CN107469529A - Wet type composite fertilizer tail gas dust cleaning apparatus - Google Patents
Wet type composite fertilizer tail gas dust cleaning apparatus Download PDFInfo
- Publication number
- CN107469529A CN107469529A CN201710675678.3A CN201710675678A CN107469529A CN 107469529 A CN107469529 A CN 107469529A CN 201710675678 A CN201710675678 A CN 201710675678A CN 107469529 A CN107469529 A CN 107469529A
- Authority
- CN
- China
- Prior art keywords
- tail gas
- spray column
- air inlet
- cleaning apparatus
- type composite
- 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
Links
- 239000000428 dust Substances 0.000 title claims abstract description 28
- 239000003337 fertilizer Substances 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 title claims abstract description 17
- 239000002131 composite material Substances 0.000 title claims abstract description 17
- 239000007921 spray Substances 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 38
- 238000005452 bending Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000005484 gravity Effects 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 2
- 238000009692 water atomization Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/10—Venturi scrubbers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention discloses a kind of wet type composite fertilizer tail gas dust cleaning apparatus, it is characterised in that：Including spray column, the internal diameter for increasing air velocity is provided with the spray column and reduces section, internal diameter reduces below section the air inlet pipe being provided with for being discharged into pending tail gas into spray column, and internal diameter reduces above section the water injector being provided with for being sprayed water into spray column.The wet type composite fertilizer tail gas dust cleaning apparatus of the present invention, tail gas in air inlet pipe, which enters after spray column, to be travelled up to speed when internal diameter reduces section and increases to form high velocity air, high velocity air collides with shower water, make water atomization and be sufficiently mixed, grit in tail gas then mutually hits with drop forms big particle and falls under gravity into spray tower bottom so as to being removed, because shower water and tail gas traffic direction conversely form convection current, so the more traditional venturi effect deduster of dust removing effects is more preferable, because the speed of air-flow is big, so dust removing effects it is more traditional spray column it is more preferable.
Description
Technical field
The present invention relates to a kind of dust arrester, more particularly to a kind of wet type composite fertilizer tail gas dust cleaning apparatus.
Background technology
Chemical fertilizer factory's its tail gas during chemical fertilizer is produced contains substantial amounts of dust.Existing deduster mainly includes machinery
Formula deduster, sack cleaner, electric cleaner and wet scrubber etc..Wet scrubber therein refer to washings or other
Liquid contacts with each other with dusty gas and realizes the deduster of trapping dust ion, mainly includes spray column and venturi scrubber,
For wet scrubber of the prior art in the tail gas in handling chemical fertilizer factory, result is not up to standard, often also needs to preposition heavy
Power expansion chamber is pre-processed or rearmounted whirlwind processor etc. carries out subsequent treatment.
Therefore, it is necessary to prior art is improved to solve above-mentioned technical problem.
The content of the invention
In view of this, it is an object of the invention to provide a kind of wet type composite fertilizer tail gas dust cleaning apparatus, collection is in the prior art
The advantages of venturi scrubber and spray column, is more preferable in one, dust removing effects.Realized in particular by following technical scheme：
The wet type composite fertilizer tail gas dust cleaning apparatus of the present invention, including spray column, it is provided with for increasing on the spray column
The internal diameter of air velocity reduces section, and internal diameter reduces below section the air inlet being provided with for being discharged into pending tail gas into spray column
Pipe, internal diameter reduce above section the water injector being provided with for being sprayed water into spray column；The air inlet pipe ecto-entad first exists
Horizontal direction extension and then downwards bending, downward bending place forms the air inlet that pending tail gas is discharged into spray column.
Further, the bottom of the spray column is provided with the discharge outlet for discharging spray-water in spray column, the row
The mouth of a river is at least part of be folded upward to higher than spray column bottom surface so that there is ponding the bottom of spray column.
Further, the air inlet pipe reduces in the internal diameter of air inlet parts.
Further, the air inlet is divided at least two and enters qi leel mouth, and the internal diameter sum for each entering qi leel mouth is less than air inlet
The internal diameter of pipe.
Further, the baffle plate for forming labyrinth passage, baffle plate are provided with the spray column above spray equipment
Top is provided for the exhaust outlet of tail gas after discharge processing.
Further, the baffle plate includes the alternatively distributed outer baffle of vertical direction and Internal baffle, outer baffle from outside to inside to
Lower inclination, Internal baffle are inclined upwardly from outside to inside, and gas channel is left between Internal baffle and outer baffle.
Further, the air inlet pipe comprises at least two.
Further, in addition to circulating water pool, the circulating water pool are divided into settling zone and clean water area；Settling zone, which is used to receive, to be sprayed
The water of tower discharge outlet discharge is drenched, clean water area is used to provide spray-water for the spray equipment
Beneficial effects of the present invention：The wet type composite fertilizer tail gas dust cleaning apparatus of the present invention, the air inlet mouth down of air inlet pipe make
It is first then upward downwards to obtain gas, airflow direction changes 180 °, removes the grit in a part of tail gas in advance using inertia, entrance
First travel up to speed when internal diameter reduces section after spray column to increase to form high velocity air, high velocity air collides with shower water, makes
Water atomization is simultaneously sufficiently mixed, and the grit in tail gas then mutually hits with drop forms big particle and fall under gravity into spray
Tower bottom is so as to be removed, because shower water and tail gas traffic direction conversely form convection current, so the text that dust removing effects are more traditional
In mound imitate deduster it is more preferable, because the speed of air-flow is big, so dust removing effects it is more traditional spray column it is more preferable；The present invention other
Beneficial effect will be combined and will be further detailed in literary specific embodiment.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural representation of the present invention；
In figure：1st, exhaust outlet；2nd, Internal baffle；3rd, outer baffle；4th, spray equipment；5th, internal diameter reduces section；6th, air inlet pipe；7th, arrange
The mouth of a river；8th, settling zone；9th, clean water area
Embodiment
As shown in the figure：Wet type composite fertilizer tail gas dust cleaning apparatus in the present embodiment, including spray column, set on the spray column
It is equipped with the internal diameter for increasing air velocity and reduces section 5, the lower section of internal diameter diminution section 5 is provided with treats for being discharged into spray column
The air inlet pipe 6 of tail gas is handled, the top at internal diameter diminution end 5 is provided with the water injector 4 for being sprayed water into spray column, water spray dress
Put 4 and use spray head of the prior art；The ecto-entad of air inlet pipe 6 first extends and then is turned under in the horizontal direction
Folding, downward bending place forms the air inlet that pending tail gas is discharged into spray column.Air inlet mouth down cause gas first downwards and
Afterwards upwards, airflow direction changes 180 °, removes the grit in a part of tail gas in advance using inertia.
In the present embodiment, the bottom of the spray column is provided with the discharge outlet 7 for discharging spray-water in spray column, institute
State discharge outlet 7 it is at least part of be folded upward to higher than spray column bottom surface so that there is ponding the bottom of spray column.Spray column
The ponding of bottom forms water smoke in air inlet and carries out dedusting under the impact of tail gas, also some grit touches with bottom ponding
Directly it is removed during hitting.
In the present embodiment, the air inlet pipe 6 reduces in the internal diameter of air inlet parts.Internal diameter, which reduces, causes air velocity to increase
Greatly, the effect that impact spray tower bottom ponding is atomized is more preferable.
In the present embodiment, the air inlet is divided at least two and enters qi leel mouth, can set two as shown in FIG. and enter
Qi leel mouth, naturally it is also possible to which three or more are set, and the internal diameter sum for each entering qi leel mouth is less than the internal diameter of air inlet pipe 6.Set
Enter qi leel mouth at least two, while stating dust removing effects in realization, increase vent gas treatment efficiency.
The baffle plate for forming labyrinth passage is provided with the present embodiment, in the spray column above spray equipment,
The exhaust outlet 1 of tail gas after discharge is handled is provided for above baffle plate.It is further using inertial dust collection principle in the presence of baffle plate
Dedusting, dust removing effects are more preferable, also add the height of spray column in addition, the diffusion dilution after being discharged beneficial to gas.
In the present embodiment, the baffle plate includes the alternatively distributed outer baffle 3 of vertical direction and Internal baffle 2, and outer baffle 3 is by outer
Tilted down to interior, Internal baffle 2 is inclined upwardly from outside to inside, and gas channel is left between Internal baffle 2 and outer baffle 3.Outer baffle
Inclination with Internal baffle is easy to grit to slide downwards under gravity.
In the present embodiment, the air inlet pipe 6 comprises at least two.Two are set, different workshops can be handled simultaneously and produced
Tail gas, and acid and alkaline tail gas can be selected while be discharged into spray column to handle, acid-base neutralization is completed in spray column,
While dedusting, acidity or alkaline gas in tail gas are removed.
In the present embodiment, in addition to circulating water pool, the circulating water pool are divided into settling zone 8 and clean water area 9, dividing plate with dividing plate
Height be less than circulating water pool pool wall so that the supernatant liquor in settling zone 8 can be with overflow to clean water area 9；Settling zone 8 is used for
The water of the discharge of spray column discharge outlet 7 is received, clean water area 9 is used to provide spray-water for the spray equipment 4.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (8)
- A kind of 1. wet type composite fertilizer tail gas dust cleaning apparatus, it is characterised in that：Including spray column, it is provided with and is used on the spray column The internal diameter for increasing air velocity reduces section, and internal diameter, which is reduced below section, to be provided with for being discharged into pending tail gas into spray column Air inlet pipe, internal diameter reduce above section the water injector being provided with for being sprayed water into spray column；The air inlet pipe ecto-entad First extension and then downwards bending in the horizontal direction, downward bending place forms the air inlet that pending tail gas is discharged into spray column.
- 2. wet type composite fertilizer according to claim 1 tail gas dust cleaning apparatus, it is characterised in that：The bottom of the spray column is set The discharge outlet for discharging spray-water in spray column is equipped with, the discharge outlet is at least part of to be folded upward to higher than spray Bottom of towe face causes the bottom of spray column to have ponding.
- 3. wet type composite fertilizer according to claim 2 tail gas dust cleaning apparatus, it is characterised in that：The air inlet pipe is in air inlet Partial internal diameter reduces.
- 4. wet type composite fertilizer according to claim 3 tail gas dust cleaning apparatus, it is characterised in that：The air inlet is divided at least Two are entered qi leel mouth, and the internal diameter sum for each entering qi leel mouth is less than the internal diameter of air inlet pipe.
- 5. wet type composite fertilizer according to claim 4 tail gas dust cleaning apparatus, it is characterised in that：Spray dress in the spray column The top put is provided with the baffle plate for forming labyrinth passage, and the exhaust of tail gas after discharge processing is provided for above baffle plate Mouthful.
- 6. wet type composite fertilizer according to claim 5 tail gas dust cleaning apparatus, it is characterised in that：The baffle plate includes vertical side To alternatively distributed outer baffle and Internal baffle, outer baffle tilts down from outside to inside, and Internal baffle is inclined upwardly from outside to inside, interior gear Gas channel is left between plate and outer baffle.
- 7. the wet type composite fertilizer tail gas dust cleaning apparatus according to claim 1-6 any claims, it is characterised in that：It is described Air inlet pipe comprises at least two.
- 8. wet type composite fertilizer according to claim 7 tail gas dust cleaning apparatus, it is characterised in that：Also include circulating water pool, institute State circulating water pool and be divided into settling zone and clean water area；Settling zone is used for the water for receiving the discharge of spray column discharge outlet, and clean water area is for being The spray equipment provides spray-water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675678.3A CN107469529A (en) | 2017-08-09 | 2017-08-09 | Wet type composite fertilizer tail gas dust cleaning apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675678.3A CN107469529A (en) | 2017-08-09 | 2017-08-09 | Wet type composite fertilizer tail gas dust cleaning apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107469529A true CN107469529A (en) | 2017-12-15 |
Family
ID=60599029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710675678.3A Pending CN107469529A (en) | 2017-08-09 | 2017-08-09 | Wet type composite fertilizer tail gas dust cleaning apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107469529A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750464A (en) * | 2018-06-01 | 2018-11-06 | 徐工集团工程机械有限公司 | Dustbin component and road cleaning vehicle |
| CN110064266A (en) * | 2019-05-31 | 2019-07-30 | 攀钢集团钒钛资源股份有限公司 | Vanadium trioxide produces tail gas dust cleaning apparatus |
| WO2021097760A1 (en) * | 2019-11-21 | 2021-05-27 | 西原环保工程(上海)有限公司 | Sludge drying device with spraying and dust removal functions |
| TWI788729B (en) * | 2020-09-09 | 2023-01-01 | 財團法人工業技術研究院 | Particles capturing system |
| US11850606B2 (en) | 2020-09-09 | 2023-12-26 | Industrial Technology Research Institute | Particles capturing system |
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| CN2299996Y (en) * | 1997-06-11 | 1998-12-09 | 徐建元 | Fume remover for use in chimney |
| CN1583223A (en) * | 2004-06-02 | 2005-02-23 | 陈敦峰 | Gas-liquid exchanging tower |
| CN202410502U (en) * | 2011-12-22 | 2012-09-05 | 福建省亿利达环保工程有限公司 | Automatic gas and liquid mixed gas-impact spray desulfurizing and dedusting tower |
| CN204365072U (en) * | 2014-12-25 | 2015-06-03 | 湖州恒新商标制带有限公司 | Fabrics workshop waste water dust arrester |
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| CN204816081U (en) * | 2015-07-21 | 2015-12-02 | 长沙宏福环保技术有限公司 | High -efficient wet -type venturi dust removal mechanism |
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| CN205832843U (en) * | 2016-06-07 | 2016-12-28 | 渭南艾利斯环艺洲际再生资源有限公司 | Spraying dedusting device |
| CN206008333U (en) * | 2016-08-19 | 2017-03-15 | 天津芦阳化肥股份有限公司 | A kind of high efficiency composite fertilizer cooling and dedusting device |
| CN206064136U (en) * | 2016-08-31 | 2017-04-05 | 平顶山市华辉环保设备有限责任公司 | A kind of combination type desulfurization dust-removal system |
| CN207187403U (en) * | 2017-08-09 | 2018-04-06 | 郑州阿波罗肥业有限公司 | Chemical fertilizer factory's tail gas dust cleaning apparatus |
-
2017
- 2017-08-09 CN CN201710675678.3A patent/CN107469529A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2299996Y (en) * | 1997-06-11 | 1998-12-09 | 徐建元 | Fume remover for use in chimney |
| CN1583223A (en) * | 2004-06-02 | 2005-02-23 | 陈敦峰 | Gas-liquid exchanging tower |
| CN202410502U (en) * | 2011-12-22 | 2012-09-05 | 福建省亿利达环保工程有限公司 | Automatic gas and liquid mixed gas-impact spray desulfurizing and dedusting tower |
| CN105709530A (en) * | 2014-12-02 | 2016-06-29 | 戴礼礼 | New industrial waste gas spray tower deduster |
| CN204365072U (en) * | 2014-12-25 | 2015-06-03 | 湖州恒新商标制带有限公司 | Fabrics workshop waste water dust arrester |
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| CN204816081U (en) * | 2015-07-21 | 2015-12-02 | 长沙宏福环保技术有限公司 | High -efficient wet -type venturi dust removal mechanism |
| CN205832843U (en) * | 2016-06-07 | 2016-12-28 | 渭南艾利斯环艺洲际再生资源有限公司 | Spraying dedusting device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750464A (en) * | 2018-06-01 | 2018-11-06 | 徐工集团工程机械有限公司 | Dustbin component and road cleaning vehicle |
| CN108750464B (en) * | 2018-06-01 | 2021-06-04 | 徐工集团工程机械有限公司 | Dustbin subassembly and road cleaning vehicle |
| CN110064266A (en) * | 2019-05-31 | 2019-07-30 | 攀钢集团钒钛资源股份有限公司 | Vanadium trioxide produces tail gas dust cleaning apparatus |
| WO2021097760A1 (en) * | 2019-11-21 | 2021-05-27 | 西原环保工程(上海)有限公司 | Sludge drying device with spraying and dust removal functions |
| TWI788729B (en) * | 2020-09-09 | 2023-01-01 | 財團法人工業技術研究院 | Particles capturing system |
| US11850606B2 (en) | 2020-09-09 | 2023-12-26 | Industrial Technology Research Institute | Particles capturing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171215 |
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| RJ01 | Rejection of invention patent application after publication |