CN105867501A - Human-body-induction-kitchen-ventilator power-socket controller - Google Patents
Human-body-induction-kitchen-ventilator power-socket controller Download PDFInfo
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- CN105867501A CN105867501A CN201610321356.4A CN201610321356A CN105867501A CN 105867501 A CN105867501 A CN 105867501A CN 201610321356 A CN201610321356 A CN 201610321356A CN 105867501 A CN105867501 A CN 105867501A
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- resistance
- kitchen
- connection circuit
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
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- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention relates to a human-body-induction-kitchen-ventilator power-socket controller. The human-body-induction-kitchen-ventilator power-socket controller is characterized by comprising a 220 V alternating current power source, a 12 V half-wave rectification stabilized-voltage power source, a high frequency oscillation circuit, a voltage doubling detection circuit, a direct-current signal amplification circuit and a kitchen-ventilator power-socket control circuit. According to the human-body-induction kitchen-ventilator power-socket controller, the human-body-induction kitchen-ventilator power-socket controller is designed for a common kitchen ventilator, whether a human body works nearby a kitchen ventilator or not is automatically detected in an electromagnetic induction mode, if the human body is far away from the kitchen ventilator, alternating voltage in a power socket of the kitchen ventilator is kept for ten more seconds to be completely powered off, and it is achieved that the common kitchen ventilator has the automatic human-body inducing function and the safe electricity using aim are achieved.
Description
Technical field
The invention belongs to Electric automatic control and field of energy-saving technology, be dynamo-electric about a kind of human body sensing oil smoke
Supply socket controller.
Background technology
Various lampblack absorber mode of operations on market are about the same, and only minority brand lampblack absorber has delay function,
This is implicitly present in much inconvenience during lampblack absorber uses, such as: after dish culinary art terminates, kitchen is also filled the air
A lot of oil smoke, this is accomplished by lampblack absorber and remains in operation work a period of time pump drainage oil smoke, but major part oil smoke
Machine does not possess delay function；If manual unlocking lampblack absorber, it is then departed from kitchen and goes to have dinner, after lampblack absorber operating
Can not be automatically switched off again, this will result in lampblack absorber long time running and makes motor wear and tear without reason and waste part
Unnecessary electric power；Sometimes forgetting about closedown lampblack absorber on and off switch, lampblack absorber will be energized operating for a long time,
So gently then may burn out the motor of lampblack absorber, the heavy then likely security incident such as initiation fire.
The present invention is that common lampblack absorber devises a kind of human body sensing lampblack absorber supply socket controller, and it utilizes
Way of electromagnetic induction automatically detect whether have near lampblack absorber human body work, human body once away from lampblack absorber,
Alternating voltage in lampblack absorber supply socket just can be fully powered-off after maintaining tens seconds, it achieves common
Lampblack absorber has function and the purpose of safety utilization of electric power of sensing human body automatically.
Human body sensing lampblack absorber supply socket controller of the present invention described further below is in implementation process
Involved necessity, guardian technique content.
Summary of the invention
Goal of the invention and beneficial effect: the present invention is that common lampblack absorber devises a kind of human body sensing oil smoke electromechanics
Supply socket controller, whether it utilizes way of electromagnetic induction automatically to detect near lampblack absorber has human body in work,
Human body is once away from lampblack absorber, and the alternating voltage in lampblack absorber supply socket just will have been understood after maintaining tens seconds
Full power-off, it achieving common oil smoke facility has function and the purpose of safety utilization of electric power of sensing human body automatically.
Circuit operation principle: human body sensing lampblack absorber supply socket controller is by decompression capacitor C6, bleeder resistance
R6 and silicon rectifier diode D3, silicon voltage regulator diode DW and electrochemical capacitor C5 form resistance-capacitance depressurization 12V half-wave
Rectifying and wave-filtering regulated power supply.
At human body not actual induction scope at electromagnetic induction coil B time, electromagnetic induction coil B can be normal
Work, high-frequency oscillation signal, after germanium diode D1～D2 multiplication of voltage detection, obtains DC voltage and makes NPN type brilliant
Body pipe BG2 turns on, and the current collection of NPN transistor BG2 extremely low level, bidirectional triode thyristor BCR can not get touching
Generating pressure and by, lampblack absorber supply socket CZ makes lampblack absorber not work without electricity.
When user human body is in electromagnetic induction coil B actual induction scope, owing to changing electromagnetic induction
The distribution capacity of coil B and the capacity of electric capacity C3, make high-frequency oscillating circuits failure of oscillation, so that NPN type crystal
Pipe BG2 ends, the current collection of NPN transistor BG2 extremely high level, makes bidirectional triode thyristor BCR by triggering
Resistance R5 obtains trigger voltage and turns on, and then lampblack absorber supply socket CZ obtains and electric makes lampblack absorber start running.
Technical characteristic: human body sensing lampblack absorber supply socket controller, it includes 220V alternating current power supply, 12V
Halfwave rectifier regulated power supply, high-frequency oscillating circuits, multiplication of voltage detecting circuit, direct current signal amplifying circuit, oil smoke
Electromechanical source socket control circuit, it is characterised in that:
High-frequency oscillating circuits: it is by electromagnetic induction coil B, oscillating capacitance C3, NPN transistor BG1, electricity
Position device RP, biasing resistor R1 and shunt capacitance C1, negative feedback resistor R2 and negative feedback electric capacity C2 composition,
The colelctor electrode of NPN transistor BG1 connects the IIIth winding one end of electromagnetic induction coil B and oscillating capacitance C3's
One end, the IIIth winding other end of electromagnetic induction coil B and the other end connection circuit positive pole of oscillating capacitance C3
VCC, the base stage of NPN transistor BG1 meets the one of potentiometer RP by the IIth winding of electromagnetic induction coil B
Hold the one end with biasing resistor R1 and one end of shunt capacitance C1, the other end of potentiometer RP and movable end thereof
The other end of connection circuit positive pole VCC, biasing resistor R1 and the other end connection circuit ground GND of shunt capacitance C1,
The emitter stage of NPN transistor BG1 connects one end and one end of negative feedback electric capacity C2 of negative feedback resistor R2, negative
The other end of feedback resistance R2 and the other end connection circuit ground GND of negative feedback electric capacity C2；
Multiplication of voltage detecting circuit: it is made up of germanium diode D1～D2 and filter capacitor C4, electromagnetic induction coil B
The Ith winding one terminate the negative pole of germanium diode D1 and the positive pole of germanium diode D2, electromagnetic induction coil B
The Ith the winding other end connection circuit ground GND, germanium diode D1 positive pole connection circuit ground GND, germanium diode
The negative pole of D2 connects the positive pole of filter capacitor C4, the negative pole connection circuit ground GND of filter capacitor C4；
Direct current signal amplifying circuit: it is by NPN transistor BG2, fixed ampllitude resistance R3, load resistance R4 group
Becoming, the base stage of NPN transistor BG2 meets negative pole and one end of fixed ampllitude resistance R3, the NPN of germanium diode D2
The emitter stage of transistor npn npn BG2 and the other end connection circuit ground GND, NPN transistor BG2 of fixed ampllitude resistance R3
Colelctor electrode by load resistance R4 connection circuit positive pole VCC；
Lampblack absorber power socket control circuit: it is by triggering resistance R5, bidirectional triode thyristor BCR, oil smoke electromechanics
Supply socket CZ forms, and the control pole G of bidirectional triode thyristor BCR connects NPN transistor by triggering resistance R5
The colelctor electrode of BG2, the first anode T1 of bidirectional triode thyristor BCR connects one end and the bleeder resistance of decompression capacitor C6
One end of R6, the second plate T2 of bidirectional triode thyristor BCR connects the fire line terminal on lampblack absorber supply socket CZ,
Zero terminal connection circuit ground GND on lampblack absorber supply socket CZ, the protecting field on lampblack absorber supply socket CZ
Line terminals meets protection ground wire PE；
12V halfwave rectifier regulated power supply: it by decompression capacitor C6, bleeder resistance R6 and silicon rectifier diode D3,
Silicon voltage regulator diode DW, electrochemical capacitor C5 form, and the technical parameter of silicon voltage regulator diode DW is 12V, fall
One end of voltage capacitance C6 and one end of bleeder resistance R6 connect the fire of 220V alternating current power supply by and off switch SW
The other end of line end L, decompression capacitor C6 and another termination silicon rectifier diode D3 of bleeder resistance R6 are just
Pole, the negative pole of silicon rectifier diode D3 connects negative pole and the positive pole of electrochemical capacitor C5 of silicon voltage regulator diode DW,
The positive pole of silicon voltage regulator diode DW and the negative pole connection circuit ground GND of electrochemical capacitor C5；
The positive pole of 12V halfwave rectifier regulated power supply is connected with circuit anode VCC, 12V halfwave rectifier regulated power supply
The zero line side N of negative pole and circuit ground GND and 220V alternating current power supply be connected.
Accompanying drawing explanation
Accompanying drawing 1 is the circuit fundamental diagram of human body sensing lampblack absorber supply socket controller；Electromagnetic induction line
Circle B is that the IIIth winding is primary coil with high frequency magnetic core higher-order of oscillation transformator, and the IIth winding is secondary
Coil, the Ith winding is secondary coil.
Detailed description of the invention
According to the human body sensing lampblack absorber supply socket controller circuitry fundamental diagram shown in accompanying drawing 1 and accompanying drawing
Illustrate, and according to annexation between components and parts in each several part circuit described in summary of the invention, and embodiment party
Components and parts technical parameter described in formula requires and circuit production main points carry out enforcement and can realize the present invention, with
Under the correlation technique of the present invention is further described in conjunction with the embodiments.
The title of components and parts and technical parameter thereof
BG1～BG2 is NPN transistor, and the model of selection is 2SC9013, packing forms is TO 92；
D1～D2 is germanium diode, selects high-frequency diode, and the model of selection is 2AP9 or 1N60；
D3 is silicon rectifier diode, and the model of selection is 1N4007；
DW is silicon voltage regulator diode, and its technical parameter is 0.5A, 12V；
BCR is bidirectional triode thyristor, and its technical parameter is 5A/450V；
RP is potentiometer, and its resistance is the semi-fixed resistance of 720K Ω；
The resistance of biasing resistor R1 is 20K Ω；The resistance of negative feedback resistor R2 is 9.1K Ω；Fixed ampllitude resistance
The resistance of R3 is 78K Ω；The resistance of load resistance resistance R4 is 18K Ω；The resistance triggering resistance R5 is
22KΩ；R6 is bleeder resistance, and its resistance is 620K Ω, power is 1W；
The capacity of shunt capacitance C1 is 0.01 μ F；The capacity of negative feedback electric capacity C2 is 5～20PF；Vibration electricity
The capacity holding C3 is 680PF, and its capacity is unsuitable big；C4 be its capacity of filter capacitor be 2.2 μ F；C5 is
Electrochemical capacitor, its capacity is 1000 μ F/25V；C6 is decompression capacitor, and its capacity is 0.68 μ F/450V；
CZ is lampblack absorber supply socket, the three core supply sockets using technical specification to be 3A/250V；
SW is on and off switch, and use technical specification is 5A/250V.
Circuit production main points and circuit debugging
The making of electromagnetic induction coil B: on ￠ 5mm, high 4mm " work " font high frequency magnetic core, uses ￠
0.12mm enamel-covered wire coiling；The number of turn of 3 windings is respectively: number of turn 25T of the Ith winding, the IIth winding
Number of turn 11T, number of turn 55T of the IIIth winding；The order of coiling is first around the IIIth winding, further around the IIth winding,
Last around the Ith winding, the cured leaching envelope protection against the tide of the complete rear high frequency of coiling；
In order to ensure the sensitivity of electromagnetic induction coil B, cut when electromagnetic induction coil B is installed and can not use metal
Part fastens, and the shell of this controller can not use metal material；
If electromagnetic induction coil B not starting of oscillation, the two ends of the Ith winding coil or the IIth winding coil can be exchanged；
If the oscillation intensity of adjusted rear high frequency generator is inadequate, when showing as sensing human body proximity, NPN type crystal
Pipe BG2 cut-off is less reliable, the Ith number of winding turns of electromagnetic induction coil B can suitably be increased by 3～4T；
After 12V halfwave rectifier regulated power supply is normal, with the current collection of circuit tester monitoring NPN transistor BG2
Pole, emitter stage, regulator potentiometer RP makes NPN transistor BG2 just turn on, at this moment electromagnetic induction coil
B is in more weak oscillatory regime, and when human body moves closer to electromagnetic induction coil B, NPN transistor BG2 should
This transfers cut-off immediately to, and now sensitivity is the highest, carefully adjusts the parameter of potentiometer RP, makes electromagnetic induction
The distance of the sensing human body of coil B is preferred not less than 200cm.
The circuit structure design of the present invention, components' placement, and its face shaping and size etc. thereof
It is not the key technology of the present invention, is not claimed guardian technique content, because of not shadow
Ring specific implementation process of the present invention and the realization of goal of the invention, therefore illustrate the most one by one.
Claims (1)
1. a human body sensing lampblack absorber supply socket controller, it includes 220V alternating current power supply, 12V half-wave
Rectifying voltage regulator, high-frequency oscillating circuits, multiplication of voltage detecting circuit, direct current signal amplifying circuit, oil smoke are dynamo-electric
Supply socket control circuit, it is characterised in that:
Described high-frequency oscillating circuits by electromagnetic induction coil B, oscillating capacitance C3, NPN transistor BG1,
Potentiometer RP, biasing resistor R1 and shunt capacitance C1, negative feedback resistor R2 and negative feedback electric capacity C2 composition,
The colelctor electrode of NPN transistor BG1 connects the IIIth winding one end of electromagnetic induction coil B and oscillating capacitance C3's
One end, the IIIth winding other end of electromagnetic induction coil B and the other end connection circuit positive pole of oscillating capacitance C3
VCC, the base stage of NPN transistor BG1 meets the one of potentiometer RP by the IIth winding of electromagnetic induction coil B
Hold the one end with biasing resistor R1 and one end of shunt capacitance C1, the other end of potentiometer RP and movable end thereof
The other end of connection circuit positive pole VCC, biasing resistor R1 and the other end connection circuit ground GND of shunt capacitance C1,
The emitter stage of NPN transistor BG1 connects one end and one end of negative feedback electric capacity C2 of negative feedback resistor R2, negative
The other end of feedback resistance R2 and the other end connection circuit ground GND of negative feedback electric capacity C2；
Described multiplication of voltage detecting circuit is made up of germanium diode D1～D2 and filter capacitor C4, electromagnetic induction line
Ith winding one of circle B terminates the negative pole of germanium diode D1 and the positive pole of germanium diode D2, electromagnetic induction line
The positive pole connection circuit ground GND of the Ith winding other end connection circuit ground GND, germanium diode D1 of circle B, germanium two
The negative pole of pole pipe D2 connects the positive pole of filter capacitor C4, the negative pole connection circuit ground GND of filter capacitor C4；
Described direct current signal amplifying circuit is by NPN transistor BG2, fixed ampllitude resistance R3, load resistance R4
Composition, the base stage of NPN transistor BG2 meets negative pole and one end of fixed ampllitude resistance R3, the NPN of germanium diode D2
The emitter stage of transistor npn npn BG2 and the other end connection circuit ground GND, NPN transistor BG2 of fixed ampllitude resistance R3
Colelctor electrode by load resistance R4 connection circuit positive pole VCC；
Described lampblack absorber power socket control circuit is by triggering resistance R5, bidirectional triode thyristor BCR, lampblack absorber
Supply socket CZ forms, and the control pole G of bidirectional triode thyristor BCR connects NPN type crystal by triggering resistance R5
The colelctor electrode of pipe BG2, the first anode T1 of bidirectional triode thyristor BCR connects one end of decompression capacitor C6 and releases
One end of resistance R6, the second plate T2 of bidirectional triode thyristor BCR connects the live wire on lampblack absorber supply socket CZ
Terminal, the zero terminal connection circuit ground GND on lampblack absorber supply socket CZ, on lampblack absorber supply socket CZ
Protecting field line terminals meets protection ground wire PE；
