CN204447645U - A kind of whirlwind atomizing desulfurizing dust-collector - Google Patents

A kind of whirlwind atomizing desulfurizing dust-collector Download PDF

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CN204447645U
CN204447645U CN201520027279.2U CN201520027279U CN204447645U CN 204447645 U CN204447645 U CN 204447645U CN 201520027279 U CN201520027279 U CN 201520027279U CN 204447645 U CN204447645 U CN 204447645U
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cyclone separator
purifying tube
dust
clean room
buffering hopper
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CN201520027279.2U
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刘凤强
刘玉芳
刘朝慧
陈立均
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刘凤强
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Abstract

The utility model relates to a kind of whirlwind atomizing desulfurizing dust-collector, comprise purifying tube, buffering hopper, discharge device, demister, clean room and exhaust opening, buffering hopper is connected bottom described purifying tube, buffering hopper bottom connects discharge device again, demister and clean room are equipped with in purifying tube top, and top, clean room has exhaust opening; Described purifying tube lower sides is equipped with cyclone separator, and the entrance of cyclone separator is circular, exports as rectangle, and cyclone separator from the inlet to the outlet sidewall all slope inwardly, make cyclone separator from the inlet to the outlet in diminishing trend; Described purifying tube inwall is evenly placed with sprayer unit from top to bottom in the position relative with cyclone separator, and sprayer unit is connected with liquid feed device.The utility model takes cyclone dust removal, spraying combines, can reach that desulfurization dust-removing efficiency is high, non-secondary pollution, operation automation, economical and practical object.

