CN205517205U - Novel high -efficient desulfurization dust removal purification device - Google Patents

Novel high -efficient desulfurization dust removal purification device Download PDF

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Publication number
CN205517205U
CN205517205U CN201620234562.7U CN201620234562U CN205517205U CN 205517205 U CN205517205 U CN 205517205U CN 201620234562 U CN201620234562 U CN 201620234562U CN 205517205 U CN205517205 U CN 205517205U
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CN
China
Prior art keywords
circulation
alkali
desulfurization dust
alkali liquor
new
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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
Application number
CN201620234562.7U
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Chinese (zh)
Inventor
任朋
赵诚
王喆
孙毅
朱明宇
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Shenyang Blue Sky Public Energy Saving Environmental Protection Equipment Co ltd
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Shenyang Blue Sky Public Energy Saving Environmental Protection Equipment Co ltd
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Priority to CN201620234562.7U priority Critical patent/CN205517205U/en
Application granted granted Critical
Publication of CN205517205U publication Critical patent/CN205517205U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a novel high -efficient desulfurization dust removal purification device has improved desulfurization dust removal effect effectively, has improved desulfurization dust removal operating efficiency and stability, improvement coal adaptability, makes heating boiler flue gas emission compliance. One side is provided with the flue gas entry on the barrel, and there is the equalization box in flue gas entry UNICOM, and equalization box bottom evenly distributed is connected with venturi, installs a plurality of one -level desulfurization shower nozzles in the equalization box, inside the barrel, the top of equalization box is provided with low -speed venturi tedge, the top of low -speed venturi tedge is provided with the striking breakwater, the top of striking breakwater is provided with the sieve, a plurality of second grade desulfurization shower nozzles are installed to the top of sieve, upper portion is equipped with the defroster in the barrel, barrel upside side is connected with alkali lye circulation feed pipe and the alkali lye liquid pipe that circulate back, and alkali lye circulation feed pipe and alkali lye circulate back liquid manages and be connected circulation alkali case jointly, is connected with the circulation lye pump in the one end of circulation alkali incasement, alkali lye circulation feed pipe, still is equipped with the agitator at circulation alkali incasement.

Description

A kind of new and effective desulfurization dust separation device
Technical field
This utility model belongs to desulfurization and dedusting environmental protection equipment technical field, particularly relates to a kind of new and effective desulfurization dust separation device.
Background technology
China is energy resource consumption big country, is coal production maximum in the world and country of consumption, and China's energy consumption structure based on coal within the longest one period will not change;In conventional energy resource, present many coals few oil deficency present situation;The northern area of China winter severe cold and persistent period are long, mostly use coal-burning boiler heating, one-time investment is low, operating cost is low advantage that it has, and are favored by people;But the flue gas of discharge is one of main reason of atmospheric pollution in coal-burning boiler running.
The atmosphere pollution of discharged from coal-fired boiler mainly has flue dust, sulfur dioxide and nitrogen oxides, and wherein coal-fired SO2 emissions account for more than the 90% of sulfur dioxide (SO2) emissions total amount;Country promulgates new emission standard of air pollutants for boilers, strictly controls total emission volumn;A lot of local governments put into effect local laws and regulations the most in succession, improve with coal-burning boiler sulfur dioxide and flue dust maximum emission limit value requirement;Controlling sulfur dioxide to discharge in a large number, contain acid deposition pollution deterioration trend, air conservation, on coal-burning boiler, application green technology equipment is the important guarantee of purifying smoke.
Summary of the invention
This utility model is aiming at the problems referred to above, makes up the deficiency of existing desulfurization and dedusting technology, it is provided that a kind of new and effective desulfurization dust separation device;This utility model is effectively improved desulfurization and dedusting effect, improves desulfurization and dedusting operational efficiency and stability, raising coal adaptability, makes heating boiler fume emission up to standard.
For achieving the above object, this utility model adopts the following technical scheme that.
A kind of new and effective desulfurization dust separation device of this utility model, including cylinder, its structural feature is: on described cylinder, side is provided with smoke inlet, and smoke inlet is linked with surge tank, the distribution connection of surge tank bottom even has Venturi tube, is provided with multiple first grade desulfurizing shower nozzle in surge tank;Described inner barrel, surge tank be provided above low speed venturi tedge, described low speed venturi tedge be provided above clash into water fender, described shock water fender be provided above sieve plate, described sieve plate be arranged above multiple two-grade desulfurizing shower nozzle, described cylinder internal upper part is provided with demister;On described cylinder, side connects has alkali liquor circulating feeding liquid pipe to circulate liquid back pipe with alkali liquor, described alkali liquor circulating feeding liquid pipe is connected circulation alkali case jointly with alkali liquor circulation liquid back pipe, in circulation alkali case, one end of alkali liquor circulating feeding liquid pipe connects circulation alkali liquid pump, in circulation alkali case, it is additionally provided with agitator, circulation alkali case is respectively equipped with and adds alkali entrance and add water inlet;Described cylinder body bottom is provided with Sedimentation tank and holds concurrently basic, and described cylinder is additionally provided with leakage fluid dram and water inlet, and described alkali liquor circulating feeding liquid pipe is connected with first grade desulfurizing shower nozzle, two-grade desulfurizing shower nozzle respectively.
As a kind of preferred version of the present utility model, the water inlet on described cylinder connects flow control valve.
As another kind of preferred version of the present utility model, described leakage fluid dram is connected by discharging tube lime reaction device.
As another kind of preferred version of the present utility model, described Sedimentation tank foundation bottom of holding concurrently is provided with scraper slag removing machine, and described scraper slag removing machine coordinates with deashing car.
As another kind of preferred version of the present utility model, the top of described cylinder is exhanst gas outlet, and exhanst gas outlet connects air-introduced machine.
As another kind of preferred version of the present utility model, described alkali liquor circulating feeding liquid pipe all uses heat-shrink tube with alkali liquor circulation liquid back pipe.
As another kind of preferred version of the present utility model, described discharging tube uses 316L stainless steel pipe to make.
This utility model beneficial effect.
One provided by the utility model new and effective desulfurization dust separation device, by first grade desulfurizing and the two-grade desulfurizing of alkali liquor circulation form, it is effectively improved desulfurization and dedusting effect, improves desulfurization and dedusting operational efficiency and stability, raising coal adaptability, make heating boiler fume emission up to standard;And the liquid of discharging that this utility model is after desulfurization and dedusting carries out processing the precipitation carrying out solid by-product calcium sulfite and Gypsum Fibrosum also by lime reaction device, recycles.
Accompanying drawing explanation
In order to make this utility model be solved the technical problem that, technical scheme and beneficial effect clearer, below in conjunction with the drawings and the specific embodiments, this utility model is further elaborated.Should be appreciated that detailed description of the invention described herein, only in order to explain this utility model, is not used to limit this utility model.
Fig. 1 is the overall structure schematic diagram of a kind of new and effective desulfurization dust separation device of this utility model.
Labelling in figure: 1 is circulation alkali case, 2 is agitator, 3 is circulation alkali liquid pump, 4 circulate liquid back pipe for alkali liquor, 5 is alkali liquor circulating feeding liquid pipe, 6 is smoke inlet, 7 is cylinder, 8 is air-introduced machine, 9 is demister, 10 is two-grade desulfurizing shower nozzle, 11 is sieve plate, 12 for clashing into water fender, 13 is surge tank, 14 is water inlet, 15 is flow control valve, 16 is low speed venturi tedge, 17 is leakage fluid dram, 18 is first grade desulfurizing shower nozzle, 19 is Venturi tube, 20 is the double basis of Sedimentation tank, 21 is scraper slag removing machine, 22 is discharging tube, 23 is deashing car, 24 is lime reaction device.
Detailed description of the invention
Shown in Figure 1, a kind of new and effective desulfurization dust separation device of this utility model, including cylinder 7, its structural feature is: on described cylinder 7, side is provided with smoke inlet 6, smoke inlet 6 is linked with surge tank 13, the distribution connection of surge tank 13 bottom even has Venturi tube 19, is provided with multiple first grade desulfurizing shower nozzle 18 in surge tank 13;Described cylinder 7 is internal, surge tank 13 be provided above low speed venturi tedge 16, described low speed venturi tedge 16 be provided above clash into water fender 12, described shock water fender 12 be provided above sieve plate 11, described sieve plate 11 be arranged above multiple two-grade desulfurizing shower nozzle 10, described cylinder 7 internal upper part is provided with demister 9;On described cylinder 7, side connects has alkali liquor circulating feeding liquid pipe 5 to circulate liquid back pipe 4 with alkali liquor, described alkali liquor circulating feeding liquid pipe is connected circulation alkali case jointly with alkali liquor circulation liquid back pipe, in circulation alkali case, one end of alkali liquor circulating feeding liquid pipe 5 connects circulation alkali liquid pump 3, in circulation alkali case 1, it is additionally provided with agitator 2, circulation alkali case 1 is respectively equipped with and adds alkali entrance and add water inlet;Being provided with the double basis 20 of Sedimentation tank bottom described cylinder 7, described cylinder 7 is additionally provided with leakage fluid dram 17 and water inlet 14, described alkali liquor circulating feeding liquid pipe 5 is connected with first grade desulfurizing shower nozzle 18, two-grade desulfurizing shower nozzle 10 respectively.
Water inlet 14 on described cylinder 7 connects flow control valve 15.
Described leakage fluid dram 17 is connected by discharging tube 22 lime reaction device 24;Discharge can be contained absorption SO by described lime reaction device 242Aqueous slkali regeneration cycle use, the SO in aqueous slkali2Generation solid by-product calcium sulfite and Gypsum Fibrosum can be separated out as gypsum, can recycle.
Described Sedimentation tank is provided with scraper slag removing machine 21 bottom double basis 20, and described scraper slag removing machine 21 coordinates with deashing car 23;By deashing car 23 with the use of, can be collected by flue dust, the lime-ash that carry out in time being cleared up by scraper slag removing machine 21, concentrate remove.
The top of described cylinder 7 is exhanst gas outlet, and exhanst gas outlet connects air-introduced machine 8.
Described alkali liquor circulating feeding liquid pipe 5 all uses heat-shrink tube with alkali liquor circulation liquid back pipe 4.
Described discharging tube 22 uses 316L stainless steel pipe to make;Described 316L stainless steel pipe has good corrosion resistance.
In conjunction with the technical solution of the utility model and the purification process of accompanying drawing summary desulfurization and dedusting: (1) dedusting: flue gas is entered surge tank 13 by smoke inlet 6, the downward high-speed motion of Venturi tube 19 through the distribution of surge tank 13 bottom even, turn back upwards after meeting the water surface, under the effect of inertia force, the flue dust in flue gas is captured after meeting the water surface, the flue gas flowed out due to multiple Venturi tubes 19 churns the surface, the flue dust being captured is made quickly to be soaked in water and sink at the bottom of pond, flue dust after collection is concentrated removing by scraper slag removing machine 21, then is transported by deashing car 23;Efficiency of dust collection can reach 98%.
(2) desulfurization: flue gas is entered surge tank 13 by smoke inlet 6, sprays into flue gas by first grade desulfurizing shower nozzle 18 by alkali liquor, carries out first grade desulfurizing;The alkali liquor of ejection and flue gas are mixed into Venturi tube 19, and in Venturi tube 19 in flow process, flue gas uniformly mixes with alkali liquor, the humidified granulation of small flue dust in flue gas, the SO in flue gas2By alkali liquor absorption.Flue gas after desulfurization, dedusting moves upward, enter low speed venturi tedge 16, flue gas meets with shock water fender 12 after flowing out low speed venturi tedge 16 with the mixture of water smoke, is knocked the alkali liquor got off and droplet moves downward, come together in bottom and discharge through leakage fluid dram 17.Flue gas after first grade desulfurizing continues up, and meets with sieve plate 11, removes the water in flue gas again;Flue gas continues up, meets with two-grade desulfurizing shower nozzle 10, carries out two-grade desulfurizing, removes tiny water smoke in flue gas after demister 9, and the air-introduced machine 8 that the flue gas after purification is connected by the exhanst gas outlet on cylinder 7 top is discharged.
It is understandable that, above with respect to specific descriptions of the present utility model, it is merely to illustrate this utility model and is not limited to the technical scheme described by this utility model embodiment, it will be understood by those within the art that, still this utility model can be modified or equivalent, to reach identical technique effect;Needs are used, all within protection domain of the present utility model as long as meeting.

