CN201656795U - Resistance-capacitance pressure relief device - Google Patents
Resistance-capacitance pressure relief device Download PDFInfo
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- CN201656795U CN201656795U CN2010201143283U CN201020114328U CN201656795U CN 201656795 U CN201656795 U CN 201656795U CN 2010201143283 U CN2010201143283 U CN 2010201143283U CN 201020114328 U CN201020114328 U CN 201020114328U CN 201656795 U CN201656795 U CN 201656795U
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Abstract
The utility model relates to a resistance-capacitance pressure relief device which comprises an input power supply current limiting circuit (1), a rectifier filter circuit (2), a switch control circuit (3) and an energy storage circuit (4), wherein the output end of the input power supply current limiting circuit (1) is connected with the input end of the rectifier filter circuit (2); the output end of the rectifier filter circuit (2) is connected with the energy storage circuit (4); and the output end of the energy storage circuit (4) is respectively connected with the switch control circuit (3) which is connected with the output end of a power supply and the output end of the input power supply current limiting circuit (1). The resistance-capacitance pressure relief device comprises a structure which comprises a capacitance current limiting part, a rectifying part, an energy storage part and an output voltage stabilizing circuit; because the voltage stabilizing circuit adopts a switch method, the working states comprise a low-power consumption maintaining stage and an energy supplementing state; with the function of supplementing only when the energy is not enough, the resistance-capacitance pressure relief device can achieve the effect of extremely low power consumption. And the resistance-capacitance pressure relief device has the advantages of very few elements and lower prices for all the elements, thereby having very low realization cost.
Description
Technical field
The utility model is a kind of resistance-capacitance depressurization device, and particularly a kind of resistance-capacitance depressurization device that is applied to the low power consumption and low cost of domestic electric appliances controller belongs to the renovation technique of resistance-capacitance depressurization device.
Background technology
In recent years, along with the attention of the world to energy-conserving and environment-protective, particularly energy-conserving and environment-protective new standard and compulsory execution have been formulated in Europe.Now, the low standby power loss power technology also makes a lot of progress, and such as the stand-by power consumption of now new switch power technology, can satisfy the requirement of Europe rule new standard fully, but the Switching Power Supply use realizes that than multicomponent cost is higher.And using very general resistance-capacitance depressurization device now, the element in its circuit is considerably less, and is with low cost, but power consumption is bigger, can't satisfy the requirement of Europe rule new standard.
The utility model content
The purpose of this utility model is to consider the problems referred to above and provides that a kind of not only element is few, cost is low, and can realize low-power consumption, and stand-by power consumption can satisfy the resistance-capacitance depressurization device of the requirement of Europe rule new standard fully.
The technical solution of the utility model is: resistance-capacitance depressurization device of the present utility model, include input power supply current-limiting circuit, current rectifying and wave filtering circuit, ON-OFF control circuit, accumulator, the output of wherein importing the power supply current-limiting circuit is connected with the input of current rectifying and wave filtering circuit, the output of current rectifying and wave filtering circuit is connected with accumulator, and the output of accumulator is connected ON-OFF control circuit respectively and is connected with the output of input power supply current-limiting circuit with power output end.
Above-mentioned input power supply current-limiting circuit includes current limiting capacitance C1, resistance R 1, R2, current rectifying and wave filtering circuit includes diode D1, D2, voltage-stabiliser tube Z1, ON-OFF control circuit includes controllable silicon SCR 1, accumulator is a capacitor C 2, wherein the end of current limiting capacitance C1 is connected with an end of power supply by resistance R 1 and is connected with an end of resistance R 2, the other end of current limiting capacitance C1 is respectively at the other end of resistance R 2, the negative pole of diode D1, the anode of diode D2, one end of controllable silicon SCR 1 connects, the negative electrode of diode D2 is connected with the negative electrode of voltage-stabiliser tube Z1, the control end of controllable silicon SCR 1 is connected with the anode of voltage-stabiliser tube Z1 respectively and is connected with the other end of power supply by resistance R 3, the anode of diode D1 is connected with the other end of power supply, and capacitor C 2 is connected between the anode of the negative electrode of voltage-stabiliser tube Z1 and diode D1.
Above-mentioned current limiting capacitance C1 wattless component CBB electric capacity.
The utility model adopts the structure that comprises capacitance current-limiting part, rectifying part, energy storage area and output voltage stabilizing circuit, because voltage stabilizing circuit adopts on-off mode work, so operating state has low-power consumption to keep state and energy supplement state, because the function of just having replenished when the utility model has been realized having only energy shortage, so the utility model can reach the effect of extremely low power dissipation, the utility model element is considerably less, all element prices are all lower, so the utility model realizes that cost is also very low.The utility model is that a kind of design is ingenious, function admirable, convenient and practical resistance-capacitance depressurization device.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model;
Fig. 2 is a circuit diagram of the present utility model.
Embodiment
Embodiment:
Circuit theory diagrams of the present utility model as shown in Figure 1, include input power supply current-limiting circuit 1, current rectifying and wave filtering circuit 2, ON-OFF control circuit 3, accumulator 4, the output of wherein importing power supply current-limiting circuit 1 is connected with the input of current rectifying and wave filtering circuit 2, the output of current rectifying and wave filtering circuit 2 is connected with accumulator 4, and the output of accumulator 4 is connected ON-OFF control circuit 3 respectively and is connected with the output of input power supply current-limiting circuit 1 with power output end.
Circuit diagram of the present utility model as shown in Figure 2, above-mentioned input power supply current-limiting circuit 1 includes current limiting capacitance C1, resistance R 1, R2, current rectifying and wave filtering circuit 2 includes diode D1, D2, voltage-stabiliser tube Z1, ON-OFF control circuit 3 includes controllable silicon SCR 1, accumulator 4 is a capacitor C 2, wherein the end of current limiting capacitance C1 is connected with an end of power supply by resistance R 1 and is connected with an end of resistance R 2, the other end of current limiting capacitance C1 is respectively at the other end of resistance R 2, the negative pole of diode D1, the anode of diode D2, one end of controllable silicon SCR 1 connects, the negative electrode of diode D2 is connected with the negative electrode of voltage-stabiliser tube Z1, the control end of controllable silicon SCR 1 is connected with the anode of voltage-stabiliser tube Z1 respectively and is connected with the other end of power supply by resistance R 3, the anode of diode D1 is connected with the other end of power supply, and capacitor C 2 is connected between the anode of the negative electrode of voltage-stabiliser tube Z1 and diode D1.In the present embodiment, above-mentioned current limiting capacitance C1 wattless component CBB electric capacity.
During the utility model work, power supply is through capacitor C 1 current limliting, pass through again after D1, the D2 rectification, to C2 charging energy storage since in the parallel connection of D1 two ends controllable silicon make switch and use, the silicon controlled control utmost point has connect voltage-stabiliser tube and has been used for detecting output voltage, when output voltage did not reach the operating voltage of voltage stabilizing didoe Z1, controllable silicon was not worked, and this moment, power supply continued to capacitor C 2 chargings, when supply voltage arrives the operating voltage of voltage-stabiliser tube Z1, the controllable silicon conducting that is triggered.When output voltage was lower than the operating voltage of voltage-stabiliser tube, controllable silicon was no longer worked again, and the power supply of capacitor C 1 current limliting output gives capacitor C 2 charging energy storage, and so the circulation that does not stop remains stable output voltage.When the output of capacitor was shorted to ground by controllable silicon, all voltages of power supply all almost had been added on the CBB capacitor C 1, and electric capacity is wattless component, thus can loss power, and circuit is in low power consumpting state at this moment.So circuit only when needs supplemental capacity, is just opened, realized the high efficiency use of the energy, thereby reduced quiescent dissipation.
Claims (3)
1. resistance-capacitance depressurization device, it is characterized in that including input power supply current-limiting circuit (1), current rectifying and wave filtering circuit (2), ON-OFF control circuit (3), accumulator (4), the output of wherein importing power supply current-limiting circuit (1) is connected with the input of current rectifying and wave filtering circuit (2), the output of current rectifying and wave filtering circuit (2) is connected with accumulator (4), and the output of accumulator (4) is connected ON-OFF control circuit (3) respectively and is connected with the output of input power supply current-limiting circuit (1) with power output end.
2. resistance-capacitance depressurization device according to claim 1, it is characterized in that above-mentioned input power supply current-limiting circuit (1) includes current limiting capacitance C1, resistance R 1, R2, current rectifying and wave filtering circuit (2) includes diode D1, D2, voltage-stabiliser tube Z1, ON-OFF control circuit (3) includes controllable silicon SCR 1, accumulator (4) is a capacitor C 2, wherein the end of current limiting capacitance C1 is connected with an end of power supply by resistance R 1 and is connected with an end of resistance R 2, the other end of current limiting capacitance C1 is respectively at the other end of resistance R 2, the negative pole of diode D1, the anode of diode D2, one end of controllable silicon SCR 1 connects, the negative electrode of diode D2 is connected with the negative electrode of voltage-stabiliser tube Z1, the control end of controllable silicon SCR 1 is connected with the anode of voltage-stabiliser tube Z1 respectively and is connected with the other end of power supply by resistance R 3, the anode of diode D1 is connected with the other end of power supply, and capacitor C 2 is connected between the anode of the negative electrode of voltage-stabiliser tube Z1 and diode D1.
3. resistance-capacitance depressurization device according to claim 2 is characterized in that above-mentioned current limiting capacitance C1 wattless component CBB electric capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201143283U CN201656795U (en) | 2010-02-05 | 2010-02-05 | Resistance-capacitance pressure relief device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201143283U CN201656795U (en) | 2010-02-05 | 2010-02-05 | Resistance-capacitance pressure relief device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201656795U true CN201656795U (en) | 2010-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201143283U Expired - Fee Related CN201656795U (en) | 2010-02-05 | 2010-02-05 | Resistance-capacitance pressure relief device |
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| CN (1) | CN201656795U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364853A (en) * | 2011-10-21 | 2012-02-29 | 深圳和而泰智能控制股份有限公司 | Switch type resistance capacitance voltage reducing device and method |
| CN105720838A (en) * | 2016-04-13 | 2016-06-29 | 洪明 | Small-power supply circuit |
| CN113422504A (en) * | 2021-07-06 | 2021-09-21 | 浙江瑞银电子有限公司 | Voltage stabilizing circuit based on bleeder resistor |
-
2010
- 2010-02-05 CN CN2010201143283U patent/CN201656795U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364853A (en) * | 2011-10-21 | 2012-02-29 | 深圳和而泰智能控制股份有限公司 | Switch type resistance capacitance voltage reducing device and method |
| CN102364853B (en) * | 2011-10-21 | 2014-07-23 | 深圳和而泰智能控制股份有限公司 | Switch type resistance capacitance voltage reducing device and method |
| CN105720838A (en) * | 2016-04-13 | 2016-06-29 | 洪明 | Small-power supply circuit |
| CN113422504A (en) * | 2021-07-06 | 2021-09-21 | 浙江瑞银电子有限公司 | Voltage stabilizing circuit based on bleeder resistor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20180205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |