CN201329251Y - Horizontal spiral dust removing and desulphurizing device - Google Patents
Horizontal spiral dust removing and desulphurizing device Download PDFInfo
- Publication number
- CN201329251Y CN201329251Y CNU2008203037262U CN200820303726U CN201329251Y CN 201329251 Y CN201329251 Y CN 201329251Y CN U2008203037262 U CNU2008203037262 U CN U2008203037262U CN 200820303726 U CN200820303726 U CN 200820303726U CN 201329251 Y CN201329251 Y CN 201329251Y
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- CN
- China
- Prior art keywords
- flue gas
- exhaust gases
- gases passes
- horizontal spiral
- gas channel
- 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.)
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Abstract
The utility model relates to a horizontal spiral dust removing and desulphurizing device. According to the horizontal spiral dust removing and desulphurizing device of the utility model, the device casing is formed with a horizontal spiral and vertical flue gas channel by external wall, wherein the flue gas inlet is installed above the external wall at one end of horizontal spiral segment flue gas channel. The flue gas outlet is installed at the base of one side of vertical segment flue gas channel. A manhole door is installed at the top end of external wall of vertical flue gas channel. The horizontal spiral segment flue gas channel is provided with a sprinkler which is composed of a water pipe and a nozzle for spraying desulphurizing agent. A mechanical centrifugal device is provided in the spiral flue gas channel of device casing. The flue gas enters from the flue gas inlet, wherein the dust particles are thrown to the wall by the mechanical centrifugal device. An ascending gas channel and a descending gas channel are provided in the vertical flue gas channel of device casing. A dewatering device is provided in the ascending gas channel. The horizontal spiral dust removing and desulphurizing device of the utility model has the advantages of small accommodation area, small system resistance, little raw material consumption, light base load, high efficiency for dust removing and desulphurizing. Furthermore the discharge standard instituted by the state can be obtained to the room compression boiler and industrial stove.
Description
Technical field
The utility model relates to a kind of horizontal spiral dedusting, desulphurization plant.
Background technology
Dust-removal and desulfurizing equipment, the shortcoming of the vertical band venturi type of original cylinder are as follows: 1, floor space is big, the equipment heaviness; 2, SR big (1600-2400Pa); 3, the consumptive material raw material are many, and basic load is heavy, vertical point forces; 4, dedusting, desulfurization degree are low, and dedusting is lower than 95%, and desulfurization is lower than 80%; 5, all can't reach the discharge standard that country works out for chamber combustion type boiler and Industrial Stoves; 6, power consumption is big; 7, system support is dumb, by its unit that handles for the property transformed dust-removal and desulfurizing, because its floor space is big, high; 8, atomizer is perishable, easily stifled, and maintenance difficulty is big; 9, investment is big first; Have potential safety hazard when 10, installing, major and minor tower generally designs all at the 12-18m height.
Summary of the invention
The purpose of this utility model is improved at shortcoming that exists in the background technology and problem, and a kind of horizontal spiral dedusting, desulphurization plant are provided.
The technical solution of the utility model comprises:
Apparatus casing is formed flat spin and vertical exhaust gases passes by exterior wall, and wherein gas approach is located at the top of flat spin section exhaust gases passes one end exterior wall, and exhaust outlet is located at vertical section exhaust gases passes one side bottom, and manhole door is located at the exterior wall top of vertical exhaust gases passes;
Described flat spin section exhaust gases passes is provided with spray equipment, and spray equipment is made up of water pipe and shower nozzle, is used to spray desulfurizing agent;
Be provided with mechanical centrifugal device in the spiral exhaust gases passes of apparatus casing, flue gas is inserted by gas approach, and wherein grit is got rid of to wall by mechanical centrifugal device;
Be provided with up gas passage and descending gas passage in the vertical exhaust gases passes of apparatus casing, in up gas passage, be provided with dewater unit.
The utility model is made up of three parts, throat, belly, afterbody, and these three positions all build on the same basis, connect very tight, as the dust-removal and desulfurizing device just 15-16m of 1 20 tons/h boiler
2Characteristics of the present utility model are to reach more than 6 seconds in the operation processing time of waste gas in equipment, full centrifugal force range ability 45-50m (6-8m/s), and the main power condition of smoke elimination, dedusting, desulfurization is centrifugal force+time.The utility model adopts full granite to be made, and is durable in use.
Technical characterstic of the present utility model:
1, floor space is little, and the equal type of furnace is lacked 35-40% than the gross weight of vertical cylinder formula.
2, SR little (1200-1400Pa).
3, the consumption raw material are few, basic load light (plane basis).
4, dedusting, desulfurization degree height: dedusting＞95%, desulfurization 〉=95%.
5, can both reach the discharge standard that country formulates to chamber combustion type boiler and Industrial Stoves.
6, power consumption is few.
7, system support is flexible.
