CN2483435Y - Non-contact type infrared sensing water valve - Google Patents
Non-contact type infrared sensing water valve Download PDFInfo
- Publication number
- CN2483435Y CN2483435Y CN 01206299 CN01206299U CN2483435Y CN 2483435 Y CN2483435 Y CN 2483435Y CN 01206299 CN01206299 CN 01206299 CN 01206299 U CN01206299 U CN 01206299U CN 2483435 Y CN2483435 Y CN 2483435Y
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- infrared induction
- water valve
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Abstract
A non-touching type infrared induction water valve comprises a shell and an intelligent control switch which is arranged inside the shell. The intelligent control switch consists of a CPU control circuit and at least two sets of infrared induction circuits, and an effective signal source is automatically discriminated via a CPU software to drive a magnetic valve to finish; and the non-touching type infrared induction water valve obtains the multifunction of turning on the water valve when the induction signal is present and turning off the water valve when the induction signal disappears or turning on the water valve when the induction is present once and turning off the water valve when receiving the induction signal twice. The non-touching type infrared induction water valve has the advantages of convenient installation, simple structure, reliable and safe using and low cost, etc, and is especially suitable to be used in household.
Description
The utility model relates to the induction water valve, is specifically related to contactless infrared induction water valve.
In the prior art, contactless infrared induction water valve is numerous in variety, and structure is different.But the shortcoming that all has function singleness as with the geyser logotype time, causes geyser to damage easily because of the frequent switch of induction water valve makes the frequent igniting of geyser.Responding to water valve simultaneously has certain limitation to the induction of the depth, color and the glossiness of washbowl reflection, is not suitable for family and uses.
The purpose of this utility model is to overcome states deficiency on the prior art, provide a kind of multi-functional can also avoiding to avoid the contactless infrared induction water valve of washbowl reflections affect because of the frequent switch of induction water valve makes frequent igniting of geyser and energy automatic range.
Realize above-mentioned purpose, the utility model adopts following proposal to realize:
Contactless infrared induction water valve, comprise housing and be located at the interior intelligent control switch of housing, intelligent control switch is controlled by infrared induction circuit and CPU and drive circuit is formed, the infrared induction circuit is at least two groups, its output connects two inputs of cpu control circuit respectively, the output of cpu control circuit connects the input of inverse changing driving circuit, by the automatic identification signal of the software of CPU source and make it interlocking, the action of control drive circuit.The infrared induction circuit detects induced signal for one group, realizes having signal water supply, no signal to cut off the water supply; Another group detects twice induced signal, realizes that signal water supply, a secondary singal cuts off the water supply.Cpu control circuit is differentiated the desired signal of two infrared induction circuit automatically, and makes it interlocking; Once only finish the request function of the desired signal that occurs earlier, the desired signal of shielding back appearance is finished until request function simultaneously.Also be provided with the automatic range circuit between the modulation circuit amplifier tube colelctor electrode CPU output of infrared induction circuit, form by resistance R 27, R28, R29, diode D10, D11 and triode V15.
The infrared induction circuit connects modulation circuit successively by Schmidt trigger and amplifying circuit forms, Schmidt trigger connects dc source by triode V3, V4 and provides required voltage for it, the emission electric pulse amplifies by infraluminescence pipe diode D1 through triode V1, V2 and changes the emission light pulse, reflective infrared receiving diode D2 is set receives reflected signal and amplify the input that exports CPU control to through two-stage amplifier at least, the output of cpu control circuit connects inverse changing driving circuit; The ON/OFF signal that inverse changing driving circuit is sent cpu control circuit output by triode V5, V6 amplifies respectively after the inversion that bridge-type FET V7, V8, V9, V10 form exports control signal; Between the output of the input of cpu control circuit and inverter, the low pressure alarming circuit of being made up of triode V11, V12 is set also.
The induction water valve of this structure adopts the electromechanical integration assembling, can realize that signal supplies water, and no signal is cut off the water supply and realized that a signal supplies water, secondary singal function such as cut off the water supply.During with the geyser logotype, avoid making the frequent igniting of geyser and avoiding the influence of washbasin by automatic range to the induction water valve because of the frequent switch of induction water valve.And easy for installation, use powered battery, have also that volume is little, safe and reliable, energy consumption is low and low cost and other advantages.
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is the utility model infrared induction circuit one instance graph.
Fig. 2 is infrared induction circuit one instance graph that is provided with the automatic range circuit.
Fig. 3 is the utility model CPU control and drive circuit one instance graph.
Contactless infrared induction water valve, comprise housing and be located at the interior intelligent control switch of housing, intelligent control switch is controlled by infrared induction circuit and CPU and drive circuit is formed, the infrared induction circuit is two groups, respectively as shown in Figure 1 and Figure 2, be located at the not ipsilateral in the valve body respectively, its output OUT1, OUT2 meet input InPut1, the Input2 of cpu control circuit respectively, the output of cpu control circuit connects the input of inverter circuit, by the automatic identification signal of the software of CPU source and make it interlocking, the control drive circuit.See Fig. 1, the infrared induction circuit adopts infrared rays active probe technology.Connect modulation circuit 2 successively and amplifying circuit 3 forms by Schmidt trigger 1, Schmidt trigger is by triode V3, V4 connects the 7.2V battery, and can to launch electric frequency be that the pulse of 500Hz is through triode V1, V2 amplifies, change the emission light pulse by infrarede emitting diode D1, be provided with that reflective infrared reception diode D2 receives reflected signal and through amplifier U1, U2, U3, the U4 level Four is amplified the input Input1 of output OUT1 to cpu control circuit, receive the PIN reception diode that adopts visible light, and signal carried out filtering, amplify, improve the antijamming capability of product thus.Near the infrarede emitting diode near the induction water valve, reflect red outer tube D2 received signal is also transported to the EMP78153AN chip with this amplification and is handled as people or thing.See between the modulation circuit amplifier tube V2 colelctor electrode of another group infrared induction circuit of Fig. 2 and the CPU output also to be provided with the automatic range circuit, form by resistance R 27, R28, R29, diode D10, D11 and triode V15.At the beginning of CPU powers on, just differentiate the washbowl distance automatically, finish the automatic range function.And signal is carried out the antijamming capability of filtering, amplification, raising product.
Described two red chromatographys are responded to circuit outward, and wherein whether a cover is used for detecting having and need finishes the desired signal of function for " open water valve when induced signal is arranged, close water valve when induced signal disappears ", realizes that object blocks back water outlet, the function of cutting off the water after leaving; Another set of be used for detecting whether having need finish the desired signal of function for " once opening water valve during induced signal; keep when induced signal disappears opening; close water valve when once more induced signal being arranged ", realize that object blocks the back water outlet, the function of cutting off the water after blocking for the second time.
Cooperate corresponding software to realize that differentiation two red chromatographys are responded to the desired signal of circuit outward automatically by cpu control circuit, and make it interlocking, once only finish the request function of the desired signal that occurs earlier, the desired signal of shielding back appearance is intact until request function simultaneously.
See Fig. 3, CPU (EMP78153AN) chip input Input1 and Input2 are the output signal of two-way infrared induction circuit, automatically differentiate the priority of Input1 and Input2 by software, carry out different function requests respectively, and shield follow-up input and finish until request function.CPU output connects inverse changing driving circuit 5, and triode V5, the V6 of inverse changing driving circuit 5 amplifies the signal that opens or closes of cpu chip output through bridge type inverse driving tube V7, V8, V9, V10 and V13, V14 inversion output control signal.Between the output of the input of cpu control circuit and inverter circuit, also establish the low pressure alarming circuit of forming by triode V11, V12, report to the police by light emitting diode D3 prompting, battery-operated voltage is sampled, to judge whether voltage is low excessively, by the indicator lamp flicker, in time notify the user to change battery.
This circuit infrared emission pulse frequency is 500Hz, also can adopt other frequency, receives the reception diode that adopts anti-visible-light, and signal is carried out filtering, amplification.
This circuit CPU adopts the EMP78153AN chip or the U.S. PIC16 family chip of Taiwan Yi Long company, also can adopt other single-chip microcomputer with identical functions, and the inversion driving tube adopts the triode of low tube voltage drop, and the power consumption of entire controller is faced control by the CPU strictness.Be in sleep state when CPU is flat, regularly waken up, therefore, saved electric energy to greatest extent by house dog.
Claims (4)
1, contactless infrared induction water valve, comprise housing and be located at the interior intelligent control switch of housing, intelligent control switch is controlled by infrared induction circuit and CPU and drive circuit is formed, it is characterized in that the infrared induction circuit is at least two groups, its output connects the input of cpu control circuit respectively, and the output of cpu control circuit connects the input of inverse changing driving circuit, by the automatic identification signal of the software of CPU source, and make it interlocking, control drive circuit.
2, infrared induction water valve as claimed in claim 1 is characterized in that described infrared induction circuit detects induced signal for one group, realizes having signal water supply, no signal to cut off the water supply; Another group detects twice induced signal, realizes that signal water supply, a secondary singal cuts off the water supply.
3, infrared induction water valve as claimed in claim 1 is characterized in that the cpu control circuit desired signal of differentiation two infrared induction circuit automatically, and makes it interlocking; Once only finish the request function of the desired signal that occurs earlier, the desired signal of shielding back appearance is finished until request function simultaneously.
4, infrared induction water valve as claimed in claim 1, it is characterized in that also being provided with the automatic range circuit between the modulation circuit amplifier tube colelctor electrode of infrared induction circuit and the CPU output, form by resistance R 27, R28, R29, diode D10, D11 and triode V15.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01206299 CN2483435Y (en) | 2001-05-23 | 2001-05-23 | Non-contact type infrared sensing water valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01206299 CN2483435Y (en) | 2001-05-23 | 2001-05-23 | Non-contact type infrared sensing water valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2483435Y true CN2483435Y (en) | 2002-03-27 |
Family
ID=33626944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01206299 Expired - Fee Related CN2483435Y (en) | 2001-05-23 | 2001-05-23 | Non-contact type infrared sensing water valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2483435Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119474A (en) * | 2015-08-28 | 2015-12-02 | 洛阳中重自动化工程有限责任公司 | Explosion-proof frequency converter direct current capacitor discharging system and method for mine hoist |
-
2001
- 2001-05-23 CN CN 01206299 patent/CN2483435Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119474A (en) * | 2015-08-28 | 2015-12-02 | 洛阳中重自动化工程有限责任公司 | Explosion-proof frequency converter direct current capacitor discharging system and method for mine hoist |
| CN105119474B (en) * | 2015-08-28 | 2019-03-15 | 洛阳中重自动化工程有限责任公司 | Explosion-proof frequency converter direct current capacitor discharging system and method for mine hoist |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |