CN2819624Y - Automatic wide-range voltage regulator - Google Patents
Automatic wide-range voltage regulator Download PDFInfo
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- CN2819624Y CN2819624Y CN 200520044245 CN200520044245U CN2819624Y CN 2819624 Y CN2819624 Y CN 2819624Y CN 200520044245 CN200520044245 CN 200520044245 CN 200520044245 U CN200520044245 U CN 200520044245U CN 2819624 Y CN2819624 Y CN 2819624Y
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Abstract
The utility model relates to an electrical apparatus, particularly an electronic voltage regulator which uses a thyristor, that is an automatic wide-range voltage regulator. A wide voltage regulating circuit is formed in a way that a rectifying filter circuit is connected with a sampling and amplifying circuit, and the sampling and amplifying circuit is connected with a controllable triggering circuit trough a photoelectric coupling circuit, a bidirectional thyristor element and a current control circuit. The utility model not only can protect electric apparatuses when meets high voltage, but also can continuously and normally supply power.
Description
Invention field
The utility model relates to electrotechnical apparatus, more particularly, relates to a kind of electronic pressure controller that uses thyristor.
Background technology
At present, electrical equipment such as household electrical appliances and Medical Devices is directly imported civil power mostly.Though some electrical appliance inserts civil power, especially those low-voltage areas by voltage regulator, does not use voltage regulator just to be difficult to make equipment operate as normal such as household electrical appliances.But, existing voltage regulator can only be worked in the less power supply environment of scope range of the fluctuation of voltage, in case voltage raises suddenly, when especially running into electric power system and breaking down 380 volts of high pressure that occur, not only voltage regulator can damage, and the electrical equipment that is connected also can be impaired, often has the area that such accident of power supply takes place.Though existing people has invented the voltage regulator of band protective device, this class voltage regulator can only be cut off the electricity supply when high pressure occurring and can not be continued power supply, especially is not suitable for the place use that hospital and financial sector etc. can not have a power failure.
Summary of the invention
At the deficiencies in the prior art part, the purpose of this utility model provides the full-automatic voltage regulator of a kind of wide region, and it has the automatic Regulation scope of broad, can keep normal power supply when undesired high pressure appears in supply network.
Total inventive concept of the utility model has following three technology scheme:
Scheme one.The full-automatic voltage regulator of a kind of wide region, comprise shell, circuit board, power input and power output end, power input adopts AC power, power supply is output as alternating current, current rectifying and wave filtering circuit connects sampling amplification circuit, and sampling amplification circuit constitutes wide voltage regulating circuit by synchronous sampling circuit, bidirectional triode thyristor element, DC level control circuit and controllable trigger circuit; The output of described wide voltage regulating circuit connects load elements.
Scheme two.The full-automatic voltage regulator of a kind of wide region, comprise shell, circuit board, power input and power output end, power input adopts AC power, power supply is output as alternating current, current rectifying and wave filtering circuit connects sampling amplification circuit, and sampling amplification circuit constitutes wide voltage regulating circuit by photoelectricity coupling circuit, bidirectional triode thyristor element, current control circuit and controllable trigger circuit; The output of described wide voltage regulating circuit connects load elements.
Scheme three.The full-automatic voltage regulator of a kind of wide region, comprise shell, circuit board, power input and power output end, power input adopts AC power, power supply is output as alternating current, current rectifying and wave filtering circuit connects sampling amplification circuit, and sampling amplification circuit constitutes wide voltage regulating circuit by photoelectricity coupling circuit, single phase bridge type rectifier circu, one-way SCR element, current control circuit and controllable trigger circuit; The output of described wide voltage regulating circuit connects load elements.
Advantage of the present utility model is as follows:
Owing to adopted the wide voltage regulating circuit of thyristor formation, the range of regulation of broad can be arranged, no-load current is also minimum, has no-load loss hardly; Because volume of the present utility model can be done lessly, can be applicable to multiple load again.The utility model can be made several hectowatts or the high-power voltage regulator more than tens kilowatts as required.Existing voltage regulator runs into when line voltage raises the fault of (generally can reach 380 volts) can burn out electric equipment or outage, and the utility model not only can be protected electrical equipment when meeting high pressure, but also can continue normal power supply.The utility model not only is fit to family to be used, and the occasion that suitable hospital, financial sector etc. should not have a power failure is used.
Description of drawings
Fig. 1 is the electrical schematic diagram of the utility model the 1st embodiment;
Fig. 2 is the electrical schematic diagram of the utility model the 2nd embodiment;
Fig. 3 is the electrical schematic diagram of the utility model the 3rd embodiment.
Embodiment
Below in conjunction with accompanying drawing in detail execution mode of the present utility model is described in detail:
Referring to Fig. 1.The full-automatic voltage regulator of a kind of wide region, shell are to place circuit board, and electronic component can be installed concentratedly on circuit board.Power input has zero line joint 1 and wire terminal 4 mutually, and zero line joint 1 can be connected 220 volts of civil powers with phase wire terminal 4.Power output end is phase line out splice going splice 10 and zero line out splice going splice 12.Synchronous sampling circuit 2 is attempted by the power input two ends, and the output line of synchronous sampling circuit 2 connects controllable trigger circuit 8.Current rectifying and wave filtering circuit 6 connects phase line out splice going splice 10 and zero line out splice going splice 12.Transformer 5 one ends connect zero line out splice going splice 12, one ends and select to be connected in phase wire terminal 4 or phase line out splice going splice 10 by start-up circuit 3.Transformer 5 can also connect power input by start-up circuit 3, and start-up circuit 3 can be a control switch of connecting transformer 5 power supplys, and described control switch can be delay switch or remote control switch.Current rectifying and wave filtering circuit 6 connects DC level control circuit 7.Rectification circuit 16 connects controllable trigger circuit 8, and connects filter circuit 14 by isolating diode 15.Filter circuit 14 connects sampling amplification circuit 13, sampling amplification circuit 13 connects DC level control circuit 7, DC level control circuit 7 connects controllable trigger circuit 8, controllable trigger circuit 8 connects bidirectional triode thyristor element 9, and bidirectional triode thyristor element 92 two utmost points in addition connects phase wire terminal 4 and phase line out splice going splice 10 respectively.Phase line out splice going splice 10 and zero line out splice going splice 12 also connect load resistance 11.This embodiment trigger current is bigger, can directly trigger the high-power silicon controlled rectifier element
Referring to Fig. 2.The full-automatic voltage regulator of a kind of wide region, shell are to place circuit board, and electronic component can be installed concentratedly on circuit board.Power input has zero line joint 213 and wire terminal 200 mutually, and zero line joint 213 can be connected 220 volts of civil powers with phase wire terminal 200.Power output end is phase line out splice going splice 208 and zero line out splice going splice 210.Current rectifying and wave filtering circuit 201 connects sampling amplification circuit 202, and sampling amplification circuit 202 connects current control circuit 203, and current control circuit 203 connects photoelectricity coupling circuit 204, and an end of photoelectricity coupling circuit 204 connects diac 206 and electric capacity 205; The other end of photoelectricity coupling circuit 204 connects phase line out splice going splice 208 by resistance 211, and phase line out splice going splice 208 connects bidirectional triode thyristor element 207 and load resistance 209.Phase line out splice going splice 208 and zero line out splice going splice 210 also connect load resistance 209.
Referring to Fig. 3.The full-automatic voltage regulator of a kind of wide region, shell are to place circuit board, and electronic component can be installed concentratedly on circuit board.Power input has zero line joint 315 and wire terminal 302 mutually, and zero line joint 315 can be connected 220 volts of civil powers with phase wire terminal 302.Power output end is phase line out splice going splice 312 and zero line out splice going splice 314.Current rectifying and wave filtering circuit 300 connects sampling amplification circuit 301, sampling amplification circuit 301 connects current control circuit 303, current control circuit 303 connects photoelectricity coupling circuit 304, one end of photoelectricity coupling circuit 304 connects resistance 311, the other end of photoelectricity coupling circuit 304 connects electrochemical capacitor 310, resistance 308, resistance 308 connects electric capacity 307 and resistance 306, and resistance 306 is connected one-way SCR element 309 with resistance 308, one-way SCR element 309 connects phase line out splice going splice 312 and load resistance 313 by single phase bridge type rectifier circu 305; Phase line out splice going splice 312 and zero line out splice going splice 314 also connect load resistance 313.
Load elements among Fig. 1, Fig. 2 and Fig. 3 embodiment can use resistance or electric capacity, or inductance.
Photoelectricity coupling circuit among Fig. 2 and Fig. 3 embodiment can be a plurality of parallel connections or cascaded structure.
