CN201899957U - Variable-speed combined high-pressure spray type dust remover - Google Patents
Variable-speed combined high-pressure spray type dust remover Download PDFInfo
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- CN201899957U CN201899957U CN2010206364653U CN201020636465U CN201899957U CN 201899957 U CN201899957 U CN 201899957U CN 2010206364653 U CN2010206364653 U CN 2010206364653U CN 201020636465 U CN201020636465 U CN 201020636465U CN 201899957 U CN201899957 U CN 201899957U
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- deduster
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Abstract
A variable-speed combined high-pressure spray type dust remover comprises a primary dust removal desulfurizer (1), a secondary dust removal gas-spray separator (2), a Venturi jet (3), an upper cyclone cap and water retaining ring (6) and an air lock flap (10), wherein the air lock flap (10) is arranged at the bottom end of the primary dust removal desulfurizer (1), the Venturi jet (3) is arranged on the outer wall of the bottom of the primary dust removal desulfurizer (1), and the top end of the primary dust removal desulfurizer (1) is connected with the upper end of the secondary dust removal gas-spray separator (2) by the aid of the upper cyclone cap and water retaining ring (6). The variable-speed combined high-pressure spray type dust remover is capable of realizing integration of dust removal, desulfurization and water mist removal, not only can be operated in a dry mode, but also can be operated in a wet mode, and has wet dust removal efficiency higher than dry dust removal efficiency.
Description
Technical field:
The utility model relates to a kind of speed change associating high-pressure fog formula deduster.
Background technology:
Current, China's prevention and control of air pollution emphasis is the dedusting and the desulfurization of flue gas.And desulfurization and dedusting adopts auto-excitation type more now, through utilization and feedback information for many years, there are following several shortcomings in the auto-excitation type desulfurizing dust-collector: 1, dehydration is not thorough, make fan belt water serious, particularly in the winter time, blower fan exposes outdoor and easily causes draught fan impeller to freeze to lose balance and damage blower fan.2, deashing difficulty, auto-excitation type desulfurizing dust-collector have two kinds of purge modes, but two kinds of purge modes are all imperfect.The one, adopt mechanical scraper-type; The 2nd, adopt butterfly valve type.
Scraper-type: because chain soaks in having corrosive water for a long time, easily cause the chain corrosion serious, move dumb, and short-term renewal cost height.Butterfly valve type: because butterfly valve work down in off position, lime-ash needs regular discharge, because deduster sidewall vibration for a long time causes lime-ash at butterfly valve place caking, makes ash discharge not smooth.Need when serious to go to lead to wooden stick or iron staff, grey oar flashes, and is both dangerous also unhygienic.Whole preservative treatment easily comes off, and causes deduster easily to rot at short notice, reduces service life.
The utility model content:
The purpose of this utility model provides a kind of speed change associating high-pressure fog formula deduster, and it can realize that dedusting, desulfurization and dehydration mist are integrated, but both dry-runnings, but also wet type operation, and wet dust removal efficient is higher than dry type.
In order to solve the existing problem of background technology, the utility model is by the following technical solutions: it comprises primary dust removing devulcanizer 1, two-stage dust removal aerosol separator 2, venturi-type eductors 3, goes up whirlwind cap and retaining ring 6 and flapper 10; Primary dust removing devulcanizer 1 low side is provided with flapper 10, and the bottom outer wall of primary dust removing devulcanizer 1 is provided with venturi-type eductors 3, and primary dust removing devulcanizer 1 top is connected with two-stage dust removal aerosol separator 2 upper ends with retaining ring 6 by last whirlwind cap.
Described primary dust removing devulcanizer 1 comprises deduster cylindrical shell 4, body spray 5 and inspection door 7; Body spray 5 is installed in the deduster cylindrical shell 4, and deduster cylindrical shell 4 outer walls are provided with inspection door 7.
