CN106799109A - A kind of high-efficiency energy-saving dust-removing equipment - Google Patents
A kind of high-efficiency energy-saving dust-removing equipment Download PDFInfo
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- CN106799109A CN106799109A CN201710167218.XA CN201710167218A CN106799109A CN 106799109 A CN106799109 A CN 106799109A CN 201710167218 A CN201710167218 A CN 201710167218A CN 106799109 A CN106799109 A CN 106799109A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
- F24F6/12—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
- F24F6/14—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using nozzles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
- F24F6/12—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air
- F24F6/14—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using nozzles
- F24F2006/146—Air-humidification, e.g. cooling by humidification by forming water dispersions in the air using nozzles using pressurised water for spraying
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Treating Waste Gases (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The present invention provides a kind of high-efficiency energy-saving dust-removing equipment, further filtered second level cleaner is introduced through the vapor after wet-scrubbing equipment dedusting, cause the air pressure at first order cleaner exhaust passage less than the air pressure at the cleaner inlet channel of the second level under blower fan compression so that further to be filtered through the demister in the cleaner of the second level in second level cleaner inlet channel liquefaction mist formation cocurrent through the gas of first order cleaner prefiltration.Vapor can be under an increased pressure nuclei of condensation liquefaction mist formation with the tiny dust impurity not eliminated, fog is flowed through the demister in the cleaner of the second level after liquefaction mist formation, tiny fog is flocked together and becomes liquid water droplets by demister, impurity is just exported from second liquid in company with liquid water droplets and flowed out, the later clean gas of filtering are discharged from gas vent, reach further filtering ground effect.
Description
Technical field
The present invention relates to technical field of dust removal equipment, more particularly to a kind of high-efficiency energy-saving dust-removing equipment.
Background technology
In industrial operations, often produce substantial amounts of dusty gas, such as the machine cut or crushing of solid matter or
The polishing process of abrasive machine, the life in the workshop such as ore dressing, sintering, refractory material, casting, cement, glass in coal, steel, chemical industry
During product, especially when ceramic product (such as ceramic tile) is produced, the Spraying Dryer of Ceramics meeting substantial amounts of dusty gas of output, this
A little dusty gases fly upward everywhere, not only pollute workshop air and outside atmosphere, the workman of long-term work is suffered from pneumoconiosis, sternly
Endangering the healthy of worker again, therefore carry out dust removal process to dusty gas has very big necessity.
At present, in cleaner technology, typically using bag-ty pe dust collection, wet-type dust removing method etc., bag-ty pe dust collection structure
Dust that is fairly simple, can removing the overwhelming majority, using flexible, is widely used in eliminating dust pollution.But dust-removal cloth-bag
Still suffer from problems with：One be cloth bag percent of pass it is low, resistance is big, and consumed energy is more, is unfavorable for energy-saving and emission-reduction；Two is for containing
Moisture is more, or taken dust has stronger hygroscopic dusty gas, it is easy to cause filter bag to cohere, and blocks filtrate；Three
It is the easily aging, breakage of the easy long working of cloth bag；Four abilities for being subject to temperature have certain limit, if thinking cleaning high-temp degree
During dusty gas (as the dusty gas temperature that cutting stone material is produced is up to 200 degrees Celsius), it is necessary to take measures to reduce ash-laden gas
The temperature of body, but can so greatly improve dedusting cost.
And although current wet-type dust removing method can reach a certain degree of dust removing effects, its dust removing effects is still not
Highly desirable, through wet-scrubbing equipment dedusting after, still also less impurity cannot be removed.
The content of the invention
Originally it is that a kind of high-efficiency energy-saving dust-removing equipment is provided, solves further to be removed carefully after wet-scrubbing equipment dedusting
The problem of small dust impurity.
Originally it is realized in：
A kind of high-efficiency energy-saving dust-removing equipment, the high-efficiency energy-saving dust-removing equipment includes first order cleaner and second level dedusting
Equipment；First order cleaner is connected with second level cleaner by pipeline, through the gas of first order cleaner prefiltration
Second level cleaner inlet channel is flowed to from first order cleaner exhaust passage；The gas of first order cleaner exhaust passage
Force down in the air pressure of second level cleaner inlet channel, and described first order cleaner is wet-scrubbing equipment so that
Mist formation cocurrent is liquefied through second level dedusting in second level cleaner inlet channel through the gas of first order cleaner prefiltration
Demister in equipment is further filtered.
Preferably, saturated steam state is in exhaust passage through the gas of first order cleaner prefiltration, just mistake
The gas of filter liquefies mist formation cocurrent through in the cleaner of the second level in second level cleaner inlet channel by saturated steam
Demister is further filtered；Gas exhaust passage is connected with air humidifier, and described air humidifier includes atomizer, often
Warm air import, water, high-pressure hydraulic pump, damp exit, normal temperature air import are arranged at air humidifier middle part, and water adds in air
Wet device bottom, high-pressure hydraulic pump is connected with air humidifier bottom, atomizer, and damp exit connects with air humidifier top
It is logical.
Further, described second level cleaner includes the 3rd space, demister, the 4th space, and demister is by the
Two-stage dust removal equipment is divided into the 3rd space and the 4th space, and the 3rd described space is connected with inlet channel, and the described the 4th
Space includes second liquid outlet, gas vent；The later fog of liquefaction mist formation is by the 3rd space through demister demisting with laggard
Enter the 4th space；After demister demisting, liquid is exported by second liquid and flowed out, and gas is discharged by gas vent.
Further, described exhaust passage gauge pressure is -600Pa to -1000Pa；Described inlet channel gauge pressure is
350Pa to 700Pa.
Preferably, the flow velocity that the later fog of liquefaction mist formation flows through demister is 5m/s to 12m/s.
Further, blower fan is provided between first order cleaner exhaust passage and second level cleaner inlet channel,
In the presence of blower fan compression, the gas of prefiltration flows to inlet channel from exhaust passage.
Further, described second level cleaner at least includes one layer of demister, and described demister sets successively
It is placed between the 3rd space and the 4th space so that the later fog of liquefaction mist formation flows through demister demisting successively by the 3rd space
Enter the 4th space later.
Preferably, described first order cleaner include gas access, first liquid outlet, the first space, filter layer,
Second space, spraying mechanism；Described first liquid outlet is located at first positioned at the bottom of the first equipment, described gas access
The top of level cleaner；Described second space is connected with exhaust passage；Described filter layer is by first order cleaner
It is divided into the first space and second space；Spraying mechanism is placed in the first space, and described spraying mechanism is to the first space spray water
Mist；Described filter layer is all barrel-shaped structure, the internal diameter of the external diameter less than filter layer of spraying mechanism so that spray with spraying mechanism
Drenching has spatial joint clearance between mechanism and filter layer；Containing miscellaneous gas be passed through spraying mechanism inside after flow through successively spraying mechanism,
Filter layer, second space, exhaust passage.
Preferably, described filter layer is the stone material of air-and water-permeable.
Further, described spraying mechanism or filter layer can rotate around its axle center.
Originally have the following advantages that：
The present invention is designed to solve the problems, such as further to remove tiny dust impurity after wet-scrubbing equipment dedusting
A kind of cleaner, further filters second level cleaner is introduced through the vapor after wet-scrubbing equipment dedusting,
Cause the air pressure at first order cleaner exhaust passage less than at the cleaner inlet channel of the second level under blower fan compression
Air pressure so that passed through in second level cleaner inlet channel liquefaction mist formation cocurrent through the gas of first order cleaner prefiltration
Demister in the cleaner of the second level is further filtered.
Its principle is that its absolute humidity can decline under an increased pressure using vapor, and vapor is in second level cleaner
Inlet channel will be nuclei of condensation liquefaction mist formation with the tiny dust impurity not eliminated, and fog is flowed through into second after liquefaction mist formation
Tiny fog is flocked together and becomes liquid water droplets by the demister in level cleaner, demister, and impurity is just in company with liquid
Water droplet is exported from second liquid and flowed out, and is filtered later clean gas and is discharged from gas vent, reaches further filtering ground effect.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is three-phase diagram of the water under different temperatures and pressure conditions；
Fig. 3 is air humidifier structural representation.
