CN200950218Y

CN200950218Y - Electric water heater temperature pulsating flow control device

Info

Publication number: CN200950218Y
Application number: CN 200620021748
Authority: CN
Inventors: 孟东昕; 代文江
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-09-27
Filing date: 2006-09-27
Publication date: 2007-09-19
Anticipated expiration: 2016-09-27

Abstract

The utility model provides an electric water heater temperature fluctuation water flow control device. At the outlet of the device, hot water and cold water flow alternately, which stimulates human skin and realizes the temperature massage, thus playing a role in the beauty and health of human. And besides, the water temperature is adjustable. The device comprises a central control circuit, a water flow switch, a pump, a heater, a water level sensor, a temperature sensor, a electronic control valve, a three-way electronic control valve, a keyboard circuit and a display circuit. The utility model realizes the goal of stimulating human skin and temperature massage when washing and bathing by providing cold water and hot water alternately and plays a role in the health and beauty of human. The utility model, simple to operate and control, with a prompt and safe implementation procedure, is a new generation of electric water heater temperature fluctuation water flow control device which realizes the effect of beautification and health-keeping.

Description

Unit for controlling temperature and pulsating flow in electric water heater

(1) technical field

The utility model relates to a kind of electric water heater controller, particularly a kind of unit for controlling temperature and pulsating flow in electric water heater.

(2) background technology

Electrical equipment such as present existing most water heaters, boiler can only realize that all the hot water mouth goes out hot water, cold water outlet goes out cold water, need during the hot water or cold water two taps to use together during use, and control gets up not to be easily to cause water waste easily.And the explanation of medical research now is used alternatingly the hot water or cold water and washes one's face, stimulates human skin when having a bath easily, realizes the temperature massage, can play health care, beautification function to human body.But for ordinary consumer, general water heater temperature is non-adjustable, use people and can only estimate on one's own account that heat time heating time or contact shell examination temperature reach the purpose of cognitive water temperature, and minority has the purposes that the water heater of digital temperature demonstration does not realize being used alternatingly the hot water or cold water also, utilizes the purpose that is used alternatingly hot water or cold water's health care, beauty treatment far from.

(3) summary of the invention

The purpose of this utility model is to provide a kind of can alternately flow out hot water and cold water at water delivering orifice, stimulates human body skin, is implemented to the temperature massage, plays the adjustable unit for controlling temperature and pulsating flow in electric water heater of beauty treatment, health-care effect and water temperature to human body.

The purpose of this utility model is achieved in that it comprises central control circuit, water flow switch, water pump, well heater, level sensor, temperature sensor, electrically-controlled valve, threeway electrically-controlled valve, keyboard circuit and display circuit, wherein water flow switch, water pump, well heater, level sensor, temperature sensor, electrically-controlled valve, threeway electrically-controlled valve are connected central control circuit with keyboard circuit, and central control circuit connects display circuit.

The utility model also has some architectural features like this:

1, central control circuit, water flow switch, water pump, well heater, level sensor, temperature sensor, electrically-controlled valve and threeway electrically-controlled valve all are arranged at electric heater inside, and keyboard circuit and display circuit are arranged on the control panel on electric heater surface.

2, water flow switch, water pump and well heater link to each other and are arranged at the hot water outlet place, and the threeway electrically-controlled valve is arranged at inner tap water hot-water line of electric heater and cold water faucet place.

The user opens shower nozzle during use, water flow switch work, and the water storage water level of electric water tank is up to standard, and the gear engaged that water pump is provided with by the user strengthens electric power to well heater, reduces electric power to well heater, shower nozzle ejection heat, the cold temperature fluctuation water that replaces.The concrete power of well heater G is looked in the adjustable scope of water temperature well heater of hot water that the user sets and cold water and is determined when going out hot water and cold water therebetween.

Feature of the present utility model is: utilize water flow switch, temperature sensor control heater, make the high and low alternate of the temperature of confessing water.The utility model threeway electrically-controlled valve is arranged at inner tap water hot-water line of electric heater and cold water faucet place, realizes the alternative supply hot water or cold water by central control circuit control threeway electrically-controlled valve.The utility model is by realizing the alternative supply hot water or cold water, can realize washing one's face, stimulating easily when having a bath the purpose of human skin, temperature massage, can play health care, beautification function to human body, the utility model control operation is simple, implementation procedure rapidly, safety, be that a new generation can realize improving looks, the unit for controlling temperature and pulsating flow in electric water heater of health-care effect.

(4) description of drawings

Fig. 1 is a principle schematic of the present utility model;

Fig. 2 is central authorities' control main circuit synoptic diagram of the utility model embodiment 1;

Fig. 3 is keyboard, the display circuit synoptic diagram of the utility model embodiment 1;

Fig. 4 is central authorities' control main circuit synoptic diagram of the utility model embodiment 2;

Fig. 5 is keyboard, the display circuit synoptic diagram of the utility model embodiment 2.

(5) embodiment

As shown in Figure 1, the utility model comprises central control circuit, water flow switch S, water pump M, well heater G, level sensor H1, temperature sensor W, electrically-controlled valve Y1, threeway electrically-controlled valve Y, keyboard circuit and display circuit, wherein water flow switch S, water pump M, well heater G, level sensor H1, temperature sensor W, electrically-controlled valve Y1, threeway electrically-controlled valve Y are connected central control circuit with keyboard circuit, and central control circuit connects display circuit.Central control circuit, water flow switch S, water pump M, well heater G, level sensor H1, temperature sensor W, electrically-controlled valve Y1 and threeway electrically-controlled valve Y all are arranged at electric heater inside, and keyboard circuit and display circuit are arranged on the control panel on electric heater surface.Water flow switch S, water pump M link to each other with well heater G and are arranged at the hot water outlet place, and threeway electrically-controlled valve Y is arranged at inner tap water hot-water line of electric heater and cold water faucet place.

Embodiment 1:

Central control circuit in the present embodiment comprises signal amplification unit, shaping unit, AD conversion unit, micro-control unit, control drive unit.Be connected AD conversion unit behind temperature sensor W connects control panel by cable signal amplification unit and the shaping unit, AD conversion unit connects micro-control unit, level sensor H1 and water flow switch S directly are connected micro-control unit after cable is connected signal amplification unit and shaping unit, micro-control unit connects display unit, keyboard unit on electrically-controlled valve Y1 and threeway electrically-controlled valve Y, water pump M, well heater G and the control panel through control drive unit by cable.

In conjunction with Fig. 2, temperature sensor W connects resistance R 11, R2, R3, the signal that potentiometer VR1 and amplifier IC10A form amplifies, 2 pin of shaping circuit connection mode number conversion IC circuit 3 chips, the 14REF+ of IC3 chip, the 13REF-pin connects power supply and ground by capacitor C 3 and E2,20 pin connect power supply, 10 pin connect power supply and ground by capacitor C 9 and E1, function pin 16-18 meets 2 of IC4 chip X5045 respectively, 5, the 5-7 pin of 6 pin and microcontroller chip IC 1, the 19BOC of IC3 chip, the 15CS pin connects 4 of microcontroller chip IC 1 respectively, 3 pin, 3 of IC4 chip X5045,8 pin connect power supply, 4 pin ground connection, 1 pin connects 8 pin of

microcontroller chip IC

1,7 pin connect 15 pin that draw resistance R 1 to VCC and microcontroller chip IC 1, level sensor H1 connects diode D3-D6, resistance R 4, R8, R9, non-gate ic7 A, IC7B and capacitor C 14, the signal that E12 forms amplifies, shaping circuit connects 15 pin of microcontroller chip IC 1, water flow switch S connects 1 pin of microcontroller chip IC 1, water pump M simultaneously connects AC power AC220V, one side is connected 16 pin of control Driver Circuit IC12 chip by K switch 3, electrically-controlled valve Y1 is an electric flow control valve, 15 pin that connect control Driver Circuit IC12 chip, threeway electrically-controlled valve Y2 connects 13 of control Driver Circuit IC12 chip, 14 pin, well heater G simultaneously connects AC power AC220V, one side connects K switch 4 and links to each other with 12 pin of control Driver Circuit IC12 chip, 9 pin of control Driver Circuit IC12 chip connect power supply, 8 pin ground connection, 5 pin connect 16 pin of writing of microcontroller chip IC 1 through not gate U2E, the 1-4 pin of IC12 chip connects the 25-28 pin of microcontroller chip IC 1 respectively through not gate U2A-U2D, 18 of

microcontroller chip IC

1,19 pin meet crystal oscillating circuit JT1, capacitor C 1 and C2 are to ground, 31 pin connect power supply, 21-24,32,33 pin connect the 3-8 pin of keyboard circuit J7 respectively, 1 of J7,2 pin connect power supply, 9,10 pin ground connection, device P1, B1, electric capacity E3, C11, E6, LM7805CT sheet V1, electric capacity E4 and C10 constitute power circuit.

In conjunction with Fig. 3, button S1-S8 is a keyboard input button, resistance R 3-R10 is a current-limiting resistance, button S1-S8 connects resistance R 3-R10 respectively, arrange the 10-17 pin of the 2-9 pin Access Control chip U1 of R12 by pull down resistor, the 1 pin ground connection of pull down resistor row R12, light emitting diode L1 is a power light, connect power supply by resistance R 2, LED pipe group U2, U3 is a light-emitting diode display spare, common formation display circuit connects the 18-25 pin of button and control chip U1 respectively, one side is linked to each other respectively by bus when connecting button S1-S8, and another side connects button by resistance R 1, and the 6-9 pin of control chip U1 is the 4-7 pin of interface unit J1 respectively, 1-2,28 pin connect power supply, 4 pin ground connection, the 27RC pin connects resistance R 11 and arrives ground to power supply and capacitor C 1, the 1-3 pin of device J1 connects power supply, 8-10 pin ground connection, electric capacity E1, C1-C3 is a shunt capacitance.

