CN2418939Y - Dual flow wet desulfurizing and dust collecting device - Google Patents
Dual flow wet desulfurizing and dust collecting device Download PDFInfo
- Publication number
- CN2418939Y CN2418939Y CN 00208728 CN00208728U CN2418939Y CN 2418939 Y CN2418939 Y CN 2418939Y CN 00208728 CN00208728 CN 00208728 CN 00208728 U CN00208728 U CN 00208728U CN 2418939 Y CN2418939 Y CN 2418939Y
- Authority
- CN
- China
- Prior art keywords
- gas
- volute chamber
- cylinder body
- water
- outer cylinder
- 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
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a dual flow wet desulfurizing and dust collecting device matched with a combustion device, which is provided with a first volute chamber composed of an inner cylinder body and an outer cylinder body and a second volute chamber composed of the outer cylinder body and a vault shell body, wherein, the upper end of the vault shell body is provided with a gas outlet and the lower end is connected with a water tank; a dusty gas ingress pipe is arranged on the side face of the vault body; two outlets of the ingress pipe respectively extend into the first and the second volute chambers, forming tangential gas inlets. A washing water purifier is connected with the water tank through a water circulating pipe; the device is composed of a water storage tank, a sieve arranged in the water storage tank, an alkali filtering material layer and a partition plate for a pond. The utility model has the advantages of simple structure, convenient assembly and high efficiencies of dust removal and desulfurization.
Description
The utility model relates to a kind of double-current journey wet method sulphur removing and dust removing device, belongs to the device of the smoke treatment that disposes with combustion apparatus.
Industry, heating and domestic boiler can produce a large amount of dust-ladens, contain the flue gas of sulfur dioxide and other harmful substance in the process of combustion fuel, and its exhaust gas discharging will cause serious pollution to atmospheric environment.The device that in the prior art emission treatment of above-mentioned harmful smoke is more generally used mainly contains storage water heater scrubber, cyclonic water film deduster and wet scrubber.The degree of depth that the efficiency of dust collection of storage water heater deduster inserts with the impact velocity of air-flow and shower nozzle increases and improves, but after gas shock speed and shower nozzle insertion depth reached certain value, when continuing to increase again, efficiency of dust collection improved not obvious, and resistance sharply increases.Simultaneously because the little formation of fine dusts particle inertia force is elegant, cause in the gas dustiness higher, and also difficulty of the cleaning behind the dust deposit.The efficiency of dust collection of cyclonic water film deduster is to be determined by the quality that moisture film forms.The quality that moisture film forms depends primarily on the water level in the flue gas flow rate and tank in the helical duct, i.e. the flue gas flow rate of corresponding the best when a certain water level, and flue gas flow rate is low excessively, and the water of formation is lepthymenia, even can not form moisture film; Flue gas flow rate is too high, and the moisture film of formation is too thick, causes the outlet flue gas with water serious, and it realizes the reasonable disposition that water level and flue gas flow rate formation are stable and to obtain best efficiency of dust collection restive.Simultaneously the physical dimension of cyclonic water film deduster also has a direct impact efficiency of dust collection, when the pitch of spiral stream guidance blade, screw diameter design more hour, efficiency of dust collection is high more, but its drag losses is also big more.Wet scrubber relies on impact water bath, centrifugal moisture film dust removal mechanism can reach dust removing effects preferably, but catch the dirt effect and the interception of pernicious gas in the flue gas is captured because of failing to give full play to powder dust particle sedimentation on drop, remove than ubiquity that fine dusts particle efficient is not high, desulfuration efficiency is lower and problem of unstable.
The purpose of this utility model is that the fine dusts particle elimination efficiency that exists at above-mentioned prior art is not high, desulfuration efficiency is unstable, drag losses is high, cleaning sediment difficulty and the low problem of washings utilization rate, and provide a kind of simple in structure, the air resistance loss is little, the double-current journey wet method sulphur removing and dust removing device of good dedusting effect, desulfurization stability and high efficiency.
The technical scheme that realizes above-mentioned purpose is: a kind of double-current journey wet method sulphur removing and dust removing device, and it has a horizontal inner barrel, in the outer setting of this inner barrel the outer cylinder body of one bottom opening is arranged, and constitutes gas first volute chamber between its inside and outside cylindrical shell; Outer setting at outer cylinder body has a upper end to have the lower end, gas outlet to connect the vault housing of tank, constitutes gas second volute chamber between its housing and the outer cylinder body; Be provided with the dusty gas ingress pipe in the side of housing, be provided with horizontal demarcation strip in its ingress pipe, the top that two dusty gas outlets that are made of gas introduction tube and demarcation strip stretch to first volute chamber and second volute chamber respectively constitutes the tangential admission inlet of two volute chambers; Top in second volute chamber is provided with tilting two deflectors up and down and constitutes first volute chamber with the lateral openings at outer cylinder body two ends respectively and be communicated with the gas channel of second volute chamber and the gas channel that second volute chamber is communicated with the gas outlet; Matching with tank is equipped with the washings purifier that is connected of circulating water pipe by the serial connection ash pump, this device by water storage tank with in two-layer screen cloth, alkaline filter material layer and the pond demarcation strip established constitute.
The utility model desulfurizing dust-collector has following advantage:
1, adopt horizontal wet method sulphur removing and dust removing design, simple in structure, compact, configuration is installed conveniently, cost is low.
2, good dedusting effect, particularly obvious to the capture effect than the small particle diameter dust, efficiency of dust collection reaches more than 96%.
3, owing to disposed simple, effective washings purification and basic treatment device, can effectively improve the efficient and the stability of gas sweetening, and improve the cyclic utilization rate of washings, guarantee water quality, stop sewage emissions.
4, utilize the circulation of washings and carry out separating of lime-ash and water by the waterpower screen cloth, the separation of sediment and and cleaning operation easy.
Accompanying drawing is this double-current journey wet method sulphur removing and dust removing device overall structure schematic diagram.
The utility model is described in further detail below in conjunction with accompanying drawing embodiment:
Provide as accompanying drawing, this deduster has the inner barrel 1 of a horizontally set, in the outer setting of inner barrel 1 outer cylinder body 2 of a bottom opening is arranged, and the annular space that inside and outside cylindrical shell is formed constitutes gas first volute chamber.In the outer setting of outer cylinder body 2 housing 3 of a vault is arranged, the upper end of this housing is provided with gas outlet 4, and the lower end connects tank 9, and its housing 3 constitutes gas second volute chamber with the annular space that outer cylinder body is formed.Be provided with dusty gas ingress pipe 8 in the side of housing 3, be provided with demarcation strip 7 in this ingress pipe, make the dusty gas ingress pipe form two gas vents, and stretch to the top of first volute chamber and second volute chamber respectively, constitute the tangential admission mouth of two volute chambers.Top in second volute chamber is provided with tilting deflector 6 and 5, two deflectors and constitutes gas channel that first volute chamber is communicated with second volute chamber is connected gas outlet 4 with second volute chamber gas channel with the lateral openings at outer cylinder body two ends respectively.Provide as accompanying drawing, the housing 3 of this deduster adopts flange to be connected with tank 9, and the opening of its outer cylinder body 2 bottoms is designed to trapezoidal bucket-shaped, also connects by flange.Match with tank 9 and to be equipped with the washings purifier, this device is provided with water storage tank 21, the circulating water pipe 14 that is provided with water distributor 15 in the upper end of water storage tank and do not have stops up ash pump 12 by configuration is connected with the sediment water outlet 10 of tank 9 bottoms, is provided with pure water inlet 22 in the bottom of water storage tank 21 and is connected with the additional water pipe 11 of the washings on tank 9 tops by circulating water pipe 13.The corresponding coarse filtration screen cloth 16 that is in tilted layout that is provided with in top in water storage tank with water distributor, dispose lime-ash discharging slide bucket 19 in the bottom of coarse filtration screen cloth 16, the corresponding fine filtering screen cloth 17 that is provided with in its lower section with the coarse filtration screen cloth, below fine filtering screen cloth 17, be provided with alkaline filter material layer 18, below alkaline filter material layer, be provided with the middle part the excessive pond demarcation strip 20 that rises mouth of clear liquid is set.
When this double-current journey wet method sulphur removing and dust removing device is worked, dusty gas is entered by ingress pipe and is divided into two-way, the dusty gas of 70-80% tangentially enters in first volute chamber, water conservancy diversion through curved channel, the air-flow that rotates is with the liquid level in certain velocity shock washing tank, and the dust of part greater particle size contacts and sedimentation with water.After the flue gas stream that meanwhile has a certain flow rate is impacted the water surface, carry the part water droplet secretly and continue to do ascending motion along the volute chamber, make volute chamber's inwall form moisture film, the powder dust particle of doing ascending motion with gas is subjected to action of centrifugal force and is caught by moisture film.So far catch the double action that dirt and moisture film are caught dirt by impact water bath, the efficiency of dust collection of dusty gas in first volute chamber can reach 85-92%.Gas by first volute chamber is after the lateral openings at outer cylinder body two ends enters second volute chamber, mix with the shunting dusty gas of the other 20-30% that enters by ingress pipe, and increase flowing velocity, because the immixture of gas-liquid two-phase, the collision of powder dust particle and water droplet is strengthened, in second volute chamber, be condensed into bigger dust-laden water droplet and realize gas-liquid separation, it passes through collision in second volute chamber, interception, gas after the dedusting is carried out in multiple action such as centrifugal force and gravity still can form self-priming effect to liquid level in the tank, reaches further dedusting, the purpose of desulfurizing and purifying.Purified gas is discharged by the gas outlet by the gas introduction tube both sides along liter in second volute chamber and dehydration back.Its powder dust particle is delivered to the water distributor of washings purifier upper end by ash pump by the sediment water outlet of bottom of gullet with sediment water, water distributor will contain pulp water and be scattered in equably on the tilted-putted coarse filtration screen cloth, and the lime-ash that is filtered off falls into slide bucket back along screen cloth and discharges.The pulp water that contains after the coarse filtration further removes the gred the back by alkaline filter material layer raising alkalescence by the fine filtering screen cloth, improves water quality, falls in the water storage tank at last.Fall into the interior liquid of water storage tank through post precipitation, peace and quiet liquid is recycled to tank by the excessive mouth that rises of the clear liquid of pond demarcation strip by pure water inlet, realizes recycling of washings.
