CN202118367U - Intelligent fast-heating faucet - Google Patents

Intelligent fast-heating faucet Download PDF

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Publication number
CN202118367U
CN202118367U CN2011202256264U CN201120225626U CN202118367U CN 202118367 U CN202118367 U CN 202118367U CN 2011202256264 U CN2011202256264 U CN 2011202256264U CN 201120225626 U CN201120225626 U CN 201120225626U CN 202118367 U CN202118367 U CN 202118367U
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resistance
circuit
button
pin
connect
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洪晖堂
黄宗森
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洪晖堂
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Abstract

An intelligent fast-heating faucet mainly comprises a circuit control device installed on a faucet shell, a water flow adjusting seat (3), a handle (5), a water storing cavity (2), a water inlet (1) and a water outlet (6) and is characterized by further comprising a temperature display screen (4) arranged on the water flow adjusting valve seat, a heating tube (8) installed in the water storing cavity (2), a temperature sensor (9), a water flow triggering switch (7) and the like. The circuit control device mainly comprises a central processing unit (CPU) control circuit, a leakage protection circuit, a temperature display circuit, a power supply switching circuit, a temperature collecting circuit, an over-temperature alarm circuit, a keyboard control circuit, a constant temperature control circuit and the like. The intelligent fast-heating faucet controls the heating tube by changing power, and compared with the prior art which mechanically controls the heating tube through a relay, the intelligent fast-heating faucet has the advantages of being capable of controlling the water temperature according to a set temperature, lowering impact current of the heating tube, and prolonging service life of the heating tube and a circuit control system.

Description

The fast hot water tap of intelligence
Technical field
The utility model relates to a kind of fast hot water tap, the fast hot water tap of particularly a kind of intelligence.
Background technique
Existing fast hot water tap is that the heating pipe heating with full power is a prerequisite on the market; Carry out the temperature control of water outlet through the size of valve change current; Yet when valve fixedly during the constant flow of water outlet; Along with the increase of operating time, will cause the continuous rising of water-exit temperature, influence user's use.So not only power consumption also possibly make water-exit temperature too high and scald, and also might burn out serious consequences such as product initiation fire because of unrestricted heating.
The day for announcing be the patent No. of authorizing on March 10th, 2010 be 200920301640.0 disclose a kind of can be according to use condition free adjustment control water-exit temperature, have the cold, hot two-purpose type electric hot water tap of detection of electrical leakage safety protection.This electric hot water tap is regulated the SCR angle of flow through the resistance of artificial change adjustable resistance, realizes the effect of electrodeless regulatory function, utilizes relay switch to break off and the earth leakage protective function of closed realization simultaneously.Though this kind electric hot water tap has cold, hot two-purpose, artificial free adjustment water-exit temperature; But this electric hot water tap does not have the intelligent control temperature, and no temperature shows, regulate water temperature and can only blindly operate, and relay also exists and is prone to produce shortcomings such as spark, working life be short.
The model utility content
The purpose of the utility model is to design to the shortcoming of existing technology existence to provide a kind of intelligence fast hot water tap; This intelligence speed hot water tap has multiple functions such as temperature display system, thermostatic control system, overtemperature warning system, random setting temperature; On request set water temperature, not overtemperature, do not waste, safer, thereby reach the water saving power saving effect.
The technological scheme of the utility model is: the fast hot water tap of a kind of intelligence; Mainly comprise the circuit control device, the flow control valve seat that are installed on the tap shell, be installed in the handle on the flow control valve seat, the water storage cavity that is communicated with the flow control valve seat and water intake, be communicated with the water tap pipe water outlet, it is characterized in that also comprising with water storage cavity:
Be located at temperature display on the flow control valve seat, be installed in heating pipe, temperature transducer and current touch switch etc. in the water storage cavity; The position, a hole that is provided with position, three holes flow control valve seat is communicated with water intake, position, a hole is communicated with water storage cavity, also has position, a hole to be communicated with the current touch switch;
Described circuit control device mainly comprises: the signal processing single chip cpu control circuit; Leakage protection circuit; Temperature display circuit; 220V is exchanged the power-switching circuit convert direct-current power supply entire circuit control gear into, send into the temperature collection circuit of signal processing single chip CPU, overtemperature alarm circuit by temperature transducer collecting temperature signal in water storage cavity; Keyboard control circuit, and the constant temperature control circuit that heating pipe is made up of two circuit of zero cross detection circuit and change power heater circuit in the major control water storage cavity.
The utility model compared with prior art has the following advantages: product can be in the incoming transport power supply situation of automatic inspection line road electric leakage, judge under the situation that does not have electric leakage just safety starter circuit control gear, improved safety in utilization; This novel intelligent fast hot water tap takes intelligent temperature control system simultaneously; Fast hot water tap is carried out unmanned control automatically; Control procedure is compared by true temperature and the setting temperature that temperature sensor measurement goes out current, according to the size and the positive and negative intelligent control of carrying out of the deviation of temperature, when temperature is lower than setting temperature; Strengthen the heating power of heating pipe, make water temperature reach set definite value rapidly; Opposite when temperature is higher than setting temperature, system gives the alarm and lowers the heating power of heating pipe rapidly or stop heating, makes water temperature drop to set definite value rapidly; Combine streamflow regime and water-exit temperature to regulate the hot water temperature who reaches setting automatically simultaneously, can not scald; It is fast that this hot water tap also has the hot water of going out speed in addition, do not waste cold water, use to regulate easy to operate and advantages such as volume is little.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is explained further details.
Fig. 1 is the utility model product Facad structure schematic representation.
Fig. 2 is the utility model product side cross-sectional view.
Fig. 3 is the circuit block diagram of the circuit control device of the utility model.
Fig. 4 is power-switching circuit figure.
Fig. 5 is constant temperature control circuit figure.
Fig. 6 is temperature collection circuit figure.
Fig. 7 is the overtemperature alarm circuit diagram.
Fig. 8 is keyboard control circuit figure.
Fig. 9 is temperature display circuit figure.
Figure 10 is leakage protection circuit figure.
Figure 11 is the whole system circuit diagram.
Among the figure: 1, water intake 2, water storage cavity 3, flow control valve 4, display screen 5, handle 6, water outlet 7, current touch switch 8, heating pipe 9, temperature transducer
Embodiment
Fig. 1 and Fig. 2 are the structural representation of present embodiment: the fast hot water tap of a kind of intelligence of present embodiment, mainly comprise be installed on the tap shell with water buffer circuit control gear, flow control valve seat 3, be installed in the handle 5 on the flow control valve seat, the water storage cavity 2 that is communicated with the flow control valve seat and water intake 1, be communicated with water tap pipe water outlet 6, it is characterized in that also comprising with water storage cavity 2:
Be located at the temperature display 4 on the flow control valve seat, be installed in heating pipe 8, temperature transducer 9 and current touch switch 7 etc. in the water storage cavity 2; The position, a hole that is provided with position, three holes flow control valve seat 3 is communicated with water intake 1, a position, hole is communicated with water storage cavity 2, also has position, a hole to be communicated with current touch switch 7.
As depicted in figs. 1 and 2: the fast hot water tap's of a kind of intelligence of present embodiment operating method is: when handle 5 turns to when opening the cold water current and regulating seat valve; Cold water directly gets into water storage cavity 2 by water intake 1; Heating pipe 8 in the water storage cavity does not heat; This moment, water storage cavity 2 interior water were cold water, and the water that the water tap pipe water outlet 6 that is communicated with water storage cavity flows out is cold water; When handle 5 turns to when opening the hot water current and regulating seat valve; The water intake 1 that cold water is regulated seat valve by current flows to the position, hole that another is communicated with current touch switch 7; Current touch switch 7 is closed under the effect of hydraulic pressure, and heating pipe 8 heats in the water storage cavity, and the water in the water storage cavity 2 after the heating is hot water; The water that the pipe water outlet 6 of water tap flows out is hot water just, and display screen demonstrates coolant-temperature gage, setting temperature and time simultaneously.
As shown in Figure 3: circuit control device mainly comprises: the signal processing single chip cpu control circuit; Leakage protection circuit; Temperature display circuit exchanges the power-switching circuit that converts direct-current power supply entire circuit control gear into 220V, by temperature transducer R in water storage cavity 10The collecting temperature signal is sent into the temperature collection circuit of signal processing single chip CPU, overtemperature alarm circuit, keyboard control circuit, and heating pipe R in the major control water storage cavity 4By zero cross detection circuit with become the constant temperature control circuit that two circuit of power heater circuit are formed.