Embodiment 2:

Central control circuit in the present embodiment comprises signal amplification unit, shaping unit, micro-control unit, control drive unit.Be connected micro-control unit behind temperature sensor W connects control panel by cable signal amplification unit and the shaping unit, level sensor H1 and water flow switch S are connected micro-control unit after directly being connected signal amplification unit and shaping unit by cable, and micro-control unit connects display unit, keyboard unit on electrically-controlled valve Y1 and threeway electrically-controlled valve Y, water pump M, well heater G and the control panel through control drive unit.

In conjunction with Fig. 4, level sensor H1 connects not gate IC3A, IC3B, resistance R 3, R5, R1, diode D1-D4, capacitor C 10, the peripheral signal that E8 forms is amplified, shaping circuit connects 13 pin of microcontroller chip IC 6 chips, temperature sensor W connects amplifier IC4A, resistance R 6, R7, R8, the peripheral signal that potentiometer VR1 forms is amplified, shaping circuit connects 17 pin of microcontroller chip IC 6 chips, water flow switch S connects 4 pin of microcontroller chip IC 6, water pump M simultaneously connects interchange AC220V power supply, one side is connected 16 pin of control Driver Circuit IC7 chip by K switch 1, electric flow control electrically-controlled valve Y1 connects 15 pin of control Driver Circuit IC7 chip, threeway electrically-controlled valve Y2 connects 13 of control Driver Circuit IC7 chip, 14 pin, well heater G simultaneously connects interchange AC220V power supply, one side connects K switch 2 and links to each other with 12 pin of control Driver Circuit IC7 chip, 9 pin of control Driver Circuit IC7 chip connect power supply, 8 pin ground connection, the 1-6 pin connects the 1-3 pin of microcontroller chip IC 6 respectively through not gate U3A-U3C, the 4-5 pin is respectively through not gate U3D-U3E connecting resistance R9, R10 connects the 9-10 pin of microcontroller chip IC 6 again to power supply, 9 pin of control Driver Circuit IC7 chip connect power supply, 8 pin ground connection, 6 of

microcontroller chip IC

6,7 pin meet crystal oscillating circuit JT2, capacitor C 4 and C5 are to ground, 11,12,19 and 20 pin connect the 4-7 pin of keyboard circuit J6 respectively, the 1-3 pin of J6 connects power supply, 8-10 pin ground connection, device P2, B2, electric capacity E4, C8, E7, LM7805CT sheet V2, electric capacity E6 and C7 constitute the peripheral circuit of micro-control circuit.

In conjunction with Fig. 5, button S11-S18 is a keyboard input button, resistance R 103-R110 is a current-limiting resistance, button S11-S18 connects resistance R 103-R110 respectively, arrange the 10-17 pin of the 2-9 pin Access Control chip U11 of R112 again by pull down resistor, the 1 pin ground connection of pull down resistor row R112, light emitting diode L11 is a power light, connect power supply by resistance R 102, LED pipe group U12, U13 is a light-emitting diode display spare, common formation display circuit connects the 18-25 pin of button and control chip U11 respectively, one side is linked to each other respectively by bus when connecting button S11-S18, another side connects button by resistance R 101, the 6-9 pin of control chip U11 is the 3-8 pin of interface unit J11 respectively, 1-2,28 pin connect power supply, 4 pin ground connection, the 27RC pin connects resistance R 111 and arrives ground to power supply and capacitor C 11, the 1-2 pin of device J11 connects power supply, 9-10 pin ground connection, 3 of 7-8 pin difference interface unit X2,5,6 pin, 4 of device X2,9 pin ground connection, 12 pin meet power supply VCC by resistance R 98, electric capacity E11, C11-C13 is a shunt capacitance.

Claims

1, a kind of unit for controlling temperature and pulsating flow in electric water heater, it is characterized in that it comprises central control circuit, water flow switch, water pump, well heater, level sensor, temperature sensor, electrically-controlled valve, threeway electrically-controlled valve, keyboard circuit and display circuit, wherein water flow switch, water pump, well heater, level sensor, temperature sensor, electrically-controlled valve, threeway electrically-controlled valve are connected central control circuit with keyboard circuit, and central control circuit connects display circuit.

2, a kind of unit for controlling temperature and pulsating flow in electric water heater according to claim 1, it is characterized in that central control circuit, water flow switch, water pump, well heater, level sensor, temperature sensor, electrically-controlled valve and threeway electrically-controlled valve all are arranged at electric heater inside, keyboard circuit and display circuit are arranged on the control panel on electric heater surface.

3, a kind of unit for controlling temperature and pulsating flow in electric water heater according to claim 1, it is characterized in that water flow switch, water pump and well heater link to each other is arranged at the hot water outlet place, and the threeway electrically-controlled valve is arranged at inner tap water hot-water line of electric heater and cold water faucet place.