CN209372510U - SO in a kind of flue gas3Sampler - Google Patents
SO in a kind of flue gas3Sampler Download PDFInfo
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- CN209372510U CN209372510U CN201821837135.3U CN201821837135U CN209372510U CN 209372510 U CN209372510 U CN 209372510U CN 201821837135 U CN201821837135 U CN 201821837135U CN 209372510 U CN209372510 U CN 209372510U
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- sampling
- pipe
- flue gas
- chamber
- principal screw
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Abstract
The utility model discloses SO in a kind of flue gas3Sampler, for being connected to the high-temperature filter of exhanst gas outlet, including sampling principal screw pipe, the auxiliary helix tube of sampling, electric-heated thermostatic water bath, absorption bottle；According to flue gas flow direction, the sampling principal screw pipe, the auxiliary helix tube of sampling, absorption bottle are sequentially communicated.The utility model is moved by installation chalk dust removing mechanism, extraction sector by electric telescopic rod band piston or so, can SO contained in the flue gas of unit of account internal volume to extract flue gas3Content, improve the accuracy of detection, instead of aspiration pump, prevent aspiration pump from being corroded when in use, and it prevents pollution sampling principal screw pipe and samples auxiliary helix tube and blocking diversion pipe to impact to sampling result, while will drive fan when flue gas enters gumming chamber and being rotated, to make shaft rotation that scraper plate be driven to scrape basket strainer, prevent basket strainer because the blocking of dust makes to reduce circulation, to influence sampling result.
Description
Technical field
The utility model relates to sampler technical field, SO in specially a kind of flue gas3Sampler.
Background technique
With the continuous expansion of coal-fired installed capacity and putting into operation for SCR denitration device of field of thermal power, SO in flue gas3
Content will significantly improve, however, SO in flue gas3It is a kind of very strong pollutant of corrosivity, a part is by sulphur in coal in burner hearth
Direct oxidation accounts for the 1% of total sulfur content；Another part V in SCR reactor2O5-WO3It is generated under catalytic action, the total sulfur-bearing of Zhan
The 1.5~2% of amount, generally, the SO after Benitration reactor3Total concentration is up to 30~150mg/m3, with NH3Reaction generates
NH4HSO4, cause SCR catalyst duct to block when temperature is lower than 300 DEG C, the cigarettes such as air preheater cold-end air, air-introduced machine, flue
Corrode when temperature is lower than below sulfuric acid acid dew point, generates the environmental pollutions such as blue smoke, haze after being discharged into atmosphere.Therefore coal-burning power plant
SO3Generation, pollution control and environmental monitoring need to pay much attention to.
State Intellectual Property Office is disclosed, and application No. is SO in a kind of 201721388994.4 flue gas3Sampling apparatus, should
Scheme is used to be connected to the high-temperature filter of exhanst gas outlet, including sampling principal screw pipe, the auxiliary helix tube of sampling, heating and thermal insulation dress
It sets, absorption bottle, drying bottle and aspiration pump；According to flue gas flow direction, the sampling principal screw pipe, absorption bottle, is done the auxiliary helix tube of sampling
Dry bottle and aspiration pump are sequentially communicated；The heating and heat-insulating device is set to the outside of sampling principal screw pipe, the auxiliary helix tube of sampling；It is described
The entrance for sampling principal screw pipe, which is equipped with the outlet of high-temperature filter by the outer wall that diversion pipe is connected to diversion pipe, protects set ..., should
Although technical solution can effectively collect the SO in flue gas3Gas, SO3Sampling principal screw pipe is condensed in the form of sulfuric acid droplet
In the auxiliary helix tube of sampling, SO3Flue gas after condensation discharges again by absorption bottle, drying bottle, not only environmental protection but also has avoided vapor pair
The corrosion of pipeline and aspiration pump, but when to smoke sampling, flue gas contains a large amount of dust, can pollute sampling principal screw pipe and take
The auxiliary helix tube of sample and blocking diversion pipe impact sampling result, while drying bottle cannot completely remove the moisture in flue gas
It goes, or meeting aspiration pump impacts.
Utility model content
The purpose of this utility model is to provide SO in a kind of flue gas3Sampler, to solve to mention in above-mentioned background technique
The problem of water on fastener is not easy to handle clean out, is unfavorable for subsequent Continuous maching processing or easily gets rusty after storing.
To achieve the above object, the utility model provides the following technical solutions: SO in a kind of flue gas3Sampler is used for
It is connected on the high-temperature filter of exhanst gas outlet, including sampling principal screw pipe, the auxiliary helix tube of sampling, electric-heated thermostatic water bath, suction
Receive bottle；According to flue gas flow direction, the sampling principal screw pipe, the auxiliary helix tube of sampling, absorption bottle are sequentially communicated；The electric heating constant temperature water
Bath is set to the outside of sampling principal screw pipe, the auxiliary helix tube of sampling, and the outlet end of sampling principal screw pipe is round end shape frosted connector,
The arrival end for sampling auxiliary helix tube is the trumpet type cutting ferrule frosted connector being adapted to it, is equipped with akaline liquid in the absorption bottle,
Including chalk dust removing mechanism, extraction sector, the chalk dust removing mechanism includes fixed block, powder collection cavity, gumming chamber, basket strainer, strut, collection
Air hose, flabellum, shaft, channel, scraper plate, the top inside the fixed block are equipped with gumming chamber, and the side in the intracavitary portion of gumming is equipped with
Basket strainer, the gumming of gumming chamber side 2, intracavitary portion strut middle position are equipped with shaft by bearing, and the one of the shaft
End extends to basket strainer side and is equipped with scraper plate, and the other end of shaft extends at gumming chamber air inlet and is welded with flabellum, flabellum
The fixed block side wall of side is equipped with duct set, is equipped with powder-collecting chamber's powder collection cavity below the gumming chamber, powder-collecting chamber's powder collection cavity with remove
Channel is equipped with inside fixed block between powder chamber, the top in channel is located at the side of basket strainer, the collection wind of the chalk dust removing mechanism
Pipe is connected to the high-temperature filter efferent duct of exhanst gas outlet, the entrance of the sampling principal screw pipe and the gumming chamber of chalk dust removing mechanism
It is connected to by diversion pipe, and the outer wall of diversion pipe is equipped with muff；
The extraction sector includes piston cylinder, " L " template, electric telescopic rod, piston, terminal pad, escape pipe, first unidirectional
Valve, second one-way valve, piston rod, one end of the piston cylinder are welded with " L " template, and one end on the inside of " L " template is fixed with electricity
Dynamic telescopic rod, the output end of electric telescopic rod are fixed with piston rod by terminal pad, and the piston rod is far from electric telescopic rod
One end extends to and is fixedly connected with piston inside piston cylinder, and the other end of the piston cylinder is equipped with air inlet pipe, sets in air inlet pipe
There is second one-way valve, the piston cylinder side is equipped with escape pipe close to one end of second one-way valve, is equipped with first on escape pipe
Check valve, one end of the separate piston cylinder of the air inlet pipe extends to be connected to absorption bottle.
Preferably, including hoistable platform, the bottom of hoistable platform is equipped with idler wheel, sampling principal screw pipe, the auxiliary helix tube of sampling,
Electric-heated thermostatic water bath, absorption bottle, chalk dust removing mechanism and extraction sector are set on the platform.
Preferably, the hoistable platform is equipped with power supply, the electric-heated thermostatic water bath, muff and electric telescopic rod difference
It is connected in the power supply.
Preferably, the described outer wall for sampling principal screw pipe, sampling auxiliary helix tube is located in the heat medium of water-bath.
Compared with prior art, the utility model has the beneficial effects that SO in the flue gas3Sampler, extraction sector packet
Piston cylinder, " L " template, electric telescopic rod, piston, terminal pad, escape pipe, the first check valve, second one-way valve are included, piston cylinder
" L " template is welded in one end, and the fixed electric telescopic rod in one end on the inside of " L " template, the output end of electric telescopic rod passes through terminal pad
Fixed piston rod, piston rod extend to far from one end of electric telescopic rod and are fixedly connected with piston inside piston cylinder, piston cylinder it is another
Air inlet pipe is installed in one end, and second one-way valve is arranged in air inlet pipe, and outlet is arranged close to one end of second one-way valve in piston cylinder side
It manages, the first check valve is installed on escape pipe, one end of the separate piston cylinder of air inlet pipe extends to be connected to absorption bottle, is stretched by electronic
Contracting bar band piston or so is moved, can SO contained in the flue gas of unit of account internal volume to extract flue gas3Content,
The accuracy of detection is improved, and instead of aspiration pump, prevents aspiration pump from being corroded when in use, by chalk dust removing mechanism
Including fixed block, powder collection cavity, gumming chamber, basket strainer, strut, duct set, flabellum, shaft, channel, scraper plate, inside fixed block
Top is equipped with gumming chamber, and basket strainer, 2, intracavitary portion of the gumming of gumming chamber side strut interposition is arranged in the side in the intracavitary portion of gumming
It sets place and shaft is installed by bearing, one end of shaft extends to basket strainer side installation scraper plate, and the other end of shaft, which extends to, to be removed
Flabellum is welded at powder chamber air inlet, the fixed block side wall of flabellum side installs duct set, is equipped with powder-collecting chamber below gumming chamber and collects powder
Channel is arranged in chamber, the fixed block inside between powder-collecting chamber's powder collection cavity and gumming chamber, and the top in channel is located at the side of basket strainer, removes
The duct set of dust mechanism is connected to the high-temperature filter efferent duct of exhanst gas outlet, samples the entrance and chalk dust removing machine of principal screw pipe
The gumming chamber of structure is connected to by diversion pipe, and muff is arranged in the outer wall of diversion pipe, and flue gas is removed when entering sampling principal screw pipe
Basket strainer is filtered dust contained in flue gas in the in-house gumming chamber of dust, prevents pollution sampling principal screw pipe and takes
The auxiliary helix tube of sample and blocking diversion pipe impact sampling result, while will drive fan progress when flue gas enters gumming chamber
Rotation prevents basket strainer because the blocking of dust makes to reduce circulation to make shaft rotation that scraper plate be driven to scrape basket strainer, from
And influence sampling result.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model chalk dust removing mechanism；
Fig. 3 is the structural schematic diagram of the utility model extraction sector.
