CN103334481B - Ranging-type automatic foaming deodorizing disinfecting water-saving toilet and ranging method thereof - Google Patents
Ranging-type automatic foaming deodorizing disinfecting water-saving toilet and ranging method thereof Download PDFInfo
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Abstract
The invention provides a ranging-type automatic foaming deodorizing disinfecting water-saving toilet and a ranging method thereof. The ranging-type automatic foaming deodorizing disinfecting water-saving toilet is characterized by comprising a bowl, a ranging head, a singlechip microcomputer, a foaming driver board and a foaming pump, wherein the ranging head is arranged in front of the bowl and is over against a position where foam occurs; the ranging head is arranged at one side of the bowl; a horizontal foam measuring range is 100mm to 1,200mm; a vertical installing range is between the position above the surface of the bowl, which is at the maximum distance of 100mm from the surface of the bowl, and the position below the surface of the bowl, which is at the maximum distance of 500mm from the surface of the bowl; the ranging head is used for measuring whether the foam occurs in a certain size range above the bowl; according to whether a voltage signal corresponding to the foam occurrence range occurs, a signal is sent to the foaming driver board by the singlechip microcomputer so as to control the foaming pump to start to work or stop working.
Description
Technical field
The present invention relates to one to exempt from water and rush Sanitary toilet utensils, particularly relate to and a kind ofly adopt range finding to control foaming, with the foaming deodorization and disinfection water-saving toilet of foam coverage in closet.
Background technology
Mostly traditional lavatory is water closet, need after an action of the bowels to rinse with a lot of water, along with the development of science and technology, various saving type closet occurs one after another, and foam toilet wherein typically represents, current foam lavatory is defended modernization ecology range finding combined system and is adopted Numeric Control Technology, the foaming of foam box can be controlled, seal in the mode of foam coverage in closet after an action of the bowels, cut off the stink distributed, make excrements glide in foaming simultaneously and drop into manure pit, there is good effect.Application number be 201010590310.5 the open a kind of intelligent case water of firing of application for a patent for invention rush urine sanitary ware, comprise sanitary equipment main body, sanitary equipment main body is arranged just struggle against, foam box, can blebbing fluid fast automatically.Application number be 200620149155.2 utility model patent disclose a kind of foam automatic plugging, programme-control pulverize flush-free closet, be made up of foam device and reducing mechanism, foam box in foam device connects water closet pan, the balanced reservoir for configuring foaming mixed liquor, mixed liquid box and stoste case is provided with in foam box, when water closet pan needs foam, by the programme-control case of connection water closet pan, foaming kettle, air pump and foam box, foam is delivered in water closet pan, peculiar smell is intercepted with extraneous.Application number be 200720141157.1 utility application disclose a kind of water-saving toilet tool of automatic foaming pulverization process, automatic foaming device is wherein made up of air compressor, foam box, foam pipeline, air compressor is connected with the aeration head in foam box through appendix, foam box through foam pipeline and excrement basin together with, air compressor, garbage disposer, the first dredge pump are all connected with electric controller with dosing pump, and what it adopted is the detection control that content gauge and liquid level alarm carry out foaming.Application number be 200520109791.8 utility model patent disclose a kind of little water flush structure with odor sealed by foam, comprise lavatory tool, foamed system, flushing system, control system and storage excrement facility, wherein the checkout gear of control system controls air pump and starting mode of pump and stopping according to foam situation in the lavatory tool detected, has foam detecting device in control system.Application number be 200820042151.3 utility model patent disclose a kind of lavatory tool of foam blocking, comprise closet, jet water spout, jet water spout is provided with flushing control apparatus, jet water spout connects closet, is also provided with foam solution case, foam maker, electric control box, foam maker connects foam solution case, and foam solution case connects closet, is provided with photoelectric sensor bottom closet, photoelectric sensor connects electric control box, ensures that foam is in the height of setting.Application number be 201220278590.0 intelligent-induction foam blocking system comprise infrared inductor, PLC, foam box and lavatory tool, the below of lavatory tool is arranged on through one heating installation of infrared rays sense, infrared inductor is connected with PLC, when people comes into the induction region of the infrared inductor in lavatory, the variable signal of human body infrared spectrum is detected by infrared inductor, by this Signal transmissions to PLC, expanding foam solution is poured in foam box by PLC, control air generator again to start working, air generator makes the air pressure in foam box increase, water and expanding foam solution are by mixed foaming, produce dense foam, enter lavatory tool.Whether control the height that foaming will detect foam, the method adopted at present has the method for optoelectronic induction method and infrared emission, even if adopt the method for infrared inductor, also only can control to foam, can not control the reasonable of foaming height.Infrared emission method is adopted to carry out the foaming lavatory of foam height test, an aperture is offered in the front end of water closet pan, reflector is placed at aperture place, so not only add the difficulty of technique, and often want wiping light barrier when safeguarding at ordinary times, add maintenance workload, when wiping not in time time, can occur judge by accident possibility very large.
Summary of the invention
Main purpose of the present invention is to provide a kind of distance-finding method using infrared range-measurement system, and utilizes the infrared distance measurement type foaming lavatory of the method.Whether the method that this infrared range-measurement system carries out finding range uses SHARP range finding head, measure and have foams to occur within the scope of certain size above water closet pan, thus the foam height that judgement sends, control whether to foam.The infrared distance measurement type of the method foaming lavatory is utilized to comprise water closet pan, be arranged on the infrared distance measurement head of water closet pan forward anchoring position, infrared distance measurement head is connected with foam drive plate with 485 communication interfaces by single-chip microcomputer, and foaming drive plate driving foaming pump carries out foaming or stop foaming carrying out auxiliary water closet pan according to ranging information and carries out work.SHARP range finding head is commercially available conventional range finding head, with low cost, distance signal can be become analog signal, single-chip microcomputer is adopted analog signal to be carried out gathering and being reduced into distance signal, if there are foams in the distance range of setting, then continue to gather distance signal according to certain time interval, if not there are foams in the distance range of setting, then control foaming pump work, range finding head still gathers distance signal according to certain time interval simultaneously, foaming body is there is once measure in set distance range, then illustrate that barmy quantity meets the requirements of water closet pan height, now send control signal, stop the work of foaming pump.
The present invention also aims to provide a kind of distance-finding method using ultrasonic range finder, and utilize the ultrasonic ranging type foaming lavatory of the method.Whether the method that this ultrasonic range finder carries out finding range uses ultrasonic ranging head, measure and have foams to occur within the scope of certain size above water closet pan, thus the foam height that judgement sends, control whether to foam.The ultrasonic ranging type of the method foaming lavatory is utilized to comprise water closet pan, be arranged on the ultrasonic ranging head of water closet pan forward anchoring position, ultrasonic ranging head is connected with foam drive plate with 485 communication interfaces by single-chip microcomputer, and foaming drive plate driving foaming pump carries out foaming or stop foaming carrying out auxiliary water closet pan according to ranging information and carries out work.Ultrasonic transmitter launches ultrasonic wave to a direction, and start timing in transmitting, ultrasonic wave is propagated in atmosphere simultaneously, encounters foam and just return immediately in way, and ultrasonic receiver receives back wave and just interrupts immediately stopping timing.The echo that obstruction reflects is run into by constantly detecting to produce after ripple is launched, thus measure the time difference T launching ultrasonic wave and receive echo, then distance L is obtained, distance signal can be become analog signal by ultrasonic range finder, single-chip microcomputer is adopted analog signal to be carried out gathering and being reduced into distance signal, if there are foams in the distance range of setting, then continue to gather distance signal according to certain time interval, if not there are foams in the distance range of setting, then control foaming pump work, range finding head still gathers distance signal according to certain time interval simultaneously, foaming body is there is once measure in set distance range, then illustrate that barmy quantity meets the requirements of water closet pan height, now send control signal, stop the work of foaming pump.
