CN108384908A - A kind of granulating pit vapour condensation device and its gas gathering mask and application method - Google Patents
A kind of granulating pit vapour condensation device and its gas gathering mask and application method Download PDFInfo
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- CN108384908A CN108384908A CN201810265801.9A CN201810265801A CN108384908A CN 108384908 A CN108384908 A CN 108384908A CN 201810265801 A CN201810265801 A CN 201810265801A CN 108384908 A CN108384908 A CN 108384908A
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- gathering mask
- demisting
- demister
- granulating pit
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- 238000009833 condensation Methods 0.000 title claims abstract description 26
- 230000005494 condensation Effects 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000002893 slag Substances 0.000 claims abstract description 70
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims abstract description 4
- 239000003595 mist Substances 0.000 claims description 20
- 239000000498 cooling water Substances 0.000 claims description 18
- 238000005507 spraying Methods 0.000 claims description 6
- 238000011017 operating method Methods 0.000 claims description 2
- 230000008450 motivation Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 46
- 238000012545 processing Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 9
- 238000003912 environmental pollution Methods 0.000 abstract description 6
- 238000000889 atomisation Methods 0.000 abstract description 5
- 238000001704 evaporation Methods 0.000 abstract description 3
- 230000008020 evaporation Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000004062 sedimentation Methods 0.000 description 6
- 239000003818 cinder Substances 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 238000010257 thawing Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- 230000032258 transport Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/007—Fume suction nozzles arranged on a closed or semi-closed surface, e.g. on a circular, ring-shaped or rectangular surface adjacent the area where fumes are produced
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a kind of granulating pit vapour condensation device and its gas gathering mask and application methods, belong to Handling Blast Furnace Granulated Slag field.The granulating pit vapour condensation device includes pond body and gas gathering mask, and gas gathering mask is driven by driving mechanism, can cover conjunction on the granulated slag groove of pond body；Demisting space is provided on the downside of gas gathering mask, demisting space has the air inlet being in communication with the outside；Demisting space is connected in the inlet scoop of air-introduced machine, for forming negative pressure in demisting space；Air current flow direction is provided with demister in the demisting space.Granulating pit vapour condensation device of the present invention, the steam atomization of ascension in slag bath can be absorbed, more dry gas is finally discharged, achievees the effect that demisting, solve the problems, such as that high temperature water evaporation generation fog is unfavorable for removing slag operation in granulating pit, also efficiently reduces environmental pollution.The method of the present invention can simply, fast and efficiently absorb vapor in processing slag bath, ensure the high efficiency, stability and safety of slag treatment.
Description
Technical field
The invention belongs to Handling Blast Furnace Granulated Slag technical fields, more specifically to a kind of granulating pit vapour condensation device
And its gas gathering mask and application method.
Background technology
The clinker that blast furnace process generates can be widely used for slakin cement, heat-barrier material and other build after processing
Build the byproducts such as material.Nowadays blast furnace slag treating process used by most of iron and steel enterprise, including rotary drum evaporation (Yin Ba
Method and Tula method), slag bath filtration method (bottom filter method), dehydration slot type (Lhasa method), promote Dewaterring (stirring cage method and HK methods), good perseverance
Method etc..Wherein, bottom filter method or sump method equipment are simple, and Operation and Maintenance is relatively easy, is that existing medium and small blast furnace is common
Treatment of slag, this method carry out precipitation filtering by the way that blast furnace granulated slag to be passed through in sedimentation basin, after water is discharged, by slag from pond
It takes out, so as to follow-up byproduct production.
When the existing processing blast-furnace slag using sump method, to improve treatment effeciency, more than two precipitations can be generally used
Pond, when carrying out slag and water detaches, another is then to pull the clinker of separator well from sedimentation basin out, so for one of them
The continuous slagging-off of cycle.Generally use operation driving driving slag bucket transports clinker from sedimentation basin, but due in addition sinking
Grain slag is constantly being poured in shallow lake pond, and grain slag temperature is higher (80 DEG C or so), and vapor, which rises up into above pond, to be encountered air and can be atomized,
To generate a large amount of fogs above pond, these fogs can not only hinder the worker visual field, influence to remove slag operation, and in fog contain
There is harmful substance, cause environmental pollution, damages worker's body.