In figure: 1, " L " template；2, electric telescopic rod；3, piston cylinder；4, piston；5, air inlet pipe；6, electric heating constant temperature water-bath
Pot；7, auxiliary helix tube is sampled；8, principal screw pipe is sampled；9 diversion pipes；10, fixed block；11, the high-temperature filter of exhanst gas outlet；
12, aspirator bottle；13, hoistable platform；14, powder collection cavity；15, gumming chamber；16, basket strainer；17, strut；18, duct set；19, it fans
Leaf；20, shaft；21, channel；22, scraper plate；23, terminal pad；24, escape pipe；25, the first check valve；26, second one-way valve；
27, piston rod.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: SO in a kind of flue gas3Sampler, for connecting
On the high-temperature filter of exhanst gas outlet, including sampling principal screw pipe 8, the auxiliary helix tube 7 of sampling, electric-heated thermostatic water bath 6, absorption
Bottle 12；According to flue gas flow direction, samples principal screw pipe 8, the auxiliary helix tube 7 of sampling, absorption bottle 12 and be sequentially communicated；Electric-heated thermostatic water bath
6 are set to the outside of sampling principal screw pipe 8, the auxiliary helix tube 7 of sampling, and sampling principal screw pipe, the outer wall for sampling auxiliary helix tube are located at water
In the heat medium of bath, the outlet end of sampling principal screw pipe 8 is round end shape frosted connector, samples the arrival end of auxiliary helix tube 7
For the trumpet type cutting ferrule frosted connector being adapted to it, akaline liquid, including chalk dust removing mechanism, air exhauster are equipped in absorption bottle 12
Structure, chalk dust removing mechanism include fixed block 10, powder collection cavity 14, gumming chamber 15, basket strainer 16, strut 17, duct set 18, flabellum 19,
Shaft 20, channel 21, scraper plate 22, the top inside fixed block 10 are equipped with gumming chamber 15, and the side inside gumming chamber 15 is equipped with removing
15 2 17 middle positions of strut in inside of gumming chamber of dirt net 16,15 side of gumming chamber are equipped with shaft 20 by bearing, turn
One end of axis 20 extends to 16 side of basket strainer and is equipped with scraper plate 22, and the other end of shaft 20 extends at 15 air inlet of gumming chamber
It is welded with flabellum 19,10 side wall of fixed block of 19 side of flabellum is equipped with duct set 18, is equipped with powder-collecting chamber below gumming chamber 15 and collects
Powder chamber 14 is equipped with channel 21 inside the fixed block 10 between powder-collecting chamber's powder collection cavity 14 and gumming chamber 15, and the top in channel 21 is located at
The side of basket strainer 16, the duct set 18 of chalk dust removing mechanism are connected to the high-temperature filter efferent duct 11 of exhanst gas outlet, sampling master
The entrance of helix tube 8 is connected to the gumming chamber 15 of chalk dust removing mechanism by diversion pipe 9, and the outer wall of diversion pipe 9 is equipped with heat preservation
Set；
Extraction sector includes piston cylinder 3, " L " template 1, electric telescopic rod 2, piston 4, terminal pad 23, escape pipe 24, first
Check valve 25, second one-way valve 26, piston rod 27, one end of piston cylinder 3 are welded with " L " template 1, one end of 1 inside of " L " template
It is fixed with electric telescopic rod 2, the output end of electric telescopic rod 2 is fixed with piston rod 27 by terminal pad 23, and piston rod 27 is separate
One end of electric telescopic rod 2, which extends to inside piston cylinder 3, is fixedly connected with piston 4, and the other end of piston cylinder 3 is equipped with escape pipe
5, escape pipe 5 is equipped with second one-way valve 26, and 3 side of piston cylinder is equipped with escape pipe 24 close to one end of second one-way valve 26, out
One end that the first check valve 25,5 is equipped on tracheae 24 extends far from the side of piston cylinder 3 to be connected to absorption bottle 12, including is risen
Platform 13 drops, and the bottom of hoistable platform 13 is equipped with idler wheel, sampling principal screw pipe 8, the auxiliary helix tube 7 of sampling, electric-heated thermostatic water bath
6, absorption bottle 12, chalk dust removing mechanism and extraction sector are set on the platform, and hoistable platform 13 is equipped with power supply, electric heating constant temperature water-bath
Pot 6, muff are connected with electric telescopic rod 2 respectively at the power supply.
Working principle: firstly, adjustment hoistable platform 13 arrives the height for being suitble to technical staff's operation, by chalk dust removing mechanism, electricity
Hot thermostat water bath 6, aspirator bottle 12, extraction sector are placed on hoistable platform 13, by sampling principal screw pipe 8 and sample auxiliary helix tube
7 are placed in electric-heated thermostatic water bath 6, and diversion pipe 9 is through in muff；Then, sampling principal screw pipe 8 exports round shape frosted and connects
Head is smeared lipid stick and is connect with auxiliary 7 entrance type cutting ferrule frosted connector of helix tube is sampled, while clamping fixed using arc
Junction, aspirator bottle 12 contain high concentration basic solution, and electric-heated thermostatic water bath 6 contains water；Secondly, adjusting movable lifting
Platform 13 arrives the SO of SCR denitration system3Point height is sampled, 9 arrival end of diversion pipe is connected to the gumming chamber 15 of chalk dust removing mechanism,
The duct set 18 of chalk dust removing mechanism connects the SO of SCR denitration system3Sampled point (the i.e. outlet of the high-temperature filter of exhanst gas outlet
End), 9 outlet end of diversion pipe is connect with sampling 8 arrival end of principal screw pipe by soft rubber tube, similarly, is distinguished using soft rubber tube
Connection samples auxiliary 7 outlet end of helix tube and the air inlet pipe 5 of 12 arrival end of aspirator bottle, extraction sector extends to inside aspirator bottle 12；
Finally, connect the general supply of hoistable platform 13 and drain into thermal insulation casing, electric-heated thermostatic water bath 6 and electric telescopic rod 2 respectively,
When work, the output end of electric telescopic rod 2 is mobile to be moved left and right inside piston cylinder 3 by piston rod 27 with piston 4, because
To be respectively arranged with second one-way valve 26 and the first check valve 25 in air inlet pipe 5 and escape pipe 24, so when piston 4 moves right
When, flue gas goes out to enter piston cylinder 3 from air inlet pipe 5, and when piston 4 is moved to the left, flue gas is discharged from escape pipe 24, and flue gas is entering
Entered inside gumming chamber 15 by duct set 18 first before piston cylinder 3, enters sampling master after filtering out dust by basket strainer 16
Helix tube 8 and the auxiliary helix tube 7 of sampling, while will drive flabellum 19 when entering 15 inside of gumming chamber in flue gas and rotating, thus band
The rotation of turn axis 20, which is scraped dust on basket strainer 16 by scraper plate 22, to be fallen into inside powder collection cavity 14, and flue gas enters sampling principal screw
It is SO in flue gas due to temperature after pipe 8 and the auxiliary helix tube 7 of sampling3Liquefaction, then removes SO3Flue gas enter aspirator bottle
12 inside, which react with alkaline solution, removes SO2。
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (4)
1. SO in a kind of flue gas3Sampler, for being connected to the high-temperature filter of exhanst gas outlet, including sampling principal screw pipe
(8), auxiliary helix tube (7), electric-heated thermostatic water bath (6), absorption bottle (12) are sampled；According to flue gas flow direction, the sampling principal screw
Pipe (8), the auxiliary helix tube (7) of sampling, absorption bottle (12) are sequentially communicated；The electric-heated thermostatic water bath (6) is set to sampling principal screw
The outside of (8), the auxiliary helix tube (7) of sampling is managed, the outlet end of sampling principal screw pipe (8) is round end shape frosted connector, samples auxiliary spiral shell
The arrival end of coil (7) is the trumpet type cutting ferrule frosted connector being adapted to it, is equipped with akaline liquid in the absorption bottle (12),
Be characterized in that: including chalk dust removing mechanism, extraction sector, the chalk dust removing mechanism includes fixed block (10), powder collection cavity (14), gumming
Chamber (15), basket strainer (16), strut (17), duct set (18), flabellum (19), shaft (20), channel (21), scraper plate (22), institute
It states the internal top of fixed block (10) and is equipped with gumming chamber (15), the internal side of gumming chamber (15) is equipped with basket strainer (16), gumming
Internal 2 strut (17) middle positions of the gumming chamber (15) of chamber (15) side are equipped with shaft (20) by bearing, and described turn
