CN203823218U - Water faucet capable of inducing outlet water - Google Patents
Water faucet capable of inducing outlet water Download PDFInfo
- Publication number
- CN203823218U CN203823218U CN201420109258.0U CN201420109258U CN203823218U CN 203823218 U CN203823218 U CN 203823218U CN 201420109258 U CN201420109258 U CN 201420109258U CN 203823218 U CN203823218 U CN 203823218U
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- CN
- China
- Prior art keywords
- infrared
- water
- water outlet
- relay
- chip microcomputer
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- Expired - Fee Related
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- Physical Water Treatments (AREA)
- Domestic Plumbing Installations (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The utility model provides a water faucet capable of inducing outlet water. The water faucet comprises a water faucet body provided with a water outlet and a controller which controls the water outlet to be conducted or shut off, and is characterized in that the controller is provided with an infrared induced circuit, a single-chip microcomputer, a relay and an electromagnetic valve, wherein the output end of the infrared induced circuit is electrically connected with the single-chip microcomputer and serves as the input end of the single-chip microcomputer, the output end of the single-chip microcomputer is electrically connected with the relay and serves as the input end of the relay, and the output end of the relay is electrically connected with the electromagnetic valve and serves as the input end of the electromagnetic valve and the output end of the electromagnetic valve is connected to the water outlet and controls the water outlet to be opened or closed; the infrared induced circuit comprises a pulse generator, a drive circuit, an infrared emitting diode and an infrared reception diode which are electrically connected in sequence. The water faucet provided by the utility model can automatically open for flowing water when a person comes, therefore a cross infection problem caused by repeatedly touching the handle can be solved; meanwhile, the water faucet can automatically stop water after the person leaves, therefore water can be saved and the waste of the water resources can be reduced.
Description
Technical field
The utility model relates to a kind of water tap, relates in particular to a kind of water tap of body sense water outlet that passes through, and can in the public places such as laboratory, restaurant, public lavatory, hospital, popularize use.
Background technique
Water tap is visible everywhere in people's daily life, one of the necessary equipment of life that everyday all will use, it is all by handle, valve body and water outlet form, rotation or move the break-make that handle control valve body is controlled water outlet, the formal existence due to handle, make people in use must just can make water discharge of water faucet by operating grip, constantly touching in the process of handle, foul and bacterium easily remain on handle, when using, the next man can cause bacterial cross-infection, especially in chemical laboratory, use, just imagine on the staff of just finishing chemical experiment and may be attached with acidity, alkalescence etc. are containing mordant reagent, he touches the handle tap of fetching boiling water and cleans, reagent will remain on handle, if there is no cleaning handle timely, bring potential harm will to the next people who uses, therefore, in order to solve the cross infection problem of bringing because repeatedly touching faucet handle, need to think deeply from the structure of water tap.
Summary of the invention
In order to solve the deficiency in background technique, the purpose of this utility model is to overcome the defect of background technique, and a kind of water tap of responding to water outlet is provided, simple and reasonable, has solved the cross infection problem causing because repeatedly touching handle.
For achieving the above object, the technical solution adopted in the utility model is: a kind of water tap of responding to water outlet, comprise with the faucet body of water outlet and the controller of controlling described water outlet conducting and closing, it is characterized in that: on described controller, there is infrared induction circuit, single-chip microcomputer, relay, solenoid valve, the output terminal of described infrared induction circuit is electrically connected to single-chip microcomputer and as its input end, the output terminal of described single-chip microcomputer is electrically connected to relay and as its input end, the output terminal of described relay is electrically connected to solenoid valve and as its input end, the output terminal of described solenoid valve is connected to water outlet and controls its unlatching or close, described infrared induction circuit comprises the pulse oscillator being electrically connected to successively, drive circuit, infrared-emitting diode, infrared receiving diode.
In preferred embodiment of the utility model, further comprise that described drive circuit comprises driving triode, the base stage of described driving triode, collector electrode, emitter respectively with the output terminal of pulse oscillator, the negative pole of infrared-emitting diode, be connected, the positive pole of described infrared-emitting diode connects reference work voltage.
In preferred embodiment of the utility model, further comprise that the negative pole of described infrared receiving diode and the positive pole of infrared-emitting diode are connected, its negative pole is connected with described single-chip microcomputer and as its input end.
In preferred embodiment of the utility model, further comprise that described relay is solid-state relay, its anodal control end is connected with the positive pole of infrared-emitting diode, and negative pole control end is connected with the output terminal of single-chip microcomputer, and load end is connected with the input end of described solenoid valve.
In preferred embodiment of the utility model, further comprise between the output terminal of described single-chip microcomputer and the positive pole of infrared-emitting diode and be also parallel with a clamp resistance.
In preferred embodiment of the utility model, further comprise between described relay and solenoid valve and also by conductance for alternating current, lead to and connect, thereby after described relay conducting, Ac is loaded on to control electromagnetic valve work on solenoid valve.
Usefulness of the present utility model is: a kind of water tap of responding to water outlet of the present utility model, pulse oscillator produces pulse, it is intermittent luminous that pulse makes to send out infrared-emitting diode under the driving that drives triode, when have people near time, infrared beam is reflected and is received by infrared receiving diode, thereby excite the negative saltus step pulse of single-chip microcomputer output, negative saltus step pulse turn-on relay adds to Ac on solenoid valve, solenoid valve conduction is open water faucet water outlet opening just, otherwise, absorb people and wash after complete leaving, cut-off power-off, water tap no longer discharges water.Fire hose tribal chief of the present utility model carrys out automatic water, has solved the cross infection problem causing because repeatedly touching handle, and meanwhile, people walks automatic shutoff, and using water wisely reduces the waste of water resources.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model preferred embodiment band control principle.
In figure: 2, water outlet, 4, faucet body, 6, controller, 8, infrared induction circuit, 10, pulse oscillator, U, single-chip microcomputer, K, relay, YV, solenoid valve, LED, infrared-emitting diode, D, infrared receiving diode, VT, driving triode, VDD, reference work voltage, R, clamp resistance.
Embodiment
In order to make those skilled in the art person understand better the utility model scheme, and above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with embodiment and embodiment's accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of water tap of responding to water outlet, comprise with the faucet body 4 of water outlet 2 and the controller 6 of controlling water outlet 2 conductings and closing, on controller 6, there is infrared induction circuit 8, single-chip microcomputer U, relay K, solenoid valve YV, the output terminal of infrared induction circuit 8 is electrically connected to single-chip microcomputer U and as its input end, the output terminal of single-chip microcomputer U is electrically connected to relay K and as its input end, the output terminal of relay K is electrically connected to solenoid valve YV and as its input end, the output terminal of solenoid valve YV is connected to water outlet 2 and controls its unlatching or close, infrared induction circuit 8 comprises the pulse oscillator 10 being electrically connected to successively, drive circuit, infrared-emitting diode LED, infrared receiving diode D.
Concrete, described drive circuit comprises driving triode VT, the base stage, collector electrode, emitter that drives triode VT respectively with the output terminal of pulse oscillator 10, the negative pole of infrared-emitting diode LED, be connected, the positive pole of infrared-emitting diode LED meets reference work voltage VDD, the negative pole of described infrared receiving diode D is connected with the positive pole of infrared-emitting diode LED, and its negative pole is connected with single-chip microcomputer U and as its input end.
Concrete, described relay K is solid-state relay, and its anodal control end is connected with the positive pole of infrared-emitting diode LED, and negative pole control end is connected with single-chip microcomputer U output terminal, and load end is connected with the input end of solenoid valve YV.
Between the positive pole of the output terminal of described single-chip microcomputer U and infrared-emitting diode LED, be also parallel with a clamp resistance R.
Between described relay K and solenoid valve YV, also by conductance for alternating current, lead to and connect, thereby Ac is loaded on after relay K conducting to the upper solenoid valve YV that controls of solenoid valve YV, work.
The working principle of controller 6 of the present utility model is such, pulse oscillator 10 produces pulse, pulse makes to send out the intermittent infrared beam that sends of infrared emission diode (LED) under the driving that drives triode VT, when have people near time, infrared beam is reflected and is received by infrared receiving diode D, thereby excite the negative saltus step pulse of single-chip microcomputer U output, on the preferred market of single-chip microcomputer of the present utility model, can directly purchase available infrared dedicated IC chip, model is μ PC1373, its input pin (the 7th pin) meets infrared receiving diode D, can carry out inside to the infrared pulse modulation signal of infrared induction circuit 8 outputs amplifies, frequency-selecting, detection, after shaping, output terminal at it produces a negative saltus step pulse, negative saltus step pulse is added to the negative pole control end of solid-state relay K, relay K conducting adds to AC mains on solenoid valve YV, solenoid valve YV obtains the electric water outlet 2 of just opening, otherwise, hand washer washes after complete leaving, infrared external reflection light disappears, infrared receiving diode D can not receive infrared signal, and the output terminal of single-chip microcomputer U is clamped at high petential under the effect of clamp resistance R, relay K power-off is closed, water outlet is closed simultaneously.Fire hose tribal chief of the present utility model carrys out automatic water, has solved the cross infection problem causing because repeatedly touching handle, and meanwhile, people walks automatic shutoff, and using water wisely reduces the waste of water resources.
Above-described embodiment is preferably mode of execution of the utility model; but mode of execution of the present utility model is not limited by the examples; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify and all should be equivalent substitute mode, within being included in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claim was defined.
Claims (6)
1. a water tap of responding to water outlet, comprise with the faucet body of water outlet and the controller of controlling described water outlet conducting and closing, it is characterized in that: on described controller, there is infrared induction circuit, single-chip microcomputer, relay, solenoid valve, the output terminal of described infrared induction circuit is electrically connected to single-chip microcomputer and as its input end, the output terminal of described single-chip microcomputer is electrically connected to relay and as its input end, the output terminal of described relay is electrically connected to solenoid valve and as its input end, the output terminal of described solenoid valve is connected to water outlet and controls its unlatching or close, described infrared induction circuit comprises the pulse oscillator being electrically connected to successively, drive circuit, infrared-emitting diode, infrared receiving diode.
2. a kind of water tap of responding to water outlet according to claim 1, it is characterized in that: described drive circuit comprises driving triode, the base stage of described driving triode, collector electrode, emitter respectively with the output terminal of pulse oscillator, the negative pole of infrared-emitting diode, be connected, the positive pole of described infrared-emitting diode connects reference work voltage.
3. a kind of water tap of responding to water outlet according to claim 2, is characterized in that: the negative pole of described infrared receiving diode is connected with the positive pole of infrared-emitting diode, and its negative pole is connected with described single-chip microcomputer and as its input end.
4. a kind of water tap of responding to water outlet according to claim 3, it is characterized in that: described relay is solid-state relay, its anodal control end is connected with the positive pole of infrared-emitting diode, and negative pole control end is connected with the output terminal of single-chip microcomputer, and load end is connected with the input end of described solenoid valve.
5. a kind of water tap of responding to water outlet according to claim 4, is characterized in that: between the output terminal of described single-chip microcomputer and the positive pole of infrared-emitting diode, be also parallel with a clamp resistance.
6. a kind of water tap of responding to water outlet according to claim 1, is characterized in that: between described relay and solenoid valve, also by conductance for alternating current, led to and connect, thereby after described relay conducting, Ac is loaded on to control electromagnetic valve work on solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420109258.0U CN203823218U (en) | 2014-03-12 | 2014-03-12 | Water faucet capable of inducing outlet water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420109258.0U CN203823218U (en) | 2014-03-12 | 2014-03-12 | Water faucet capable of inducing outlet water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203823218U true CN203823218U (en) | 2014-09-10 |
Family
ID=51478720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420109258.0U Expired - Fee Related CN203823218U (en) | 2014-03-12 | 2014-03-12 | Water faucet capable of inducing outlet water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203823218U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867788A (en) * | 2014-03-12 | 2014-06-18 | 亿丰洁净科技江苏股份有限公司 | Water faucet capable of sensing outlet water |
-
2014
- 2014-03-12 CN CN201420109258.0U patent/CN203823218U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867788A (en) * | 2014-03-12 | 2014-06-18 | 亿丰洁净科技江苏股份有限公司 | Water faucet capable of sensing outlet water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140910 Termination date: 20180312 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |