CN201752683U - Automatic sprinkling irrigation device - Google Patents
Automatic sprinkling irrigation device Download PDFInfo
- Publication number
- CN201752683U CN201752683U CN2010202411763U CN201020241176U CN201752683U CN 201752683 U CN201752683 U CN 201752683U CN 2010202411763 U CN2010202411763 U CN 2010202411763U CN 201020241176 U CN201020241176 U CN 201020241176U CN 201752683 U CN201752683 U CN 201752683U
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- integrated circuit
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- power supply
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- triode
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
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Abstract
An automatic sprinkling irrigation device consists of essential electronic elements such as resistors, an integrated circuit, a triode and a relay. A resistor R1 is connected to an anode of a power source, a soil moisture sensor T1 is connected to a cathode of the power source, the other end of the soil moisture sensor T1 is connected to the other end of the resistor R1, a junction point of the soil moisture sensor T1 and the resistor R1 is connected with a first pin at the positive input end of the integrated circuit U1, one end of a resistor R2 is connected with the anode of the power source, one end of a resistor R3 is connected with the cathode of the power source, the other end of the resistor R2 is connected with the other end of the resistor R3, a junction point of the R2 and the R3 is connected with a second pin at the negative input end of the integrated circuit U1, a fourth pin of the integrated circuit U1 is connected with the anode of the power source, a fifth pin of the integrated circuit U1 is connected with the cathode of the power source, a third pin of the integrated circuit U1 is connected with a base electrode of a triode Q1, the base electrode of the triode Q1 is connected to the cathode of the power source after being connected with the a resistor 4, a collector electrode of the triode is connected with the anode of the power source after being in series connection with a control winding of a relay J, a diode D1 is reversely parallelly connected with the control winding of the relay, an emitter electrode of the triode is connected to the cathode of the power source, and a control contact K1 of the relay J is in series connection with a solenoid valve S1 and then connected with the mains supply, thereby realizing controlling sprinkling irrigation automatically.
Description
Technical field
The utility model relates to a kind of controller for spray irrigation, and it is particularly related to a kind of automatic irrigation device that adopts electronic circuit control.
Background technology
Existing rainer generally adopts the Artificial Control mode, according to staff's experience control sprinkling irrigation water valve, otherwise excessively sprinkling irrigation, waste water resource occur; Otherwise cause plant hydropenia.
The utility model content
The purpose of this utility model is to provide a kind of automatic irrigation device, adopts simple electronic circuit, can realize automatic irrigation, and the water content of science control soil guarantees plant normal growth.
The purpose of this utility model can realize by following circuit.This device is made of basic electronic component such as resistance, integrated circuit, triode, relay.On the positive pole of power supply, connect resistance R 1, on the negative pole of power supply, connect soil water-containing sensor T1, the other end of T1 links to each other with the other end of resistance R 1; The tie point of T1 and R1 links to each other with positive input terminal 1 pin of integrated circuit U1; One end of resistance R 2 links to each other with the positive pole of power supply, one end of resistance R 3 links to each other with the negative pole of power supply, the other end of resistance R 2 links to each other with the other end of resistance R 3, the tie point of R2, R3 links to each other with negative input end 2 pin of integrated circuit U1,4 pin of integrated circuit U1 link to each other with the positive pole of power supply, and 5 pin of integrated circuit U1 link to each other with the negative pole of power supply, and 3 pin of integrated circuit U1 link to each other with the base stage of triode Q1, after the base stage of Q1 connects resistance R 4, continuous with the negative pole of power supply; Positive pole with power supply behind the control winding of the colelctor electrode SRE J of triode links to each other; On the control winding of relay, reverse parallel connection diode D1, the emitter stage of triode links to each other with the negative pole of power supply; The control contact K1 series electrical magnet valve S1 of relay J links to each other with civil power, realizes control sprinkling irrigation automatically.
In the utility model, R1, T1, R2, R3 constitute the input voltage comparison circuit, when moisture is high in the soil, the positive input terminal voltage of integrated circuit U1 is low, the output no-voltage output of U1, and triode Q1 ends, the relay J no current passes through, and magnetic valve S1 no current passes through, and sprinkling irrigation stops; Otherwise, when moisture is lower than setting value in the soil, the positive input terminal voltage height of integrated circuit U1,, the output HIGH voltage of U1, triode Q1 saturation conduction, relay J adhesive control contact K, magnetic valve S1 adhesive, sprinkling irrigation beginning.So circulation realizes automatic irrigation.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model.
The specific embodiment
In circuit shown in Figure 1, this device is made of basic electronic component such as resistance, integrated circuit, triode, relay.On the positive pole of 12V power supply, connect resistance R 1, on the negative pole of power supply, connect soil water-containing sensor T1, the other end of T1 links to each other with the other end of resistance R 1; The tie point of T1 and R1 links to each other with positive input terminal 1 pin of integrated circuit U1; One end of resistance R 2 links to each other with the positive pole of power supply, one end of resistance R 3 links to each other with the negative pole of power supply, the other end of resistance R 2 links to each other with the other end of resistance R 3, the tie point of R2, R3 links to each other with negative input end 2 pin of integrated circuit U1,4 pin of integrated circuit U1 link to each other with the positive pole of power supply, and 5 pin of integrated circuit U1 link to each other with the negative pole of power supply, and 3 pin of integrated circuit U1 link to each other with the base stage of triode Q1, after the base stage of Q1 connects resistance R 4, continuous with the negative pole of power supply; Positive pole with power supply behind the control winding of the colelctor electrode SRE J of triode links to each other; On the control winding of relay, reverse parallel connection diode D1, the emitter stage of triode links to each other with the negative pole of power supply; The control contact K1 series electrical magnet valve S1 of relay J links to each other with civil power, realizes control sprinkling irrigation automatically.
It is soil moisture sensor that element in the circuit shown in Figure 1 can adopt following parameter: T1, inserts the appropriate location of control soil exactly respectively at two metal sheets, and R1 selects between 1K-100K according to the soil moisture of setting up an office; R1=R2=R3=10K, integrated circuit U1 selects the ordinary single power supply amplifier, and as LM741, triode is selected for use, and 8050, relay is selected the 12V control relay for use, and magnetic valve S1 selects according to the sprinkling irrigation water yield.
Claims (1)
1. an automatic irrigation device comprises by basic electronic component such as resistance, integrated circuit, triode, relay constituting, and it is characterized in that on the positive pole of power supply, connect resistance R 1, on the negative pole of power supply, connect soil water-containing sensor T1, the other end of T1 links to each other with the other end of resistance R 1; The tie point of T1 and R1 links to each other with positive input terminal 1 pin of integrated circuit U1; One end of resistance R 2 links to each other with the positive pole of power supply, one end of resistance R 3 links to each other with the negative pole of power supply, the other end of resistance R 2 links to each other with the other end of resistance R 3, the tie point of R2, R3 links to each other with negative input end 2 pin of integrated circuit U1,4 pin of integrated circuit U1 link to each other with the positive pole of power supply, and 5 pin of integrated circuit U1 link to each other with the negative pole of power supply, and 3 pin of integrated circuit U1 link to each other with the base stage of triode Q1, after the base stage of Q1 connects resistance R 4, continuous with the negative pole of power supply; Positive pole with power supply behind the control winding of the colelctor electrode SRE J of triode links to each other; On the control winding of relay, reverse parallel connection diode D1, the emitter stage of triode links to each other with the negative pole of power supply; The control contact K1 series electrical magnet valve S1 of relay J links to each other with civil power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202411763U CN201752683U (en) | 2010-06-29 | 2010-06-29 | Automatic sprinkling irrigation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202411763U CN201752683U (en) | 2010-06-29 | 2010-06-29 | Automatic sprinkling irrigation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201752683U true CN201752683U (en) | 2011-03-02 |
Family
ID=43620415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202411763U Expired - Fee Related CN201752683U (en) | 2010-06-29 | 2010-06-29 | Automatic sprinkling irrigation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201752683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562226A (en) * | 2015-12-20 | 2016-05-11 | 成都悦翔翔科技有限公司 | Water spray control system for shower based on steady-flow type voltage step-down circuit |
-
2010
- 2010-06-29 CN CN2010202411763U patent/CN201752683U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562226A (en) * | 2015-12-20 | 2016-05-11 | 成都悦翔翔科技有限公司 | Water spray control system for shower based on steady-flow type voltage step-down circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110302 Termination date: 20110629 |