According to Fig. 1 or Fig. 2, or embodiment shown in Figure 3, can also and connect an AC voltage regulator at power output end, the output of promptly described wide voltage regulating circuit connects AC voltage regulator.Described AC voltage regulator can be existing all kinds of AC voltage regulator, and the input of AC voltage regulator is attempted by phase line out splice going splice and zero line out splice going splice.
According to Fig. 1 or Fig. 2, or the embodiment that Fig. 3 asked, can also add the delayed startup circuit, so that can not damage electrical equipment such as refrigerator and air-conditioning when powering once more after having a power failure, promptly described wide voltage regulating circuit is provided with the delayed startup circuit.The delayed startup circuit can be to prolong three minutes the time relay, and this time relay can be serially connected in the circuits for triggering that connect thyristor.
The utility model can be designed to be fit to 110 volts or 220 volts as required, or the voltage regulator of 380 volts of voltages, and when using in 220 volts of electrical networks, the withstand voltage of thyristor should be more than or equal to 600 volts; The rectifier diode withstand voltage of single phase bridge type rectifier circu 305 usefulness also is greater than and equals 600 volts among Fig. 3 embodiment, and the power of rectifier diode will be complementary with the power output of voltage regulator.
Claims (7)
1. full-automatic voltage regulator of wide region, comprise shell, circuit board, power input and power output end, power input adopts AC power, power supply is output as alternating current, it is characterized in that, current rectifying and wave filtering circuit connects sampling amplification circuit, and sampling amplification circuit constitutes wide voltage regulating circuit by synchronous sampling circuit (2), bidirectional triode thyristor element, DC level control circuit (7) with controllable trigger circuit; The output of described wide voltage regulating circuit connects load elements.
2. the full-automatic voltage regulator of a kind of wide region according to claim 1 is characterized in that described current rectifying and wave filtering circuit is connected power input by start-up circuit with transformer.
3. full-automatic voltage regulator of wide region, comprise shell, circuit board, power input and power output end, power input adopts AC power, power supply is output as alternating current, it is characterized in that, current rectifying and wave filtering circuit connects sampling amplification circuit, and sampling amplification circuit constitutes wide voltage regulating circuit by photoelectricity coupling circuit, bidirectional triode thyristor element, current control circuit and controllable trigger circuit; The output of described wide voltage regulating circuit connects load elements.
4. full-automatic voltage regulator of wide region, comprise shell, circuit board, power input and power output end, power input adopts AC power, power supply is output as alternating current, it is characterized in that, current rectifying and wave filtering circuit connects sampling amplification circuit, and sampling amplification circuit constitutes wide voltage regulating circuit by photoelectricity coupling circuit, single phase bridge type rectifier circu (305), one-way SCR element, current control circuit and controllable trigger circuit; The output of described wide voltage regulating circuit connects load elements.
5. according to claim 1 or 3, or the full-automatic voltage regulator of 4 described a kind of wide regions, it is characterized in that the output of described wide voltage regulating circuit connects AC voltage regulator.
6. according to claim 1 or 3, or the full-automatic voltage regulator of 4 described a kind of wide regions, it is characterized in that described load elements is resistive load element or inductive load element, or the capacity load element.
7. according to claim 1 or 3, or the full-automatic voltage regulator of 4 described a kind of wide regions, it is characterized in that described wide voltage regulating circuit is provided with the delayed startup circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520044245 CN2819624Y (en) | 2005-08-12 | 2005-08-12 | Automatic wide-range voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520044245 CN2819624Y (en) | 2005-08-12 | 2005-08-12 | Automatic wide-range voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2819624Y true CN2819624Y (en) | 2006-09-20 |
Family
ID=37005684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520044245 Expired - Fee Related CN2819624Y (en) | 2005-08-12 | 2005-08-12 | Automatic wide-range voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2819624Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107733211A (en) * | 2017-09-29 | 2018-02-23 | 东莞市全峻电子有限公司 | High-power small size ac buck power distributor |
-
2005
- 2005-08-12 CN CN 200520044245 patent/CN2819624Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107733211A (en) * | 2017-09-29 | 2018-02-23 | 东莞市全峻电子有限公司 | High-power small size ac buck power distributor |
| CN107733211B (en) * | 2017-09-29 | 2019-09-27 | 东莞市全峻电子有限公司 | High power AC voltage dropping power supply socket |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |