CN206146907U - Molecular state pollutant monitoring devices in waste gas - Google Patents
Molecular state pollutant monitoring devices in waste gas Download PDFInfo
- Publication number
- CN206146907U CN206146907U CN201621187105.3U CN201621187105U CN206146907U CN 206146907 U CN206146907 U CN 206146907U CN 201621187105 U CN201621187105 U CN 201621187105U CN 206146907 U CN206146907 U CN 206146907U
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- CN
- China
- Prior art keywords
- filter
- gas concentration
- differential pressure
- waste gas
- sampling
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- 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
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Abstract
The utility model relates to a molecular state pollutant monitoring devices in waste gas, including the sampling pipe, sampling pipe one end links to each other with the entry of filter, and the export of filter links to each other through the entry of first connecting pipe with gaseous consistency transmitter box, and the export of gaseous consistency transmitter box links to each other with the sampling pump through the second connecting pipe, and the sampling pump links to each other with the relay, and the filter links to each other with differential pressure sensor through two connecting pipes, and differential pressure sensor, relay, gaseous consistency transmitter link to each other with control system. The utility model provides a molecular state pollutant monitoring devices in waste gas, simple structure, periodic monitor, ration accuracy, sensor damage's problem among the solution waste gas monitor that just can be fine.
Description
Technical field
This utility model is related to environmental monitoring, the molecularity pollutant monitoring device in particularly a kind of waste gas.
Background technology
Air pollution is increasingly serious, so the monitoring to air pollutants is particularly important, these pollutant are included and divided
Sub- state pollutant and particle state pollutant, at present, are monitored sampling to the such as various gases of molecularity pollutant
When, air pollutants are not carried out with pretreatment, gas concentration sensor and these pollutant directly contacts, particle in pollutant
State pollutant will cause to damage to gas concentration sensor, shorten the service life of sensor, cause monitoring result inaccurate.
The content of the invention
The purpose of this utility model is to provide the molecularity pollutant monitoring device in a kind of waste gas, existing to overcome
Defect present in technology.
For achieving the above object, the technical solution of the utility model is：A kind of molecularity pollutant monitoring in waste gas
Device, including：One filter, gas concentration sensor box, a sampling pump and the control for being used for detected gas concentration are
System；The input of the filter is connected with a sampling tube；Mono- first connecting tubes of outfan Jing and the gas of the filter
The input of concentration sensors box is connected；Gas concentration sensor in the gas concentration sensor box and the control system
System is connected；Mono- second connecting tubes of gas concentration sensor box outfan Jing are connected with the sampling pump steam inlet；It is described to adopt
Sample pump also mono- relays of Jing are connected with the control system；The 3rd connecting tubes of input Jing of the filter are used to detect with one
The filter input is connected with differential pressure pick-up one end of outfan differential pressure；The other end Jing mono- of the differential pressure pick-up
Four connecting tubes are connected with the outfan of the filter；The differential pressure pick-up is connected with the control system.
In one embodiment of this utility model, in the filter, primarily efficient filter is disposed with to outfan from input
Net, medium air filtration net and high efficiency particulate air.
Compared to prior art, this utility model has the advantages that：Compared to traditional gas concentration monitoring side
Method, the device proposed by this utility model first carry out pretreatment to air pollutants, remove the particle state in air pollutants
Pollutant, are effectively protected gas concentration sensor, greatly improve the service life of gas concentration sensor, exclude particle shape
Impact of the state pollutant to gas concentration accuracy of detection, heightens certainty of measurement.Import and export equipped with differential pressure pick-up energy in filter
The working condition of filter is detected enough.Air system can be at regular time and quantity pollutant are monitored, greatly save manpower into
This.
Description of the drawings
Connection diagrams of the Fig. 1 for the molecularity pollutant monitoring device in waste gas in this utility model.
Fig. 2 is filter interior structural representation in one embodiment of this utility model.
Circuit diagrams of the Fig. 3 for the molecularity pollutant monitoring device in waste gas in one embodiment of this utility model.
【Label declaration】：1- sampling tubes；2- filters；21- primary efficient filter screens；22- medium air filtration nets；23- high efficiency filters
Net；The first connecting tubes of 3-；4- gas concentration sensors；The second connecting tubes of 5-；6- sampling pumps；7- relays；8- control systems；9-
Differential pressure pick-up.
Specific embodiment
Below in conjunction with the accompanying drawings, the technical solution of the utility model is specifically described.
This utility model provides the molecularity pollutant monitoring device in a kind of waste gas, as shown in Figure 1：Including sampling
Pipe, sampling tube one end are connected with the entrance of filter, and the outlet of filter is by the first connecting tube and gas concentration sensor box
Entrance be connected, gas concentration sensor box outlet be connected with sampling pump by the second connecting tube, sampling pump is connected with relay,
Filter is connected with differential pressure pick-up by two connecting tubes, and differential pressure pick-up, relay, gas concentration sensor with control are
System is connected.