Scheme in the prior art about blast-furnace slag processing is more, and majority is to recycle aspect in clinker waste water,
Such as Chinese Patent Application No. is：201621023361.9 publication date is：The patent document on April 5th, 2017, discloses one
Kind of blast-furnace slag processing system, the processing system include granulating device, sluice, detritus tank, sludge-store cabin, the sluice
Front end is higher than end, and the gradient of the sluice is 5 ° -20 °, and the front end of the sluice connects the granulating device, described
The end of sluice connects the detritus tank, slag bucket is provided with above the detritus tank, for the clinker in detritus tank to be transported to
The side wall of the sludge-store cabin, the detritus tank is provided with discharge outlet, and the discharge outlet is connected with drainpipe, the end of the drainpipe
End connects the granulating device.The main improvement of the blast-furnace slag processing system is cycling utilization of wastewater, and reduces clinker pair
The abrasion and corrosion of equipment, but it uses slag bucket that the clinker in detritus tank is transported to sludge-store cabin, into the high-temperature water of sedimentation basin
Slag also empty on it can generate fog, adversely affect.
For another example, Chinese Patent Application No. is：201621023292.1 publication date is：The patent document on April 5th, 2017,
Disclose a kind of blast furnace ironmaking water circulation system, the water circulation system includes the cold groove of flushing cinder, detritus tank, collecting-tank, described
The front end of the cold groove of flushing cinder connects blast furnace, and the rear end of the cold groove of flushing cinder connects the detritus tank, the collecting-tank respectively with
The front end of the cold groove of flushing cinder is connected with the detritus tank, and combustion fan, the combustion fan are provided on the outside of the blast furnace
On be provided with the first cooling water pipe, the second cooling water pipe, third cooling water pipe, catchment described in the first cooling water pipe connection
Pond, second cooling water pipe connect the front end of the cold groove of the flushing cinder, and the third cooling water pipe connects the blast furnace.The water
The improvement of the circulatory system is also to be that waste water recycles, and avoids unnecessary water pollution, makes every effort to reach with water complete alternation, zero
Discharge standard, but equally not in view of high temperature pulp water enters sedimentation basin adverse effect.
Based on above-mentioned present situation, prior art is improved, makes sump method that there is more practical, production in blast-furnace slag processing
The advantages that more efficient, environmental pollution smaller, has a very important significance existing equipment transformation.
Invention content
1, it to solve the problems, such as
A kind of granulating pit vapour condensation device of present invention offer and its gas gathering mask, its object is to solve existing blast furnace filter residue
When being handled using sump method, the high temperature sludge aquatic products fog gas poured in pond interferes operation, pollutes the problem of environment.Its
In, granulating pit vapour condensation device installs gas gathering mask, Defrosting structure is added inside gas gathering mask, can be by the steaming of ascension in slag bath
Vapour atomization absorption is finally discharged more dry gas, achievees the effect that demisting, is produced to solve high temperature water evaporation in granulating pit
Fog gas is unfavorable for the problem of except slag operation, also efficiently reduces environmental pollution.
The present invention also provides the application methods of above-mentioned granulating pit vapour condensation device, can simply, fast and efficiently absorb
Vapor in slag bath is handled, effectively prevent generating water mist above slag bath, ensures the high efficiency, stability and safety of slag treatment
Property.
2, technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
A kind of granulating pit steam condenses gas gathering mask, including air-introduced machine, is provided with demisting space on the downside of the gas gathering mask, removes
Mist space has the air inlet being in communication with the outside；Demisting space is connected in the inlet scoop of the air-introduced machine, in demisting space
Form negative pressure；Air current flow direction is provided with demister in the demisting space.
As a further improvement, the demister is divided into three-level, respectively level-one demister, two level demister and three-level is removed
Day with fog, level-one demister are sprayer, and two level demister is baffle plate demister, and three-level demister is mesh mist eliminator.
As a further improvement, the sprayer includes lateral jet pipe and cooling water pipe；The transverse direction jet pipe is along demisting sky
Between width direction setting, spraying nozzle is installed thereon；The lateral jet pipe of one end connection of the cooling water pipe, another termination cooling
Water source.
As a further improvement, the demisting space by bottom plate, positioned at the side plate of bottom plate both sides and the cover wall packet of gas gathering mask
It encloses.
As a further improvement, opening up leakage hole on the bottom plate.
As a further improvement, the air inlet in the demisting space includes the first air inlet and the second air inlet；Described
One air inlet is located at one end of bottom plate, and passes to close to one end of gas gathering mask；Second air inlet is located at close to gas gathering mask
The other end, and passed near the first air inlet by inlet channel.
As a further improvement, channel side wall is provided on the outside of the side plate, channel side wall, side plate, bottom plate and gas collection
The cover wall of cover surrounds inlet channel.
A kind of granulating pit vapour condensation device, including pond body and above-mentioned gas gathering mask；The pond body is equipped with one or more
Granulated slag groove side by side；The gas gathering mask is driven by driving mechanism, can cover conjunction on granulated slag groove.
As a further improvement, the driving mechanism includes two pairs of idler wheels and motor；Two pairs of idler wheels are installed by roller mount
In the opposite both sides of gas gathering mask, motor is for driving idler wheel；The pond body is equipped with the track for being used to support idler wheel.
A kind of application method of granulating pit vapour condensation device, operating procedure are：Gas gathering mask is moved to the grain slag of pond body
Lid closes above slot；Start air-introduced machine, form negative pressure in demisting space, vapor enters demisting sky through air inlet in granulated slag groove
Between；Vapor forms dry gas stream, is discharged by air-introduced machine after demister is handled.
3, advantageous effect
Compared with the prior art, beneficial effects of the present invention are：
(1) gas gathering mask of the invention is aimed at blast furnace granulated slag and is obtained designed by slag charge, inside gas gathering mask using sump method
Defrosting structure is designed, the steam of ascension in slag bath can be sucked, and atomization absorption steam, more dry gas is finally discharged,
Achieve the effect that demisting, generates fog to operation of mucking haulage to solve the problems, such as that high temperature pulp water pours sedimentation basin, also effectively subtract
Few environmental pollution.
(2) gas gathering mask of the invention, there is demister three-level, steam stream to pass through level-one demister, after being atomized condensation,
Saturated water, water mist are essentially become, in the case where the air-flow that air-introduced machine generates drives, water (mist) stream continues forward, into the folding of two level
Flowing plate demister is hit curved when the larger water column of grain size passes through narrow baffle plate and the channel of bending in inertia force effect undershoot
Curved surface and be intercepted, and along block face flow down, detached with incoagulability air, after two-stage baffling demisting, larger
The water column of grain deposits to demisting space bottom and flows away substantially, and spray continues to move forward into the mesh mist eliminator of three-level, wherein relatively thin
Droplet directly by the broken absorption of silk screen, substantially relatively clean, the dry air that is finally discharged from air-introduced machine.
(3) gas gathering mask of the invention opens up leakage hole on the bottom plate in demisting space, the demister processing deposition through three-level
Water is flowed back to through leakage hole in granulated slag groove, can effectively less water loss.
(4) gas gathering mask of the invention, there are two air inlets for demisting space tool, are respectively connected to leaning at two close end for gas gathering mask,
Vapor more can be uniformly inhaled into demisting space in granulating pit entire in this way, office caused by avoiding suction from being unevenly distributed
Portion's vapor is leaked to outside gas gathering mask.
(5) granulating pit vapour condensation device of the invention after installing gas gathering mask in pond body, avoids the steaming of grain slag trough inner water
Gas, which floats, generates fog, improves the operating condition of worker, also effectively reduces environmental pollution；And gas gathering mask can pass through driving device
Switch between multiple granulated slag grooves, to which pulp water handles and drag for slag operation and is carried out at the same time, improves working efficiency.
(6) application method of granulating pit vapour condensation device of the present invention can simply, fast and efficiently absorb processing slag bath
Middle vapor effectively prevent generating water mist above slag bath, ensures the high efficiency, stability and safety of slag treatment.
Description of the drawings
Fig. 1 is the stereochemical structure view of granulating pit vapour condensation device of the present invention；
Fig. 2 is the partial enlargement diagram of A in Fig. 1；
Fig. 3 is the three-dimensional view that granulating pit steam of the present invention condenses the visible internal structure of gas gathering mask；
Fig. 4 is the fundamental diagram of granulating pit vapour condensation device of the present invention.
Attached figure label is expressed as：100, pond body；110, granulated slag groove；200, gas gathering mask；210, demisting space；211、
Bottom plate；212, side plate；213, the first air inlet；214, the second air inlet；220, sprayer；221, lateral jet pipe；222, cooling
Water pipe；230, baffle plate demister；240, mesh mist eliminator；250, air-introduced machine；260, inlet channel；261, channel side wall；
300, driving mechanism；310, track；320, roller mount；330, idler wheel；340, motor.
Specific implementation mode
The present invention is further described below with reference to specific embodiments and the drawings.
Embodiment
As shown in Figure 1, present embodiments providing a kind of granulating pit vapour condensation device, it is mainly used in blast furnace granulated slag precipitation
Processing, obtains clinker, is different from traditional granulating pit open type operation format, which innovatively designs the lid of gas gathering mask 200
On granulating pit, to stop the generation of fog, so as to improve operating environment.The structure of the device and principle are carried out below detailed
Explanation.
This granulating pit vapour condensation device includes mainly pond body 100 and gas gathering mask 200.Wherein, pond body 100 is used for receiving height
Stove grain slag is simultaneously handled, it is provided with granulated slag groove 110, and the quantity of granulated slag groove 110 can be arranged as required to, and can be one
Or multiple, two granulated slag grooves 110 of selection design here side by side, it can carried out at grain slag when one with alternate treatment grain slag
When reason, another grain slag has handled completion, can pull clinker out.
Gas gathering mask 200 is closed for covering in granulated slag groove 110, and blocking trough inner water steam rises atomization.In fact, simple using collection
Gas hood 200 builds granulated slag groove 110, it is already possible to stop portions vapor, but since 200 leakproofness of gas gathering mask is poor, water
Steam can also leak out, and 110 inner vapor pressure of granulated slag groove can also increase, and there are security risk, need to remove the progress of gas gathering mask 200
When operation, the short time can spray a large amount of vapor and be atomized, and more seriously affect the operation visual field, and also generation environment pollutes, therefore, this
Embodiment is further designed 200 structure of gas gathering mask, can handle the vapor of ascension in granulated slag groove 110, preferably solves
The certainly above problem.
In conjunction with shown in Fig. 1 and 2, gas gathering mask 200 is arranged by driving mechanism 300 above pond body 100, driving mechanism 300
Gas gathering mask 200 can be driven to move, moved back and forth between two granulated slag grooves 110, select lid Heshui slag chute 110 as needed.This
In embodiment, driving mechanism 300 uses track roller structure, it includes two pairs of idler wheels 330 and a motor 340；Wherein, two pairs
Idler wheel 330 is mounted on the opposite both sides of gas gathering mask 200 by roller mount 320, from figure, is located at the left and right two of gas gathering mask 200
It holds, in 340 installed therein roller mounts 320 of motor, and is sequentially connected with idler wheel 330, for driving idler wheel 330 to rotate；
And pond body 100 is equipped with the track 310 for being used to support idler wheel 330, to which under the driving effect of motor 340, idler wheel 330 can edge
Track 310 rolls, and gas gathering mask 200 is driven to move.
The structure of gas gathering mask 200 is key point of the present invention, and which determine the final effects of the present apparatus.As shown in figure 3, should
The main body of gas gathering mask 200 is in substantially the arch swelled upwards, demisting space 210 is provided on the downside of it, demisting space 210 has
The air inlet being in communication with the outside, demisting space 210 are that vapor flows through and processed space.The demisting space 210 is by bottom plate
211, it is surrounded positioned at the side plate 212 of 211 both sides of bottom plate and the cover wall of gas gathering mask 200, wherein one end of bottom plate 211 connects
The other end of one end side wall of gas gathering mask 200, bottom plate 211 is passed to more than 200 middle part of gas gathering mask, close to the another of gas gathering mask 200
End.
Herein, the air inlet in demisting space 210 includes the first air inlet 213 and the second air inlet 214；Wherein, first into
Gas port 213 is located at one end of bottom plate 211, and passes to close to one end of gas gathering mask 200, that is, above-mentioned is more than in gas gathering mask 200
The one end in portion；And the second air inlet 214 is positioned close to the other end of gas gathering mask 200, and pass to first by inlet channel 260
Near air inlet 213.To form inlet channel 260, the outside of side plate 212 is provided with channel side wall 261, channel side wall 261, side
The cover wall of plate 212, bottom plate 211 and gas gathering mask surrounds inlet channel 260.Using two air inlets, it is respectively connected to gas gathering mask 200
At two close end, vapor more can be uniformly inhaled into demisting space 210 in granulated slag groove 110 entire in this way, avoid inhaling
Power local vapor caused by being unevenly distributed is leaked to outside gas gathering mask 200.
Air-introduced machine 250 there are two one end installations far from the first air inlet 213 above gas gathering mask 200, and air-introduced machine 250
Demisting space 210 is connected in inlet scoop, for forming negative pressure in demisting space 210, in this way, vapor can be sucked by air inlet
In demisting space 210, after treatment, finally it is discharged from air-introduced machine 250.
It should be noted that along gas between first air inlet 213 and the inlet scoop of air-introduced machine 250 in demisting space 210
Stream flow direction is provided with demister, and is divided into three-level, respectively level-one demister, two level demister and three-level demisting
Device, vapor remove moisture removal after this tertiary treatment, finally obtain the gas discharge of more clean dried.In the present embodiment,
Level-one demister uses sprayer 220, is condensed for vapor to be atomized, and forms saturated water, water mist, two level demister is using folding
Flowing plate demister 230 absorbs the larger particle of grain size and fills water mist, and three-level demister then uses mesh mist eliminator 240, absorb compared with
Thin water fog particle.The quantity of baffle plate demister 230 and mesh mist eliminator 240 can be designed as needed, here their each tools
There are two, substantially meet use demand.
In the present embodiment, sprayer 220 includes lateral jet pipe 221 and cooling water pipe 222；Wherein, lateral jet pipe 221 along except
The width direction in mist space 210 is arranged, and installs spraying nozzle thereon, lateral jet pipe 221 can have more side by side, have here
Two, spraying nozzle is with horizontal direction downwards in 45 ° of installations；The lateral jet pipe 221 of one end connection of cooling water pipe 222, the other end
Connect cooling water source.In use, cooling water flows into lateral jet pipe 221 through cooling water pipe 222, and sprayed from multiple spraying nozzles, shape
It at low temperature water mist, meets with vapor, aerosolizable condensation essentially becomes saturated water or water mist, is convenient for the absorption of follow-up two-stage
Processing.Sprayer 220 can greatly save water resource using spraying mass transfer condensed steam, and cooling spray stream connects with vapor stream
Touch when, micro-atomizing water is directly undergone phase transition, flash evapn and absorb a large amount of latent heat of condensation in steam stream, to make steam
It is condensed；And cooling spray stream moves in the same direction with steam stream, reduces air-introduced machine 250 and draws vapor flow impediments, improves at device
Manage efficiency.
Water in order to pass through demister absorption deposition recycles, and multiple tiny leakages are opened up on bottom plate 211
Water hole, through three-level demister processing deposition water flowed back in granulated slag groove 110 through leakage hole, can effectively less water loss.Separately
Outside, gas gathering mask 200 uses frame structure, is laid with plurality of steel plates and forms, structural strength is high, and steel plate is easily disassembled, facilitates demisting
Installation, the maintenance of device.
Fig. 4 show the fundamental diagram of the granulating pit vapour condensation device, illustrates the worked of the device in conjunction with this figure
Journey.Concrete operation step is：First, gas gathering mask 200 is driven to be moved to the required water for handling pond body 100 by driving mechanism 300
Conjunction is simultaneously covered in 110 top of slag chute；Then, start air-introduced machine 250, form negative pressure in demisting space 210, water steams in granulated slag groove 110
Gas enters demisting space 210 through air inlet, successively the demister Jing Guo three-level, and steam stream passes through level-one demister, passes through atomization
After condensation, saturated water, water mist are essentially become, water (mist) stream continues forward, and into baffle plate demister 230, grain size is larger
When water column passes through narrow baffle plate and the channel of bending, hits flexure plane in inertia force effect undershoot and be intercepted, and along gear
Face flows down, and is detached with incoagulability air, after two-stage baffling demisting, the water column of larger particles deposits to demisting substantially
Space bottom flows away, and spray continues to move forward into mesh mist eliminator 240, wherein thinner droplet is directly by the broken absorption of silk screen；
Finally, substantially clean, dry air is discharged from air-introduced machine 250.
The application method of above-mentioned granulating pit vapour condensation device can simply, fast and efficiently absorb water in processing slag bath and steam
Gas effectively prevent generating water mist above slag bath, ensures the high efficiency, stability and safety of slag treatment.
Example of the present invention is only that the preferred embodiment of the present invention is described, not to present inventive concept and
Range is defined, under the premise of not departing from design philosophy of the present invention, technology of this field engineers and technicians to the present invention
The various modifications and improvement that scheme is made, should all fall into protection scope of the present invention.
Claims (10)
1. a kind of granulating pit steam condenses gas gathering mask, it is characterised in that：Including air-introduced machine (250), under the gas gathering mask (200)
Side is provided with demisting space (210), and demisting space (210) have the air inlet being in communication with the outside；The suction of the air-introduced machine (250)
Demisting space (210) are connected in air port, for forming negative pressure in demisting space (210)；Along air-flow in the demisting space (210)
Flow direction is provided with demister.
2. a kind of granulating pit steam according to claim 1 condenses gas gathering mask, it is characterised in that：The demister is divided into three
Grade, respectively level-one demister, two level demister and three-level demister, level-one demister are sprayer (220), two level demister
For baffle plate demister (230), three-level demister is mesh mist eliminator (240).
3. a kind of granulating pit steam according to claim 2 condenses gas gathering mask, it is characterised in that：The sprayer (220)
Including lateral jet pipe (221) and cooling water pipe (222)；Width direction of the transverse direction jet pipe (221) along demisting space (210) is set
It sets, spraying nozzle is installed thereon；The lateral jet pipe (221) of one end connection of the cooling water pipe (222), another termination cooling water
Source.
4. a kind of granulating pit steam according to claim 2 condenses gas gathering mask, it is characterised in that：The demisting space
(210) it is surrounded by bottom plate (211), positioned at the side plate (212) of bottom plate (211) both sides and the cover wall of gas gathering mask (200).
5. a kind of granulating pit steam according to claim 4 condenses gas gathering mask, it is characterised in that：On the bottom plate (211)
Open up leakage hole.
6. a kind of granulating pit steam according to claim 4 condenses gas gathering mask, it is characterised in that：The demisting space
(210) air inlet includes the first air inlet (213) and the second air inlet (214)；First air inlet (213) is located at bottom plate
(211) one end, and pass to close to one end of gas gathering mask (200)；Second air inlet (214) is located at close to gas gathering mask
(200) the other end, and passed near the first air inlet (213) by inlet channel (260).
7. a kind of granulating pit steam according to claim 6 condenses gas gathering mask, it is characterised in that：The side plate (212)
Outside is provided with channel side wall (261), channel side wall (261), side plate (212), bottom plate (211) and gas gathering mask (200) cover wall
Surround inlet channel (260).
8. a kind of granulating pit vapour condensation device, including pond body (100), pond body (100) is equipped with one or more grain slags side by side
Slot (110), it is characterised in that：It further include arbitrary gas gathering mask (200) in claim 1-7；The gas gathering mask (200) passes through drive
Motivation structure (300) drives, and can cover conjunction on granulated slag groove (110).
9. a kind of granulating pit vapour condensation device according to claim 8, it is characterised in that：The driving mechanism (300)
Including two pairs of idler wheels (330) and motor (340)；Two pairs of idler wheels (330) are mounted on gas gathering mask (200) phase by roller mount (320)
To both sides, motor (340) is for driving idler wheel (330)；The pond body (100) is equipped with the rail for being used to support idler wheel (330)
Road (310).
10. a kind of application method of granulating pit vapour condensation device, operating procedure are：Gas gathering mask (200) is moved into pond body
(100) lid closes above granulated slag groove (110)；Start air-introduced machine (250), forms negative pressure, granulated slag groove in demisting space (210)
(110) interior vapor enters demisting space (210) through air inlet；Vapor forms dry gas stream after demister is handled, and leads to
Cross air-introduced machine (250) discharge.
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| CN201810265801.9A CN108384908B (en) | 2018-03-28 | 2018-03-28 | Water slag pool steam condensing device, gas collecting hood thereof and use method thereof |
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