Claims (7)

1. a new and effective desulfurization dust separation device, including cylinder (7), it is characterized in that: the upper side of described cylinder (7) is provided with smoke inlet (6), smoke inlet (6) is linked with surge tank (13), the distribution connection of surge tank (13) bottom even has Venturi tube (19), is provided with multiple first grade desulfurizing shower nozzle (18) in surge tank (13);Described cylinder (7) is internal, surge tank (13) be provided above low speed venturi tedge (16), described low speed venturi tedge (16) be provided above clash into water fender (12), described shock water fender (12) be provided above sieve plate (11), described sieve plate (11) be arranged above multiple two-grade desulfurizing shower nozzle (10), described cylinder (7) internal upper part is provided with demister (9);The upper side of described cylinder (7) connects alkali liquor circulating feeding liquid pipe (5) and alkali liquor circulation liquid back pipe (4), described alkali liquor circulating feeding liquid pipe (5) is connected circulation alkali case (1) jointly with alkali liquor circulation liquid back pipe (4), in circulation alkali case (1), one end of alkali liquor circulating feeding liquid pipe (5) connects circulation alkali liquid pump (3), in circulation alkali case (1), it is additionally provided with agitator (2), circulation alkali case (1) is respectively equipped with and adds alkali entrance and add water inlet;Described cylinder (7) bottom is provided with Sedimentation tank and holds concurrently basic (20), being additionally provided with leakage fluid dram (17) and water inlet (14) on described cylinder (7), described alkali liquor circulating feeding liquid pipe (5) is connected with first grade desulfurizing shower nozzle (18), two-grade desulfurizing shower nozzle (10) respectively.
One the most according to claim 1 new and effective desulfurization dust separation device, it is characterised in that: the water inlet (14) on described cylinder (7) connects flow control valve (15).
One the most according to claim 1 new and effective desulfurization dust separation device, it is characterised in that: described leakage fluid dram (17) is connected by discharging tube (22) lime reaction device (24).
One the most according to claim 1 new and effective desulfurization dust separation device, it is characterised in that: described Sedimentation tank double basis (20) bottom is provided with scraper slag removing machine (21), and described scraper slag removing machine (21) coordinates with deashing car (23).
One the most according to claim 1 new and effective desulfurization dust separation device, it is characterised in that: the top of described cylinder (7) is exhanst gas outlet, and exhanst gas outlet connects air-introduced machine (8).
One the most according to claim 1 new and effective desulfurization dust separation device, it is characterised in that: described alkali liquor circulating feeding liquid pipe (5) all uses heat-shrink tube with alkali liquor circulation liquid back pipe (4).
One the most according to claim 3 new and effective desulfurization dust separation device, it is characterised in that: described discharging tube (22) uses 316L stainless steel pipe to make.
CN201620234562.7U 2016-03-25 2016-03-25 Novel high -efficient desulfurization dust removal purification device Expired - Fee Related CN205517205U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620234562.7U CN205517205U (en) 2016-03-25 2016-03-25 Novel high -efficient desulfurization dust removal purification device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620234562.7U CN205517205U (en) 2016-03-25 2016-03-25 Novel high -efficient desulfurization dust removal purification device

Publications (1)

Publication Number Publication Date
CN205517205U true CN205517205U (en) 2016-08-31

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113069902A (en) * 2021-03-31 2021-07-06 沈少华 High-pressure fine water mist desulfurization treatment equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113069902A (en) * 2021-03-31 2021-07-06 沈少华 High-pressure fine water mist desulfurization treatment equipment

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Granted publication date: 20160831

Termination date: 20190325