As shown in Fig. 2 air filter includes primary efficient filter screen 21, medium air filtration net 22, high efficiency particulate air 23.In this reality
Apply in example, primary efficient filter screen 21 is used in the filter of the particle dust and various float for filtering more than 5 μm, medium air filtration
Using for filtering the filter of the particle dust and various float of 1-5um, high efficiency particulate air 23 is used to trap 0.5um net 22
The filter of particles below dust and various float.Preferably, primary efficient filter screen 21, medium air filtration net 22, high efficiency filter
Filter of the net 23 using board-like, collapsible, pocket type.Gas concentration sensor can be various gas concentration sensors.At this
In embodiment, gas concentration sensor includes sulfur dioxide concentration sensor 4SO2-20.Control system can control opening for sampling
Stop, and sampling monitoring can be carried out at regular time and quantity.Differential pressure pick-up detects filter inlet outlet pressure differential, for judging that filter is
No saturation.In embodiment, control system can be the control system with single-chip microcomputer as core, or the control with PLC as core
System processed.
Further, as shown in figure 3, for the circuit diagram of the device.Also including one be used for show collection information and with
The LCD display module that control system is connected, and pass with LCD display module, differential pressure pick-up, relay, gas concentration respectively
The power module that sensor, sampling pump and control system are connected.
Further, in order to allow those skilled in the art to further appreciate that the device, with reference to the controlling party of the device
Method is illustrated.In the declarative procedure, involved control method or existing software are not the visitor protected by this utility model
Body, this utility model only protect the structure and its annexation of the device.
The sampling tube 1 in Fig. 1 is placed at sampling during work, control system 8 set the sampling time, sampling number, with
And after the parameter such as sampling interval confirms, 8 control relay 7 of control system is closed, after relay 7 is closed, sampling pump 6 is proceeded by
Pumping sampling, now air pollutants by sampling tube 1 enter filter 7, in Fig. 2 filter comprising roughing efficiency air filter net, in
Effect drainage screen and high efficiency particulate air, the particle state pollutant after filter 7 in air pollutants are filtered out, and are left to divide
Sub- state pollutant, molecularity pollutant enter gas concentration sensor box 4, gas concentration sensing through the first connecting tube 3
The sensor of device box 4 carries out Concentration Testing to molecularity pollutant, and testing result is uploaded to control system 8, Jing Guojian
The gas of survey enters the air inlet of sampling pump 6 by the second connecting tube 5, discharges finally by the gas outlet of sampling pump 6.
Further, control system can pass through the visualization means or acoustic-optic alarm prompting present air dirt of site setup
Dye thing concentration, and when which exceedes safety criterion, carry out alarm.Control system can also by configure Landline communication unit or
Wireless communication unit, is connected with remote server, is uploaded the parameter of Site Detection in real time, for data record or long-range report
It is alert, after the data for uploading can be set up by remote server, handheld terminal is issued to, related personnel is notified.
It is more than preferred embodiment of the present utility model, all changes made according to technical solutions of the utility model are produced
Function without departing from technical solutions of the utility model scope when, belong to protection domain of the present utility model.
Claims (2)
1. the molecularity pollutant monitoring device in a kind of waste gas, it is characterised in that include：One filter, one are used to detect
The gas concentration sensor box of gas concentration, a sampling pump and a control system；The input of the filter and a sampling
Pipe is connected；Mono- first connecting tubes of outfan Jing of the filter are connected with the input of the gas concentration sensor box；Institute
The gas concentration sensor stated in gas concentration sensor box is connected with the control system；The gas concentration sensor box is defeated
Go out to hold mono- second connecting tubes of Jing to be connected with the sampling pump steam inlet；The sampling pump also mono- relays of Jing and the control system
It is connected；The 3rd connecting tubes of input Jing of the filter are used to detect the filter input with outfan differential pressure with one
Differential pressure pick-up one end is connected；The 4th connecting tubes of other end Jing 1 of the differential pressure pick-up and the outfan phase of the filter
Even；The differential pressure pick-up is connected with the control system.
2. the molecularity pollutant monitoring device in a kind of waste gas according to claim 1, it is characterised in that the mistake
Primary efficient filter screen, medium air filtration net and high efficiency particulate air are disposed with from input to outfan in filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187105.3U CN206146907U (en) | 2016-10-28 | 2016-10-28 | Molecular state pollutant monitoring devices in waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621187105.3U CN206146907U (en) | 2016-10-28 | 2016-10-28 | Molecular state pollutant monitoring devices in waste gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206146907U true CN206146907U (en) | 2017-05-03 |
Family
ID=58625326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621187105.3U Expired - Fee Related CN206146907U (en) | 2016-10-28 | 2016-10-28 | Molecular state pollutant monitoring devices in waste gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206146907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106338587A (en) * | 2016-10-28 | 2017-01-18 | 厦门大学嘉庚学院 | Device for monitoring molecular-state pollutants in waste gas and control method thereof |
-
2016
- 2016-10-28 CN CN201621187105.3U patent/CN206146907U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106338587A (en) * | 2016-10-28 | 2017-01-18 | 厦门大学嘉庚学院 | Device for monitoring molecular-state pollutants in waste gas and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20191028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |