CN204592493U - Inductive water tap control circuit - Google Patents
Inductive water tap control circuit Download PDFInfo
- Publication number
- CN204592493U CN204592493U CN201520302922.8U CN201520302922U CN204592493U CN 204592493 U CN204592493 U CN 204592493U CN 201520302922 U CN201520302922 U CN 201520302922U CN 204592493 U CN204592493 U CN 204592493U
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- water tap
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Abstract
The utility model discloses a kind of inductive water tap control circuit, comprise power voltage step down circuit, induced signal testing circuit, signal acquisition processing circuit, water tap Drive and Control Circuit; Described power voltage step down circuit is induced signal testing circuit, signal acquisition processing circuit and water tap Drive and Control Circuit provide electrical signal; The movable signal of described induced signal testing circuit human body, and give signal acquisition processing circuit after treatment; Described signal acquisition processing circuit is after the induced signal collecting treatment sent here, hydrant Drive and Control Circuit control signal; After the trigger signal of described water tap Drive and Control Circuit Received signal strength collecting treatment circuit, control opening or closing of water tap.Adopt the utility model, not only saving water resource, effectively can also prevent cross infection, reduce the generation of fault, use the water tap that this inductive water tap control circuit controls, not only health but also safety.
Description
Technical field
The utility model relates to Human Detection, refers more particularly to the inductive water tap control circuit utilizing human body induction control water tap.
Background technique
In daily life, we are with water every day, general water tap all adopts mechanical, as occasions such as public faucet, public lavatory, family, mansions, due on hand with bacterium, be easy to cross infection occurs, also can because general idea is not related to waste water resource, mechanical water tap is easily out of order, and Given this, develops a kind of inductive water tap control circuit.
Summary of the invention
The utility model is intended to solve the deficiencies in the prior art, provides a kind of inductive water tap control circuit.
Inductive water tap control circuit, comprises power voltage step down circuit, induced signal testing circuit, signal acquisition processing circuit, water tap Drive and Control Circuit;
Described power voltage step down circuit is induced signal testing circuit, signal acquisition processing circuit and water tap Drive and Control Circuit provide electrical signal;
The movable signal of described induced signal testing circuit human body, and give signal acquisition processing circuit after treatment;
Described signal acquisition processing circuit is after the induced signal collecting treatment sent here, hydrant Drive and Control Circuit control signal;
After the trigger signal of described water tap Drive and Control Circuit Received signal strength collecting treatment circuit, control opening or closing of water tap;
Described power voltage step down circuit comprises civil power, quenching resistor, the second resistance, decompression capacitor, the second electric capacity, voltage-stabiliser tube;
One termination quenching resistor of described civil power and one end of decompression capacitor, the other end ground connection, one termination quenching resistor of the second resistance and the other end of decompression capacitor, one end of another termination voltage-stabiliser tube and the anode of the second electric capacity, and export+5V power supply, the negative terminal of another termination second electric capacity of voltage-stabiliser tube, and ground connection;
Described induced signal testing circuit comprises pyroelectric infrared sensor, the 3rd electric capacity, the 3rd resistance, the 4th resistance, photoresistor;
1 pin of described pyroelectric infrared sensor connects one end and voltage-stabiliser tube one end of the 4th resistance, 2 pin connect one end of the 3rd resistance, one end of the 3rd electric capacity and 13 pin of signal processing chip, 3 pin connect the other end of the 3rd electric capacity, the 3rd resistance, photoresistor, and ground connection, one end of another termination photoresistor of the 4th resistance and 9 pin of signal processing chip;
Described signal acquisition processing circuit comprises the 5th resistance, the 4th electric capacity, the 6th resistance, the 5th electric capacity, the 7th resistance, the 6th electric capacity, the 8th resistance, the 9th resistance, the 7th electric capacity, signal processing chip, the tenth resistance, the 11 resistance, the 12 resistance, the 8th electric capacity, the 9th electric capacity, switch;
1 pin of described signal processing chip connects the common port of switch, 2 pin connect one end of the 12 resistance, 3 pin connect one end of the 8th electric capacity and the other end of the 11 resistance, 4 pin connect one end of the 11 resistance, 5 pin connect one end of the 9th electric capacity and the other end of the tenth resistance, 6 pin connect one end of the tenth resistance, 7 pin connect the other end of the 8th electric capacity, the other end of the 9th electric capacity, the other end of switch, the other end of the 5th resistance and the other end of the 7th electric capacity, and ground connection, 8 pin and 11 pin connect the other end of+5V power supply and switch, 10 pin connect one end of the 5th resistance, 12 pin connect one end of the 5th electric capacity and the 7th resistance, 13 pin connect one end of the 6th resistance, the other end of the 5th electric capacity and the 7th resistance, 15 pin connect one end of the 6th electric capacity, one end of 8th resistance and one end of the 9th resistance, the negative terminal of 16 pin the 4th electric capacity, the other end of the 6th electric capacity and the other end of the 8th resistance, the anode of another termination the 4th electric capacity of the 6th resistance, one end of another termination the 7th electric capacity of the 9th resistance,
Described water tap Drive and Control Circuit comprises the 13 resistance, the 14 resistance, triode, bidirectional triode thyristor, solenoid valve;
The base stage of described triode connects the other end of the 12 resistance, collector electrode is by the other end of the 13 resistance, emitter connects the other end of the 14 resistance and the gate pole of bidirectional triode thyristor, one end of one termination voltage-stabiliser tube of the 13 resistance, the second plate of another termination bidirectional triode thyristor of the 14 resistance, and ground connection, the first anode of a termination bidirectional triode thyristor of solenoid valve, one end of another termination quenching resistor;
As the inductive water tap control circuit that the utility model provides, utilize photoresistor and pyroelectric infrared sensor human body signal, after signal being detected, to bidirectional triode thyristor trigger signal, solenoid valve must conduct, and water tap is opened.Adopt the utility model, not only saving water resource, effectively can also prevent cross infection, reduce the generation of fault, use the water tap that this inductive water tap control circuit controls, not only health but also safety.
Accompanying drawing explanation
Fig. 1 is inductive water tap control circuit structural representation of the present utility model.
Fig. 2 is the circuit diagram of the inductive water tap control circuit of the utility model 1.
Fig. 3 is the circuit diagram of the inductive water tap control circuit of the utility model exploitation.
Embodiment
Below in conjunction with accompanying drawing, the utility model content is further illustrated.
As shown in Figure 1, be inductive water tap control circuit structural representation of the present utility model, comprise power voltage step down circuit 1, induced signal testing circuit 2, signal acquisition processing circuit 3, water tap Drive and Control Circuit 4;
Described power voltage step down circuit 1 is induced signal testing circuit 2, signal acquisition processing circuit 3 and water tap Drive and Control Circuit 4 provide electrical signal;
The movable signal of described induced signal testing circuit 2 human body, and give signal acquisition processing circuit after treatment;
Described signal acquisition processing circuit 3 is after the induced signal collecting treatment sent here, hydrant Drive and Control Circuit control signal;
After the trigger signal of described water tap Drive and Control Circuit 4 Received signal strength collecting treatment circuit, control opening or closing of water tap;
As shown in Figure 2, be the circuit diagram of the inductive water tap control circuit of the utility model 1.
Described power voltage step down circuit 1 comprises civil power 11, decompression capacitor 12, quenching resistor 13, resistance 14, electric capacity 16, voltage-stabiliser tube 15;
One termination quenching resistor 13 of described civil power 11 and one end of decompression capacitor 12, the other end ground connection, one termination quenching resistor 13 of resistance 14 and the other end of decompression capacitor 12, one end of another termination voltage-stabiliser tube 15 and the anode of electric capacity 16, and export+5V power supply, the negative terminal of another termination capacitor 16 of voltage-stabiliser tube 15, and ground connection;
Described induced signal testing circuit 2 comprises pyroelectric infrared sensor 21, electric capacity 22, resistance 23, resistance 24, photoresistor 25;
One end of 1 pin connecting resistance 24 of described pyroelectric infrared sensor and voltage-stabiliser tube 15 one end, 13 pin of one end of 2 pin connecting resistances 23, one end of electric capacity 22 and signal processing chip 310,3 pin connect the other end of electric capacity 22, resistance 23, photoresistor 25, and ground connection, one end of another termination photoresistor 25 of resistance 24 and 9 pin of signal processing chip 310;
Described signal acquisition processing circuit 3 comprises resistance 301, electric capacity 302, resistance 303, electric capacity 304, resistance 305, electric capacity 306, resistance 307, resistance 308, electric capacity 309, signal processing chip 310, resistance 311, resistance 312, resistance 313, electric capacity 314, electric capacity 315, switch 316;
1 pin of described signal processing chip connects the common port of switch 316, one end of 2 pin connecting resistances 313, 3 pin connect one end of electric capacity 314 and the other end of resistance 312, one end of 4 pin connecting resistances 312, 5 pin connect one end of electric capacity 315 and the other end of resistance 311, one end of 6 pin connecting resistances 311, 7 pin connect the other end of electric capacity 314, the other end of electric capacity 315, the other end of switch 316, the other end of resistance 301 and the other end of electric capacity 309, and ground connection, 8 pin and 11 pin connect the other end of+5V power supply and switch 316, one end of 10 pin connecting resistances 301, 12 pin connect one end of electric capacity 304 and resistance 305, one end of 13 pin connecting resistances 303, the other end of electric capacity 304 and resistance 305, 15 pin connect one end of electric capacity 306, one end of resistance 307 and one end of resistance 308, the negative terminal of 16 pin electric capacity 302, the other end of electric capacity 306 and the other end of resistance 307, the anode of another termination capacitor 302 of resistance 303, one end of another termination capacitor 309 of resistance 308,
Described water tap Drive and Control Circuit 4 comprises resistance 41, resistance 43, triode 42, bidirectional triode thyristor 44, solenoid valve 45;
The other end of the base stage connecting resistance 313 of described triode 42, the other end of resistance 41 pressed by collector electrode, the other end of emitter connecting resistance 43 and the gate pole of bidirectional triode thyristor 44, one end of one termination voltage-stabiliser tube 15 of resistance 41, the second plate of another termination bidirectional triode thyristor 44 of resistance 43, and ground connection, the first anode of a termination bidirectional triode thyristor 44 of solenoid valve 45, one end of another termination quenching resistor 3;
The controlling method of inductive water tap control circuit, comprises the steps:
(1) switch 316 is met+5V, signal processing chip 310 is in can repeated trigger state;
(2) after photoresistor is blocked by human body parts, resistance value becomes large, and 9 pin of signal processing chip 310 export as high level, then send a trigger signal;
(3) when pyroelectric infrared sensor receives human infrared signal, the signal received is after resistance 22, electric capacity 23 go undesired signal, send into 14 pin of signal processing chip 310, exported, after electric capacity 302, resistance 303 are coupled by 16 pin after 14,15 pin one-levels are amplified, inputted by 13 pin, after secondary amplifies, because 12 pin export, then through two-way amplitude discrimination, export, to bidirectional triode thyristor 44 1 trigger signals from 2 pin;
(4), after bidirectional triode thyristor 44 is triggered, solenoid valve 45 conducting of water tap is controlled;
(5) ON time of solenoid valve 45 is determined by resistance 311 and electric capacity 315.
As shown in Figure 3, be the circuit diagram of the inductive water tap control circuit of the utility model exploitation.
The utility model discloses a kind of inductive water tap control circuit, and describe embodiment of the present utility model and effect with reference to the accompanying drawings.It is understood that above-described embodiment is just to explanation of the present utility model, instead of to restriction of the present utility model, any model utility do not exceeded in the utility model spirit is created, and all falls within the utility model protection domain.
Claims (2)
1. inductive water tap control circuit, is characterized in that comprising power voltage step down circuit, induced signal testing circuit, signal acquisition processing circuit, water tap Drive and Control Circuit;
Described power voltage step down circuit is induced signal testing circuit, signal acquisition processing circuit and water tap Drive and Control Circuit provide electrical signal, described power voltage step down circuit comprises civil power, quenching resistor, the second resistance, decompression capacitor, the second electric capacity, voltage-stabiliser tube, one termination quenching resistor of described civil power and one end of decompression capacitor, the other end ground connection, one termination quenching resistor of the second resistance and the other end of decompression capacitor, one end of another termination voltage-stabiliser tube and the anode of the second electric capacity, and export+5V power supply, the negative terminal of another termination second electric capacity of voltage-stabiliser tube, and ground connection;
The movable signal of described induced signal testing circuit human body, and give signal acquisition processing circuit after treatment, described induced signal testing circuit comprises pyroelectric infrared sensor, 3rd electric capacity, 3rd resistance, 4th resistance, photoresistor, 1 pin of described pyroelectric infrared sensor device connects one end and voltage-stabiliser tube one end of the 4th resistance, 2 pin connect one end of the 3rd resistance, one end of 3rd electric capacity and 13 pin of signal processing chip, 3 pin connect the 3rd electric capacity, 3rd resistance, the other end of photoresistor, and ground connection, one end of another termination photoresistor of the 4th resistance and 9 pin of signal processing chip,
Described signal acquisition processing circuit is after the induced signal collecting treatment sent here, hydrant Drive and Control Circuit control signal;
After the trigger signal of described water tap Drive and Control Circuit Received signal strength collecting treatment circuit, control opening or closing of water tap, described water tap Drive and Control Circuit comprises the 13 resistance, 14 resistance, triode, bidirectional triode thyristor, solenoid valve, the base stage of described triode connects the other end of the 12 resistance, collector electrode is by the other end of the 13 resistance, emitter connects the other end of the 14 resistance and the gate pole of bidirectional triode thyristor, one end of one termination voltage-stabiliser tube of the 13 resistance, the second plate of another termination bidirectional triode thyristor of the 14 resistance, and ground connection, the first anode of one termination bidirectional triode thyristor of solenoid valve, one end of another termination quenching resistor.
2. inductive water tap control circuit as claimed in claim 1, is characterized in that described signal acquisition processing circuit comprises the 5th resistance, the 4th electric capacity, the 6th resistance, the 5th electric capacity, the 7th resistance, the 6th electric capacity, the 8th resistance, the 9th resistance, the 7th electric capacity, signal processing chip, the tenth resistance, the 11 resistance, the 12 resistance, the 8th electric capacity, the 9th electric capacity, switch;
1 pin of described signal processing chip connects the common port of switch, 2 pin connect one end of the 12 resistance, 3 pin connect one end of the 8th electric capacity and the other end of the 11 resistance, 4 pin connect one end of the 11 resistance, 5 pin connect one end of the 9th electric capacity and the other end of the tenth resistance, 6 pin connect one end of the tenth resistance, 7 pin connect the other end of the 8th electric capacity, the other end of the 9th electric capacity, the other end of switch, the other end of the 5th resistance and the other end of the 7th electric capacity, and ground connection, 8 pin and 11 pin connect the other end of+5V power supply and switch, 10 pin connect one end of the 5th resistance, 12 pin connect one end of the 5th electric capacity and the 7th resistance, 13 pin connect one end of the 6th resistance, the other end of the 5th electric capacity and the 7th resistance, 15 pin connect one end of the 6th electric capacity, one end of 8th resistance and one end of the 9th resistance, the negative terminal of 16 pin the 4th electric capacity, the other end of the 6th electric capacity and the other end of the 8th resistance, the anode of another termination the 4th electric capacity of the 6th resistance, one end of another termination the 7th electric capacity of the 9th resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520302922.8U CN204592493U (en) | 2015-05-07 | 2015-05-07 | Inductive water tap control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520302922.8U CN204592493U (en) | 2015-05-07 | 2015-05-07 | Inductive water tap control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204592493U true CN204592493U (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520302922.8U Expired - Fee Related CN204592493U (en) | 2015-05-07 | 2015-05-07 | Inductive water tap control circuit |
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| Country | Link |
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| CN (1) | CN204592493U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013728A (en) * | 2017-04-27 | 2017-08-04 | 安徽大学 | A kind of control circuit of touching formula induction tap |
| CN108946846A (en) * | 2018-10-09 | 2018-12-07 | 圣都家居装饰有限公司 | A kind of home furnishings intelligent water supply system and water feeding method |
-
2015
- 2015-05-07 CN CN201520302922.8U patent/CN204592493U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013728A (en) * | 2017-04-27 | 2017-08-04 | 安徽大学 | A kind of control circuit of touching formula induction tap |
| CN108946846A (en) * | 2018-10-09 | 2018-12-07 | 圣都家居装饰有限公司 | A kind of home furnishings intelligent water supply system and water feeding method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20160507 |