CN204728429U - Radar scanning formula Male urine pond automatic flushing device - Google Patents
Radar scanning formula Male urine pond automatic flushing device Download PDFInfo
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- CN204728429U CN204728429U CN201520463595.4U CN201520463595U CN204728429U CN 204728429 U CN204728429 U CN 204728429U CN 201520463595 U CN201520463595 U CN 201520463595U CN 204728429 U CN204728429 U CN 204728429U
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- Geophysics And Detection Of Objects (AREA)
Abstract
The utility model is that its feature comprises about a kind of radar scanning formula Male urine pond automatic flushing device: 12V dc source, microwave sounding circuit, Signal analysis amplifying circuit, level power are amplified and electromagnetic water valve control circuit; The model that in described microwave sounding circuit, microwave sounding module I C1 selects is TWH9428; The model that in described Signal analysis and amplifying circuit, Signal analysis amplifying circuit IC2 selects is TWH9429.Radar scanning formula Male urine pond described in the utility model automatic flushing device has used for reference the operating principle of the automatic induction tap of urinal, microwave sounding module (TWH9428) is utilized to set up microwave electric field among a small circle at public lavatory male sex's urinal, by the control signal of human body reflection echo signal as the automatic shower of trough urinal, achieve automatic shower when a people or many people successively use, unmannedly automatically stop shower when using.
Description
Technical field
The utility model belongs to application of electronic technology field, is about a kind of radar scanning formula Male urine pond automatic flushing device.
Background technology
The automatic induction tap in Male urine pond, public place 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 service of a public place people in no particular order or many people; The most also be the control mode of wasting water source be most exactly perennial draingage, no matter that is: have people or unmannedly to use, the tap water drencher head on public trough urinal all can open wide shower incessantly.
Radar scanning formula Male urine pond described in the utility model automatic flushing device has used for reference the operating principle of the automatic induction tap of urinal, microwave sounding module (TWH9428) is utilized to set up microwave electric field among a small circle at public lavatory male sex's urinal, by the control signal of human body reflection echo signal as the automatic shower of trough urinal.Achieve automatic shower when a people or many people successively use, unmannedly automatically stop shower when using.This device have circuit structure succinct, highly sensitive, leak that the rate of rushing is zero, water-saving result obviously, the feature such as reliable working performance, cheap, long service life.It is widely used in the automatic shower of public lavatory male sex's urinals such as hotel, hotel, office premises, hospital, station, airport.
Below describe in detail radar scanning formula Male urine pond described in the utility model automatic flushing device necessity involved in implementation process, guardian technique content.
Utility model content
Goal of the invention and beneficial effect: radar scanning formula Male urine pond described in the utility model automatic flushing device has used for reference the operating principle of the automatic induction tap of urinal, microwave sounding module (TWH9428) is utilized to set up microwave electric field among a small circle at public lavatory male sex's urinal, by the control signal of human body reflection echo signal as the automatic shower of trough urinal.Achieve automatic shower when a people or many people successively use, unmannedly automatically stop shower when using.This device have circuit structure succinct, highly sensitive, leak that the rate of rushing is zero, water-saving result obviously, the feature such as reliable working performance, cheap, long service life.It is widely used in the automatic shower of public lavatory male sex's urinals such as hotel, hotel, office premises, hospital, station, airport.
Circuit working principle: radar scanning formula Male urine pond automatic flushing device is made up of microwave sounding module I C1 (inside modules comprises: the circuit such as Microwave emission, LPF, gating amplification), oscillator coil L and antenna ATX.Microwave sounding module I C1 internal oscillator circuit produces the microwave signal of about 1000MHz, by antenna ATX radiated electromagnetic wave.Signal analysis and amplifying circuit are made up of Signal analysis amplifying circuit IC2 (its inside comprises: power supply voltage stabilizing, gating amplification, soft start, compare the circuit such as amplification, delay and running), electrochemical capacitor C1 and potentiometer RP.Time in Microwave Scanning search coverage without human motion, the control output end O pin output low level of Signal analysis amplification circuit IC2, at this moment NPN transistor VT1 ends, and makes electromagnetic water valve DCF coil be in cut-off state.
When there being human body to move in radar scanning effective range, external electromagnetic field around it will change, antenna ATX will detect the human motion variable signal that generates an electromagnetic field and feed back to microwave sounding module I C1 and carry out low pass process, make the signal output part O pin output low frequency voltage signal of microwave sounding module I C1.The low-frequency voltage signal exported due to microwave sounding module I C1 is not enough to promote electromagnetic water valve DCF coil working, amplify so low-frequency voltage signal must do gating through Signal analysis amplifying circuit IC2 and postpone to drive, then export high level from control output end 0 pin of Signal analysis amplifying circuit IC2, last circuit uses 1 NPN transistor VT1 to carry out high level power amplification for driving electromagnetic water valve DCF coil working.
Technical scheme: radar scanning formula Male urine pond automatic flushing device, it comprises 12V dc source, microwave sounding circuit, Signal analysis amplifying circuit, level power amplification and electromagnetic water valve control circuit, it is characterized in that:
Microwave sounding circuit: it is by antenna ATX, microwave sounding module I C1 and oscillator coil L forms, the model that microwave sounding module I C1 selects is TWH9428, the Y pin of microwave sounding module I C1 meets one end and the antenna ATX of oscillator coil L, the YO pin of microwave sounding module I C1 connects the other end of oscillator coil L, the VDD pin connection circuit positive pole VCC of microwave sounding module I C1, the B pin of microwave sounding module I C1 connects the positive pole of electrochemical capacitor C1, the G pin of microwave sounding module I C1 and the negative pole connection circuit ground GND of electrochemical capacitor C1, the O pin of microwave sounding module I C1 connects Signal analysis and amplifying circuit,
In Signal analysis and amplifying circuit: the model that Signal analysis amplifying circuit IC2 selects is TWH9429, the B pin of Signal analysis amplifying circuit IC2 connects the B pin of microwave sounding module I C1, the I pin of Signal analysis amplifying circuit IC2 connects the O pin of microwave sounding module I C1, the WO pin of Signal analysis amplifying circuit IC2 connects one end and the movable end thereof of potentiometer RP, the W pin of Signal analysis amplifying circuit IC2 connects the other end of potentiometer RP, the VDD pin connection circuit positive pole VCC of Signal analysis amplifying circuit IC2, the G pin connection circuit ground GND of Signal analysis amplifying circuit IC2, the O pin of Signal analysis amplifying circuit IC2 connects level power and amplifies and electromagnetic water valve control circuit,
Level power is amplified and electromagnetic water valve control circuit: it is made up of resistance R1, NPN transistor VT1, electromagnetic water valve DCF and switching diode D1, the O pin of Signal analysis amplifying circuit IC2 connects the base stage of NPN transistor VT1 by resistance R1, the colelctor electrode of NPN transistor VT1 connects one end of electromagnetic water valve DCF coil and the positive pole of switching diode D1, the emitter stage connection circuit ground GND of the other end of electromagnetic water valve DCF coil and the negative pole connection circuit positive pole VCC of switching diode D1, 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 radar scanning formula Male urine pond automatic flushing device embodiment circuit working schematic diagram that the utility model provides.
Detailed description of the invention
According to the radar scanning formula Male urine pond automatic flushing device 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 utility model content, and components and parts technical data described in embodiment requires and circuit production main points are carried out enforcement and can be realized the utility model, is further described correlation technique of the present utility model below in conjunction with embodiment.
The technical data of components and parts and selection requirement
IC1 is microwave sounding module, and the model selected is TWH9428;
IC2 is Signal analysis amplifying circuit, and the model selected is TWH9429;
VT1 is NPN transistor, and the model selected has 2SC8050,3DG8050 or 3DG12;
D1 is switching diode, and the model selected is 1N4148;
Resistance uses RTX-1/8W type metalfilmresistor, the resistance 2.2K Ω of resistance R1, and RP selects solid potentiometer, and its resistance is 330K Ω;
It is 25V aluminum hull electrochemical capacitor that C1 selects withstand voltage, and its capacity is 47 μ F;
DCF is electromagnetic water valve, and the model selected is DF0618L, and feedwater bore is 15mm.
