CN202176497U

CN202176497U - Wireless intelligentized control device of water pump

Info

Publication number: CN202176497U
Application number: CN2011202496554U
Authority: CN
Inventors: 傅哲龙
Original assignee: 何鸿珠
Priority date: 2011-07-15
Filing date: 2011-07-15
Publication date: 2012-03-28
Anticipated expiration: 2021-07-15

Abstract

The utility model relates to a control device, in particular to a wireless intelligentized control device of a water pump. The wireless intelligentized control device comprises an airflow detection circuit, a keyboard operation circuit and a singlechip microcomputer control circuit, wherein a signal acquired by the airflow detection circuit is transmitted to the singlechip microcomputer control circuit; the keyboard operation circuit and a perpetual calendar circuit are subjected to bidirectional data transmission with the singlechip microcomputer control circuit; the singlechip microcomputer control circuit is used for reading a signal of the perpetual calendar circuit and transmitting the signal to a storage circuit; the singlechip microcomputer control circuit is used for controlling and outputting an electromotor drive circuit, a displaying circuit and a carrier signal phase-locking circuit; and an output signal of the carrier signal phase-locking circuit is transmitted to a carrier signal decoding circuit through a frequency-selecting amplifier circuit. According to the wireless intelligentized control device, a water pumping pipe is detected by using the airflow detection circuit; when a singlechip microcomputer controls and judges that no water flows in the water pumping pipe of the water pump, an alarm signal is transmitted to a carrier host through a carrier signal so as to display the current working state of the water pump and pump water and stop pumping water at regular time, and therefore the intelligentized control is realized.

Description

Water pump wireless intelligent control gear

Technical field

The utility model relates to a kind of control gear, particularly be a kind of water pump wireless intelligent control gear.

Background technique

Most existing family or produce in all water tower is installed or tank comes water storage; Bring great convenience also for simultaneously people's productive life, in water system, need draw water with water pump standpipe or tank usually; There is the sufficient water yield available so that guarantee water tower or tank; But when lack of water, the suction engine drinking-water pipe is not inhaled water, and suction engine will seriously generate heat and finally cause suction engine to burn out.

The model utility content

The purpose of the utility model is to overcome above-mentioned deficiency, and a kind of water pump wireless intelligent control gear is provided.

The utility model solves the technological scheme that its technical problem adopted: water pump wireless intelligent control gear; Comprise current testing circuit, keyboard operation circuit, perpetual calendar circuit and single chip machine controlling circuit; The signal of said current testing circuit collection sends to single chip machine controlling circuit; Keyboard operation circuit and perpetual calendar circuit and single chip machine controlling circuit bidirectional data transfers; The signal that single chip machine controlling circuit reads the perpetual calendar circuit transfers to memory circuit; Single chip machine controlling circuit control output has motor drive circuit, display circuit and carrier signal phase lock circuitry, and the output signal of carrier signal phase lock circuitry is through selective amplifier circuit transmission to carrier signal decoding circuit.

Said current testing circuit is gathered water-flow signal by two metal bar A in the outlet pipe, B.

Said perpetual calendar circuit adopts the DS1302 clock circuit.

Said memory circuit adopts the 24c02 storage.

Said display circuit adopts the LCD liquid crystal display.

Said carrier signal phase lock circuitry is made up of LM567 tone decoder U1 and peripheral electric capacity 1C1, resistance 1R1, resistance 1R2 thereof.

Said selective amplifier circuit is made up of elementary L1, electric capacity 1C2, the capacitor 1C3 of triode VT1, audio-frequency transformer T, and sends data-signal through telephone line to the carrier signal decoding circuit through secondary L2, the electric capacity 1C4 of audio-frequency transformer T.

Said carrier signal decoding circuit is made up of the audio-frequency transformer T1, LM567 ATD U2, triode VT2 and the LED that connect successively.

Through adopting above-mentioned technological scheme, the beneficial effect of the utility model is: this device adopts the current testing circuit to detect drinking-water pipe, when the drinking-water pipe of suction engine does not have flowing water; After the Single-chip Controlling judgement; Send alarm signal through carrier signal to the carrier wave main frame, show the working state of current suction engine, and regularly draw water and stop pumping; Thereby reach the purpose of protection and monitoring suction engine, and realize intelligent control.

Description of drawings

Fig. 1 is the frame assumption diagram of the utility model;

Fig. 2 is the circuit theory diagrams of the utility model.

Embodiment

As shown in Figure 1; The water pump wireless intelligent control gear of the utility model; Comprise current testing circuit 1, keyboard operation circuit 3, perpetual calendar circuit 4 and single chip machine controlling circuit 2; The signal that said current testing circuit 1 is gathered sends to single chip machine controlling circuit 2; Keyboard operation circuit 3 and perpetual calendar circuit 4 and single chip machine controlling circuit 2 bidirectional data transfers; The signal that single chip machine controlling circuit 2 reads perpetual calendar circuit 4 transfers to memory circuit 5, and single chip machine controlling circuit 2 control outputs have motor drive circuit 6, display circuit 7 and carrier signal phase lock circuitry 8, and the output signal of carrier signal phase lock circuitry 8 transfers to carrier signal decoding circuit 10 through selective amplifier circuit 9.

As shown in Figure 2, when suction engine drew water, outlet pipe had current to pass through between two metal bar A, the B point; Supply voltage through the water electric conductor through resistance R 2, R1 dividing potential drop over the ground; The 25th pin I/O end that is input to single-chip microcomputer IC1 explains that for high level drinking-water pipe has current to pass through, and representes in proper working order.

When not having water between two metal bar A of outlet pipe, the B, make metal bar A point be in vacant state, supply voltage is without the water electric conductor; Make H point position be low level, single-chip microcomputer IC1 the 25th pin I/O end also is a low level simultaneously, after the control of single-chip microcomputer IC1 internal processes is judged; By the 4th pin output low level of single-chip microcomputer I C1,, triode Q1 is ended through resistance R 4 current limlitings; Relay J discharges, and its contact J-1 transfers normal battle to, and motor M does not have power supply; Stop pumping, the protection electric pump is avoided lack of water and is burnt out; The multi-vibrator that another route LM567 tone decoder U1 and peripheral electric capacity 1C1, resistance 1R1, resistance 1R2 thereof constitute is formed phase lock circuitry; Its oscillation frequency is by the parameter determining of electric capacity 1C1, resistance 1R1, and carrier frequency is adjusted in the 150-300KHZ scope.Elementary L1, electric capacity 1C2, capacitor 1C 3 by triode VT1, audio-frequency transformer T constitute the selective amplifier circuit; The 36th pin output high level signal by single-chip microcomputer IC1; Make LM567 tone decoder U1 obtain working power; LM567 tone decoder U1 starts working, and is coupled on local telephone network speaking wire or the AC network AC220V power line and is sent by secondary L2, the electric capacity 1C4 of audio-frequency transformer T, sends data-signal to the carrier wave main frame; The time constant of resistance 2R1, electric capacity 2C5 network has determined the voltage controlled oscillator of LM567 ATD U2; When the carrier wave extension set when main frame sends 150-300KHZ carrier wave command signal, be coupled to the secondary L3 of audio-frequency transformer T through electric capacity 2C1, audio-frequency transformer T1, its secondary L3, electric capacity 2C2, electric capacity 2C3 form a carrier wave frequency-selective network.Signal after the frequency-selecting is coupled to the 3rd pin signal input part of LM567 ATD U2 through electric capacity 2C4; After LM567 ATD U2 decoding,, make triode VT2 conducting by its 8th pin output terminal output low level; LED is lighted; Received the carrier data signal of extension set, explained that water pipe is in exsiccosis, reaches remote real-time monitoring.

When the K switch 1 that pushes button; Single-chip microcomputer IC1 is to DS1302 clock circuit IC2 transmitting time modify instruction; And revise the current dynamo-electric source of the water of running out of rice and fuel that opens or closes that is provided with through the K switch 2 that pushes button, K3; The datel circuit of forming by the 5th, 6,7 ends of the 5th, 8,28 ends of single-chip microcomputer IC1 and DS1302 clock circuit IC2; Single-chip microcomputer IC1 reads the DS1302 clock circuit IC2 current time through the internal processes judgement, forms serial communication circuit through the 5th, 7 ends of single-chip microcomputer IC1 and the 5th, 6 ends of 24c02 memory IC 3, through key switch K1, K2, K3 adjustment the set time of opening or closing is deposited in the ROM data of 24c02 memory IC 3.

When the current time that single-chip microcomputer IC1 reads DS1302 clock circuit IC2, when consistent, control through single-chip microcomputer IC1 internal processes with time command in the ROM data of 24c02 memory IC 3; From single-chip microcomputer IC1 the 4th pin output high level; Make triode Q1 conducting through resistance R 4 current limlitings, the relay J adhesive, its contact J-1 is also closed; Motor M gets electric, begins to draw water.

When reaching stopping pumping the time of setting, single-chip microcomputer IC1 reads the current time of DS1302 clock circuit IC2, when consistent with time command in the ROM data of 24c 02 memory IC 3; Through the control of single-chip microcomputer IC1 internal processes, by the 4th pin output low level of single-chip microcomputer IC1, through resistance R 4 current limlitings; Triode Q1 is ended, and relay J discharges, and its contact J-1 transfers normal battle to; Motor does not have power supply, stops pumping.

1,2,3,39 pin by single-chip microcomputer IC1 are connected with 3,4,5,6 pin of LCD liquid crystal display IC4, are shown the state and the timing of drinking-water pipe by LCD liquid crystal display IC4;

An above-described preferred embodiment that is merely the utility model can not limit the scope that this practicality is implemented, and every equalization of being done according to the utility model claim changes and decorates, and all should still belong in the scope that the utility model contains.

Claims

1. water pump wireless intelligent control gear; It is characterized in that: comprise current testing circuit (1), keyboard operation circuit (3), perpetual calendar circuit (4) and single chip machine controlling circuit (2); The signal that said current testing circuit (1) is gathered sends to single chip machine controlling circuit (2); Keyboard operation circuit (3) and perpetual calendar circuit (4) and single chip machine controlling circuit (2) bidirectional data transfers; The signal that single chip machine controlling circuit (2) reads perpetual calendar circuit (4) transfers to memory circuit (5); Single chip machine controlling circuit (2) control output has motor drive circuit (6), display circuit (7) and carrier signal phase lock circuitry (8), and the output signal of carrier signal phase lock circuitry (8) transfers to carrier signal decoding circuit (10) through selective amplifier circuit (9).

2. water pump wireless intelligent control gear according to claim 1 is characterized in that: said current testing circuit (1) is gathered water-flow signal by two metal bar A in the outlet pipe, B.

3. water pump wireless intelligent control gear according to claim 1 is characterized in that: said perpetual calendar circuit (4) adopts the DS1302 clock circuit.

4. water pump wireless intelligent control gear according to claim 1 is characterized in that: said memory circuit (5) adopts the 24c02 storage.

5. water pump wireless intelligent control gear according to claim 1 is characterized in that: said display circuit (7) adopts the LCD liquid crystal display.

6. water pump wireless intelligent control gear according to claim 1 is characterized in that: said carrier signal phase lock circuitry (8) is made up of LM567 tone decoder U1 and peripheral electric capacity 1C1, resistance 1R1, resistance 1R2 thereof.

7. water pump wireless intelligent control gear according to claim 1; It is characterized in that: said selective amplifier circuit (9) is made up of elementary L1, electric capacity 1C2, the capacitor 1C3 of triode VT1, audio-frequency transformer T, and sends data-signal through telephone line to carrier signal decoding circuit (10) through secondary L2, the electric capacity 1C4 of audio-frequency transformer T.

8. according to claim 1 or 7 described water pump wireless intelligent control gear, it is characterized in that: said carrier signal decoding circuit (10) is made up of the audio-frequency transformer T1, LM567 ATD U2, triode VT2 and the LED that connect successively.