CN108057320A - A kind of papermaking waste gas purification apparatus and operating method - Google Patents
A kind of papermaking waste gas purification apparatus and operating method Download PDFInfo
- Publication number
- CN108057320A CN108057320A CN201711233326.9A CN201711233326A CN108057320A CN 108057320 A CN108057320 A CN 108057320A CN 201711233326 A CN201711233326 A CN 201711233326A CN 108057320 A CN108057320 A CN 108057320A
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- Prior art keywords
- activated carbon
- absorbing unit
- device case
- waste gas
- carbon filtering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
- B01D53/185—Liquid distributors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/005—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by heat treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
- B01D53/0446—Means for feeding or distributing gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/90—Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/41—Further details for adsorption processes and devices using plural beds of the same adsorbent in series
Abstract
The invention discloses a kind of papermaking waste gas purification apparatus and operating methods, and after improvement, papermaking waste gas purification apparatus of the present invention can allow exhaust gas to be come into full contact with after disperseing with treatment fluid first, and it is high to improve purification efficiency;Another aspect the present embodiment employs multistage filtering absorption, can be good at realizing the purification and filtering of exhaust gas;From saying on the whole for the present invention, which also has many advantages, such as that simple in structure, working service is convenient, purifies thoroughly, convenient for processing exhaust gas.Simultaneously the present embodiment set grade filter absorbing unit another object is that by multilayer absorption be capable of mitigation of gases rise speed, gas is made slightly to rest on inside device case, fully realize spray and absorption.
Description
Technical field
The present invention relates to papermaking waste gas purification fields, are especially a kind of papermaking waste gas purification apparatus and operating method.
Background technology
At present no matter for life or for work and study, nearly all too busy to get away paper, however in papermaking row work
Substantial amounts of exhaust gas can be generated in skill, however the volatile water steam and foul gas of paper plant's generation are direct if untreated
Discharge in an atmosphere, will certainly pollute ambient enviroment, and harm is generated to health;Therefore to papermaking exhaust gas into
Row purification is highly important link;Also occur many equipment for being used for papermaking waste gas purification at present.
It is found by retrieval, the patent of patent No. CN201620351184.0 discloses a kind of papermaking waste gas purification and excludes dress
It puts, including housing, the top of housing is equipped with gas outlet, and the top for containing sap cavity is equipped with installing plate, and ventilation is uniformly provided on installing plate
Hole, water pump are located at the inner cavity for containing sap cavity, and the opposed inner walls of housing are equipped with folding shape plate, and folding shape plate includes connecting plate, two adjacent groups
Connecting plate interconnection is triangular groove, and triangular groove is corresponding with nozzle, and the top for containing sap cavity is equipped with filter device,
Filter device is located at the inner cavity of housing, and filter device includes the first filter, and the lower section of the first filter is equipped with successively from top to bottom is
Activated carbon adsorption layer, ferromagnetic powder filter layer and secondary filter.
The patent of patent No. CN201620944855.4 discloses a kind of papermaking exhaust treating purifier, it includes tank
Body, for pending exhaust gas to be sent into the in vivo exhaust steam passage of tank, exhaust steam passage has the exhaust steam passage being located at outside tank body
Entrance and positioned at tank interior exhaust steam passage export, exhaust treating purifier, which further includes, is arranged on exhaust steam passage exit
For exhaust gas to be dispersed in the in vivo exhaust gas dispersal device of tank, exhaust treating purifier further includes spray system, spray system
Including the first spray portion being arranged on the upside of exhaust gas dispersal device, tank body top has the gas of purified gas discharge tank body
Body exports, exhaust gas purification and treatment device further include be arranged on tank it is in vivo be located on the upside of the first spray portion for collecting water mist
Water collection device.
The patent of patent No. CN201720046404.3 discloses a kind of cleaning paper grade (stock) waste gas purification apparatus, it includes tank
Body, tank interior lower part are provided with sink, wash groove bottom both sides be provided with spoil disposal seam, sink two bottom sides tank skin it
Between be provided with supporting rod and adjusting rod, be connected with cleaning shoe on supporting rod and adjusting rod, one end of adjusting rod is connected with adjusting electricity
Machine, the lower part of sink are connected with sedimentation basin, and the one side of sink is provided with air inlet, and the opposite side of sink is provided with and washes
The circulating slot of slot connection is washed, is provided with circulating pump in circulating slot, circulating pump is connected with spray piping by pipeline, spray piping
Inside is provided with nozzle, and the inner wall both sides on tank body top are symmetrically arranged with inserting groove, and inserting groove interpolation is connected to cleaning module in succession,
The top of tank body is connected with gas gathering mask, and gas gathering mask top is equipped with exhaust pipe, and exhaust pipe is equipped with wasted nickel catalyst device.
However, for papermaking waste gas purification, in the market conventional physics and chemical treatment method there are it is complicated for operation,
Processing cost is higher, has secondary pollution problem;And there is also following deficiencies for the existing papermaking off-gas cleaning equipment generally used
Part:
One:For existing papermaking off-gas cleaning equipment, the usual slave device bottom of papermaking exhaust gas enters, by place
Top exports in slave device after reason, and exhaust gas is from the bottom up in flow process by purification, but due to waste gas purification
Equipment inner space is limited, and exhaust gas exports soon from outlet, and the time contacted with filtrate is shorter, this can directly result in purification effect
Rate is poor;
Secondly:The gas of preliminary purification directly discharges, for existing papermaking off-gas cleaning equipment, shortage pair
The approach of the gas pumpback of preliminary purification;
Thirdly:The inside of some papermaking off-gas cleaning equipments can use thimerosal to spray, however existing papermaking exhaust gas is net
The thimerosal spray assemblies formula changed in equipment is fixed, and so as to reduce the contact surface with exhaust gas, this also results in spray
Effect is deteriorated.
The content of the invention
Therefore, in order to solve above-mentioned deficiency, the present invention provides a kind of papermaking waste gas purification apparatus and operating method herein, passes through
It crosses after improvement, papermaking waste gas purification apparatus of the present invention can allow exhaust gas to be come into full contact with after disperseing with treatment fluid first, improve net
Change efficient;Another aspect the present embodiment employs multistage filtering absorption, can be good at realizing the purification and filtering of exhaust gas;From
This patent says that the papermaking waste gas purification apparatus also has simple in structure, working service convenience, purification is thorough, is convenient on the whole
The advantages that handling exhaust gas.Simultaneously the present embodiment set grade filter absorbing unit another object is that by multilayer absorption can slow down
The speed that gas rises, makes gas slightly rest on inside device case, fully realizes spray and absorption.
The present invention is achieved in that a kind of papermaking waste gas purification apparatus of construction, is sprayed including device case, waste gas purification
Reservoir, gas inlet pipeline;Purified gas outlet is formed on the top of device case;The bottom of device case forms skewed
Spray liquid reflux bottom surface, waste gas purification spray reservoir be located at spray liquid flow back bottom surface lower end;Gas inlet pipeline is from dress
The lower end side for putting housing stretches into;The medium position of device case is provided with waste gas purification and moves back and forth spraying mechanism, exhaust gas
Purification, which moves back and forth spraying mechanism, includes motor, helical rotation bar, movement sleeve, spraying rack and spray head;Wherein, motor leads to
The cushion block for crossing triangle is fixed on the outside of device case, and the turning end of motor is connected with helical rotation bar, spraying rack and movement
Sleeve shaped is integral and passes through and moves sleeve and be movably placed on helical rotation bar, and the lower face of spraying rack is provided with multiple sprays
Head;The integral part being wherein made of helical rotation bar, movement sleeve, spraying rack and spray head is located in device case
Portion;Meanwhile waste gas purification spray reservoir connects the spray head in spraying rack by infusion pump with corresponding pipeline;In device shell
Body be internally corresponding to waste gas purification move back and forth spraying mechanism upper end be respectively arranged with the first activated carbon filtering absorbing unit,
Second activated carbon filtering absorbing unit, the 3rd activated carbon filtering absorbing unit and the 4th activated carbon filtering absorbing unit;Wherein,
One activated carbon filtering absorbing unit, the second activated carbon filtering absorbing unit, the 3rd activated carbon filtering absorbing unit tilt solid respectively
The inside of device case is scheduled on, the inside of device case is formed to the gas rising space of bending shape;4th activated carbon filters
Absorbing unit is horizontally placed at the first activated carbon filtering absorbing unit, the second activated carbon filtering absorbing unit, the filtering of the 3rd activated carbon
The upper end of absorbing unit.
For the present embodiment after improving, it is rear with handling that papermaking waste gas purification apparatus of the present invention can allow exhaust gas to disperse first
Liquid comes into full contact with, and it is high to improve purification efficiency;Another aspect the present embodiment employs multistage filtering absorption, can be good at realizing useless
The purification and filtering of gas;From saying on the whole for this patent, which also has simple in structure, working service side
Just the advantages that, purification is thorough, convenient for processing exhaust gas.Simultaneously the present embodiment set grade filter absorbing unit another object is that passing through
The speed of mitigation of gases rising is capable of in multilayer absorption, and gas is made slightly to rest on inside device case, is fully realized spray and is inhaled
It is attached.
As the improvement of above-mentioned technical proposal, a kind of papermaking waste gas purification apparatus, the end of gas inlet pipeline has loudspeaker
The exhaust gas dispersing head of shape, the surface of exhaust gas dispersing head set gas inlet end to consider net.Exhaust gas is by gas inlet pipeline herein
It discharges into, and is dispersed and come by exhaust gas dispersing head, for increasing the contact surface with spray liquid, for improving spray effect
Rate.
As the improvement of above-mentioned technical proposal, a kind of papermaking waste gas purification apparatus is provided with electric heating in gas inlet pipeline
Silk;Here the purpose for setting heating wire is the heat-sensitive materials in exhaust gas can be made to degrade in advance, be conducive to calcination and heating exhaust gas
Subsequent spray neutralizes absorption.
As the improvement of above-mentioned technical proposal, a kind of papermaking waste gas purification apparatus, the first activated carbon filtering absorbing unit, the
Two activated carbons filtering absorbing unit, the 3rd activated carbon filtering absorbing unit and the 4th activated carbon filter absorbing unit respectively by bottom
Consider net, bending-like block, End assemblies and activated carbon composition;Wherein, net and bending-like block and End assemblies are considered in bottom
Integrated connection is formed, activated carbon is laid between bending-like block.Wherein the first activated carbon filtering absorbing unit, the second activated carbon
Phase shown in Fig. 3 may be employed in filtering absorbing unit, the 3rd activated carbon filtering absorbing unit and the 4th activated carbon filtering absorbing unit
With structure, the benefit of this structure is simple in structure, can realize the intensive laying to activated carbon easily and fast, convenient for
Absorption is realized in waste gas purification.
As the improvement of above-mentioned technical proposal, a kind of papermaking waste gas purification apparatus, wherein, the filtering absorption of the 4th activated carbon is single
The lateral surface of the corresponding End assemblies of member is formed with movable clamp groove, its 4th activated carbon filtering absorbing unit is made to pass through End assemblies
The movable clamp groove movable buckle of lateral surface is inside the device case on corresponding clamp block.Because the 4th activity in adsorption process
Charcoal filtering absorbing unit in the present embodiment for the 4th activated carbon filters absorbing unit, is held always in horizontality
The important step of absorption is carried on a shoulder pole, it is necessary to often remove cleaning;Therefore it is to use for the 4th activated carbon filters absorbing unit
Movable clamp groove manner corresponding with clamp block is connected to inside device case, and benefit is easy for exchanging for.
As the improvement of above-mentioned technical proposal, a kind of papermaking waste gas purification apparatus, in the upper end of device case and in outlet
The lower section of mouth sets return line, and return-air wind turbine is provided in return line, and the outlet of return line corresponds to the 4th activated carbon
Filter the lower section of absorbing unit.
As the improvement of above-mentioned technical proposal, a kind of papermaking waste gas purification apparatus, wherein, outlet is in tilt down.Operation
When, the portion gas discharge after the filtering absorbing unit absorption of the 4th activated carbon, portion gas can be in the effect of return-air wind turbine 26
Under, the lower section of the 4th activated carbon filtering absorbing unit 18 can be withdrawn into herein through outlet 27, can not only be adsorbed again, it is heavier
What is wanted is that can be impacted with the gas that will rise, and prevents gas from rising purpose too fast and that purification is not achieved.
As the improvement of above-mentioned technical proposal, a kind of papermaking waste gas purification apparatus, return line also has second outlet, the
Two outlets are horizontal to be corresponded between the first activated carbon filtering absorbing unit and the second activated carbon filtering absorbing unit.During operation;When
Gas is after the filtering absorbing unit absorption of the 4th activated carbon, and portion gas can be under the action of return-air wind turbine, portion gas warp
Outlet can be withdrawn into the lower section of the 4th activated carbon filtering absorbing unit herein, and portion gas can be withdrawn into through second outlet level
First activated carbon filters the cavity between absorbing unit and the second activated carbon filtering absorbing unit, forms it into two-part gas
Reflux;Gas can equally adsorb again, can impingement mix ceaselessly occur with the gas of rising, sufficiently achieve waste gas purification
Purpose.
The invention has the advantages that:The present invention by improve a kind of papermaking waste gas purification apparatus is provided herein, as Fig. 1-
Shown in Fig. 5, have the advantages that as follows improve and:
Advantage 1:A kind of papermaking waste gas purification apparatus includes device case, waste gas purification spray reservoir, exhaust inlet pipe
Road;Purified gas outlet is formed on the top of device case;Skewed spray liquid reflux bottom surface is formed on the bottom of device case,
The liquid that spray liquid reflux bottom surface from top to bottom sprays for recycling;Waste gas purification spray reservoir is located at spray liquid reflux bottom surface
Lower end;Gas inlet pipeline is stretched into from the lower end side of device case;It is net that the medium position of device case is provided with exhaust gas
Change moves back and forth spraying mechanism, and waste gas purification, which moves back and forth spraying mechanism, includes motor, helical rotation bar, movement sleeve, spray
Frame and spray head;Wherein, motor is fixed on the outside of device case, the turning end and spiral of motor by the cushion block of triangle
Rotating bar connects, and spraying rack is integral with movement sleeve shaped and passes through and moves sleeve and be movably placed on helical rotation bar, spraying rack
Lower face be provided with multiple spray heads;It is wherein made of helical rotation bar, movement sleeve, spraying rack and spray head whole
Body portion is located at the inside of device case;Meanwhile waste gas purification spray reservoir connects spray by infusion pump with corresponding pipeline
Drench the spray head in frame;It moves back and forth the upper end of spraying mechanism in the waste gas purification that is internally corresponding to of device case and is respectively arranged with
First activated carbon filtering absorbing unit, the second activated carbon filtering absorbing unit, the 3rd activated carbon filtering absorbing unit and the 4th are lived
Property charcoal filtering absorbing unit;Wherein, the first activated carbon filtering absorbing unit, the second activated carbon filtering absorbing unit, the 3rd activity
Charcoal filtering absorbing unit tilts the inside for being fixed on device case respectively, and the inside of device case is formed to the gas of bending shape
The rising space;4th activated carbon filtering absorbing unit is horizontally placed at the first activated carbon filtering absorbing unit, the filtering of the second activated carbon
The upper end of absorbing unit, the 3rd activated carbon filtering absorbing unit.
For the present embodiment after improving, it is rear with handling that papermaking waste gas purification apparatus of the present invention can allow exhaust gas to disperse first
Liquid comes into full contact with, and it is high to improve purification efficiency;Another aspect the present embodiment employs multistage filtering absorption, can be good at realizing useless
The purification and filtering of gas;From saying on the whole for this patent, which also has simple in structure, working service side
Just the advantages that, purification is thorough, convenient for processing exhaust gas.Simultaneously the present embodiment set grade filter absorbing unit another object is that passing through
The speed of mitigation of gases rising is capable of in multilayer absorption, and gas is made slightly to rest on inside device case, is fully realized spray and is inhaled
It is attached.
Advantage 2:There is horn-like exhaust gas to disperse for the present embodiment papermaking waste gas purification apparatus, the end of gas inlet pipeline
Head, the surface of exhaust gas dispersing head set gas inlet end to consider net;Exhaust gas is discharged by gas inlet pipeline herein, and by useless
Gas dispersing head, which is dispersed, to come, and for increasing the contact surface with spray liquid, efficiency is sprayed for improving.
Advantage 3:The present embodiment papermaking waste gas purification apparatus is provided with heating wire in gas inlet pipeline;Electricity is set here
The purpose of heated filament is the heat-sensitive materials in exhaust gas can be made to degrade in advance, be conducive in subsequent spray with calcination and heating exhaust gas
And absorption.
Advantage 4:The present embodiment papermaking waste gas purification apparatus, the first activated carbon filtering absorbing unit, the filtering of the second activated carbon
Absorbing unit, the 3rd activated carbon filtering absorbing unit and the 4th activated carbon filtering absorbing unit consider net, bending-like by bottom respectively
Block, End assemblies and activated carbon composition;Wherein, net and bending-like block are considered in bottom and End assemblies form whole connect
It connects, activated carbon is laid between bending-like block.First activated carbon filtering absorbing unit, the filtering of the second activated carbon in the present embodiment
Absorbing unit, the 3rd activated carbon filtering absorbing unit and the 4th activated carbon filtering absorbing unit may be employed identical shown in Fig. 3
Structure, the benefit of this structure is simple in structure, the intensive laying to activated carbon can be realized easily and fast, convenient in exhaust gas
Absorption is realized in purification.
Advantage 5:The present embodiment papermaking waste gas purification apparatus, wherein, the corresponding end of the 4th activated carbon filtering absorbing unit
The lateral surface of component is formed with movable clamp groove, its 4th activated carbon is made to filter activity of the absorbing unit by End assemblies lateral surface
Card slot movable buckle is inside the device case on corresponding clamp block.Because the 4th activated carbon filtering absorption is single in adsorption process
Member in horizontality, in the present embodiment for the 4th activated carbon filters absorbing unit, carries the weight of absorption always
Link is wanted, it is necessary to often remove cleaning;Therefore it is using movable clamp groove and card for the 4th activated carbon filters absorbing unit
The corresponding manner of head block is connected to inside device case, and benefit is easy for exchanging for.
Advantage 6:Return line also is set in the upper end of device case and in the lower section of gas outlet, is provided in return line
Return-air wind turbine, the outlet of return line correspond to the lower section of the 4th activated carbon filtering absorbing unit.Wherein, during implementation outlet be in
It is lower to tilt preferably.
During operation, the portion gas discharge after the filtering absorbing unit absorption of the 4th activated carbon, portion gas can be in return-air
Under the action of wind turbine, the lower section of the 4th activated carbon filtering absorbing unit can be withdrawn into herein through outlet, can not only be inhaled again
It is attached, it is often more important that can be impacted with the gas that will rise, prevent gas from rising purpose too fast and that purification is not achieved.
Advantage 7:Return line also has second outlet, and horizontal first activated carbon that corresponds to of second outlet filters absorbing unit
Between the second activated carbon filtering absorbing unit.During operation;When gas through the 4th activated carbon filtering absorbing unit absorption after, portion
Divide gas can be under the action of return-air wind turbine, portion gas can be withdrawn into the 4th activated carbon filtering absorbing unit herein through outlet
Lower section, portion gas can be withdrawn into filtering absorbing unit and the second activated carbon the filtering suction of the first activated carbon through second outlet level
Cavity between coupon member forms it into two-part gas backstreaming;Gas can equally adsorb again, can ceaselessly with rising
Gas impingement mix occurs, sufficiently achieve the purpose of waste gas purification.
Description of the drawings
Fig. 1 is 1 schematic diagram of embodiment of papermaking waste gas purification apparatus of the present invention;
Fig. 2 is the implementation schematic diagram that waste gas purification of the present invention moves back and forth spraying mechanism;
Fig. 3 is the implementation schematic diagram of the 4th activated carbon filtering absorbing unit of the invention;
Fig. 4 is 2 schematic diagram of embodiment of papermaking waste gas purification apparatus of the present invention;
Fig. 5 is 3 schematic diagram of embodiment of papermaking waste gas purification apparatus of the present invention.
Wherein:Device case 1, waste gas purification spray reservoir 2, gas inlet pipeline 3, gas outlet 4, spray liquid reflux bottom
Net 7, heating wire 8, motor 9, helical rotation bar 10, movement sleeve 11, spraying rack are considered in face 5, exhaust gas dispersing head 6, gas inlet end
12, spray head 13, the cushion block 14 of triangle, the first activated carbon filtering absorbing unit 15, the second activated carbon filtering absorbing unit 16,
3rd activated carbon filters absorbing unit 17, and the 4th activated carbon filtering absorbing unit 18, net 19, bending-like block 20, end are considered in bottom
Parts 21, activated carbon 22, movable clamp groove 23, clamp block 24, return line 25, return-air wind turbine 26, the outlet 27 of return line,
Second outlet 28, infusion pump 29.
