CN103774735B - Automatic flushing device for male urinal of public toilet - Google Patents

Automatic flushing device for male urinal of public toilet Download PDF

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Publication number
CN103774735B
CN103774735B CN201410075535.5A CN201410075535A CN103774735B CN 103774735 B CN103774735 B CN 103774735B CN 201410075535 A CN201410075535 A CN 201410075535A CN 103774735 B CN103774735 B CN 103774735B
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China
Prior art keywords
circuit
pin
induction controller
microwave
microwave induction
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Expired - Fee Related
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CN201410075535.5A
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Chinese (zh)
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CN103774735A (en
Inventor
吴圣铎
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Qinghai Zhuo far Environmental Technology Co. Ltd.
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吴圣铎
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Abstract

The invention relates to an automatic flushing device for the male urinal of a public toilet. The automatic flushing device is characterized in that in a microwave induction and detection circuit, the type of a microwave induction controller IC1 is TX982, the pin 1 of the microwave induction controller IC1 is connected with the positive pole VCC of the circuit, the pin 2 of the microwave induction controller IC1 is connected with the pin 2 and the pin 6 of a time-base circuit IC2, the pin 3 of the microwave induction controller IC1 is connected with the ground GND of the circuit, and the both ends of a loop antenna TX are connected with the antenna terminals of the microwave induction controller IC1 respectively; a monostable time-delay circuit is composed of the time-base circuit IC2, a resistor R1 and a timing capacitor C1; an electromagnetic water valve control circuit is composed of a resistor R2, an NPN-type transistor VT1, an electromagnetic water valve DCF and a silicon rectifier diode D1. According to the automatic flushing device disclosed by the invention, a microwave electric field is established in the public toilet by reference to the working principle of the automatic induction faucet of the urinal, and a human reflection echo is used as a flushing control signal for the urinal.

Description

The automatic overflow cascade washers of public conveniences male trough urinal
Technical field
The invention belongs to electronics and water-save irrigation technology field, relate to the automatic overflow cascade washers of a kind of public conveniences male trough urinal.
Background technology
The automatic induction tap of urinal of common single use is equipped with infrared detector cell more, when have human body near time, the infrared rays that human body sends is detected by it, controls electromagnetic water valve open and discharge water by related circuit, unmannedly automatically closes electromagnetic water valve when using.Infrared detector cell is arranged in a kermesinus plastic casing near urinal or water tap, and it is penetrating to infrared rays.The public trough urinal of public place serves 1 people in no particular order or many people, be the most also the control mode of wasting water source is most exactly perennial draingage, no matter that is: have people to use or unmannedly to use, the tap water on public trough urinal opens wide shower incessantly.
The operating principle of the automatic induction tap of urinal used for reference by the automatic overflow cascade washers of public conveniences male trough urinal of the present invention, microwave induction controller (TX982) is utilized to set up microwave electric field in public lavatory, by human body reflection echo signal as the automatic shower control signal of trough urinal.Automatically shower is stopped, 1 people or many people automatic shower successively or when simultaneously using when achieving unmanned use.This device have circuit structure succinct, highly sensitive, leak that the rate of rushing is zero, water-saving result obviously, the advantage such as reliable working performance, cheap, long service life.It is widely used in the public places such as hotel, hotel, office premises, public lavatory, hospital, station, airport.
Below describe the relevant technologies content that the automatic overflow cascade washers of public conveniences male trough urinal of the present invention is involved in implementation process in detail.
Summary of the invention
Goal of the invention and beneficial effect: the operating principle of the automatic induction tap of urinal used for reference by the automatic overflow cascade washers of public conveniences male trough urinal of the present invention, microwave induction controller (TX982) is utilized to set up microwave electric field in public lavatory, by human body reflection echo signal as the automatic shower control signal of trough urinal.Automatically shower is stopped, 1 people or many people automatic shower successively or when simultaneously using when achieving unmanned use.This device have circuit structure succinct, highly sensitive, leak that the rate of rushing is zero, water-saving result obviously, the advantage such as reliable working performance, cheap, long service life.It is widely used in the public places such as hotel, hotel, office premises, public lavatory, hospital, station, airport.
Circuit working principle: the automatic overflow cascade washers of public conveniences male trough urinal is by microwave induction controller IC1(TX982) in public lavatory, set up microwave electric field, when loop aerial TX detects that human body is in guarded region, microwave electric field can produce reflection echo, faint frequency-shift signaling is gone out through internal circuit mixing post-detection, this signal is through the single-chip microcomputer process of microwave induction controller IC1 inside, the triode ON of its inside 8 ~ 10 seconds, held time by the 2nd pin output low level of microwave induction controller IC1, be enough to the charge discharging resisting of timing capacitor C1 to fall.Monostable time delay circuit is made up of time base circuit IC2, and when the 2nd pin of base IC circuit 2 is lower than 1/3 direct current power source voltage at that time, the 3rd pin of time base circuit IC2 exports high level, makes NPN transistor VT2 conducting drive electromagnetic water valve DCF to open and discharges water.
The monostable time delay circuit delay time of resistance R1 and timing capacitor C1 composition was about for 20 seconds, because delay time sets shorter, electromagnetic water valve DCF automatically will stop shower after opening 20 seconds that discharged water, if someone comes in urine successively, microwave induction controller IC1 will work by monostable delay circuit repeatedly, makes the 3rd pin of time base circuit IC2 constantly export high level and makes electromagnetic water valve DCF keep the state that discharges water.
Technical characteristic: the automatic overflow cascade washers of public conveniences male trough urinal, it comprises 12V dc source, microwave induced and detecting circuit, monostable time delay circuit, electromagnetic water valve control circuit, it is characterized in that:
In microwave induced and detecting circuit, the model that microwave induction controller IC1 adopts is TX982, the 1st pin connection circuit positive pole VCC of microwave induction controller IC1,2nd pin of microwave induction controller IC1 connects the 2nd pin and the 6th pin of time base circuit IC2, the 3rd pin connection circuit ground GND of microwave induction controller IC1, the two ends of loop aerial TX connect the antenna terminal of microwave induction controller IC1 respectively;
Monostable time delay circuit: it is made up of time base circuit IC2, resistance R1, timing capacitor C1, the model that time base circuit IC2 adopts is NE555; 4th pin of time base circuit IC2 and the 8th pin connection circuit positive pole VCC, 2nd pin of time base circuit IC2 is connected with one end of resistance R1 and the positive pole of timing capacitor C1 with the 6th pin, 1st pin of the other end connection circuit positive pole VCC of resistance R1, time base circuit IC2 and the negative pole connection circuit ground GND of timing capacitor C1;
Electromagnetic water valve control circuit: it is made up of resistance R2, NPN transistor VT1, electromagnetic water valve DCF and silicon rectifier diode D1,3rd pin of time base circuit IC2 connects the base stage of NPN transistor VT1 by resistance R2, the colelctor electrode of NPN transistor VT1 connects one end of electromagnetic water valve DCF coil and the positive pole of silicon rectifier diode D1, the emitter stage connection circuit ground GND of the negative pole of silicon rectifier diode D1 and the other end connection circuit positive pole VCC of electromagnetic water valve DCF coil, NPN transistor VT1;
The positive pole of 12V dc source is connected with circuit anode VCC, and the negative pole of 12V dc source is connected with circuit ground GND.
Accompanying drawing explanation
Accompanying drawing 1 is the embodiment circuit working schematic diagram that the invention provides an automatic overflow cascade washers of public conveniences male trough urinal.
Detailed description of the invention
According to the public conveniences male trough urinal automatic overflow cascade washers circuit working schematic diagram shown in accompanying drawing 1 and accompanying drawing explanation, and according to annexation between components and parts in each several part circuit described in summary of the invention, and components and parts technical data described in embodiment requires and circuit production main points are carried out enforcement and can be realized the present invention, is further described correlation technique of the present invention below in conjunction with embodiment.
The technical data of components and parts and selection requirement
IC1 is microwave induction controller, and its model is that TX982, TX982 inside contains microprocessor, the operating voltage 6 ~ 15V of microwave induction controller IC2; 1st pin (red line) of microwave induction controller IC2 meets DC power anode VCC, the 2nd pin (white wire) of microwave induction controller IC2, the 3rd pin (copper mesh line or other colo(u)r streak) the connection circuit ground GND of microwave induction controller IC2;
IC2 is time base circuit, and the model selected is NE555; NE555 is 8 pin, and packing forms is DIP;
D1 is silicon rectifier diode, and the model selected is 1N4001;
Resistance R1 selects 1/8 ~ 1/4W fixed carbon resister or metalfilmresistor, and its resistance is 220K Ω; The resistance of resistance R2 is 12 ~ 22K Ω;
C1 is timing capacitor, selects capacity to be the electrochemical capacitor of 100 μ F/16V;
DCF is electromagnetic water valve, and the model selected is DF0618L, and feedwater bore is 15mm.
Circuit production main points and circuit debugging
Must pay special attention to during welding electric iron shell must ground connection good, puncture microwave induction controller IC1 internal electronic element to avoid the induced voltage of alternating current!
Loop aerial TX directly uses the loop aerial with microwave induction controller TX982 products configuration;
The time delay length of monostable time delay circuit, can regulating resistance R1 resistance or regulate the capacity of timing capacitor C1;
The automatic overflow cascade washers of men's trough urinal should be arranged on postmedian position in public lavatory, to increase microwave area, ensure when there being people to walk about, the loop aerial TX of microwave induction controller IC1 effectively can receive the reflection echo signal of human body generation, the induction radius about 8 ~ 10m of loop aerial TX;
Resistance R2 is for regulating the operating current of electromagnetic water valve DCF, and the 12K Ω resistance of resistance R2 is the recommendation using 12V dc source;
Maximum operating currenbt≤the 200mA of the automatic overflow cascade washers complete machine of men's trough urinal;
Applied hydraulic pressure is 0.05 ~ 0.6MPa; Environment for use temperature 0 ~ 45 DEG C; Environment for use humidity≤90%.

Claims (1)

1. the automatic overflow cascade washers of public conveniences male trough urinal, it comprises 12V dc source, microwave induced and detecting circuit, monostable time delay circuit, electromagnetic water valve control circuit, it is characterized in that:
In described microwave induced and detecting circuit, the model that microwave induction controller IC1 adopts is TX982, the 1st pin connection circuit positive pole VCC of microwave induction controller IC1,2nd pin of microwave induction controller IC1 connects the 2nd pin and the 6th pin of time base circuit IC2, the 3rd pin connection circuit ground GND of microwave induction controller IC1, the two ends of loop aerial TX connect the antenna terminal of microwave induction controller IC1 respectively;
Described monostable time delay circuit is made up of time base circuit IC2, resistance R1, timing capacitor C1, and the model that time base circuit IC2 adopts is NE555; 4th pin of time base circuit IC2 and the 8th pin connection circuit positive pole VCC, 2nd pin of time base circuit IC2 is connected with one end of resistance R1 and the positive pole of timing capacitor C1 with the 6th pin, 1st pin of the other end connection circuit positive pole VCC of resistance R1, time base circuit IC2 and the negative pole connection circuit ground GND of timing capacitor C1;
Described electromagnetic water valve control circuit is made up of resistance R2, NPN transistor VT1, electromagnetic water valve DCF and silicon rectifier diode D1,3rd pin of time base circuit IC2 connects the base stage of NPN transistor VT1 by resistance R2, the colelctor electrode of NPN transistor VT1 connects one end of electromagnetic water valve DCF coil and the positive pole of silicon rectifier diode D1, the emitter stage connection circuit ground GND of the negative pole of silicon rectifier diode D1 and the other end connection circuit positive pole VCC of electromagnetic water valve DCF coil, NPN transistor VT1;
The positive pole of described 12V dc source is connected with circuit anode VCC, and the negative pole of 12V dc source is connected with circuit ground GND.
CN201410075535.5A 2014-03-03 2014-03-03 Automatic flushing device for male urinal of public toilet Expired - Fee Related CN103774735B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410075535.5A CN103774735B (en) 2014-03-03 2014-03-03 Automatic flushing device for male urinal of public toilet

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Application Number Priority Date Filing Date Title
CN201410075535.5A CN103774735B (en) 2014-03-03 2014-03-03 Automatic flushing device for male urinal of public toilet

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CN103774735B true CN103774735B (en) 2015-04-08

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Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104963395A (en) * 2015-06-29 2015-10-07 周玉林 Automatic radar scanning type male urinal flushing device
CN105133712A (en) * 2015-10-11 2015-12-09 吴建堂 High-power automatic spraying device for male urinal
CN105179781A (en) * 2015-10-11 2015-12-23 周芸 Induction time-delay faucet
CN105332408A (en) * 2015-11-17 2016-02-17 王志 Human proximity time-delay automatic flushing device for male urinal
CN105604150A (en) * 2016-02-25 2016-05-25 吴圣铎 Cyclic flushing controller for male urinal

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2839405Y (en) * 2005-09-23 2006-11-22 花向阳 The teaching building water saving device for latrine
CN201291170Y (en) * 2008-09-15 2009-08-19 成天龙 Shower water-out automatic controller
CN101550721A (en) * 2008-04-01 2009-10-07 吴端龙 Microwave sensing automatic urinal
CN203338537U (en) * 2013-07-22 2013-12-11 周芸 Induction type human body approaching alarm controller
CN203878704U (en) * 2014-03-03 2014-10-15 吴圣铎 Automatic flushing device for male urinal of public toilet

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2839405Y (en) * 2005-09-23 2006-11-22 花向阳 The teaching building water saving device for latrine
CN101550721A (en) * 2008-04-01 2009-10-07 吴端龙 Microwave sensing automatic urinal
CN201291170Y (en) * 2008-09-15 2009-08-19 成天龙 Shower water-out automatic controller
CN203338537U (en) * 2013-07-22 2013-12-11 周芸 Induction type human body approaching alarm controller
CN203878704U (en) * 2014-03-03 2014-10-15 吴圣铎 Automatic flushing device for male urinal of public toilet

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Inventor after: Ma Xuan

Inventor before: Wu Shengduo

TR01 Transfer of patent right

Effective date of registration: 20160921

Address after: 810000 the Yellow River road in Qinghai Province, Xining City West District No. 14 (Amanda Garden District) 8 floor

Patentee after: Qinghai Zhuo far Environmental Technology Co. Ltd.

Address before: Bengshan District 233000 in Anhui province Bengbu City, Beverly Street No. 10 building three unit

Patentee before: Wu Shengduo

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150408

Termination date: 20170303