CN103808638A - PM2.5 detecting and purifying device - Google Patents
PM2.5 detecting and purifying device Download PDFInfo
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- CN103808638A CN103808638A CN201310680130.XA CN201310680130A CN103808638A CN 103808638 A CN103808638 A CN 103808638A CN 201310680130 A CN201310680130 A CN 201310680130A CN 103808638 A CN103808638 A CN 103808638A
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Abstract
The invention discloses a PM2.5 detecting and purifying device. The PM2.5 detecting and purifying device comprises a PM2.5 sensor, a PM10 sensor, a main control panel, a liquid crystal display and a high-voltage deduster, wherein the high-voltage deduster comprises a positive high-voltage electric field, a zero potential and a negative high voltage and is provided with an activated carbon filter screen, a cold catalyst filter screen and an HEPA (High Efficiency Particulate Air) filter screen; the main control panel is provided with a detection chip, a main control chip and a voice chip; the PM2.5 sensor and the PM10 sensor are sequentially connected with the main control panel and the liquid crystal display; the detection chip, the voice chip and the high-voltage deduster are respectively connected with the main control chip. The PM2.5 particulate matter detecting and purifying device has the advantages that the detection precision is high; the aim of controlling particulate matters exceeding the state standard of 75ug/m<3> in real time is achieved; data of PM in air after detection can be displayed on the liquid crystal display intuitively and conveniently in a digital manner; the voice broadcasting is in time; the high-voltage deduster with the HEPA filter screen has an ideal dedusting effect, and can meet the requirement of the control standard.
Description
Technical field
The present invention relates to detect and cleaning equipment, particularly a kind of PM2.5 particle detects and cleaning equipment.
Background technology
At present, air particle detection and cleaning equipment accuracy of detection are not high, in the target of controlling in real time, can't meet the demands at the particle reaching exceeding 75ug/ cubic meter national standard.Some does not have detection system clarifier product on market, though have dust sensor also fail actual detection data are shown with form intuitively, more can not automatically regulate according to environment dust concentration the intensity of filtration.The effect of conventional high-tension fly-ash separator dedusting is also undesirable, can not meet the requirement of the real-time control criterion of particle that realizes above-mentioned national standard.Therefore, be necessary that design accuracy is high, the effect of dedusting is more desirable, use more convenient air particle to detect and cleaning equipment.
Summary of the invention
Object of the present invention is exactly the above-mentioned defect that will overcome prior art, provide a kind of PM2.5 particle to detect and cleaning equipment, can reach the target that the particle to exceeding 75ug/ cubic meter national standard is controlled in real time, accuracy of detection is high, high-pressure dust-cleaning effect is even more ideal, and the data of PM in the air after detecting can be presented on liquid crystal display curtain in digital form to intuitive and convenient, adopt voice broadcast to make client can more clearly understand environmental aspect, made up the deficiency of other products.。
For achieving the above object, PM2.5 particle provided by the invention detects and cleaning equipment, comprise dust sensor and high-pressure dust-cleaning device, described high-pressure dust-cleaning device is provided with active carbon filter screen, cold catalyst filter screen and at least one blower fan, also comprise master control board and liquid crystal display, described dust sensor comprises PM2.5 sensor and PM10 sensor, described high-pressure dust-cleaning device comprises positive high voltage electric field, 3 parts of zero potential and negative high voltage, wherein said positive high voltage electric field is positioned at described high-pressure dust-cleaning device front portion, described negative high voltage and zero potential are set up an electrostatic field, described high-pressure dust-cleaning device is also provided with HEPA filter screen, described HEPA filter screen is positioned at described active carbon filter screen and cold catalyst filter screen front and is arranged on described electrostatic field front portion, described master control board is provided with detection chip, main control chip and speech chip, wherein said PM2.5 sensor is connected with liquid crystal display with described master control board successively with PM10 sensor, described detection chip, speech chip is connected with described main control chip respectively with high-pressure dust-cleaning device, described PM2.5 sensor and PM10 sensor are passed to described detection chip by the dust concentration signal collecting by data line and are carried out signal processing, described detection chip sends to described main control chip to identify signal after treatment, if dust concentration exceedes 75ug/ cubic meter national standard, described main control chip sends speech chip described in pulse signal control reports " PM2.5 exceeds standard " voice content of storage inside, simultaneously, described main control chip is issued described liquid crystal display by data line by data, dust concentration data are presented in real time on screen and to described high-pressure dust-cleaning device output pwm control signal and drive described blower fan to start dedusting with PWM modulating wave high-speed cruising.
PM2.5 particle of the present invention detects and cleaning equipment, wherein also comprise DC12V power supply, safety switch, two-stage regulator block, described DC12V power supply input direct-current 12V voltage through described safety switch locking, then is described master control board power supply after the voltage stabilizing of described two-stage regulator block.
PM2.5 particle of the present invention detects and cleaning equipment, and it is SM-PWM-01A type light transmission-type dust sensor that wherein said dust sensor adopts model.
PM2.5 particle of the present invention detects and cleaning equipment, the main control chip that the detection chip that wherein said master control board employing model is STC12C4052AD and model are ATMEGA16.
PM2.5 particle of the present invention detects and cleaning equipment, and wherein said master control board is also connected with respectively keyboard, clock chip Temperature Humidity Sensor and receiver of remote-control sytem, and Temperature Humidity Sensor adopts the chip that model is DHT11.
PM2.5 particle of the present invention detects and advantage and the good effect of cleaning equipment are: owing to being provided with PM2.5 sensor and PM10 sensor, detection chip and main control chip are identified, its accuracy of detection is high, reach the target that the particle to exceeding 75ug/ cubic meter national standard is controlled in real time, and the data of PM in the air after detecting can be presented on liquid crystal display curtain in digital form, intuitive and convenient, voice broadcast is timely, the high-pressure dust-cleaning device dust removing effects that is provided with HEPA filter screen is even more ideal, can meet the requirement that realizes above-mentioned control criterion.
Describe the technical scheme of PM2.5 particle detection provided by the invention and cleaning equipment in detail below in conjunction with embodiment.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of PM2.5 particle detection of the present invention and cleaning equipment;
Fig. 2 is the circuit theory diagrams of detection chip;
Fig. 3 is the circuit theory diagrams of main control chip;
Fig. 4 is the circuit theory diagrams of clock chip;
Fig. 5 is the circuit theory diagrams of keyboard;
Fig. 6 is the circuit theory diagrams of speech chip;
Fig. 7 is the circuit theory diagrams of liquid crystal display;
Fig. 8 is the circuit theory diagrams of power supply;
Fig. 9 is the circuit theory diagrams of air-blower control;
Figure 10 is the circuit theory diagrams of Temperature Humidity Sensor;
Figure 11 is the wiring diagram of PM2.5/PM10 sensor.
Embodiment
PM2.5 particle provided by the invention detects and cleaning equipment, and wherein PM2.5 particle detects and comprises DC12V power supply, dust sensor, master control board and liquid crystal display.
With reference to Fig. 1, DC12V power supply input direct-current 12V voltage, carries out locking by safety switch, and when preventing that user from opening bottom, mainboard is charged, then passes through 7809,7805 voltage stabilizings of two-stage regulator block, exports respectively DC9V and DC5V voltage is powered to master control board.Safety switch is the safety interlocking switch being arranged on bottom.
Dust sensor comprises PM2.5 sensor and PM10 sensor, adopts SM-PWM-01A type light transmission-type dust sensor,
Above master control board, be provided with main control chip ATMEGA16, detection chip STC12C4052AD and speech chip.
Liquid crystal display adopts 128*64 lattice lcd, shows with Chinese and digital form the demonstration data that main control chip is sent.
High-pressure dust-cleaning device comprises positive high voltage electric field, zero potential and 3 parts of negative high voltage, and wherein positive high voltage electric field is positioned at high-pressure dust-cleaning device front portion, and negative high voltage and zero potential are set up an electrostatic field.High-pressure dust-cleaning device is provided with active carbon filter screen, cold catalyst filter screen, HEPA filter screen and 2 blower fans.HEPA filter screen is positioned at active carbon filter screen and cold catalyst filter screen front and is arranged on electrostatic field front portion.
PM2.5 sensor is connected with liquid crystal display with master control board successively with PM10 sensor, and detection chip, speech chip and high-pressure dust-cleaning device are connected with main control chip respectively.
In the embodiment of PM2.5 particle detection provided by the invention and cleaning equipment, master control board is also connected with respectively keyboard, clock chip, Temperature Humidity Sensor and receiver of remote-control sytem.In conjunction with reference to Fig. 5, by key control system start-stop with revise inner parameter.Temperature Humidity Sensor adopts the chip that model is DHT11.Receiver of remote-control sytem receives outside Infrared remote controller instruction, then this instruction is outputed to main control chip.
The circuit structure of PM2.5 particle detection provided by the invention and cleaning equipment is as follows:
With reference to Figure 11,2 pin of PM2.5/PM10 sensor and 4 pin, in conjunction with reference to Fig. 2 to Fig. 3, be connected respectively to the 12nd and 13 pins of detection chip STC12C4052, wherein the pulse of sensor P1 pin output represents the dust granules of PM2.5 micron in air, the dust granules of the representative PM10 micron of P2 pin output.This 2 road signal is after detection chip STC12C4052AD internal arithmetic, arranging, transfer data to the 10 pin TXD ends of main control chip ATMEGA16 with the communication modes of RS232 from the 2 pin RXD ends of detection chip STC12C4052AD, the 3 pin TXD ends of detection chip STC12C4052AD are connected to the 9 pin TXD ends of main control chip ATMEGA16, complete the transmission of data.Main control chip ATMEGA16 receives after data, carry out computing and the comparison of internal processes, then result is transferred to liquid crystal display, in conjunction with reference to Fig. 7, its 19 pin CS end, 20 pin RST ends, 21 pin A0 ends, 22 pin SCLK ends and 23 pin SDA end respectively corresponding 1 pin CS end, 2 pin RST ends, 3 pin A0 ends, 4 pin SCLK ends and the 5 pin SDA end that is connected to liquid crystal display show.
In conjunction with reference to Fig. 6, the 41 pin YYRT ends of main control chip ATMEGA16,42 pin PRST ends and 4321 pin D end respectively corresponding 8 pin YYRT ends, 6 pin PRST ends and the 7 pin D end that is connected to speech chip carry out speech play.
In conjunction with reference to Fig. 9, the 4th pin of the main control chip ATMEGA16 output PWM modulating wave that is connected with the LZ pin of metal-oxide-semiconductor D2 carries out speed regulating control to blower fan.
In conjunction with reference to Figure 10, chip U2 is Temperature Humidity Sensor DHT11, this sensor is connected by 2 pin DHTD ends temperature-humidity signal with the 37 pin DHTD ends of main control chip ATMEGA16, the humiture data that collect are sent to main control chip ATMEGA16 in the mode of unibus communication.
In conjunction with reference to Fig. 4,7 pin SCK ends, 6 pin MISO ends and the 5 pin SS end of clock chip DS1302 and 3 pin SCK ends, 2 pin MISO ends and 44 pin SS end corresponding connection the respectively of main control chip ATMEGA16, adopt SPI tri-line modes to provide boot running time accumulated signal to main control chip ATMEGA16 in real time.
PM2.5 particle provided by the invention detect and other embodiment of cleaning equipment in, PM2.5 sensor and PM10 sensor gather 2.5 microns and the powdered granule of 10 microns that surrounding environment suspends, the dust concentration signal collecting is passed to detection chip by data line and carry out signal processing, detection chip sends to main control chip to identify signal after treatment, if dust concentration exceedes 75ug/ cubic meter national standard, main control chip offers pulse signal of speech chip, after speech chip received speech signal, report " PM2.5 exceeds standard " voice content of storage inside, simultaneously, main control chip is issued liquid crystal display by data line by data, dust concentration data are presented in real time on screen and to high-pressure dust-cleaning device output pwm control signal and drive blower fan to start dedusting with PWM modulating wave high-speed cruising.In the time of the distinguished and admirable electrostatic field through high-pressure dust-cleaning device of dust, the dust in air is just attracted to above particle collector iron plate.The dust that wherein part is not adsorbed is also filtered by HEPA, and the small dust in air is just filtered clean like this.
Use PM2.5 particle of the present invention to detect and cleaning equipment, mainboard starting key is pressed or user starts shooting with Infrared remote controller key, control system starts, system detects the pulsewidth density signal that outside PM2.5 sensor and PM10 sensor transmit in real time, and this signal is processed and issued liquid crystal display with data mode and show and control through single-chip microcomputer.
Embodiment recited above is described the preferred embodiment of the present invention, not the spirit and scope of the present invention is limited.Do not departing under the prerequisite of design concept of the present invention; various modification and improvement that this area ordinary person makes technical scheme of the present invention; all should drop into protection scope of the present invention, the technology contents of request protection of the present invention, has all been documented in claims.
Claims (6)
1. a PM2.5 particle detects and cleaning equipment, comprise dust sensor and high-pressure dust-cleaning device, described high-pressure dust-cleaning device is provided with active carbon filter screen, cold catalyst filter screen and at least one blower fan, it is characterized in that: also comprise master control board and liquid crystal display, described dust sensor comprises PM2.5 sensor and PM10 sensor, described high-pressure dust-cleaning device comprises positive high voltage electric field, 3 parts of zero potential and negative high voltage, wherein said positive high voltage electric field is positioned at described high-pressure dust-cleaning device front portion, described negative high voltage and zero potential are set up an electrostatic field, described high-pressure dust-cleaning device is also provided with HEPA filter screen, described HEPA filter screen is positioned at described active carbon filter screen and cold catalyst filter screen front and is arranged on described electrostatic field front portion, described master control board is provided with detection chip, main control chip and speech chip, wherein said PM2.5 sensor is connected with liquid crystal display with described master control board successively with PM10 sensor, described detection chip, speech chip is connected with described main control chip respectively with high-pressure dust-cleaning device, described PM2.5 sensor and PM10 sensor are passed to described detection chip by the dust concentration signal collecting by data line and are carried out signal processing, described detection chip sends to described main control chip to identify signal after treatment, if dust concentration exceedes 75ug/ cubic meter national standard, described main control chip sends speech chip described in pulse signal control reports " PM2.5 exceeds standard " voice content of storage inside, simultaneously, described main control chip is issued described liquid crystal display by data line by data, dust concentration data are presented in real time on screen and to described high-pressure dust-cleaning device output pwm control signal and drive described blower fan to start dedusting with PWM modulating wave high-speed cruising.
2. PM2.5 particle according to claim 1 detects and cleaning equipment, it is characterized in that: wherein also comprise DC12V power supply, safety switch, two-stage regulator block, described DC12V power supply input direct-current 12V voltage, through described safety switch locking, then it after the voltage stabilizing of described two-stage regulator block, is described master control board power supply.
3. PM2.5 particle according to claim 2 detects and cleaning equipment, it is characterized in that: it is SM-PWM-01A type light transmission-type dust sensor that wherein said dust sensor adopts model.
4. PM2.5 particle according to claim 3 detects and cleaning equipment, it is characterized in that: the main control chip that the detection chip that wherein said master control board employing model is STC12C4052AD and model are ATMEGA16.
5. PM2.5 particle according to claim 4 detects and cleaning equipment, it is characterized in that: wherein said master control board is also connected with respectively keyboard, clock chip Temperature Humidity Sensor and receiver of remote-control sytem.
6. PM2.5 particle according to claim 5 detects and cleaning equipment, it is characterized in that: wherein said, Temperature Humidity Sensor adopts the chip that model is DHT11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680130.XA CN103808638A (en) | 2013-12-11 | 2013-12-11 | PM2.5 detecting and purifying device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310680130.XA CN103808638A (en) | 2013-12-11 | 2013-12-11 | PM2.5 detecting and purifying device |
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| CN103808638A true CN103808638A (en) | 2014-05-21 |
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| CN201310680130.XA Pending CN103808638A (en) | 2013-12-11 | 2013-12-11 | PM2.5 detecting and purifying device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359815A (en) * | 2014-11-06 | 2015-02-18 | 北京中科诚毅科技发展有限公司 | Particulate matter mass concentration detector with self-purification system |
| CN104436914A (en) * | 2014-11-04 | 2015-03-25 | 王雪峤 | Air purification process and air purifier |
| CN105258252A (en) * | 2015-10-26 | 2016-01-20 | 天津大学 | Intelligent composite type electrostatic fresh air purifier |
| CN106092844A (en) * | 2016-07-06 | 2016-11-09 | 中国计量大学 | A kind of dust concentration remote monitoring device |
| CN106375099A (en) * | 2016-08-31 | 2017-02-01 | 安徽赛福电子有限公司 | Photoelectric converter capable of monitoring PM 2.5 in real time |
| WO2017143600A1 (en) * | 2016-02-27 | 2017-08-31 | 孙华 | Air purification testing method and system |
| WO2017143605A1 (en) * | 2016-02-27 | 2017-08-31 | 孙华 | Indoor air purification analysis method and system |
| CN109107281A (en) * | 2017-06-26 | 2019-01-01 | 天津市爱德恒业科技发展有限公司 | A kind of novel PM2.5 cleaning equipment |
| CN110237625A (en) * | 2018-03-07 | 2019-09-17 | 陈磊 | A kind of intelligence removes haze flying robot |
| CN115102614A (en) * | 2022-05-23 | 2022-09-23 | 中航光电科技股份有限公司 | Full-duplex underwater visible light MIMO communication system with decontamination function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104436914A (en) * | 2014-11-04 | 2015-03-25 | 王雪峤 | Air purification process and air purifier |
| CN104359815A (en) * | 2014-11-06 | 2015-02-18 | 北京中科诚毅科技发展有限公司 | Particulate matter mass concentration detector with self-purification system |
| CN105258252A (en) * | 2015-10-26 | 2016-01-20 | 天津大学 | Intelligent composite type electrostatic fresh air purifier |
| WO2017143600A1 (en) * | 2016-02-27 | 2017-08-31 | 孙华 | Air purification testing method and system |
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| CN106375099A (en) * | 2016-08-31 | 2017-02-01 | 安徽赛福电子有限公司 | Photoelectric converter capable of monitoring PM 2.5 in real time |
| CN109107281A (en) * | 2017-06-26 | 2019-01-01 | 天津市爱德恒业科技发展有限公司 | A kind of novel PM2.5 cleaning equipment |
| CN110237625A (en) * | 2018-03-07 | 2019-09-17 | 陈磊 | A kind of intelligence removes haze flying robot |
| CN115102614A (en) * | 2022-05-23 | 2022-09-23 | 中航光电科技股份有限公司 | Full-duplex underwater visible light MIMO communication system with decontamination function |
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Application publication date: 20140521 |