Described circuit control device circuit working principle is: during energized; The situation of leakage protection circuit automatic inspection line road electric leakage; Judge under the situation do not have electric leakage that just start-up system is started working, water temperature monitored in real time that image data feeds back to singlechip CPU through temperature collection circuit; Compare through singlechip CPU conversion, calculating and setting temperature; Output control signal control heating power is a 0-3000 watt of heating pipe, when temperature is on the low side, improves the power heating, and the overtemperature alarm system does not work; When temperature drift, reduce heating power or stop heating, can respond overtemperature alarm simultaneously.The user can set and adjust time and setting temperature through button, and singlechip CPU will output signal to the display circuit of showing temperature, time and setting temperature, shows the water temperature of gathering, the temperature of user's setting and current time.
As shown in Figure 4: described power-switching circuit is mainly by resistance R 13, capacitor C 2, rectifier bridge U 6, voltage-stabiliser tube D 1With filter capacitor C 3Form; Circuit between it is connected to: resistance R 13And capacitor C 2Live wire, another termination rectifier bridge U of parallel connection back one termination 220V power supply 61 pin, the zero line of 220V power supply meets rectifier bridge U 63 pin, rectifier bridge U 6Pin 4 and voltage-stabiliser tube D 1Anode joins, rectifier bridge U 62 pin and voltage-stabiliser tube D 1Negative electrode joins, voltage-stabiliser tube D 1Anode and filter capacitor C 3Negative pole this point that joins is the negative pole of DC electrical source, voltage-stabiliser tube D 1Negative electrode and filter capacitor C 3Positive pole this point that joins is the positive source Vcc of DC electrical source, and power-switching circuit exchanges 220V the direct-current power supply entire circuit control gear that converts 5V into.
Its circuit working principle of described power-switching circuit is: input AC 220V power supply is through resistance R 13, capacitor C 2Resistance-capacitance depressurization, rectifier bridge U 6After carrying out rectification, by voltage-stabiliser tube D 1Carry out voltage stabilizing and filter capacitor C 3Carry out filtering, for whole system provides stable 5V DC electrical source.
As shown in Figure 5: described constant temperature control circuit comprises zero cross detection circuit and becomes power heater circuit two-part; Zero cross detection circuit is mainly by resistance R 5, optocoupler U 2And resistance R 7Form; Circuit between it is connected to: resistance R 5Live wire, another termination optocoupler U of a termination 220V Ac 21 pin; Optocoupler U 22 pin connect the zero line of 220V Ac, optocoupler U 23 pin connect and draw resistance R 7After connect the positive pole of DC electrical source, optocoupler U 23 pin directly connect 4 pin of singlechip CPU, optocoupler U 24 pin connect the negative pole of DC electrical source; Become the power heater circuit mainly by heating pipe R 4, current touch switch S 4, relay K 1, resistance R 1, two-way optocoupler U 1, resistance R 2, thyristor Q 1, resistance R 3Form, the circuit between it is connected to: 5 pin of singlechip CPU meet two-way optocoupler U 12 pin, two-way optocoupler U 11 pin connect and draw resistance R 2After connect the positive pole of DC electrical source, two-way optocoupler U 13 pin meet bidirectional thyristor Q 1Gate pole G, two-way optocoupler U 13 pin crosstalks resistances R 1After meet bidirectional thyristor Q 1Main electrode A 1, two-way optocoupler U 14 pin crosstalks resistances R 3Meet bidirectional thyristor Q 1Main electrode A 2, the live wire water receiving of Ac 220V flows touch switch S simultaneously 4Pass through relay K 1Connect bidirectional thyristor Q 1Gate pole A 1, zero line is connected heating pipe R 4After meet bidirectional thyristor Q 1Main electrode A 2, as current touch switch S 4Constitute the loop when closed.
Its circuit working principle of described constant temperature control circuit is: through resistance R 5, optocoupler U 2And resistance R 7Form the square wave that zero cross detection circuit combines singlechip CPU output different duty, through resistance R 2, two-way optocoupler U 1, resistance R 1, thyristor Q 1, resistance R 3Control thyristor Q 1The angle of flow, the square wave that output duty cycle is different makes the angle of flow of thyristor can receive intelligent control, like this heating pipe R 4Power also receive the intelligent control of native system, should intelligence be thermoelectric water tap heating pipe R in sum 4Heating power be 0-3000 watt; Make that temperature can control range be 20-60 ℃; Therefore we can be through 20-60 ℃ of keyboard to set up temperature; To be singlechip CPU compare the constant temperature value of real-time water-exit temperature and setting accurately in thermostatically control, and the duty of adjustment output recently changes bidirectional thyristor Q 1The angle of flow, carry out the change power control of heating pipe, reach the temperature of controlling water outlet rapidly, efficiently.The method that the employing change power of this scheme is controlled heating pipe is than the advantage of existing technology with the control heating pipe of relay machinery: can come control water temperature according to the temperature of setting; Reduced the inrush current of heating pipe; Can prolong heating pipe working life, thereby improve the working life of circuit control system.
As shown in Figure 6: described temperature collection circuit is mainly by resistance R 9, temperature transducer R 10Form, the circuit between it is connected to: be installed in temperature transducer R in the water storage cavity 10The negative pole of a termination DC electrical source, temperature transducer R 10The other end and resistance R 9Connect the positive pole of DC electrical source after the serial connection, temperature transducer R 10Output terminal be connected with pin 3 input ends of signal place singlechip CPU;
Its circuit working principle of described temperature collection circuit is: along with the transformation temperature sensor R of water-exit temperature 10Resistance value also and then change accordingly, utilize this principle, through singlechip CPU in real time to temperature transducer R 10The reading and read temperature indirectly of resistance, thereby realize the temperature acquisition function.Contact temperature-measuring (temperature transducer directly contacts with water) is adopted in this measurement to temperature.
As shown in Figure 7: the overtemperature alarm circuit is mainly by triode Q 2, resistance R 6, buzzer U 4Form triode Q 2Base stage connecting resistance R 6After connect 2 pin of singlechip CPU, triode Q 2Emitter meets buzzer U 4, buzzer U 4Connect the direct current (d.c.) negative pole, triode Q 2Base electrode connects the direct current (d.c.) positive pole.
Its circuit working principle of described overtemperature alarm circuit is: when water-exit temperature surpasses setting temperature, 2 pin of singlechip CPU will be exported high level, through resistance R 6Make triode Q 2Base stage is a high level, triode Q 2Conducting makes buzzer U 4Warning reminding user; On the contrary, when temperature was lower than setting temperature, 2 pin of singlechip CPU were with output low level, through resistance R 6Make triode Q 2Base stage is a low level, triode Q 2Close buzzer U 4Do not report to the police.
As shown in Figure 8: keyboard control circuit is mainly by button S 1, button S 2, button S 3, resistance R 8, resistance R 11, resistance R 12Form, the circuit between it is connected to: button S 1, button S 2, button S 3And connect, and the button S that connects 1With button S 2Between be connected to a resistance R 11, and the button S that connects 2With button S 3Between be connected to a resistance R 12And button S after connecing 1, button S 2, button S 3Negative pole, the other end and the pull-up resistor R of a termination direct current (d.c.) 8The positive pole that connects direct current (d.c.) after the serial connection connects 7 pin of signal place singlechip CPU.
Its circuit working principle of described keyboard control circuit is: button S 1Be function key, button S 2Be last key, button S 3Be the setting value that following key is regulated setting temperature and time, S touches the button earlier 1Get into the adjustment state, flicker on corresponding value, button S 2Be last key, button S 3Be the adjustment up and down of key value down, adjust suitable value after, S again touches the button 1Confirm that adjustment finishes.Adjust again like need, repeat above-mentioned steps and adjust.When being the adjustment setting temperature, when glimmering, be the adjustment time in the time when setting temperature glimmers.
As shown in Figure 9: temperature display circuit adopts the blue liquid crystal display screen, delivers to display circuit by the direct output drive signal of 8-13 pin of singlechip CPU, shows real-time temperature, setting temperature and time.Can be intuitively, the cheer and bright fast hot water tap's of understanding intelligence working state, the relieved use of safety is the design concept of very hommization, satisfies the multi-functional demand of client's product.
Shown in figure 10: described leakage protection circuit is mainly by resistance R 14, resistance R 15, optocoupler U 7, triode Q 3, relay K 1, diode D 2Form, circuit connecting wire is between it: by the live wire connecting resistance R of 220V Ac 14, resistance R 14Meet optocoupler U 71 pin, optocoupler U 7The ground wire of the logical in succession the earth of 2 pin; Optocoupler U 73 pin connecting resistance R 15With triode Q 3Base stage, triode Q 3The emitter relay K 11 pin and diode D 2Anode, optocoupler U 7The collector electrode of 4 pin and triode connect the negative pole of DC electrical source, relay K after being connected 12 pin, diode D 2Negative electrode and resistance R 13Connect dc power anode.
Described earth leakage protective working principle does, when body meets accident electric leakage, and optocoupler U 7Conducting, 3 pin of optocoupler are low level, this moment triode Q 3Conducting, relay K 1Must be electric, normally closed switch breaks off, and the alternating voltage that cuts off 220V immediately plays earth leakage protective effect.Leakage protection circuit is just worked under the situation of electric leakage, is in idle state that detects under the normal condition.
Figure 11 is the whole system circuit diagram of the utility model circuit control device, and its circuit working principle is: when system connects 220 Ac, and when body meets accident electric leakage, optocoupler U 7Conducting, 3 pin of optocoupler are low level, this moment triode Q 3Conducting, relay K 1Must be electric, normally closed switch breaks off, and the alternating voltage that cuts off 220V immediately plays earth leakage protective effect; Leakage protection circuit is just worked under the situation of electric leakage, is in idle state that detects under the normal condition.Power circuit is that system provides stable working power, and input AC 220V power supply is through resistance R 13, capacitor C 2, resistance-capacitance depressurization, input rectifying bridge U 61 pin and 3 pin carry out rectification after, by 2 pin of rectifier bridge and 4 pin output direct current through voltage-stabiliser tube D 1Carry out voltage stabilizing and filter capacitor and carry out filtering, for system provides stable 5V DC electrical source; This circuit volume is little, efficient is high and simply be easy to debugging, as the power circuit optimal selection of native system; When the user opens the hot water shelves, current will touch current touch switch 7 closures, and this moment, zero cross detection circuit was connected the 220V Ac, and Ac passes through resistance R 5, optocoupler U 21 pin and 2 pin constitute the loop, because of pull-up resistor R 7Meet optocoupler U 23 pin and optocoupler U 24 pin ground connection, then at coupling U 24 pin produce and the Ac same frequency is the square wave of 50HZ; Give 4 pin of singlechip CPU, when 4 pin of singlechip CPU obtain heating the signal of square wave, 3 pin of the voltage analog input singlechip CPU that obtains through temperature collection circuit 2; Change through singlechip CPU A/D; The temperature that collects and the heating-up temperature of initializing set relatively after, 5 pin of singlechip CPU are exported the square wave control constant temperature control circuit of corresponding dutycycle, 5 pin of singlechip CPU meet two-way optocoupler U 12 pin, pull-up resistor R 1Meet two-way optocoupler U 11 pin, two-way optocoupler U 13 pin meet bidirectional thyristor Q 1Gate pole G, two-way optocoupler U 13 pin crosstalks resistances R 1Meet bidirectional thyristor Q 1Main electrode A 1, two-way optocoupler U 14 pin crosstalks resistances R 3Meet bidirectional thyristor Q 1Main electrode A 2, the live wire of Ac 220V is connected bidirectional thyristor Q simultaneously 1Gate pole A 1, zero line is connected heating pipe R 4Constitute the loop, this moment is because of the square wave control bidirectional thyristor Q of the dutycycle of the 5 pin output of singlechip CPU 1The conducting pin, controlling the heating power of heating pipe, to reach the function of automatic constant-temperature.Singlechip CPU is delivered to display circuit with the temperature of gathering through singlechip CPU pin 8-13 simultaneously, shows real-time temperature, setting temperature and time.On the contrary, when opening the cold water shelves like the user, cold water flows directly into water storage cavity 2, and current touch switch 7 is a normally open at this moment, and zero cross detection circuit does not have square wave and produces, and will not have heating signal, and singlechip CPU is not exported the square signal of control constant temperature control circuit, heating pipe R 4Stop heating.The 8-13 pin of singlechip CPU is output drive signal always, shows the temperature of current time, collection and the temperature that the user sets.When if the user pushes button, keyboard control circuit will respond, and 7 pin of signal input this moment singlechip CPU when singlechip CPU obtains this signal, are accomplished instruction according to user's requirement.

Claims (9)

1. fast hot water tap of intelligence; Mainly comprise be installed on the tap shell with water buffer circuit control gear, flow control valve seat (3), be installed in the handle (5) on the flow control valve seat, the water storage cavity (2) that is communicated with the flow control valve seat and water intake (1), be communicated with water tap pipe water outlet (6) with water storage cavity (2), it is characterized in that also comprising:
Be located at the temperature display (4) on the flow control valve seat, be installed in the interior heating pipe of water storage cavity (2) (8), temperature transducer (9) and current touch switch (7) etc.; The position, a hole that is provided with position, three holes flow control valve seat (3) is communicated with water intake (1), position, a hole is communicated with water storage cavity (2), also has position, a hole to be communicated with current touch switchs (7);
Described circuit control device mainly comprises: the signal processing single chip cpu control circuit; Leakage protection circuit; Temperature display circuit exchanges the power-switching circuit that converts direct-current power supply entire circuit control gear into 220V, by temperature transducer R in water storage cavity 10The collecting temperature signal is sent into the temperature collection circuit of signal processing single chip CPU, overtemperature alarm circuit, keyboard control circuit, and heating pipe R in the major control water storage cavity 4By zero cross detection circuit with become the constant temperature control circuit that two circuit of power heater circuit are formed.
2. the fast hot water tap of a kind of intelligence according to claim 1 is characterized in that: described constant temperature control circuit comprises zero cross detection circuit and becomes power heater circuit two-part; Zero cross detection circuit is mainly by resistance R 5, optocoupler U 2And resistance R 7Form; Circuit between it is connected to: resistance R 5Live wire, another termination optocoupler U of a termination 220V Ac 21 pin; Optocoupler U 22 pin connect the zero line of 220V Ac, optocoupler U 23 pin connect and draw resistance R 7After connect the positive pole of DC electrical source, optocoupler U 23 pin directly connect 4 pin of singlechip CPU, optocoupler U 24 pin connect the negative pole of DC electrical source; Become the power heater circuit mainly by heating pipe R 4, current touch switch S 4, relay K 1, resistance R 1, two-way optocoupler U 1, resistance R 2, thyristor Q 1, resistance R 3Form, the circuit between it is connected to: 5 pin of singlechip CPU meet two-way optocoupler U 12 pin, two-way optocoupler U 11 pin connect and draw resistance R 2After connect the positive pole of DC electrical source, two-way optocoupler U 13 pin meet bidirectional thyristor Q 1Gate pole G, two-way optocoupler U 13 pin crosstalks resistances R 1After meet bidirectional thyristor Q 1Main electrode A 1, two-way optocoupler U 14 pin crosstalks resistances R 3Meet bidirectional thyristor Q 1Main electrode A 2, the live wire water receiving of Ac 220V flows touch switch S simultaneously 4Pass through relay K 1Connect bidirectional thyristor Q 1Gate pole A 1, zero line is connected heating pipe R 4After meet bidirectional thyristor Q 1Main electrode A 2, as current touch switch S 4Constitute the loop when closed.
3. the fast hot water tap of a kind of intelligence according to claim 1 and 2, it is characterized in that: described power-switching circuit is mainly by resistance R 13, capacitor C 2, rectifier bridge U 6, voltage-stabiliser tube D 1With filter capacitor C 3Form; Circuit between it is connected to: resistance R 13And capacitor C 2Live wire, another termination rectifier bridge U of parallel connection back one termination 220V power supply 61 pin, the zero line of 220V power supply meets rectifier bridge U 63 pin, rectifier bridge U 6Pin 4 and voltage-stabiliser tube D 1Anode joins, rectifier bridge U 62 pin and voltage-stabiliser tube D 1Negative electrode joins, voltage-stabiliser tube D 1Anode and filter capacitor C 3Negative pole this point that joins is the negative pole of DC electrical source, voltage-stabiliser tube D 1Negative electrode and filter capacitor C 3Positive pole this point that joins is the positive source Vcc of DC electrical source, and power-switching circuit exchanges 220V the direct-current power supply entire circuit control gear that converts 5V into.
4. the fast hot water tap of a kind of intelligence according to claim 1 and 2, it is characterized in that: described leakage protection circuit is mainly by resistance R 14, resistance R 15, optocoupler U 7, triode Q 3, relay K 1, diode D 2Form, circuit connecting wire is between it: by the live wire connecting resistance R of 220V Ac 14, resistance R 14Meet optocoupler U 71 pin, optocoupler U 7The ground wire of the logical in succession the earth of 2 pin; Optocoupler U 73 pin connecting resistance R 15With triode Q 3Base stage, triode Q 3The emitter relay K 11 pin and diode D 2Anode, optocoupler U 7The collector electrode of 4 pin and triode connect the negative pole of DC electrical source, relay K after being connected 12 pin, diode D 2Negative electrode and resistance R 13Connect dc power anode.
5. the fast hot water tap of a kind of intelligence according to claim 3, it is characterized in that: described leakage protection circuit is mainly by resistance R 14, resistance R 15, optocoupler U 7, triode Q 3, relay K 1, diode D 2Form, circuit connecting wire is between it: by the live wire connecting resistance R of 220V Ac 14, resistance R 14Meet optocoupler U 71 pin, optocoupler U 7The ground wire of the logical in succession the earth of 2 pin; Optocoupler U 73 pin connecting resistance R 15With triode Q 3Base stage, triode Q 3The emitter relay K 11 pin and diode D 2Anode, optocoupler U 7The collector electrode of 4 pin and triode connect the negative pole of DC electrical source, relay K after being connected 12 pin, diode D 2Negative electrode and resistance R 13Connect dc power anode.
6. the fast hot water tap of a kind of intelligence according to claim 1 and 2 is characterized in that:
Described temperature collection circuit is mainly by resistance R 9, temperature transducer R 10Form, the circuit between it is connected to: be installed in temperature transducer R in the water storage cavity 10The negative pole of a termination DC electrical source, temperature transducer R 10The other end and resistance R 9Connect the positive pole of DC electrical source after the serial connection, temperature transducer R 10Output terminal be connected with pin 3 input ends of signal place singlechip CPU;
Described overtemperature alarm circuit is mainly by triode Q 2, resistance R 6, buzzer U 4Form triode Q 2Base stage connecting resistance R 6After connect 2 pin of singlechip CPU, triode Q 2Emitter meets buzzer U 4, buzzer U 4Connect the direct current (d.c.) negative pole, triode Q 2Base electrode connects the direct current (d.c.) positive pole;
Described keyboard control circuit is mainly by button S 1, button S 2, button S 3, resistance R 8, resistance R 11, resistance R 12Form, the circuit between it is connected to: button S 1, button S 2, button S 3And connect, and the button S that connects 1With button S 2Between be connected to a resistance R 11, and the button S that connects 2With button S 3Between be connected to a resistance R 12And button S after connecing 1, button S 2, button S 3Negative pole, the other end and the pull-up resistor R of a termination direct current (d.c.) 8The positive pole that connects direct current (d.c.) after the serial connection connects 7 pin of signal place singlechip CPU.
7. the fast hot water tap of a kind of intelligence according to claim 3 is characterized in that:
Described temperature collection circuit is mainly by resistance R 9, temperature transducer R 10Form, the circuit between it is connected to: be installed in temperature transducer R in the water storage cavity 10The negative pole of a termination DC electrical source, temperature transducer R 10The other end and resistance R 9Connect the positive pole of DC electrical source after the serial connection, temperature transducer R 10Output terminal be connected with pin 3 input ends of signal place singlechip CPU;
Described overtemperature alarm circuit is mainly by triode Q 2, resistance R 6, buzzer U 4Form triode Q 2Base stage connecting resistance R 6After connect 2 pin of singlechip CPU, triode Q 2Emitter meets buzzer U 4, buzzer U 4Connect the direct current (d.c.) negative pole, triode Q 2Base electrode connects the direct current (d.c.) positive pole;
Described keyboard control circuit is mainly by button S 1, button S 2, button S 3, resistance R 8, resistance R 11, resistance R 12Form, the circuit between it is connected to: button S 1, button S 2, button S 3And connect, and the button S that connects 1With button S 2Between be connected to a resistance R 11, and the button S that connects 2With button S 3Between be connected to a resistance R 12And button S after connecing 1, button S 2, button S 3Negative pole, the other end and the pull-up resistor R of a termination direct current (d.c.) 8The positive pole that connects direct current (d.c.) after the serial connection connects 7 pin of signal place singlechip CPU.
8. the fast hot water tap of a kind of intelligence according to claim 4 is characterized in that:
Described temperature collection circuit is mainly by resistance R 9, temperature transducer R 10Form, the circuit between it is connected to: be installed in temperature transducer R in the water storage cavity 10The negative pole of a termination DC electrical source, temperature transducer R 10The other end and resistance R 9Connect the positive pole of DC electrical source after the serial connection, temperature transducer R 10Output terminal be connected with pin 3 input ends of signal place singlechip CPU;
Described overtemperature alarm circuit is mainly by triode Q 2, resistance R 6, buzzer U 4Form triode Q 2Base stage connecting resistance R 6After connect 2 pin of singlechip CPU, triode Q 2Emitter meets buzzer U 4, buzzer U 4Connect the direct current (d.c.) negative pole, triode Q 2Base electrode connects the direct current (d.c.) positive pole;
Described keyboard control circuit is mainly by button S 1, button S 2, button S 3, resistance R 8, resistance R 11, resistance R 12Form, the circuit between it is connected to: button S 1, button S 2, button S 3And connect, and the button S that connects 1With button S 2Between be connected to a resistance R 11, and the button S that connects 2With button S 3Between be connected to a resistance R 12And button S after connecing 1, button S 2, button S 3Negative pole, the other end and the pull-up resistor R of a termination direct current (d.c.) 8The positive pole that connects direct current (d.c.) after the serial connection connects 7 pin of signal place singlechip CPU.
9. the fast hot water tap of a kind of intelligence according to claim 5 is characterized in that:
Described temperature collection circuit is mainly by resistance R 9, temperature transducer R 10Form, the circuit between it is connected to: be installed in temperature transducer R in the water storage cavity 10The negative pole of a termination DC electrical source, temperature transducer R 10The other end and resistance R 9Connect the positive pole of DC electrical source after the serial connection, temperature transducer R 10Output terminal be connected with pin 3 input ends of signal place singlechip CPU;
Described overtemperature alarm circuit is mainly by triode Q 2, resistance R 6, buzzer U 4Form triode Q 2Base stage connecting resistance R 6After connect 2 pin of singlechip CPU, triode Q 2Emitter meets buzzer U 4, buzzer U 4Connect the direct current (d.c.) negative pole, triode Q 2Base electrode connects the direct current (d.c.) positive pole:
Described keyboard control circuit is mainly by button S 1, button S 2, button S 3, resistance R 8, resistance R 11, resistance R 12Form, the circuit between it is connected to: button S 1, button S 2, button S 3And connect, and the button S that connects 1With button S 2Between be connected to a resistance R 11, and the button S that connects 2With button S 3Between be connected to a resistance R 12And button S after connecing 1, button S 2, button S 3Negative pole, the other end and the pull-up resistor R of a termination direct current (d.c.) 8The positive pole that connects direct current (d.c.) after the serial connection connects 7 pin of signal place singlechip CPU.
CN2011202256264U 2011-06-28 2011-06-28 Intelligent fast-heating faucet Expired - Fee Related CN202118367U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102278525A (en) * 2011-06-28 2011-12-14 洪晖堂 Intelligent instant-heating faucet
CN102966765A (en) * 2012-11-07 2013-03-13 深圳和而泰智能控制股份有限公司 Water temperature automatic regulating device and intelligent faucet

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102278525A (en) * 2011-06-28 2011-12-14 洪晖堂 Intelligent instant-heating faucet
CN102278525B (en) * 2011-06-28 2013-11-20 洪晖堂 Intelligent instant-heating faucet
CN102966765A (en) * 2012-11-07 2013-03-13 深圳和而泰智能控制股份有限公司 Water temperature automatic regulating device and intelligent faucet

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