CN208606186U - A kind of microwave catalysis burning exhaust gas process device - Google Patents
A kind of microwave catalysis burning exhaust gas process device Download PDFInfo
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- CN208606186U CN208606186U CN201820690416.4U CN201820690416U CN208606186U CN 208606186 U CN208606186 U CN 208606186U CN 201820690416 U CN201820690416 U CN 201820690416U CN 208606186 U CN208606186 U CN 208606186U
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Abstract
The utility model discloses a kind of microwave catalysis burning exhaust gas process devices, including cavity, microwave source, microwave dispersing device, carrier, air inlet and air outlet, the microwave source is set to containment portion, wherein microwave dispersing device is set to inside cavity top, the carrier is filled in inside cavity, and wherein cavity one side is equipped with air inlet, and another side is equipped with gas outlet, micro-volume high temperature exothermic body is evenly distributed on the carrier, wherein micro-volume high temperature exothermic body is enclosed with catalyst.The utility model can be by selecting with or without the use of catalyst, or change catalyst type, or selection is using the method for multiple catalysts combination, application suitable for different exhaust-gas treatments, to reach to the efficient, comprehensive of a variety of exhaust gas, harmless treatment, there is huge application potential in exhaust-gas treatment field.
Description
Technical field
The utility model belongs to the environmental protection equipment of environmental technology field, especially a kind of microwave catalysis burning waste gas processing dress
It sets.
Background technique
Atmospheric environment refers to the physical, chemical and biological properties for the air that biology is depended on for existence.The mankind are in life or work
The pernicious gases such as the ammonia, sulfur dioxide, carbon monoxide, nitride, fluoride, the volatile organic matter that are discharged in agricultural production process
The composition of original air can be changed, and cause to pollute, cause Global climate change, destroy the ecological balance.As China industrializes
Development, atmospheric environment is also affected, for China's sustainable development, State Ministry of Environmental Protection take the lead persistently increases atmosphere dirt
The management of dye, prevention and control of air pollution is related to many aspects such as environmental planning management, using energy source, prevention and cure of pollution, although respectively
The atmosphere pollution character in regional (or city), the direction of condition and atmosphere pollution integrated control and emphasis are not quite similar, but mesh
Preceding difficult point is all to develop the waste gas treatment equipment that cost performance is high, operating cost and O&M cost are all low, to adapt to China
Currently manufactured industry environmental improvement withstands forces weaker feature.
There are many current existing waste gas pollution control and treatment technology, traditional low-cost processes method such as: active carbon adsorption, photooxidation are urged
The treatment effects such as change method, microbial treatment method, UV photooxidation method are unstable and are difficult up to standard；Heat-accumulation combustion method (RTO) and catalysis
Combustion method (RCO) is as efficient VOCs treatment technology at present, and having decomposition efficiency height, (three Room RTO decomposition efficiencies are reachable
To 99% or more), the thermal efficiency high (>=95%) the advantages of, the features such as low concentration gas in Wind Volume can be handled.But both sides
Method requires entire exhaust gas being heated to higher temperature, and wherein RTO is 700-900 DEG C, and RCO is 200-400 DEG C, and correlation is caused to set
Standby energy consumption level is very high, and operating cost burden is very heavy.In addition the core component of these equipment is slapped by Europe, the United States, Japan and other countries
It holds, it is also very high to lead to equipment price and O&M cost, thus therefore the extensive use for limiting its medium-sized and small enterprises at home is ground
It sends out microwave catalysis burning exhaust gas process device a kind of and the preparation method of carrier has market prospects very much.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide at a kind of microwave catalysis burning waste gas
Device is managed, the shortcomings that existing heat-accumulation combustion and catalysis burning waste gas processing equipment energy consumption are high, structure is complicated is overcome；It overcomes existing
The shortcomings that having UV plasma apparatus poor processing effect and ozone discharge can be generated.
In order to solve technical problem, the technical solution of the utility model is: a kind of microwave catalysis burning exhaust gas process device,
Including cavity, microwave source, microwave dispersing device, carrier, air inlet and air outlet, the microwave source is set to containment portion, wherein
Microwave dispersing device is set to inside cavity top, and the carrier is filled in inside cavity, and wherein cavity one side is equipped with air inlet,
Another side is equipped with gas outlet.
Preferably, micro-volume high temperature exothermic body is evenly distributed on the carrier, wherein micro-volume high temperature exothermic body wraps up
There is catalyst.
Preferably, the carrier constitutes the holey ventilating structure of uniform spatial distribution, is used to support micro-volume fever
Body and thereon catalyst are uniformly compactly distributed in inside cavity space, and the carrier is the dielectric material for not absorbing microwave,
Specially polytetrafluoroethylene (PTFE), quartz glass, cellular glass, porous ceramics or silica fiber fabric.
Preferably, the carrier is made of quartz glass bar and polytetrafluoroethylene (PTFE) net, and quartz glass bar is uniformly inserted into
In polytetrafluoroethylene (PTFE) net, the diameter of the quartz glass bar is 6mm, length 50cm.
Preferably, the micro-volume high temperature exothermic body is the material with microwave absorbing property, specially SiC, graphite, charcoal
Black or ferrite, the wherein particle size range of micro-volume high temperature exothermic body are as follows: 1um~20mm.
Preferably, the catalyst includes MnO, MnO2、TiO2, CuO, wherein MnO, MnO2、TiO2, CuO weight ratio be
1:1:1:1。
Preferably, the microwave source includes power supply, magnetron and waveguide, and wherein power supply connects magnetron, the magnetic control
Pipe connects waveguide, the power of the microwave source are as follows: 0.5kW~200kW, frequency are as follows: 300MHz~300GHz, the microwave source
Quantity are as follows: 1~1000.
Preferably, the microwave dispersing device is rotatable fan-shaped metal agitator, to micro- when the blender rotates
Wave carries out the reflection of all directions, is uniformly distributed microwave energy in the cavity.
Preferably, the cavity is the sealing structure made of sheet metal, wherein the size of cavity be 1000mm ×
1000mm × 1000mm, the diameter of the air inlet and air outlet are the round hole of 200mm.
Compared with the existing technology, utility model has the advantages that
(1) the utility model feature widely different using material absorbing microwave property, is designed described in the utility model
Microwave catalysis burning exhaust gas process device is mounted with the load that surface is coated with the micro-volume high temperature exothermic body of catalyst in cavity
Body, carrier do not absorb microwave energy, are only responsible for for the micro-volume high temperature exothermic body adhered to thereon being evenly distributed on the sky of microwave cavity
Between in, micro-volume high temperature exothermic body is heated to higher temperature under microwave action when work, in high temperature and is distributed in micro-volume
Under the collective effect of catalyst outside high temperature exothermic body, the exhaust gas for entering cavity is subjected to harmless treatment；
(2) the utility model can be by selection with or without the use of catalyst, or changes catalyst type, or selection is adopted
The method combined with multiple catalysts, suitable for the application of different exhaust-gas treatments, to reach to the efficient, comprehensive of a variety of exhaust gas
Conjunction property, harmless treatment have huge application potential in exhaust-gas treatment field；
(3) the utility model structure be simple and convenient to operate, design rationally, processing exhausted air quantity is big, economizes on resources, and ring
Border is friendly.
Detailed description of the invention
The structural schematic diagram of Fig. 1, the utility model；
The carrier schematic diagram of Fig. 2, the utility model；
The carrier preparation technology figure of Fig. 3, the utility model.
Description of symbols:
1- cavity, 2- microwave source, 3- microwave dispersing device, 4- carrier, 5- micro-volume high temperature exothermic body, 6- catalyst, 7- into
Port, the gas outlet 8-.
Specific embodiment
Specific embodiment of the present invention is described with reference to the accompanying drawings and embodiments:
It should be noted that structure, ratio, the size etc. illustrated in this specification institute attached drawing, only to cooperate explanation
The revealed content of book is not intended to limit the utility model enforceable so that those skilled in the art understands and reads
Qualifications, the modification of any structure, the change of proportionate relationship or the adjustment of size, can be generated not influencing the utility model
The effect of and the purpose that can reach under, should all still fall in the range of the revealed technology contents of the utility model can cover.
Meanwhile cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term, also
Only being illustrated convenient for narration, rather than to limit the enforceable range of the utility model, relativeness is altered or modified,
Under the content of no substantial changes in technology, when being also considered as the enforceable scope of the utility model.
Embodiment one
As shown in Figures 1 to 3, the utility model discloses a kind of microwave catalysis burning exhaust gas process device, including cavity 1,
Microwave source 2, microwave dispersing device 3, carrier 4, air inlet 7 and gas outlet 8, the microwave source 2 is set to outside cavity 1, wherein micro-
Wave dispersing device 3 is set to 1 inner tip of cavity, and the carrier 4 is filled in inside cavity 1, and wherein 1 one side of cavity is equipped with air inlet
Mouth 7, another side are equipped with gas outlet 8.
As shown in Figure 2, it is preferred that micro-volume high temperature exothermic body 5 is evenly distributed on the carrier 4, wherein micro-volume is high
Warm heater 5 is enclosed with catalyst 6.
As shown in Figure 1, 2, it is preferred that the carrier 4 constitutes the holey ventilating structure of uniform spatial distribution, for branch
It supports micro-volume heater 5 and catalyst 6 is uniformly compactly distributed in 1 inner space of cavity thereon, the carrier 4 is not absorb
The dielectric material of microwave, specially polytetrafluoroethylene (PTFE), quartz glass, cellular glass, porous ceramics or silica fiber fabric.
Preferably, the carrier 4 is made of quartz glass bar and polytetrafluoroethylene (PTFE) net, and quartz glass bar is uniformly inserted into
In polytetrafluoroethylene (PTFE) net, the diameter of the quartz glass bar is 6mm, length 50cm.
Preferably, the micro-volume high temperature exothermic body 5 be the material with microwave absorbing property, specially SiC, graphite,
Carbon black or ferrite, the wherein particle size range of micro-volume high temperature exothermic body 5 are as follows: 1um~20mm.
Preferably, the catalyst 6 includes MnO, MnO2、TiO2, CuO, wherein MnO, MnO2、TiO2, CuO weight ratio
For 1:1:1:1.
Preferably, the microwave source 2 includes power supply, magnetron and waveguide, and wherein power supply connects magnetron, the magnetic control
Pipe connects waveguide, the power of the microwave source are as follows: 0.5kW~200kW, frequency are as follows: 300MHz~300GHz, the microwave source
Quantity are as follows: 1~1000.
As shown in Figure 1, it is preferred that the microwave dispersing device 3 is rotatable fan-shaped metal agitator, the blender
The reflection for carrying out all directions when rotation to microwave, is uniformly distributed microwave energy in the cavity.
Preferably, the cavity 1 is the sealing structure made of sheet metal, wherein the size of cavity be 1000mm ×
The diameter of 1000mm × 1000mm, the air inlet 7 and gas outlet 8 is the round hole of 200mm.
As shown in figure 3, a kind of preparation method of microwave catalysis burning exhaust gas process device carrier as described above, including with
Lower step:
(1) it stocks up: getting out MnO, MnO2、TiO2, the SiC of CuO, 0.5mm, 100 diameter 6mm length 50cm quartz
Glass bar, polytetrafluoroethylene (PTFE) net and water-setting rubber powder, wherein MnO, MnO2、TiO2, CuO weight ratio be 1:1:1:1；
(2) catalyst slurrying: dispersing agent is done with water, respectively by MnO, MnO2、TiO2, CuO is added to the water mixing, and is added
Then SiC adds water-setting rubber powder, and is uniformly mixed；
(3) micro-volume high temperature exothermic body packet is starched: quartz glass bar being immersed one by one one by one in the mixture of step (2)；
(4) carrier makes: taking out after the quartz glass bar after packet slurry is drained, and is uniformly mounted on polytetrafluoroethylene (PTFE) one by one
On the net；
(5) coat: after hydrogel and starch are diluted with water, carrier being soaked, using the viscosity of liquid, by MnO,
MnO2、TiO2, the carrier surface that is distributed in of CuO；
(6) microwave sintering: carrier is put into cavity, is opened microwave source and is sintered, after SiC absorbs microwave, temperature
Meeting rapid increase, moisture is evaporated, water-setting rubber powder is decomposed, MnO, MnO2、TiO2, CuO be attached to the surface of SiC, SiC attachment
On the surface of quartz glass bar.
Embodiment two
As shown in Figures 1 to 3, the utility model discloses a kind of microwave catalysis burning exhaust gas process device, including cavity 1,
Microwave source 2, microwave dispersing device 3, carrier 4, air inlet 7 and gas outlet 8, the microwave source 2 is set to outside cavity 1, wherein micro-
Wave dispersing device 3 is set to 1 inner tip of cavity, and the carrier 4 is filled in inside cavity 1, and wherein 1 one side of cavity is equipped with air inlet
Mouth 7, another side are equipped with gas outlet 8.
As shown in Figure 2, it is preferred that micro-volume high temperature exothermic body 5 is evenly distributed on the carrier 4, wherein micro-volume is high
Warm heater 5 is enclosed with catalyst 6.
As shown in Figure 1, 2, it is preferred that the carrier 4 constitutes the holey ventilating structure of uniform spatial distribution, for branch
It supports micro-volume heater 5 and catalyst 6 is uniformly compactly distributed in 1 inner space of cavity thereon, the carrier 4 is not absorb
The dielectric material of microwave, specially polytetrafluoroethylene (PTFE), quartz glass, cellular glass, porous ceramics or silica fiber fabric.Carrier itself
It does not absorb, not microwave reflection, will not influence the propagation of inside cavity microwave field, while carrier itself has high temperature resistant, anticorrosive
The very poor feature with the capacity of heat transmission, so that micro-volume high temperature exothermic body is not conducted away because absorbing the temperature rise that microwave energy generates
And it can keep for a long time stable during the work time.
Preferably, the carrier 4 is made of quartz glass bar and polytetrafluoroethylene (PTFE) net, and quartz glass bar is uniformly inserted into
In polytetrafluoroethylene (PTFE) net, the diameter of the quartz glass bar is 6mm, length 50cm.
Preferably, the micro-volume high temperature exothermic body 5 be the material with microwave absorbing property, specially SiC, graphite,
Carbon black or ferrite, the wherein particle size range of micro-volume high temperature exothermic body 5 are as follows: 1um~20mm.Micro-volume high temperature exothermic body is body
Particle, the fibrous material of product very little can make its temperature be maintained at 100~1000 Celsius by the microwave energy of absorption inside cavity
It spends in range, wherein micro-volume high temperature exothermic body 5 can be made by crushing corresponding ore, can also be by either physically or chemically
It is artificial synthesized to obtain, use average grain diameter best as micro-volume high temperature exothermic body effect for the SiC of 0.8mm.
Preferably, the catalyst 6 includes MnO, MnO2、TiO2, CuO, wherein MnO, MnO2、TiO2, CuO weight ratio
For 1:1:1:1.Catalyst be to various exhaust gas decomposable processes rise catalytic action substance, according to chemical component can be divided into metal class,
Metal oxide-type and inorganic salts can select single type or multiple types composite catalyst according to different purposes.
Preferably, the microwave source 2 includes power supply, magnetron and waveguide, and wherein power supply connects magnetron, the magnetic control
Pipe connects waveguide, the power of the microwave source are as follows: 0.5kW~200kW, frequency are as follows: 300MHz~300GHz, the microwave source
Quantity are as follows: 1~1000.It is specific to select Xi'an because becoming YB-MP1000P microwave power supply 1 of Electro-optical Technology, INC. (US) 62 Martin Road, Concord, Massachusetts 017, magnetic
Keyholed back plate is the OM75P1000W 2.4GHz magnetron 1 of Samsung, South Korea, and waveguide is integrally formed waveguide using BJ26.
