CN206577599U - A kind of waste gas treatment equipment - Google Patents

Abstract

The utility model discloses a kind of emission-control equipment, photooxidation module and photocatalysis module that direction including one end is air inlet, the other end is gas outlet housing and along air inlet toward gas outlet in housing is set gradually, in addition to the low-temperature plasma module for being arranged in housing and being arranged on air inlet between photooxidation module.The processing unit adds low-temperature plasma module to decompose the material of difficult decomposition and then can improve the treatment effect of waste gas.

Description

A kind of waste gas treatment equipment

Technical field

The utility model belongs to exhaust-gas treatment field, more particularly to a kind of waste gas treatment equipment.

Background technology

Atmosphere pollution is China's one of most prominent environmental problem at present, industrial waste gas be atmosphere pollution it is important come Source.Big capacity industrial waste gas is discharged into air, declines atmosphere quality, is seriously endangered to human body health care belt, in industrial waste gas Most intractable is exactly organic exhaust gas, and environmental pollution is very serious, and the pollutant has that discharge capacity is big, pollute wide and difficulty The characteristics of to degrade.Organic exhaust gas end-of-pipe control technology absorbs comprising activated carbon, condenses recovery, UF membrane, high temperature incineration, catalysis Burning, biological oxidation, low temperature plasma destruction and photocatalysis oxidation technique etc..Above technology has its corresponding applicable model Enclose, with respective advantage and disadvantage, wherein photooxidation catalysis technique, i.e. photoion combination technique, with stable, maintenance cost Low, purification efficiency is high, non-secondary pollution etc..In view of industrial waste gas complicated component, single technique can not meet purification and require, light from Sub-portfolio technology aids in other process equipments in practical application extension process, and such as pretreatment dry filter, spray column, soda acid are washed The facilities such as tower, aerosol separation are washed, the purpose to the processing of organic exhaust gas deep purifying is reached, realizes organic exhaust gas emission reduction.

Existing photoion combined exhaust gas processing equipment, main use photooxidation and photocatalysis process combination, in, low concentration VOCs treatment, such as contains benzene,toluene,xylene, esters, alcohols, styrene VOCs treatment.But for having containing phenyl ring Machine composition removal efficiency is undesirable, meanwhile, existing photoion combined exhaust gas processing equipment some filterings, ozone reduction module fixes It is embedded in equipment, there is maintenance, cleaning maintenance inconvenience.

Utility model content

Main purpose of the present utility model is to provide a kind of waste gas treatment equipment, can carry out dysoxidizable organic matter Oxidation, and then the efficiency of exhaust-gas treatment is improved, improve treatment effect.

To achieve the above objectives, the technical solution adopted in the utility model is：A kind of emission-control equipment, including one end is The photooxidation mould that air inlet, the other end set gradually for the housing of gas outlet and the direction along air inlet toward gas outlet in housing Block and photocatalysis module, it is characterised in that also including being arranged in housing and being arranged on air inlet between photooxidation module Low-temperature plasma module.

Preferably, the low-temperature plasma module includes plasma generator.

Preferably, the photooxidation module includes the high ozone equidistantly arranged in the plane of exhaust gas flow direction UV ultraviolet lamp tubes.

Preferably, the high ozone UV ultraviolet lamp tubes have at least two rows in exhaust gas flow direction.

Preferably, the photocatalysis module is included in the UV uviol lamps in gas flow direction with least two rows, in institute State and be provided with catalytic plate between row and row.

Preferably, it is provided with ozone cancellation module in housing and between the photocatalysis module and gas outlet.

Preferably, the ozone cancellation module is honeycomb ozone screen pack, and reducing agent is placed on honeycomb ozone screen pack MnO₂。

Preferably, it is provided with filtering module in housing and between the air inlet and low-temperature plasma module.

Preferably, the filtering module is made up of multiple screen packs, the multiple screen pack be arranged in V-shape or W fonts.

Preferably, the processing unit is designed using drawing and pulling type.

Compared with prior art, the utility model has the advantages that：

1) processing unit adds low-temperature plasma module on the basis of existing technology, to make to be difficult to what is decomposed Material in waste gas directly resolves into innocuous substance or resolves into the labile harmful substance of appearance, then processing mould behind Harmful substance is resolved into innocuous substance in block；

2) processing unit has multiple exhaust-gas treatment modules, it is ensured that waste gas can all be processed into water, titanium dioxide The innocuous substances such as carbon；

3) module of the processing unit is designed using drawing and pulling type, for needing repairing or carrying out the module energy of other operations Enough it is easily removed.

Brief description of the drawings

Fig. 1 is the structure chart according to a preferred embodiment of the present utility model.

Embodiment

Describe to be used to disclose the utility model so that those skilled in the art can realize the utility model below.Retouch below Preferred embodiment in stating is only used as citing, it may occur to persons skilled in the art that other obvious modifications.

A kind of emission-control equipment as shown in Figure 1, including the housing 6 that one end is air inlet 1, the other end is gas outlet 5 With the low-temperature plasma module 3, photooxidation module 7 set gradually along air inlet 1 toward the direction of gas outlet 5 in the housing 6 with And photocatalysis module 8.

The low-temperature plasma module 3 to be difficult to degrade and high-concentration waste gas purify, with assisted oxidation Effect.The low temperature plasma oxidation module 3 includes plasma generator to produce energetic ion, specifically, described etc. Ion generator uses the model AIO-1 plasma generators that Shanghai adduction environmental science and technology Co., Ltd produces.

The photooxidation module 7 to off-gas oxidizing to produce the innocuous substances such as water, carbon dioxide, specifically, the light Oxidation module 7 includes high ozone UV ultraviolet lamp tubes, and dominant wavelength is 185nm, and the high ozone UV ultraviolet lamp tubes are perpendicular to gas Equidistantly arranged in the plane in the direction of flowing, while in order to reach more preferable sterilization effect, can be flowed in gas Direction sets multiple row high ozone ultraviolet lamp tube.Specifically, the high ozone UV ultraviolet lamp tubes can use the farsighted science and technology of Foshan City monarch The model UVC U150W/VH of Co., Ltd's production high ozone UV ultraviolet lamp tubes.

Photocatalysis module 8 makes waste gas ultimately produce carbon dioxide, water to carry out photocatalytic redox reaction to waste gas And other innocuous substances.The photocatalysis module 8 uses UV ultraviolet lamp tubes, and dominant wavelength is 254nm, the UV ultraviolet lamp tubes edge Gas flow direction and be provided with multiple rows of, be provided with catalytic plate between row and row, the catalytic plate is in cellular or use honeybee Nest material is made to be passed through with supplied gas, and TiO is placed with catalytic plate₂Catalyst.Specifically, the UV ultraviolet lamp tubes are using wide The model XP-UV-lamp of Dong Xingpu energy-conserving photoelectrics Co., Ltd production UV ultraviolet lamp tubes.

In housing 6 and ozone cancellation module 9 is provided with to eliminate between the photocatalysis module 8 and gas outlet 5 The ozone that photooxidation module 7 is produced, the ozone cancellation module 9 can be honeycomb ozone screen pack, in honeycomb ozone screen pack Upper placement reducing agent MnO₂。

Filtering module 2, the mistake are provided with housing 6 and between the air inlet 1 and low-temperature plasma module 3 Module 2 is filtered to filter the particulate matter in waste gas, while carrying out water conservancy diversion to waste gas.Further, the filtering module 2 is by multiple mistakes Sieve plate is constituted.In order to increase filter area, screen pack can be arranged in V-shape or W fonts.

Access hole 4 is additionally provided with housing 6 to repair to convenient.Meanwhile, it is above-mentioned all in order to further facilitate maintenance Module designed using drawing and pulling type, can take out out of housing 6 and be repaired or other operations easily.

The low-temperature plasma module 3, photooxidation module 7, photocatalysis module 8 connect PLC respectively.

General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification Simply principle of the present utility model, the utility model also has respectively on the premise of the utility model spirit and scope are not departed from Changes and improvements are planted, these changes and improvements are both fallen within the range of claimed the utility model.The utility model requirement Protection domain defined by appended claims and its equivalent.

Claims (10)

1. a kind of waste gas treatment equipment, including one end is air inlet, the other end is gas outlet housing and in housing along air inlet Photooxidation module and photocatalysis module that mouth is set gradually toward the direction of gas outlet, it is characterised in that also including being arranged on housing Low-temperature plasma module that is interior and being arranged between air inlet and photooxidation module.

2. a kind of waste gas treatment equipment according to claim 1, it is characterised in that the low-temperature plasma module includes etc. Ion generator.

3. a kind of waste gas treatment equipment according to claim 1, it is characterised in that the photooxidation module include perpendicular to The high ozone UV ultraviolet lamp tubes equidistantly arranged in the plane of exhaust gas flow direction.

4. a kind of waste gas treatment equipment according to claim 3, it is characterised in that the high ozone UV ultraviolet lamp tubes are useless There are at least two rows on flow of air direction.

5. a kind of waste gas treatment equipment according to claim any one of 1-4, it is characterised in that the photocatalysis module bag The UV uviol lamps in gas flow direction with least two rows are included, catalytic plate is provided between row and row described.

6. a kind of waste gas treatment equipment according to claim any one of 1-4, it is characterised in that in housing and described Ozone cancellation module is provided between photocatalysis module and gas outlet.

7. a kind of waste gas treatment equipment according to any one of claim 6, it is characterised in that the ozone cancellation module is Honeycomb ozone screen pack, places reducing agent MnO2 on honeycomb ozone screen pack.

8. a kind of waste gas treatment equipment according to claim any one of 1-4, it is characterised in that in housing and described Filtering module is provided between air inlet and low-temperature plasma module.

9. a kind of waste gas treatment equipment according to any one of claim 8, it is characterised in that the filtering module is by multiple Screen pack is constituted, and the multiple screen pack is arranged in V-shape or W fonts.

10. a kind of waste gas treatment equipment according to claim any one of 1-4, it is characterised in that the processing unit is used Drawing and pulling type is designed.