CN207221653U - A kind of processing unit of organic exhaust gas - Google Patents

A kind of processing unit of organic exhaust gas Download PDF

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Publication number
CN207221653U
CN207221653U CN201720887816.XU CN201720887816U CN207221653U CN 207221653 U CN207221653 U CN 207221653U CN 201720887816 U CN201720887816 U CN 201720887816U CN 207221653 U CN207221653 U CN 207221653U
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CN
China
Prior art keywords
tower body
lower tower
distribution grid
exhaust gas
organic waste
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Expired - Fee Related
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CN201720887816.XU
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Chinese (zh)
Inventor
商志民
刘留根
武全军
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Individual
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Individual
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Abstract

The utility model belongs to VOCs treatment technical field,More particularly to a kind of processing unit of organic exhaust gas,Including purifying column,Purifying column includes upper tower body and lower tower body,Lower tower body bottom is provided with circulating water outlet,Lower tower body is disposed with exhaust gas entrance from bottom to up,Gas distribution grid,Recirculated water distribution grid and upper and lower tower body partition plate,It is Tuan Qiu areas between gas distribution grid and recirculated water distribution grid,Spray equipment is provided between recirculated water distribution grid and upper and lower tower body partition plate,Upper tower body bottom is provided with circulation fluid outlet tube,Quartz burner group is provided with upper tower body,Upper tower body top is provided with demister,Atomising device is provided between quartz burner group and demister,Gas vent is provided with the top of upper tower body,Air communicating pipe is provided between upper tower body and lower tower body,The utility model is using pretreatment and ultraviolet and the synergistic function of oxidation solution in certain circumstances,Significantly improve treatment effeciency,The solution of economic and reliable is provided for enterprise.

Description

A kind of processing unit of organic exhaust gas
Technical field
The utility model belongs to VOCs treatment technical field, and in particular to a kind of processing unit of organic exhaust gas.
Background technology
Atmosphere pollution is one of China's environmental problem most prominent at present, the organic exhaust gas of especially all kinds of plant emissions, Become the important pollution sources that haze produces.These exhaust gas are in addition to environment is poisoned, most of organic exhaust gas(Such as benzene class, halogen For hydro carbons etc.)Toxic, Long Term Contact not only has stimulation to the skin of people, eye, nose, throat, is also easy to produce outer layer Skin injury, and to the liver of people, kidney and central nervous system produce adverse effect, or even with teratogenesis, carcinogenic and hereditary Toxicity.These gases such as cannot be administered effectively, necessarily be seriously endangered to people's health care belt, be caused to national economy huge Loss.
The processing method of organic exhaust gas mainly has at present:Absorption method, absorption process, condensation method, combustion method, Production by Catalytic Combustion Process, Biological oxidation process, low-temperature plasma method, ultraviolet solution etc..But because most of organic exhaust gas concentration are low, air quantity is big, component Complexity, in the prior art single water spray absorb the purifying rate of organic exhaust gas less than 10%, oxidative absorption method purification efficiency is also only There are 15-20%, single ultraviolet solution, purification efficiency is superimposed using the purification efficiency to organic exhaust gas in 20-30%, three Also less than 60%, it is extremely difficult to the increasingly stringent environmental protection standard of country.
The content of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, and a kind of processing dress of the organic exhaust gas provided Put, using pretreatment and ultraviolet and the synergistic function of oxidation solution in certain circumstances, significantly improve treatment effeciency, locate Manage cost to decline, the solution of economic and reliable is provided for enterprise, and there is stronger competitiveness.
The utility model is realized in this way:A kind of organic waste gas treatment device, including purifying column, it is characterised in that:Institute The purifying column stated includes upper tower body and lower tower body, and upper tower body and lower tower body are all column structure, the open top of lower tower body, upper tower The top open part of the lower tower body of body insertion, the bottom of lower tower body is pyramidal structure, and the bottom of lower tower body is provided with circulating water outlet, Lower tower body is disposed with exhaust gas entrance, gas distribution grid, recirculated water distribution grid and upper and lower tower body partition plate, gas point from bottom to up It is Tuan Qiu areas between fabric swatch and recirculated water distribution grid, Tuan Qiu is provided with Ball-type packing in area, in recirculated water distribution grid and upper and lower tower Spray equipment is provided between body partition plate, is provided with sink at circulating water outlet, the exit of sink be provided with water-circulating pump and Circulating water pipe, circulating water pipe are connected with spray equipment, and the bottom of upper tower body is provided with circulation fluid outlet tube, circulation fluid outlet tube End is provided with circulation liquid bath, and the exit for circulating liquid bath is provided with recycle liquid pump and circulation liquid pipe, and purple is provided with upper tower body Outside line light tube group, the top of upper tower body are provided with demister, atomising device, mist are provided between quartz burner group and demister Makeup is put to be connected with circulation liquid pipe, and gas vent is provided with the top of upper tower body, gas is provided between upper tower body and lower tower body Communicating pipe.
Aperture is evenly arranged with above the gas distribution grid and recirculated water distribution grid.
The exhaust gas entrance is arranged on the tangent position of lower tower body bottom tower wall.
The quartz burner group is arranged on the inner wall of tower body, and quartz burner is the big work(that wavelength is 185nm Rate fluorescent tube.
Oxidation solution is provided with the circulation liquid bath.
The oxidation solution is the aqueous solution that mass content is 0.1-10%.
The demister is wave-shaped plate demister.
All it is atomization sprayer at the spray equipment and the water export of atomising device.
Compared with prior art, the beneficial effects of the utility model are:1st, gas distribution grid will enter the organic of purifying column Exhaust gas is broken up, and makes organic exhaust gas uniformly by Tuan Qiu areas, and recirculated water distribution grid makes the recirculated water after spray uniformly pass through rapids Ball area, contacts in Tuan Qiu areas with organic exhaust gas, carries out the primary purifying of organic exhaust gas;
2nd, the Ball-type packing in Tuan Qiu areas is in various power such as the impulse force of the high-speed flow of rising, the buoyancy of liquid and self gravitations Interaction under, Ball-type packing, which suspends, gets up to be formed turbulence rotation and mutually collision, causes the close contact of air-liquid, effectively Ground carries out mass transfer, heat transfer and dustproof function;
3rd, recirculated water fully carries out gas-liquid contact through nozzle spray and gas in rapid layers of balls, remove particulate matter in exhaust gas and Water-soluble gas;
4th, purifying column epimere is equipped with high-power, wavelength 185nm quartz burner, and oxidation solution is by atomizer atomisation Afterwards with gas from bottom to top, come into full contact with ultraviolet irradiation, make the photon energy of ultraviolet and the resolution of oxidation solution Power significantly improves, and has surmounted the binding ability of organic exhaust gas molecule, causes the chemical bond rupture of organic exhaust gas gas molecule to react Accelerate, and degrade rapidly to CO2And H2O, so as to achieve the purpose that thoroughly to decompose, achieves good effect and optimal effect Benefit.The utility model patent is used for VOCs treatment;
5th, the utility model employs organic exhaust gas pretreatment, and ultraviolet and oxidation solution in certain circumstances cooperate with increasing Effect acts on, and collection mass transfer, dedusting, absorption, oxidation, ultraviolet photodissociation and one, technical process is simple, and equipment manufacturing cost compares the prior art More than 50% is saved, operating cost declines 1/3rd, has and invests that small, processing cost is low, facility compact, reliable, processing The advantages that significant effect, be higher than 85% to the clean-up effect of organic exhaust gas.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the processing unit of organic exhaust gas