Described 12V halfwave rectifier regulated power supply is by decompression capacitor C6, bleeder resistance R6 and silicon rectifier diode
D3, silicon voltage regulator diode DW, electrochemical capacitor C5 form, and the technical parameter of silicon voltage regulator diode DW is 12V,
One end of decompression capacitor C6 and one end of bleeder resistance R6 connect 220V alternating current power supply by and off switch SW
Another termination silicon rectifier diode D3's of the other end of live wire end L, decompression capacitor C6 and bleeder resistance R6
Positive pole, the negative pole of silicon rectifier diode D3 connects negative pole and the positive pole of electrochemical capacitor C5 of silicon voltage regulator diode DW,
The positive pole of silicon voltage regulator diode DW and the negative pole connection circuit ground GND of electrochemical capacitor C5；
The positive pole of described 12V halfwave rectifier regulated power supply is connected with circuit anode VCC, and 12V halfwave rectifier is steady
The negative pole of voltage source is connected with the zero line side N of circuit ground GND and 220V alternating current power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610321356.4A CN105867501A (en) | 2016-05-16 | 2016-05-16 | Human-body-induction-kitchen-ventilator power-socket controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610321356.4A CN105867501A (en) | 2016-05-16 | 2016-05-16 | Human-body-induction-kitchen-ventilator power-socket controller |
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| Publication Number | Publication Date |
|---|---|
| CN105867501A true CN105867501A (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610321356.4A Pending CN105867501A (en) | 2016-05-16 | 2016-05-16 | Human-body-induction-kitchen-ventilator power-socket controller |
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| CN (1) | CN105867501A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108601184A (en) * | 2018-06-12 | 2018-09-28 | 吴圣铎 | Toilet night human body sensing delay night-light |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63128406A (en) * | 1986-11-18 | 1988-06-01 | Seiko Epson Corp | Constant voltage generating circuit |
| JP2000035828A (en) * | 1998-07-17 | 2000-02-02 | Sanyo Electric Co Ltd | Power supply circuit and power amplifier using the circuit |
| CN201000583Y (en) * | 2006-08-07 | 2008-01-02 | 崇贸科技股份有限公司 | Voltage stabilizer for providing energy by AC power supply |
| CN101394166A (en) * | 2008-10-28 | 2009-03-25 | 深圳市矽普特科技有限公司 | Triangle wave generating circuit, pulse width modulation circuit and audio power amplifying circuit |
| CN102156501A (en) * | 2010-12-29 | 2011-08-17 | 广东省计量科学研究院东莞分院 | AC-DC (Alternating Current Direct Current) small-current electronic load simulator |
| CN105249878A (en) * | 2015-11-10 | 2016-01-20 | 吴圣铎 | Proximity automatic hand drying device |
-
2016
- 2016-05-16 CN CN201610321356.4A patent/CN105867501A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63128406A (en) * | 1986-11-18 | 1988-06-01 | Seiko Epson Corp | Constant voltage generating circuit |
| JP2000035828A (en) * | 1998-07-17 | 2000-02-02 | Sanyo Electric Co Ltd | Power supply circuit and power amplifier using the circuit |
| CN201000583Y (en) * | 2006-08-07 | 2008-01-02 | 崇贸科技股份有限公司 | Voltage stabilizer for providing energy by AC power supply |
| CN101394166A (en) * | 2008-10-28 | 2009-03-25 | 深圳市矽普特科技有限公司 | Triangle wave generating circuit, pulse width modulation circuit and audio power amplifying circuit |
| CN102156501A (en) * | 2010-12-29 | 2011-08-17 | 广东省计量科学研究院东莞分院 | AC-DC (Alternating Current Direct Current) small-current electronic load simulator |
| CN105249878A (en) * | 2015-11-10 | 2016-01-20 | 吴圣铎 | Proximity automatic hand drying device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108601184A (en) * | 2018-06-12 | 2018-09-28 | 吴圣铎 | Toilet night human body sensing delay night-light |
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Application publication date: 20160817 |