CN113464703B - Control method of induction tap - Google Patents
Control method of induction tap Download PDFInfo
- Publication number
- CN113464703B CN113464703B CN202110805401.4A CN202110805401A CN113464703B CN 113464703 B CN113464703 B CN 113464703B CN 202110805401 A CN202110805401 A CN 202110805401A CN 113464703 B CN113464703 B CN 113464703B
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- induction
- controller
- sensing
- tap
- window
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- 230000006698 induction Effects 0.000 title claims abstract description 179
- 238000000034 method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 116
- 238000001514 detection method Methods 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
- E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
- E03C1/02—Plumbing installations for fresh water
- E03C1/05—Arrangements of devices on wash-basins, baths, sinks, or the like for remote control of taps
- E03C1/055—Electrical control devices, e.g. with push buttons, control panels or the like
- E03C1/057—Electrical control devices, e.g. with push buttons, control panels or the like touchless, i.e. using sensors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Domestic Plumbing Installations (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a control method of an induction tap, which comprises the following steps: step S1: initializing a controller of the induction tap; step S2: the controller detects whether an inductor exists or not through the induction window and detects the induction distance between the inductor and the induction window, and the controller correspondingly controls the electromagnetic valve according to different induction distances so that the induction tap enters different water outlet control modes; step S3: after the induction tap finishes water outlet, the controller enters a dormant state and wakes up periodically; and proceeds to step S2 when the controller wakes up. The utility model realizes the control of different water outlet control modes of the induction tap through one induction window, thereby being beneficial to reducing the cost of the induction tap.
Description
Technical Field
The utility model relates to the field of bathroom, in particular to a control method of an induction faucet.
Background
The induction tap controls the electromagnetic valve through the induction window to realize the induction control of water outlet or not, so that people can realize the water outlet control without directly contacting the induction tap, and the induction tap has the advantages of convenient use and sanitation.
Most of the existing induction faucets adopt a water outlet control mode of instant water outlet, and the water outlet control mode of instant water outlet is as follows: the induction window senses tap water when sensing, and the induction window senses tap water when not sensing. The water outlet control mode of instant water outlet realizes 'sensing instant water outlet, namely water outlet after leaving and water closing', and is suitable for people to wash hands; however, the water outlet control mode of the instant water outlet is not suitable for other use situations, such as people hope the faucet to outlet water for a long time when water is contained or food is washed.
For this reason, induction faucets having at least two water outlet control modes have been designed and developed to meet the different water demands of people; however, the existing induction faucet with at least two water outlet control modes needs to be additionally provided with an induction window, and the control of different water outlet control modes is realized through different induction windows; for example, one sensing window is used for controlling the water outlet control mode of instant water outlet, and the other sensing window is used for controlling the water outlet control mode of long water outlet. The existing induction tap with at least two water outlet control modes needs to realize the control of different water outlet control modes through different induction windows, which causes the high cost of the induction tap and is not beneficial to market popularization.
Disclosure of Invention
The utility model aims to provide a control method of an induction tap, which can realize control of different water outlet control modes of the induction tap through one induction window, thereby being beneficial to reducing the cost of the induction tap.
In order to achieve the above object, the solution of the present utility model is:
the control method of the induction tap comprises the steps of enabling a controller, an induction window and an electromagnetic valve to be electrically connected, wherein the number of the induction windows is one, and the electromagnetic valve is used for controlling whether the induction tap discharges water or not;
the control method of the induction tap sequentially comprises the following steps:
step S1: initializing a controller of the induction tap;
step S2: the controller detects whether an inductor exists or not through the induction window and detects the induction distance between the inductor and the induction window, and the controller correspondingly controls the electromagnetic valve according to different induction distances so that the induction tap enters different water outlet control modes;
step S3: after the induction tap finishes water outlet, the controller enters a dormant state and wakes up periodically; and proceeds to step S2 when the controller wakes up.
The water outlet control mode of the induction tap comprises a first water outlet control mode and a second water outlet control mode; in the step S2, when the sensing distance from the sensing object to the sensing window meets a first triggering condition, the sensing faucet enters a first water outlet control mode; and when the sensing distance from the sensing object to the sensing window meets a second triggering condition, the sensing faucet enters a second water outlet control mode.
The first water outlet control mode is as follows:
the controller firstly controls the electromagnetic valve to be opened so as to enable the induction tap to discharge water;
then after the electromagnetic valve is opened for a preset time delay time, the controller detects whether an inductor exists or not in real time through the induction window and detects the induction distance between the inductor and the induction window;
and the controller controls the electromagnetic valve to be closed when the sensing distance from the sensing object to the sensing window accords with the first triggering condition again, so that the sensing tap finishes water outlet.
The first water outlet control mode is as follows: the controller controls the electromagnetic valve to be opened for a preset water outlet time and then controls the electromagnetic valve to be closed, so that the induction tap finishes water outlet after the preset water outlet time.
The second water outlet control mode is as follows:
the controller controls the electromagnetic valve to be opened so as to enable the induction tap to discharge water;
meanwhile, the controller also detects whether an inductor exists or not in real time through the induction window;
the controller controls the electromagnetic valve to be closed when no sensor is detected, so that the sensor tap ends water outlet.
The first triggering condition is as follows: in the first detection time, the sensing distance from the sensing object to the sensing window is always smaller than the first triggering distance; the second triggering condition is as follows: in the second detection time, the sensing distance from the sensing object to the sensing window is always larger than the second triggering distance; the second trigger distance is greater than or equal to the first trigger distance.
The induction window comprises an infrared emitter and an infrared receiver, the infrared emitter is used for sending infrared signals to the inductor, the infrared receiver is used for receiving the infrared signals reflected by the inductor and generating corresponding induction signals according to the received infrared signals, and the strength of the induction signals corresponds to the induction distance between the inductor and the induction window; the controller is electrically connected with the infrared emitter and the infrared receiver of the induction window, and controls whether the infrared emitter emits infrared signals or not, the controller also receives induction signals generated by the infrared receiver, and the controller acquires the induction distance from the inductor to the induction window according to the intensity of the received induction signals; when the controller receives the induction signal, the controller judges that the inductor is detected, otherwise, the controller judges that the inductor is not detected.
In said step S3 the controller is periodically awakened by means of a watchdog or a timer.
In the step S1, after the controller of the induction tap is initialized, the controller performs voltage detection on the power supply of the induction tap; if the power supply of the induction tap is in an under-voltage state, the controller controls the electromagnetic valve to be closed and ends the flow; if the power supply of the induction tap is not in the under-voltage state, the step S2 is entered.
In the step S1, after the controller of the induction tap is initialized, the controller controls the electromagnetic valve to be closed.
After the scheme is adopted, the utility model has the following characteristics:
1. the controller detects whether an inductor exists or not through the induction window and detects the induction distance between the inductor and the induction window, and correspondingly controls the electromagnetic valve according to different induction distances so that the induction tap enters different water outlet control modes; the control of different water outlet control modes of the induction tap is realized through one induction window, so that the cost of the induction tap is reduced;
2. the utility model detects the voltage of the power supply of the induction tap after the controller is initialized; if the power supply voltage of the induction tap is in an under-voltage state, the controller controls the electromagnetic valve to be closed and ends the flow, so that the waste of water resources can be effectively avoided;
3. after the induction tap finishes water outlet, the controller enters a dormant state and wakes up periodically, so that the effect of saving electricity can be achieved.
Drawings
FIG. 1 is a partial block diagram of an induction tap of the utility model;
FIG. 2 is a flow chart of the present utility model;
description of the reference numerals:
the controller 1 is configured to control the operation of the controller,
a sensing window 2, an infrared emitter 21, an infrared receiver 22,
and a solenoid valve 3.
Detailed Description
In order to further explain the technical scheme of the utility model, the utility model is explained in detail by specific examples.
As shown in fig. 1 and 2, the present utility model discloses a control method of an induction tap, the induction tap comprises a controller 1, an induction window 2 and an electromagnetic valve 3, the controller 1 is electrically connected with the induction window 2 and the electromagnetic valve 3, the electromagnetic valve 3 is used for controlling whether the induction tap is out of water, the number of the induction windows 2 is one, the controller 1 can detect whether an inductor exists or not through the induction window 2 and detect the induction distance between the inductor and the induction window 2, the induction window 2 can be an infrared induction window, and the inductor can be a human hand or other objects capable of reflecting infrared rays.
With reference to fig. 2, the control method of the induction faucet sequentially comprises the following steps:
step S1: initializing a controller 1 of the induction tap;
step S2: the controller 1 detects whether an inductor exists or not through the induction window 2 and detects the induction distance between the inductor and the induction window 2, and the controller 1 correspondingly controls the electromagnetic valve 3 according to different induction distances so that the induction tap enters different water outlet control modes;
step S3: after the induction tap finishes water outlet, the controller 1 enters a dormant state and wakes up periodically; and proceeds to step S2 when the controller 1 wakes up.
In the utility model, the water outlet control mode of the induction tap comprises a first water outlet control mode and a second water outlet control mode; in the step S2, when the sensing distance from the sensing object to the sensing window 2 meets a first triggering condition, the sensing faucet enters a first water outlet control mode; and when the sensing distance from the sensing object to the sensing window 2 meets the second triggering condition, the sensing tap enters a second water outlet control mode.
In the utility model, the first water outlet control mode can be a water outlet control mode of sensing once to continuously outlet water and sensing once again to finish water outlet, and the water outlet control mode of sensing once to continuously outlet water and sensing once again to finish water outlet can realize long-time water outlet, and is suitable for people to hold water or for food cleaning; the water outlet control mode of the induction once, namely continuous water outlet and the induction once again, namely water outlet end, can be specifically as follows:
the controller 1 firstly controls the electromagnetic valve 3 to be opened so as to enable the induction tap to discharge water;
then after the electromagnetic valve 3 is opened for a preset time delay time, the controller 1 detects whether an inductor exists or not in real time through the induction window 2 and detects the induction distance between the inductor and the induction window 2;
and the controller 1 controls the electromagnetic valve 3 to be closed when the sensing distance from the sensing object to the sensing window 2 accords with the first triggering condition again, so that the sensing tap ends water outlet.
In the present utility model, the first water outlet control mode may be a water outlet control mode of "sensing once, i.e. timing water outlet", and the water outlet control mode of "sensing once, i.e. timing water outlet" is suitable for use in a use scenario of short-term water; the water outlet control mode of the induction once-to-time water outlet is specifically as follows: the controller 1 controls the electromagnetic valve 3 to be opened for a preset water outlet time and then controls the electromagnetic valve 3 to be closed, so that the induction tap finishes water outlet after the preset water outlet time.
In the present utility model, the second water outlet control mode may be a water outlet control mode of "sensing water outlet, leaving water outlet", which is suitable for people to wash hands, specifically:
the controller 1 controls the electromagnetic valve 3 to be opened so as to enable the induction tap to discharge water;
meanwhile, the controller 1 also detects whether an inductor exists or not in real time through the induction window 2;
the controller 1 controls the solenoid valve 3 to be closed when no sensing object is detected, so that the sensing tap ends water discharge.
In the present utility model, the sensing window 2 includes an infrared emitter 21 and an infrared receiver 22, the infrared emitter 21 is used for sending an infrared signal to the sensing object, the infrared receiver 22 is used for receiving the infrared signal reflected by the sensing object and the infrared receiver 22 generates a corresponding sensing signal according to the received infrared signal, and the strength of the sensing signal corresponds to the sensing distance between the sensing object and the sensing window 2; the controller 1 is electrically connected with the infrared emitter 21 and the infrared receiver 22 of the induction window 2, the controller 1 controls whether the infrared emitter 21 emits infrared signals or not, the controller 1 also receives induction signals generated by the infrared receiver 22, and the controller 1 obtains the induction distance from the inductor to the induction window 2 according to the intensity of the received induction signals; when the controller receives the induction signal, the controller 1 judges that the inductor is detected, otherwise, the controller 1 judges that the inductor is not detected; the stronger the sensing signal received by the controller 1, the smaller the sensing distance from the sensing object to the sensing window 2, otherwise, the larger the sensing distance from the sensing object to the sensing window 2. The controller 1 can be a singlechip with an analogue-to-digital converter, so that the controller 1 can directly acquire the voltage of an induction signal to correspondingly acquire the induction distance from an inductor to the induction window 2; the controller 1 may also be a single chip microcomputer without an analog-to-digital converter, so that the controller 1 needs to obtain the voltage of the sensing signal through the analog-to-digital converter to correspondingly obtain the sensing distance from the sensing object to the sensing window 2.
In the present utility model, the first triggering condition is: in the first detection time, the sensing distance from the sensing object to the sensing window 2 is always smaller than the first triggering distance; and the second trigger condition is: in the second detection time, the sensing distance from the sensing object to the sensing window 2 is always larger than the second triggering distance; the second trigger distance is greater than or equal to the first trigger distance. The purpose of setting the first detection time and the second detection time is to avoid false triggering, ensure the use reliability of the induction tap, and the first detection time and the second detection time can be 0.3-0.6 seconds, preferably 0.5 seconds. In the first detection time and the second detection time, the sensing window 2 can be sampled for a plurality of times to sequentially generate a plurality of sensing signals to the controller 1; when the voltage value of the induction signal received by the controller 1 is larger than the first trigger value, the controller 1 judges that the induction distance from the detected inductor to the induction window 2 is smaller than the first trigger distance; when the voltage value of the sensing signal received by the controller 1 is smaller than the second trigger value, the controller 1 judges that the sensing distance from the sensing object to the sensing window 2 is larger than the second trigger distance; the second trigger value is less than or equal to the first trigger value, so that the second trigger distance is greater than or equal to the first trigger distance, the first trigger distance can be 2-4 cm, and the second trigger distance can be 8-12 cm. The second trigger distance is set to be 8-12 cm, so that the distance requirement from a human hand to an induction window when people use the induction tap to wash hands is met, and the hand washing device is convenient for people to wash hands in a water outlet control mode of 'sensing water immediately, namely leaving water immediately and closing water'; the first trigger distance is smaller than the second trigger distance, so that people can be prevented from mistakenly triggering the sensing window 2 in a water outlet control mode of sensing water continuously once and finishing water outlet once again.
In the step S1, after the controller 1 of the induction tap is initialized, the controller 1 performs voltage detection on the power supply of the induction tap; if the power supply voltage of the induction tap is in an under-voltage state, the controller 1 controls the electromagnetic valve 3 to be closed and ends the flow; if the power supply voltage of the induction tap is not in the under-voltage state, the step S2 is entered. If the power supply voltage of the induction tap is in an under-voltage state, the control error of the induction tap is caused by continuing to carry out the step S2, so that the water resource waste is easy to be caused, and therefore, the utility model can avoid the water resource waste by closing the electromagnetic valve 3 and ending the flow when the power supply of the induction tap is in the under-voltage state.
In the step S1, after the controller 1 of the induction tap is initialized, the controller 1 controls the electromagnetic valve 3 to be closed, so that the problem that water is discharged when the controller 1 of the induction tap initializes the induction tap is avoided, and further, the waste of water resources is avoided.
In the present utility model, the controller 1 may be periodically awakened by a watchdog or a timer in the step S3; after the induction tap finishes water outlet, the controller 1 enters a dormant state and wakes up periodically, so that the loss of electric quantity can be reduced, and the effect of saving electricity is achieved.
The above examples and drawings are not intended to limit the form or form of the present utility model, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present utility model.