One end of axis (20) extends to basket strainer (16) side and is equipped with scraper plate (22), and the other end of shaft (20) extends to gumming chamber
(15) it is welded at air inlet flabellum (19), fixed block (10) side wall of flabellum (19) side is equipped with duct set (18), described
Powder-collecting chamber's powder collection cavity (14) are equipped with below gumming chamber (15), the fixed block between powder-collecting chamber's powder collection cavity (14) and gumming chamber (15)
(10) internal to be equipped with channel (21), the top of channel (21) is located at the side of basket strainer (16), the collection wind of the chalk dust removing mechanism
Pipe (18) is connected to the high-temperature filter efferent duct (11) of exhanst gas outlet, the entrance and chalk dust removing of sampling principal screw pipe (8)
The gumming chamber (15) of mechanism is connected to by diversion pipe (9), and the outer wall of diversion pipe (9) is equipped with muff；
The extraction sector includes piston cylinder (3), " L " template (1), electric telescopic rod (2), piston (4), terminal pad (23), goes out
One end of tracheae (24), the first check valve (25), second one-way valve (26), piston rod (27), the piston cylinder (3) is welded with
" L " template (1), one end on the inside of " L " template (1) are fixed with electric telescopic rod (2), and the output end of electric telescopic rod (2) passes through
Terminal pad (23) is fixed with piston rod (27), and the piston rod (27) extends to piston cylinder far from the one end of electric telescopic rod (2)
(3) internal to be fixedly connected with piston (4), the other end of the piston cylinder (3) is equipped with air inlet pipe (5), and air inlet pipe (5) is equipped with
Second one-way valve (26), piston cylinder (3) side are equipped with escape pipe (24) close to one end of second one-way valve (26), escape pipe
(24) it is equipped on the first check valve (25), one end of the separate piston cylinder (3) of the air inlet pipe (5) extends and absorption bottle (12)
Connection.
2. SO in a kind of flue gas according to claim 13Sampler, it is characterised in that: including hoistable platform (13), rise
The bottom for dropping platform (13) is equipped with idler wheel, and sampling principal screw pipe (8), electric-heated thermostatic water bath (6), is inhaled at the auxiliary helix tube (7) of sampling
Bottle (12), chalk dust removing mechanism and extraction sector is received to be set on the platform.
3. SO in a kind of flue gas according to claim 23Sampler, it is characterised in that: the hoistable platform (13) is equipped with
Power supply, the electric-heated thermostatic water bath (6), muff and electric telescopic rod (2) are connected respectively at the power supply.
4. SO in a kind of flue gas according to claim 13Sampler, it is characterised in that: the sampling principal screw pipe takes
The outer wall of the auxiliary helix tube of sample is located in the heat medium of water-bath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821837135.3U CN209372510U (en) | 2018-11-08 | 2018-11-08 | SO in a kind of flue gas3Sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821837135.3U CN209372510U (en) | 2018-11-08 | 2018-11-08 | SO in a kind of flue gas3Sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209372510U true CN209372510U (en) | 2019-09-10 |
Family
ID=67836277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821837135.3U Expired - Fee Related CN209372510U (en) | 2018-11-08 | 2018-11-08 | SO in a kind of flue gas3Sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209372510U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191127A (en) * | 2020-10-23 | 2021-01-08 | 华能安源发电有限责任公司 | SOx/NOx control CEMS multichannel sample gas mixing arrangement |
| CN115430200A (en) * | 2022-09-02 | 2022-12-06 | 安徽省金裕皖酒业有限公司 | Efficient white spirit filter equipment |
-
2018
- 2018-11-08 CN CN201821837135.3U patent/CN209372510U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112191127A (en) * | 2020-10-23 | 2021-01-08 | 华能安源发电有限责任公司 | SOx/NOx control CEMS multichannel sample gas mixing arrangement |
| CN115430200A (en) * | 2022-09-02 | 2022-12-06 | 安徽省金裕皖酒业有限公司 | Efficient white spirit filter equipment |
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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: 20190910 Termination date: 20211108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |