heat to whole inverter, described testing circuit detects the ruuning situation in the inverter, and regulate operation or the rotating speed of blower module fan according to the coherent detection data, not only guaranteed the radiating effect of integrated circuit, and guaranteed that inverter can stably move.
Further, also be provided with signal processing module between described testing circuit and the dc switch control circuit, described signal processing module links to each other with the dc switch control circuit with testing circuit respectively.Described signal processing module links to each other with detection control unit, the control signal that the signal conversion processes that control unit is sent is processed for ease of the dc switch control circuit.This setting can allow the reliability that improves the dc switch control circuit, makes the utility model more reliable, and the precision of control is higher.
Further, described testing circuit comprises for the treatment of detection data and the detection control unit that transmits control signal according to data, for detection of battery, the voltage detection module of rectifier transformer module and direct current input interface voltage, described voltage detection module link to each other with detection control unit, filtered switch circuit and direct current input interface respectively.Voltage detection module detects DC input voitage and ac output voltage, when battery or load are broken down, can effectively detect and notify detection control unit by the dc switch control circuit inverter circuit to be controlled, and guarantees the safety of equipment.
Further, described testing circuit comprises the temperature sensing circuit for detection of circuit temperature, and described temperature sensing circuit links to each other with detection control unit.When excess Temperature that circuit that temperature sensing circuit detects produces, by detection control unit blower module is carried out speed governing, reach radiating effect, if right temperature surpasses certain value, pressure stops the work of rectifier transformer module, can prevent circuit because overheated and burn.
Further, described testing circuit comprises be used to the audible alarm unit of the alarm signal of sounding and is used for the LED display module of display circuit state, and described audible alarm unit links to each other with detection control unit respectively with the LED display module.Described LED display module and audible alarm unit can be indicated according to the ruuning situation of circuit, once abnormal situation, can guarantee the safety of equipment by LED display module and audible alarm unit prompting user, improve widely stability of the present utility model and reliability.
The beneficial effects of the utility model are: the utility model detects and controls the inverter circuit by testing circuit; can effectively protect circuit; safe automatic shut-off function is provided; comprise ground protection; under-voltage protection; can effectively prevent from DC power supply or directly input being damaged; can effectively protect the safety of inverter; stable work; for alternating-current installation/AC installation provides good power supply environment; ensure the safety of power consumption equipment; improved widely social economic benefit; it is powerful; practicality is good; not only be suitable for and automobile batteries; and can be in wind energy; use in the equipment such as solar power generation, make very large contribution for the development that promotes China's green energy resource.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing and example.
Fig. 1 is that the utility model is based on the schematic block circuit diagram of the high-frequency intelligent inverter of high frequency electric source switch technology.
Fig. 2 is that the utility model is based on the circuit theory diagrams of the high-frequency intelligent inverter of high frequency electric source switch technology.
Embodiment
With reference to Fig. 1-Fig. 2, high-frequency intelligent inverter based on the high frequency electric source switch technology of the present utility model, comprise the direct current input interface 2 that is connected for DC power supply or direct current supply, for the interchange output interface 3 that is connected with AC load, for the filtered switch circuit 4 that the output AC electricity is carried out filtering with for the rectifier transformer module 1 with converting direct-current power into alternating-current power, described direct current input interface 2, rectifier transformer module 1, filtered switch circuit 4 be connected output interface 3 and in succession connect, also comprise for detection of the testing circuit 5 of circuit 5 operating states with for the dc switch control circuit 6 of controlling rectifier transformer module 1, described testing circuit 5 links to each other with dc switch control circuit 6 with rectifier transformer module 1 respectively, and described dc switch control circuit 6 links to each other with rectifier transformer module 1 and controls the work of rectifier transformer module 1.
Convert alternating voltage from the direct voltage of direct current input interface 2 inputs to through rectifier transformer module 1; and carry out filtering by 4 pairs of AC power of filtered switch circuit and export to and exchange output interface 3; thereby output AC is electric; wherein 5 pairs of whole inverter circuit of testing circuit detect; and the work by dc switch circuit control rectifier transformer module 1, thereby reach the purpose of protective circuit.The utility model detects and controls by 5 pairs of inverter circuit of testing circuit; can effectively protect circuit; safe automatic shut-off function is provided; comprise ground protection; under-voltage protection; can effectively prevent from DC power supply or directly input being damaged; can effectively protect the safety of inverter; stable work; for alternating-current installation/AC installation provides good power supply environment; ensure the safety of power consumption equipment; improved widely social economic benefit; it is powerful; practicality is good; not only be suitable for and automobile batteries, and can be in wind energy; use in the equipment such as solar power generation, make very large contribution for the development that promotes China's green energy resource.
Further, described rectifier transformer module 1 comprises two interconnective high-frequency rectification transformers 11, described inverter also comprises for the Switching Power Supply rectification module 7 that cooperates 11 pairs of output voltages of high-frequency rectification transformer to carry out the voltage stabilizing rectification, described Switching Power Supply rectification module 7 links to each other with filtered switch circuit 4 with two high-frequency rectification transformers 11 respectively, and two high-frequency rectification transformers 11 link to each other with direct current input interface 2 circuit respectively.When the inverter of use high-frequency rectification transformer 11 is operated in inverter mode, the waveform of output is modified sine wave not, it is a kind ofly to have wave character with the similar practical waveform of sinusoidal waveform shape, the most suitable linear load of this waveform and use the electronic equipment of Switching Power Supply.
Further, described high-frequency rectification transformer 11 is the high frequency ferrite transformer.Adopt the high frequency ferrite transformer to replace traditional silicon steel sheet transformer, make the weight of inverter lighter, volume is less.
Further, described inverter comprises that also described blower module 8 links to each other with testing circuit 5 for the blower module 8 of heat radiation.Blower module 8 can dispel the heat to whole inverter, ruuning situation in 5 pairs of inverters of described testing circuit detects, and regulate operation or the rotating speed of blower module 8 fans according to the coherent detection data, not only guaranteed the radiating effect of integrated circuit, and guaranteed that inverter can stably move.
Further, also be provided with signal processing module 9 between described testing circuit 5 and the dc switch control circuit 6, described signal processing module 9 links to each other with dc switch control circuit 6 with testing circuit 5 respectively.Described signal processing module 9 links to each other with detection control unit 51, the control signal that the signal conversion processes that control unit is sent is processed for ease of dc switch control circuit 6.This setting can allow the reliability that improves dc switch control circuit 6, makes the utility model more reliable, and the precision of control is higher.
Further, described testing circuit 5 comprises for the treatment of detection data and the detection control unit 51 that transmits control signal according to data, for detection of battery, the voltage detection module 52 of rectifier transformer module 1 and direct current input interface 2 voltages, described voltage detection module 52 link to each other with detection control unit 51, filtered switch circuit 4 and direct current input interface 2 respectively.52 pairs of DC input voitage of voltage detection module and ac output voltage detect, when battery or load are broken down, can effectively detect and notify detection control unit 51 to control by 6 pairs of inverter circuits of dc switch control circuit, guarantee the safety of equipment.
Further, described testing circuit 5 comprises the temperature sensing circuit 53 for detection of circuit 5 temperature, and described temperature sensing circuit 53 links to each other with detection control unit 51.When excess Temperature that temperature sensing circuit 53 circuit that detects produces, carry out speed governing by 51 pairs of blower modules of detection control unit 8, reach radiating effect, if right temperature surpasses certain value, pressure stops the work of rectifier transformer module 1, can prevent circuit because overheated and burn.
Further, described testing circuit 5 comprises be used to the audible alarm unit 54 of the alarm signal of sounding and is used for the LED display module 55 of display circuit state, and described audible alarm unit 54 links to each other with detection control unit 51 respectively with LED display module 55.Described LED display module 55 and audible alarm unit 54 can be indicated according to the ruuning situation of circuit, once abnormal situation, can be by LED display module 55 and audible alarm unit 54 prompting users, guarantee the safety of equipment, improved widely stability of the present utility model and reliability.
The above is preferred embodiment of the present utility model, and the utility model is not limited to above-mentioned execution mode, as long as it reaches technique effect of the present utility model with identical means, all should belong to protection range of the present utility model.
Claims (8)
1. based on the high-frequency intelligent inverter of high frequency electric source switch technology, comprise for the direct current input interface (2) that is connected with DC power supply or direct current supply, for the interchange output interface (3) that is connected with AC load, for the filtered switch circuit (4) that the output AC electricity is carried out filtering with for the rectifier transformer module (1) with converting direct-current power into alternating-current power, described direct current input interface (2), rectifier transformer module (1), filtered switch circuit (4) be connected output interface (3) and in succession connect, it is characterized in that: also comprise for detection of the testing circuit (5) of circuit (5) operating state with for the dc switch control circuit (6) of controlling rectifier transformer module (1), described testing circuit (5) links to each other with dc switch control circuit (6) with rectifier transformer module (1) respectively, and described dc switch control circuit (6) links to each other with rectifier transformer module (1) and controls the work of rectifier transformer module (1).
2. the high-frequency intelligent inverter based on the high frequency electric source switch technology according to claim 1, it is characterized in that: described rectifier transformer module (1) comprises two interconnective high-frequency rectification transformers (11), described inverter also comprises for the Switching Power Supply rectification module (7) that cooperates high-frequency rectification transformer (11) output voltage to be carried out the voltage stabilizing rectification, described Switching Power Supply rectification module (7) links to each other with filtered switch circuit (4) with two high-frequency rectification transformers (11) respectively, and two high-frequency rectification transformers (11) link to each other with direct current input interface (2) circuit respectively.
3. the high-frequency intelligent inverter based on the high frequency electric source switch technology according to claim 2, it is characterized in that: described high-frequency rectification transformer (11) is the high frequency ferrite transformer.
4. the high-frequency intelligent inverter based on the high frequency electric source switch technology according to claim 1 is characterized in that: described inverter comprises that also described blower module (8) links to each other with testing circuit (5) for the blower module (8) of heat radiation.
5. the high-frequency intelligent inverter based on the high frequency electric source switch technology according to claim 1, it is characterized in that: also be provided with signal processing module (9) between described testing circuit (5) and the dc switch control circuit (6), described signal processing module (9) links to each other with dc switch control circuit (6) with testing circuit (5) respectively.
6. arbitrary described high-frequency intelligent inverter based on the high frequency electric source switch technology according to claim 1-5, it is characterized in that: described testing circuit (5) comprises that described voltage detection module (52) links to each other with detection control unit (51), filtered switch circuit (4) and direct current input interface (2) respectively for the treatment of detection data and the detection control unit (51) that transmits control signal according to data, for detection of the voltage detection module (52) of battery, rectifier transformer module (1) and direct current input interface (2) voltage.
7. arbitrary described high-frequency intelligent inverter based on the high frequency electric source switch technology according to claim 1-5, it is characterized in that: described testing circuit (5) comprises the temperature sensing circuit (53) for detection of circuit (5) temperature, and described temperature sensing circuit (53) links to each other with detection control unit (51).
8. arbitrary described high-frequency intelligent inverter based on the high frequency electric source switch technology according to claim 1-5, it is characterized in that: described testing circuit (5) comprises be used to the audible alarm unit (54) of the alarm signal of sounding and is used for the LED display module (55) of display circuit state, and described audible alarm unit (54) links to each other with detection control unit (51) respectively with LED display module (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220206950 CN202679269U (en) | 2012-05-09 | 2012-05-09 | High frequency intelligent inversion device based on high frequency power supply change over technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220206950 CN202679269U (en) | 2012-05-09 | 2012-05-09 | High frequency intelligent inversion device based on high frequency power supply change over technology |
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| CN202679269U true CN202679269U (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220206950 Expired - Fee Related CN202679269U (en) | 2012-05-09 | 2012-05-09 | High frequency intelligent inversion device based on high frequency power supply change over technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710160A (en) * | 2012-05-09 | 2012-10-03 | 江门佳宝利电子有限公司 | High frequency intelligent inversion device based on high frequency power source switch technology |
| CN108462373A (en) * | 2018-03-30 | 2018-08-28 | 湖州旭源电气科技有限公司 | A kind of Switching Power Supply that security performance is high |
-
2012
- 2012-05-09 CN CN 201220206950 patent/CN202679269U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102710160A (en) * | 2012-05-09 | 2012-10-03 | 江门佳宝利电子有限公司 | High frequency intelligent inversion device based on high frequency power source switch technology |
| CN108462373A (en) * | 2018-03-30 | 2018-08-28 | 湖州旭源电气科技有限公司 | A kind of Switching Power Supply that security performance is high |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20140509 |