Claims (5)
1. A control method of an induction tap, characterized in that: the induction tap is provided with a controller, an induction window and an electromagnetic valve, wherein the controller is electrically connected with the induction window and the electromagnetic valve, the number of the induction windows is one, and the electromagnetic valve is used for controlling whether the induction tap is used for discharging water or not;
the control method of the induction tap sequentially comprises the following steps:
step S1: initializing a controller of the induction tap;
step S2: the controller detects whether an inductor exists or not through the induction window and detects the induction distance between the inductor and the induction window, and the controller correspondingly controls the electromagnetic valve according to different induction distances so that the induction tap enters different water outlet control modes;
step S3: after the induction tap finishes water outlet, the controller enters a dormant state and wakes up periodically; and enter step S2 when the controller wakes up;
the water outlet control mode of the induction tap comprises a first water outlet control mode and a second water outlet control mode; in the step S2, when the sensing distance from the sensing object to the sensing window meets a first triggering condition, the sensing faucet enters a first water outlet control mode; when the sensing distance from the sensing object to the sensing window meets a second triggering condition, the sensing faucet enters a second water outlet control mode;
the first water outlet control mode is as follows: the controller firstly controls the electromagnetic valve to be opened so as to enable the induction tap to discharge water; then after the electromagnetic valve is opened for a preset time delay time, the controller detects whether an inductor exists or not in real time through the induction window and detects the induction distance between the inductor and the induction window; the controller controls the electromagnetic valve to be closed when the sensing distance from the sensing object to the sensing window accords with the first triggering condition again, so that the sensing tap finishes water outlet;
the second water outlet control mode is as follows: the controller controls the electromagnetic valve to be opened so as to enable the induction tap to discharge water; meanwhile, the controller also detects whether an inductor exists or not in real time through the induction window; the controller controls the electromagnetic valve to be closed when no inductor is detected, so that the induction tap ends water outlet;
the first triggering condition is as follows: in the first detection time, the sensing distance from the sensing object to the sensing window is always smaller than the first triggering distance; the second triggering condition is as follows: in the second detection time, the sensing distance from the sensing object to the sensing window is always larger than the second triggering distance; the second trigger distance is greater than or equal to the first trigger distance; the first trigger distance is 2 to 4 cm and the second trigger distance is 8 to 12 cm.
2. A method of controlling an induction tap as claimed in claim 1, wherein: the induction window comprises an infrared emitter and an infrared receiver, the infrared emitter is used for sending infrared signals to the inductor, the infrared receiver is used for receiving the infrared signals reflected by the inductor and generating corresponding induction signals according to the received infrared signals, and the strength of the induction signals corresponds to the induction distance between the inductor and the induction window;
the controller is electrically connected with the infrared emitter and the infrared receiver of the induction window, and controls whether the infrared emitter emits infrared signals or not, the controller also receives induction signals generated by the infrared receiver, and the controller acquires the induction distance from the inductor to the induction window according to the intensity of the received induction signals; when the controller receives the induction signal, the controller judges that the inductor is detected, otherwise, the controller judges that the inductor is not detected.
3. A method of controlling an induction tap as claimed in claim 1, wherein: in said step S3 the controller is periodically awakened by means of a watchdog or a timer.
4. A method of controlling an induction tap as claimed in claim 1, wherein: in the step S1, after the controller of the induction tap is initialized, the controller performs voltage detection on the power supply of the induction tap; if the power supply of the induction tap is in an under-voltage state, the controller controls the electromagnetic valve to be closed and ends the flow; if the power supply of the induction tap is not in the under-voltage state, the step S2 is entered.
5. A method of controlling an induction tap as claimed in claim 1, wherein: in the step S1, after the controller of the induction tap is initialized, the controller controls the electromagnetic valve to be closed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110805401.4A CN113464703B (en) | 2021-07-16 | 2021-07-16 | Control method of induction tap |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110805401.4A CN113464703B (en) | 2021-07-16 | 2021-07-16 | Control method of induction tap |
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| Publication Number | Publication Date |
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| CN113464703A CN113464703A (en) | 2021-10-01 |
| CN113464703B true CN113464703B (en) | 2024-01-30 |
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| CN112127429A (en) * | 2020-08-19 | 2020-12-25 | 厦门市得尔美卫浴有限公司 | Water outlet control method for sanitary ware |
| TWM614532U (en) * | 2021-04-26 | 2021-07-11 | 偉太健康科技有限公司 | Inductive faucet |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7232111B2 (en) * | 2004-01-12 | 2007-06-19 | Masco Corporation Of Indiana | Control arrangement for an automatic residential faucet |
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2021
- 2021-07-16 CN CN202110805401.4A patent/CN113464703B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101135400A (en) * | 2006-08-31 | 2008-03-05 | 石春平 | Single induction window type double flow-controlled water saving type tap |
| CN104061358A (en) * | 2013-11-12 | 2014-09-24 | 苏州天趣信息科技有限公司 | Water tap device capable of automatically flushing by infrared induction |
| JP2017066729A (en) * | 2015-09-30 | 2017-04-06 | パナソニックＩｐマネジメント株式会社 | Automatic faucet |
| CN106195401A (en) * | 2016-07-25 | 2016-12-07 | 无锡昊瑜节能环保设备有限公司 | Water discharge of water faucet control system |
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