Circuit production main points and circuit debugging
Antenna ATX selects 20mm telescopic antenna, or is 220mm by the bare copper wire of ￠ 1.5 ~ 2mm, length;
Directly can use the loop aerial with microwave induction controller TX982 products configuration; Or select diameter ￠ 2mm bare copper wire, enclose into ￠ 140 ~ 150mm open circles coil antenna, the opening part two ends of circular loop antenna are connected on Y pin and the YO pin of microwave sounding module I C1 respectively, directly replace oscillator coil L with open circles loop antenna, can also remove antenna ATX from simultaneously;
Oscillator coil L selects ￠ 0.68mm high strength enamelled wire flat around 6 ~ 7 circles on ￠ 5mm iron staff;
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!
The scope of radar scanning formula Male urine pond automatic flushing device can by the resistance of regulator potentiometer RP, and the distance of detection human body is maximum reaches 8 ~ 9m, can shorten antenna ATX and reduce detection human body distance;
Maximum operating currenbt≤the 220mA of radar scanning formula Male urine pond automatic flushing device complete machine;
Applied hydraulic pressure is 0.05 ~ 0.6MPa; Environment for use humidity≤90%; Environment for use temperature 0 ~ 45 DEG C.
Circuit structure design of the present utility model, components' placement; and the shape of its outward appearance and size etc. are not all key technologies of the present utility model; neither the claimed guardian technique content of the utility model; because not affecting the realization of the utility model specific implementation process and utility model object, therefore do not illustrate one by one in the description.
Claims (1)
1. a radar scanning formula Male urine pond automatic flushing device, it comprises 12V dc source, microwave sounding circuit, Signal analysis amplifying circuit, level power amplification and electromagnetic water valve control circuit, it is characterized in that:
Described microwave sounding circuit is by antenna ATX, microwave sounding module I C1 and oscillator coil L forms, the model that microwave sounding module I C1 selects is TWH9428, the Y pin of microwave sounding module I C1 meets one end and the antenna ATX of oscillator coil L, the YO pin of microwave sounding module I C1 connects the other end of oscillator coil L, the VDD pin connection circuit positive pole VCC of microwave sounding module I C1, the B pin of microwave sounding module I C1 connects the positive pole of electrochemical capacitor C1, the G pin of microwave sounding module I C1 and the negative pole connection circuit ground GND of electrochemical capacitor C1, the O pin of microwave sounding module I C1 connects Signal analysis and amplifying circuit,
In described Signal analysis and amplifying circuit: the model that Signal analysis amplifying circuit IC2 selects is TWH9429, the B pin of Signal analysis amplifying circuit IC2 connects the B pin of microwave sounding module I C1, the I pin of Signal analysis amplifying circuit IC2 connects the O pin of microwave sounding module I C1, the WO pin of Signal analysis amplifying circuit IC2 connects one end and the movable end thereof of potentiometer RP, the W pin of Signal analysis amplifying circuit IC2 connects the other end of potentiometer RP, the VDD pin connection circuit positive pole VCC of Signal analysis amplifying circuit IC2, the G pin connection circuit ground GND of Signal analysis amplifying circuit IC2, the O pin of Signal analysis amplifying circuit IC2 connects level power and amplifies and electromagnetic water valve control circuit,
Described level power is amplified and electromagnetic water valve control circuit is made up of resistance R1, NPN transistor VT1, electromagnetic water valve DCF and switching diode D1, the O pin of Signal analysis amplifying circuit IC2 connects the base stage of NPN transistor VT1 by resistance R1, the colelctor electrode of NPN transistor VT1 connects one end of electromagnetic water valve DCF coil and the positive pole of switching diode D1, the emitter stage connection circuit ground GND of the other end of electromagnetic water valve DCF coil and the negative pole connection circuit positive pole VCC of switching diode D1, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520463595.4U CN204728429U (en) | 2015-06-29 | 2015-06-29 | Radar scanning formula Male urine pond automatic flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520463595.4U CN204728429U (en) | 2015-06-29 | 2015-06-29 | Radar scanning formula Male urine pond automatic flushing device |
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| Publication Number | Publication Date |
|---|---|
| CN204728429U true CN204728429U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520463595.4U Expired - Fee Related CN204728429U (en) | 2015-06-29 | 2015-06-29 | Radar scanning formula Male urine pond automatic flushing device |
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| CN (1) | CN204728429U (en) |
Cited By (1)
| 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 |
-
2015
- 2015-06-29 CN CN201520463595.4U patent/CN204728429U/en not_active Expired - Fee Related
Cited By (1)
| 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 |
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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: 20151028 Termination date: 20160629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |