CN2752493Y - Automatic supplying water controller for water pump - Google Patents
Automatic supplying water controller for water pump Download PDFInfo
- Publication number
- CN2752493Y CN2752493Y CN 200420095173 CN200420095173U CN2752493Y CN 2752493 Y CN2752493 Y CN 2752493Y CN 200420095173 CN200420095173 CN 200420095173 CN 200420095173 U CN200420095173 U CN 200420095173U CN 2752493 Y CN2752493 Y CN 2752493Y
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- water
- water pump
- cpu
- supply controller
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Abstract
The utility model relates to an automatic water supply controller for a water pump, which comprises a controlling circuit, an executive circuit which controls a water pump to run or stop, a water source monitoring circuit which is composed of a signal processing circuit I and two electrode heads which are arranged on a water inlet pipe opening or a water outlet pipe opening of the water pump, and a water level monitoring circuit which is composed of signal processing circuits II, III and an upper electrode head, a middle electrode head and a lower electrode head which are arranged in an upper pool. The automatic water supply controller for a water pump adopts safe voltage and the electrode heads to monitor the water source and the water level, which has reliable operation and safety to human body. The water source monitoring circuit can prevent the idle rotation of the water pump, save electric energy, and prolong the service life of the water pump. In addition, the utility model has the advantages of low cost and convenient installation.
Description
Technical field
The utility model relates to water pump controller, particularly a kind of water pump automatic water-supply controller of electricity consumption submode control of pump automatic water-supply.
Background technique
The traditional water pump controller is that the ball float Magnetic sucking switch is set in the pond, and this Magnetic sucking switch is connected in the current supply circuit of water pump, and when water level was low, ball float was downward, switch connection, and pump working draws water, and when water level was high, ball float made progress, and switch disconnects, and water pump stops pumping.There is following shortcoming: 1, be that the interior Magnetic sucking switch of ball float is easily stuck, and have high voltage, dangerous to human body.2, when water supply there is not water, water pump idle running, the waste electric energy, and also easily heating causes water pump to damage.
Summary of the invention
Technical problem to be solved in the utility model is that to overcome the traditional water pump controller dangerous to human body, and the defective of waste electric energy and fragile water pump provides a kind of easy for installation, safe in utilization, reliable, power saving, water pump automatic water-supply controller that cost is low.
In order to solve the problems of the technologies described above, the utility model water pump automatic water-supply controller comprises a control circuit, the condition indication circuit that this control circuit contains CPU, cpu clock circuit, reset circuit and is connected in the CPU output terminal; One executive circuit, this executive circuit are used for the control of pump operation or stop, and its control end is connected with the output terminal of described CPU; One water source observation circuit, this water source observation circuit contain signal processing circuit I and are installed on two electrode tips of pump water inlet mouth or effluent pipe mouth, and wherein, an electrode tip connects signal source, and another electrode tip connects the input end of signal processing circuit I to described CPU; And, one water level monitoring circuit, this water level monitoring circuit contains signal processing circuit II, III, and be installed on three electrode tips in upper, middle and lower in the upper pool, wherein, the bottom electrode head connects signal source, and power on cartridge and middle electrode tip connect signal processing circuit III, the II respective input to described CPU respectively.
This water pump automatic water-supply controller adopts safety voltage and electrode tip that water source and water level are monitored, and is reliable and to human body safety.It is provided with the water source testing circuit and prevents water pump idle running, can save electric energy, prolongs water pump working life.Its cost is low in addition, and is easy for installation.
Description of drawings
Fig. 1 is the theory diagram of present embodiment;
Fig. 2 is its circuit diagram;
Fig. 3 is its user mode reference drawing;
Fig. 4 is its another kind of user mode reference drawing.
Embodiment
Be described further below in conjunction with accompanying drawing.
As shown in Figure 1, this water pump automatic water-supply controller comprises a control circuit 1, the condition indication circuit that this control circuit 1 contains CPU, cpu clock circuit, reset circuit and is connected in the CPU output terminal; One executive circuit 4, this executive circuit 4 are used for the control of pump operation or stop, and its control end is connected with the output terminal of described CPU; One water source observation circuit 2, this water source observation circuit 2 contains signal processing circuit I and is installed on two electrode tip A, the D of pump water inlet mouth or effluent pipe mouth, wherein, an electrode tip D connects signal source, and another electrode tip A connects the input end of signal processing circuit I to described CPU; And, one water level monitoring circuit 3, this water level monitoring circuit 3 contains signal processing circuit II, III, and be installed on upper, middle and lower three electrode tip C, B, E in the upper pool, wherein, bottom electrode head E connects signal source, and power on cartridge C and middle electrode tip B connect signal processing circuit III, the II respective input to described CPU respectively.
Fig. 2 is the circuit diagram of present embodiment.The power circuit of this controller that transformer T1, rectifier D7, capacitor C3, voltage stabilizer U1 constitute among the figure.Its signal source adopts the 15V Ac, and it is that civil power forms after transformer T2 transformation.
With reference to Fig. 2, in the control circuit 1, U2 is CPU, and it adopts model is the intergrated circuit of CF745.The cpu clock circuit adopts 4MHz crystal oscillator Z1, and crystal oscillator Z1 is connected between the pin 15,16 of U2.Reset circuit is by resistor R 1, and capacitor C1, C2 and diode D1 constitute, and reset signal is from pin 4 inputs of U2.Condition indication circuit is made of four light emitting diode D3, D4, D5, D6 and four current-limiting resistor R3, R4, R5, R6, is used to indicate current working state.
In the water source observation circuit 2, signal processing circuit I comprises current rectifying and wave filtering circuit that is made of bridge rectifier D 8, filter capacitor C4 and the buffer circuit that is made of photo coupler U3, and the output terminal resistors in series R8 of current rectifying and wave filtering circuit is to the input end of photo coupler U3.Described buffer circuit also can adopt other buffer circuit.Two electrode tip A, D are installed on pump water inlet mouth or effluent pipe mouth, and wherein, electrode tip D connects signal source 15V Ac, and electrode tip A connects the input end of bridge rectifier D 8.Photo coupler U3 output connects the pin 1 of the input end U2 of CPU.
In the water level monitoring circuit 3, signal source is the 15V Ac, and it is that civil power forms after transformer T2 transformation.Signal processing circuit II comprises current rectifying and wave filtering circuit that is made of bridge rectifier D 9, filter capacitor C5 and the buffer circuit that is made of photo coupler U4.Signal processing circuit III comprises current rectifying and wave filtering circuit that is made of bridge rectifier D 10, filter capacitor C6 and the buffer circuit that is made of photo coupler U5.Three electrode tip C, B, E are installed in the upper pool in upper, middle and lower, wherein, bottom electrode head E connects signal source 15V Ac, the cartridge C that powers on connects the input end of bridge rectifier D 10, photo coupler U5 output connects the pin 17 of the input end U2 of CPU, middle electrode tip B connects the input end of bridge rectifier D 9, and photo coupler U4 output connects the pin 18 of the input end U2 of CPU.
Narrate the control principle of this water pump automatic water-supply controller below:
Water pump automatic water-supply when 1, the water source being arranged.
In the water level of upper pool is lower than during electrode tip B, middle electrode tip B does not have current delivery to give rectification circuit D9, photo coupler U4 output high level is given CPU the 18th pin, this signal keeps 20 seconds when constant, after the identification of CPU internal logic circuit, CPU the 6th pin output positive pulse signal (keeping 3 fens clock times) control Q1 conducting, relay K 1 coil has electric current to pass through, the make contact of relay K 1 makes pump motor M1 work; In 3 fens clock times, when having water to pass through in the pipeline, the current signal of electrode tip D is transferred to electrode tip A by water, export to rectification circuit D8 again, photo coupler U3 output low level is given CPU the 1st pin, and this signal keeps 20 seconds when constant, CPU the 6th pin output positive pulse signal keeps Q1 to continue conducting, pump motor M1 works on, and send water to upper pool, and CPU shows the work at present state by its 7th, 8,9,10 pin output pulse signal control tutorial light simultaneously.
2, water pump stops automatically during the upper pool full water.
When the water level arrival when upper pool powers on cartridge C, the current signal of bottom electrode head E is transferred to the cartridge C that powers on by water, export to rectification circuit D10 again, photo coupler U5 output low level is given CPU the 17th pin, this signal keeps 20 seconds when constant, after the identification of CPU internal logic circuit, CPU the 6th pin does not have positive pulse signal output, Q1 ends, relay K 1 coil does not have electric current to pass through, its contact disconnects, and pump motor M1 stops, and CPU shows the work at present state by the 7th, 8,9,10 pin output pulse signals control tutorial light simultaneously.
Protection pump motor when 3, not having the water source.
In 3 fens clock times, there is not water to pass through in the pipeline, the current signal of electrode tip D can not arrive electrode tip A, and photo coupler U3 output high level is given CPU the 1st pin, and this signal keeps 20 seconds when constant, after the identification of CPU internal logic circuit is waited for 3 minutes, CPU the 6th pin does not have positive pulse signal output, and Q1 ends, and relay K 1 contact disconnects, pump motor M1 stops, and CPU shows the work at present state by the pulse signal control tutorial light of the 7th, 8,9,10 pin output simultaneously.
In order to prevent from the water supply line gas to be arranged, it is unstable intermittently the water source to occur, cause that CPU internal logic circuit identification produces misoperation, will keep in 20 seconds when constant that the CPU internal logic circuit is discerned and just can be come into force with 1,17, the 18 pin input signals of program setting CPU.
This water pump automatic water-supply controller is when the water level of upper pool is lower than when powering on cartridge C, and the CPU program of at every turn switching on all can start pump motor work 3 minutes, continues according to above-mentioned control principle control of pump motor M 1 in 3 minutes or quits work.In the water level of upper pool is lower than during electrode tip B, the CPU program can be every starting electrical machinery M1 work in 1 hour 3 minutes, in 3 minutes, continue or quit work according to above-mentioned control principle automatic control motor M1, can satisfy the situation of the disposable extraction of the not enough water pump of the slow water storage of well water seepage velocity, and the gas in the emptying tap water supply pipeline.
Fig. 3 is a kind of user mode figure of above-mentioned water pump automatic water-supply controller.6 is upper pool among the figure, and 7 is water pump automatic water-supply controller, and 8 is power switch, and 9 is water pump.It is monitored electrode tip A, D with the water source and is installed in water pump water outlet mouth of pipe place, can be fit to self-priming pump, submersible pump, deep water pump in the single-phase clean waterpump, its advantage is a controller when being installed in upstairs other or control room, pond, and wiring is simple and convenient, and well, deep well need not draw at the bottom of the well of popping one's head in.
Fig. 4 is the another kind of user mode figure of above-mentioned water pump automatic water-supply controller.6 is upper pool among the figure, and 7 is water pump automatic water-supply controller, and 8 is power switch, and 9 is water pump.It is monitored electrode tip A, D with the water source and is installed in pump water inlet mouth place, is fit to self-priming single-phase clean waterpump, and its advantage is a controller when being installed in downstairs water pump place or control room, and wiring is simple and convenient.
Claims (7)
1, a kind of water pump automatic water-supply controller is characterized in that comprising:
The condition indication circuit that one control circuit, this control circuit contain CPU, cpu clock circuit, reset circuit and be connected in the CPU output terminal;
One executive circuit, this executive circuit are used for the control of pump operation or stop, and its control end is connected with the output terminal of described CPU;
One water source observation circuit, this water source observation circuit contain signal processing circuit I and are installed on two electrode tips of pump water inlet mouth or effluent pipe mouth, and wherein, an electrode tip connects signal source, and another electrode tip connects the input end of signal processing circuit I to described CPU; And,
One water level monitoring circuit, this water level monitoring circuit contains signal processing circuit II, III, and be installed on three electrode tips in upper, middle and lower in the upper pool, wherein, the bottom electrode head connects signal source, and power on cartridge and middle electrode tip connect signal processing circuit III, the II respective input to described CPU respectively.
2, water pump automatic water-supply controller according to claim 1, it is characterized in that: described signal processing circuit I, II, III include current rectifying and wave filtering circuit and buffer circuit, the input end of the output termination buffer circuit of current rectifying and wave filtering circuit.
3, water pump automatic water-supply controller according to claim 2, it is characterized in that: described buffer circuit is a photo coupler.
4, water pump automatic water-supply controller according to claim 1, it is characterized in that: described executive circuit comprises amplifier and relay, the coil of relay is connected in the amplifier output loop, and one group of contact of relay is serially connected with in the current supply circuit of pump motor.
5, water pump automatic water-supply controller according to claim 4, it is characterized in that: described amplifier is a transistor.
6, water pump automatic water-supply controller according to claim 1 is characterized in that: it is the intergrated circuit of CF745 that described CPU adopts model.
7, water pump automatic water-supply controller according to claim 1, it is characterized in that: described signal source is the 15V Ac.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420095173 CN2752493Y (en) | 2004-11-10 | 2004-11-10 | Automatic supplying water controller for water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420095173 CN2752493Y (en) | 2004-11-10 | 2004-11-10 | Automatic supplying water controller for water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2752493Y true CN2752493Y (en) | 2006-01-18 |
Family
ID=35913902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420095173 Expired - Fee Related CN2752493Y (en) | 2004-11-10 | 2004-11-10 | Automatic supplying water controller for water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2752493Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826784A (en) * | 2019-03-26 | 2019-05-31 | 任若琛 | Water injection type draining pump automatic detection device |
-
2004
- 2004-11-10 CN CN 200420095173 patent/CN2752493Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826784A (en) * | 2019-03-26 | 2019-05-31 | 任若琛 | Water injection type draining pump automatic detection device |
| CN109826784B (en) * | 2019-03-26 | 2024-05-10 | 任若琛 | Water injection type automatic detection device for drainage pump |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |