CN204395710U - Cyclonic water film deduster - Google Patents

Cyclonic water film deduster Download PDF

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Publication number
CN204395710U
CN204395710U CN201520004733.2U CN201520004733U CN204395710U CN 204395710 U CN204395710 U CN 204395710U CN 201520004733 U CN201520004733 U CN 201520004733U CN 204395710 U CN204395710 U CN 204395710U
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CN
China
Prior art keywords
water
hollow cylinder
inlet channel
scroll casing
casing type
Prior art date
Application number
CN201520004733.2U
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Chinese (zh)
Inventor
李斌水
李连峰
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精晶药业股份有限公司
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Priority to CN201520004733.2U priority Critical patent/CN204395710U/en
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Publication of CN204395710U publication Critical patent/CN204395710U/en

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Abstract

The utility model discloses a kind of cyclonic water film deduster, relate to chemical industry technical field of dust removal equipment.The utility model comprises hollow cylinder, cone cylinder, air inlet, blast pipe, shower nozzle, described hollow cylinder top is scroll casing type inlet channel, the top of scroll casing type inlet channel is water tank, the center of hollow cylinder is vertically located at by blast pipe, and blast pipe contacts with the water surface in lower face cone cylinder through water tank, hollow cylinder from upper; Described scroll casing type inlet channel roof and hollow cylinder madial wall joint and be evenly equipped with some gaps downstream with exhaust tube wall joint circumference; Shower nozzle is located at the center in air inlet cross section, and shower nozzle is communicated with water pump, water tank by pipeline, can spray umbrella water smoke in scroll casing type inlet channel; Spiral guide plate is vertically provided with along hollow cylinder inwall.Its structure is simple, volume is little, cost of manufacture is low, desulfurization and dedusting is effective, can solve problems of the prior art.

Description

Cyclonic water film deduster
Technical field
The utility model relates to chemical industry technical field of dust removal equipment, particularly a kind of cyclonic water film deduster.
Background technology
Existing cleaner kind is a lot, such as: boiler dust removal equipment, desulfurating dust-removing equipment, whirlwind, dust removal with desulfurization by water film unit equipment etc., cyclone dust collectors are the devices utilizing swirling eddy generation centrifugal force that grit is separated from air-flow, wet desulfurizing dust-remover is very general in sulfurous gas field of purification, its general principle adopts spray alkaline solution or be furnished with alkaline solution moisture film on dedusting wall or dividing plate, the certain velocity shock water film surface of flue gas reacts with it, reaches the object of dust-removal and desulfurizing.At present, single cleaner dedusting, desulfurized effect are poor, can not show a candle to cyclonic water film deduster, can not meet the requirement of real environmental protection to flue dust and desulfurization in exhaust; With the water dust scrubber of Venturi tube, its water distribution is not too even, and having most flue gas can not contact with water, and the chance that flue gas takes a shorter way is larger, and dedusting, desulfurized effect also can not show a candle to cyclonic water film deduster, once lack of water, do not have dust removing effects; In whirlwind wet desulfurizing dust-remover, the contact area of flue gas and moisture film is limited, and affect the contact of sulfurous gas and water, desulfurized effect is poor; The desulfurizing dust-collector of fiberglass, its internal structure is complicated, and cigarette resistance is large especially, once lack of water has not a particle of dust removing effects; And knockdown desulfurating dust-removing equipment not only cost is very high, and floor space is large, long in time limit, can not adapt to country and forbid to soil the situation that controls to take.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of cyclonic water film deduster, and its structure is simple, volume is little, floor space is few, cost of manufacture is low, desulfurization and dedusting is effective, can solve problems of the prior art.
For solving the problems of the technologies described above, technical solution adopted in the utility model is: a kind of cyclonic water film deduster, comprise hollow cylinder, cone cylinder, air inlet, blast pipe, shower nozzle, described hollow cylinder top is scroll casing type inlet channel, the top of scroll casing type inlet channel is water tank, the center of hollow cylinder is vertically located at by blast pipe, and blast pipe contacts with the water surface in lower face cone cylinder through water tank, hollow cylinder from upper; Described scroll casing type inlet channel roof and hollow cylinder madial wall joint and be evenly equipped with some gaps downstream with exhaust tube wall joint circumference; Shower nozzle is located at the center in air inlet cross section, and shower nozzle is communicated with water pump, water tank by pipeline, can spray umbrella water smoke in scroll casing type inlet channel; Spiral guide plate is vertically provided with along hollow cylinder inwall.
The upper end of described spiral guide plate arises from the air inlet place of scroll casing type inlet channel, and its lower end terminates in the top edge of cone cylinder.
Described gap is downstream oblong aperture, and width is 2mm, and length is 20-50mm.
The beneficial effect adopting technique scheme to produce is:
One, in the utility model, flue gas is first through scroll casing type inlet channel, water edge downstream gap is formed along wall water bar diverging flow from top to bottom, form uniform water film at deduster inwall and exhaust tube wall, flue gas along in the process of wall rotation, fully contacts wetting with moisture film in deduster, and be separated dust granules, absorb the tobacco tar in flue gas, after the part sulfur dioxide in flue gas is contacted with water, form sulfuric acid, play desulfidation;
Two, the spiral guide plate arranged in hollow cylinder, can make flue gas along the wall rotational flow of deduster, flue gas is fully contacted with water; And make water even laminar flow after spiral guide plate of getting off along deduster inwall, flue gas can more be contacted with moisture film, and flue dust and the cigarette oily substance of water absorption are more, dedusting and desulfurized effect better; At the end of spiral guide plate, current form the waterfall type curtain of rain, and be again that flue gas is entering the only way which must be passed of boring cylinder and rotating afterwards, flue gas is further made again to contact with water, further absorption tobacco tar and moistened dust particle, make that dust granules is easier to be separated in rotation, another plays dedusting, smoke abatement, desulfidation;
Three, shower nozzle is in the middle position at scroll casing type inlet channel air inlet place, and shower nozzle ejection umbrella water smoke is the only way which must be passed of flue gas, water smoke can with flue gas uniform contact, wetting flue gas, reduces cigarette temperature, for further dedusting and desulfurization lay the first stone below.
It is high that the utility model had both solved investment cost, the problem that land occupation area is large, can meet again the requirement of environmental protection to environment, achieve many things at one stroke, have significant economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the structural representation of scroll casing type inlet channel roof in Fig. 1;
In figure: 1, blast pipe; 2, water tank; 3, scroll casing type inlet channel; 4, shower nozzle; 5, air inlet; 6, gap downstream; 7, spiral guide plate; 8, cylinder is bored; 9, hollow cylinder.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
See Fig. 1, Fig. 2, the utility model comprises hollow cylinder 9, cone cylinder 8, air inlet 5, blast pipe 1, shower nozzle 4, described hollow cylinder 9 top is scroll casing type inlet channel 3, the top of scroll casing type inlet channel 3 is water tank 2, the center of hollow cylinder 9 is vertically located at by blast pipe 1, and blast pipe 1 contacts with the water surface in lower face cone cylinder 8 through water tank 2, hollow cylinder 9 from upper; Described scroll casing type inlet channel 3 roof and hollow cylinder 9 madial wall joint and be evenly equipped with some gaps downstream 6 with exhaust tube wall joint circumference; Shower nozzle 4 is located at the center in air inlet 5 cross section, and shower nozzle 4 is communicated with water pump, water tank by pipeline, can spray umbrella water smoke in scroll casing type inlet channel 3; Spiral guide plate 7 is vertically provided with along hollow cylinder 9 inwall.
Concrete, the upper end of described spiral guide plate 7 arises from air inlet 5 place of scroll casing type inlet channel 3, and its lower end terminates in the top edge of cone cylinder 8.
Wherein, described gap downstream 6 is oblong aperture, and width is 2mm, and length is 20-50mm.
The principle design that the utility model rotates according to whirlwind, spiral guide plate 7 is had in it, flue gas exhaust pipe 1 is deep into cone cylinder 8, directly contact with the water surface, scroll casing type inlet channel 3 roof is provided with gap 6 downstream, can enter scroll casing type inlet channel 3 from the water of water tank 2 along gap 6 downstream, and form moisture film along scroll casing type inlet channel 3 inwall and the downward diverging flow of exhaust tube wall, in flow of flue gas, it is more even that moisture film is formed, the tobacco tar advantageously in absorption flue gas and granule dust.In the central authorities of the air inlet 5 of deduster, shower nozzle 4 is installed, shower nozzle 4 can along flue gas approach axis following current atomized water spray, enable flue gas and the comprehensive uniform contact of water smoke, dust in its flue gas is owing to becoming heavier with the contact of water smoke, easier to be separated from the gas in rotary course, reach better dust removing effects.Because blast pipe 1 is deep into below the water surface, remaining cigarette oily substance in flue gas is contacted with water again, and the cigarette oily substance in flue gas incorporates in water, and then makes the flue gas of discharge purer.Due to flue gas and water repeatedly repeat contact, the sulphur in flue gas and water fully react, and form sulfuric acid, also reach the object of desulfurization.Simultaneously owing to there being moisture film, decrease the wearing and tearing of dust to equipment, relatively extend the service life of equipment.
In the utility model, spiral guide plate 7 is arranged along hollow cylinder 9 inwall and exhaust tube wall spiral, and its effect is: flue gas 1. can be made along the inwall rotational flow of deduster, the time that prolong smoke contacts with water; The water distribution of 2. getting off along deduster inwall and exhaust tube wall evenly and flow to the even laminar flow of guide plate, makes flue gas more contact with moisture film, the flue dust be only absorbed by the water and cigarette oily substance more, dedusting and desulfurized effect better; 3. at the end of spiral guide plate 7, current define the curtain of rain, it is again the only way which must be passed that flue gas rotates after entering cone cylinder 8, flue gas is further made again to contact with water, further absorption tobacco tar and moistened dust particle, make that dust granules is easier to be separated in rotation, another plays dedusting, smoke abatement, desulfidation.
Gap 6 processes when processing this deduster downstream, see Fig. 3, namely when the roof blanking of scroll casing type inlet channel 3, along some gaps downstream 6 in groove-like be evenly distributed of cutting out in week, the width in its every bar gap 6 is downstream 2mm, and length is 20-50mm; The part of the roof projection of scroll casing type inlet channel 3 and hollow cylinder 9 inwall and blast pipe 1 outer wall is real weld, water can from water tank 2 along gap 6 downstream from top to bottom diverging flow at hollow cylinder 9 inwall and blast pipe 1 outer wall formation uniform water film.Flue gas contacts with moisture film and soaks and be separated dust granules in the process rotated along wall, absorbs the tobacco tar in flue gas, makes the part sulfur dioxide in flue gas and water effect form sulfuric acid, play desulfidation.
Shower nozzle 4 is at air inlet 5 place of this deduster, see Fig. 1, Fig. 2, it is in the middle position of the entrance of cyclonic water film deduster, it is the only way which must be passed of flue gas, the water that shower nozzle 4 sprays is umbrella shape, and its effect is can uniform and smoke contacts relatively comprehensively, wetting flue gas, reduce cigarette temperature, the effect of further dedusting and desulfurization after can improving.
This deduster dust removal process is utilized to be: flue gas enters from air inlet 5, through shower nozzle 4 rough dusting, through scroll casing type inlet channel 3, and is rotated down along spiral guide plate 7 spiral in hollow cylinder 9; The downstream gap 6 of water from water tank along the roof of scroll casing type inlet channel 3 flows down, through repeatedly fully contacting with the curtain of rain of the laminar flow moisture film on the moisture film of hollow cylinder 9 inwall and blast pipe 1 outer wall, spiral guide plate 7, spiral guide plate 7 end, enter blast pipe again with after the water surface making contact in cone cylinder 8, above blast pipe, discharge pure gas.

