CN110076146A - A kind of smoke sampling blowback pipeline - Google Patents
A kind of smoke sampling blowback pipeline Download PDFInfo
- Publication number
- CN110076146A CN110076146A CN201910368497.5A CN201910368497A CN110076146A CN 110076146 A CN110076146 A CN 110076146A CN 201910368497 A CN201910368497 A CN 201910368497A CN 110076146 A CN110076146 A CN 110076146A
- Authority
- CN
- China
- Prior art keywords
- tracheae
- solenoid valve
- connection
- excretion machine
- sampler
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2247—Sampling from a flowing stream of gas
- G01N1/2258—Sampling from a flowing stream of gas in a stack or chimney
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of smoke sampling blowback pipeline, including sampling line and blowback pipeline, sampling line and blowback pipeline connection；Sampling line includes that sampler, tracheae one and excretion machine, sampler are connected to flue, and solenoid valve KF3, excretion machine and three-way connection are successively arranged on tracheae one, is connected to close to one end of three-way connection with sampler on tracheae one；Blowback pipeline includes tracheae two, tracheae three and tracheae four, and solenoid valve KF1 and solenoid valve KF2 are successively arranged on tracheae two, is connected close to one end of solenoid valve KF2 with sampler on tracheae two；Tracheae two crosses tracheae three with tracheae four-way and is connected, and solenoid valve KF4 and solenoid valve KF5 are successively arranged on tracheae four, and one end of tracheae four is connected to tracheae one, and the other end of tracheae four is connected with three-way connection.The present invention solves the difficult point of industrial online flue gas inspection, can preferably handle in purging pipeline not to the utmost the impurity such as dust even pipeline blockage the problem of, to realize the accurate analysis to wherein associated gas concentration.
Description
Technical field
The present invention relates to flue gas on-line monitoring technique fields, and in particular to a kind of smoke sampling blowback pipeline.
Background technique
Domestic industry requires sample gas sampling pretreatment system and sample gas analysis system with smoke on-line monitoring system at present.
Although the acquisition sampling to flue gas also may be implemented, the impurity such as dust are not purged even in purging pipeline not to the utmost, cause to take
Sample pipeline blockage.This just needs maintenance and cleaning pipeline in the artificial long-term short time, and equipment service efficiency is with regard under very low.
Summary of the invention
Problem to be solved by this invention is: providing a kind of smoke sampling blowback pipeline, solves industrial online flue gas inspection
The difficult point of survey, can preferably handle purging not to the utmost in pipeline the impurity such as dust even pipeline blockage the problem of, to realize pair
The wherein accurate analysis of associated gas concentration.
The present invention in order to solve the above problem provided by technical solution are as follows: a kind of smoke sampling blowback pipeline, including sampling
Pipeline and blowback pipeline, the sampling line and blowback pipeline connection；
The sampling line includes sampler, tracheae one and excretion machine, and the sampler is connected to flue, the gas
Be successively arranged solenoid valve KF3, excretion machine and three-way connection on pipe one, on the tracheae one close to one end of the three-way connection and
The sampler connection；
The blowback pipeline includes tracheae two, tracheae three and tracheae four, be successively arranged on the tracheae two solenoid valve KF1 and
Solenoid valve KF2, one end on the tracheae two close to the solenoid valve KF2 are connected with the sampler；Two He of tracheae
Tracheae four is connected by tracheae three, solenoid valve KF4 and solenoid valve KF5 is successively arranged on the tracheae four, the tracheae four leans on
A Duan Liantong on one end of the nearly solenoid valve KF2 and tracheae one between the solenoid valve KF3 and excretion machine, the gas
Guan Si is connected close to one end of the solenoid valve KF5 with the three-way connection, and the excretion machine is equipped with the blowdown communicated therewith
Device connector, the excretion machine connector are equipped with solenoid valve KF6.
Preferably, the tracheae one, tracheae two, tracheae three, tracheae four material be Stainless steel 316 L, 304, copper, tetrafluoro,
It is any in stainless steel lining tetrafluoro, EPDM, PEEK, PI.
Preferably, the shape of the cross section of the tracheae one, tracheae two, tracheae three, tracheae four be it is round, rectangular,
It is any in pentagon, hexagon.
Preferably, the excretion machine is cylindrical structure, any, row in rectangular or hexgonal structure
The wall thickness of dirty device is 3mm-15mm, and the aperture of the excretion machine filter core is 0.05-10 μm, the filter core diameter 0.5-30um, institute
State filter core with a thickness of 0.5-10mm.
Preferably, the connection between the tracheae one and solenoid valve KF3, tracheae two and solenoid valve KF1 and solenoid valve KF2 it
Between connection, tracheae four and the connection between solenoid valve KF4 and solenoid valve KF5 be spiral wound unsintered tape be fixedly connected, method
Blue connection, wafer type, clamping hoop type connect in any connection type.
Preferably, the material of the three-way connection be Stainless steel 316 L or 304, copper, tetrafluoro, stainless steel lining tetrafluoro, PVC,
It is any in PC, ABS, the diameter 20-250mm of the three-way connection, wall thickness 5-25mm, internal structure be it is T-shaped, for become
Diameter threeway.
Preferably, the valve body of the solenoid valve KF1, solenoid valve KF2, solenoid valve KF3, solenoid valve KF4, solenoid valve KF5
Material is any one of Stainless steel 316 L or 304, copper alloy, tetrafluoro, EPDM, EPDM, fluorubber, glass reinforced plastic.
Preferably, the connection type between the sampler and three-way connection, sampler and solenoid valve KF2 is bellows pair
It connects just, the bellows uses material to make for any liner in stainless steel, EPDM, EPDM, tetrafluoro liner.
Preferably, the driving side of the solenoid valve KF1, solenoid valve KF2, solenoid valve KF3, solenoid valve KF4, solenoid valve KF5
Formula is pilot-operated type either Direct Action Type.
Preferably, the material of the excretion machine connector be PP, EPDM, stainless steel, brass, any one in fluorubber
Kind, the connection type between the excretion machine connector and excretion machine is the connection of screw thread pivoted housing pipe flange, the excretion machine connection
The inside caliber 15-30mm of part.
Compared with prior art, the invention has the advantages that the present invention passes through reasonable circuit design, i.e. sampling blowback gas circuit
Separate, timesharing carry out, smoke collecting sampling process be attached to sampler, tracheae, excretion machine, pretreatment sampling line on powder
Outside the impurities purgings to whole system such as dirt, water quality.Solve the problems, such as that sampler is easy blocking；Flue gas provided by the invention takes
Sample blowback pipeline, structure is simple, and dust removal performance is superior, and filtering accuracy is high, easy to install and use, and maintenance, which is unpicked and washed, simply to be easy to grasp
Make.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.
Fig. 1 is overall structure diagram of the invention；
Attached drawing mark: 1, sampler, 2, flue, 3, tracheae one, 4, solenoid valve KF6,5, excretion machine connector, 6, row
Dirty device, 7, solenoid valve KF1,8, tracheae two, 9, solenoid valve KF4,10, solenoid valve KF5,11, tracheae three, 12, solenoid valve KF2,13,
Three-way connection, 14, tracheae four, 15, solenoid valve KF3.
Specific embodiment
Carry out the embodiment that the present invention will be described in detail below in conjunction with accompanying drawings and embodiments, how the present invention is applied whereby
Technological means solves technical problem and reaches the realization process of technical effect to fully understand and implement.
Embodiment 1
As shown in Figure 1, a kind of smoke sampling blowback pipeline, including sampling line and blowback pipeline, the sampling line and
Blowback pipeline connection；
The sampling line includes sampler (1), tracheae one (3) and excretion machine (6), the sampler (1) and fume pipe
Road (2) is connected to, and is successively arranged solenoid valve KF3 (15), excretion machine (6) and three-way connection (13), the gas on the tracheae one (3)
One end on pipe one (3) close to the three-way connection (13) is connected to the sampler (1)；
The blowback pipeline includes tracheae two (8), tracheae three (11) and tracheae four (14), on the tracheae two (8) successively
Equipped with solenoid valve KF1 (7) and solenoid valve KF2 (12), on the tracheae two (8) close to the solenoid valve KF2 (12) one end and
The sampler (1) is connected；The tracheae two (8) is connected with tracheae four (14) by tracheae three (11), the tracheae four
(14) solenoid valve KF4 (9) and solenoid valve KF5 (10) are successively arranged on, the tracheae four (14) is close to the solenoid valve KF2 (12)
One end and tracheae one (3) on a Duan Liantong between the solenoid valve KF3 (15) and excretion machine (6), the tracheae four
(14) close to one end of the solenoid valve KF5 (10) and the three-way connection (13) connection, the excretion machine (6) is equipped with and it
The excretion machine connector (5) communicated, the excretion machine connector (5) are equipped with solenoid valve KF6 (4).