Claims (1)
1, a kind of double-current journey wet method sulphur removing and dust removing device is characterized in that: it has a horizontal inner barrel (1), in the outer setting of this inner barrel the outer cylinder body (2) of one bottom opening is arranged, and constitutes gas first volute chamber between its inside and outside cylindrical shell; Outer setting at outer cylinder body (2) has a upper end to have lower end, gas outlet (4) to connect the vault housing (3) of tank (9), constitutes gas second volute chamber between its housing and the outer cylinder body; Be provided with dusty gas ingress pipe (8) in the side of housing (3), be provided with horizontal demarcation strip (7) in this ingress pipe, the top that two dusty gas outlets that are made of gas introduction tube and demarcation strip stretch to first volute chamber and second volute chamber respectively constitutes the tangential admission inlet of two volute chambers; Top in second volute chamber is provided with tilting deflector (6) and (5) and constitutes first volute chamber with the lateral openings at outer cylinder body two ends respectively and be communicated with the gas channel of second volute chamber and the gas channel that second volute chamber is communicated with gas outlet (4); Matching with tank (9) is equipped with circulating water pipe (14), the washings purifier that (13) are connected by serial connection ash pump (12), this device by water storage tank (21) and in two-layer screen cloth (16), (17), alkaline filter material layer (18) and pond demarcation strip (20) formation of establishing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00208728 CN2418939Y (en) | 2000-04-20 | 2000-04-20 | Dual flow wet desulfurizing and dust collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00208728 CN2418939Y (en) | 2000-04-20 | 2000-04-20 | Dual flow wet desulfurizing and dust collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2418939Y true CN2418939Y (en) | 2001-02-14 |
Family
ID=33576023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00208728 Expired - Fee Related CN2418939Y (en) | 2000-04-20 | 2000-04-20 | Dual flow wet desulfurizing and dust collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2418939Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108837647A (en) * | 2018-05-31 | 2018-11-20 | 江苏润宇环境工程有限公司 | A kind of petroleum vapor recovery dust-extraction unit |
| CN112439261A (en) * | 2019-08-28 | 2021-03-05 | 鼎朋企业股份有限公司 | Multiple cyclone type dust filtering device |
-
2000
- 2000-04-20 CN CN 00208728 patent/CN2418939Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108837647A (en) * | 2018-05-31 | 2018-11-20 | 江苏润宇环境工程有限公司 | A kind of petroleum vapor recovery dust-extraction unit |
| CN108837647B (en) * | 2018-05-31 | 2023-06-20 | 江苏润宇环境工程有限公司 | Oil gas recovery dust collector |
| CN112439261A (en) * | 2019-08-28 | 2021-03-05 | 鼎朋企业股份有限公司 | Multiple cyclone type dust filtering device |
| CN112439261B (en) * | 2019-08-28 | 2022-12-06 | 鼎朋企业股份有限公司 | Multiple cyclone type dust filtering device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101254399B (en) | High-efficiency low energy consumption desulfurized dust removing equipment | |
| CN2873292Y (en) | High strong water fog desulfurizing dust remover | |
| CN2418939Y (en) | Dual flow wet desulfurizing and dust collecting device | |
| CN2305242Y (en) | Wet composite smoke purifier for boiler | |
| CN108295601B (en) | Dehydrator and high-efficiency water mist multi-pipe cyclone dust removal system | |
| CN107971151B (en) | A kind of liquid film type multicyclone | |
| CN214680873U (en) | Inverted wet dust-removing air washer | |
| CN2276368Y (en) | Double-grade double-side self-excited boiler gas cleaner | |
| CN2547382Y (en) | Wet type dust collector | |
| CN213610529U (en) | Stainless steel whirl tower exhaust-gas treatment equipment | |
| CN210495720U (en) | Double-rotation dust and mist purifying device | |
| CN2309880Y (en) | Desulfurizing dust remover | |
| CN2505710Y (en) | Double-tube cyclone wet flue gas cleaner | |
| CN2450528Y (en) | Soot desulfurizing dust-collector for boiler | |
| CN111672233A (en) | Water curtain device of painting machine | |
| CN2541030Y (en) | High efficiency washing water bath duster | |
| CN2401791Y (en) | Flue gas purifier with prepositioned spraying swirl cylinder water membrane purifying | |
| CN2791047Y (en) | Cokeoven coal-loading coke-discharging dust collector | |
| CN211936212U (en) | Water mist filtering structure applied to stainless steel cyclone tower waste gas treatment equipment | |
| CN2384119Y (en) | Venturi tube water film cyclone dust collector | |
| CN218485536U (en) | Cyclone mixed-motion spray tower | |
| CN217662332U (en) | Novel wet purifier | |
| CN2334477Y (en) | Wet type boiler smoke purifier | |
| CN2551323Y (en) | Cyclone dry-wet integrated smoke purifier | |
| CN218530287U (en) | Novel tube bundle centrifugal dust collector |
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 |