CN2222001Y - Side-jetting type centrifugal desulfurization dust removing device - Google Patents
Side-jetting type centrifugal desulfurization dust removing device Download PDFInfo
- Publication number
- CN2222001Y CN2222001Y CN 95230408 CN95230408U CN2222001Y CN 2222001 Y CN2222001 Y CN 2222001Y CN 95230408 CN95230408 CN 95230408 CN 95230408 U CN95230408 U CN 95230408U CN 2222001 Y CN2222001 Y CN 2222001Y
- Authority
- CN
- China
- Prior art keywords
- passage
- expansion joint
- cyclone
- shower nozzle
- type centrifugal
- 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
Links
- 238000006477 desulfuration reaction Methods 0.000 title abstract description 7
- 239000000428 dust Substances 0.000 title abstract description 5
- 230000023556 desulfurization Effects 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims abstract description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 14
- 239000003546 flue gas Substances 0.000 claims description 14
- 230000003009 desulfurizing effect Effects 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003517 fume Substances 0.000 abstract 6
- 235000010269 sulphur dioxide Nutrition 0.000 abstract 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 239000004291 sulphur dioxide Substances 0.000 abstract 1
- 238000000605 extraction Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 238000000926 separation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000000505 pernicious effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
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- Treating Waste Gases (AREA)
- Cyclones (AREA)
Abstract
The utility model relates to a device used for removing harmful gas such as sulphur dioxide in fume and dust via liquid cleaning, comprising a fume passage, a spray head, a cyclone, an expansion joint, a water and fume separator and a water supply system. The utility model is characterized in that the spray head, the cyclone and the expansion joint are arranged from the air inlet to the air outlet of the passage in turn. Fume entering the passage is sprayed by liquid and then formed into rotating air current via a cyclone, and finally liquid and fume are separated in the expansion joint. Liquid and fume are mixed and collided for three times to accelerate the combination and the decomposition of sulfur dioxide, and thus the efficiency of desulfurization is increased.
Description
The utility model relates to a kind of device of removing pernicious gas such as sulfur dioxide in flue gas and micronic dust by the liquid hydro-peening.
Applied for the dust-removing desulfurating apparatus of Chinese utility model patent, its injecting type devulcanizer part mainly comprises cyclone, shower nozzle, water circulation system and the expansion joint that is arranged in the flue.Its deficiency is: cyclone is arranged on shower nozzle the place ahead, and flue gas at first forms swirling eddy in entering flue, and then through the liquid hydro-peening, flue gas for once mixes collision opportunity with liquid, and the reaction time between the two is short and insufficient, so desulfuration efficiency is lower; The spout of shower nozzle easily causes spout to stop up facing to the flow path direction that comes of flue gas stream.
The lateral spray type centrifugal desulfurizing and dedusting device that provides a kind of desulfuration efficiency high is provided the purpose of this utility model.
Technical solution of the present utility model is: by exhaust gases passes, be arranged on shower nozzle, cyclone in the passage, the lateral spray type centrifugal desulfurizing and dedusting device that expansion joint on the passage and water system are formed, the shower nozzle that its special character is to lean on passage air inlet end and is positioned at the one side, its spout is towards the opposite side relative with it, make liquid from the flue gas of passage one side injection stream through this section passage, cyclone is positioned at after the shower nozzle, is convenient to fully mix the liquid gas separation of collision and postorder.From the passage air inlet shower nozzle, cyclone and expansion joint are set at a certain distance successively to the gas outlet.Adopt the structure of this spread pattern, can make the flue gas that enters in the desulfation dust-extraction device passage, form and mix collision for the first time at first through liquid spraying.Then, both enter cyclone and form swirling eddy in mixing, realize mixing for the second time the collision of splashing, and quicken its chemical combination and decompose.At last, flue gas carries out realizing mixing the collision of splashing once more when liquid gas separates in expansion joint.Thereby improved desulfuration efficiency, and can further remove the micronic dust in the flue gas.
Described expansion joint, its exit is provided with water retaining brim, flows out to prevent the liquid in the expansion joint.Expansion joint can be provided with one or more.Also be serially connected with the aqueous vapor release sleeve on passage, it is made up of urceolus and the inner core that has connecting lever, its urceolus one end and channel connection, and the other end is connected with flapper, is positioned at the inner core of urceolus, is provided with the water hole at the bottom of it, and connecting lever passes outer tube wall and is connected with passage.
Desulfation dust-extraction device of the present utility model normally is used with deduster, with pernicious gases such as removal sulfur in smoke, it can be serially connected between deduster and the air-introduced machine, perhaps between deduster air-introduced machine and the chimney, and can utilize between the two flue as the passage of desulfation dust-extraction device, therefore need not set up floor space.Desulfation dust-extraction device can be a vertical structure, also can be horizontal type structure.
The utility model compared with prior art has following characteristics: reasonable in design, flue gas make it fully mix collision with liquid through spray, eddy flow, this three phases that expands, and the chemical combination that has quickened sulfur dioxide decomposes, and has improved desulfuration efficiency.Add an amount of calcium hydroxide in liquid, its desulfuration efficiency is more than 70%.Utilize the passage of the smokejack of deduster, need not set up floor space as this device.Spray liquid recycles, and saves the water source.
Fig. 1 is the structural representation of vertical side spray centrifugal desulfurizing and dedusting device.
Fig. 2 is the structural representation of horizontal side spray centrifugal desulfurizing and dedusting device.
Be described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1, vertical side spray centrifugal desulfurizing and dedusting device is made up of exhaust gases passes (1), shower nozzle (2), cyclone (3), expansion joint (4), (5), (6), aqueous vapor release sleeve (7) and water system.It is arranged between deduster (8) and the deduster air-introduced machine (9), and the flue that is interconnected between deduster and the air-introduced machine is the passage of desulfation dust-extraction device, and it adopts metal material to make the pipe of circular pipe type rectangular tube or other shape.Be provided with opening by on the conduit wall of air inlet end, it is connected with shower nozzle sleeve (10), and shower nozzle is fixed in the sleeve, and its quantity can be determined as required, the spout of shower nozzle is towards the sidewall relative with access portal, shower nozzle will from passage one side from top to bottom injection stream through the flue gas of this section passage.The cyclone that is positioned at below the shower nozzle is made up of one group of helical blade, and it is fixed on the vias inner walls.Two expansion joints are set, the passage that it increases gradually for interior aperture on one section passage below cyclone.Be connected with drainpipe (12) on expansion joint, after containing liquid smoke gas and entering expansion joint, swirling eddy is thrown to the expansion joint inwall with liquid, and in drainpipe is delivered to water tank in the water system, with use to be recycled.Flue gas is then discharged from expansion joint.Be circumferentially with water retaining brim (11) on edge, expansion joint exit, in case liquid flows in the hypomere passage.Be connected with the aqueous vapor release sleeve below expansion joint, it is made up of urceolus and the inner core that has connecting lever.The upper/lower terminal of urceolus is a conically shaped, and the middle part is a cylinder, and the top of urceolus is connected with the expansion joint above it, and the bottom is connected with flapper (13).Liquid in this separation will be discharged from flapper.The inner core coaxial with urceolus, its bottom is provided with the water hole, is convenient to discharge opeing.Connecting lever passes urceolus and is connected with air-introduced machine through passage, and gas will be expelled to air-introduced machine from the inner core connecting lever.Do not enter air-introduced machine in order to ensure liquid, so on the passage before the air-introduced machine inlet expansion joint (6) is set again, so that water, gas thoroughly separate, the drainpipe of this expansion joint (14) can be connected the urceolus lower end of aqueous vapor release sleeve, and liquid will be discharged from flapper.The exit of this expansion joint is along circumferentially being provided with water retaining brim (15), and the water system of this device is a water circulation system.It is by water tank, water pump, water valve and water inlet pipe, compositions such as drainpipe.
Fig. 2 is horizontal side spray centrifugal desulfurizing and dedusting device, and it is arranged between deduster air-introduced machine (1) and the chimney (2).Setting gradually shower nozzle (4), cyclone (5) and two expansion joints (6) (7) in the passage (3).Water system is a water circulation system.Because the outlet of this device directly is connected with chimney, and is not really high to the aqueous vapor separation requirement, therefore the aqueous vapor release sleeve need be set and increases expansion joint.
When the flue gas through dust removal process enters in the passage of desulfation dust-extraction device, at first through liquid spraying, form swirling eddy through cyclone then, make it fully mix collision, decompose to quicken chemical combination, swirling eddy is after entering expansion joint and aqueous vapor cylinder, and liquid will be thrown to tube wall, and use to be recycled in drainpipe is sent into water tank, slough the flue gas of sulfur dioxide and will discharge from chimney.
Claims (4)
1, lateral spray type centrifugal desulfurizing and dedusting device, it comprises exhaust gases passes, is arranged on shower nozzle, cyclone in the passage, expansion joint on the passage and water system, it is characterized in that being positioned at the shower nozzle of passage one side, its spout makes liquid from the flue gas of passage one side injection stream through this section passage towards the opposite side relative with it; Described cyclone is positioned at after the shower nozzle.
2, lateral spray type centrifugal desulfurizing and dedusting device according to claim 1 is characterized in that setting gradually shower nozzle, cyclone and expansion joint from passage air inlet to gas outlet.
3,, it is characterized in that the expansion joint exit is provided with water retaining brim according to claim 1,2 described lateral spray type centrifugal desulfurizing and dedusting devices.
4, lateral spray type centrifugal desulfurizing and dedusting device according to claim 1, it is characterized in that this device also comprises the aqueous vapor release sleeve that is serially connected on the passage, it is made up of urceolus and the inner core that has connecting lever, its urceolus one end links to each other with passage, the other end links to each other with flapper, be positioned at the inner core of urceolus, be provided with the water hole at the bottom of it, connecting lever passes outer tube wall and is connected with passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95230408 CN2222001Y (en) | 1995-02-28 | 1995-02-28 | Side-jetting type centrifugal desulfurization dust removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95230408 CN2222001Y (en) | 1995-02-28 | 1995-02-28 | Side-jetting type centrifugal desulfurization dust removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2222001Y true CN2222001Y (en) | 1996-03-13 |
Family
ID=33875257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95230408 Expired - Fee Related CN2222001Y (en) | 1995-02-28 | 1995-02-28 | Side-jetting type centrifugal desulfurization dust removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2222001Y (en) |
-
1995
- 1995-02-28 CN CN 95230408 patent/CN2222001Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |