CN201783300U - Fume elimination, dust removal and desulfuration integrated device - Google Patents
Fume elimination, dust removal and desulfuration integrated device Download PDFInfo
- Publication number
- CN201783300U CN201783300U CN2010205140725U CN201020514072U CN201783300U CN 201783300 U CN201783300 U CN 201783300U CN 2010205140725 U CN2010205140725 U CN 2010205140725U CN 201020514072 U CN201020514072 U CN 201020514072U CN 201783300 U CN201783300 U CN 201783300U
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- venturi tube
- tube
- cylindrical shell
- guiding
- circular cone
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Abstract
The utility model discloses a fume elimination, dust removal and desulfuration integrated device. The device is mainly characterized in that a whirlwind inlet box with tangential air inflow is arranged at the top of a drum body of which the bottom adopts a conical drum, a Venturi tube is arranged on the axial line of the drum body, an obliquely-arranged water baffle is arranged on the inner wall of the drum body, a plurality of obliquely-arranged blades welded on the inner wall of the drum body are arranged below the water baffle, and a liquid spraying device is arranged on the axial line of the Venturi tube; and by the action of the components, the fume is desulfurized, and the dust is removed. The fume elimination, dust removal and desulfuration integrated device has the advantages of compact structure, small occupied area and simultaneous dust removal and desulfuration, the dust removal efficiency is greater than 98 percent, and the desulfuration efficiency is greater than 85 percent.
Description
Technical field
The utility model relates to environmental protection equipment, relates in particular to the flue gas processing device of fire coal, oil burning boiler or kiln.
Background technology
The flue gas of at present coal-fired (or fuel oil) boiler or kiln all needs to enter atmosphere again through handling, so that reach environmental protection requirement.Flue gas processing device in the past, what have only limits to dedusting, and what have only limit to desulfurization, and the one of being made as is also arranged.From a structural point, each have their own characteristics, treatment effect is also different.92241733.4 1 kinds of desulfurizing dust-collectors of the patent No. for example, disclosed technical scheme is: " a kind of desulfurizing dust-collector of being made up of air inlet, cylindrical shell, exhaust outlet and ash hole; between cylinder inboard wall and blast pipe sparge pipe is housed; spread all over the hydrojet aperture on the sparge pipe; cylindrical shell top is the straight tube of circle, and seal at the top, and the bottom is the circular cone tube; the bottom is an ash hole, blast pipe are fixed on the make progress exhaust or be fixed on the downward exhaust of the straight tube bottom of circle of the straight tube of a circle top.Operation principle is alkali lye that sparge pipe sprays and the SO in the smog
2Generate salt and the dried solid of making an uproar into, also form larger particles, thereby play certain desulfurization and dedusting effect with flue dust." technical scheme relevant with the application also have various cyclone dust collectors, their structure all is a tangential air intake on cylindrical shell, makes flue gas produce rotation in tube, leans on centrifugal force that flue dust is removed.
The application's technical scheme and existing technical scheme are all inequality.
Summary of the invention
The purpose of this utility model is a kind of compact conformation of design, can dedusting again can desulfurization, and the high integrated apparatus of dust-removal and desulfurizing efficient.
The technical scheme of this device is: it comprises air inlet, cylindrical shell, exhaust outlet and sparge pipe, and the cylindrical shell bottom is the circular cone tube; It is characterized in that: it also comprises liquid-jet device, retaining ring, guiding dewatering blade and overflow tank; Wherein:
A Venturi tube also is installed in the described cylindrical shell;
Described air inlet is the whirlwind inlet box of a tangential admission, the left-handed or dextrorotation of airintake direction; The whirlwind inlet box is arranged on the cylindrical shell top, and is connected with the top of Venturi tube with flange;
Described exhaust outlet is located on the barrel on cylindrical shell top, and is the exhaust outlet of a tangential exhaust;
On the end mouth of described circular cone tube blowoff valve is installed;
The central axis of described Venturi tube is arranged on the axis of cylindrical shell, the top of Venturi tube is provided with and spiral-flow type inlet box flange connecting, Venturi tube outlet at bottom plane is arranged on more than the circular cone tube end face, Venturi tube outlet at bottom place is provided with awl point guiding awl up, makes flue gas reverse rotation under its guiding up;
Described retaining ring is that a circle is welded on the tilting water fender on the cylinder inboard wall;
Described guiding dewatering blade is the some leaned blades that are welded on the cylinder inboard wall, and arranges a circle on cylinder inboard wall; The guiding dewatering blade is arranged on the following position of retaining ring;
Described liquid-jet device is located in the Venturi tube, the structure of liquid-jet device is, some jet head are installed on the sparge pipe tube wall from top to bottom, jet head is arranged on the axis of Venturi tube, have the slit of a circle towards oblique below on the jet head, the liquid of ejection is the conical surface and covers on each cross section of Venturi tube.
Described overflow tank is with being communicated with the circular cone tube communicating pipe, and overflow tank is provided with the overflow pipe of regulating level height, and the flood level of overflow pipe is arranged on the outlet at bottom plane of Venturi tube with upper/lower positions; Make by overflow tank and to remain certain alkali lye face in the circular cone tube.
Described shell is by carbon steel sheet or acidproof steel plate welding fabrication, and inwall is provided with one deck steel and pulls net, and steel is pulled and is coated with composite mortar on the net, pastes the acidproof magnetic shoe of last layer on the composite mortar again.
Described Venturi tube all scribbles the composite mortar anticorrosive coat, coating thickness 15-25mm by carbon steel sheet or acidproof steel plate welding fabrication on the inside and outside wall.
Described composite mortar is to stir the pastel that forms by glass-cermic powder, prodan, bubble flower alkali.
The alkali lye that this device uses is by Ca (H)
2Add water with NaOH and form, pH value 10-11 squeezes into feed tube by acid-proof pump from the alkali lye pond, and regularly sewage alkali lye of emitting from blowoff valve and the overflow tank sewage alkali lye of discharging enters three grades of sedimentation basins and purifies, and it is recycling that the liquid after the purification is sent into the alkali lye pond.
The operation principle of this device is: flue gas is under air-introduced machine (the preposition postposition of air-introduced machine all can) effect, at first enter from top air inlet spiral-flow type, oarse-grained flue dust is got rid of down by centrifugal, rotate into Venturi tube subsequently, behind multistage hydrojet layer, flue gas in conjunction with weightening finish, increases the centrifugal dust-removing effect with alkali lye, and repeatedly react with sulphur in the flue gas, improved desulfurization dust-removing efficiency greatly; Then the flue gas continuation is descending in the Venturi tube rotation, impacts the alkali lye moisture film in the circular cone tube, makes flue gas obtain once cleaning in alkali lye, and oppositely up under the effect of guiding awl, the centrifugal rotation of process is up, again through the water fender spin-dry, discharges from exhaust outlet.
This device desulphurization reaction process is: 2NaOH+SO in the absorption process
2=Na
2SO
3+ H
2O, Ca in the regenerative process (OH)
2+ Na
2SO
3+ 1/2H
2O=2NaOH+CaSO
31/2H
2O.
This device operation instruction is as follows:
1, preparation adds suitable quantity of water, caustic soda and limewash and forms desulfurization and dedusting liquid (alkali lye) in sedimentation basin, adjust pH value 10-11, closes blowoff valve, starts acid-proof pump, supplies alkali lye by jet head in device, to overflow tank flood level position.
2, the starting air-introduced machine is adjusted the overflow pipe height, makes in the flue gas not free of water droplets, the beginning operate as normal.
3, what in time discharge dust-laden liquid by blowoff valve according to fume amount, and general per tour 3 times prevents the big obstruction sewage draining exit of dust quantity.
4, add caustic soda and limewash at any time, the alkali lye pH value that keeps the alkali lye pond is at 10-11.
5, check shower nozzle once in every month, open whirlwind inlet box top cover, extract sparge pipe out, watch jet head and pipe fitting damaged condition.
6, cleaned a Venturi tube in every month, when boiler does not move, open blowoff valve, use about 20 minutes of alkali lye spray Cleaning for High Capacity Venturi tube inwall by acid-proof pump.
Good effect of the present utility model is: compact conformation, and floor space is little, and dust-removal and desulfurizing carries out simultaneously, and efficiency of dust collection is greater than 98%, and desulfuration efficiency is greater than more than 85%.