Claims (3)

1. a cyclonic water film deduster, comprise hollow cylinder (9), cone cylinder (8), air inlet (5), blast pipe (1), shower nozzle (4), it is characterized in that, described hollow cylinder (9) top is scroll casing type inlet channel (3), the top of scroll casing type inlet channel (3) is water tank (2), the center of hollow cylinder (9) is vertically located at by blast pipe (1), and blast pipe (1) contacts with the water surface in lower face cone cylinder (8) through water tank (2), hollow cylinder (9) from upper; Described scroll casing type inlet channel (3) roof and hollow cylinder (9) madial wall joint and be evenly equipped with some gaps downstream (6) with exhaust tube wall joint circumference; Shower nozzle (4) is located at the center in air inlet (5) cross section, and shower nozzle (4) is communicated with water pump, water tank by pipeline, can spray umbrella water smoke in scroll casing type inlet channel (3); Spiral guide plate (7) is vertically provided with along hollow cylinder (9) inwall.
2. cyclonic water film deduster according to claim 1, is characterized in that, the upper end of described spiral guide plate (7) arises from air inlet (5) place of scroll casing type inlet channel (3), and its lower end terminates in the top edge of cone cylinder (8).
3. cyclonic water film deduster according to claim 1, is characterized in that, described gap downstream (6) is oblong aperture, and width is 2mm, and length is 20-50mm.
CN201520004733.2U 2015-01-06 2015-01-06 Cyclonic water film deduster CN204395710U (en)

Priority Applications (1)

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CN201520004733.2U CN204395710U (en) 2015-01-06 2015-01-06 Cyclonic water film deduster

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Application Number Priority Date Filing Date Title
CN201520004733.2U CN204395710U (en) 2015-01-06 2015-01-06 Cyclonic water film deduster

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Publication Number Publication Date
CN204395710U true CN204395710U (en) 2015-06-17

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CN201520004733.2U CN204395710U (en) 2015-01-06 2015-01-06 Cyclonic water film deduster

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104923022A (en) * 2015-06-27 2015-09-23 诸城市良工机械有限公司 High-efficiency, energy-saving and environment-friendly dedusting pipeline
CN105363336A (en) * 2015-12-10 2016-03-02 广东石油化工学院 Gas liquid-membrane cyclone purifier
CN105435567A (en) * 2015-11-29 2016-03-30 洛阳绿仁环保设备有限公司 Dust removal device for beneficiation
CN107376560A (en) * 2017-07-28 2017-11-24 成都新力佳科技有限公司 One kind removes haze device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104923022A (en) * 2015-06-27 2015-09-23 诸城市良工机械有限公司 High-efficiency, energy-saving and environment-friendly dedusting pipeline
CN105435567A (en) * 2015-11-29 2016-03-30 洛阳绿仁环保设备有限公司 Dust removal device for beneficiation
CN105363336A (en) * 2015-12-10 2016-03-02 广东石油化工学院 Gas liquid-membrane cyclone purifier
CN107376560A (en) * 2017-07-28 2017-11-24 成都新力佳科技有限公司 One kind removes haze device
CN107376560B (en) * 2017-07-28 2020-10-30 浙江坤邦机械有限公司 Remove haze device

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