CN203870427U - Low-electricity consumption control circuit in standby state - Google Patents
Low-electricity consumption control circuit in standby state Download PDFInfo
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- CN203870427U CN203870427U CN201420264768.5U CN201420264768U CN203870427U CN 203870427 U CN203870427 U CN 203870427U CN 201420264768 U CN201420264768 U CN 201420264768U CN 203870427 U CN203870427 U CN 203870427U
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Abstract
The utility model discloses a low-electricity consumption control circuit in the standby state, which comprises a power input end and an electricity utilization output end. The power input end is connected onto an emitter of a PNP triode Q1; the electricity utilization output end is connected onto the collector of the PNP triode Q1; the base of the PNP triode Q1 is connected onto a collector of an NPN triode Q2 via a resistor R3; the base of the NPN triode Q2 is connected onto a power control port of a single chip microcomputer; the emitter of the NPN triode Q2 is grounded; the connection end of the triode Q1 and the resistor R3 is provided with a lead and is grounded via a resistor R2 and a button switch SW1; and the connection end of the resistor R2 and the button switch SW1 is connected with the button detection port of the single chip microcomputer via a diode. The low-electricity consumption control circuit in the standby state has the advantages that electricity consumption of an electrical product in the standby state is zero, and the energy can be saved.
Description
Technical field
The utility model relates to circuit, thereby especially relate to, a kind of to make electric equipment products power consumption in the time of standby be the low control circuit of 0 power consumption while having saved energy standby.
Background technology
In the use of household electrical appliance, in the time of standby, capital consumes certain electric energy, along with the expansion of home market and the aggravation of degree of contention, household appliances enterprise will according to domestic actual conditions develop be more suitable for Chinese live custom product meet the demand in market, thereby reach the object of increasing comprehensive competitiveness.Under the boosting of national energy-saving, environmental protection policy, healthy, energy-conservation household electrical appliance are day by day subject to consumers' favor.Household appliances enterprise just has an effect towards " low-carbon (LC), energy-conservation, health " direction.Power consumption while how reducing standby is the problem that household electric appliances designer will face.
Summary of the invention
For overcoming existing shortcoming, thus the utility model object be to provide a kind of can make electric equipment products power consumption in the time of standby be 0 saved the energy standby time power consumption low control circuit.
The utility model is realized by following technical measures, the low control circuit of power consumption when a kind of standby, comprise power input and electricity consumption output terminal, described power input is connected to the emitter of PNP triode Q1, described electricity consumption output terminal is connected to the collector of PNP triode Q1, the base stage of described PNP triode Q1 connects the collector of a NPN triode Q2 by resistance R 3, the base stage of NPN triode Q2 is connected to the power control terminal mouth of single-chip microcomputer, the grounded emitter of described NPN triode Q2; The link of described triode Q1 and resistance R 3 is provided with a lead-in wire by ground connection after resistance R 2 and keyswitch SW1, and the link of described resistance R 2 and keyswitch SW1 is connected the button detection port of single-chip microcomputer by a diode.
As a kind of optimal way, between described power input and the emitter of triode Q1, be provided with a lead-in wire and be connected to by resistance R 1 link of triode Q1 and resistance R 2.
As a kind of optimal way, the base stage of described triode Q2 is connected to the power control terminal mouth of single-chip microcomputer by resistance R 4.
Principle of work of the present utility model is: 1, power on and do not press SW1, electricity consumption output terminal does not have electric current mistake, and the electric current in whole circuit is 0; 2, in the time clicking switch SW 1, electric current is emitter, base stage, resistance R 2, the switch SW 1 through PNP triode Q1 from power supply inlet flow, thereby turn-on transistor Q1, at electricity consumption output terminal output current, starts working load below; And make the power control terminal mouth of single-chip microcomputer export high level, the high level turn-on transistor Q2 of the power control terminal mouth output of single-chip microcomputer, thereby make electric current from power supply inlet flow through the base stage of the emitter of PNP triode Q1, triode Q1, resistance R 2, to the collector of triode Q2 and through the emitter locking triode Q1 of triode Q2 conducting work, now, after switch SW 1 disconnects, electricity consumption output terminal continues out-put supply; 3, in the time will closing power down, then click switch SW 1, button detection port detects low level, adjusts power control terminal output low level, and triode Q2 closes; After cut-off switch SW1, triode Q1 also closes, thereby electricity consumption output terminal can not out-put supply, does not power.The utility model can be by the supply condition that changes power supply of keyswitch, and does not substantially have electric current to pass through can ensure circuit in the time of power-off in, and therefore to make electric equipment products in the time of standby, keep power consumption be 0 state to the utility model, thereby saved the energy.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of the utility model embodiment.
Embodiment
Below in conjunction with embodiment and contrast accompanying drawing the utility model is described in further detail.
The low control circuit of power consumption when a kind of standby, with reference to figure 1, comprise power input and electricity consumption output terminal, described power input is connected to the emitter of PNP triode Q1, described electricity consumption output terminal is connected to the collector of PNP triode Q1, the base stage of described PNP triode Q1 connects the collector of a NPN triode Q2 by resistance R 3, the base stage of NPN triode Q2 is connected to the power control terminal mouth of single-chip microcomputer, the grounded emitter of described NPN triode Q2; The link of described triode Q1 and resistance R 3 is provided with a lead-in wire by ground connection after resistance R 2 and keyswitch SW1, and the link of described resistance R 2 and keyswitch SW1 is connected the button detection port of single-chip microcomputer by a diode.
The principle of work of this circuit is: 1, power on and do not press SW1, electricity consumption output terminal does not have electric current mistake, and the electric current in whole circuit is 0; 2, in the time clicking switch SW 1, electric current is emitter, base stage, resistance R 2, the switch SW 1 through PNP triode Q1 from power supply inlet flow, thereby turn-on transistor Q1, at electricity consumption output terminal output current, starts working load below; And make the power control terminal mouth of single-chip microcomputer export high level, the high level turn-on transistor Q2 of the power control terminal mouth output of single-chip microcomputer, thereby make electric current from power supply inlet flow through the base stage of the emitter of PNP triode Q1, triode Q1, resistance R 2, to the collector of triode Q2 and through the emitter locking triode Q1 of triode Q2 conducting work, now, after switch SW 1 disconnects, electricity consumption output terminal continues out-put supply; 3, in the time will closing power down, then click switch SW 1, button detection port detects low level, adjusts power control terminal output low level, and triode Q2 closes; After cut-off switch SW1, triode Q1 also closes, thereby electricity consumption output terminal can not out-put supply, does not power.This circuit can be by the supply condition that changes power supply of keyswitch, and does not substantially have electric current to pass through can ensure circuit in the time of power-off in, and therefore to make electric equipment products in the time of standby, keep power consumption be 0 state to this circuit, thereby saved the energy.
The low control circuit of power consumption when the standby of the present embodiment, please refer to Fig. 1, specifically can also be specifically on the basis of previous technique scheme, between power input and the emitter of triode Q1, be provided with a lead-in wire and be connected to by resistance R 1 link of triode Q1 and resistance R 2.
When the standby of the present embodiment, the low control circuit of power consumption, please refer to Fig. 1, specifically can also be specifically on the basis of previous technique scheme, and the base stage of described triode Q2 is connected to the power control terminal mouth of single-chip microcomputer by resistance R 4.
More than that the low control circuit of power consumption is set forth during to the utility model standby; be used for helping to understand the utility model; but embodiment of the present utility model is not restricted to the described embodiments; anyly do not deviate from the change done under the utility model principle, modification, substitute, combination, simplify; all should be equivalent substitute mode, within being included in protection domain of the present utility model.
Claims (3)
1. the low control circuit of power consumption when a standby, it is characterized in that: comprise power input and electricity consumption output terminal, described power input is connected to the emitter of PNP triode Q1, described electricity consumption output terminal is connected to the collector of PNP triode Q1, the base stage of described PNP triode Q1 connects the collector of a NPN triode Q2 by resistance R 3, the base stage of NPN triode Q2 is connected to the power control terminal mouth of single-chip microcomputer, the grounded emitter of described NPN triode Q2; The link of described triode Q1 and resistance R 3 is provided with a lead-in wire by ground connection after resistance R 2 and keyswitch SW1, and the link of described resistance R 2 and keyswitch SW1 is connected the button detection port of single-chip microcomputer by a diode.
2. the low control circuit of power consumption when standby according to claim 1, is characterized in that: the link that is provided with a lead-in wire between described power input and the emitter of triode Q1 and is connected to by resistance R 1 triode Q1 and resistance R 2.
3. according to the low control circuit of power consumption when standby described in claim 1 or 2, it is characterized in that: the base stage of described triode Q2 is connected to the power control terminal mouth of single-chip microcomputer by resistance R 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420264768.5U CN203870427U (en) | 2014-05-22 | 2014-05-22 | Low-electricity consumption control circuit in standby state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420264768.5U CN203870427U (en) | 2014-05-22 | 2014-05-22 | Low-electricity consumption control circuit in standby state |
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| Publication Number | Publication Date |
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| CN203870427U true CN203870427U (en) | 2014-10-08 |
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| CN201420264768.5U Active CN203870427U (en) | 2014-05-22 | 2014-05-22 | Low-electricity consumption control circuit in standby state |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107456161A (en) * | 2017-08-25 | 2017-12-12 | 江苏美的清洁电器股份有限公司 | Dust catcher and the power control circuit for dust catcher |
| CN108258760A (en) * | 2018-01-15 | 2018-07-06 | 宁波大叶园林设备股份有限公司 | A kind of gardens grass trimmer for having intelligence booting duration power-saving circuit system |
| CN108323315A (en) * | 2018-01-15 | 2018-07-27 | 宁波大叶园林设备股份有限公司 | Cut the gardens grass trimmer for stopping knife power-saving circuit system in a kind of tool intelligence side |
| CN108565905A (en) * | 2018-01-15 | 2018-09-21 | 宁波大叶园林设备股份有限公司 | A kind of intelligent grass-removing of tool intelligent operation backlight power-saving circuit system |
-
2014
- 2014-05-22 CN CN201420264768.5U patent/CN203870427U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107456161A (en) * | 2017-08-25 | 2017-12-12 | 江苏美的清洁电器股份有限公司 | Dust catcher and the power control circuit for dust catcher |
| CN108258760A (en) * | 2018-01-15 | 2018-07-06 | 宁波大叶园林设备股份有限公司 | A kind of gardens grass trimmer for having intelligence booting duration power-saving circuit system |
| CN108323315A (en) * | 2018-01-15 | 2018-07-27 | 宁波大叶园林设备股份有限公司 | Cut the gardens grass trimmer for stopping knife power-saving circuit system in a kind of tool intelligence side |
| CN108565905A (en) * | 2018-01-15 | 2018-09-21 | 宁波大叶园林设备股份有限公司 | A kind of intelligent grass-removing of tool intelligent operation backlight power-saving circuit system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
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Address after: 518132 Guangdong province Shenzhen Guangming New District Gongming Street office Yu Tong Tian Liao community with the concept of road nineteen, road 10, Jiuzhou Industrial Park Building 1, floor 802 Patentee after: Shenzhen Fei Rui Polytron Technologies Inc Address before: 518000 Guangdong city of Shenzhen province Baoan District Shiyan town Tangtou village Longma industrial city A1 Building 5 floor Patentee before: SHENZHEN F&R ELECTRONICS TECHNOLOGY CO., LTD. |