Description of drawings
Fig. 1 is the main diagrammatic sketch of this device;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the section layout drawing of guiding dewatering blade in cylindrical shell;
Fig. 4 is the plane outspread drawing of guiding dewatering blade in cylindrical shell.
Marginal data: 1-whirlwind inlet box; The 2-flange; The 3-cylindrical shell; The 4-Venturi tube; The 5-retaining ring; The 6-dewatering blade that leads; The 7-overflow tank; The 7A-overflow pipe; 8-communicating pipe; 9-circular cone tube; The 10-blowoff valve; The 11-awl that leads; The 12-jet head; The 13-gas outlet; The 14-sparge pipe.
The specific embodiment
As shown in Figure 1, the technical scheme of this device is: it comprises air inlet, cylindrical shell 3, exhaust outlet 13 and sparge pipe 14, and the cylindrical shell bottom is a circular cone tube 9; It also comprises liquid-jet device, retaining ring 5, guiding dewatering blade 6 and overflow tank 7; A Venturi tube 4 also is installed in the described cylindrical shell 3; Described air inlet is the whirlwind inlet box 1 of a tangential admission, the left-handed or dextrorotation of whirlwind inlet box 1 airintake direction; Whirlwind inlet box 1 is arranged on cylindrical shell 3 top, and is connected with the top of Venturi tube 4 with flange 2 and communicates; Described exhaust outlet 13 is located on the barrel on cylindrical shell 3 tops, and is the exhaust outlet (see figure 2) of a tangential exhaust;
On the end mouth of described circular cone tube 9 blowoff valve 10 is installed;
The central axis of described Venturi tube 4 is arranged on the axis of cylindrical shell 3, the top of Venturi tube 4 is provided with and spiral-flow type inlet box 1 flange connecting 2, the outlet at bottom plane is arranged on more than circular cone tube 9 end faces, Venturi tube 4 outlet at bottom places are provided with awl point guiding awl 11 up, make flue gas reverse rotation under its guiding up;
Described retaining ring 5 is that a circle is welded on the inclined-plane water fender down on cylindrical shell 3 inwalls;
Described guiding dewatering blade 6 is the some leaned blades that are welded on cylindrical shell 3 inwalls, and arranges a circle on cylindrical shell 3 inwalls; Guiding dewatering blade 6 is arranged on the position of retaining ring below 5;
Described liquid-jet device is located in the Venturi tube 4, the structure of liquid-jet device is, some jet head 12 are installed on sparge pipe 14 tube walls from top to bottom, jet head 12 is arranged on the axis of Venturi tube 4, have a circle on the jet head 12 towards the slit of oblique below, the liquid of ejection is on each cross section that the conical surface covers Venturi tube 4.
Described 7 usefulness communicating pipes 8 of overflow tank are communicated with circular cone tube 9, and overflow tank 7 is provided with the overflow pipe 7A of regulating level height, and the flood level of overflow pipe 7A is arranged on the following position, outlet at bottom plane of Venturi tube 4; Make by overflow tank 7 and to remain certain alkali lye face in the circular cone tube 9.
Described cylindrical shell 3 is by carbon steel sheet or acidproof steel plate welding fabrication, inwall is provided with one deck steel pull net after, paste the acidproof magnetic shoe of last layer again after applying with composite mortar.
Described Venturi tube 4 all scribbles the composite mortar anticorrosive coat, coating thickness 15-25mm by carbon steel sheet or acidproof steel plate welding fabrication on the inside and outside wall.
Described composite mortar is to stir the pastel that forms by glass-cermic powder, prodan, bubble flower alkali.
Claims (1)
1. smoke dispersal, dust removal and desulphurization integrated apparatus, it comprises air inlet, cylindrical shell, exhaust outlet and sparge pipe, the cylindrical shell bottom is the circular cone tube; It is characterized in that: it also comprises liquid-jet device, retaining ring, guiding dewatering blade and overflow tank; Wherein:
A Venturi tube also is installed in the described cylindrical shell;
Described air inlet is the whirlwind inlet box of a tangential admission, the left-handed or dextrorotation of airintake direction; The whirlwind inlet box is arranged on the cylindrical shell top, and is connected with the top of Venturi tube with flange;
Described exhaust outlet is located on the barrel on cylindrical shell top, and is the exhaust outlet of a tangential exhaust;
On the end mouth of described circular cone tube blowoff valve is installed;
The central axis of described Venturi tube is arranged on the axis of cylindrical shell, the top of Venturi tube is provided with and spiral-flow type inlet box flange connecting, Venturi tube outlet at bottom plane is arranged on more than the circular cone tube end face, Venturi tube outlet at bottom place is provided with awl point guiding awl up, makes flue gas reverse rotation under its guiding up;
Described retaining ring is that a circle is welded on the tilting water fender on the cylinder inboard wall;
Described guiding dewatering blade is the some leaned blades that are welded on the cylinder inboard wall, and arranges a circle on cylinder inboard wall; The guiding dewatering blade is arranged on the following position of retaining ring;
Described liquid-jet device is located in the Venturi tube, the structure of liquid-jet device is, some jet head are installed on the sparge pipe tube wall from top to bottom, jet head is arranged on the axis of Venturi tube, have the slit of a circle towards oblique below on the jet head, the liquid of ejection is the conical surface and covers on each cross section of Venturi tube;
Described overflow tank is with being communicated with the circular cone tube communicating pipe, and overflow tank is provided with the overflow pipe of regulating level height, and the flood level of overflow pipe is arranged on the outlet at bottom plane of Venturi tube with upper/lower positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205140725U CN201783300U (en) | 2010-08-30 | 2010-08-30 | Fume elimination, dust removal and desulfuration integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205140725U CN201783300U (en) | 2010-08-30 | 2010-08-30 | Fume elimination, dust removal and desulfuration integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201783300U true CN201783300U (en) | 2011-04-06 |
Family
ID=43815282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205140725U Expired - Fee Related CN201783300U (en) | 2010-08-30 | 2010-08-30 | Fume elimination, dust removal and desulfuration integrated device |
Country Status (1)
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| CN (1) | CN201783300U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102151478A (en) * | 2011-04-20 | 2011-08-17 | 茂名市银华高岭土实业有限公司 | Smoke cyclone water mist dedusting and desulphurizing device |
| CN102649026A (en) * | 2012-01-05 | 2012-08-29 | 何狮强 | Dry dust removal and wet desulphurization integral efficient smoke gas purification device |
| CN105289168A (en) * | 2015-12-02 | 2016-02-03 | 林原 | Liquid power fan for environment protection |
| WO2016053190A1 (en) * | 2014-09-30 | 2016-04-07 | Keppel Offshore & Marine Technology Centre Pte Ltd | Apparatus and method for treatment of exhaust gas |
| CN106000059A (en) * | 2016-08-11 | 2016-10-12 | 连云港宝翔铸造有限公司 | Multipoint centralized dedusting desulphurization denitration apparatus |
| CN107008088A (en) * | 2017-04-06 | 2017-08-04 | 江苏国强环保集团有限公司 | A kind of wet type spark arrester |
-
2010
- 2010-08-30 CN CN2010205140725U patent/CN201783300U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102151478A (en) * | 2011-04-20 | 2011-08-17 | 茂名市银华高岭土实业有限公司 | Smoke cyclone water mist dedusting and desulphurizing device |
| CN102649026A (en) * | 2012-01-05 | 2012-08-29 | 何狮强 | Dry dust removal and wet desulphurization integral efficient smoke gas purification device |
| WO2016053190A1 (en) * | 2014-09-30 | 2016-04-07 | Keppel Offshore & Marine Technology Centre Pte Ltd | Apparatus and method for treatment of exhaust gas |
| US10137398B2 (en) | 2014-09-30 | 2018-11-27 | Keppel Offshore & Marine Technology Centre Pte Ltd | Apparatus and method for treatment of exhaust gas |
| CN105289168A (en) * | 2015-12-02 | 2016-02-03 | 林原 | Liquid power fan for environment protection |
| CN106000059A (en) * | 2016-08-11 | 2016-10-12 | 连云港宝翔铸造有限公司 | Multipoint centralized dedusting desulphurization denitration apparatus |
| CN106000059B (en) * | 2016-08-11 | 2018-07-31 | 连云港百顺釉料有限公司 | Multiple spot concentrated dust-removing desulfuring and denitrifying apparatus |
| CN107008088A (en) * | 2017-04-06 | 2017-08-04 | 江苏国强环保集团有限公司 | A kind of wet type spark arrester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110406 Termination date: 20160830 |