Description of reference numerals：
1st, second level cleaner；
2nd, first order cleaner；
3rd, second liquid outlet；
4th, first liquid outlet；
5th, exhaust passage；
6th, inlet channel；
7th, blower fan；
8th, gas access；
9th, spraying mechanism；
10th, filter layer；
11st, demister；
12nd, the first space；
13rd, second space；
14th, the 3rd space；
15th, the 4th space；
16th, gas vent；
17th, atomizer；
18th, normal temperature air import；
19th, air humidifier；
20th, water；
21st, high-pressure hydraulic pump；
22nd, damp exit.
Specific embodiment
It is to describe this technology contents, structural feature, the objects and the effects in detail, below in conjunction with implementation method and matches somebody with somebody
Accompanying drawing is closed to be explained in detail.
Embodiment 1
A kind of high-efficiency energy-saving dust-removing equipment, the high-efficiency energy-saving dust-removing equipment includes that first order cleaner 2 and the second level are removed
Dirt equipment 1；First order cleaner 2 is connected with second level cleaner 1 by pipeline, through the prefiltration of first order cleaner 2
Gas flow to the inlet channel 6 of second level cleaner 1 from the exhaust passage 5 of first order cleaner 2；First order cleaner 2
The air pressure of exhaust passage 5 is less than the air pressure of the inlet channel 6 of second level cleaner 1, and described first order cleaner 2 is wet
Formula cleaner so that be liquefied as in the inlet channel 6 of second level cleaner 1 through the gas of the prefiltration of first order cleaner 2
Mist simultaneously flows through the further filtering of the demister 11 in second level cleaner 1.
Demister 11 (demister/mist eliminator) is mainly by the fixed dress such as waveform blade, plate, card article
Composition is put, in wet desulphurization, absorption tower in the process of running, is also easy to produce " mist " that particle diameter is 10--60 microns, and " mist " not only contains
Have moisture, it also dissolved with sulfuric acid, sulfate, sulfur dioxide etc., while also result in blower fan 7, heat exchanger and flue stain and
Heavy corrosion, therefore, the requirement of demisting is proposed on wet desulfurizing process to absorption equipment, cleaned gas is leaving absorption tower
Demisting is wanted before.
Wet-scrubbing equipment is also wet scrubber for existing equipment, and it can be pressurized drop for second level cleaner 1
The some or all of vapor liquefaction mist formation of low humidity provides sufficient steam source.Through the gas of its prefiltration, can mistake
Filter the dust granules of larger diameter or heavier mass.But less dust granules cannot be removed.
In order to reach further dust removing effects, the present invention will introduce the second level through the gas after wet scrubber rough dusting
The further dedusting of cleaner 1, it is former according to physics because containing larger humidity through the gas after wet scrubber primary dedusting
Reason (RH=H/Hs, wherein H are absolute humidity, Hs is saturated humidity, RH is relative humidity), when pressure rise, vapor is absolute
Humidity declines, and relative humidity can also be reduced.Because the air pressure at the exhaust passage 5 of first order cleaner 2 sets less than second level dedusting
Air pressure at standby 1 inlet channel 6, vapor will some liquefaction mist formation (liquid), vapor is in second level cleaner 1
Inlet channel 6 will be nuclei of condensation liquefaction mist formation with the tiny dust impurity not eliminated, and the later fog of liquefaction mist formation is through demisting
Tiny fog is flocked together and becomes liquid water droplets by device 11, and impurity reaches further filtering just in company with liquid water droplets outflow
Ground effect.