8, atomizer for changing, does not influence normal operation at any time.
9, small investment lacks 30% than the vertical cylinder formula.
There is not potential safety hazard when 10, installing, because it the highlyest is no more than 10 meters.
Description of drawings
Fig. 1 is the utility model outward appearance front view
Fig. 2 is Figure 1A-A profile
Fig. 3 is Figure 1B-B profile
The specific embodiment
By Fig. 1 to 3 as can be known, the utility model comprises:
Apparatus casing is formed flat spin and vertical exhaust gases passes by exterior wall 7, wherein gas approach 1 is located at the top of flat spin section exhaust gases passes one end exterior wall 7, exhaust outlet 14 is located at vertical section exhaust gases passes one side bottom, and manhole door 11 is located at exterior wall 7 tops of vertical exhaust gases passes;
Described flat spin section exhaust gases passes is provided with spray equipment, and spray equipment is made up of water pipe 15 and shower nozzle 16, is used to spray desulfurizing agent;
Be provided with mechanical centrifugal device in the spiral exhaust gases passes of apparatus casing, flue gas is inserted by gas approach 1, and wherein grit is got rid of to wall by mechanical centrifugal device;
Be provided with up gas passage 12 and descending gas passage 13 in the vertical exhaust gases passes of apparatus casing, in up gas passage 12, be provided with dewater unit.
The shower nozzle 16 of spray equipment described in the utility model be located at gas approach 1 around and a side of flat spin section exhaust gases passes.Described mechanical centrifugal device comprises outer cylinder 3, inner cylinder 4, spiral guidance tape 2, and wherein outer cylinder 3 is located in the body of wall of flat spin exhaust gases passes, and inner cylinder 4 is located at the center of outer cylinder 3, between outer cylinder 3 and the inner cylinder 4 spiral guidance tape 2 is set.The described dewater units that are arranged in the up gas passage 12 comprise dewatering plate 8 and dewatering plate pillar 9, and wherein dewatering plate 8 is located on the wall of wall 10 between the upper and lower promoting the circulation of qi body of inwall of exterior wall 7.Wall 10 between the promoting the circulation of qi body once is set in the described vertical section exhaust gases passes, and ash discharge ditch 5 is formed on wall 10 bottoms between descending gas.Be filled with concrete 17 between inside and outside cylinder 3 of described flat spin section exhaust gases passes and the exterior wall 7.
Operation principle of the present utility model:
Divide three parts: throat, belly, afterbody
Throat: contain grey dust and SO
2Flue gas in import throat collapsible tube, quicken gradually, arrive throat's place's flue gas flow rate up to 18-20m/s, flue gas is strong turbulent motion, is provided with press water (desulfurizing agent) in the throat position and sprays into, be the vaporific whole throat that is covered with, flue gas, the SO of the motion of flue gas high speed
2, grit breaks through the mist film and condenses the face bulky grain grey black globule, send in the dust remover capable of eliminating smoke and desulphation belly.
Belly: the utility model belongs to mechanical centrifugal device, is made of the inside and outside bitubular, and which floor deflector its belly is provided with in addition, its middle and upper part dress spray, ponding is arranged at the bottom, and ash-laden gas stands up running from cylinder upper side import department spiral, in whole flow process, the SO in the flue gas
2, grit gets rid of to barrel by mechanical action of centrifugal force, rushes at deflector and bottom ponding place, taken to the cylinder bottom after being adhered to by (desulfurizing agent) moisture film, discharge through the water seal ash discharging hole.
Afterbody: the gas in the belly is carried out cigarette moisture from, flue gas flow rate 3＜m/s, make gas after the processing not be with water (because dust-laden, H in the water
2SO
3, CO
2)
SO in the flue gas
2Belong to acidic materials, when contacting with alkaline water:
2Na(OH)+SO
2＝Na
2SO
3+H
2O
CaSO
3+SO
2+H
2O＝Ca(HS)
2
SO
2+H
2O＝H
2SO
3＝H
+1+HSO
3 -1
Since cylindrical shell rotating cycle of the present utility model many (45 circles), SO
2Can obtain adequate time with the droplet of alkalescence and contact with the space, purification process such as absorption, dissolving, neutralization, separation, large tracts of land rotating spraying and cyclone technique had both made the gas-liquid contact area big, made the flue gas turbulent flow help alkaline water to SO again
2Absorption (1Kg water meter area only has 0.065m
3, if the drop of atomizing diameter 0.04mm, then surface area increases sharply to 175m
2, increase 2692 times), acid-base neutralization at first depends on atomization quality, closes fully more in the detailed rules and regulations bronsted lowry acids and bases bronsted lowry more of atomizing, and liquid mist and flue gas contact area are also big more, and clean-up effect is also high more.Utilize the acidic materials in the alkaline water washing flue gas, can freely discharge when the value after the alkali lye of pH value 8-10 absorbs the generation neutralization reaction is reduced to and shown neutral, can not cause secondary pollution.Therefore the easily oxidation of absorption liquid behind the acid-base neutralization needn't worry the fouling and the obstruction of an interior atomising device and waste pipe.
Embodiment described in the utility model only is the description that preferred implementation of the present utility model is carried out; be not that the utility model design and scope are limited; do not breaking away under the preceding topic of the utility model design philosophy; engineers and technicians make the technical solution of the utility model in this area various modification and improvement; all should fall into protection domain of the present utility model; the technology contents that the utility model is asked for protection all is documented in claims.
Claims (6)
1. a horizontal spiral dedusting, desulphurization plant is characterized in that comprising:
Apparatus casing is formed flat spin and vertical exhaust gases passes by exterior wall (7), wherein gas approach (1) is located at the top of flat spin section exhaust gases passes one end exterior wall (7), exhaust outlet (14) is located at vertical section exhaust gases passes one side bottom, and manhole door (11) is located at exterior wall (7) top of vertical exhaust gases passes;
Described flat spin section exhaust gases passes is provided with spray equipment, and spray equipment is made up of water pipe (15) and shower nozzle (16), is used to spray desulfurizing agent;
Be provided with mechanical centrifugal device in the spiral exhaust gases passes of apparatus casing, flue gas is inserted by gas approach (1), and wherein grit is got rid of to wall by mechanical centrifugal device;
Be provided with up gas passage (12) and descending gas passage (13) in the vertical exhaust gases passes of apparatus casing, in up gas passage (12), be provided with dewater unit.
2. horizontal spiral dedusting according to claim 1, desulphurization plant, the shower nozzle (16) that it is characterized in that described spray equipment be located at gas approach (1) around and a side of flat spin section exhaust gases passes.
3. horizontal spiral dedusting according to claim 1, desulphurization plant, it is characterized in that described mechanical centrifugal device comprises outer cylinder (3), inner cylinder (4), spiral guidance tape (2), wherein outer cylinder (3) is located in the body of wall of flat spin exhaust gases passes, inner cylinder (4) is located at the center of outer cylinder (3), between outer cylinder (3) and the inner cylinder (4) spiral guidance tape (2) is set.
4. horizontal spiral dedusting according to claim 1, desulphurization plant, it is characterized in that the described dewater unit that is arranged in the up gas passage (12) comprises dewatering plate (8) and dewatering plate pillar (9), wherein dewatering plate (8) is located on the wall of wall (10) between the upper and lower promoting the circulation of qi body of inwall of exterior wall (7).
5. horizontal spiral dedusting according to claim 1, desulphurization plant is characterized in that being provided with in the described vertical section exhaust gases passes wall (10) between the promoting the circulation of qi body, and automatic removing dust ditch (5) is formed on wall between descending gas (10) bottom.
6. horizontal spiral dedusting according to claim 1, desulphurization plant is characterized in that being filled with concrete (17) between inside and outside cylinder (3) of described flat spin section exhaust gases passes and the exterior wall (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203037262U CN201329251Y (en) | 2008-12-26 | 2008-12-26 | Horizontal spiral dust removing and desulphurizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203037262U CN201329251Y (en) | 2008-12-26 | 2008-12-26 | Horizontal spiral dust removing and desulphurizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201329251Y true CN201329251Y (en) | 2009-10-21 |
Family
ID=41222624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008203037262U Expired - Fee Related CN201329251Y (en) | 2008-12-26 | 2008-12-26 | Horizontal spiral dust removing and desulphurizing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201329251Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500254A (en) * | 2014-12-11 | 2015-04-08 | 成都育芽科技有限公司 | Dust reduction and noise reduction air passage structure |
| CN106140734A (en) * | 2016-08-22 | 2016-11-23 | 杰瑞环保科技有限公司 | Pyrolysis extraction tube dedusting mechanism |
| CN107899394A (en) * | 2016-01-26 | 2018-04-13 | 梁小利 | A kind of desulfation dust-extraction device based on rotating spraying and spiral gas-liquid separation principle |
-
2008
- 2008-12-26 CN CNU2008203037262U patent/CN201329251Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500254A (en) * | 2014-12-11 | 2015-04-08 | 成都育芽科技有限公司 | Dust reduction and noise reduction air passage structure |
| CN107899394A (en) * | 2016-01-26 | 2018-04-13 | 梁小利 | A kind of desulfation dust-extraction device based on rotating spraying and spiral gas-liquid separation principle |
| CN106140734A (en) * | 2016-08-22 | 2016-11-23 | 杰瑞环保科技有限公司 | Pyrolysis extraction tube dedusting mechanism |
| CN106140734B (en) * | 2016-08-22 | 2018-03-20 | 杰瑞环保科技有限公司 | It is pyrolyzed extraction tube dedusting mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20121226 |