The present invention also aims to provide a kind of distance-finding method using laser range finder, and utilize the laser ranging type foaming lavatory of the method.Whether the method that this laser range finder carries out finding range uses laser ranging head, measure and have foams to occur within the scope of certain size above water closet pan, thus the foam height that judgement sends, control whether to foam.The laser ranging type of the method foaming lavatory is utilized to comprise water closet pan, be arranged on the laser ranging head of water closet pan forward anchoring position, laser ranging head is connected with foam drive plate with 485 communication interfaces by single-chip microcomputer, foaming drive plate drives foaming pump to carry out working laser rangefinder operationally to a branch of very thin laser of foams injection of target location according to the ranging information auxiliary water closet pan that carries out foaming or stop foaming, the laser beam reflected by photoelectric cell receiving target, timer measures laser beam from the time being transmitted into reception, calculate from observer's range-to-go, distance signal can be become analog signal by laser ranging head, single-chip microcomputer is adopted analog signal to be carried out gathering and being reduced into distance signal, if there are foams in the distance range of setting, then continue to gather distance signal according to certain time interval, if not there are foams in the distance range of setting, then control foaming pump work, range finding head still gathers distance signal according to certain time interval simultaneously, foaming body is there is once measure in set distance range, then illustrate that barmy quantity meets the requirements of water closet pan height, now send control signal, stop the work of foaming pump.
The technical solution used in the present invention is as follows:.
The water-saving toilet tool of this automatic foaming deodorization and disinfection comprises water closet pan, range finding head, foaming drive plate and foaming pump, its operating principle is: after switching on power, and adopts range finding head, range finding head is arranged on water closet pan front, just to the position that foam occurs, range finding head be arranged on water closet pan one end, horizontal survey foam scope is 100mm-1200mm, at right angle setting scope on water closet pan surface maximum 100mm place and under maximum 500mm position between.Measure above water closet pan and whether occur obstruction within the scope of certain size, i.e. foam, if there is corresponding analog signal, single-chip microcomputer is adopted to carry out Real-time Collection, obtain voltage signal, operating characteristic according to range finding head is reduced into distance signal, if in the scope that foam occurs, corresponding voltage signal has been there is not in the scope of i.e. 100mm-1200mm, then single-chip microcomputer can send signal to foaming drive plate, control foaming pump is started working, now, range finding head is still according to certain time interval, be generally 1ms-10ms and carry out real-time distance measurement, if there is corresponding voltage signal in the scope of 100mm-1200mm, then illustrate that gas release arrives the height of requirement, single-chip microcomputer can send control signal to foaming drive plate, stop the work of foaming pump.
Further, the method of infrared distance measurement head is adopted to find range, wherein infrared distance measurement head can adopt SHARP range finding head, the signal of range finding head sends to single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with foaming drive plate, control foam drive plate and carry out foaming driving.
Further, adopt the method for ultrasonic ranging to find range, wherein the signal of ultrasonic ranging head sends to single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with foaming drive plate, control foam drive plate and carry out foaming driving.
Further, adopt the method for laser ranging to find range, wherein the signal of laser ranging head sends to single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with foaming drive plate, control foam drive plate and carry out foaming driving.
Foaming drive plate in technique scheme has control panel, and wherein control panel is divided into two pieces, is respectively locater plate and foam motor drive plate, adopts 485 interfaces to connect between two boards.
Owing to adopting above-mentioned technical scheme, this range finding type foaming lavatory can obtain following beneficial effect:
1, save the installation of light barrier, reduce the technology difficulty needed for aiming at, use range finding head instead, cheap, cost-saving, maintenance work that need not be daily, saves labour.
2, range finding obtains more high-precision measurement result than adopting correlation, reduces foaming False Rate.
Ranging scheme involved in the present invention, and the program is applied to expansion type lavatory tool, through reality test, foaming False Rate is zero, and each range finding head price is dozens of yuan, and cost reduces more than 50%.
Accompanying drawing explanation
Accompanying drawing 1 is the structure chart carrying out foam detection in water-saving toilet tool conventional at present;
Accompanying drawing 2 is the structure chart carrying out foam detection in Foamed flushing of the present invention;
Accompanying drawing 3 is infrared distance measurement fundamental diagram of the present invention;
Accompanying drawing 4 is ultrasonic ranging fundamental diagram of the present invention;
Accompanying drawing 5 is laser ranging fundamental diagram of the present invention.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail.
See the structure chart carrying out foam detecting method in water-saving toilet tool that accompanying drawing 1 is conventional at present, the water-saving toilet tool operating principle of this automatic foaming deodorization and disinfection is: after switching on power, infrared emission head 2, namely optoelectronic switch transmitting IR is back to infrared receiving terminal 2 through reflector 3, recording in water closet pan 1 signal transmission after non-foam is coupled to single-chip microcomputer through photoelectrical coupler, single-chip microcomputer is according to the setting of program, its I/O port sends high level signal to the driving chip on foaming drive plate 4, the output of driving chip sends low level signal, the coil of relay obtains electric, its constant open contact closes, connect the power supply of air compressor in foaming pump 5, air compressor is started working, compressed air is transported to aeration head through appendix 17 and produces bubble, make expanding foam solution foam generated, foam delivers to water closet pan 1 through foam pipeline, when the quantity of foam exceeds water closet pan 1, foam stops the IR that infrared emission head 2 sends, the light making infrared receiving terminal 2 cannot receive reflector 3 to be reflected back, now, infrared receiving terminal 11 gives single-chip microcomputer signal feedback, the I/O port of single-chip microcomputer sends low level signal to the wind driving chip of foaming drive plate 4, the output of driving chip exports high level signal, the coil losing electricity of relay, constant open contact is opened, cut off the power supply of air compressor in foaming pump 5, make it quit work, foaming stops, after foam consumption is fallen, infrared emission head 2 is launched IR and is returned through reflector 3, start working again, go round and begin again like this, periodic duty keeps foam in water closet pan 1 to maintain an equal level always.
See accompanying drawing 2, for carrying out the structure chart of foam detection in Foamed flushing of the present invention, the water-saving toilet tool of this automatic foaming deodorization and disinfection comprises water closet pan 1, range finding 6, foaming drive plate 4 and foaming pump 5, its operating principle is: after switching on power, adopt range finding 6, range finding 6 is arranged on water closet pan 1 front, just to the position that foam occurs, range finding 6 is arranged on water closet pan 1 one end, and horizontal survey foam scope is 100mm-1200mm, at right angle setting scope on water closet pan 1 surface maximum 100mm place and under maximum 500mm position between.Measure above water closet pan 1 and whether occur obstruction within the scope of certain size, i.e. foam, if there is the analog signal of response, single-chip microcomputer is adopted to carry out Real-time Collection, obtain voltage signal, operating characteristic according to range finding head is reduced into distance signal, if in the scope that foam occurs, corresponding voltage signal has been there is not in the scope of i.e. 100mm-1200mm, then single-chip microcomputer can send signal to foaming drive plate, control foaming pump is started working, now, range finding 6 is still according to certain time interval, be generally 1ms-10ms and carry out real-time distance measurement, if there is corresponding voltage signal in the scope of 100mm-1200mm, then illustrate that gas release arrives the height of requirement, single-chip microcomputer can send control signal to foaming drive plate, stop the work of foaming pump.
The first embodiment of the present invention is to provide a kind of distance-finding method using infrared range-measurement system, and utilizes the infrared distance measurement type foaming lavatory of the method.Whether the method that this infrared range-measurement system carries out finding range uses SHARP range finding head, measure and have foams to occur within the scope of certain size above water closet pan, thus the foam height that judgement sends, control whether to foam.The infrared distance measurement type of the method foaming lavatory is utilized to comprise water closet pan, be arranged on the infrared distance measurement head of water closet pan forward anchoring position, infrared distance measurement head is connected with foam drive plate with 485 communication interfaces by single-chip microcomputer, and foaming drive plate driving foaming pump carries out foaming or stop foaming carrying out auxiliary water closet pan according to ranging information and carries out work.SHARP range finding head is commercially available conventional range finding head, with low cost, distance signal can be become analog signal, single-chip microcomputer is adopted analog signal to be carried out gathering and being reduced into distance signal, if there are foams in the distance range of setting, then continue to gather distance signal according to certain time interval, if not there are foams in the distance range of setting, then control foaming pump work, range finding head still gathers distance signal according to certain time interval simultaneously, foaming body is there is once measure in set distance range, then illustrate that barmy quantity meets the requirements of water closet pan height, now send control signal, stop the work of foaming pump.
The second embodiment of the present invention is to provide a kind of distance-finding method using ultrasonic range finder, and utilizes the ultrasonic ranging type foaming lavatory of the method.Whether the method that this ultrasonic range finder carries out finding range uses ultrasonic ranging head, measure and have foams to occur within the scope of certain size above water closet pan, thus the foam height that judgement sends, control whether to foam.The ultrasonic ranging type of the method foaming lavatory is utilized to comprise water closet pan, be arranged on the ultrasonic ranging head of water closet pan forward anchoring position, ultrasonic ranging head is connected with foam drive plate with 485 communication interfaces by single-chip microcomputer, and foaming drive plate driving foaming pump carries out foaming or stop foaming carrying out auxiliary water closet pan according to ranging information and carries out work.Ultrasonic transmitter launches ultrasonic wave to a direction, and start timing in transmitting, ultrasonic wave is propagated in atmosphere simultaneously, encounters foam and just return immediately in way, and ultrasonic receiver receives back wave and just interrupts immediately stopping timing.The echo that obstruction reflects is run into by constantly detecting to produce after ripple is launched, thus measure the time difference T launching ultrasonic wave and receive echo, then distance L is obtained, distance signal can be become analog signal by ultrasonic range finder, single-chip microcomputer is adopted analog signal to be carried out gathering and being reduced into distance signal, if there are foams in the distance range of setting, then continue to gather distance signal according to certain time interval, if not there are foams in the distance range of setting, then control foaming pump work, range finding head still gathers distance signal according to certain time interval simultaneously, foaming body is there is once measure in set distance range, then illustrate that barmy quantity meets the requirements of water closet pan height, now send control signal, stop the work of foaming pump.
The third embodiment of the present invention is to provide a kind of distance-finding method using laser range finder, and utilizes the laser ranging type foaming lavatory of the method.Whether the method that this laser range finder carries out finding range uses laser ranging head, measure and have foams to occur within the scope of certain size above water closet pan, thus the foam height that judgement sends, control whether to foam.The laser ranging type of the method foaming lavatory is utilized to comprise water closet pan, be arranged on the laser ranging head of water closet pan forward anchoring position, laser ranging head is connected with foam drive plate with 485 communication interfaces by single-chip microcomputer, foaming drive plate drives foaming pump to carry out working laser rangefinder operationally to a branch of very thin laser of foams injection of target location according to the ranging information auxiliary water closet pan that carries out foaming or stop foaming, the laser beam reflected by photoelectric cell receiving target, timer measures laser beam from the time being transmitted into reception, calculate from observer's range-to-go, distance signal can be become analog signal by laser ranging head, single-chip microcomputer is adopted analog signal to be carried out gathering and being reduced into distance signal, if there are foams in the distance range of setting, then continue to gather distance signal according to certain time interval, if not there are foams in the distance range of setting, then control foaming pump work, range finding head still gathers distance signal according to certain time interval simultaneously, foaming body is there is once measure in set distance range, then illustrate that barmy quantity meets the requirements of water closet pan height, now send control signal, stop the work of foaming pump.
Accompanying drawing 3 is infrared distance measurement fundamental diagram of the present invention, wherein infrared distance measurement head can adopt SHARP range finding head, the signal of range finding head sends to single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected with the I/O mouth of foam drive plate by 485 interfaces, control foam drive plate and carry out foaming driving.
Accompanying drawing 4 is ultrasonic ranging fundamental diagram of the present invention, wherein the signal of ultrasonic ranging head sends to single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected with the I/O mouth of foam drive plate by 485 interfaces, control foam drive plate and carry out foaming driving.
Accompanying drawing 5 is laser ranging fundamental diagram of the present invention, and wherein the signal of laser ranging head sends to single-chip microcomputer to carry out the modulation of signal, process and conversion, and is connected with the I/O mouth of foam drive plate by 485 interfaces, controls foam drive plate and carries out foaming driving.
Above the technical scheme that the embodiment of the present invention provides is described in detail, apply specific case herein to set forth the principle of the embodiment of the present invention and embodiment, the explanation of above embodiment is only applicable to the principle helping to understand the embodiment of the present invention; One of ordinary skill in the art simultaneously, according to embodiments of the invention, detailed description of the invention and range of application all will change, in sum, present disclosure content should not be construed as limitation of the present invention.
Claims (7)
1. a range finding type automatic foaming deodorization and disinfection water-saving toilet, it is characterized in that: comprise water closet pan (1), range finding head (6), single-chip microcomputer, foaming drive plate (4) and foaming pump (5), wherein said range finding head (6) is arranged on described water closet pan (1) front, just to the position that foam occurs, described range finding head (6) is arranged on described water closet pan (1) one end, horizontal survey foam scope is 100mm-1200mm, at right angle setting scope on described water closet pan (1) surface maximum 100mm place and under maximum 500mm position between, described range finding head (6) is for measuring within the scope of the certain size of described water closet pan (1) top whether occur foam, and whether there is corresponding voltage signal according to the scope that foam occurs, signal is sent to described foaming drive plate (4) by described single-chip microcomputer, control described foaming pump (5) to start working or quit work, wherein said range finding head (6) is SHARP infrared distance measurement head, the signal of described infrared distance measurement head (6) sends to described single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with described foaming drive plate (4), control foam drive plate and carry out foaming driving.
2. range finding type automatic foaming deodorization and disinfection water-saving toilet according to claim 1, it is characterized in that: described range finding head (6) is ultrasonic ranging head, the signal of described ultrasonic ranging head (6) sends to described single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with described foaming drive plate (4), control foam drive plate and carry out foaming driving.
3. range finding type automatic foaming deodorization and disinfection water-saving toilet according to claim 1, it is characterized in that: described range finding head (6) is laser ranging head, the signal of described laser ranging head (6) sends to described single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with described foaming drive plate (4), control foam drive plate and carry out foaming driving.
4. according to the range finding type automatic foaming deodorization and disinfection water-saving toilet of claim 1-3 described in one of them, it is characterized in that: described foaming drive plate (4) has control panel, described control panel is divided into two pieces, be respectively locater plate and foam motor drive plate, between two boards, adopt 485 interfaces to connect.
5. one kind uses the distance-finding method according to the arbitrary described range finding type automatic foaming deodorization and disinfection water-saving toilet of claim 1, it is characterized in that: after switching on power, described range finding head (6) is arranged on described water closet pan (1) front, just to the position that foam occurs, described range finding head (6) is arranged on described water closet pan (1) one end, horizontal survey foam scope is 100mm-1200mm, at right angle setting scope on described water closet pan (1) surface maximum 100mm place and under maximum 500mm position between, measure within the scope of the certain size of described water closet pan (1) top and whether occur foam, if there is corresponding analog signal, described single-chip microcomputer is adopted to carry out Real-time Collection, obtain voltage signal, operating characteristic according to range finding head is reduced into distance signal, if in the scope that foam occurs, corresponding voltage signal has been there is not in the scope of i.e. 100mm-1200mm, then described single-chip microcomputer can send signal to described foaming drive plate (4), control described foaming pump (5) to start working, now, described range finding head (6) is still according to certain time interval, be generally 1ms-10ms and carry out real-time distance measurement, if there is corresponding voltage signal in the scope of 100mm-1200mm, then illustrate that gas release arrives the height of requirement, described single-chip microcomputer can send control signal to described foaming drive plate (4), stop the work of described foaming pump (5), wherein said range finding head (6) is SHARP infrared distance measurement head, the signal of described infrared distance measurement head (6) sends to described single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with described foaming drive plate (4), control foam drive plate and carry out foaming driving.
6. distance-finding method according to claim 5, it is characterized in that: described range finding head (6) is ultrasonic ranging head, the signal of described ultrasonic ranging head (6) sends to described single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with described foaming drive plate (4), control foam drive plate and carry out foaming driving.
7. distance-finding method according to claim 5, it is characterized in that: described range finding head (6) is laser ranging head, the signal of described laser ranging head (6) sends to described single-chip microcomputer to carry out the modulation of signal, process and conversion, and be connected by the I/O mouth of 485 interfaces with described foaming drive plate (4), control foam drive plate and carry out foaming driving.
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| CN105507392A (en) * | 2016-01-14 | 2016-04-20 | 北京蓝洁士科技发展有限公司 | Intelligent foam water flushing toilet bowl and intelligent control method thereof |
| CN109381094A (en) * | 2017-08-14 | 2019-02-26 | 昆山市玉山镇仕龙设计工作室 | A kind of dry pail latrine deodorization apparatus |
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| CN203412061U (en) * | 2013-06-25 | 2014-01-29 | 北京蓝洁士科技发展有限公司 | Distance measurement type automatic foaming deodorization and sterilization water-saving toilet |
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| CN103334481A (en) | 2013-10-02 |
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