CN207601049U - A kind of novel C EMS reverse blow devices - Google Patents

A kind of novel C EMS reverse blow devices Download PDF

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Publication number
CN207601049U
CN207601049U CN201721731135.0U CN201721731135U CN207601049U CN 207601049 U CN207601049 U CN 207601049U CN 201721731135 U CN201721731135 U CN 201721731135U CN 207601049 U CN207601049 U CN 207601049U
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CN
China
Prior art keywords
hand thread
pipe
probe tube
ems
novel
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
Application number
CN201721731135.0U
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Chinese (zh)
Inventor
姜伟
孙雷宇
钱松飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Xiaowo Environment Protection Engineering Co Ltd
Original Assignee
Tianjin Xiaowo Environment Protection Engineering Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
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Priority to CN201721731135.0U priority Critical patent/CN207601049U/en
Application granted granted Critical
Publication of CN207601049U publication Critical patent/CN207601049U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of novel C EMS reverse blow devices, CEMS includes sampler and gas analyzer;Sampler is connected with gas analyzer by probe tube;Sampler includes two sample taps, and a sample tap is connected by exhaust pipe and probe;Another sample tap passes sequentially through fume extraction pipe, anti-blowpipe and probe tube and connects;Back-flushing valve and fume treatment case are installed on anti-blowpipe;The connectivity port of probe tube and gas analyzer is equipped with sampling valve.Using the technical solution, when normally measuring, back-flushing valve is closed, and sampling valve is opened, and flue gas enters gas analyzer by probe tube and analyzed;During blowback, sampling valve is closed, back-flushing valve is opened, flue gas after filtering is gone out by sampling line blowback, purging eliminates the particulate matter reduced value caused by compressed air blowback, and instantaneously falseness is exceeded, while filter device is installed on anti-blowpipe, is fallen the contaminant filter in flue gas by filter screen, probe tube or blowback blockage are avoided, influences throughput.

Description

A kind of novel C EMS reverse blow devices
Technical field
The utility model is related to environmental protection test equipment technical fields, are filled more particularly to a kind of novel C EMS with reverse blow It puts.
Background technology
Flue gas discharge continuous monitoring system (CEMS) be it is a kind of to solid pollutant granule density, gaseous pollutant concentration with And gross contamination emission carries out the device of automatic monitor for continuously.Monitoring data and information are sent to environmentally friendly authorities by it, It is up to state standards with the density and gross volume of such pollutants to be discharged for ensuring blowdown enterprise pollution object.In addition CEMS systems can also be in factory Various correlation environmental protection equipments (such as desulphurization and denitration device) are monitored and manage, so as to which it be promoted to improve the effect of environmental protection facility Rate.
Existing CEMS system pipelines reverse blow is usually using compressed air purging, and purge can make in measurement oxygen amount 21% is risen to, it is instantaneous false exceeded so as to cause particulate matter reduced value, it could even be possible to leading to hourly average value and daily mean It is false exceeded, in the prior art using air reverse blow equipment, during reverse blow, easily with impurity, cause pipe The defects of road blocks, dismounting trouble.
Utility model content
The technical problems to be solved in the utility model is:A kind of novel C EMS reverse blow devices are provided;This is novel CEMS is dedicated to improving the reliability of testing result with reverse blow device.
The utility model is adopted the technical scheme that solve technical problem present in known technology:
A kind of novel C EMS reverse blow devices include the gaseous pollutant of real time on-line monitoring atmosphere pollution source emission The CEMS of concentration and total emission volumn is carried out with particulate matter;The CEMS includes sampler and gas analyzer;The sampler and Gas analyzer is connected by probe tube (4);The sampler includes two sample taps, wherein:One sample tap passes through pumping Pipeline is connected with probe;Another sample tap passes sequentially through fume extraction pipe (1), anti-blowpipe (2) is connect with probe tube (4);Institute It states and back-flushing valve (6) and fume treatment case is installed on anti-blowpipe (2);In the connecting pin of the probe tube (4) and gas analyzer Mouth is equipped with sampling valve (5).
Further:The fume treatment case includes filter device (7) and air pump (8).
Further:The filter device (7) includes left-hand thread pipe and right-hand thread pipe, the left-hand thread pipe and right-hand thread pipe Between be equipped with connector, filter screen is equipped in the connector, the left-hand thread pipe and right-hand thread pipe are arranged at anti-blowpipe (2) Interior, the left-hand thread pipe and right-hand thread Guan Junyu anti-blowpipes (2) are connected through a screw thread.
Further:The length range of the left-hand thread pipe and right-hand thread pipe is 1cm~2cm.
Further:The junction of the connector and left-hand thread pipe and right-hand thread pipe is provided with 6~8 circle raw material bands.
Further:The probe tube (4) is wrapped with muff.
The utility model has the advantages and positive effects of:
By using above-mentioned technical proposal, the CEMS pipeline reverse blow devices of the utility model structure are measured when normal When, after back-flushing valve is closed, sampling valve is opened, and flue gas enters gas analyzer by probe tube and analyzed;When blowback, sampling valve After closing, back-flushing valve is opened, and the flue gas after filtering is gone out by sampling line blowback, and purging is eliminated caused by compressed air blowback Particulate matter reduced value is instantaneous false exceeded, while filter device is installed on anti-blowpipe, by filter screen by the impurity in flue gas It filters out, avoids probe tube or blowback blockage, influence throughput, connector is connected by left-hand thread pipe with right-hand thread pipe screw thread On anti-blowpipe, easy to disassemble and maintenance, filter screen is mounted on by fixture block in card slot, convenient for disassembly and assembly, convenient for cleaning or replacing, The both sides winding 6-8 circle raw material bands of connector, prevent gas leakage, good airproof performance, and probe tube package muff protects probe tube Shield, is hardly damaged it, prolongs the service life, heater is installed on fume extraction source, and when necessary, the flue gas for providing heat carries out instead It blows, the impurity to condense in probe tube can be blown away, clean, this design, simple and reasonable, detection data is not false super Mark, pipeline are not easy to plug, and dismounting is convenient, easy to maintain, cuts operating costs.
Description of the drawings
Fig. 1 is the structure chart of the preferred embodiment in the utility model;
Fig. 2 is the structure chart of fume treatment case in the preferred embodiment in the utility model.
Wherein:1st, fume extraction pipe;2nd, anti-blowpipe;3rd, it pops one's head in;4th, probe tube;5th, sampling valve;6th, back-flushing valve;7th, filtering dress It puts;8th, air pump.
Specific embodiment
For that can further appreciate that the invention, features and effects of the utility model, the following examples are hereby given, and coordinates Detailed description are as follows for attached drawing:
It please refers to Fig.1 and Fig. 2, a kind of novel C EMS reverse blow devices, including:Including the dirt of real time on-line monitoring air It contaminates the gaseous pollutant of source emission and particulate matter carries out the CEMS of concentration and total emission volumn;The CEMS includes sampler and gas Analyzer;The sampler and gas analyzer are connected by probe tube 4;The sampler includes two sample taps, wherein:One A sample tap is connected by exhaust pipe and probe;Another sample tap passes sequentially through fume extraction pipe 1, anti-blowpipe 2 and sampling Pipe 4 connects;Back-flushing valve 6 and fume treatment case are installed on the anti-blowpipe 2;In the company of the probe tube 4 and gas analyzer It connects port and sampling valve 5 is installed.
The fume treatment case includes filter device 7 and air pump 8.
The filter device 7 includes left-hand thread pipe and right-hand thread pipe, the company of being equipped between the left-hand thread pipe and right-hand thread pipe Connector, the connector is interior to be equipped with filter screen, and the left-hand thread pipe and right-hand thread pipe are arranged in anti-blowpipe 2, the left spiral shell Line pipe and right-hand thread Guan Junyu anti-blowpipes 2 are connected through a screw thread.
The length range of the left-hand thread pipe and right-hand thread pipe is 1cm~2cm.
The junction of the connector and left-hand thread pipe and right-hand thread pipe is provided with 6~8 circle raw material bands.
The probe tube 4 is wrapped with muff.
Above preferred embodiment mainly includes gas analyzer, air pump, sampler and filter device;There are two sample taps; I.e. in the fume gas extraction port for opening an extraction flue gas again far from sample tap, sample tap sets a flue gas processing device, mistake on the spot It filters and is connected to anti-blowpipe through air pump after the impurity such as the dust in flue gas.Sampling is equipped between the gas analyzer and sampler Pipe, the probe tube are equipped with sampling valve, and the air source is equipped with anti-blowpipe, and the anti-blowpipe is equipped with back-flushing valve, described anti- One end of blowpipe is connected with air source, and the other end is connected with probe tube, and the anti-blowpipe is equipped with filter device, the filtering Device includes left-hand thread pipe and right-hand thread pipe, and the length of the left-hand thread pipe and right-hand thread pipe is 1cm~2cm, the left-hand thread Connector is equipped between pipe and right-hand thread pipe, is equipped with filter screen in the connector, the filter screen detachably connects with connector It connects, the left-hand thread pipe and right-hand thread pipe are separately positioned in anti-blowpipe, are threadedly coupled with anti-blowpipe.
The CEMS pipeline reverse blow devices of the utility model structure, when normal measure, after back-flushing valve is closed, sampling valve It opens, flue gas enters gas analyzer by probe tube and analyzed;When blowback, after sampling valve is closed, back-flushing valve is opened, filtering Flue gas afterwards is gone out by sampling line blowback, and it is instantaneous false super that purging eliminates the particulate matter reduced value caused by compressed air blowback Mark, while filter device is installed on anti-blowpipe, the contaminant filter in flue gas is fallen by filter screen, avoids probe tube or blowback Blockage influences throughput, and connector is connected to by left-hand thread pipe and right-hand thread pipe screw thread on anti-blowpipe, easy to disassemble and dimension Shield, filter screen is mounted on by fixture block in card slot, convenient for disassembly and assembly, convenient for cleaning or replacing, the both sides winding 6-8 circle lifes of connector Material strip, prevents gas leakage, good airproof performance, and probe tube package muff protects probe tube, is hardly damaged it, extension makes With the service life, heater is installed on fume extraction source, when necessary, the flue gas for providing heat carries out blowback, can will condense in probe tube Impurity blow away, it is clean, this design, simple and reasonable, detection data is not false exceeded, and pipeline is not easy to plug, dismounting It is convenient, it is easy to maintain, it cuts operating costs.
The embodiment of the utility model is described in detail above, but the content is only the preferable of the utility model Embodiment, it is impossible to be construed as limiting the scope of the utility model.It is made according to the scope of application of this utility model equal Deng variation and improvement etc., should all still belong within the patent covering scope of the utility model.

Claims (6)

1. a kind of novel C EMS reverse blow devices, gaseous pollutant including real time on-line monitoring atmosphere pollution source emission and Particulate matter carries out the CEMS of concentration and total emission volumn;The CEMS includes sampler and gas analyzer;The sampler is gentle Body analyzer is connected by probe tube (4);It is characterized in that:The sampler includes two sample taps, wherein:One sample tap It is connected by exhaust pipe and probe;Another sample tap passes sequentially through fume extraction pipe (1), anti-blowpipe (2) and probe tube (4) Connection;Back-flushing valve (6) and fume treatment case are installed on the anti-blowpipe (2);In the probe tube (4) and gas analyzer Connectivity port is equipped with sampling valve (5).
2. novel C EMS reverse blow devices according to claim 1, it is characterised in that:The fume treatment case includes Filter device (7) and air pump (8).
3. novel C EMS reverse blow devices according to claim 2, it is characterised in that:Filter device (7) packet Left-hand thread pipe and right-hand thread pipe are included, connector is equipped between the left-hand thread pipe and right-hand thread pipe, was equipped in the connector Strainer, the left-hand thread pipe and right-hand thread pipe are arranged in anti-blowpipe (2), the left-hand thread pipe and right-hand thread Guan Junyu blowbacks Pipe (2) is connected through a screw thread.
4. novel C EMS reverse blow devices according to claim 3, it is characterised in that:The left-hand thread pipe and right spiral shell The length range of line pipe is 1cm~2cm.
5. novel C EMS reverse blow devices according to claim 3 or 4, it is characterised in that:The connector and a left side The junction of screwed pipe and right-hand thread pipe is provided with 6~8 circle raw material bands.
6. novel C EMS reverse blow devices according to claim 5, it is characterised in that:Probe tube (4) outsourcing It is wrapped with muff.
CN201721731135.0U 2017-12-12 2017-12-12 A kind of novel C EMS reverse blow devices Expired - Fee Related CN207601049U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721731135.0U CN207601049U (en) 2017-12-12 2017-12-12 A kind of novel C EMS reverse blow devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721731135.0U CN207601049U (en) 2017-12-12 2017-12-12 A kind of novel C EMS reverse blow devices

Publications (1)

Publication Number Publication Date
CN207601049U true CN207601049U (en) 2018-07-10

Family

ID=62763594

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721731135.0U Expired - Fee Related CN207601049U (en) 2017-12-12 2017-12-12 A kind of novel C EMS reverse blow devices

Country Status (1)

Country Link
CN (1) CN207601049U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109332304A (en) * 2018-08-17 2019-02-15 合肥市城市生命线工程安全运行监测中心 A kind of gas sampling channel blockage dredging method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109332304A (en) * 2018-08-17 2019-02-15 合肥市城市生命线工程安全运行监测中心 A kind of gas sampling channel blockage dredging method

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180710

Termination date: 20201212

CF01 Termination of patent right due to non-payment of annual fee