Embodiment 2
The present embodiment limits the gas through the prefiltration of first order cleaner 2 in row on the basis of embodiment 1, further
Gas passage 5 is in saturated steam state, and the gas of prefiltration is in the inlet channel 6 of second level cleaner 1 by saturated steam
Liquefaction mist formation cocurrent is further filtered through the demister 11 in second level cleaner 1；Gas exhaust passage 5 and air humidifier
19 connections, described air humidifier 19 includes that atomizer 17, normal temperature air import 18, water 20, the pump of water under high pressure 20, moisture go out
Mouth 22, normal temperature air import 18 is arranged at the middle part of air humidifier 19, and water 20 is in the bottom of air humidifier 19, the pump of water under high pressure 20
Connected with the bottom of air humidifier 19, atomizer 17, damp exit 22 is connected with the top of air humidifier 19.
When the gas temperature for needing to purify is higher, it is possible to use cooling mist formation principle, by gas exhaust passage 5 and air
Humidifier 19 is connected, and on the one hand can increase the humidity at exhaust passage 5, increases the steam of liquefied water 20 at inlet channel 6
Amount, can improve filter effect；On the other hand, the moisture temperature being passed through by air humidifier 19 is relatively low, after mixing through blower fan 7
The temperature at inlet channel 6 can be reduced, increases the vapor volume of liquefied water 20 at inlet channel 6, it is also possible to further improved
Filter effect.
In order that saturated steam state must be in exhaust passage 5 through the gas of the prefiltration of first order cleaner 2, can
To increase the quantity delivered of the water of wet-scrubbing equipment, or by adjusting air pressure and temperature of the gas at exhaust passage 5.
The dusty gas of prefiltration be in saturated steam state, it is pressurized after, vapor can all liquefy and be
Liquid, so all of vapor will strengthen dust removal and filtration effect using more or whole tiny dust as the nuclei of condensation.
Embodiment 3
The present embodiment further limits the structure of second level cleaner 1 on the basis of embodiment 1 or 2, and described the
Two-stage dust removal equipment 1 includes the 3rd space 14, demister 11, the 4th space 15, and second level cleaner is for 1 point by demister 11
3rd space 14 and the 4th space 15, the 3rd described space 14 are connected with inlet channel 6, and the 4th described space 15 includes
Second liquid outlet 3, gas vent 16；The later fog of liquefaction mist formation is entered by the 3rd space 14 after the demisting of demister 11
4th space 15；After the demisting of demister 11, liquid is flowed out by second liquid outlet 3, and gas is discharged by gas vent 16.
Its absolute humidity declines during because of pressure rise, and relative humidity can also reduce, vapor will some be liquefied as
Mist (liquid), vapor will be condensation karyolymph with the tiny dust impurity not eliminated in the inlet channel 6 of second level cleaner 1
Chemical conversion mist, the later fog of liquefaction mist formation enters the 4th space 15, demister by the 3rd space 14 after the demisting of demister 11
11 flock together tiny fog becomes liquid water droplets, and impurity just flows out in company with liquid water droplets from second liquid outlet 3, mistake
The later clean gas of filter are discharged from gas vent 16, reach further filtering ground effect.Preferably second liquid outlet 3 is flowed out
The bottom of second level cleaner 1 is arranged at, gas vent 16 is arranged at the top of second level cleaner 1, will so reach more
The effect of good " gas-liquid separation ".
Embodiment 4
The operating condition of the present embodiment equipment when dedusting is limited on the basis of embodiment 3, the described gauge pressure of exhaust passage 5
It is -600Pa to -1000Pa；The described gauge pressure of inlet channel 6 is 350Pa to 700Pa.
In order to illustrate this principle, explained in detail below in conjunction with accompanying drawing 2.
In actual production, inventor have selected one group of preferably condition, and its concrete numerical value is：Gauge pressure at exhaust passage 5
It is -1000Pa to -600Pa (now the temperature at exhaust passage 5 is 325K to 350K), is 350Pa in the pressure of inlet channel 6
To 700Pa.The dusty gas of prefiltration can be by adjusting the gauge pressure at exhaust passage 5 with temperature so that it is in saturation water steaming
The state of gas, by pressurization after its can with fine particle be the nuclei of condensation liquefaction mist formation, can be reached after demister 11 into
The effect of one step dedusting.(what is presented in fig 2 is vertical or oblique right a straight line)
Experiment proves under above-mentioned condition that can play good filter effect, the air quality for filtering out is practically free of
There are tiny dust granules.
More preferably condition when：Gauge pressure at exhaust passage 5 is -800Pa, and the temperature at exhaust passage 5 is 340K, is being entered
The pressure of gas passage 6 is 500Pa.Gauge pressure at exhaust passage 5 can cause the dusty gas of prefiltration with temperature in the scope
State in saturated steam, by pressurization after its can with fine particle be the nuclei of condensation liquefaction mist formation, through demister 11 with
The effect of further dedusting can be reached afterwards.
Design parameter is selected, the dusty gas actual conditions that can be filtered as needed, designs specific numerical value.Make in a word
Saturated steam state must be in exhaust passage 5, the gas of prefiltration is the through the gas of the prefiltration of first order cleaner 2
The inlet channel 6 of two-stage dust removal equipment 1 is entered by saturated steam liquefaction mist formation cocurrent through the demister 11 in second level cleaner 1
One step is filtered.
Embodiment 5
The present embodiment limits the later fog of liquefaction mist formation and flows through demister 11 on the basis of embodiment 3 or embodiment 4
Flow velocity be 5m/s to 12m/s.
In experiment, in order to strengthen filter effect, can further set the later fog of liquefaction mist formation and flow through demister 11
Flow velocity be 5m/s to 12m/s, preferably 8m/s.Flow velocity it is larger with it is relatively low, to filter effect with filtering economy can produce
Raw influence.Flow velocity can be changed by adjusting the rotating speed of blower fan 7.
Embodiment 6
The present embodiment limits the exhaust passage 5 of first order cleaner 2 and second level dedusting on the basis of embodiment 1 to 5
Be provided with blower fan 7 between the inlet channel 6 of equipment 1, in the presence of the compression of blower fan 7, the gas of prefiltration from exhaust passage 5 flow into
Gas passage 6.
In order that the air pressure obtained at the exhaust passage 5 of first order cleaner 2 is less than the inlet channel 6 of second level cleaner 1
The air pressure at place, the present invention is provided with wind between the exhaust passage 5 of first order cleaner 2 and the inlet channel 6 of second level cleaner 1
Machine 7, rotates under compression in blower fan 7, air pressure of the air pressure at exhaust passage 5 less than inlet channel 6.
Embodiment 7
On the basis of embodiment 6, limit second level cleaner 1 at least includes one layer of demister 11, institute to the present embodiment
The demister 11 stated is set in turn between the 3rd space 14 and the 4th space 15 so that the later fog of liquefaction mist formation is by the 3rd
Space 14 enters the 4th space 15 after flowing through the demisting of demister 11 successively.
In order to reach preferably except fog effect, can be by setting the demister 11 of more levels, so can be by mist more
Many removings become liquid water droplets, in case mist is with clean gas discharge influence filter effect.
Embodiment 8
The present embodiment limits first order cleaner 2 on the basis of embodiment 7, further includes gas access 8, first
Liquid outlet 4, the first space 12, filter layer 10, second space 13, spraying mechanism 9；Described first liquid outlet 4 is located at the
The bottom of one equipment, described gas access 8 is located at the top of first order cleaner 2；Described second space 13 and exhaust
Passage 5 is connected；2 points by first order cleaner of described filter layer 10 is the first space 12 and second space 13；Spray thrower
Structure 9 is placed in the first space 12, and described spraying mechanism 9 sprays water smoke to the first space 12；Described filter layer 10 and spray
Mechanism 9 is all barrel-shaped structure, the internal diameter of the external diameter less than filter layer 10 of spraying mechanism 9 so that spraying mechanism 9 and filter layer 10
Between have spatial joint clearance；It is passed through after the inside of spraying mechanism 9 containing miscellaneous gas and flows through spraying mechanism 9, filter layer 10, second successively
Space 13, exhaust passage 5.
The present embodiment devises a kind of specific wet-scrubbing equipment, and the spraying mechanism 9 can spray to the first space 12
Fog, can be by changing the size of the aperture adjustment mist formation of the spray orifice of spraying mechanism 9, it is also possible to add spraying mechanism by adjusting
The flow and flow velocity of 9 water, control fog number.Spraying mechanism 9 has two effects, and one is that water smoke can be by larger
Grain " depositing dust ", another kind is the humidity during water smoke can increase first order cleaner 2, is the supercharging drop of second level cleaner 1
The some or all of vapor liquefaction mist formation of low humidity provides sufficient steam source.It is passed through in spraying mechanism 9 containing miscellaneous gas
Spraying mechanism 9, filter layer 10, second space 13, exhaust passage 5 are flowed through after portion successively, second level cleaner 1 is finally entered
In further filtered.Filter layer 10 has the material of certain hole, and it can be with air-and water-permeable, the preferably stone of air-and water-permeable
Material, can be many empty ceramic structures.
Filter layer 10 and spraying mechanism 9 are all set to barrel-shaped structure because under this shape, dusty gas with
Water also has the contact area of filter layer 10 maximum, and filter effect is best.Preferentially, barrel-shaped filter layer 10 will with spraying mechanism 9
It is equipped with, preferably their axle center is on same straight line.
Embodiment 9
The present embodiment limits the stone material that filter layer 10 is air-and water-permeable on the basis of embodiment 8.
Filter layer 10, its effect in first order cleaner 2 is primarily to filter out larger dust impurities
Grain, the stone material of the water-permeable and air permeable has sale on the market.Through spraying mechanism 9 to the atomized water spray of the first space 12 after, dust granules meeting
Along with water smoke second space 13 is flowed out to from filter layer 10.Water smoke will be assembled from the outflow of first liquid outlet 4, containing smaller
Impurity can in company with vapor by second space 13 enter exhaust passage 5 in case second level cleaner 1 further filter.
Embodiment 10
The present embodiment further limits spraying mechanism 9 or filter layer 10 on the basis of embodiment 9 can be revolved around its axle center
Turn.
Spraying mechanism 9 can rotate around its axle center.Filter layer 10 can be fixedly installed or living with first order cleaner 2
It is dynamic to set；When filter layer 10 and first order cleaner 2 are fixedly installed, can be by the outer wall of first order cleaner 2 in company with mistake
Filtering layer 10 rotates together, and when filter layer 10 and the activity of first order cleaner 2 are set, filter layer 10 can be around its axle center voluntarily
Rotation.
The purpose of rotation is to drive dusty gas that flowing is produced in first order cleaner 2, strengthening filter effect.
Preferably, spraying mechanism 9 is opposite with the direction of rotation of filter layer 10.
Spraying mechanism 9 is opposite with the direction of rotation of filter layer 10 to be referred to when spraying mechanism 9 turns clockwise, filter layer
10 rotate counterclockwises；When 9 rotate counterclockwise of spraying mechanism, filter layer 10 turns clockwise.So reversely rotate, can increase
The flow effect of dusty gas, further improves filter effect of the dusty gas in first order cleaner 2.
This embodiment is the foregoing is only, not thereby this scope of patent protection of limitation, every utilization this specification
And the equivalent structure made of accompanying drawing content or equivalent flow conversion, or other related technical fields are directly or indirectly used in,
Similarly it is included in this scope of patent protection.
Claims (10)
1. a kind of high-efficiency energy-saving dust-removing equipment, the high-efficiency energy-saving dust-removing equipment includes that first order cleaner and second level dedusting set
It is standby；First order cleaner is connected with second level cleaner by pipeline, through first order cleaner prefiltration gas from
First order cleaner exhaust passage flows to second level cleaner inlet channel；It is characterized in that：First order cleaner is arranged
The air pressure of gas passage is less than the air pressure of second level cleaner inlet channel, and described first order cleaner is wet dust removal
Equipment so that through first order cleaner prefiltration gas is in second level cleaner inlet channel chemical conversion mist and flows through second
Demister in level cleaner is further filtered.
2. high-efficiency energy-saving dust-removing equipment as claimed in claim 1, it is characterised in that：Through the gas of first order cleaner prefiltration
Body is in saturated steam state in exhaust passage, and the gas of prefiltration is steamed in second level cleaner inlet channel by saturation water
The gas liquefaction mist formation and demister flowed through in the cleaner of the second level is further filtered；Gas exhaust passage connects with air humidifier
Logical, described air humidifier includes atomizer, normal temperature air import, water, high-pressure hydraulic pump, damp exit, and normal temperature air enters
Mouth is arranged at air humidifier middle part, and water is in air humidifier bottom, high-pressure hydraulic pump and air humidifier bottom, atomizer
Connection, damp exit is connected with air humidifier top.
3. high-efficiency energy-saving dust-removing equipment as claimed in claim 1 or 2, it is characterised in that：Described second level cleaner bag
The 3rd space, demister, the 4th space are included, second level cleaner is divided into the 3rd space and the 4th space by demister, described
The 3rd space be connected with inlet channel, described the 4th space includes second liquid outlet, gas vent；Liquefaction mist formation with
Fog afterwards enters the 4th space by the 3rd space after demister demisting；After demister demisting, liquid is by the second liquid
Body outlet outflow, gas is discharged by gas vent.
4. high-efficiency energy-saving dust-removing equipment as claimed in claim 3, it is characterised in that：Described exhaust passage gauge pressure is -600Pa
To -1000Pa；Described inlet channel gauge pressure is 350Pa to 700Pa.
5. the high-efficiency energy-saving dust-removing equipment as described in claim 3 or 4, it is characterised in that：The later fog of liquefaction mist formation is flowed through
The flow velocity of demister is 5m/s to 12m/s.
6. the high-efficiency energy-saving dust-removing equipment as described in claim 1 to 5 is any, it is characterised in that：First order cleaner is vented
Blower fan is provided between passage and second level cleaner inlet channel, in the presence of blower fan compression, the gas of prefiltration is from row
Gas passage flows to inlet channel.
7. high-efficiency energy-saving dust-removing equipment as claimed in claim 6, it is characterised in that：Described second level cleaner is at least wrapped
One layer of demister is included, described demister is set in turn between the 3rd space and the 4th space so that liquefaction mist formation is later
Fog enters the 4th space after flowing through demister demisting successively by the 3rd space.
8. high-efficiency energy-saving dust-removing equipment as claimed in claim 7, it is characterised in that：Described first order cleaner includes gas
Body entrance, first liquid outlet, the first space, filter layer, second space, spraying mechanism；Described first liquid outlet is located at
The bottom of the first equipment, described gas access is located at the top of first order cleaner；Described second space is logical with exhaust
Road is connected；First order cleaner is divided into the first space and second space by described filter layer；Spraying mechanism is placed in first
In space, described spraying mechanism sprays water smoke to the first space；Described filter layer is all barrel-shaped structure with spraying mechanism,
Internal diameter of the external diameter of spraying mechanism less than filter layer so that there is spatial joint clearance between spraying mechanism and filter layer；Containing miscellaneous gas
It is passed through spraying mechanism inside and flows through spraying mechanism, filter layer, second space, exhaust passage successively later.
9. high-efficiency energy-saving dust-removing equipment as claimed in claim 8, it is characterised in that：Described filter layer is the stone of air-and water-permeable
Material.
10. high-efficiency energy-saving dust-removing equipment as claimed in claim 9, it is characterised in that：Described spraying mechanism or filter layer
Can be rotated around its axle center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710167218.XA CN106799109A (en) | 2017-03-20 | 2017-03-20 | A kind of high-efficiency energy-saving dust-removing equipment |
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|---|---|---|---|
| CN201710167218.XA CN106799109A (en) | 2017-03-20 | 2017-03-20 | A kind of high-efficiency energy-saving dust-removing equipment |
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| CN106799109A true CN106799109A (en) | 2017-06-06 |
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| CN201710167218.XA Pending CN106799109A (en) | 2017-03-20 | 2017-03-20 | A kind of high-efficiency energy-saving dust-removing equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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