Description

A kind of whirlwind atomizing desulfurizing dust-collector
Technical field
The utility model belongs to field of environment protection equipment, relates to a kind of desulfurating dust-removing equipment, particularly be a kind of whirlwind atomizing desulfurizing dust-collector.
Background technology
The fuel (fire coal or coal dust etc.) of Industrial Boiler is by stove combustion, the overwhelming majority combustible can in stove after-flame, but part incombustible (mainly ash content) is by high temperature action partial melting, be subject to its surface tension effects simultaneously, form a large amount of tiny spheric granules, under the draft effect of boiler tail air-introduced machine, stay to stove tail with flue gas.Domestic kinds of schemes of taking is to slightly bulky grain wherein at present, and dedusting obtains effective realization, but produces little effect for the dedusting of the sulfide in fine dusts and flue gas, desulfurization.These dust and compound thinner, the time aloft stopped is longer, if do not processed timely and effectively them, the not only direct hardware to boiler rear portion is caused corrosion or blocking, and health is worked the mischief, ecological environment is polluted, social benefit is impacted.Therefore, national Air Pollution Prevention Law requires that various boiler and boiler for producing producer must support the use smoke elimination, desulfurization, deduster.But current existing deduster function ratio is more single, the dust can only removed in flue gas had, what have can carry out desulfurization to the sulfide in flue gas, but there is no the equipment that simultaneously can carry out dedusting, desulfurization to flue gas, therefore, need to further improve existing cleaner.
Summary of the invention
The purpose of this utility model is for above technical problem, provides a kind of whirlwind atomizing desulfurizing dust-collector, solves existing deduster function ratio more single, thoroughly can not process flue gas, make flue gas easily to the problem that ecological environment pollutes.
The utility model adopted technical scheme of dealing with problems is: whirlwind atomizing desulfurizing dust-collector, comprise purifying tube, buffering hopper, discharge device, demister, clean room and exhaust opening, buffering hopper is connected bottom described purifying tube, buffering hopper bottom connects discharge device again, demister and clean room are equipped with in purifying tube top, and top, clean room has exhaust opening; Described purifying tube lower sides is equipped with cyclone separator, and the entrance of cyclone separator is circular, exports as rectangle, and cyclone separator from the inlet to the outlet sidewall all slope inwardly, make cyclone separator from the inlet to the outlet in diminishing trend; Described purifying tube inwall is evenly placed with sprayer unit from top to bottom in the position relative with cyclone separator, and sprayer unit is connected with liquid feed device.
Further, the intilted angle of sidewall of described cyclone separator is 15-20 °.
Adopt the good effect of technique scheme: the utility model takes cyclone dust removal, spraying combines, be integrate smoke elimination, dedusting, desulfurization, from row, the compound automatic desulfation dust-extraction device of hydraulic control, can reach that desulfurization dust-removing efficiency is high, non-secondary pollution, operation automation, economical and practical object; In addition, the utility model has carried out further improvement to cyclone separator, and when the spin intensity both having enhanced air-flow in turn ensure that grit rebounds, absolute refraction down, is applicable to building air flow power field, and smoke elimination, desulfurization, dust removing effects are remarkable.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure schematic diagram;
Fig. 2 is the top view of cyclone separator in Fig. 1.
In figure, 1 purifying tube, 2 buffering hoppers, 3 discharge devices, 4 demisters, 5 clean rooms, 6 exhaust openings, 7 cyclone separators, 8 sprayer units, 9 liquid feed devices.
Detailed description of the invention
Below in conjunction with accompanying drawing, the technical solution of the utility model is described further, but should not be construed as restriction of the present utility model:
Fig. 1 is the utility model overall structure schematic diagram, Fig. 2 is the top view of cyclone separator in Fig. 1, shown in composition graphs 1, Fig. 2, whirlwind atomizing desulfurizing dust-collector, comprise purifying tube 1, buffering hopper 2, discharge device 3, demister 4, clean room 5 and exhaust opening 6, connect buffering hopper 2 bottom described purifying tube 1, buffering hopper 2 bottom connects again discharge device 3, demister 4 and clean room 4 are equipped with in purifying tube 1 top, and top, clean room 4 has exhaust opening 6.The shell of purifying tube adopts metal material to make, and stud with nonmetallic materials lining body in cylinder, lining body by mould ramming, and makes helical corrugation shape.Buffering hopper, with reference to as above purifying cylindrical shell, shell metalwork, liner is that nonmetallic materials lining system becomes, and interior surface is smooth, and lower end is that cone is tapered.Buffering hopper is connected by flange standard component with purifying tube.Discharge device, changing in the past consistent manual operation pattern is: be provided with pulse electric device, can set at random, automatically adjust according to the situation of load and withdrawal rate.Demister, adopts stainless steel material, makes multistage rotary vane type structure, effectively can realize gas-liquid separation.Air-purifying chamber, adopts metal material to make contracting taper, to guarantee the unobstructed of exhanst gas outlet.Flue control valve is equipped with at exhaust opening place, by damper with reach actuator and jointly form, can automatically adjust according to payload and exhaust gas volumn situation, change traditional drawback that will not regulate, flue gas after process is discharged from exhaust opening, and the material after precipitation then enters discharge device.
Described purifying tube 1 lower sides is equipped with cyclone separator 7, the entrance of cyclone separator 7 is circular, outlet is rectangle, and cyclone separator 7 from the inlet to the outlet sidewall all slope inwardly, make cyclone separator 7 from the inlet to the outlet in diminishing trend, the flue gas entered is oriented in a tangential direction and enters purifying tube by purifying tube bottom, and take spiralling mode, both when the spin intensity having enhanced air-flow in turn ensure that grit rebounds, absolute refraction down, is applicable to building air flow power field.Further, the intilted angle of sidewall of described cyclone separator 7 is 15-20 °.Described purifying tube 1 inwall is evenly placed with sprayer unit 8 from top to bottom in the position relative with cyclone separator 7, and sprayer unit 8 is connected with liquid feed device 9.Sprayer unit, comprises nozzle, magnetic valve and carrys out liquid pipeline, and its nozzle adopts corrosion-resistant, resistant to elevated temperatures dedicated ceramic core to make, and its hydrojet can select neutral water or alkali lye etc. according to desulfurization degree needed for user.Nozzle is installed and unanimously with primary air direction should be formed and flow, and does not touch madial wall for standard with power stream.Liquid feed device system support has water level (or alkali lye liquid level) electrode, overflow pipe, ball-cock assembly, magnetic valve etc., for supplementing water (or solution) and control liquid level.The existence of sprayer unit, makes liquid stream and flue gas be formed and flows, mutually collides, forming a kind of liquid film, make dust under the influence of centrifugal force, contact be captured with liquid film at purifying tube inner surface.It effectively prevent dust and rebounds at purifying tube inwall, the reentrainment of dust caused such as to wash away, and makes this part dust directly fall into buffering hopper, overcomes the deficiency that other water film dedusting equipment easily bring dust into exhanst gas outlet.And the fines that those are not yet captured are subject to the effect of upper nozzle hydrojet again, be finally captured, be cleaned.It enters from above than air-flow and nozzle greatly reduces with the spray mode and auto-excitation type moisture film dedusting method water consumption being placed in top; Smoke elimination, desulfurization, dust removing effects are remarkable.Discharge after desulfurization, dedusting, according to solubization and can utilize principle, enters sedimentation basin or circulation line targetedly.Every device of the present utility model all can realize automatically controlling and realizing chain.Safe and reliable, be convenient to modern management.
During use, flue gas enters from cyclone separator round entrance, discharges from rectangular outlet, some granule dusts precipitate, and in the process upwards run at flue gas, running into the sweetening liq of sprayer unit ejection, the flue gas after desulfurization is upwards discharged from exhaust opening after demist purification.The utility model takes cyclone dust removal, spraying combines, be integrate smoke elimination, dedusting, desulfurization, from row, the compound automatic desulfation dust-extraction device of hydraulic control, can reach that desulfurization dust-removing efficiency is high, non-secondary pollution, operation automation, economical and practical object.

Claims (2)

1. a whirlwind atomizing desulfurizing dust-collector, comprise purifying tube (1), buffering hopper (2), discharge device (3), demister (4), clean room (5) and exhaust opening (6), described purifying tube (1) bottom connects buffering hopper (2), buffering hopper (2) bottom connects again discharge device (3), demister (4) and clean room (4) are equipped with in purifying tube (1) top, clean room (4) top has exhaust opening (6), it is characterized in that: described purifying tube (1) lower sides is equipped with cyclone separator (7), the entrance of cyclone separator (7) is circular, outlet is rectangle, and cyclone separator (7) from the inlet to the outlet sidewall all slope inwardly, make cyclone separator (7) from the inlet to the outlet in diminishing trend, described purifying tube (1) inwall is evenly placed with sprayer unit (8) from top to bottom in the position relative with cyclone separator (7), and sprayer unit (8) is connected with liquid feed device (9).
2. whirlwind atomizing desulfurizing dust-collector according to claim 1, is characterized in that: the intilted angle of sidewall of described cyclone separator (7) is 15-20 °.
CN201520027279.2U 2015-01-15 2015-01-15 A kind of whirlwind atomizing desulfurizing dust-collector Active CN204447645U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107023846A (en) * 2016-01-29 2017-08-08 王储 A kind of dedusting, desulfurization, the combustion apparatus of denitrogenation
CN109499238A (en) * 2018-11-09 2019-03-22 漳州微水环保科技有限公司 The purification system for the flue gas that Dual-barrel rotary kiln harmlessness disposing chromium-bearing sludge generates

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107023846A (en) * 2016-01-29 2017-08-08 王储 A kind of dedusting, desulfurization, the combustion apparatus of denitrogenation
CN109499238A (en) * 2018-11-09 2019-03-22 漳州微水环保科技有限公司 The purification system for the flue gas that Dual-barrel rotary kiln harmlessness disposing chromium-bearing sludge generates

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