Described two-stage dust removal aerosol separator 2 comprises lower cyclone body 8 and the body 9 that dewaters down; Lower cyclone body 8 belows are provided with down dehydration body 9.
The utility model can realize that dedusting, desulfurization and dehydration mist are integrated, but both dry-runnings, but also wet type operation, and wet dust removal efficient is higher than dry type.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the structural representation of body spray.
The specific embodiment:
Referring to Fig. 1-3, this specific embodiment is by the following technical solutions: it comprises primary dust removing devulcanizer 1, two-stage dust removal aerosol separator 2, venturi-type eductors 3, goes up whirlwind cap and retaining ring 6 and flapper 10; Primary dust removing devulcanizer 1 low side is provided with flapper 10, and the bottom outer wall of primary dust removing devulcanizer 1 is provided with venturi-type eductors 3, and primary dust removing devulcanizer 1 top is connected with two-stage dust removal aerosol separator 2 upper ends with retaining ring 6 by last whirlwind cap.
Described primary dust removing devulcanizer 1 comprises deduster cylindrical shell 4, body spray 5 and inspection door 7; Body spray 5 is installed in the deduster cylindrical shell 4, and deduster cylindrical shell 4 outer walls are provided with inspection door 7.
Described two-stage dust removal aerosol separator 2 comprises lower cyclone body 8 and the body 9 that dewaters down; Lower cyclone body 8 belows are provided with down dehydration body 9.
Described venturi-type eductors 3 roles are: dusty gas is when passing through the aditus laryngis of venturi-type eductors, because constriction in flow area, gas is quickened, thereby when making the umbrella shape adjustable nozzle of dusty gas in being arranged on venturi-type eductors, rush at the deduster inner chamber rapidly.Because dusty gas atomizes tiny particle by nozzle the time fully, increases the weight of the weight of dust, impels dusty gas to rely on the deadweight of dust to hang in deduster downwards, reaches the purpose of a part of dedusting.Described deduster cylindrical shell 4: gas underspeeds in deduster, makes the dust that atomizing increases the weight of in venturi-type eductors that certain fall time be arranged.Described body spray 5: after dusty gas enters deduster at a high speed in the venturi-type eductors, removed most of dust, some weight light (being floating dust) is not removed, this part dusty gas, under the effect of high-pressure fog, sufficient and fog is referred and synthesized together, has increased the surface density of dust, through the dust removing effects that reaches higher that presses down of aerosol.Described whirlwind cap and the retaining ring 6 gone up: under the effect of blower fan, want some gas that contains water smoke to circulate along deduster, top at deduster is provided with retaining ring, makes a part contain the gas of water smoke, is separating through reaching certain aqueous vapor behind the retaining ring.And through the gas after the dehydration by on quicken to enter in the secondary ash collector behind the whirlwind cap.Described backspin endosome 9: gas dewaters under process behind the body, because gas slows down in deduster speed,, the gas of purification is flow through in the elbow of reducing through being arranged on the buffer bent in the lower body, and body wall falls under the aqueous vapor of a little edge, thereby reaches the centrifugation of secondary aerosol; Described flapper 10: adopt the mode of water seal to lock gas, the water that a second wash water of venturi-type eductors 3 and spraying usefulness is separated with aerosol all is back to and melts in the gas pond, promptly recirculation water with lock gas and once finish.
Venturi-type eductors is installed in cylindric primary dust removing devulcanizer tangential direction.After flue dust enters venturi-type eductors,, improve the flow velocity of flue dust greatly because venturi-type eductors reducing place sectional area dwindles suddenly.Realize high cyclone dust removal after flue dust enters the primary dust removing devulcanizer, big grit gets rid of the wall to deduster under action of centrifugal force, falls to collecting by deadweight.
Sprayer unit is housed in the venturi-type eductors.Flue gas by the time, flue dust fine particle and water smoke affinity strengthen weight of dust, after helping this part flue dust and entering the primary dust removing devulcanizer, also by the whereabouts dedusting of conducting oneself with dignity.
Sprayer is installed on dust-removing desulfurizing device top, and sprayer sprays the desulfurizing agent of preparation by a certain percentage; Flue dust in dust-removing desulfurizing device from bottom to top at a high speed rotation run into and carry out behind the desulfurizing agent affinely, remove SO in the flue gas
2
Flue dust is through the primary dust removing desulfurization, remove big dirt after, after entering two-stage dust removal aerosol separator 2 tangential direction communicating pipe, carry out two-stage dust removal, remove than granule.The moisture content of flue gas is removed through the aerosol separator, and the flue gas of water content does not enter flue through air-introduced machine.
This specific embodiment has the following advantages: realize that 1, dedusting, desulfurization and dehydration mist are integrated; But 2, both dry-running, but also wet type operation, and wet dust removal efficient is higher than dry type.3, the optimum condition that realizes spraying, wash multiple deduster mechanism and deposit effect.4, this device can make air-flow be evenly distributed, but high speed whirlwind aerosol centrifugation again.5, make full use of air flow at high speed characteristic, aerosol separates, and reasonably air inducing mode is avoided the corrosiveness of fog to draught fan impeller; 6, adopt the acid-resistant anticorrosion paint spary of development newly, effectively solve the sour problem; 7, the pressure loss is little, the processing air quantity is big; 8, low liquid-gas ratio, calcium current ratio are saved the energy; 9, cleaning solution is recycling, non-secondary pollution.
Claims (3)
1. a speed change associating high-pressure fog formula deduster is characterized in that it comprises primary dust removing devulcanizer (1), two-stage dust removal aerosol separator (2), venturi-type eductors (3), goes up whirlwind cap and retaining ring (6) and flapper (10); Primary dust removing devulcanizer (1) low side is provided with flapper (10), the bottom outer wall of primary dust removing devulcanizer (1) is provided with venturi-type eductors (3), and primary dust removing devulcanizer (1) top is connected with two-stage dust removal aerosol separator (2) upper end with retaining ring (6) by last whirlwind cap.
2. a kind of speed change associating high-pressure fog formula deduster according to claim 1 is characterized in that described primary dust removing devulcanizer (1) comprises deduster cylindrical shell (4), body spray (5) and inspection door (7); Body spray (5) is installed in the deduster cylindrical shell (4), and deduster cylindrical shell (4) outer wall is provided with inspection door (7).
3. a kind of speed change associating high-pressure fog formula deduster according to claim 1 is characterized in that described two-stage dust removal aerosol separator (2) comprises lower cyclone body (8) and the body (9) that dewaters down; Lower cyclone body (8) below is provided with down dehydration body (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206364653U CN201899957U (en) | 2010-11-29 | 2010-11-29 | Variable-speed combined high-pressure spray type dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206364653U CN201899957U (en) | 2010-11-29 | 2010-11-29 | Variable-speed combined high-pressure spray type dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201899957U true CN201899957U (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206364653U Expired - Fee Related CN201899957U (en) | 2010-11-29 | 2010-11-29 | Variable-speed combined high-pressure spray type dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201899957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106621659A (en) * | 2016-11-30 | 2017-05-10 | 韦永秀 | Wet spraying dust collector suitable for boiler |
| CN108465330A (en) * | 2018-05-30 | 2018-08-31 | 中国航空制造技术研究院 | A kind of purifier and method of dusty gas |
-
2010
- 2010-11-29 CN CN2010206364653U patent/CN201899957U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106621659A (en) * | 2016-11-30 | 2017-05-10 | 韦永秀 | Wet spraying dust collector suitable for boiler |
| CN108465330A (en) * | 2018-05-30 | 2018-08-31 | 中国航空制造技术研究院 | A kind of purifier and method of dusty gas |
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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 |
Granted publication date: 20110720 Termination date: 20141129 |
|
| EXPY | Termination of patent right or utility model |