CN107551765A - Boiler waste gas processing system - Google Patents

Boiler waste gas processing system Download PDF

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Publication number
CN107551765A
CN107551765A CN201710672328.1A CN201710672328A CN107551765A CN 107551765 A CN107551765 A CN 107551765A CN 201710672328 A CN201710672328 A CN 201710672328A CN 107551765 A CN107551765 A CN 107551765A
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CN
China
Prior art keywords
absorption tower
spray
machine
air
waste gas
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.)
Pending
Application number
CN201710672328.1A
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Chinese (zh)
Inventor
沈利翔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Aviation People Small City Thermal Power Co Ltd
Original Assignee
Hangzhou Aviation People Small City Thermal Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hangzhou Aviation People Small City Thermal Power Co Ltd filed Critical Hangzhou Aviation People Small City Thermal Power Co Ltd
Priority to CN201710672328.1A priority Critical patent/CN107551765A/en
Publication of CN107551765A publication Critical patent/CN107551765A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a kind of boiler waste gas processing system, including being connected the flue set with boiler, flue is provided with cleaner, cleaner connects air-introduced machine, air-introduced machine connects chimney and absorption tower respectively, the side wall on absorption tower is provided with gas approach and exhanst gas outlet, gas approach connects air-introduced machine, exhanst gas outlet connects chimney, lower section positioned at exhanst gas outlet in absorption tower is provided with filter, spray equipment is provided with below filter, grid layer is provided with below spray equipment, spray pond is provided with below grid layer, spray liquid is filled in spray pond, waste water processing station and alkali liquor absorption device are connected on absorption tower.Flue gas of the present invention sucks absorption tower after cleaner dedusting, by air-introduced machine, and flue gas moves, is uniformly dispersed first by grid layer before spray work is carried out, then sprays work by spray equipment from the bottom to top into absorption tower.

Description

Boiler waste gas processing system
Technical field
The present invention relates to fume treatment technical field, more specifically, it relates to a kind of boiler waste gas processing system.
Background technology
China is coal production state and country of consumption maximum in the world, and in recent years, coal is in primary energy consumption structure Shared proportion accounts for 70% for 2011 into the trend being gradually reduced, and accounts within 2012 68%, accounts within 2013 67%, accounts within 2014 66%, although coal proportion has declined, but still occupies larger proportion, this energy resource structure present situation is in a short time Will not great changes have taken place.Coal burning can produce the pollution such as substantial amounts of waste gas, lime-ash, noise, and wherein the SO2 in waste gas is to cause One of principal element of atmosphere pollution, is the major pollutants to form acid rain, and PM2.5 caused by coal burning is also environment now The principal element that middle haze phenomenon occurs, therefore realize that the clean manufacturing of coal resources is extremely important.
Publication No. CN205308097U Chinese patent discloses a kind of efficient desulfurizing and dust collecting integrated apparatus, including inhales Receive tower and slurry circulating pump;There is exhanst gas outlet and gas approach in the side wall on the absorption tower;The flue gas on the absorption tower goes out Demister is provided with below mouthful;Slurries spraying layer is provided with below the demister;Gas is disposed with below the spraying layer Dynamic rotary cutting apparatus and venturi tube layer;The absorption tower bottom is provided with slurry pool, the slurry pool by slurry circulating pump with Spraying layer connects.
It is certain during the height of this mode slurries spraying layer, therefore its spray time is certain, flue gas enters absorption tower Skewness, it is thus possible to cause the sulphur in flue gas to remove completely.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the invention to provide a kind of boiler waste gas processing system, flue gas Desulfurized effect is good.
The present invention above-mentioned technical purpose technical scheme is that:A kind of boiler waste gas processing system System, including the flue set is connected with boiler, flue is provided with cleaner, cleaner connection air-introduced machine, air-introduced machine difference Chimney and absorption tower are connected, the side wall on absorption tower is provided with gas approach and exhanst gas outlet, gas approach connection air-introduced machine, flue gas Outlet connection chimney, filter is provided with positioned at the lower section of exhanst gas outlet in absorption tower, spray dress is provided with below filter Put, grid layer is provided with below spray equipment, spray pond is provided with below grid layer, spray liquid is filled in spray pond, is connected on absorption tower Meet waste water processing station and alkali liquor absorption device.
By using above-mentioned technical proposal, flue gas sucks absorption tower, flue gas after cleaner dedusting, by air-introduced machine Moved from the bottom to top into absorption tower, first by grid layer before spray work is carried out, grid layer, which is set, to disperse flue gas Uniformly, such flue gas has a cushion space during being spread when being contradicted with grid layer to outer ring, can greatly improve lattice The discomposing effect of gate layer, work is then sprayed by spray equipment, solves prior art flue gas intermediate density opposed outer layer The problem for the treatment of effect caused by density height is bad, the advantages of flue gas improves fume treatment effect, desulfuration efficiency is high is effectively evacuated, Pernicious gas that can further in purifying smoke.
The present invention is further arranged to, and the filter includes filling adsorption layer and active carbon layer, the active carbon layer It is stacked between filling adsorption layer.
By using above-mentioned technical proposal, pick-up performance can be effectively played, and can effectively improve active carbon layer Service life, meanwhile, it is easy for installation in actual use to change simplicity, reusing for material can be greatly improved.
The present invention is further arranged to, and the spray equipment is provided with the water tank that inside is mounted with cleaning solution.
It is simple in construction by using above-mentioned technical proposal, it is convenient that cleaning water is changed or added so that actual work Make more light quick.
The present invention is further arranged to, and the spray equipment includes shower nozzle, hydraulic pump, and for connecting shower nozzle, hydraulic pressure The pipeline of pump and water tank.
By using above-mentioned technical proposal, the spray liquid after spray can be effectively reclaimed, and by adding reactant to reach The effect also handled again is reclaimed, so as to realize the recycling effect of water resource, reaches the benefit of energy-conserving and environment-protective.
The present invention is further arranged to, and the spray head is connected by bellows with spray pond.
By using above-mentioned technical proposal, the direction of spray head can be adjusted according to demand, and changes the position of spray head Put, meet a variety of work requirements, spraying effect is good.
The present invention is further arranged to, and the spray pond is provided with dirt trap and opens or closes the scarfing cinder of dirt trap Door.
By using above-mentioned technical proposal, facilitate cleaning and the waste recovery of later stage spray pond, protection ring can be effectively played The effect in border.
The present invention is further arranged to, and the first magnetic valve is provided between the air-introduced machine and the gas approach on absorption tower.
By using above-mentioned technical proposal, opened and closed to control flue gas to enter absorption tower, controlled by the first magnetic valve System is convenient.
The present invention is further arranged to, and second solenoid valve is provided between the air-introduced machine and chimney.
It is that the flue gas treated by absorption tower can be straight when opening second solenoid valve by using above-mentioned technical proposal Run in into chimney, be that the flue gas treated by absorption tower can also reenter absorption tower again when closing second solenoid valve Reflection, according to smoke reaction situation, flexible modulation.
The present invention is further arranged to, and the 3rd magnetic valve is provided between the air-introduced machine and the exhanst gas outlet on absorption tower.
By using above-mentioned technical proposal, the 3rd magnetic valve opens or closes the convenient flue gas treated by absorption tower Discharge.
In summary, the invention has the advantages that:
Flue gas sucks absorption tower after cleaner dedusting, by air-introduced machine, and flue gas moves from the bottom to top into absorption tower, Setting and flue gas can be uniformly dispersed by grid layer, grid layer first before carrying out spray work, its bottom is arranged to tapered, this Sample flue gas has a cushion space during being spread when being contradicted with grid layer to outer ring, can greatly improve point of grid layer Effect is solved, work is then sprayed by spray equipment, the density height for solving prior art flue gas intermediate density opposed outer layer is led The problem for the treatment of effect of cause is bad, the advantages of flue gas improves fume treatment effect, desulfuration efficiency is high is effectively evacuated, one can be entered Walk the pernicious gas in purifying smoke;Second solenoid valve is provided between air-introduced machine and chimney, is to pass through when opening second solenoid valve Chimney can be directly discharged into by crossing the treated flue gas in absorption tower, be the cigarette treated by absorption tower when closing second solenoid valve Gas can also reenter absorption tower to be reflected again, according to smoke reaction situation, flexible modulation, good purification.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation of spray equipment of the present invention.
In figure:1st, boiler;2nd, flue;3rd, cleaner;4th, air-introduced machine;5th, chimney;6th, absorption tower;7th, gas approach;8、 Exhanst gas outlet;9th, filter;91st, filling adsorption layer;92nd, active carbon layer;10th, spray equipment;101st, shower nozzle;102nd, hydraulic pressure Pump;103rd, pipeline;11st, grid layer;12nd, spray pond;13rd, waste water processing station;14th, alkali liquor absorption device;15th, water tank;16th, slag is collected Device;17th, clean-out door;18th, the first magnetic valve;19th, second solenoid valve;20th, the 3rd magnetic valve.
Embodiment
With reference to the accompanying drawings and examples, the present invention will be described in detail.
A kind of boiler waste gas processing system, such as Fig. 1, including boiler 1, boiler 1 are provided with flue 2, and flue 2 is provided with dedusting Equipment 3, cleaner 3 connect air-introduced machine 4, and air-introduced machine 4 is connected to absorption tower 6 and chimney 5 by pipeline 103 respectively.
Wherein, gas approach 7 and exhanst gas outlet 8 are provided with the side wall on absorption tower 6, gas approach 7 is connected by pipeline 103 Air-introduced machine 4 is connect, the first magnetic valve 18 is provided with the pipeline 103 between air-introduced machine 4 and gas approach 7;Exhanst gas outlet 8 is connected to On pipeline 103 between air-introduced machine 4 and chimney 5, second solenoid valve is provided with the pipeline 103 between air-introduced machine 4 and chimney 5 19, the 3rd magnetic valve 20 is provided with the pipeline 103 between air-introduced machine 4 and exhanst gas outlet 8.
Lower section positioned at exhanst gas outlet 8 in absorption tower 6 is provided with filter 9, and filter 9 includes filling adsorption layer 91 With active carbon layer 92, filling adsorption layer 91 is provided with upper and lower two layers, and active carbon layer 92 is stacked between filling adsorption layer 91.
Spray equipment 10 is provided with below filter 9, such as Fig. 1, spray equipment 10 is provided with water tank 15, inside water tank 15 It is mounted with cleaning solution.
Such as Fig. 2, spray equipment 10 includes shower nozzle 101, hydraulic pump 102, and for connecting shower nozzle 101, the and of hydraulic pump 102 The pipeline 103 of water tank 15;Pipeline 103 on spray head uses bellows, and bellows connects with spray pond 12.
Grid layer 11 is provided with below spray equipment 10, grid layer 11 is arranged to the torus being adapted with absorption tower 6, lattice Gate layer is provided with some square grids, is set in the bottom pyramidal of grid layer 11.
The lower section of grid layer 11 is provided with spray pond 12, fills spray liquid in spray pond 12, waste water processing station is connected on absorption tower 6 13 and alkali liquor absorption device 14.
Dirt trap 16 is provided with the bottom of spray pond 12, clean-out door 17 is provided with dirt trap 16, is opened by clean-out door 17 Or close dirt trap 16.
Described above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (9)