The tracheae one (3), tracheae two (8), tracheae three (11), tracheae four (14) material be Stainless steel 316 L, 304,
It is copper, tetrafluoro, stainless steel lining tetrafluoro, any in EPDM, PEEK, PI.
The tracheae one (3), tracheae two (8), tracheae three (11), tracheae four (14) cross section shape be circle
It is shape, rectangular, pentagon, any in hexagon.
The excretion machine (6) is cylindrical structure, any, excretion machine in rectangular or hexgonal structure
(6) wall thickness is 3mm-15mm, and the aperture of excretion machine (6) filter core is 0.05-10 μm, the filter core diameter 0.5-30um,
The filter core with a thickness of 0.5-10mm.
Connection, tracheae two (8) and solenoid valve KF1 (7) and electromagnetism between the tracheae one (3) and solenoid valve KF3 (15)
Connection between connection, tracheae four (14) between valve KF2 (12) and solenoid valve KF4 (9) and solenoid valve KF5 (10) is screw thread
Any connection type during winding unsintered tape is fixedly connected, flanged joint, wafer type, clamping hoop type connect.
The material of the three-way connection (13) be Stainless steel 316 L or 304, copper, tetrafluoro, stainless steel lining tetrafluoro, PVC, PC,
It is any in ABS, the diameter 20-250mm of the three-way connection (13), wall thickness 5-25mm, internal structure be it is T-shaped, be
Reducing tee.
The solenoid valve KF1 (7), solenoid valve KF2 (12), solenoid valve KF3 (15), solenoid valve KF4 (9), solenoid valve KF5
(10) material of valve body is Stainless steel 316 L or 304, in copper alloy, tetrafluoro, EPDM, EPDM, fluorubber, glass reinforced plastic
It is any.
Connection type between the sampler (1) and three-way connection (13), sampler (1) and solenoid valve KF2 (12) is
Bellows docks just, and it is any interior in stainless steel, EPDM, EPDM, tetrafluoro liner that the bellows, which uses material,
Lining production.
The solenoid valve KF1 (7), solenoid valve KF2 (12), solenoid valve KF3 (15), solenoid valve KF4 (9), solenoid valve KF5
(10) driving method is pilot-operated type either Direct Action Type.
The material of the excretion machine connector (5) is PP, EPDM, stainless steel, brass, any, institute in fluorubber
Stating the connection type between excretion machine connector (5) and excretion machine (6) is that screw thread pivoted housing pipe flange is connect, the excretion machine connection
The inside caliber 15-30mm of part (5).
Wherein, exocoel in sampler sampling filter core point samples route as KF3 opening, and KF1, KF2, KF4, KF5 are closed, pipe
Flue gas flows out from the top of the sampler through inner cavity by filtering, by three-way connection, enters blowdown from connector lower passage in road
Device, flue gas enters in pretreatment sampling line feeding analyzer and measures concentration after excretion machine filters.Blowback route one is
KF1 is opened, and KF2, KF5 are opened, and when KF3, KF4, KF6 are closed, pressure-air purges exocoel in sampler, purge time
It is adjustable from 30S-600S；Blowback route two is KF1 opening, and KF4, KF6 are opened, pressure-air pair when KF2, KF3, KF5 are closed
Excretion machine is purged, and purge time is adjustable from 30S-600S；Blowback pipeline three is KF1 opening, and KF3, KF4 are opened, KF2,
When KF5, KF6 are closed, pressure-air purges pretreatment sampling line, and purge time is adjustable from 30S-600S；Blowback
Route four is KF1 opening, and KF2, KF5, KF6 are opened, and when KF3, KF4 are closed, pressure-air is same to exocoel, excretion machine in sampler
Shi Jinhang purging, purge time are adjustable from 30S-600S；Blowback route five is KF1 opening, and KF3, KF4, KF6 are opened, KF2,
When KF5 is closed, pressure-air purges pretreatment sampling line, excretion machine simultaneously, and purge time is adjustable from 30S-600S
Section；Blowback route six is KF1 opening, and KF2, KF3, KF4, KF5 are opened, and when KF6 is closed, pressure-air is to pretreatment probe tube
Exocoel is purged simultaneously in road, sampler, and purge time is adjustable from 30S-600S；Blowback route seven is that KF1 is opened, KF2,
When KF3, KF4, KF5, KF6 are opened, pressure-air blows exocoel in pretreatment sampling line, excretion machine, sampler simultaneously
It sweeps, purge time is adjustable from 30S-600S.
Embodiment 2
On the basis of embodiment 1, increase switching valve 1 at three-way connection, the rear portion KF2 and be connected to sampler 2, when needs take
When sample device 1, switchable valve 1 makes piping connection to sampler 2.Two this implementations are mounted with when acquiring sample tap in industrial smoke
Example in sampler when, when one of smoke sampling blowback pipeline is safeguarded, by switching valve 1, open another
Smoke sampling blowback pipeline, so will not influence production.
The beneficial effects of the present invention are: the present invention by reasonable circuit design, i.e. sampling blowback gas circuit separates, timesharing into
Row, smoke collecting sampling process are attached to sampler, tracheae, excretion machine, the impurity such as dust, water quality on pretreatment sampling line
Outside purging to whole system.Solve the problems, such as that sampler is easy blocking；Smoke sampling blowback pipeline provided by the invention, knot
Structure is simple, and dust removal performance is superior, and filtering accuracy is high, easy to install and use, and maintenance is unpicked and washed simple easily operated.
Only highly preferred embodiment of the present invention is described above, but is not to be construed as limiting the scope of the invention.This
Invention is not only limited to above embodiments, and specific structure is allowed to vary.All protection models in independent claims of the present invention
Interior made various change is enclosed to all fall in the scope of protection of the present invention.
Claims (10)
1. a kind of smoke sampling blowback pipeline, it is characterised in that: including sampling line and blowback pipeline, the sampling line and anti-
Blow pipeline connection；
The sampling line includes sampler (1), tracheae one (3) and excretion machine (6), the sampler (1) and flue (2)
It is connected to, is successively arranged solenoid valve KF3 (15), excretion machine (6) and three-way connection (13), the tracheae one on the tracheae one (3)
(3) one end on close to the three-way connection (13) is connected to the sampler (1)；
The blowback pipeline includes tracheae two (8), tracheae three (11) and tracheae four (14), is successively arranged on the tracheae two (8)
Solenoid valve KF1 (7) and solenoid valve KF2 (12), close to one end of the solenoid valve KF2 (12) and described on the tracheae two (8)
Sampler (1) is connected；The tracheae two (8) is connected with tracheae four (14) by tracheae three (11), the tracheae four (14)
On be successively arranged solenoid valve KF4 (9) and solenoid valve KF5 (10), the tracheae four (14) close to the solenoid valve KF2 (12) one
A Duan Liantong on end and tracheae one (3) between the solenoid valve KF3 (15) and excretion machine (6), the tracheae four (14)
Close to one end of the solenoid valve KF5 (10) and the three-way connection (13) connection, the excretion machine (6) is equipped with and communicates therewith
Excretion machine connector (5), the excretion machine connector (5) be equipped with solenoid valve KF6 (4).
2. a kind of smoke sampling blowback pipeline according to claim 1, it is characterised in that: the tracheae one (3), tracheae two
(8), tracheae three (11), tracheae four (14) material be Stainless steel 316 L, 304, copper, tetrafluoro, stainless steel lining tetrafluoro, EPDM,
It is any in PEEK, PI.
3. a kind of smoke sampling blowback pipeline according to claim 2, it is characterised in that: the tracheae one (3), gas
The shape of the cross section of pipe two (8), tracheae three (11), tracheae four (14) is round, rectangular, pentagon, any in hexagon
It is a kind of.
4. a kind of smoke sampling blowback pipeline according to claim 1, it is characterised in that: the excretion machine (6) is cylinder
Any in shape structure, rectangular or hexgonal structure, the wall thickness of the excretion machine (6) is 3mm-15mm, the row
The aperture of dirty device (6) filter core be 0.05-10 μm, the filter core diameter 0.5-30um, the filter core with a thickness of 0.5-10mm.
5. a kind of smoke sampling blowback pipeline according to claim 1, it is characterised in that: the tracheae one (3) and electromagnetism
Connection, tracheae four between connection, tracheae two (8) between valve KF3 (15) and solenoid valve KF1 (7) and solenoid valve KF2 (12)
(14) connection between solenoid valve KF4 (9) and solenoid valve KF5 (10) is that spiral wound unsintered tape is fixedly connected, flange connects
It connects, any connection type in the connection of wafer type, clamping hoop type.
6. a kind of smoke sampling blowback pipeline according to claim 1, it is characterised in that: the material of the three-way connection (13)
Matter is Stainless steel 316 L or 304, copper, tetrafluoro, stainless steel lining tetrafluoro, any, three-way connection in PVC, PC, ABS
(13) diameter 20-250mm, wall thickness 5-25mm, internal structure are T-shaped, are reducing tee.
7. a kind of smoke sampling blowback pipeline according to claim 1, it is characterised in that: the solenoid valve KF1 (7), electricity
The material of the valve body of magnet valve KF2 (12), solenoid valve KF3 (15), solenoid valve KF4 (9), solenoid valve KF5 (10) is Stainless steel 316 L
Or any one of 304, copper alloy, tetrafluoro, EPDM, EPDM, fluorubber, glass reinforced plastic.
8. a kind of smoke sampling blowback pipeline according to claim 1, it is characterised in that: the sampler (1) and threeway
Connection type between connector (13), sampler (1) and solenoid valve KF2 (12) is that bellows dock just, the bellows use
Material is stainless steel, any liner in EPDM, EPDM, tetrafluoro liner makes.
9. a kind of smoke sampling blowback pipeline according to claim 1, it is characterised in that: the solenoid valve KF1 (7), electricity
Magnet valve KF2 (12), solenoid valve KF3 (15), solenoid valve KF4 (9), solenoid valve KF5 (10) driving method be pilot-operated type either
Direct Action Type.
10. a kind of smoke sampling blowback pipeline according to claim 1, it is characterised in that: the excretion machine connector (5)
Material be PP, EPDM, stainless steel, brass, any in fluorubber, the excretion machine connector (5) and excretion machine (6)
Between connection type be screw thread pivoted housing pipe flange connection, the inside caliber 15-30mm of the excretion machine connector (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910368497.5A CN110076146A (en) | 2019-05-05 | 2019-05-05 | A kind of smoke sampling blowback pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910368497.5A CN110076146A (en) | 2019-05-05 | 2019-05-05 | A kind of smoke sampling blowback pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110076146A true CN110076146A (en) | 2019-08-02 |
Family
ID=67418505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910368497.5A Pending CN110076146A (en) | 2019-05-05 | 2019-05-05 | A kind of smoke sampling blowback pipeline |
Country Status (1)
| Country | Link |
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| CN (1) | CN110076146A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112845414A (en) * | 2020-12-22 | 2021-05-28 | 深圳市查知科技有限公司 | Automatic pipeline purging system and method |
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| CN205981801U (en) * | 2016-07-07 | 2017-02-22 | 广州中墨联科技有限公司 | Blowback system of flue gas sampler |
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| CN207662679U (en) * | 2017-11-29 | 2018-07-27 | 广东省粤电集团有限公司珠海发电厂 | A kind of automatic-switching type flue gas multidraw device |
| CN109100185A (en) * | 2018-10-10 | 2018-12-28 | 大唐陕西发电有限公司 | A kind of flue gas pretreatment system sampling back-blowing device |
| CN208436490U (en) * | 2018-07-18 | 2019-01-29 | 江西力沃德科技有限公司 | A kind of excretion machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201740676U (en) * | 2010-01-28 | 2011-02-09 | 江西力沃德科技有限公司 | On-line pneumatic pick monitoring, back sweeping and sampling system for industrial flue gas |
| CN206178491U (en) * | 2016-06-16 | 2017-05-17 | 上海策立工程技术有限公司 | Formula flue gas adjusting system patrols and examines |
| CN205981801U (en) * | 2016-07-07 | 2017-02-22 | 广州中墨联科技有限公司 | Blowback system of flue gas sampler |
| CN207662679U (en) * | 2017-11-29 | 2018-07-27 | 广东省粤电集团有限公司珠海发电厂 | A kind of automatic-switching type flue gas multidraw device |
| CN208436490U (en) * | 2018-07-18 | 2019-01-29 | 江西力沃德科技有限公司 | A kind of excretion machine |
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| CN112845414A (en) * | 2020-12-22 | 2021-05-28 | 深圳市查知科技有限公司 | Automatic pipeline purging system and method |
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