CN202793976U - Multi-cutter dust on-line monitoring system - Google Patents
Multi-cutter dust on-line monitoring system Download PDFInfo
- Publication number
- CN202793976U CN202793976U CN 201220278551 CN201220278551U CN202793976U CN 202793976 U CN202793976 U CN 202793976U CN 201220278551 CN201220278551 CN 201220278551 CN 201220278551 U CN201220278551 U CN 201220278551U CN 202793976 U CN202793976 U CN 202793976U
- Authority
- CN
- China
- Prior art keywords
- gas circuit
- cutters
- connects
- topworks
- dust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model relates to a multi-cutter dust on-line monitoring system, which is characterized by comprising a plurality of cutters, wherein the input ends of the cutters are connected with air inlet equipment through air paths, and the output ends of the cutters are connected with an air path switching execution mechanism through the air paths; the output end of the air path switching execution mechanism is connected with an air inlet of a microcomputer laser dust instrument through an air path; the air exhaust port of the microcomputer laser dust instrument is connected with a zero point calibration mechanism through an air path; the output end of the zero calibration mechanism is connected with the air path switching execution mechanism through an air path; the air path switching execution mechanism and the microcomputer laser dust instrument are electrically connected with a data acquisition control unit; and the data acquisition control unit is electrically connected with a personal computer (PC) upper machine. The multi-cutter dust on-line monitoring system is simple and ingenious in structural configuration and convenient to operate and can monitor dust particles with various particle sizes.
Description
Technical field
The utility model relates to a kind of dust monitoring system, particularly about a kind of many cutters dust on-line monitoring system.
Background technology
Existing dust on-line monitoring system can only a dust measuring instrument, monitors a kind of particle concentration that cuts particle diameter, and can't measure and show the particle concentration of multiple cutting particle diameter.Particularly on-line monitoring system requires long-term continuously operation, and in order to eliminate zero point drift, existing dust on-line monitoring system needs adjust the regular artificial zero point of carrying out, and can't accomplish in good time automatic calibration.
Summary of the invention
For the problems referred to above, the purpose of this utility model provides a kind of many cutters dust on-line monitoring system that can realize the on-line monitoring of multiple cutter particle concentration while such as PM10, PM2.5, PM1 and dust instrument automatic calibration at zero point.
For achieving the above object, the utility model is taked following technical scheme: a kind of many cutters dust on-line monitoring system, it is characterized in that: it comprises some cutters, the input end of described some cutters connects air intake apparatus by gas circuit, and output terminal connects gas circuit by gas circuit and switches topworks; Described gas circuit is switched the output terminal of topworks by the air intake opening of gas circuit connection microcomputer laser dust monitor, the exhausr port of described microcomputer laser dust monitor connects zero point correction mechanism by gas circuit, and the output terminal of described zero point correction mechanism connects described gas circuit by gas circuit and switches topworks; Described gas circuit is switched topworks and microcomputer laser dust monitor all is electrically connected the data acquisition control unit, and described data acquisition control unit is electrically connected the PC host computer.
Described some cutters comprise PM10, PM2.5, PM1.0 and TSP cutter.
Described data acquisition control unit comprises MCU microprocessor and switching power circuit; Be provided with the input of six road aanalogvoltages and two-way digital communication on the described data acquisition control unit; Described six road aanalogvoltages input gathers amplifying circuit by A/D and connects described MCU microprocessor, and described two-way digital communication connects described MCU microprocessor by synchronous serial interface; Be provided with RS485 data-interface and RS232 data-interface on the described MCU microprocessor; Described RS485 data-interface connects described PC host computer; Described RS232 data-interface connects described microcomputer laser dust monitor; Described MCU microprocessor connects described gas circuit by photoelectrical coupler and switches topworks.
The utility model is owing to take above technical scheme, and it has the following advantages: 1, gas circuit of the present utility model is switched topworks and is connected some cutters, can realize simultaneously on-line monitoring of PM10, PM2.5, many kinds of cutter particle concentrations of PM1.2, be provided with the input of six road aanalogvoltages on the data acquisition control of the present utility model unit, can access the multiple sensors such as humidity, temperature, ozone, CO2, CO, SO2, noise, thereby realize the more continuous on-line monitoring of multi-environmental parameter.3, zero point of the present utility model automatic calibration function, zero point drift that can automatic detection instrument, and by data acquisition unit or host computer automatic calibration zero point, and the zero point drift data of host computer by detecting can also obtain changing the criterion of filter membrane.The utility model structure arranges simply ingenious, and is easy to operate, can monitor the dust granules thing of multiple particle diameter.
Description of drawings
Fig. 1 is the utility model structural representation
Embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
As shown in Figure 1, the utility model comprises some cutters 1, gas circuit switching topworks 2, zero point correction mechanism 3, microcomputer laser dust monitor 4, data acquisition control unit 5 and PC host computer 6.
The input end of some cutters 1 of the present utility model connects air intake apparatus by gas circuit, output terminal connects gas circuit by gas circuit and switches topworks 2, gas circuit is switched between topworks 2, zero point correction mechanism 3 and the microcomputer laser dust monitor 4 and is formed closed loop configuration by gas circuit, that is: the exhausr port of microcomputer laser dust monitor 4 connects zero point correction mechanism 3 by gas circuit, the output terminal of zero point correction mechanism 3 connects gas circuit by gas circuit and switches topworks 2, and gas circuit is switched the output terminal of topworks 2 by the air intake opening of gas circuit connection microcomputer laser dust monitor 4.Wherein, gas circuit is switched topworks 2 and microcomputer laser dust monitor 4 all is electrically connected data acquisition control unit 5, data acquisition control unit 5 is electrically connected PC host computer 6, preset control program in the PC host computer 6, PC host computer 6 transmits control signal to gas circuit switching topworks 2 and microcomputer laser dust monitor 4 by data acquisition control unit 5.
Gas circuit of the present utility model is switched between topworks 2, zero point correction mechanism 3 and the microcomputer laser dust monitor 4 and is formed closed loop configuration for before monitoring by gas circuit, gas circuit is switched topworks 2 carry out zero point correction, can effectively solve the microcomputer laser dust monitor 4 long-term continuously Zero drift in main amplifiers of on-line operation, significant to stability and the reliability of guaranteeing microcomputer laser dust monitor 4 long-term continuously operations.After beginning monitoring, zero point correction mechanism 3 quits work, dust laden air in the gas circuit switching topworks 2 enters microcomputer laser dust monitor 4 by the air intake opening of microcomputer laser dust monitor 4, carry out the detection of particle concentration, then the exhausr port by microcomputer laser dust monitor 4 enters in the gas circuit switching topworks 2 again, and the gases that gas circuit is switched in the topworks 2 enter atmosphere.But gas circuit is switched the multiple cutters such as topworks 2 timesharing access PM10, PM2.5, PM 1.0 and TSP, realizes microcomputer laser dust monitor 4 proceeding measurements and shows the multiple particle concentration values such as PM10, PM2.5, PM 1.0 and TSP.
Data acquisition control of the present utility model unit 5 comprises MCU microprocessor 7 and switching power circuit 8.Be provided with the input 9 of six road aanalogvoltages and two-way digital communication 10 on the data acquisition control unit 5, can be according to the different requirements of different sensors to input signal, access the multiple sensors such as corresponding humidity, temperature, ozone, CO2, SO2, noise, thereby realize the more continuous on-line monitoring of multi-environmental parameter.The input 9 of six road aanalogvoltages gathers amplifying circuit 11 by A/D and connects MCU microprocessor 7, and two-way digital communication 10 connects MCU microprocessor 7 by synchronous serial interface 12.Be provided with RS485 data-interface 13 and RS232 data-interface 14 on the MCU microprocessor 7.RS485 data-interface 13 can be realized two-way communication with PC host computer 6, and PC host computer 6 carries out data storage, data processing and various control as data terminal, thereby realizes the continuous on-line monitoring of particle (dust) and various environmental parameters.RS232 data-interface 14 can be connected with the microcomputer laser dust monitor 4 of the different models such as LD-5C, LD-6S, realizes data acquisition and measurement to particle (dust).MCU microprocessor 7 connects the control circuit that gas circuit is switched topworks 2 by photoelectrical coupler 15, is used for realizing gas circuit is switched the control of topworks 2.
Monitoring method of the present utility model may further comprise the steps:
1) PC host computer 6 sends self-correcting zero instruction according to the control program that presets in it, data acquisition control unit 5 receives instruction, and by gas circuit switching topworks 2, the air intake opening that makes microcomputer laser dust monitor 4 and exhausr port connection, zero point correction mechanism 3 opens, to detect the zero point drift value, subsequent data collection control module 5 is passed to PC host computer 6 with drift value and is carried out zero point correction.
2) PC host computer 6 sends the measuring concentration of granules in certain instruction according to the control program that presets in it, some cutters 1: switch under the control of topworks 2 in gas circuit such as PM1, PM2.5, PM10 cutter, order is communicated with the air intake opening of micro computer laser dust 3, and proceeding measurement goes out corresponding particle concentration value, be transferred to PC host computer 6 by data acquisition control unit 5, realize particle concentration data storage, processing and demonstration.
3) PC host computer 6 sends varying environment parameter measurement instruction according to the control program that presets in it, corresponding environment parameter sensing device: be connected with data acquisition control unit 5 with the digital quantity interface by corresponding analog quantity such as CO2, CO, SO2 sensor, and by data acquisition control unit 5 and the 6 realization two-way communications of PC host computer, receive the instruction of PC host computer 6 and transmit data to PC host computer 6.PC host computer 6 is finished corresponding environmental parameter: such as measurement, storage, processing and the demonstration of CO2, CO, SO2.
The various embodiments described above only are used for explanation the utility model; wherein the structure of each parts, connected mode etc. all can change to some extent; every equivalents and improvement of carrying out on the basis of technical solutions of the utility model all should do not got rid of outside protection domain of the present utility model.
Claims (3)
1. the on-line monitoring system of cutter dust more than a kind, it is characterized in that: it comprises some cutters, and the input end of described some cutters connects air intake apparatus by gas circuit, and output terminal connects gas circuit by gas circuit and switches topworks; Described gas circuit is switched the output terminal of topworks by the air intake opening of gas circuit connection microcomputer laser dust monitor, the exhausr port of described microcomputer laser dust monitor connects zero point correction mechanism by gas circuit, and the output terminal of described zero point correction mechanism connects described gas circuit by gas circuit and switches topworks; Described gas circuit is switched topworks and microcomputer laser dust monitor all is electrically connected the data acquisition control unit, and described data acquisition control unit is electrically connected the PC host computer.
2. a kind of many cutters dust on-line monitoring system as claimed in claim 1, it is characterized in that: described some cutters comprise PM10, PM2.5, PM1.0 and TSP cutter.
3. a kind of many cutters dust on-line monitoring system as claimed in claim 1 or 2, it is characterized in that: described data acquisition control unit comprises MCU microprocessor and switching power circuit; Be provided with the input of six road aanalogvoltages and two-way digital communication on the described data acquisition control unit; Described six road aanalogvoltages input gathers amplifying circuit by A/D and connects described MCU microprocessor, and described two-way digital communication connects described MCU microprocessor by synchronous serial interface; Be provided with RS485 data-interface and RS232 data-interface on the described MCU microprocessor; Described RS485 data-interface connects described PC host computer; Described RS232 data-interface connects described microcomputer laser dust monitor; Described MCU microprocessor connects described gas circuit by photoelectrical coupler and switches topworks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220278551 CN202793976U (en) | 2012-06-13 | 2012-06-13 | Multi-cutter dust on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220278551 CN202793976U (en) | 2012-06-13 | 2012-06-13 | Multi-cutter dust on-line monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202793976U true CN202793976U (en) | 2013-03-13 |
Family
ID=47821220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220278551 Expired - Fee Related CN202793976U (en) | 2012-06-13 | 2012-06-13 | Multi-cutter dust on-line monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202793976U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104020089A (en) * | 2014-06-05 | 2014-09-03 | 山东省计量科学研究院 | Method for calibrating PM2.5 (Particulate Matter2.5) monitor |
| CN104198346A (en) * | 2014-08-26 | 2014-12-10 | 北京绿林创新数码科技有限公司 | Mobile phone controlled dust sensor monitoring system and use method thereof |
| CN104502147A (en) * | 2014-04-11 | 2015-04-08 | 上海创塔电子科技有限公司 | Automatic switching device for PM2.5, PM10 and SPM cutters |
| CN104748994A (en) * | 2015-03-31 | 2015-07-01 | 中国科学院合肥物质科学研究院 | PM2.5 cutter cutting efficiency detection device and detection method thereof |
| CN106872326A (en) * | 2017-04-12 | 2017-06-20 | 广东美的制冷设备有限公司 | The automatic zero-setting method of dust sensor |
| CN107462504A (en) * | 2017-09-18 | 2017-12-12 | 北京绿林环创科技有限公司 | Online self-correcting air particle detection means and its self-correcting, state self-diagnosing method |
| CN109239270A (en) * | 2018-09-21 | 2019-01-18 | 中国科学院地质与地球物理研究所 | A kind of highway engineering atmospheric environment carbon dioxide monitoring method |
-
2012
- 2012-06-13 CN CN 201220278551 patent/CN202793976U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502147A (en) * | 2014-04-11 | 2015-04-08 | 上海创塔电子科技有限公司 | Automatic switching device for PM2.5, PM10 and SPM cutters |
| CN104020089A (en) * | 2014-06-05 | 2014-09-03 | 山东省计量科学研究院 | Method for calibrating PM2.5 (Particulate Matter2.5) monitor |
| CN104198346A (en) * | 2014-08-26 | 2014-12-10 | 北京绿林创新数码科技有限公司 | Mobile phone controlled dust sensor monitoring system and use method thereof |
| CN104198346B (en) * | 2014-08-26 | 2016-04-20 | 北京绿林创新数码科技有限公司 | A kind of mobile phone control type dust sensor monitoring system and using method thereof |
| CN104748994A (en) * | 2015-03-31 | 2015-07-01 | 中国科学院合肥物质科学研究院 | PM2.5 cutter cutting efficiency detection device and detection method thereof |
| CN104748994B (en) * | 2015-03-31 | 2017-06-23 | 中国科学院合肥物质科学研究院 | A kind of PM2.5 cutter cuts efficiency test device and its method of testing |
| CN106872326A (en) * | 2017-04-12 | 2017-06-20 | 广东美的制冷设备有限公司 | The automatic zero-setting method of dust sensor |
| CN107462504A (en) * | 2017-09-18 | 2017-12-12 | 北京绿林环创科技有限公司 | Online self-correcting air particle detection means and its self-correcting, state self-diagnosing method |
| CN107462504B (en) * | 2017-09-18 | 2023-12-22 | 北京绿林环创科技有限公司 | Online self-correcting air particulate matter detection device and self-correcting and state self-diagnosing method thereof |
| CN109239270A (en) * | 2018-09-21 | 2019-01-18 | 中国科学院地质与地球物理研究所 | A kind of highway engineering atmospheric environment carbon dioxide monitoring method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202793976U (en) | Multi-cutter dust on-line monitoring system | |
| CN206756778U (en) | A kind of gas monitors long-range quality control system on-line | |
| CN102706780B (en) | Instrument for monitoring small particulate matters in air | |
| CN203249846U (en) | PM2.5 monitor with environmental factor correction function | |
| CN203643427U (en) | Indoor air quality comprehensive-detection system | |
| CN107197198A (en) | Atmospheric pollution monitoring system based on wireless sensor network | |
| CN205049510U (en) | Air quality monitoring appearance | |
| CN205027639U (en) | Bitangent cutter dust concentration monitoring system with self -correcting at zero point and humidity correction | |
| CN106382722A (en) | Intelligent multi-sensor fusion indoor air quality monitoring and control device and monitoring and control method | |
| CN113588882B (en) | Automatic zero calibration method based on ambient air quality monitoring device | |
| CN105043826B (en) | A kind of intelligent constant-temperature multichannel atmospheric sampling method | |
| CN216792012U (en) | Two-channel multi-component smoke emission online monitoring system | |
| CN104062409B (en) | Intelligence soot gas analyzes method and apparatus | |
| CN206920429U (en) | A kind of remote online water monitoring device | |
| CN201749100U (en) | Device for testing moisture content of wood | |
| CN102141486A (en) | Active online gas monitor method | |
| CN210923465U (en) | Carbon dioxide on-line monitoring system of coal-fired power plant | |
| CN210533813U (en) | Flue gas on-line acquisition and detection device | |
| CN203658521U (en) | Mobile insulation supervision instrument of transformer station DC system | |
| CN201853325U (en) | Combustible gas detection instrument | |
| CN202994711U (en) | Gas measurement warning device based on singlechip | |
| CN103900839B (en) | A kind of method and system of monitoring respirator in transformer | |
| CN205449931U (en) | Online ambient air quality monitoring in succession is with automatic air sampling system | |
| CN205002802U (en) | System for on -line monitoring atmospheric pollutants | |
| CN204479105U (en) | A kind of indoor air chemical pollution instrument |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20180613 |