  1. A kind of 1. boiler waste gas processing system, it is characterised in that:Including being connected the flue (2) set, flue (2) with boiler (1) Cleaner (3), cleaner (3) connection air-introduced machine (4) are provided with, air-introduced machine (4) connects chimney (5) and absorption tower respectively (6), the side wall of absorption tower (6) is provided with gas approach (7) and exhanst gas outlet (8), gas approach (7) connection air-introduced machine (4), cigarette Gas outlet (8) connection chimney (5), filter (9), filtering dress are provided with positioned at the lower section of exhanst gas outlet (8) in absorption tower (6) Put and spray equipment (10) is provided with below (9), grid layer (11) is provided with below spray equipment (10), spray is provided with below grid layer (11) Drench pond (12), spray liquid is filled in spray pond (12), waste water processing station (13) and alkali liquor absorption device are connected on absorption tower (6) (14)。
  2. 2. boiler waste gas processing system according to claim 1, it is characterised in that:The filter (9) includes filler Adsorption layer (91) and active carbon layer (92), the active carbon layer (92) are stacked between filling adsorption layer (91).
  3. 3. boiler waste gas processing system according to claim 1, it is characterised in that:The spray equipment (10) is provided with interior Portion is mounted with the water tank (15) of cleaning solution.
  4. 4. boiler waste gas processing system according to claim 3, it is characterised in that:The spray equipment (10) includes shower nozzle (101), hydraulic pump (102), and for connecting the pipeline (103) of shower nozzle (101), hydraulic pump (102) and water tank (15).
  5. 5. boiler waste gas processing system according to claim 4, it is characterised in that:The shower nozzle (101) passes through bellows Connected with spray pond (12).
  6. 6. boiler waste gas processing system according to claim 5, it is characterised in that:The spray pond (12) is provided with collection slag Device (16) and the clean-out door (17) for opening or closing dirt trap (16).
  7. 7. boiler waste gas processing system according to claim 1, it is characterised in that:The air-introduced machine (4) and absorption tower (6) Gas approach (7) between be provided with the first magnetic valve (18).
  8. 8. boiler waste gas processing system according to claim 1, it is characterised in that:The air-introduced machine (4) and chimney (5) it Between be provided with second solenoid valve (19).
  9. 9. boiler waste gas processing system according to claim 1, it is characterised in that:The air-introduced machine (4) and absorption tower (6) Exhanst gas outlet (8) between be provided with the 3rd magnetic valve (20).
CN201710672328.1A 2017-08-08 2017-08-08 Boiler waste gas processing system Pending CN107551765A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710672328.1A CN107551765A (en) 2017-08-08 2017-08-08 Boiler waste gas processing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710672328.1A CN107551765A (en) 2017-08-08 2017-08-08 Boiler waste gas processing system

Publications (1)

Publication Number Publication Date
CN107551765A true CN107551765A (en) 2018-01-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710672328.1A Pending CN107551765A (en) 2017-08-08 2017-08-08 Boiler waste gas processing system

Country Status (1)

Country Link
CN (1) CN107551765A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108295632A (en) * 2018-03-29 2018-07-20 朱友富 A kind of energy-saving and environment-friendly industrial waste gas processing system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205832944U (en) * 2016-07-05 2016-12-28 浙江千尧环境工程有限公司 Boiler fume desulfurizing and dedusting integrated apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205832944U (en) * 2016-07-05 2016-12-28 浙江千尧环境工程有限公司 Boiler fume desulfurizing and dedusting integrated apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108295632A (en) * 2018-03-29 2018-07-20 朱友富 A kind of energy-saving and environment-friendly industrial waste gas processing system

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Application publication date: 20180109

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