As shown in Figure 1, it is preferred that the microwave dispersing device 3 is rotatable fan-shaped metal agitator, the blender
The reflection for carrying out all directions when rotation to microwave, is uniformly distributed microwave energy in the cavity.The blender of microwave dispersing device
Driving motor uses Glanz microwave furnace accessory SM-16T stirring motor, and blade selects 304 stainless steel, three leaf of diameter 200mm to stir
Mix robot blade.
Preferably, the cavity 1 is the sealing structure made of sheet metal, wherein the size of cavity be 1000mm ×
The diameter of 1000mm × 1000mm, the air inlet 7 and gas outlet 8 is the round hole of 200mm.Air inlet 7 is used to flow into and to locate
The exhaust gas of reason, the exhaust gas complete for emission treatment of gas outlet 8.
Preferably, the sheet metal includes stainless steel, aluminium sheet, aluminium alloy plate, iron sheet, steel plate, copper sheet etc..
The working principle of the utility model is as follows:
The utility model using the widely different feature of material absorbing microwave property, design including cavity 1, microwave source 2,
The microwave catalysis combustion that microwave dispersing device 3, carrier 4, micro-volume high temperature exothermic body 5, catalyst 6, air inlet 7 and gas outlet 8 form
Emission-control equipment is burnt, the carrier 4 that surface is coated with the micro-volume high temperature exothermic body 5 of catalyst 6 is mounted in cavity 1, is carried
Body 4 does not absorb microwave energy, is only responsible for for the micro-volume high temperature exothermic body 5 adhered to thereon being evenly distributed in the space of cavity 1, work
The microwave that microwave source 2 generates when making is transported to inside cavity 1 by waveguide, and the rotation of microwave dispersing device 3 has microwave each
The reflection in direction is evenly distributed on microwave energy in cavity 1, and the micro-volume high temperature exothermic body 5 that will be distributed over 4 surface of carrier adds
Heat arrive higher temperature, under the collective effect of high temperature and the catalyst 6 being distributed in outside micro-volume high temperature exothermic body 5, will from into
Port 7 enter cavity 1 exhaust gas carry out harmless treatment, the device can also by select with or without the use of catalyst, or
Change catalyst type, or selection using the method for multiple catalysts combination, suitable for the application of different exhaust-gas treatments, with
Reach to the efficient, comprehensive of a variety of exhaust gas, harmless treatment, there is huge application potential in exhaust-gas treatment field.
The utility model can flexibly be used for oxysulfide, nitrogen oxides, foul gas, volatility by the change of catalyst
The processing of nearly all Exhaust gas species such as organic matter and ozone.
The utility model structure is simple and convenient to operate, design rationally, processing exhausted air quantity is big, economizes on resources, and environment friend
It is good.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the utility model is not limited to
Above embodiment can also not depart from the utility model within the knowledge of a person skilled in the art
It is made a variety of changes under the premise of objective.
Many other changes and modifications may be made without departing from the spirit and scope of the utility model.It should be appreciated that this reality
It is not limited to specific embodiment with novel, the scope of the utility model is defined by the following claims.
Claims (7)
1. a kind of microwave catalysis burning exhaust gas process device, it is characterised in that: including cavity, microwave source, microwave dispersing device, carry
Body, air inlet and air outlet, the microwave source are set to containment portion, and wherein microwave dispersing device is set to inside cavity top,
The carrier is filled in inside cavity, and wherein cavity one side is equipped with air inlet, and another side is equipped with gas outlet, on the carrier
It is evenly distributed with micro-volume high temperature exothermic body, wherein micro-volume high temperature exothermic body is enclosed with catalyst, and the carrier is by quartzy glass
Glass stick and polytetrafluoroethylene (PTFE) net are made, and quartz glass bar is uniformly inserted into polytetrafluoroethylene (PTFE) net, the micro-volume high temperature hair
Hot body is the material with microwave absorbing property.
2. a kind of microwave catalysis burning exhaust gas process device according to claim 1, it is characterised in that: the quartz glass
The diameter of stick is 6mm, length 50cm.
3. a kind of microwave catalysis burning exhaust gas process device according to claim 1, it is characterised in that: the micro-volume is high
The particle size range of warm heater are as follows: 1um~20mm, wherein micro-volume high temperature exothermic body is SiC, graphite, carbon black or ferrite.
4. a kind of microwave catalysis burning exhaust gas process device according to claim 1, it is characterised in that: the catalyst packet
Include MnO, MnO2、TiO2, CuO, wherein MnO, MnO2、TiO2, CuO weight ratio be 1:1:1:1.
5. a kind of microwave catalysis burning exhaust gas process device according to any one of claims 1 to 4, it is characterised in that: institute
Stating microwave source includes power supply, magnetron and waveguide, and wherein power supply connects magnetron, and the magnetron connects waveguide, described
The power of microwave source are as follows: 0.5kW~200kW, frequency are as follows: 300MHz~300GHz, the quantity of the microwave source are as follows: 1~1000
It is a.
6. a kind of microwave catalysis burning exhaust gas process device according to claim 5, it is characterised in that: the microwave is broken up
Device is rotatable fan-shaped metal agitator, carries out the reflection of all directions when the blender rotates to microwave, makes microwave
Energy is uniformly distributed in the cavity.
7. a kind of microwave catalysis burning exhaust gas process device according to claim 6, it is characterised in that: the cavity is to use
Sheet metal production sealing structure, wherein the size of cavity be 1000mm × 1000mm × 1000mm, the air inlet and go out
The diameter of port is the round hole of 200mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820690416.4U CN208606186U (en) | 2018-05-10 | 2018-05-10 | A kind of microwave catalysis burning exhaust gas process device |
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| CN201820690416.4U CN208606186U (en) | 2018-05-10 | 2018-05-10 | A kind of microwave catalysis burning exhaust gas process device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876657A (en) * | 2019-04-01 | 2019-06-14 | 萍乡市华星环保工程技术有限公司 | The method of integrated treatment volatile organic waste gas |
| CN110425549A (en) * | 2019-08-02 | 2019-11-08 | 成都市蜀海天诚环保科技有限公司 | Comburant and its combustion method and burner for waste gas microwave processing |
| CN112684832A (en) * | 2019-10-17 | 2021-04-20 | 中国石油化工股份有限公司 | Method and equipment for overcoming temperature reaction lag of silicon carbide annular carrier |
| CN114588733A (en) * | 2020-12-04 | 2022-06-07 | 陕西青朗万城环保科技有限公司 | Microwave catalytic waste gas treatment method and control system thereof |
-
2018
- 2018-05-10 CN CN201820690416.4U patent/CN208606186U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109876657A (en) * | 2019-04-01 | 2019-06-14 | 萍乡市华星环保工程技术有限公司 | The method of integrated treatment volatile organic waste gas |
| CN110425549A (en) * | 2019-08-02 | 2019-11-08 | 成都市蜀海天诚环保科技有限公司 | Comburant and its combustion method and burner for waste gas microwave processing |
| CN110425549B (en) * | 2019-08-02 | 2024-04-05 | 成都市蜀海天诚环保科技有限公司 | Combustion material for waste gas microwave treatment and combustion method and combustion device thereof |
| CN112684832A (en) * | 2019-10-17 | 2021-04-20 | 中国石油化工股份有限公司 | Method and equipment for overcoming temperature reaction lag of silicon carbide annular carrier |
| CN112684832B (en) * | 2019-10-17 | 2022-01-28 | 中国石油化工股份有限公司 | Method and equipment for overcoming temperature reaction lag of silicon carbide annular carrier |
| CN114588733A (en) * | 2020-12-04 | 2022-06-07 | 陕西青朗万城环保科技有限公司 | Microwave catalytic waste gas treatment method and control system thereof |
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