CN111408197A - Device for purifying banburying waste gas in rubber industry and using method - Google Patents

Device for purifying banburying waste gas in rubber industry and using method Download PDF

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Publication number
CN111408197A
CN111408197A CN202010142984.2A CN202010142984A CN111408197A CN 111408197 A CN111408197 A CN 111408197A CN 202010142984 A CN202010142984 A CN 202010142984A CN 111408197 A CN111408197 A CN 111408197A
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China
Prior art keywords
area
waste gas
fan
heat
rotating wheel
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Pending
Application number
CN202010142984.2A
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Chinese (zh)
Inventor
许永童
郑庆华
王凯
蔡大顺
何文龙
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Shanghai Lanbao Environmental Protection Technology Co ltd
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Shanghai Lanbao Environmental Protection Technology Co ltd
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Priority to CN202010142984.2A priority Critical patent/CN111408197A/en
Publication of CN111408197A publication Critical patent/CN111408197A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/62Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in series
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0027Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
    • B01D46/0036Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions by adsorption or absorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/02Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
    • B01D46/023Pockets filters, i.e. multiple bag filters mounted on a common frame
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation 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
    • B01D53/02Separation 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
    • B01D53/06Separation 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 moving adsorbents, e.g. rotating beds
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23GCREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
    • F23G7/00Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
    • F23G7/06Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/02Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
    • F23J15/022Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
    • F23J15/025Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J15/00Arrangements of devices for treating smoke or fumes
    • F23J15/06Arrangements of devices for treating smoke or fumes of coolers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40083Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/30Technologies for a more efficient combustion or heat usage

Abstract

The invention discloses a purification device for banburying waste gas in rubber industry and a use method thereof, wherein the device comprises: the slaked lime injection unit comprises a storage hopper and a first fan, slaked lime is placed in the storage hopper, and the bottom of the storage hopper is connected with an inlet of the pulse bag type dust collector through the first fan; the pulse bag type dust collector is communicated with the waste gas output end and comprises a plurality of independently distributed box chambers, and a filter bag is arranged in each box chamber; the three-stage dry filter is connected with the top outlet of the pulse bag type dust collector through a second fan; the zeolite runner comprises an adsorption area, a cooling area and a desorption area; a rotary incinerator comprises a combustion chamber and a regenerator chamber which are connected with each other. The invention has the advantages of simple structure, convenient operation, low investment and operation cost, contribution to large-scale popularization and use, high dust removal, oil removal and moisture removal efficiency on waste gas and the like.

Description

Device for purifying banburying waste gas in rubber industry and using method
Technical Field
The invention relates to the technical field of waste gas treatment devices, in particular to a banburying waste gas purification device used in the rubber industry and a using method thereof.
Background
During the production of rubber tires, a large amount of rubber tire exhaust gas is generated. The exhaust gas usually contains smoke, water vapor, volatile organic compounds, ammonia, amine, hydrogen sulfide and other malodorous substances and oil mixtures, including emulsified oil and oil slick. The particle size of the oil droplets of the emulsified oil is usually less than 10 μm, and is generally between 0.1 and 2.0. mu.m. The gas contains a surfactant, so that oil droplets become stable emulsion, sludge is formed when the oil droplets stay in a pipeline, and the surface area of surrounding objects is attached with oil dirt when the sludge accumulated for a long time is directly discharged to the atmosphere. Therefore, when the waste gas generated in the rubber tire industry is treated, the waste gas is pretreated to remove oil mist, water mist and dust.
At present, the waste gas pretreatment in the rubber tire industry is mainly carried out by adopting a process of a high-efficiency oil remover and a pulse bag type dust remover. The high-efficiency oil remover consists of a cyclone component, a defoaming component, a precision filter and the like. The gas to be treated enters the cyclone chamber from the gas inlet, the airflow is accelerated in the cyclone chamber, the drop-shaped oil stain and dust substances enter the collecting cavity along the cylinder wall under the action of centrifugal force and are discharged by the sewage discharge device, the gas flows out of the cyclone chamber, is decelerated by the baffle plate assembly and then flows through the defoaming assembly to further remove dirt with slightly small particle size, and finally is subjected to fine filtration by the high-precision ceramic filter, flows out and contains a small amount of dust-containing gas, and is subjected to dust removal by the pulse bag type dust collector to be pretreated. The prior art has the following defects: (1) the high-efficiency oil remover has complex equipment and higher investment cost; (2) the high-efficiency oil remover is not suitable for gases with strong corrosivity; (3) the high-efficiency oil remover with the same specification is specially customized according to different waste gas air quantities, and the high-efficiency oil remover is not beneficial to popularization and use. (4) The active carbon is frequently replaced, and the operation cost is high; (5) the filter bag is easy to block.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art, and provides the purification device for the banburying waste gas in the rubber industry and the use method thereof, wherein the purification device is simple to operate, low in investment and operation cost, and high in oil removal, water removal and dust removal efficiency.
The technical problem of the invention is mainly solved by the following technical scheme:
the invention provides a device for purifying banburying waste gas in rubber industry, which comprises:
the slaked lime injection unit comprises a storage hopper and a first fan, slaked lime is placed in the storage hopper, and the bottom of the storage hopper is connected with an inlet of the pulse bag type dust collector through the first fan;
the pulse bag type dust collector is communicated with the waste gas output end and comprises a plurality of independently distributed box chambers, and a filter bag is arranged in each box chamber;
the three-stage dry filter is connected with the top outlet of the pulse bag type dust collector through a second fan;
the zeolite rotating wheel comprises an adsorption area, a cooling area and a desorption area, the adsorption area is respectively connected with an outlet of the three-stage dry filter and a third fan, the third fan is communicated with the atmosphere, the cooling area is connected with the outlet of the three-stage dry filter, and the desorption area is connected with the heat exchanger;
the rotary incinerator comprises a combustion chamber and a heat storage chamber which are connected with each other, the heat storage chamber is connected with an outlet of a desorption area of the zeolite rotating wheel, and the combustion chamber is connected with the heat exchanger.
Further, the desorption zone outlet of the zeolite rotating wheel is connected with the heat storage chamber through a fourth fan, a flame arrester and a rotary valve in sequence.
Further, the heat storage chamber comprises an air inlet heat release region, a heat storage region, a cleaning region and a blind region, and when the rotary valve switches the air inlet heat release region to enter a working state, waste gas at the outlet of the desorption region of the zeolite rotating wheel is preheated in the air inlet heat release region; when the rotary valve switches the heat storage area to enter a working state, the burned gas in the combustion chamber enters the heat storage area to recover heat.
The invention provides a using method of a banburying waste gas purification device in the rubber industry, which comprises the following steps:
s1, putting slaked lime into a storage hopper;
s2, starting a first fan, conveying the slaked lime to the surface of a filter bag in the pulse bag type dust collector, and forming a coating filter cake;
s3, after the waste gas enters from the inlet of the pulse bag type dust collector, filtering oil and water through the coating filter cake of the filter bag, and conveying the filtered waste gas to a three-stage dry filter through a second fan for secondary filtration;
s4, feeding the waste gas after secondary filtration into a zeolite rotating wheel for concentration and adsorption, and discharging the clean tail gas after adsorption treatment into the atmosphere through a third fan;
and S5, feeding the waste gas desorbed by the zeolite rotating wheel into a rotary incinerator for pyrolysis treatment.
Further, the step S4 is followed by:
s41, when the zeolite rotating wheel adsorption area adsorbs organic components in the waste gas to saturation, rotating to a desorption area;
s42, desorbing the desorption area by utilizing the heat flow provided by the heat exchanger, and rotating to the cooling area after desorption;
and S43, extracting the waste gas at the outlet part of the three-stage dry filter, cooling the zeolite rotating wheel to normal temperature, and rotating the zeolite rotating wheel to an adsorption area.
Further, the zeolite wheel is rotated at a speed of 1-6 revolutions per hour.
Further, the step S5 includes:
s51, utilizing the power of a fourth fan, enabling the waste gas desorbed from the zeolite rotating wheel to enter an air inlet heat release area of a heat storage chamber of the rotary incinerator for preheating and heating;
s52, heating the waste gas after temperature rise in a combustion chamber until VOCs are oxidized;
s53, when the rotary valve switches the heat storage area of the heat storage chamber to enter a working state, the burned gas in the combustion chamber enters the heat storage area for heat recovery;
and S54, the purified gas after heat recovery enters a chimney to be discharged.
Further, in the step S52, the temperature for oxidizing the VOCs is 780-.
The invention has the beneficial effects that: the method comprises the steps of spraying slaked lime on the surface of a filter bag in a pulse bag type dust collector to form a coating filter cake, enabling the coating filter cake to be in contact combination with tar and water, utilizing secondary dust removal of the filter bag to reduce the dust concentration in waste gas, and carrying out high-precision filtration on the waste gas by a third-stage dry filter.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the connection structure of a slaked lime injection unit, a pulse bag type dust collector and a zeolite rotating wheel of the device for purifying banburying waste gas in the rubber industry;
FIG. 2 is a schematic view of the connection structure of a zeolite rotating wheel and a rotary incinerator of the device for purifying banburying waste gas in the rubber industry according to the present invention;
FIG. 3 is a flow chart of the method of the invention for using the device for purifying the mixing waste gas in the rubber industry.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention will be more clearly and clearly defined.
Referring to fig. 1-2, the invention relates to a device for purifying waste gas generated in banburying in rubber industry, which comprises:
the slaked lime spraying unit 1 comprises a storage hopper 11 and a first fan 12, slaked lime 13 is placed in the storage hopper 11, and the bottom of the storage hopper 11 is connected with an inlet of the pulse bag type dust collector 2 through the first fan 12;
the pulse bag type dust collector 2 is communicated with the waste gas output end and comprises a plurality of independently distributed box chambers 21, and a filter bag is arranged in each box chamber 21;
the three-stage dry filter 3 is connected with the top outlet of the pulse bag type dust collector 2 through a second fan 4;
the zeolite rotating wheel 5 comprises an adsorption area 51, a cooling area 52 and a desorption area 53, wherein the adsorption area 51 is respectively connected with an outlet of the three-stage dry filter 3 and a third fan 6, the third fan 6 is communicated with the atmosphere, the cooling area 52 is connected with an outlet of the three-stage dry filter 3, and the desorption area 53 is connected with a heat exchanger 73;
the rotary incinerator 7 comprises a combustion chamber 71 and a heat storage chamber 72 which are connected with each other, the heat storage chamber 72 is connected with an outlet of the desorption area 53 of the zeolite runner 5, and the combustion chamber 71 is connected with a heat exchanger 73.
The invention sprays slaked lime on the surface of the filter bag in the pulse bag type dust collector 2 to form a coating filter cake, the coating filter cake is contacted and combined with tar and water, and the secondary dust collection of the filter bag is utilized to reduce the dust concentration in the waste gas, the three-stage dry filter 3 filters the waste gas with high precision, through the measures, the waste gas meets the air inlet requirements (dust collection, tar removal and moisture removal) of the zeolite runner 5, thereby improving the adsorption efficiency and the service life of the zeolite runner 5, and finally, the waste gas desorbed by the zeolite runner 5 is subjected to high-temperature cracking treatment through the rotary incinerator 7, so that the invention achieves the effects of high-efficiency dust collection, oil removal and moisture removal of the waste gas.
Preferably, the outlet of the desorption zone 53 of the zeolite rotating wheel 5 is connected with the heat storage chamber 72 through a fourth fan 8, a flame arrester 9 and a rotary valve 10 in sequence.
In the invention, the heat storage chamber 72 comprises an air inlet heat release region, a heat storage region, a cleaning region and a blind region, when the rotary valve 10 switches the air inlet heat release region to enter a working state, waste gas at the outlet of the desorption region 53 of the zeolite rotating wheel 5 is preheated in the air inlet heat release region; when the rotary valve 10 switches the regenerative region to the operating state, the burned gas in the combustion chamber 71 enters the regenerative region to recover heat. In this embodiment, the regenerator 72 is divided into 12 zones, wherein 5 of the 12 zones belong to the air intake heat release zone, 5 of the 12 zones belong to the heat storage zone, 1 cleaning zone and 1 blind zone, and the functions realized by the 12 zones can be circularly switched among heat release, heat storage and cleaning to form a cycle, and the cycle is controlled by the rotary valve 10.
Referring to fig. 3, the method for using the device for purifying the mixing waste gas in the rubber industry comprises the following steps:
s1, putting the slaked lime 13 into the storage bucket 11;
s2, starting the first fan 12, conveying the slaked lime 13 to the surface of a filter bag in the pulse bag type dust collector 2, and forming a coating filter cake;
s3, after the waste gas enters from the inlet of the pulse bag type dust collector 2, filtering oil and water through a coating filter cake of a filter bag, and conveying the filtered waste gas to the three-stage dry filter 3 through the second fan 4 for secondary filtration;
s4, feeding the waste gas after secondary filtration into a zeolite rotating wheel 5 for concentration and adsorption, and discharging the clean tail gas after adsorption treatment into the atmosphere through a third fan 6; in the invention, the zeolite rotating wheel 5 can concentrate the organic waste gas with large air quantity and low concentration into the waste gas with small air quantity and high concentration, thereby reducing the construction cost and the operation cost of the subsequent rotary incinerator 7.
S5, the waste gas desorbed from the zeolite runner 5 is sent to a rotary incinerator 7 for pyrolysis treatment.
Step S4 of the present invention is followed by:
s41, when the adsorption area 51 of the zeolite runner 5 adsorbs organic components in the exhaust gas to saturation, rotating to the desorption area 53; preferably, the zeolite wheel 5 is a vertical wheel, the zeolite wheel 5 rotating at a speed of 1-6 revolutions per hour. The zeolite rotating wheel can provide a large amount of surface area for gas to contact zeolite, so that the removal rate of VOCs can reach more than 90%;
s42, desorbing the desorption area 53 by utilizing the heat flow (about 200 ℃) provided by the heat exchanger 6, and rotating to the cooling area 52 after the desorption is finished;
s43, the waste gas at the outlet part of the three-stage dry filter 3 is pumped to be cooled to the normal temperature by the zeolite runner 5 and then is rotated to the adsorption area 51.
Specifically, step S5 includes:
s51, utilizing the power of the fourth fan 8, the exhaust gas desorbed from the zeolite runner 5 enters the air inlet heat release area of the regenerator 72 of the rotary incinerator 7 for preheating and temperature rise;
s52, heating the waste gas after temperature rise in the combustion chamber 71 until VOCs are oxidized; wherein the temperature for oxidizing the VOCs is 780-850 ℃. The VOCs component in the gas is decomposed into CO2And H2And O, the purification efficiency of the catalyst reaches more than 99%.
S53, when the rotary valve 10 switches the heat storage area of the heat storage chamber 72 to enter the working state, the burned gas in the combustion chamber 71 enters the heat storage area for heat recovery; the recovery heat quantity reaches more than 95 percent.
And S54, the purified gas after heat recovery enters a chimney to be discharged.
In the present invention, the combustion chamber 71 serves two purposes: firstly, the waste gas can reach the set oxidation temperature, and secondly, enough retention time is ensured to ensure that VOCs in the waste gas are fully oxidized, and the retention time is more than or equal to 1.0 sec.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims (8)

1. The utility model provides a be used for rubber industry banburying exhaust gas purification device which characterized in that includes:
the slaked lime injection unit comprises a storage hopper and a first fan, slaked lime is placed in the storage hopper, and the bottom of the storage hopper is connected with an inlet of the pulse bag type dust collector through the first fan;
the pulse bag type dust collector is communicated with the waste gas output end and comprises a plurality of independently distributed box chambers, and a filter bag is arranged in each box chamber;
the three-stage dry filter is connected with the top outlet of the pulse bag type dust collector through a second fan;
the zeolite rotating wheel comprises an adsorption area, a cooling area and a desorption area, the adsorption area is respectively connected with an outlet of the three-stage dry filter and a third fan, the third fan is communicated with the atmosphere, the cooling area is connected with the outlet of the three-stage dry filter, and the desorption area is connected with the heat exchanger;
the rotary incinerator comprises a combustion chamber and a heat storage chamber which are connected with each other, the heat storage chamber is connected with an outlet of a desorption area of the zeolite rotating wheel, and the combustion chamber is connected with the heat exchanger.
2. An internal mixing waste gas purification device for rubber industry as claimed in claim 1, wherein the desorption zone outlet of the zeolite rotating wheel is connected with the heat storage chamber through a fourth fan, a flame arrester and a rotary valve in sequence.
3. The internal mixing waste gas purification device for the rubber industry as claimed in claim 2, wherein the heat storage chamber comprises a gas inlet heat release area, a heat storage area, a cleaning area and a blind area, when the rotary valve switches the gas inlet heat release area to be in an operating state, waste gas at the outlet of the desorption area of the zeolite rotating wheel is preheated in the gas inlet heat release area; when the rotary valve switches the heat storage area to enter a working state, the burned gas in the combustion chamber enters the heat storage area to recover heat.
4. A method of using the apparatus for internal mixing exhaust gas purification in rubber industry according to any one of claims 1 to 3, comprising the steps of:
s1, putting slaked lime into a storage hopper;
s2, starting a first fan, conveying the slaked lime to the surface of a filter bag in the pulse bag type dust collector, and forming a coating filter cake;
s3, after the waste gas enters from the inlet of the pulse bag type dust collector, filtering oil and water through the coating filter cake of the filter bag, and conveying the filtered waste gas to a three-stage dry filter through a second fan for secondary filtration;
s4, feeding the waste gas after secondary filtration into a zeolite rotating wheel for concentration and adsorption, and discharging the clean tail gas after adsorption treatment into the atmosphere through a third fan;
and S5, feeding the waste gas desorbed by the zeolite rotating wheel into a rotary incinerator for pyrolysis treatment.
5. The use method of the internal mixing exhaust gas purification device in the rubber industry according to claim 4, wherein the step S4 is followed by the steps of:
s41, when the zeolite rotating wheel adsorption area adsorbs organic components in the waste gas to saturation, rotating to a desorption area;
s42, desorbing the desorption area by utilizing the heat flow provided by the heat exchanger, and rotating to the cooling area after desorption;
and S43, extracting the waste gas at the outlet part of the three-stage dry filter, cooling the zeolite rotating wheel to normal temperature, and rotating the zeolite rotating wheel to an adsorption area.
6. The method of claim 5, wherein the zeolite wheel rotates at a speed of 1-6 revolutions per hour.
7. The use method of the internal mixing exhaust gas purification device in the rubber industry according to claim 4, wherein the step S5 comprises the following steps:
s51, utilizing the power of a fourth fan, enabling the waste gas desorbed from the zeolite rotating wheel to enter an air inlet heat release area of a heat storage chamber of the rotary incinerator for preheating and heating;
s52, heating the waste gas after temperature rise in a combustion chamber until VOCs are oxidized;
s53, when the rotary valve switches the heat storage area of the heat storage chamber to enter a working state, the burned gas in the combustion chamber enters the heat storage area for heat recovery;
and S54, the purified gas after heat recovery enters a chimney to be discharged.
8. The use method of the device for purifying the mixing waste gas in the rubber industry as claimed in claim 7, wherein the temperature for oxidizing the VOCs in the step S52 is 780-850 ℃.
CN202010142984.2A 2020-03-04 2020-03-04 Device for purifying banburying waste gas in rubber industry and using method Pending CN111408197A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112619368A (en) * 2020-12-07 2021-04-09 南京瑞宜恒环境科技有限公司 VOC waste gas treatment method
CN112657330A (en) * 2020-12-01 2021-04-16 上海华谊环保科技有限公司 Volatile organic waste gas treatment process and device in tire industry

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107754556A (en) * 2017-11-29 2018-03-06 西安昱昌环境科技有限公司 A kind of paint industry VOCs processing units
CN209791111U (en) * 2019-04-12 2019-12-17 青岛软控海科环保有限公司 Organic waste gas deoiling system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107754556A (en) * 2017-11-29 2018-03-06 西安昱昌环境科技有限公司 A kind of paint industry VOCs processing units
CN209791111U (en) * 2019-04-12 2019-12-17 青岛软控海科环保有限公司 Organic waste gas deoiling system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112657330A (en) * 2020-12-01 2021-04-16 上海华谊环保科技有限公司 Volatile organic waste gas treatment process and device in tire industry
CN112619368A (en) * 2020-12-07 2021-04-09 南京瑞宜恒环境科技有限公司 VOC waste gas treatment method
CN112619368B (en) * 2020-12-07 2022-02-18 南京瑞宜恒环境科技有限公司 VOC waste gas treatment method

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