CN1614164A - Automatic flushing method and structure for toilet with electric valve control based on sensing technology - Google Patents
Automatic flushing method and structure for toilet with electric valve control based on sensing technology Download PDFInfo
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- CN1614164A CN1614164A CN 200410094598 CN200410094598A CN1614164A CN 1614164 A CN1614164 A CN 1614164A CN 200410094598 CN200410094598 CN 200410094598 CN 200410094598 A CN200410094598 A CN 200410094598A CN 1614164 A CN1614164 A CN 1614164A
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- excrements
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Abstract
A method and structure based on sensor technique for controlling the automatic flush of water toilet by electric valve is disclosed. It is composed of a single-chip microprocessor controller and an electric valve chosen from pulse electromagnetic valve, electric ceramic valve and ceramic wafer valve. The electric valve is elecrically connected to said controller. According to the time when human body is sensed by sensor, the stool or urination can be determined by comparing it with a threshold and the quantity of flushed water can be controlled.
Description
Technical field the invention belongs to singlechip technology and controls Application for Field at sanitary equipment.
Before background technology the invention applying date, known water closet divides excrements to supply water by keypad by size, use is made troubles, particularly public occasion be difficult to realize conscious by size just momentum in time wash, cause environment pollution.
Summary of the invention the invention is intended to overcome the manually defective of bath of water closet, and a kind of method and structure of the toilet with electric valve control auto-flushing based on sensing technology is provided.
The invention solves the technical scheme that its technical problem adopts: comprise single chip machine controlling circuit and motor operated valve, it is characterized in that described motor operated valve is a kind of in impulse electromagnetic valve, ceramic electric control valve, the ceramic compressing tablet valve, its connected mode is that the coil of motor operated valve is connected with two pairs of opposite polarity switching tube colelctor electrodes, and two pairs of switching tube inputs are connected with the I/O output of single-chip microcomputer respectively; Single-chip microcomputer is according to a kind of in infrared ray sensing, pyroelectricity sensing, wireless sensing length and program setting or remote controller or flag bit excrements crash time and excrements discharging quantity of water of setting to the human body sensing time, the forward and reverse rotation time of control motor operated valve is realized by size just discharging quantity of water bath.The I/O input of single chip machine controlling circuit is connected with a kind of human-induced signal of infrared ray sensing, pyroelectricity sensing, wireless sensing, receive the human-induced signal, and according to the length of human body sensing time, according to the excrements crash time and the excrements discharging quantity of water of program setting or remote controller or flag bit setting, the forward and reverse rotation time of control motor.Single chip machine controlling circuit I/O output is connected with the switching tube input, and the switching tube output is connected with the motor operated valve coil, and the rotation of motor operated valve is controlled by single chip machine controlling circuit.Single chip machine controlling circuit I/O input respectively with the receiver of remote-control sytem output or distinguish the two bit flag positions of excrements crash time, the four bit flag positions of setting the excrements discharging quantity of water are connected, ground connection (I/O=1) according to flag bit is determined excrements crash time and excrements discharging quantity of water with the combination of unsettled (I/O=0), flag bit is 00 o'clock, is equivalent to not establish flag bit.Single chip machine controlling circuit and water closet single chip machine controlling circuit are shared, realize resource-sharing.
The beneficial effect of the invention is: the invention is as an executing agency of saving toilet, the size of control discharging quantity of water, rise bath by stool discharging quantity of water 6-6.75 liter, urine flushing dose 3-3.75, reach the purpose of conserve water resource, be widely used in the control device of saving toilet.
The utility model is described in further detail below in conjunction with drawings and Examples for description of drawings:
Fig. 1 is the circuit block diagram of the invention.1 is single chip machine controlling circuit among the figure; 2 is transducing signal, comprises a kind of signal in infrared ray sensing, pyroelectricity sensing, the wireless sensing; 3 are motor operated valve control circuit; 4 is remote-control receiving circuit; 5 is excrements crash time flag bit; 6 are stool momentum flag bit; 7 are urine momentum flag bit.
Fig. 2 is the electrical schematic diagram of the invention.PIC16C54 or PIC16C57 are 8-bit microcontroller among the figure, and S is a kind of output signal in infrared ray sensing, pyroelectricity sensing, the wireless sensing; REC is the receiver of remote-control sytem output signal; T
1, T
2, T
3, T
4Be switching tube, L is the motor operated valve coil, K
1, K
2Be excrements crash time flag bit, K
3, K
4Be stool momentum flag bit, K
5, K
6Be urine momentum flag bit.
The specific embodiment is referring to Fig. 1.1 is single chip machine controlling circuit among the figure; 2 is transducing signal, comprises a kind of signal in infrared ray sensing, pyroelectricity sensing, the wireless sensing; 3 are motor operated valve control circuit; 4 is remote-control receiving circuit; 5 is excrements crash time flag bit; 6 are stool momentum flag bit; 7 are urine momentum flag bit.
Referring to Fig. 2.The invention single chip machine controlling circuit adopts the 8-bit microcontroller PIC16C54 of U.S. MICROCHIP company or the 8-bit microcontroller that PIC16C57 also can adopt other models.Internal memory control program and excrements crash time, the timetable of excrements discharging quantity of water and the forward and reverse rotation of motor.Single-chip processor i/o (1) output is connected with a kind of output signal S in infrared ray sensing, pyroelectricity sensing, the wireless sensing.Single-chip processor i/o (2), I/O (3), I/O (11), I/O (12) output and switch transistor T
1, T
2, T
3, T
4Input be connected T
1, T
2, T
3, T
4Output be connected with motor operated valve coil L, control its rotating, thus control discharging quantity of water.Receiver of remote-control sytem output signal REC is connected with single-chip processor i/o (4), provides the remote control transmitter signal to single-chip microcomputer, flag bit K
1, K
2Be connected with single-chip processor i/o (5), I/O (6) respectively, it is 3 minutes that its ground connection (I/O=1) is represented the crash time of excrements respectively with four kinds of combinations 00,01,10,11 of unsettled (I/O=0), 2 minutes, 1.5 minute, 1 minute, flag bit was 00, was equivalent to and did not establish flag bit; Flag bit K
3, K
4Be connected with single-chip processor i/o (7), I/O (8) respectively, it is 6 liters, 6.25 liters, 6.5 liters, 6.75 liters that its ground connection (I/O=1) is represented the stool momentum respectively with four kinds of combinations 00,01,10,11 of unsettled (I/O=0).Flag bit is to be equivalent in 00 o'clock not establish flag bit.Flag bit K
5, K
6Be connected with single-chip processor i/o (9), I/O (10) respectively, its ground connection (I/O=1) is 3 liters, 3.25 liters, 3.5 liters, 3.75 liters for the urine momentum respectively with four kinds of combinations 00,01,10,11 of unsettled (I/O=0).Flag bit is to be equivalent in 00 o'clock not establish flag bit.The invention is except that motor operated valve, switching tube, and single-chip microcomputer, infrared ray sensing, pyroelectricity sensing, wireless sensing, receiver of remote-control sytem, flag bit all can be shared with the whole control circuit of water closet, shared resource.
Claims (5)
1, a kind of method and structure of the toilet with electric valve control auto-flushing based on sensing technology, comprise single chip machine controlling circuit and motor operated valve, it is characterized in that described motor operated valve is a kind of in impulse electromagnetic valve, ceramic electric control valve, the ceramic compressing tablet valve, its connected mode is that the coil of motor operated valve is connected with two pairs of opposite polarity switching tube colelctor electrodes, and two pairs of switching tube inputs are connected with the I/O output of single-chip microcomputer respectively; Single-chip microcomputer is according to a kind of in infrared ray sensing, pyroelectricity sensing, wireless sensing length and program setting or remote controller or flag bit excrements crash time and excrements discharging quantity of water of setting to the human body sensing time, the forward and reverse rotation time of control motor operated valve is realized by size just discharging quantity of water bath.
2, the method and the structure of the toilet with electric valve control auto-flushing based on sensing technology according to claim 1, the I/O input that it is characterized in that single chip machine controlling circuit is connected with a kind of human-induced signal of infrared ray sensing, pyroelectricity sensing, wireless sensing, receive the human-induced signal, and according to the length of human body sensing time, according to the excrements crash time and the excrements discharging quantity of water of program setting or remote controller or flag bit setting, the forward and reverse rotation time of control motor.
3, the method and the structure of the toilet with electric valve control auto-flushing based on sensing technology according to claim 1, it is characterized in that single chip machine controlling circuit I/O output is connected with the switching tube input, the switching tube output is connected with the motor operated valve coil, and the rotation of motor operated valve is controlled by single chip machine controlling circuit.
4, the method and the structure of the toilet with electric valve control auto-flushing based on sensing technology according to claim 1, it is characterized in that single chip machine controlling circuit I/O input respectively with the receiver of remote-control sytem output or distinguish the two bit flag positions of excrements crash time, the four bit flag positions of setting the excrements discharging quantity of water are connected, ground connection (I/O=1) according to flag bit is determined excrements crash time and excrements discharging quantity of water with the combination of unsettled (I/O=0), flag bit is 00 o'clock, is equivalent to not establish flag bit.
5, the method and the structure of the toilet with electric valve control auto-flushing based on sensing technology according to claim 1 is characterized in that single chip machine controlling circuit and water closet single chip machine controlling circuit are shared, realize resource-sharing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410094598 CN1614164A (en) | 2004-11-18 | 2004-11-18 | Automatic flushing method and structure for toilet with electric valve control based on sensing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410094598 CN1614164A (en) | 2004-11-18 | 2004-11-18 | Automatic flushing method and structure for toilet with electric valve control based on sensing technology |
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| Publication Number | Publication Date |
|---|---|
| CN1614164A true CN1614164A (en) | 2005-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410094598 Pending CN1614164A (en) | 2004-11-18 | 2004-11-18 | Automatic flushing method and structure for toilet with electric valve control based on sensing technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108727A (en) * | 2011-01-21 | 2011-06-29 | 南京信息工程大学 | Intelligent water-saving control system and control method thereof for public washroom |
| CN104234168A (en) * | 2014-08-26 | 2014-12-24 | 庞波 | Overflowing structure and control design of water-saving toilet drain line |
-
2004
- 2004-11-18 CN CN 200410094598 patent/CN1614164A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102108727A (en) * | 2011-01-21 | 2011-06-29 | 南京信息工程大学 | Intelligent water-saving control system and control method thereof for public washroom |
| CN102108727B (en) * | 2011-01-21 | 2012-08-15 | 南京信息工程大学 | Intelligent water-saving control system and control method thereof for public washroom |
| CN104234168A (en) * | 2014-08-26 | 2014-12-24 | 庞波 | Overflowing structure and control design of water-saving toilet drain line |
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