Specific embodiment
Below in conjunction with attached drawing 1- Fig. 5, the present invention is described in detail, to the technical solution in the embodiment of the present invention into
Row clearly and completely describes, it is clear that described embodiment is only the reality of part of the embodiment of the present invention rather than whole
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
Every other embodiment, belong to the scope of protection of the invention.
The present invention provides a kind of papermaking waste gas purification apparatus herein by improving, as Figure 1-Figure 5, can be according to as follows
Mode is practiced.As shown in Figure 1, embodiment 1, a kind of papermaking waste gas purification apparatus includes device case 1, waste gas purification sprays
Reservoir 2, gas inlet pipeline 3;Purified gas outlet 4 is formed on the top of device case 1;The bottom of device case 1 is formed
Skewed spray liquid reflux bottom surface 5, the liquid that spray liquid reflux bottom surface 5 from top to bottom sprays for recycling;Waste gas purification sprays
Leaching reservoir 2 is located at the lower end of spray liquid reflux bottom surface 5;The lower end side of gas inlet pipeline 3 from device case 1 stretches into.
The medium position of device case 1 is provided with waste gas purification and moves back and forth spraying mechanism, waste gas purification moves back and forth
Spraying mechanism includes motor 9, helical rotation bar 10, movement sleeve 11, spraying rack 12 and spray head 13;Wherein, motor 9 passes through
The cushion block 14 of triangle is fixed on the outside of device case 1, and the turning end of motor 9 is connected with helical rotation bar 10, spraying rack 12
It forms entirety with movement sleeve 11 and passes through and move sleeve 11 and be movably placed on helical rotation bar 10, the lower face of spraying rack 12 is set
It is equipped with multiple spray heads 13;It is wherein made of helical rotation bar 10, movement sleeve 11, spraying rack 12 and spray head 13 whole
Body portion is located at the inside of device case 1;Meanwhile waste gas purification spray reservoir 2 is connected by infusion pump 29 and corresponding pipeline
Connect the spray head 13 in spraying rack 12.
It moves back and forth the upper end of spraying mechanism in the waste gas purification that is internally corresponding to of device case 1 and is respectively arranged with the first work
Property charcoal filtering absorbing unit 15, the second activated carbon filtering absorbing unit 16, the 3rd activated carbon filtering absorbing unit 17 and the 4th live
Property charcoal filtering absorbing unit 18;Wherein, the first activated carbon filtering absorbing unit 15, the second activated carbon filtering absorbing unit 16, the
Three activated carbons filtering absorbing unit 17 tilts the inside for being fixed on device case 1 respectively, and the inside of device case 1 is formed bending
The gas rising space of shape;4th activated carbon filtering absorbing unit 18 be horizontally placed at the first activated carbon filtering absorbing unit 15,
The upper end of second activated carbon filtering absorbing unit 16, the 3rd activated carbon filtering absorbing unit 17.
The present embodiment papermaking waste gas purification apparatus, the end of gas inlet pipeline 3 have horn-like exhaust gas dispersing head 6,
The surface of exhaust gas dispersing head 6 sets gas inlet end to consider net 7;Exhaust gas is discharged by gas inlet pipeline 3 herein, and by useless
Gas dispersing head 6, which is dispersed, to come, and for increasing the contact surface with spray liquid, efficiency is sprayed for improving.
Heating wire 8 is provided in gas inlet pipeline 3;Here the purpose for setting heating wire is can be useless with calcination and heating
Gas makes the heat-sensitive materials in exhaust gas degrade in advance, is conducive to subsequent spray and neutralizes absorption.
First activated carbon filtering absorbing unit 15, the second activated carbon filtering absorbing unit 16, the filtering absorption of the 3rd activated carbon
17 and the 4th activated carbon of unit filtering absorbing unit 18 respectively by bottom consider net 19, bending-like block 20, End assemblies 21 and
Activated carbon 22 forms;Wherein, net 19 and bending-like block 20 are considered in bottom and End assemblies 21 form integrated connection, activated carbon 22
It is laid between bending-like block 20.First activated carbon filtering absorbing unit 15, the filtering absorption of the second activated carbon in the present embodiment
Unit 16, the 3rd activated carbon filtering absorbing unit 17 and the 4th activated carbon filtering absorbing unit 18 may be employed identical shown in Fig. 3
Structure, the benefit of this structure is simple in structure, can realize the intensive laying to activated carbon 22 easily and fast, convenient for
Absorption is realized in waste gas purification.
Wherein, the lateral surface of the 4th activated carbon filtering 18 corresponding End assemblies 21 of absorbing unit is formed with movable clamp groove
23, its 4th activated carbon is made to filter absorbing unit 18 by 23 movable buckle of movable clamp groove of 21 lateral surface of End assemblies in device
On the corresponding clamp block 24 in 1 inside of housing.Because the 4th activated carbon filtering absorbing unit 18 is in water always in adsorption process
Level state, in the present embodiment for the 4th activated carbon filter absorbing unit 18 for, carry the important step of absorption, it is necessary to
Often remove cleaning;Therefore it is right using movable clamp groove 23 and clamp block 24 for the 4th activated carbon filters absorbing unit 18
The manner answered is connected to inside device case 1, and benefit is easy for exchanging for.
The operational process of embodiment 1 is as follows:Waste gas purification first is sprayed the spray liquid in reservoir 2 by infusion pump 29 to extract
It is promoted in connection spraying rack 12, is sprayed in real time by spray head 13;Meanwhile start the electricity for being fixed on 1 outside of device case
Machine 9 carries out rotating alternation, and motor 9 drives helical rotation bar 10 to rotate by turning end, so as to drive motion sleeve 11
It realizes and moves back and forth on helical rotation bar 10, so as to fulfill spraying rack 12 and drive multiple spray heads 13 of lower end in device
It is at the uniform velocity moved inside housing 1.
Exhaust gas delivers into device case 1 successively from gas inlet pipeline 3, while by setting in gas inlet pipeline 3
Heating wire 8 carries out calcination and heating exhaust gas, and the heat-sensitive materials in exhaust gas is made to degrade in advance, is conducive to subsequent spray neutralization and inhales
It is attached;The exhaust gas entered inside device case 1 is dispersed by exhaust gas dispersing head 6 and come, and is connect for increasing with spray liquid
Contacting surface.
In purification process, continue to rise from the bottom up by the exhaust gas after spray, due to 1 inside of device case respectively
It is provided with the first activated carbon filtering absorbing unit 15, the second activated carbon filtering absorbing unit 16, the 3rd activated carbon filtering absorption list
17 and the 4th activated carbon filtering absorbing unit 18 of member;It is connect so exhaust gas can filter absorbing unit 15 prior to inclined first activated carbon
It touches, and can only filter after absorbing unit 15 adsorbs by the first activated carbon and rise again, so just realize and adsorb for the first time;Together
When, it can be adsorbed respectively by inclined second activated carbon filtering absorbing unit 16, the 3rd activated carbon filtering absorbing unit 17;
The 4th absorption is finally carried out by horizontal the 4th activated carbon filtering absorbing unit 18 again;It so can be good at realizing exhaust gas
Purification with filtering adsorb.
For the present embodiment after improving, it is rear with handling that papermaking waste gas purification apparatus of the present invention can allow exhaust gas to disperse first
Liquid comes into full contact with, and it is high to improve purification efficiency;Another aspect the present embodiment employs multistage filtering absorption, can be good at realizing useless
The purification and filtering of gas;From saying on the whole for this patent, which also has simple in structure, working service side
Just the advantages that, purification is thorough, convenient for processing exhaust gas.Simultaneously the present embodiment set 4 grades of filtering absorbing units another object is that logical
Cross multilayer adsorption energy reach mitigation of gases rising speed, gas is made slightly to rest on inside device case 1, fully realize spray and
Absorption.
As shown in figure 4, embodiment 2:A kind of papermaking waste gas purification apparatus, it is different compared with embodiment 1 shown in FIG. 1
It is;Embodiment 2 also sets return line 25 in the upper end of device case 1 and in the lower section of gas outlet 4, is set in return line 25
Return-air wind turbine 26 is equipped with, the outlet 27 of return line 25 corresponds to the lower section of the 4th activated carbon filtering absorbing unit 18.
Wherein, outlet 27 is preferable in tilting down during implementation.
The operational process of embodiment 2 is as follows:Waste gas purification first is sprayed the spray liquid in reservoir 2 by infusion pump 29 to extract
It is promoted in connection spraying rack 12, is sprayed in real time by spray head 13;Meanwhile start the electricity for being fixed on 1 outside of device case
Machine 9 carries out rotating alternation, and motor 9 drives helical rotation bar 10 to rotate by turning end, so as to drive motion sleeve 11
It realizes and moves back and forth on helical rotation bar 10, so as to fulfill spraying rack 12 and drive multiple spray heads 13 of lower end in device
It is at the uniform velocity moved inside housing 1.
Exhaust gas delivers into device case 1 successively from gas inlet pipeline 3, while by setting in gas inlet pipeline 3
Heating wire 8 carries out calcination and heating exhaust gas, and the heat-sensitive materials in exhaust gas is made to degrade in advance, is conducive to subsequent spray neutralization and inhales
It is attached;The exhaust gas entered inside device case 1 is dispersed by exhaust gas dispersing head 6 and come, and is connect for increasing with spray liquid
Contacting surface.
In purification process, continue to rise from the bottom up by the exhaust gas after spray, due to 1 inside of device case respectively
It is provided with the first activated carbon filtering absorbing unit 15, the second activated carbon filtering absorbing unit 16, the 3rd activated carbon filtering absorption list
17 and the 4th activated carbon filtering absorbing unit 18 of member;It is connect so exhaust gas can filter absorbing unit 15 prior to inclined first activated carbon
It touches, and can only filter after absorbing unit 15 adsorbs by the first activated carbon and rise again, so just realize and adsorb for the first time;Together
When, it can be adsorbed respectively by inclined second activated carbon filtering absorbing unit 16, the 3rd activated carbon filtering absorbing unit 17;
The 4th absorption is finally carried out by horizontal the 4th activated carbon filtering absorbing unit 18 again.
Meanwhile the portion gas discharge after the 4th activated carbon filtering absorbing unit 18 adsorbs, portion gas can be in return-air
Under the action of wind turbine 26, the lower sections of the 4th activated carbon filtering absorbing unit 18 can be withdrawn into herein through outlet 27, it not only can be with
It adsorbs again, it is often more important that can be impacted with the gas that will rise, prevent gas from rising too fast and purification is not achieved
Purpose.
As shown in figure 5, embodiment 3:A kind of papermaking waste gas purification apparatus, it is different compared with embodiment 2 shown in Fig. 4
It is:Return line 25 also has second outlet 28, and horizontal first activated carbon that corresponds to of second outlet 28 filters absorbing unit 15
Between the second activated carbon filtering absorbing unit 16.
The operational process leading portion process of embodiment 3 is same as Example 2;When gas filters absorbing unit through the 4th activated carbon
After 18 absorption, portion gas can be under the action of return-air wind turbine 26, and portion gas can be withdrawn into the 4th herein through outlet 27
Activated carbon filters the lower section of absorbing unit 18, and portion gas can be withdrawn into the filtering absorption of the first activated carbon through 28 level of second outlet
Cavity between 15 and second activated carbon of unit filtering absorbing unit 16, forms it into two-part gas backstreaming;Gas is similary
It can adsorb again, can impingement mix ceaselessly occur with the gas of rising, sufficiently achieve the purpose of waste gas purification.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide scope caused.
Claims (9)
1. a kind of papermaking waste gas purification apparatus, including device case (1), waste gas purification spray reservoir (2), gas inlet pipeline
(3);Purified gas outlet (4) is formed on the top of device case (1);It is characterized in that:The bottom of device case (1), which is formed, inclines
Ramp-like spray liquid reflux bottom surface (5), the waste gas purification spray reservoir (2) are located at the lower end of spray liquid reflux bottom surface (5);
The lower end side of gas inlet pipeline (3) from device case (1) stretches into;
The medium position of device case (1) is provided with waste gas purification and moves back and forth spraying mechanism, waste gas purification moves back and forth spray
Drenching mechanism includes motor (9), helical rotation bar (10), movement sleeve (11), spraying rack (12) and spray head (13);Wherein,
Motor (9) is fixed on the outside of device case (1), the turning end and helical rotation of motor (9) by the cushion block (14) of triangle
Bar (10) connects, and spraying rack (12) forms entirety and pass through and moves sleeve (11) and be movably placed in helical rotation with movement sleeve (11)
On bar (10), the lower face of spraying rack (12) is provided with multiple spray heads (13);Wherein by helical rotation bar (10), movement sleeve
(11), the integral part that spraying rack (12) and spray head (13) are formed is located at the inside of device case (1);Meanwhile exhaust gas
Purification spray reservoir (2) connects the spray head (13) in spraying rack (12) by infusion pump (29) with corresponding pipeline;
Device case (1) be internally corresponding to waste gas purification move back and forth spraying mechanism upper end be respectively arranged with first activity
Charcoal filtering absorbing unit (15), the second activated carbon filtering absorbing unit (16), the 3rd activated carbon filtering absorbing unit (17) and the
Four activated carbons filtering absorbing unit (18);Wherein, the first activated carbon filtering absorbing unit (15), the filtering absorption of the second activated carbon are single
First (16), the 3rd activated carbon filtering absorbing unit (17) tilt the inside for being fixed on device case (1) respectively, by device case
(1) inside forms the gas rising space of bending shape;4th activated carbon filtering absorbing unit (18) is horizontally placed at the
One activated carbon filtering absorbing unit (15), the second activated carbon filtering absorbing unit (16), the 3rd activated carbon filtering absorbing unit
(17) upper end.
2. a kind of papermaking waste gas purification apparatus according to claim 1, it is characterised in that:The gas inlet pipeline (3)
End has horn-like exhaust gas dispersing head (6), and the surface of exhaust gas dispersing head (6) sets gas inlet end to consider net (7).
3. a kind of papermaking waste gas purification apparatus according to claim 1 or claim 2, it is characterised in that:It is set in gas inlet pipeline (3)
It is equipped with heating wire (8).
4. a kind of papermaking waste gas purification apparatus according to claim 1, it is characterised in that:The first activated carbon filtering absorption
Unit (15), the second activated carbon filtering absorbing unit (16), the 3rd activated carbon filtering absorbing unit (17) and the 4th activated carbon mistake
It filters absorbing unit (18) and net (19), bending-like block (20), End assemblies (21) and activated carbon (22) group is considered by bottom respectively
Into;Wherein, net (19) and bending-like block (20) are considered in bottom and End assemblies (21) form integrated connection, activated carbon (22) paving
It is located between bending-like block (20).
5. a kind of papermaking waste gas purification apparatus according to claim 4, it is characterised in that:Wherein, the 4th activated carbon filtering is inhaled
The lateral surface of the corresponding End assemblies (21) of coupon member (18) is formed with movable clamp groove (23), makes the filtering absorption of its 4th activated carbon
Unit (18) is by movable clamp groove (23) movable buckle of End assemblies (21) lateral surface in the internal corresponding card of device case (1)
On head block (24).
6. a kind of papermaking waste gas purification apparatus according to claim 1, it is characterised in that:In the upper end of device case (1) and
Return line (25) in the lower section of gas outlet (4) is set, return-air wind turbine (26), return line are provided in return line (25)
(25) outlet (27) corresponds to the lower section of the 4th activated carbon filtering absorbing unit (18).
7. a kind of papermaking waste gas purification apparatus according to claim 6, it is characterised in that:Wherein, it is in dip down to export (27)
Tiltedly.
8. a kind of papermaking waste gas purification apparatus according to claim 6, it is characterised in that:Return line (25) also has second
It exports (28), horizontal the first activated carbon filtering absorbing unit (15) that corresponds to of second outlet (28) is adsorbed with the filtering of the second activated carbon
Between unit (16).
9. a kind of operating method of papermaking waste gas purification apparatus, it is characterised in that:Comprise the following steps:
S1, the spray liquid in waste gas purification spray reservoir (2) is first extracted into promotion to connection spraying rack by infusion pump (29)
(12) in, sprayed in real time by spray head (13);Meanwhile start the motor (9) being fixed on the outside of device case (1) and carry out just
Reversion works alternatively, and motor (9) drives helical rotation bar (10) to rotate by turning end, so as to which drive motion sleeve (11) is in spiral shell
It realizes and moves back and forth in rotation lever (10), so as to fulfill spraying rack (12) and multiple spray heads (13) of lower end is driven to fill
It puts and is at the uniform velocity moved inside housing (1);
S2, exhaust gas deliver into device case (1) successively from gas inlet pipeline (3), while by being set in gas inlet pipeline (3)
The heating wire (8) put carries out calcination and heating exhaust gas, and the heat-sensitive materials in exhaust gas is made to degrade in advance, are conducive in subsequent spray
And absorption;The exhaust gas entered inside device case (1) is dispersed by exhaust gas dispersing head (6) to come, for increasing and spraying
Drench the contact surface of liquid;
S3, in purification process, continue to rise from the bottom up by the exhaust gas after spray, due to device case (1) inside points
The first activated carbon filtering absorbing unit (15), the second activated carbon filtering absorbing unit (16), the filtering of the 3rd activated carbon are not provided with
Absorbing unit (17) and the 4th activated carbon filtering absorbing unit (18);It is inhaled so exhaust gas can be filtered prior to inclined first activated carbon
Coupon member (15) contact, and can only filter after absorbing unit (15) adsorbs by the first activated carbon and rise again, so just realize
It adsorbs for the first time;Meanwhile it can be inhaled respectively by inclined second activated carbon filtering absorbing unit (16), the filtering of the 3rd activated carbon
Coupon member (17) is adsorbed;The 4th absorption is finally carried out by horizontal the 4th activated carbon filtering absorbing unit (18) again;
S4, simultaneously, the portion gas discharge after the 4th activated carbon filtering absorbing unit (18) adsorbs, portion gas can be in return-air
Under the action of wind turbine (26), the lower section of the 4th activated carbon filtering absorbing unit (18) can be withdrawn into herein through exporting (27), then
Secondary absorption, the gas with that will rise impact, and prevent gas from rising purpose too fast and that purification is not achieved.
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CN201711233326.9A CN108057320A (en) | 2017-11-30 | 2017-11-30 | A kind of papermaking waste gas purification apparatus and operating method |
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Cited By (8)
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CN109513316A (en) * | 2018-11-30 | 2019-03-26 | 浙江慧钢技术发展有限公司 | It is a kind of to purify clean galvanizing by dipping exhaust treatment system |
CN109925848A (en) * | 2019-04-10 | 2019-06-25 | 青岛明珠钢结构有限公司 | A kind of steel member spraying pernicious gas collection and processing equipment |
CN110201493A (en) * | 2019-05-23 | 2019-09-06 | 深圳市海洁达环保技术有限公司 | A kind of exhaust gas treating tower spray system |
CN111450693A (en) * | 2020-05-11 | 2020-07-28 | 大唐环境产业集团股份有限公司 | Coal fired power plant exhaust gas purification system |
CN111617361A (en) * | 2020-04-17 | 2020-09-04 | 西安交通大学医学院第二附属医院 | Gas heating and humidifying device for breathing critical and severe respirator |
CN112007477A (en) * | 2020-07-31 | 2020-12-01 | 南京工大开元环保科技有限公司 | Organic waste gas absorption and desorption purification system |
CN113413724A (en) * | 2021-06-01 | 2021-09-21 | 海南启航未来智能科技有限公司 | Smoke abatement removes flavor environment-friendly device |
WO2022105088A1 (en) * | 2020-11-19 | 2022-05-27 | 浙江鸿杰智能科技有限公司 | Sludge drying waste gas treatment device |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN109513316A (en) * | 2018-11-30 | 2019-03-26 | 浙江慧钢技术发展有限公司 | It is a kind of to purify clean galvanizing by dipping exhaust treatment system |
CN109925848A (en) * | 2019-04-10 | 2019-06-25 | 青岛明珠钢结构有限公司 | A kind of steel member spraying pernicious gas collection and processing equipment |
CN110201493A (en) * | 2019-05-23 | 2019-09-06 | 深圳市海洁达环保技术有限公司 | A kind of exhaust gas treating tower spray system |
CN110201493B (en) * | 2019-05-23 | 2021-08-17 | 深圳市海洁达环保技术有限公司 | Spraying system of waste gas treatment tower |
CN111617361A (en) * | 2020-04-17 | 2020-09-04 | 西安交通大学医学院第二附属医院 | Gas heating and humidifying device for breathing critical and severe respirator |
CN111450693A (en) * | 2020-05-11 | 2020-07-28 | 大唐环境产业集团股份有限公司 | Coal fired power plant exhaust gas purification system |
CN112007477A (en) * | 2020-07-31 | 2020-12-01 | 南京工大开元环保科技有限公司 | Organic waste gas absorption and desorption purification system |
WO2022105088A1 (en) * | 2020-11-19 | 2022-05-27 | 浙江鸿杰智能科技有限公司 | Sludge drying waste gas treatment device |
CN113413724A (en) * | 2021-06-01 | 2021-09-21 | 海南启航未来智能科技有限公司 | Smoke abatement removes flavor environment-friendly device |
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