CN2463636Y

CN2463636Y - Induction electronic water-saving controller

Info

Publication number: CN2463636Y
Application number: CN 01203141
Authority: CN
Inventors: 任福君; 金德奎
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-01-07
Filing date: 2001-01-07
Publication date: 2001-12-05
Anticipated expiration: 2011-01-07

Abstract

The utility model relates to an induction electronic water-saving controller, comprising a controller and an electromagnetic valve, wherein, an induction circuit, a control circuit, a drive circuit and a voltage-stabilizing circuit are arranged on a circuit board which is arranged in the controller. Different water outlet ways and a water break delay time can be selected through a functional key which is arranged on a keyboard. When the utility model is in use, a hand is extended to the induction window of the controller, and the automatic water outlet and the water break of a water tap can be controlled by the controller through the electromagnetic valve. The utility model has the advantages of sanitation, convenience, water saving, leakage prevention, adjustable flow capacity and mixed use of the hot water and the cold water.

Description

The induction type electronic water-saving control device

The utility model relates to a kind of induction type electronic water-saving control device, is used for the automatic control of family or public place water tap.

Present most water tap is all turned on or is closed with hand by us, we have just flow in the sewerage in vain at the water that water tap flows out when playing perfumed soap and rub hands of at every turn washing one's hands, the somebody thinks at this moment to close a little while also not want to take the trouble, and this has just caused very big waste.According to investigations, in the life in many processes that need water flushing about 1/2nd water directly do not flow to sewerage through the article that will wash.In public places, some people dislikes cocket handle dirty or do not want to take the trouble, and washes hand and does not turn off the tap, and water is trickled arbitrarily.Because people turn cocket handle with dirty hand, be infected with many bacteriums and virus on the handle, wash clean hand when closing water tap, be infected with by it again.Water tap, the instrument of this removing germ has become the instrument that spreads disease germs again.In today that water resources day is becoming tight, limitation water-feeding is in limited time carried out in many cities and area, and many families have forgotten to close the incident of metalling run out when water tap causes coming water and often taken place when cutting off the water, and has caused unnecessary loss for own and neighbours' family's property.

Inductive water tap of the prior art is an integral structure, and inductive control circuit is in water tap inside, and water inlet causes damage easily.In addition,, can not mix by hot and cold water again, use and inconvenience owing to there is not the Flow-rate adjustment handle.

The purpose of this utility model is to provide a kind of induction type electronic water-saving control device, comprise controller and solenoid valve, the induction window that stretches to controller with hand during use just can make controller by the automatic water outlet of electromagnetic valve water tap with cut off the water supply, need not touch with hand, and simulation the people desirable water outlet and the program of cutting off the water supply when using the water tap flushing, make people select different water-out manners and time-delays to cut off the water supply the time by the function key on the keyboard, have convenient and healthy by custom separately, using water wisely, prevent to metal run out, flow is adjustable, but hot and cold water mixes the characteristics of using.

The technical solution of the utility model is: a kind of induction type electronic water-saving control device, form by controller 1 and solenoid valve 2, it is characterized in that: in the outer cover 4 of controller 1 circuit board 7 is installed, sensor circuit I, control circuit II, drive circuit III and mu balanced circuit IV are housed on circuit board 7, outer surface at outer cover 4 is equipped with keyboard 3 and is provided with induction window 5, be provided with bonnet 6 in its back, controller 1 is connected with solenoid valve 2 by lead.

The utility model compared with prior art has the following advantages:

Can simulate the people desirable water outlet and the program of cutting off the water supply when using the water tap flushing, make people select different water-out manners and time-delays to cut off the water supply the time by the function key on the keyboard by custom separately, before controller induction window, rock the just automatic water outlet of may command water tap with hand during use or cut off the water supply, need not touch with hand, have easy to use, using water wisely, prevent to metal run out and avoid advantages such as germ cross infection.Because its solenoid valve is mounted in the water state that goes out of controlling water tap between water tap and the supply channel, therefore, handle on the available water tap is regulated flow, but and hot and cold water mix to regulate and use, solved that existing product can not be regulated flow and hot and cold water mixes the problem of using.Water tap can be adjusted to suitable flow during use, needn't resemble before each opening all to readjust this repetitive operation of flow, very easy to use.The utility model is a split-type structural in addition, and controller can be installed near on the wall of water tap, and the user can select suitable or utilize existing water tap, therefore has elegant in appearance, reasonable price, characteristics such as durable in use.

The utility model is described in further detail below in conjunction with drawings and Examples.

Accompanying drawing 1 is a schematic representation of the present utility model;

Accompanying drawing 2 is plan views of the utility model controller;

Accompanying drawing 3 is sectional views of the utility model controller;

Accompanying drawing 4 is circuit theory diagrams of the present utility model.

Referring to accompanying drawing one, controller 1 is connected with solenoid valve 2 by lead.Referring to accompanying drawing two and accompanying drawing three, outer cover 4 outer surfaces of controller 1 are equipped with keyboard 3 and are provided with induction window 5, and offer mounting hole at its edge.Keyboard 3 adopts the PVC film of waterproof, and induction window 5 adopts and can see through infrared rays, made that again can the stop portions visible light.Mounting circuit boards 7 in outer cover 4, and sensor circuit I, control circuit II, drive circuit III and mu balanced circuit IV are housed on circuit board 7.The sensor circuit I comprises the infrared emission receiving element, and its mounting point is near induction window 5.

Referring to accompanying drawing four, the sensor circuit I is made up of LED8 infrared emission tube SE303 and IC2 infrared rays receiving module RPM-638CBR.The control circuit II is by IC3 single-chip microcomputer PIC16C54, crystal oscillator XT, and capacitor C 4, C5, resistance R 1～R9, LED 1～LED7, touch-switch K1, K2 form.K1 is the water-out manners options button, can select four kinds of water-out manners, and by LED1～LED4 indication.Here three program control retainings and a continuous retaining have been designed.The programming of washing one's hands, wash one's face, washing the dishes that the water outlet of program control retaining and cut off the water supply time and repetition period can be accustomed to by people, as the program when washing one's hands: wash 4 seconds → played perfumed soap 8 seconds → flushing 4 seconds → stop 4 seconds (being one-period) to this, the output level at the RA0 mouth when compiling the program running of control by this should be: 4 seconds → low level of 8 seconds → high level of 4 seconds → low level of high level 4 seconds.Program when wash the dishes in the kitchen: water flushing 3 seconds → with rag is rinsed and is washed 3 seconds (being one-period to this), and the output level at the RA0 mouth during then by the program running of this establishment should be: 3 seconds → low level of high level 3 seconds.Deliver to the base stage of VT triode 8050 in the drive circuit III by the signal of RA0 mouth output through resistance R 1, and drive electromagnetic valve coil DF by VT.K2 is the timing options button of timer, has three retainings selective, and by LED5～LED7 indication.All can start the timer in the single-chip microcomputer IC2 when responding to opens solenoid valve, even forgotten to close, timer then can cut out solenoid valve automatically at every turn.The mu balanced circuit IV comprises IC1 integrated stable voltage circuit LM7805, capacitor C 2 and C3.The employed supply voltage of controller is identical with the voltage of electromagnetic valve coil DF, is DC12V, and therefore, power supply unit V is an external general DC12V supply convertor.During installation solenoid valve is connected between water tap and the pipeline and (two solenoid valves is connected between water tap and cold water pipe and the hot-water line) for the diplopore water tap, the control signal of controller output is connected with electromagnetic valve coil with lead, with supply convertor DC12V output line access controller, and controller is fixed on the wall behind the water tap, supply convertor is inserted power socket get final product.As long as stretching to the induction window with hand leaves again, this device will be controlled water tap automatically by the program cycle water outlet or the continuous effluent that configure during use, once more the timing that should or set with feel automatic shutoff then then.

More than be an embodiment of the present utility model.

Another embodiment of the present utility model and last routine difference only are the power transformer B among the external power supply unit V, commutation diode VD1～4 and capacitor C 1 are installed in the controller.This directly is embedded in construction in the wall because of connecting lead for the utility model product directly is installed in construction, can guarantee its electrical security like this, can make integral layout elegant in appearance again.

The establishment of controller circuitry function selecting key of the present utility model and internal processes can design according to the utility model different product type and purposes.For the better simply product type of function ratio, the control circuit design also can be adopted digital circuit and discrete component.

Claims

1, a kind of induction type electronic water-saving control device, comprise controller 1 and solenoid valve 2, it is characterized in that: in the outer cover 4 of controller 1 circuit board 7 is installed, sensor circuit I, control circuit II, drive circuit III and mu balanced circuit IV are housed on circuit board 7, outer surface at outer cover 4 is equipped with keyboard 4 and is provided with induction window 5, be provided with bonnet 6 in its back, controller 1 is connected with solenoid valve 2 by lead.

2, device as claimed in claim 1 is characterized in that: the sensor circuit I comprises the infrared emission receiving element, and its mounting point is near induction window 5.