CN206198870U - Air-introduced machine dehydrator and boiler room - Google Patents

Air-introduced machine dehydrator and boiler room Download PDF

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Publication number
CN206198870U
CN206198870U CN201621259754.XU CN201621259754U CN206198870U CN 206198870 U CN206198870 U CN 206198870U CN 201621259754 U CN201621259754 U CN 201621259754U CN 206198870 U CN206198870 U CN 206198870U
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CN
China
Prior art keywords
air
introduced machine
orifice plate
tank body
dehydration
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Expired - Fee Related
Application number
CN201621259754.XU
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Chinese (zh)
Inventor
李微
毛建涛
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Xinjiang North Tianheng Energy Saving Technology Co Ltd
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Xinjiang North Tianheng Energy Saving Technology Co Ltd
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Priority to CN201621259754.XU priority Critical patent/CN206198870U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model is related to boiler technology field, it is a kind of air-introduced machine dehydrator and boiler room, it includes tank body, the upper end of tank body is provided with gas approach, exhanst gas outlet is provided with the left of tank body, the inner left wall of the tank body above exhanst gas outlet is provided with the deflector of right low left high, and exhaust gases passes are formed between the upper surface of deflector and the right side inwall of tank body.The utility model is mounted with an air-introduced machine dehydrator before air-introduced machine, is included in deflector, dehydration orifice plate, the mud guard installed in tank body;Deflector and dehydration orifice plate mating reaction, make by the flue gas manifold of deflector, dehydration orifice plate eddy flow in "S" shape, so as to using the principle of centrifugal force, vapor, dust, acid are separated from flue gas, so as to avoid air-introduced machine by corrosion, corrosion, the service life of air-introduced machine is extended, the job stability of air-introduced machine is improved;There will be no dust to adsorb on blade, it is to avoid impeller eccentric rotary, it is ensured that enterprise normally produces, reduce the cost of overhaul and use.

Description

Air-introduced machine dehydrator and boiler room
Technical field
The utility model is related to boiler technology field, is a kind of air-introduced machine dehydrator and boiler room.
Background technology
At present, either thermal power plant still uses the centralized heating boiler plant of coal-burning boiler, and dedusting, desulfurization must reach To the discharge standard that country and local environmental administration formulate.Domestic enterprise's dedusting using coal-burning boiler, desulfurization are substantially followed Flow shown in accompanying drawing 1, is restricted by various factors, and most of desulfurization uses wet desulphurization equipment, the flue gas warp of the discharge of boiler 1 After deduster 2, desulphurization plant 3, extracted out by air-introduced machine 4, be discharged into air by chimney 5, see accompanying drawing 1, entered from cleaner Enter the high-temperature flue gas to desulphurization plant(More than 100 DEG C)In the alkali lye of sulfide and desulphurization plant spray neutralize, reach desulfurization Purpose, while using the Action of Gravity Field of water, the small dust that will contain in flue gas is removed.High-temperature flue gas will spray of alkali lye Divide hydrone vaporization, with the flue gas after desulfurization together through being taken out outside air-introduced machine, one is just had in the flue gas that such air-introduced machine is extracted out Divide vapor;In addition, being restricted by desulphurization plant structure, the region that the dead angle of spray head and the alkali lye of sprinkling cannot be covered, one Part high velocity smoke stream cannot be neutralized with the alkaline reaction of spray, and sulfide and small dust contained by it set with flue gas with desulfurization Together outer pump drainage is removed vapor in standby in the presence of air-introduced machine.In this process, the sulphur in undesulfured partial fume Compound and water reaction generation sulfurous acid, sulfuric acid, while the small dust in flue gas is also merged in vapor.These are containing acid, dirt Vapor, the tiny globule is cooled to before air-introduced machine is entered into, on the steel air channel that partial adsorbates to air-introduced machine import go out, and Major part is adsorbed onto on draught fan impeller.These tiny tiny drops of water containing acid and dust accumulate over a long period to form more containing sour water Solute and thicker dust.Air channel and impeller before air-introduced machine chemically react in the presence of these materials, progressively start Corrosion, corrosion, service life are greatly shortened, especially impeller, and in addition to corrosion, acid corrosion, a large amount of grits are adsorbed onto on blade, Because the grit for adsorbing is uneven, impeller eccentric rotary ultimately results in whole air-introduced machine strenuous vibration, can only shutdown maintenance or more Impeller is changed, production normal to enterprise causes to have a strong impact on, and the cost of overhaul also accordingly increases.
The content of the invention
The utility model provides a kind of air-introduced machine dehydrator and boiler room, overcomes the deficiency of above-mentioned prior art, its Can effectively solve the problems, such as that existing coal-burning boiler dedusting, air-introduced machine corrosion present in sweetening process, burn into service life are short, And impeller eccentric rotary, cause air-introduced machine strenuous vibration, shutdown maintenance or impeller can only be changed, normally production is asked for influence enterprise Topic.
The first technical scheme of the present utility model is realized by following measures:A kind of air-introduced machine dehydrator, bag Tank body is included, the upper end of tank body is provided with gas approach, exhanst gas outlet is provided with the left of tank body, the tank body above exhanst gas outlet Inner left wall is provided with the deflector of right low left high, flue gas is formed between the upper surface of deflector and the right side inwall of tank body and is led to Road.
Here is the further optimization and/or improvements to above-mentioned utility model technical scheme:
The right side inwall of the above-mentioned tank body below deflector is provided with left low right dehydration orifice plate high, dehydration orifice plate position In the right opposite of exhanst gas outlet;Or/and, the inwall of tank body is provided with anti-acid coat, and the outer wall of deflector is provided with anti-acid coat.
Above-mentioned dehydration orifice plate includes the first dehydration orifice plate, the second dehydration orifice plate, the 3rd dehydration that are from top to bottom sequentially distributed Orifice plate, and the length of the second dehydration orifice plate is more than the first length for being dehydrated orifice plate, the length of the 3rd dehydration orifice plate takes off more than second The length of water hole plate.
Divide on the outer wall of above-mentioned first dehydration orifice plate, on the outer wall of the second dehydration orifice plate, on the outer wall of the 3rd dehydration orifice plate Anti-acid coat is not provided with it.
Above-mentioned dehydration orifice plate is provided with the multiple dewatering holes being distributed in fan-shaped.
The above-mentioned inner tank wall positioned at exhanst gas outlet lower end is provided with the mud guard of right low left high, is set on the outer wall of mud guard There is anti-acid coat.
The base plate of above-mentioned tank body is provided with osculum or/and manhole.
Second technical scheme of the present utility model is realized by following measures:A kind of boiler room, including boiler, Deduster, desulphurization plant, air-introduced machine, chimney, also including the air-introduced machine dehydrator in above-mentioned technical proposal, the outlet flue of boiler leads to Piping is connected with the smoke inlet of deduster, and the outlet flue of deduster is connected by pipeline with the smoke inlet of desulphurization plant, desulfurization The outlet flue of equipment is connected by pipeline with the gas approach of tank body, and the exhanst gas outlet of tank body passes through the import of pipeline and air-introduced machine Connection, the outlet of air-introduced machine is by pipeline and the inlet communication of chimney.
The utility model reasonable and compact in structure, easy to use, it is below gas approach, the tank body above exhanst gas outlet One inclined deflector is installed on inwall;Dehydration orifice plate is installed in the inner tank wall of the import right opposite of air-introduced machine, is being drawn In the presence of blower fan, being formed in the presence of orifice plate is dehydrated containing acid, the vapor of dust and flue gas stream for tank interior is entered into Eddy flow, dehydration orifice plate is separated the vapor in flue gas, acid and dust, with these using the principle of centrifugal force from flue gas Material is constantly assembled, and volume is increasing, under gravity, is slipped to the bottom of tank body finally, and the flue gas after dehydration is by drawing Blower fan is extracted out, through in smoke stack emission to air;Deflector and dehydration orifice plate mating reaction, make by deflector, are dehydrated orifice plate Flue gas manifold eddy flow in "S" shape, so as to using the principle of centrifugal force, vapor, dust, acid be separated from flue gas;In cigarette The lower weld of gas outlet installs a mud guard, prevents from being slipped to the water of tank base, acid and dirt and enters into air-introduced machine with the wind; The impurity such as vapor, acid and dust are just substantially free of by the flue gas of air-introduced machine, so as to avoid air-introduced machine by corrosion, corrosion, The service life of air-introduced machine is extended, the job stability of air-introduced machine is improved;Dust there will be no to adsorb on blade, it is to avoid leaf Wheel eccentric rotary, so as to avoid air-introduced machine strenuous vibration, it is ensured that enterprise normally produces, reduces the cost of overhaul and uses, and with safety, saves Power, simplicity, it is efficient the characteristics of.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of boiler room in existing correlation technique.
Accompanying drawing 2 is the main view broken section structural representation of the utility model embodiment one.
Accompanying drawing 3 is mounting structure schematic diagram of the dehydration orifice plate on tank body in accompanying drawing 2.
Accompanying drawing 4 is the overlooking the structure diagram of the first dehydration orifice plate in accompanying drawing 3.
Accompanying drawing 5 is the main view broken section structural representation of the utility model embodiment two.
Coding in accompanying drawing is respectively:1 is boiler, and 2 is deduster, and 3 is desulphurization plant, and 4 is air-introduced machine, and 5 is chimney, 6 It is air-introduced machine dehydrator, 7 is tank body, and 8 is gas approach, and 9 is exhanst gas outlet, and 10 is deflector, and 11 is exhaust gases passes, and 12 is One dehydration orifice plate, 13 is the second dehydration orifice plate, and 14 is the 3rd dehydration orifice plate, and 15 is dewatering hole, and 16 is mud guard, and 17 is draining Hole.
Specific embodiment
The utility model is not limited by following embodiments, can according to the technical solution of the utility model and actual conditions come Determine specific embodiment.
In the utility model, for the ease of description, the description of the relative position relation of each part is according to specification The Butut mode of accompanying drawing 2 is described, such as:The position relationship of forward and backward, upper and lower, left and right etc. is according to Figure of description Butut direction determine.
The utility model is further described with reference to embodiment and accompanying drawing:
Embodiment one:As shown in accompanying drawing 2,3,4, the air-introduced machine dehydrator 6 includes tank body 7, and the upper end of tank body 7 is provided with flue gas Import 8, the left side of tank body 7 is provided with exhanst gas outlet 9, is provided with left high right positioned at the inner left wall of the tank body 7 of the top of exhanst gas outlet 9 Low deflector 10, forms exhaust gases passes 11 between the upper surface of deflector 10 and the right side inwall of tank body 7.The utility model exists A tank body 7 is installed on pipeline before the entrance of air-introduced machine 4 additional, the gas approach 8 and pipeline communication of tank body 7, the flue gas of tank body 7 go out Mouth 9 and the inlet communication of air-introduced machine 4, below gas approach 8, install an inclination on the inwall of tank body 7 of the top of exhanst gas outlet 9 Deflector 10, so as to change cigarette airflow direction, make containing acid, the vapor of dust not directly enters blower fan, is further Fume treatment creates conditions, and deflector 10 makes the vapor containing acid, dust that turbulent flow to occur, and extends flue gas stopping in tank body 7 The time is stayed, such that it is able to make part dust be deposited in the bottom of tank body 7, the vapor containing acid, dust is further purified.
Above-mentioned air-introduced machine dehydrator can be made further optimization and/or improvements according to actual needs:
As shown in accompanying drawing 2,3, the right side inwall of the above-mentioned tank body 7 positioned at the lower section of deflector 10 is provided with left low right high taking off Water hole plate, dehydration orifice plate is located at the right opposite of exhanst gas outlet 9.Installed on the inwall of tank body 7 of the import right opposite of air-introduced machine 4 de- Water hole plate, in the presence of air-introduced machine 4, what is entered into inside tank body 7 is being dehydrated orifice plate containing acid, the vapor of dust and flue gas stream In the presence of form eddy flow, dehydration orifice plate using centrifugal force principle, by the vapor in flue gas, acid and dust from flue gas point From as these materials are constantly assembled, volume is increasing, under gravity, is slipped to the bottom of tank body 7 finally, dehydration Flue gas afterwards is extracted out by air-introduced machine 4, is discharged into air through chimney 5.Deflector 10 and dehydration orifice plate mating reaction, make by leading Flow plate 10, be dehydrated the flue gas manifold of orifice plate eddy flow in "S" shape, so that using the principle of centrifugal force, by vapor, dust, acid Separated from flue gas.
As shown in accompanying drawing 2,3, above-mentioned dehydration orifice plate includes that the first dehydration orifice plate 12, second being from top to bottom sequentially distributed takes off Water hole plate the 13, the 3rd is dehydrated orifice plate 14, and the length of the second dehydration orifice plate 13 is more than the first length for being dehydrated orifice plate 12, and the 3rd takes off Length of the length of water hole plate 14 more than the second dehydration orifice plate 13.Dehydration orifice plate of the present utility model is three for being sequentially distributed up and down Layer dehydration orifice plate, and the length of three layers of dehydration orifice plate is different, so, by 10, three layers of flue gas stream of dehydration orifice plate of deflector just The different eddy flow of radius is formd, the dust of Different Weight can be separated, three layers of dehydration orifice plate increase flue gas stream hair The chance of raw eddy flow such that it is able to preferably vapor, dust, acid and its aggregation are separated from flue gas, smoke-purifying is reached The purpose of air-flow.
As shown in Figure 4, above-mentioned dehydration orifice plate is provided with the multiple dewatering holes 15 being distributed in fan-shaped.Dewatering hole 15 was both favourable Pass through in flue gas, but the material such as water, dust, the acid conveniently separated is slid to the bottom of tank body 7.Separated from flue gas stream Vapor, dust, acid and its aggregation be slipped on dehydration orifice plate, and flow to tank body 7 from dewatering hole under gravity Bottom, realize that flue gas and vapor, dust, acid are separated.
As shown in Figure 2, the above-mentioned inwall of tank body 7 positioned at the lower end of exhanst gas outlet 9 is provided with the mud guard 16 of right low left high. A mud guard 16 is installed in the lower weld of exhanst gas outlet 9, is prevented from being slipped to the water of the bottom of tank body 7, acid and dirt and is entered with the wind To air-introduced machine 4.
Preferably, the outer wall of mud guard 16 is provided with anti-acid coat;The inwall of tank body 7 is provided with anti-acid coat, deflector 10 outer wall is provided with anti-acid coat;First is dehydrated on the outer wall of orifice plate 12, second is dehydrated on the outer wall of orifice plate 13, the 3rd dehydration Anti-acid coat is respectively equipped with the outer wall of orifice plate 14.Due to containing vapor and acid in flue gas, so the tank body 7 for contacting It is intended to set anti-acid coat on inwall, deflector 10, dehydration orifice plate, mud guard 16, so as to improve the use of air-introduced machine dehydrator 6 Life-span.
As shown in Figure 2, the base plate of above-mentioned tank body 7 is provided with osculum 17 or/and manhole.Can be incited somebody to action by osculum 17 Vapor, dust, acid and its aggregation separated from flue gas stream are discharged into sedimentation basin;Manhole is conducive to operative employee to enter Enter tank body 7, air-introduced machine dehydrator 6 is overhauled and cleared up.
Embodiment two:As shown in Figure 5, a kind of boiler room, including boiler 1, deduster 2, desulphurization plant 3, air-introduced machine 4, Chimney 5, also including the air-introduced machine dehydrator 6 in above-mentioned technical proposal, the outlet flue of boiler 1 is entered by pipeline and deduster 2 Mouth is connected, and the outlet flue of deduster 2 is connected by pipeline with the smoke inlet of desulphurization plant 3, and the outlet flue of desulphurization plant 3 passes through Pipeline is connected with the gas approach 8 of tank body 7, and the exhanst gas outlet 9 of tank body 7 is by pipeline and the inlet communication of air-introduced machine 4, air-introduced machine 4 outlet is by pipeline and the inlet communication of chimney 5.The tank body 7 of air-introduced machine dehydrator 6 is installed with pipeline welding, the basis of tank body 7 The size customization of the specification of air-introduced machine 4 and pipeline.
Above technical characteristic constitutes embodiment of the present utility model, and it has stronger adaptability and implementation result, can Increase and decrease non-essential technical characteristic according to actual needs to meet the demand of different situations.
The use process of the utility model embodiment:
After the flue gas removing dust device 2, desulphurization plant 3 of the discharge of boiler 1, into air-introduced machine dehydrator 6, the water in flue gas stream Steam, dust, acid and its aggregation are separated and are deposited to the bottom of tank body 7, and precipitation is periodically discharged into by discharge outlet Chi Zhong, isolates the flue gas after vapor, dust, acid and is extracted out by air-introduced machine 4, is discharged into air by chimney 5.So, pass through The flue gas for crossing air-introduced machine 4 is just substantially free of the impurity such as vapor, acid and dust, so as to avoid air-introduced machine 4 by corrosion, corrosion, The service life of air-introduced machine 4 is extended, the job stability of air-introduced machine 4 is improved;Dust there will be no to adsorb on blade, it is to avoid Impeller eccentric rotary, so as to avoid the strenuous vibration of air-introduced machine 4, it is ensured that enterprise normally produces, reduces the cost of overhaul and uses.

Claims (8)

1. a kind of air-introduced machine dehydrator, it is characterised in that including tank body, the upper end of tank body is provided with gas approach, is set on the left of tank body Have exhanst gas outlet, the inner left wall of the tank body above exhanst gas outlet is provided with the deflector of right low left high, deflector it is upper Exhaust gases passes are formed between end face and the right side inwall of tank body.
2. air-introduced machine dehydrator according to claim 1, it is characterised in that in the right side of the tank body below deflector Wall is provided with left low right dehydration orifice plate high, and dehydration orifice plate is located at the right opposite of exhanst gas outlet;Or/and, set on the inwall of tank body The outer wall for having anti-acid coat, deflector is provided with anti-acid coat.
3. air-introduced machine dehydrator according to claim 2, it is characterised in that dehydration orifice plate includes from top to bottom being sequentially distributed First dehydration orifice plate, second dehydration orifice plate, the 3rd dehydration orifice plate, and second dehydration orifice plate length more than first dehydration orifice plate Length, the 3rd dehydration orifice plate length more than second dehydration orifice plate length.
4. air-introduced machine dehydrator according to claim 3, it is characterised in that on the outer wall of the first dehydration orifice plate, the second dehydration Anti-acid coat is respectively equipped with the outer wall of orifice plate, on the outer wall of the 3rd dehydration orifice plate.
5. the air-introduced machine dehydrator according to Claims 2 or 3 or 4, it is characterised in that dehydration orifice plate is provided with fan-shaped point Multiple dewatering holes of cloth.
6. the air-introduced machine dehydrator according to claim 1 or 2 or 3 or 4, it is characterised in that positioned at the tank of exhanst gas outlet lower end Internal wall is provided with the mud guard of right low left high, and the outer wall of mud guard is provided with anti-acid coat.
7. air-introduced machine dehydrator according to claim 5, it is characterised in that in the inner tank wall of exhanst gas outlet lower end The mud guard of right low left high is provided with, the outer wall of mud guard is provided with anti-acid coat.
8. a kind of boiler room, including boiler, deduster, desulphurization plant, air-introduced machine, chimney, it is characterised in that also including such as right It is required that the air-introduced machine dehydrator any one of 1 to 7, the outlet flue of boiler is connected by pipeline with the smoke inlet of deduster, The outlet flue of deduster is connected by pipeline with the smoke inlet of desulphurization plant, and the outlet flue of desulphurization plant is by pipeline and tank body Gas approach is connected, the inlet communication that the exhanst gas outlet of tank body passes through pipeline and air-introduced machine, the outlet of air-introduced machine by pipeline with The inlet communication of chimney.
CN201621259754.XU 2016-11-23 2016-11-23 Air-introduced machine dehydrator and boiler room Expired - Fee Related CN206198870U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621259754.XU CN206198870U (en) 2016-11-23 2016-11-23 Air-introduced machine dehydrator and boiler room

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621259754.XU CN206198870U (en) 2016-11-23 2016-11-23 Air-introduced machine dehydrator and boiler room

Publications (1)

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CN206198870U true CN206198870U (en) 2017-05-31

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106422541A (en) * 2016-11-23 2017-02-22 新疆北方天恒节能科技有限公司 Draught fan dewaterer and boiler room
CN115301041A (en) * 2022-07-26 2022-11-08 贵州筑信水务环境产业有限公司 Deodorizing device for pretreatment room of sewage treatment plant

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106422541A (en) * 2016-11-23 2017-02-22 新疆北方天恒节能科技有限公司 Draught fan dewaterer and boiler room
CN115301041A (en) * 2022-07-26 2022-11-08 贵州筑信水务环境产业有限公司 Deodorizing device for pretreatment room of sewage treatment plant

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170531

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