In figure:1- exhaust gas entrances, 2- gas distribution grids, 3- Tuan Qiu areas, 4- recirculated water distribution grids, 5- spray equipments, 6- gas Body communicating pipe, tower body partition plate, 8- quartz burner groups, 9- atomising devices, 10- demisters, 11- gas vents, 12- are followed 7- up and down Ring liquid pipe, the upper tower bodies of 13-, 14- circulation fluid outlet tubes, 15- circulating water pipes, tower body under 16-, 17- water-circulating pumps, 18- sinks, 19- circulates liquid bath, 20- recycle liquid pumps, 21- circulating water outlets.
Embodiment
Embodiment 1, as shown in Fig. 1 structures, a kind of organic waste gas treatment device, including purifying column, the purifying column bag Include tower body and lower tower body, upper tower body 13 and lower tower body 16 are all column structure, the open top of lower tower body 16, and upper tower body 13 is embedding Enter the top open part of lower tower body 16, the bottom of lower tower body 16 is pyramidal structure, and the bottom of lower tower body 16 is provided with recirculated water and goes out Mouth 21, lower tower body 16 is disposed with exhaust gas entrance 1, gas distribution grid 2, recirculated water distribution grid 4 and upper and lower tower body from bottom to up Partition plate 7, exhaust gas entrance 1 are arranged on the tangent position of lower 16 bottom tower wall of tower body, on gas distribution grid 2 and recirculated water distribution grid 4 Face is evenly arranged with aperture, is Tuan Qiu areas 3 between gas distribution grid 2 and recirculated water distribution grid 4, is provided with Tuan Qiu areas 3 spherical Filler, is provided with spray equipment 5 between recirculated water distribution grid 4 and up and down tower body partition plate 7, water is provided with circulating water outlet 21 Groove 18, the exit of sink 18 are provided with water-circulating pump 17 and circulating water pipe 15, and circulating water pipe 15 is connected with spray equipment 5, on The bottom of tower body 13 is provided with circulation fluid outlet tube 14, and the end of circulation fluid outlet tube 14 is provided with circulation liquid bath 19, circulation fluid Oxidation solution, oxidation solution NaClO are provided with groove 192, one or both of NaClO or the organic compound containing hydroxyl with On compounding aqueous solution, oxidation solution be mass content be 0.1-10% aqueous solution, circulation liquid bath 19 exit be provided with circulation Liquid pump 20 and circulation liquid pipe 12, are provided with quartz burner group 8 in upper tower body 13, quartz burner group 8 is arranged on tower body 13 Inner wall on, quartz burner for wavelength be 185nm high-power fluorescent tube, the top of upper tower body 13 is provided with demister 10, removes Day with fog 10 is wave-shaped plate demister, atomising device 9 is provided between quartz burner group 8 and demister 10, atomising device is with following Ring liquid pipe connects, and the top of upper tower body 13 is provided with gas vent 11, and gas company is provided between upper tower body 13 and lower tower body 16 Siphunculus 6.
All it is atomization sprayer at the spray equipment and the water export of atomising device, the nozzle on atomization sprayer For atomizer.
When the utility model is used, after organic exhaust gas is collected by collection system, entered by wind turbine by exhaust gas entrance Purifying column, pending organic exhaust gas enter from purifying column bottom tangent, and aqueous solution is sent by sink through water-circulating pump, circulating water pipe To spray equipment, spray from top to bottom, and be fully atomized and contact in lower tower body hypomere Tuan Qiu areas with the gas of adverse current, remove useless After particulate matter and water-soluble gas in gas, the lower part of upper tower body is introduced by gas-guide tube, aqueous solution is recycled into sink, only Change the high-power ultraviolet fluorescent tube that tower epimere is equipped with wavelength 185nm, oxidation solution is pumped to atomising device by circulation liquid bath through pipeline, Organic exhaust gas through the preliminary purification oxidation solution counter current contacting with atomization from bottom to top, carries out oxygenolysis, while through ultraviolet Irradiation purifies the further photodissociation of gas, and oxidation solution recycles, and purified gas is discharged after demisting plate demisting by tower top.
Experiment one, 1)Process control condition:Fan delivery at exhaust gas entrance is 1500m3/h, and exhaust gas temperature is room temperature, The concentration 1.5% of oxidation solution, the power of ultraviolet is 4.5KW.
2)Handle exhaust gas constituents:Certain printing house's exhaust gas constituents is benzene content 19.8mg/m3,35.8 mg/m3 of toluene level, 49.6 mg/m3 of xylene content, 179.2 mg/m3 of non-methane total hydrocarbons content, 202 mg/m3 of VOCs contents.
3)Handling result:0.98 mg/m3 of benzene content, 5.45 mg/m3 of toluene level, 8.18 mg/m3 of xylene content, 26.1 mg/m3 of non-methane total hydrocarbons content, 31.6 mg/m3 of VOCs contents.
Experiment two, 1)Process control condition:Fan delivery at exhaust gas entrance is 10000m3/h, and exhaust gas temperature is room temperature, The concentration 2% of oxidation solution, the power of ultraviolet is 3KW.
2)Handle exhaust gas constituents:Certain electronic depot's paint spray booth exhaust gas constituents is benzene content 13.5mg/m3, toluene level 48.5mg/m3,52.8 mg/m3 of xylene content, 210.4 mg/m3 of non-methane total hydrocarbons content.
3)Handling result:1.15 mg/m3 of benzene content, 7.73 mg/m3 of toluene level, 11.6 mg/m3 of xylene content, 34.8 mg/m3 of non-methane total hydrocarbons content.
Experiment three, 1)Process control condition:Fan delivery at exhaust gas entrance is 50000m3/h, and exhaust gas temperature is 40 DEG C, The concentration 1% of oxidation solution, the power of ultraviolet is 15KW.
2)Handle exhaust gas constituents:Certain rock wool factory curing oven outlet exhaust component is content of formaldehyde 26.8mg/m3, phenols chemical combination 46.5 mg/m3 of thing.
3)Handling result:Content of formaldehyde 2.19mg/m3,4.18 mg/m3 of phenolic compound.
It can be obtained by above-mentioned experimental data:The cleaning equipment for waste organic gas of the utility model is high to the purifying rate of harmful substance, 92% is higher than to the clean-up effect of organic exhaust gas.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, for this area Technical staff for, various modifications and changes may be made to the present invention, where within the spirit and principles of the present invention, Any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.

Claims (8)

1. a kind of organic waste gas treatment device, including purifying column, it is characterised in that:The purifying column includes upper tower body and lower tower Body, upper tower body and lower tower body are all column structure, the open top of lower tower body, the top open part of the upper lower tower body of tower body insertion, The bottom of lower tower body is pyramidal structure, and the bottom of lower tower body is provided with circulating water outlet, and lower tower body is disposed with from bottom to up Exhaust gas entrance, gas distribution grid, recirculated water distribution grid and upper and lower tower body partition plate, are between gas distribution grid and recirculated water distribution grid Tuan Qiu areas, Tuan Qiu are provided with Ball-type packing in area, and spray equipment is provided between recirculated water distribution grid and upper and lower tower body partition plate, Sink is provided with circulating water outlet, the exit of sink is provided with water-circulating pump and circulating water pipe, and circulating water pipe is filled with spray Connection is put, the bottom of upper tower body is provided with circulation fluid outlet tube, and the end of circulation fluid outlet tube is provided with circulation liquid bath, circulation fluid The exit of groove is provided with recycle liquid pump and circulation liquid pipe, is provided with quartz burner group in upper tower body, the top of upper tower body is set Demister is equipped with, atomising device is provided between quartz burner group and demister, atomising device is connected with circulation liquid pipe, upper tower Gas vent is provided with the top of body, air communicating pipe is provided between upper tower body and lower tower body.
A kind of 2. organic waste gas treatment device according to claim 1, it is characterised in that:The gas distribution grid and follow Aperture is evenly arranged with above ring moisture fabric swatch.
A kind of 3. organic waste gas treatment device according to claim 1, it is characterised in that:The exhaust gas entrance is arranged on The tangent position of lower tower body bottom tower wall.
A kind of 4. organic waste gas treatment device according to claim 1, it is characterised in that:The quartz burner group is set Put on the inner wall of upper tower body, quartz burner is the high-power fluorescent tube that wavelength is 185nm.
A kind of 5. organic waste gas treatment device according to claim 1, it is characterised in that:Set in the circulation liquid bath There is oxidation solution.
A kind of 6. organic waste gas treatment device according to claim 5, it is characterised in that:The oxidation solution is that quality contains Measure the aqueous solution for 0.1-10%.
A kind of 7. organic waste gas treatment device according to claim 1, it is characterised in that:The demister is corrugated sheet Demister.
A kind of 8. organic waste gas treatment device according to claim 1, it is characterised in that:The spray equipment and atomization All it is atomization sprayer at the water export of device.
CN201720887816.XU 2017-07-21 2017-07-21 A kind of processing unit of organic exhaust gas Expired - Fee Related CN207221653U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720887816.XU CN207221653U (en) 2017-07-21 2017-07-21 A kind of processing unit of organic exhaust gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720887816.XU CN207221653U (en) 2017-07-21 2017-07-21 A kind of processing unit of organic exhaust gas

Publications (1)

Publication Number Publication Date
CN207221653U true CN207221653U (en) 2018-04-13

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107243230A (en) * 2017-07-21 2017-10-13 商志民 A kind of processing unit of organic exhaust gas
CN111701391A (en) * 2020-05-12 2020-09-25 潘齐辉 High-temperature organic waste gas treatment device capable of continuously forming net

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107243230A (en) * 2017-07-21 2017-10-13 商志民 A kind of processing unit of organic exhaust gas
CN111701391A (en) * 2020-05-12 2020-09-25 潘齐辉 High-temperature organic waste gas treatment device capable of continuously forming net
CN111701391B (en) * 2020-05-12 2022-04-15 潘齐辉 High-temperature organic waste gas treatment device capable of continuously forming net

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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180413

Termination date: 20200721