CN107684781A - A kind of efficient process system for lacquer spraying waste gas - Google Patents

A kind of efficient process system for lacquer spraying waste gas Download PDF

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Publication number
CN107684781A
CN107684781A CN201710919739.6A CN201710919739A CN107684781A CN 107684781 A CN107684781 A CN 107684781A CN 201710919739 A CN201710919739 A CN 201710919739A CN 107684781 A CN107684781 A CN 107684781A
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China
Prior art keywords
driven
waste gas
chamber
pipe
spray
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CN201710919739.6A
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Chinese (zh)
Inventor
赵元兵
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Chengdu Yuanshi Information Technology Co Ltd
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Chengdu Yuanshi Information Technology Co Ltd
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Priority to CN201710919739.6A priority Critical patent/CN107684781A/en
Publication of CN107684781A publication Critical patent/CN107684781A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
    • B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
    • 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
    • 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
    • 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
    • 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
    • B01D53/32—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 electrical effects other than those provided for in group B01D61/00
    • 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
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • 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
    • B01D2253/106—Silica or silicates
    • B01D2253/108—Zeolites
    • 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
    • B01D2258/0258—Other waste gases from painting equipments or paint drying installations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
    • B01D2259/818—Employing electrical discharges or the generation of a plasma

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses a kind of efficient process system for lacquer spraying waste gas,It is related to waste gas treatment equipment technical field,The present invention includes the pretreatment box being sequentially communicated by pipeline,Plasma cleaning case,Alkali lye spray column and air inducing exhaust chimney,Pretreatment box is the housing for being provided with air inlet A and gas outlet A,The screen pack that enclosure interior is divided into first chamber and second chamber is vertically arranged with housing,The first rotation unhurried current component and the second rotation unhurried current component are respectively arranged with first chamber and second chamber,Some row brushes scrubbed to screen pack and spiral brush sifter are respectively arranged with first rotation unhurried current component and the second rotation unhurried current component,Housing lower ending opening and opening are removably connected with Sheng slag chute,Screen pack, which is fixedly installed on, to be contained in slag chute,The present invention is handled the particulate matter in lacquer spraying waste gas by pre-processing assembly with coating cloud,Improve the utilization rate of sorbing material,Reduce exhaust-gas treatment cost.

Description

A kind of efficient process system for lacquer spraying waste gas
Technical field
The present invention relates to waste gas treatment equipment technical field, more particularly to a kind of efficient place for lacquer spraying waste gas Reason system.
Background technology
Spray painting is a kind of very common process of surface treatment, in now widely used paint, benzene,toluene,xylene, The organic solvents such as NMHC occupy very big ratio.During spray painting and drying, these organic solvents can be evaporate into In air, the pollution to air is formed.Existing paint-spraying production line is designed with air exhausting device in paint spray booth and baking room, will paint In volatilize organic matter discharge.Only have a small amount of paint-spraying production line design and installation emission-control equipment, these waste gas at present Majority is that organic pollution is handled using sorbing material in processing unit.
The sorbing materials such as activated carbon are to be fixed the molecule particles of pollutant using the micro-pore of material surface, and are sprayed Unseasoned particulate matter and coating cloud containing significant proportion in waste gas are painted, these particulate matters and coating cloud can be attached to sorbing material table Face, sorbing material is prevented further to adsorb, it is necessary to be changed to sorbing material so that the utilization rate of sorbing material reduces, more Frequency increase is changed, adds exhaust-gas treatment cost；And it is existing using spray column waste gas is handled when, be generally only by Waste gas is passed through in spray column, then by be arranged at spray column top shower spray alkali liquor absorption waste gas in pollutant, Waste gas upwards circulation from spray column gas outlet discharge, this, which there is waste gas, may move quickly through spray column, can not fully with Alkali lye contacts so that the exhaust-gas treatment given off is not thorough enough, is not only unsatisfactory for the demand of environmental protection, and also human body can be produced Directly harm.
The content of the invention
It is an object of the invention to：Need frequently to change sorbing material to solve existing emission-control equipment, increase The problem of exhaust-gas treatment cost, the present invention provide a kind of efficient process system for lacquer spraying waste gas, pass through pre-processing assembly pair Particulate matter in lacquer spraying waste gas is handled with coating cloud, improves the utilization rate of sorbing material, reduces exhaust-gas treatment cost.
The present invention specifically uses following technical scheme to achieve these goals：
A kind of efficient process system for lacquer spraying waste gas, including pretreatment box, the plasma being sequentially communicated by pipeline Purifying box, alkali lye spray column and air inducing exhaust chimney, it is characterised in that：The pretreatment box is to be provided with air inlet A and outlet Mouthful A housing, is vertically arranged with the screen pack that enclosure interior is divided into first chamber and second chamber in housing, first chamber and The first rotation unhurried current component and the second rotation unhurried current component are respectively arranged with second chamber, is set on the first rotation unhurried current component There are some row brushes scrubbed to screen pack, some spiral shells scrubbed to screen pack are provided with the second rotation unhurried current component Rotation brush, housing lower ending opening and opening are removably connected with Sheng slag chute, and screen pack, which is fixedly installed on, to be contained in slag chute, alkali lye spray Tower is internally formed spray chamber, is disposed with gas distribution pipe, convolution component, spray assemblies and absorption group in spray chamber from the bottom up Part.
Further, it is provided with gas outlet B at the top of the alkali lye spray column, bottom is respectively arranged with air inlet B and draining Mouthful, gas distribution pipe is horizontally disposed and is connected with air inlet B, and gas distribution pipe lower end is uniformly provided with some steam vents, and convolution component includes water The rotating shaft set and the tilting bar group being symmetricly set in rotating shaft are put down, spiral helicine rotation is provided with each tilting bar group Band, rotating shaft are connected with the motor being arranged at outside alkali lye spray column, and spray assemblies include one on the other arranged in a crossed manner first Jet pipe and the second jet pipe.
Further, the first rotation unhurried current component includes equally distributed driving shaft and some driven shafts, driving shaft On be arranged with the second driving wheel and driving shaft is connected with motor output shaft, driven wheels are arranged with some driven shafts, It is driven between two driving wheels and driven wheels by transmission belt group, some row brushes are rotating around driving shaft and driven shaft even circumferential point Cloth.
Further, the first driving wheel is arranged with the driving shaft, the second rotation unhurried current component includes equally distributed First driven shaft and some second driven shafts, are arranged with the first driven pulley and the second driven pulley in first driven shaft, and some second The second driven wheels are arranged with driven shaft, the first driving wheel is driven with the first driven pulley by transmission belt A, the second driven pulley It is driven between the second driven wheels by transmission belt group B, some spiral brush sifters are defined in pairs along first driven shaft and second driven shaft Length direction is uniformly distributed.
Further, the second chamber is provided with the fiber filter cotton of accordion at the A of gas outlet, passes through fiber mistake Filter pulp is caught completely to the particulate matter in waste gas with coating cloud, it is ensured that particulate matter will not enter plasma cleaning case.
Further, it is hinged with the retaining board for preventing gas backflow at the air inlet A.
Further, deodorizing layer is provided with the case inside wall, NACF is filled with deodorizing layer, by filling out Deodorizing layer filled with NACF carries out absorbing and deodorizing to waste gas, and because the first rotation unhurried current component and the second rotation are slow The rotation of component is flowed, time of the waste gas in first chamber and second chamber can be extended, made on waste gas and case inside wall NACF fully contacts, and is laid the foundation for follow-up exhaust-gas treatment process.
Further, the first branch pipe being vertically arranged and second are respectively communicated with first jet pipe and the second jet pipe Pipe, the first branch pipe and the second branch pipe are symmetrically distributed on alkali lye spray column madial wall, along the length of the first branch pipe and the second branch pipe Direction is respectively arranged with some atomizers.
Further, attemperater is provided with by the alkali lye spray column, snakelike alkali liquor pipe, snake are provided with attemperater One end of shape alkali liquor pipe is connected with the first jet pipe with the second jet pipe respectively, and the other end is connected by outlet pipe with discharge outlet.
Further, flow-stopping plate is provided between the spray assemblies and absorbent module, is provided with flow-stopping plate some logical Stomata, drench between component and flow-stopping plate and be provided with the gas guide board of some interlaced arrangements from top to bottom, gas guide board appearance Face is provided with zeolite adsorbent layers.
Further, the absorbent module includes the activated carbon adsorption layer and kieselguhr adsorption set gradually from the bottom up Layer.
Beneficial effects of the present invention are as follows：
1st, the present invention is filtered the particulate matter in lacquer spraying waste gas and coating cloud by screen pack, after avoiding particulate matter entrance Continuous cleansing phase blocks sorbing material, and drives driving shaft and driven shaft to rotate by motor and transmission belt group, so that setting The row brush being placed on driving shaft and driven shaft and screen pack mantle friction, the particulate matter cleaning that will be attached on screen pack, first Driving wheel drives first driven shaft to rotate by transmission belt A, so as to drive some second driven shafts to rotate by transmission belt group B, Make the mantle friction of spiral brush sifter and screen pack, by the cooperation of row brush and spiral brush sifter, the particulate matter that will be attached on screen pack is clear Sweep into and contain in slag chute, and the first rotation unhurried current component and the second rotation unhurried current component can make waste gas exist in rotary course Small gas vortex is formed in first chamber and second chamber, enable particulate matter in waste gas and coating cloud fully with row brush and Spiral brush sifter contacts, and particulate matter is not entered back into next cleansing phase with coating cloud, improves the utilization rate of subsequent adsorbtion material, reduces Exhaust-gas treatment cost.
2nd, waste gas is separated and intersperses among spray chamber bottom by the present invention by the steam vent of gas distribution pipe, is driven by motor The axis of rotation being horizontally placed in spray chamber so that tilting bar group and rotating band rotate, due in the flow direction of waste gas under Up, it is perpendicular quadrature that the component that circles round, which is rotated in the axial direction of the swirling eddy formed in spray chamber and waste gas flow direction, , consequently, it is possible to which waste gas will and then circle round, swirling eddy caused by component is in spray chamber internal rotation, contact of the extension with alkali lye Time so that waste gas fully contacts with alkali lye, and reaction is thorough, and circles round component when rotated, additionally it is possible to disseminates out alkali lye Come so that the waste gas in spray chamber everywhere can contact with alkali lye so that exhaust-gas treatment works well.
3rd, the present invention by be provided with the first branch pipe being symmetrically distributed on alkali lye spray column madial wall of atomizer with Second branch pipe, sprayed after alkali lye is atomized, alkali lye spraying can be made to diffuse whole spray chamber, fully contacted with waste gas, pass through alkali Liquid is sprayed to be handled waste gas jointly with the alkali lye of the first jet pipe and the sprinkling of the second jet pipe, and the alkali lye collaboration of two states is made With optimizing exhaust-gas treatment effect.
4th, the present invention carries out heating and thermal insulation by attemperater to alkali lye so that alkali lye has certain temperature, Neng Goujin One step promotes the pollutant in alkali liquor absorption waste gas, improves reaction efficiency, alkali lye is fully utilized, and react thorough Bottom, exhaust treatment efficiency is improved, snakelike alkali liquor pipe can be such that alkali lye is fully contacted with the hot water in attemperater, reach preferable temperature Degree.
5th, the present invention fully can be connect by flow-stopping plate with some gas guide board waste gas being staggered with zeolite Touch, adsorb the pollutant in waste gas, then waste gas is passed sequentially through activated carbon adsorption layer and kieselguhr adsorption layer again, it is ensured that waste gas In various pollutants adsorbed completely, reach discharge standard.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the structural representation of pretreatment box of the present invention.
Fig. 3 is the structural representation of the rotation unhurried current component of the present invention first.
Fig. 4 is the structural representation of the rotation unhurried current component of the present invention second.
Fig. 5 is the structural representation of alkali lye spray column of the present invention.
Fig. 6 is the structural representation of the first branch pipe of the invention.
Fig. 7 is the structural representation of present invention convolution component.
Reference：1st, pretreatment box；1-1, air inlet A；1-2, gas outlet A；2nd, motor；3rd, the first rotation unhurried current group Part；3-1, row brush；3-2, driving shaft；3-2.1, the first driving wheel；3-2.2, the second driving wheel；3-3, driven shaft；3-3.1, from Driving wheel group；4th, screen pack；5th, the second rotation unhurried current component；5-1, spiral brush sifter；5-2, first driven shaft；5-2.1, it is first driven Wheel；5-2.2, the second driven pulley；5-3, second driven shaft；5-3.1, the second driven wheels；6th, fiber filter cotton；7th, deodorizing layer； 8th, slag chute is contained；9th, plasma cleaning case；10th, alkali lye spray column；10-1, gas outlet B；10-2, air inlet B；10-3, discharge outlet； 11st, absorbent module；11-1, kieselguhr adsorption layer；11-2, activated carbon adsorption layer；12nd, flow-stopping plate；13rd, gas guide board；13-1、 Zeolite adsorbent layers；14th, spray assemblies；14-1, the first jet pipe；14-1.1, the first branch pipe；14-2, the second jet pipe；14-2.1, Two branch pipes；14-3, atomizer；15th, circle round component；15-1, rotating shaft；15-2, tilting bar group；15-3, rotating band；16th, gas distribution Pipe；17th, motor；18th, attemperater；18-1, snakelike alkali liquor pipe；19th, air inducing exhaust chimney.
Embodiment
In order to which those skilled in the art are better understood from the present invention, below in conjunction with the accompanying drawings with following examples to the present invention It is described in further detail.
Embodiment 1
As shown in Figures 1 to 4, the present embodiment provides a kind of efficient process system for lacquer spraying waste gas, including passes through pipe Pretreatment box 1, plasma cleaning case 9, alkali lye spray column 10 and the air inducing exhaust chimney 19 that road is sequentially communicated, the pretreatment box 1 is the housing for being provided with air inlet A1-1 and gas outlet A1-2, is vertically arranged with housing enclosure interior being divided into first chamber With the screen pack 4 of second chamber, the first rotation unhurried current component 3 and second is respectively arranged with first chamber and second chamber and is rotated Flow slowly component 5, is provided with some row brush 3-1 scrubbed to screen pack 4 on the first rotation unhurried current component 3, the second rotation is slow Some spiral brush sifter 5-1 scrubbed to screen pack 4 are provided with stream component 5, housing lower ending opening and opening detachably connects Be connected to and contain slag chute 8, screen pack 4, which is fixedly installed on, to be contained in slag chute 8, and alkali lye spray column 10 is internally formed spray chamber, in spray chamber from Under be up disposed with gas distribution pipe 16, convolution component 15, spray assemblies 14 and absorbent module 11；
The first rotation unhurried current component 3 includes equally distributed driving shaft 3-2 and some driven shaft 3-3, driving shaft 3-2 On be arranged with the second driving wheel 3-2.2 and driving shaft 3-2 is connected with the output shaft of motor 2, be arranged with some driven shaft 3-3 Driven wheels 3-3.1, is driven between the second driving wheel 3-2.2 and driven wheels 3-3.1 by transmission belt group, some row brush 3-1 It is distributed rotating around driving shaft 3-2 and driven shaft 3-3 even circumferentials；
The first driving wheel 3-2.1 is arranged with the driving shaft 3-2, the second rotation unhurried current component 5 includes equally distributed Be arranged with first driven shaft 5-2 and some second driven shaft 5-3, first driven shaft 5-2 the first driven pulley 5-2.1 and second from The second driven wheels 5-3.1, the first driving wheel 3-2.1 and first is arranged with driving wheel 5-2.2, some second driven shaft 5-3 Driven pulley 5-2.1 is driven by transmission belt A, passes through transmission belt group between the second driven pulley 5-2.2 and the second driven wheels 5-3.1 B is driven, and some spiral brush sifter 5-1 are defined in pairs along first driven shaft 5-2 and second driven shaft 5-3 length direction is uniformly distributed；
The second chamber is provided with the fiber filter cotton 6 of accordion at the A1-2 of gas outlet, passes through fiber filter cotton 6 Particulate matter in waste gas is caught completely with coating cloud, it is ensured that particulate matter will not enter plasma cleaning case 9, the air inlet Being hinged with A1-1 prevents the retaining board of gas backflow, and deodorizing layer 7 is provided with the case inside wall, is filled in deodorizing layer 7 Active Carbon fibe, absorbing and deodorizing is carried out to waste gas by the deodorizing layer 7 filled with NACF, and due to the first rotation The component 3 and second that flows slowly rotates the rotation of unhurried current component 5, can extend time of the waste gas in first chamber and second chamber, Waste gas is fully contacted with the NACF on case inside wall, laid the foundation for follow-up exhaust-gas treatment process；
The particulate matter in lacquer spraying waste gas and coating cloud are filtered by screen pack 4, particulate matter is avoided and enters subsequent purification Stage blocks sorbing material, and drives driving shaft 3-2 and driven shaft 3-3 to rotate by motor 2 and transmission belt group, so that setting The row brush 3-1 being placed on driving shaft 3-2 and driven shaft 3-3 and the mantle friction of screen pack 4, the particle that will be attached on screen pack 4 Thing is cleared away, and the first driving wheel 3-2.1 drives first driven shaft 5-2 to rotate by transmission belt A, so as to be driven by transmission belt group B Some second driven shaft 5-3 are rotated, and make spiral brush sifter 5-1 and screen pack 4 mantle friction, pass through row brush 3-1's and spiral brush sifter 5-1 Coordinate, the particulate matter that will be attached on screen pack 4, which is swept into, to be contained in slag chute 8, and the first rotation unhurried current component 3 and second rotates Component 5 flow slowly in rotary course, waste gas can be made to form small gas vortex in first chamber and second chamber, make waste gas In particulate matter fully can be contacted with coating cloud with row brush 3-1 and spiral brush sifter 5-1, make particulate matter and coating cloud do not enter back into etc. from Sub- purifying box 9, the utilization rate of subsequent adsorbtion material is improved, reduces exhaust-gas treatment cost.
Embodiment 2
As shown in Figures 5 to 7, the present embodiment further optimizes on the basis of embodiment 1.Specifically：
The top of alkali lye spray column 10 is provided with gas outlet B10-1, bottom is respectively arranged with air inlet B10-2 and draining Mouth 10-3, gas distribution pipe 16 is horizontally disposed and is connected with air inlet B10-2, and the lower end of gas distribution pipe 16 is uniformly provided with some steam vents, returns Rotation component 15 includes horizontally disposed rotating shaft 15-1 and the tilting bar group 15-2 being symmetricly set on rotating shaft 15-1, each tilting bar Spiral helicine rotating band 15-3 is provided with group 15-2, rotating shaft 15-1 is connected with the driving electricity being arranged at outside alkali lye spray column 10 Machine 17, spray assemblies 14 include the first jet pipe 14-1 and the second jet pipe 14-2 arranged in a crossed manner one on the other；
Be respectively communicated with the first jet pipe 14-1 and the second jet pipe 14-2 the first branch pipe 14-1.1 for being vertically arranged with Second branch pipe 14-2.1, the first branch pipe 14-1.1 and the second branch pipe 14-2.1 is symmetrically distributed on the madial wall of alkali lye spray column 10, Some atomizer 14-3 are respectively arranged with along the first branch pipe 14-1.1 and the second branch pipe 14-2.1 length direction；
Attemperater 18 is provided with by the alkali lye spray column 10, snakelike alkali liquor pipe 18-1 is provided with attemperater 18, Snakelike alkali liquor pipe 18-1 one end connects with the first jet pipe 14-1 with the second jet pipe 14-2 respectively, and the other end passes through outlet pipe and row Mouth of a river 10-3 is connected；
Flow-stopping plate 12 is provided between the spray assemblies 14 and absorbent module 11, some ventilations are provided with flow-stopping plate 12 Hole, drench between component 14 and flow-stopping plate 12 and be provided with the gas guide board 13 of some interlaced arrangements from top to bottom, gas guide board 13 outer surfaces are provided with zeolite adsorbent layers 13-1, and the absorbent module 11 includes the activated carbon adsorption layer set gradually from the bottom up 11-2 and kieselguhr adsorption layer 11-1.
Waste gas is separated and intersperses among spray chamber bottom by the present embodiment by the steam vent of gas distribution pipe 16, passes through motor 17 The rotating shaft 15-1 being horizontally placed in spray chamber is driven to rotate, so that tilting bar group 15-2 and rotating band 15-3 rotates, due to In the flow direction of waste gas from the bottom up, and the component 15 that circles round is rotated in the axial direction of the swirling eddy formed in spray chamber with giving up Air-flow is to being perpendicular, consequently, it is possible to which waste gas will and then circle round, swirling eddy caused by component 15 is in spray chamber inward turning Turn, extend the time of contact with alkali lye so that waste gas fully contacts with alkali lye, and reaction is thorough, and the component 15 that circles round is rotating When, additionally it is possible to alkali lye is disseminated and come so that the waste gas in spray chamber everywhere can contact with alkali lye so that exhaust-gas treatment is imitated Fruit is good.
Described above, only presently preferred embodiments of the present invention is not intended to limit the invention, patent protection model of the invention Enclose and be defined by claims, the equivalent structure change that every specification and accompanying drawing content with the present invention is made, similarly It should include within the scope of the present invention.

Claims (7)

1. a kind of efficient process system for lacquer spraying waste gas, including pretreatment box (1), the plasma being sequentially communicated by pipeline Purifying box (9), alkali lye spray column (10) and air inducing exhaust chimney (19), it is characterised in that：The pretreatment box (1) is to be provided with Air inlet A (1-1) and gas outlet A (1-2) housing, it is vertically arranged with housing and enclosure interior is divided into first chamber and second The screen pack (4) of chamber, the first rotation unhurried current component (3) is respectively arranged with first chamber and second chamber and the second rotation is delayed Component (5) is flowed, is provided with some row brushes (3-1) scrubbed to screen pack (4) on the first rotation unhurried current component (3), second It is provided with some spiral brush sifters (5-1) scrubbed to screen pack (4) on rotation unhurried current component (5), housing lower ending opening and opens It is removably connected with mouthful and contains slag chute (8), screen pack (4), which is fixedly installed on, is contained in slag chute (8), the internal shape of alkali lye spray column (10) It is disposed with gas distribution pipe (16), convolution component (15), spray assemblies (14) and absorption from the bottom up into spray chamber, in spray chamber Component (11).
A kind of 2. efficient process system for lacquer spraying waste gas according to claim 1, it is characterised in that：The alkali lye spray Gas outlet B (10-1) is provided with the top of leaching tower (10), bottom is respectively arranged with air inlet B (10-2) and discharge outlet (10-3), cloth Tracheae (16) is horizontally disposed and is connected with air inlet B (10-2), and gas distribution pipe (16) lower end is uniformly provided with some steam vents, convolution group Part (15) includes horizontally disposed rotating shaft (15-1) and the tilting bar group (15-2) being symmetricly set in rotating shaft (15-1), Mei Geqing Spiral helicine rotating band (15-3) is provided with brace group (15-2), rotating shaft (15-1), which is connected with, is arranged at alkali lye spray column (10) motor (17) outside, spray assemblies (14) include the first jet pipe (14-1) arranged in a crossed manner one on the other and the second spray Manage (14-2).
A kind of 3. efficient process system for lacquer spraying waste gas according to claim 1, it is characterised in that：First rotation Turning unhurried current component (3) includes equally distributed driving shaft (3-2) and some driven shafts (3-3), and the is arranged with driving shaft (3-2) Two driving wheels (3-2.2) and driving shaft (3-2) are connected with motor (2) output shaft, be arranged with some driven shafts (3-3) from Driving wheel group (3-3.1), it is driven between the second driving wheel (3-2.2) and driven wheels (3-3.1) by transmission belt group, some row brushes (3-1) is distributed rotating around driving shaft (3-2) and driven shaft (3-3) even circumferential.
A kind of 4. efficient process system for lacquer spraying waste gas according to claim 3, it is characterised in that：The driving shaft The first driving wheel (3-2.1) is arranged with (3-2), the second rotation unhurried current component (5) includes equally distributed first driven shaft (5- 2) the first driven pulley (5-2.1) and the second driven pulley and some second driven shafts (5-3), are arranged with first driven shaft (5-2) (5-2.2), is arranged with the second driven wheels (5-3.1) on some second driven shafts (5-3), the first driving wheel (3-2.1) with First driven pulley (5-2.1) is driven by transmission belt A, is led between the second driven pulley (5-2.2) and the second driven wheels (5-3.1) Transmission belt group B transmissions are crossed, some spiral brush sifters (5-1) are defined in pairs along the length side of first driven shaft (5-2) and second driven shaft (5-3) To being uniformly distributed.
A kind of 5. efficient process system for lacquer spraying waste gas according to claim 2, it is characterised in that：First spray Pipe
(14-1) is with being respectively communicated with the first branch pipe (14-1.1) being vertically arranged and the second branch pipe on the second jet pipe (14-2) (14-2.1), the first branch pipe (14-1.1) are symmetrically distributed on alkali lye spray column (10) madial wall with the second branch pipe (14-2.1), Some atomizers (14-3) are respectively arranged with along the length direction of the first branch pipe (14-1.1) and the second branch pipe (14-2.1).
A kind of 6. efficient process system for lacquer spraying waste gas according to claim 1, it is characterised in that：The alkali lye spray Attemperater (18) is provided with by leaching tower (10), snakelike alkali liquor pipe (18-1), snakelike alkali liquor pipe are provided with attemperater (18) The one end of (18-1) connects with the first jet pipe (14-1) with the second jet pipe (14-2) respectively, and the other end passes through outlet pipe and discharge outlet (10-3) is connected.
A kind of 7. efficient process system for lacquer spraying waste gas according to claim 2, it is characterised in that：The spray group Flow-stopping plate (12) is provided between part (14) and absorbent module (11), some passages are provided with flow-stopping plate (12), drenches component (14) gas guide board (13) of some interlaced arrangements from top to bottom, gas guide board (13) are provided between flow-stopping plate (12) Outer surface is provided with zeolite adsorbent layers (13-1).
CN201710919739.6A 2017-09-30 2017-09-30 A kind of efficient process system for lacquer spraying waste gas Withdrawn CN107684781A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109589732A (en) * 2018-12-17 2019-04-09 上海师洁环保科技有限公司 A kind of processing unit and its processing method of coating waste gas
CN110302652A (en) * 2019-05-14 2019-10-08 唐山伟德船用设备有限公司 A kind of desulphurization denitration purification device for ship tail gas
CN111729476A (en) * 2020-07-02 2020-10-02 梁宏辉 Circulating environmental protection exhaust treatment system for glass processing
CN111841197A (en) * 2020-07-12 2020-10-30 刘传圣 Water-cooled oil smoke separator for environmental protection
CN113186009A (en) * 2021-05-19 2021-07-30 重庆工程职业技术学院 Coal mine underground gas purification device and purification method thereof
CN113491937A (en) * 2021-07-29 2021-10-12 深圳市源创鑫环保科技有限公司 Purifier is used in industrial waste gas water conservancy diversion

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109589732A (en) * 2018-12-17 2019-04-09 上海师洁环保科技有限公司 A kind of processing unit and its processing method of coating waste gas
CN110302652A (en) * 2019-05-14 2019-10-08 唐山伟德船用设备有限公司 A kind of desulphurization denitration purification device for ship tail gas
CN111729476A (en) * 2020-07-02 2020-10-02 梁宏辉 Circulating environmental protection exhaust treatment system for glass processing
CN111841197A (en) * 2020-07-12 2020-10-30 刘传圣 Water-cooled oil smoke separator for environmental protection
CN113186009A (en) * 2021-05-19 2021-07-30 重庆工程职业技术学院 Coal mine underground gas purification device and purification method thereof
CN113186009B (en) * 2021-05-19 2022-05-06 重庆工程职业技术学院 Coal mine underground gas purification device and purification method thereof
CN113491937A (en) * 2021-07-29 2021-10-12 深圳市源创鑫环保科技有限公司 Purifier is used in industrial waste gas water conservancy diversion
CN113491937B (en) * 2021-07-29 2022-06-07 深圳市源创鑫环保科技有限公司 Purifier is used in industrial waste gas water conservancy diversion

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Application publication date: 20180213