CN2569452Y - Infrared induction sanitary ware controller - Google Patents
Infrared induction sanitary ware controller Download PDFInfo
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- CN2569452Y CN2569452Y CN 02276404 CN02276404U CN2569452Y CN 2569452 Y CN2569452 Y CN 2569452Y CN 02276404 CN02276404 CN 02276404 CN 02276404 U CN02276404 U CN 02276404U CN 2569452 Y CN2569452 Y CN 2569452Y
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Abstract
The utility model relates to an infrared induction sanitary ware controller, which comprises a CPU control module, an infrared induction circuit, a signal amplifying circuit, a power management circuit, a drive circuit, a battery voltage monitoring circuit, and a battery voltage alarm circuit, wherein, the infrared induction circuit, the signal amplifying circuit, the power supply management circuit, the drive circuit, the battery voltage monitoring circuit, and the battery voltage alarm circuit are respectively controlled by the CPU control module; in the infrared induction circuit, a stabilivolt W1 and a resistor R4 of an original circuit are removed, and switching diodes V1, V11, an integrated regulator V2, and a capacitor C5 are newly additionally arranged on the infrared induction circuit; a power supply of an infrared receiving tube V12 is changed into an uninterruptible power supply which is output via the V2 and is formed after deep filtered by the V11 and the C5 from an original pulse power supply. The utility model has the advantages that an induction distance which is already set can not be changed along with the reduction of a battery voltage; with the adoption of the uninterruptible power supply, the anti-interference performance of the controller can be improved; the signal amplifying circuit adopts a digital amplifying circuit which is compared with an open loop, so the sensitivity of the circuit can be improved; meanwhile, a quick charging circuit composed of a V 13, an R 5, and a C7 is additionally arranged on the utility model, an amplifying signal of a leading pole can be widened by the quick charging circuit, which is convenient for confirming an effective signal by the CPU.
Description
Technical field
The utility model belongs to sensing sanitary appliance controller technology field, is specifically related to a kind of infrared induction sanitary equipment controller.
Technical background
The infrared induction sanitary equipment are based on the infrared induction technology, and utilization microcomputer and electronic technology realize the automatic water function of using of sanitary equipment, as the infrared induction tap, urinate syringe, defecate syringe, infrared induction shower etc. automatically automatically.Wherein infrared induction sanitary equipment controller is the core of the inside.The shortcoming of infrared induction sanitary equipment controller is at present: the distance of reaction that configures under new battery status, reduction gradually with battery electric quantity, distance of reaction also can shorten gradually, cause the working sensitivity reduction of complete machine even have a strong impact on product function, this mainly is because unreasonable the causing of design of infrared induction circuit.Referring to Fig. 1, make a concrete analysis of its circuit: W ' the 1st, the voltage-stabiliser tube about 2V with resistance R ' 4, when battery electric quantity is sufficient, can be stablized the base current of V ' 2, thereby stablize Iec, and infrared transmitting tube V ' 3, V ' 4 power weighing apparatus are decided; But along with the minimizing of battery electric quantity, the charging voltage on the C ' 1 can reduce gradually, causes the stabilized voltage characteristic variation of W ' 1, has influenced Iec; The reduction of charging voltage in addition, itself will influence Iec, and these factors all can reduce the transmitting power of V ' 3 and V ' 4, reduce machine sensitivity.Infrared receiving tube V ' 5 has adopted the pulse power in the circuit, and its antijamming capability is relatively poor, and by software filtering, the energy consumption of entire controller is increased.In addition, the signal amplification circuit in the present infrared induction sanitary equipment controller all is to adopt traditional closed-loop amplifying circuit, and this amplifying circuit itself is to solve the analog signal problem of dtmf distortion DTMF, but has sacrificed multiplication factor, and circuit sensitivity reduces.
Summary of the invention
The utility model is at existing infrared induction sanitary equipment controller above shortcomings, one of purpose is that the infrared induction circuit in the controller is redesigned, no matter cell voltage just can not influence the former distance of reaction that configures, and antijamming capability is strong to make switch; Two of purpose is that the signal amplification circuit to controller is optimized, and makes its sensitivity higher, is more conducive to CPU and signal is recognized and is handled.
Above-mentioned purpose is to adopt following technical scheme to realize:
Infrared induction sanitary equipment controller comprises CPU control module and infrared induction circuit, signal amplification circuit, electric power management circuit, drive circuit, cell voltage supervisory circuit and the warning circuit controlled by the CPU control module respectively.
The infrared induction circuit is made of infrared emission circuit, infrared receiving circuit.It is composed in series system power supply by switch diode V1 and integrated regulator V2, and the output-parallel of V2 is connected to resistance R 10 and switching diode V11, and R10 and capacitor C 4 form the emitter that charge circuit meets PNP triode V9; V11 and capacitor C 5 form charge circuit, connect the negative pole of infrared receiving tube V12; The positive pole of V12 also is connected with resistance R 12 and capacitor C 6, R12 ground connection, and C6 output induced signal is given signal amplification circuit; Resistance R 9, R11 and NPN triode V8 form switching circuit, control V9 break-make; The collector electrode of V9 is in series with infrared transmitting tube V10A and V10B arrives ground.It with the main distinction that original circuit is compared is: removed voltage-stabiliser tube W ' 1 and resistance R ' 4 in original circuit, increased switch diode V1, V11 and integrated regulator V2 and capacitor C 5 newly; The power supply of infrared receiving tube V12 is also changed into by V2 output and the uninterrupted power supply that forms behind V11 and C5 depth filtering by in the past the pulse power, improve thus and can bring following advantage: 1, the charging voltage on the C4 can not change with the reduction of the energy content of battery, this power supply that has just guaranteed V9 is stable, the transmitting power weighing apparatus of V10A, V10B is fixed, and the distance of reaction that has configured can not reduce with cell voltage naturally and change.2, infrared receiving tube V11 no longer adopts the pulse power, but adopts high-quality uninterrupted power supply, has strengthened the interference free performance of controller.
Signal amplification circuit in this controller is such: 5 pin that directly entered operational amplifier E1 by the induced signal of C6 output in the prime infrared induction circuit, the 5th pin is connected with R13 to ground simultaneously, the 6th pin is connected with R14 to ground, and the 7th pin of operational amplifier E1 is received the positive pole of switching diode V13; The negative pole of V13 also is connected with the 3rd pin of resistance R 15, capacitor C 7 and operational amplifier E1, the other end ground connection of R15 and C7, and the 2nd pin of operational amplifier E1 also by R16 ground connection, receive on the resistance R 17 by the 1st pin; R17, R18 and PNP triode V14 form the signals reverse circuit, and the induced signal after the amplification is by the collector electrode output of V14.
From above-mentioned technology contents as can be seen, this infrared induction sanitary equipment controller has following advantage:
1, the distance of reaction of the former setting of sanitary equipment can not be subjected to the influence of cell voltage height, good stability.
2, infrared receiving tube V11 no longer adopts the pulse power, but adopts high-quality uninterrupted power supply, has strengthened the anti-interference of hardware, has alleviated the burden of CPU processing interference signal, has reduced system power dissipation.
3, signal amplification circuit has adopted open loop digital amplifying circuit relatively, has improved circuit sensitivity, has increased the quick-charging circuit of being made up of V13, R15 and C7 simultaneously, and preceding utmost point amplifying signal is carried out broadening, is convenient to CPU useful signal is confirmed.
This controller can be used for the infrared induction tap, automatically urinate syringe, defecate in the sanitary equipment such as syringe, infrared induction shower automatically.
Description of drawings
Fig. 1 is the circuit theory diagrams of the infrared induction circuit part in original infrared induction sanitary equipment controller
Fig. 2 is the circuit block diagram of this infrared induction sanitary equipment controller;
Fig. 3 is the circuit theory diagrams of this infrared induction sanitary equipment controller;
Fig. 4 is the circuit theory diagrams of infrared induction circuit in this infrared induction sanitary equipment controller;
Fig. 5 is the circuit theory diagrams of signal amplification circuit in this infrared induction sanitary equipment controller.
Embodiment
Referring to Fig. 2, infrared induction sanitary equipment controller comprises CPU control module, infrared transmitter, infrared radiation receiving circuit, signal amplification circuit, electric power management circuit, drive circuit, cell voltage supervisory circuit and the warning circuit controlled by the CPU control module respectively.Its operation principle is: send control impuls by the CPU control module to infrared transmitter, make it produce the transient state infrared light beam to the external world, when object is blocked in light beam the place ahead, both produced reflection, infrared radiation receiving circuit will have induced signal to produce this moment, and signal is after signal amplification circuit amplifies, handle by the CPU control module, at last signal is issued the valve body drive circuit of sanitary equipment by the CPU control module, the open and close of control water valve, that realizes sensing sanitary appliance uses water function automatically.In addition, in water valve work, detect battery electric quantity by the cell voltage supervisory circuit, voltage is sampled, to the CPU control module, if cell voltage is low excessively, the CPU control module is sent signal to warning circuit with transfer of data, warning circuit is reported to the police by the indicator light flicker, and the user changes battery with bulletin.Simultaneously, in order to reduce the controller power consumption, need supervise the power supply of amplifying circuit.
In conjunction with Fig. 3 and Fig. 4, the physical circuit of the infrared induction part of this controller is achieved as follows: it is composed in series system power supply by switch diode V1 and integrated regulator V2, the output-parallel of V2 is connected to resistance R 10 and switching diode V11, and R10 and capacitor C 4 form charge circuit and power supply be provided for PNP triode V9; V11 and capacitor C 5 form charge circuit, connect the negative pole of infrared receiving tube V12, provide uninterrupted power supply to it; The positive pole of V12 also is connected with resistance R 12 and capacitor C 6, R12 ground connection, and C6 output induced signal is given signal amplification circuit; Resistance R 9, R11 and NPN triode V8 form switching circuit, control V9 break-make; The collector electrode of V9 is in series with infrared transmitting tube V10A and V10B arrives ground, outwards launches infrared beam by V10A and V10B.
The signal amplification circuit of this controller is referring to Fig. 3 and Fig. 5, directly enter 5 pin of operational amplifier E1 by the induced signal of C6 output in the prime infrared induction circuit, the 5th pin is connected with R13 to ground simultaneously, and the 6th pin is connected with R14 to ground, and the 7th pin of operational amplifier E1 is received the positive pole of switching diode V13; The negative pole of V13 also is connected with the 3rd pin of resistance R 15, capacitor C 7 and operational amplifier E1, the other end ground connection of R15 and C7, and the 2nd pin of operational amplifier E1 also by R16 ground connection, receive on the resistance R 17 by the 1st pin; R17, R18 and PNP triode V14 form the signals reverse circuit, and the induced signal after the amplification is by the collector electrode output of V14.
Claims (2)
1, infrared induction sanitary equipment controller, comprise CPU control module and infrared induction circuit, signal amplification circuit, electric power management circuit, drive circuit, cell voltage supervisory circuit and the warning circuit controlled by the CPU control module respectively, it is characterized in that the infrared induction circuit is made of infrared emission circuit, infrared receiving circuit, physical circuit is connected to: be composed in series system power supply by switch diode V1 and integrated regulator V2, the output-parallel of V2 is connected to resistance R 10 and switching diode V11, and R10 and capacitor C 4 form the emitter that charge circuit meets PNP triode V9; V11 and capacitor C 5 form the negative pole that charge circuit is received infrared receiving tube V12; The positive pole of V12 also is connected with resistance R 12 and capacitor C 6, R12 ground connection, and C6 output induced signal is given signal amplification circuit; Resistance R 9, R11 and NPN triode V8 form switching circuit, control V9 break-make; The collector electrode of V9 is in series with infrared transmitting tube V10A and V10B arrives ground.
2, infrared induction sanitary equipment controller according to claim 1, the circuit that it is characterized in that signal amplification circuit is connected to: 5 pin that directly entered operational amplifier E1 by the induced signal of C6 output in the prime infrared induction circuit, the 5th pin is connected with R13 to ground simultaneously, the 6th pin is connected with R14 to ground, and the 7th pin of operational amplifier E1 is received the positive pole of switching diode V13; The negative pole of V13 also is connected with the 3rd pin of resistance R 15, capacitor C 7 and operational amplifier E1, the other end ground connection of R15 and C7, and the 2nd pin of operational amplifier E1 also by R16 ground connection, receive on the resistance R 17 by the 1st pin; R17, R18 and PNP triode V14 form the signals reverse circuit, and the induced signal after the amplification is by the collector electrode output of V14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02276404 CN2569452Y (en) | 2002-09-05 | 2002-09-05 | Infrared induction sanitary ware controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02276404 CN2569452Y (en) | 2002-09-05 | 2002-09-05 | Infrared induction sanitary ware controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2569452Y true CN2569452Y (en) | 2003-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02276404 Expired - Fee Related CN2569452Y (en) | 2002-09-05 | 2002-09-05 | Infrared induction sanitary ware controller |
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| Country | Link |
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| CN (1) | CN2569452Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007122475A1 (en) * | 2006-04-20 | 2007-11-01 | Shangai Kohler Electronic, Ltd. | A processing method and apparatus for energy saving of an active infrared induction instrument powered by a dry battery |
| CN108169814A (en) * | 2018-02-08 | 2018-06-15 | 深圳市医护宝智能科技有限公司 | A kind of infrared ray stool and urine detection device |
| CN108663720A (en) * | 2018-03-30 | 2018-10-16 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of control method of closet and its sensing device of application |
-
2002
- 2002-09-05 CN CN 02276404 patent/CN2569452Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007122475A1 (en) * | 2006-04-20 | 2007-11-01 | Shangai Kohler Electronic, Ltd. | A processing method and apparatus for energy saving of an active infrared induction instrument powered by a dry battery |
| US8049155B2 (en) | 2006-04-20 | 2011-11-01 | Shanghai Kohler Electronics, Ltd. | Processing method and apparatus for energy saving of an active infrared induction instrument powered by a dry battery |
| US8274036B2 (en) | 2006-04-20 | 2012-09-25 | Shanghai Kohler Electronics, Ltd. | Processing method and apparatus for energy saving of an active infrared induction instrument powered by a dry battery |
| US8686344B2 (en) | 2006-04-20 | 2014-04-01 | Shanghai Kohler Electronics, Ltd. | Processing method and apparatus for energy saving of an active infrared induction instrument powered by a dry battery |
| CN108169814A (en) * | 2018-02-08 | 2018-06-15 | 深圳市医护宝智能科技有限公司 | A kind of infrared ray stool and urine detection device |
| CN108663720A (en) * | 2018-03-30 | 2018-10-16 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of control method of closet and its sensing device of application |
| CN108663720B (en) * | 2018-03-30 | 2024-04-16 | 厦门瑞尔特卫浴科技股份有限公司 | Control method of toilet and sensing device applied by same |
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| CF01 | Termination of patent right due to non-payment of annual fee |