CN215276652U - Functional shrink film production waste gas treatment device for blown film process - Google Patents
Functional shrink film production waste gas treatment device for blown film process Download PDFInfo
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- CN215276652U CN215276652U CN202121811567.9U CN202121811567U CN215276652U CN 215276652 U CN215276652 U CN 215276652U CN 202121811567 U CN202121811567 U CN 202121811567U CN 215276652 U CN215276652 U CN 215276652U
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Abstract
The utility model relates to a film production technical field especially relates to a functional shrink film production exhaust treatment device for blown film process, including the washing tower, the gas vent intercommunication absorption tower of washing tower, the gas vent intercommunication catalytic oxidation processing apparatus of absorption tower, catalytic oxidation processing apparatus's gas vent intercommunication plasma processing apparatus. Utilize the device to improve mixing efficiency greatly, the material mixes more evenly. By utilizing the treatment device, the waste gas generated in the film blowing process can be purified, and the pollution to the environment is greatly reduced.
Description
Technical Field
The utility model relates to a film production technical field especially relates to a functional shrink film production exhaust treatment device for blown film process.
Background
When the functional shrink film is produced, materials are required to be mixed, and then the functional shrink film product is obtained through film blowing, cooling, slitting and detection. Hydrocarbon waste gas is easily generated in the film blowing process, and the environment is polluted if the hydrocarbon waste gas is directly discharged. Therefore, in order to solve the above problems, it is necessary to develop an exhaust gas treatment device for a functional shrink film production and blowing process.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: to prior art's not enough, provide a functional shrink film production waste gas treatment device for blown film process, utilize this waste gas treatment device can effectively carry out the effective processing with the waste gas that the blown film process produced, greatly reduced the pollution to the environment.
In order to solve the technical problem, the technical scheme of the utility model is that:
the waste gas treatment device for the functional shrink film production and film blowing process comprises a water washing tower, wherein an exhaust port of the water washing tower is communicated with an absorption tower, an exhaust port of the absorption tower is communicated with a catalytic oxidation treatment device, and an exhaust port of the catalytic oxidation treatment device is communicated with a plasma treatment device.
As an improved technical scheme, the washing tower comprises a tower body, wherein an air inlet is formed in one side of the bottom of the tower body, a sewage discharge outlet is formed in the other side of the bottom of the tower body, an air exhaust port is formed in the top of the tower body, a plurality of layers of turbulence layers are arranged below the inside of the tower body, and each layer of the turbulence layer is provided with a spraying layer.
As a modified technical scheme, the absorption tower includes the tower body, bottom one side of tower body is equipped with the air inlet, the top of tower body is equipped with the gas vent, the inside below of tower body is equipped with hollow structure's vortex dish, vortex dish intercommunication water supply pipe, the top of vortex dish is equipped with the packing layer, the top of packing layer is equipped with the active carbon adsorption layer.
As an improved technical scheme, the catalytic oxidation treatment device comprises a tank body, wherein an air inlet is formed in one side of the bottom of the tank body, an air outlet is formed in the top of the tank body, a plurality of UV lamps are arranged above the inside of the tank body, and a titanium dioxide catalysis layer is arranged below the UV lamps.
As an improved technical scheme, the plasma treatment device comprises a body, an air inlet is formed in one side of the bottom of the body, an air outlet is formed in the top of the body, and a UV catalytic area and a plasma generation area are sequentially formed in the inside of the body from top to bottom.
As an improved technical scheme, the UV catalytic area comprises a plurality of UV lamps arranged at the top of the body, and a photocatalyst filling layer is arranged below the UV lamps.
As an improved technical scheme, the plasma generating area comprises a plurality of plasma generators arranged on the inner walls of two sides of the body.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
the waste gas treatment device for the film blowing process in the production of the functional shrink film comprises a water washing tower, wherein an exhaust port of the water washing tower is communicated with an absorption tower, an exhaust port of the absorption tower is communicated with a catalytic oxidation treatment device, and an exhaust port of the catalytic oxidation treatment device is communicated with a plasma treatment device. Waste gas generated in the film blowing process enters a water washing tower along an exhaust pipe, dust particles in the waste gas can be removed after the waste gas is treated by the water washing tower, the treated waste gas enters an absorption tower again, part of small molecule organic pollutants and color and smell in the waste gas can be effectively removed after the waste gas is absorbed by an absorption layer, then the waste gas enters a catalytic oxidation treatment device, a titanium dioxide catalyst layer is irradiated by a UV lamp, the molecular chain structures such as toluene and xylene in the waste gas can be cracked, volatile organic matters in the waste gas are effectively removed, the waste gas enters a plasma treatment device after being treated by the catalytic oxidation device, active particles such as high-energy electrons and free radicals and pollutants in the waste gas are utilized to decompose pollutant molecules in a very short time, and finally the pollutant molecules are discharged into the atmosphere. Adopt above-mentioned processing apparatus, can effectively get rid of dust particle, color and taste, organic pollutant in the waste gas, can also decompose and the schizolysis with the pollutant in the waste gas simultaneously for the waste gas that the blown film process produced obtains purifying, has reduced the pollution of environment in the waste gas.
Because the scrubbing tower includes the tower body, and bottom one side of tower body is equipped with the air inlet, and the bottom opposite side of tower body is equipped with the drain, and the top of tower body is equipped with the gas vent, and the inside below of tower body is equipped with multilayer turbulent flow layer, and the top on every layer of turbulent flow layer is equipped with sprays the layer. The waste gas of blown film process passes through inside the exhaust duct gets into the tower body of washing tower from the air inlet, flows from bottom to top, and the velocity of flow has been reduced in the design on vortex layer, and the design on layer that sprays simultaneously can wash the dust particle in the waste gas down.
Because the absorption tower includes the tower body, and bottom one side of tower body is equipped with the air inlet, and the top of tower body is equipped with the gas vent, and the inside below of tower body is equipped with hollow structure's vortex dish, vortex dish intercommunication water supply pipe, and the top of vortex dish is equipped with the packing layer, and the top of packing layer is equipped with the active carbon adsorption layer. Waste gas through washing tower processing gets into the tower body inside of absorption tower from the air inlet along the pipeline, flow from bottom to top, contact with the vortex dish earlier, the vortex dish has reduced the velocity of flow of air current, the absorption liquid that sprays out in the vortex dish simultaneously can wash off dust particle and pollutant in the waste gas, then the air current continues to flow and passes the packing layer, can further detach dust particle, pass the active carbon adsorption layer again, can effectively detach part dust particle in the waste gas, organic pollutant and colour and taste.
Because catalytic oxidation processing apparatus is equipped with the air inlet including a jar body, bottom one side of jar body, and the top of jar body is equipped with the gas vent, and the inside top of jar body is equipped with a plurality of UV lamps, and the below of UV lamp is equipped with titanium dioxide catalysis layer. The UV lamp irradiates the titanium dioxide catalyst layer, so that molecular chain structures such as toluene, xylene and the like in the waste gas can be cracked, and volatile organic compounds in the waste gas can be effectively removed; the ultraviolet ray of UV lamp transmission decomposes the oxygen molecule in the waste gas and produces free oxygen, and free oxygen combines with the oxygen molecule and produces ozone, oxidizes the organic matter through ozone, realizes effectively cleaing away other pungent smell in the waste gas.
Because plasma processing apparatus includes the body, and bottom one side of body is equipped with the air inlet, and the top of body is equipped with the gas vent, and the inside of body is equipped with UV catalysis district and plasma generation district from top to bottom in proper order. The waste gas is treated by the UV lamp of the UV catalysis area and then treated by the plasma generator in the plasma generation area, and the purified waste gas is finally discharged into the atmosphere, so that the pollution to the environment is reduced.
Because UV catalysis district is including setting up a plurality of UV lamps at the body top, UV lamp below is equipped with the photocatalyst packing layer. The UV lamp irradiates the photocatalyst filling layer, can decompose and degrade pollutants in the waste gas, and realizes the purification treatment of the waste gas.
Since the plasma generation region includes a plurality of plasma generators disposed on both side inner walls of the body. The active particles such as high-energy electrons and free radicals are utilized to act on pollutants in the exhaust gas, so that the pollutant molecules are decomposed in a very short time and finally discharged into the atmosphere.
Drawings
FIG. 1 is a schematic structural view of a waste gas treatment device for a film blowing process in the production of a functional shrink film according to the present invention;
the device comprises a water washing tower, a flow disturbing layer, a spraying layer, a 2 absorption tower, a flow disturbing disc, a water supply pipeline, a packing layer, an activated carbon adsorption layer, a catalytic oxidation treatment device, a 30-UV lamp, a titanium dioxide catalyst layer, a 4-plasma treatment device, a 40-UV catalyst area, a 400-photocatalyst packing layer, a 41-plasma generation area and a 410-plasma generator, wherein the water washing tower is arranged at the bottom of the water washing tower, the flow disturbing layer is arranged at the top of the water washing tower, the spraying layer is arranged at the bottom of the water washing tower, the absorption tower is arranged at the bottom of the water washing tower, the absorption tower is arranged at the bottom of the water washing tower, the absorption tower is arranged at the bottom of the water washing tower, the absorption tower is arranged at the absorption tower.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A functional shrink film production is waste gas processing apparatus for blown film process, as shown in figure 1, including a water scrubber 1, the exhaust port of the water scrubber 1 is communicated with an absorption tower 2, the exhaust port of the absorption tower 2 is communicated with a catalytic oxidation processing apparatus 3, the exhaust port of the catalytic oxidation processing apparatus 3 is communicated with a plasma processing apparatus 4. Wherein the washing tower 1 includes the tower body, and bottom one side of tower body is equipped with the air inlet, and the bottom opposite side of tower body is equipped with the drain, and the top of tower body is equipped with the gas vent, and the inside below of tower body is equipped with multilayer turbulent flow layer 10 (the spoiler that the slope set up), and the top of every layer of turbulent flow layer 10 is equipped with sprays layer 11 (spray pipe). Wherein absorption tower 2 includes the tower body, and bottom one side of tower body is equipped with the air inlet, and the top of tower body is equipped with the gas vent, and the inside below of tower body is equipped with hollow structure's vortex dish 20 (be equipped with a plurality of vortex holes on the vortex dish), and vortex dish 20 intercommunication water supply pipe 21, the top of vortex dish 20 is equipped with packing layer 22 (pall ring packing layer), and the top of packing layer 22 is equipped with activated carbon adsorption layer 23. The catalytic oxidation treatment device 3 comprises a tank body, an air inlet is formed in one side of the bottom of the tank body, an air outlet is formed in the top of the tank body, a plurality of UV lamps 30 are arranged above the inside of the tank body, and a titanium dioxide catalyst layer 31 is arranged below the UV lamps 30. Plasma treatment device 4 includes the body, and bottom one side of body is equipped with the air inlet, and the top of body is equipped with the gas vent, and the inside of body is equipped with UV catalytic zone 40 and plasma generation district 41 from top to bottom in proper order. The UV catalytic region 40 includes a plurality of UV lamps disposed at the top of the body, with a photocatalyst filler layer 400 disposed below the UV lamps. The plasma generation region 41 includes a plurality of plasma generators 410 disposed on both side inner walls of the body.
Waste gas that blown film process produced flows from the air inlet along exhaust duct inside the tower body that gets into the scrubbing tower from the air inlet, from bottom to top, and the design on vortex layer has reduced the velocity of flow of air current, and the dust particle in the waste gas collides with the vortex layer simultaneously and falls down, and the liquid that sprays the layer and spray washes the dust particle in the waste gas down, discharges from the drain at last. The treated waste gas enters the absorption tower again, flows from bottom to top and contacts with the turbulence plate firstly, the turbulence plate reduces the flow velocity of the air flow, meanwhile, the absorption liquid sprayed out of the turbulence plate can wash dust particles and pollutants in the waste gas down, then the air flow continuously flows to pass through the packing layer, the dust particles can be further removed, and then the air flow passes through the activated carbon adsorption layer, so that part of dust particles, organic pollutants and color and taste in the waste gas can be effectively removed. Then the waste gas enters a catalytic oxidation treatment device, a titanium dioxide catalyst layer is irradiated by a UV lamp, the molecular chain structures such as toluene and xylene in the waste gas can be cracked, volatile organic compounds in the waste gas are effectively removed, oxygen molecules in the waste gas are decomposed by ultraviolet rays emitted by the UV lamp to generate free oxygen, the free oxygen and the oxygen molecules are combined to generate ozone, and the organic compounds are oxidized by the ozone to effectively remove other pungent smells in the waste gas. Then enters a UV catalytic area of the plasma treatment device, pollutants in the waste gas can be decomposed and degraded by irradiation of a UV lamp on a photocatalyst filling layer, and then enters a plasma generation area, so that pollutant molecules are decomposed in a very short time by utilizing the action of active particles such as high-energy electrons and free radicals and the pollutants in the waste gas, and finally are discharged into the atmosphere. Adopt above-mentioned processing apparatus, can effectively get rid of dust particle, color and taste, organic pollutant in the waste gas, can also decompose and the schizolysis with the pollutant in the waste gas simultaneously for the waste gas that the blown film process produced obtains purifying, has reduced the pollution of environment in the waste gas.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a functional shrink film production waste gas treatment device for blown film process which characterized in that: the device comprises a water washing tower, wherein an exhaust port of the water washing tower is communicated with an absorption tower, the exhaust port of the absorption tower is communicated with a catalytic oxidation treatment device, and the exhaust port of the catalytic oxidation treatment device is communicated with a plasma treatment device.
2. The waste gas treatment device for the functional shrink film production and blowing process according to claim 1, wherein: the washing tower comprises a tower body, wherein an air inlet is formed in one side of the bottom of the tower body, a sewage discharge outlet is formed in the other side of the bottom of the tower body, an air exhaust port is formed in the top of the tower body, a multilayer turbulence layer is arranged below the inside of the tower body, and a spraying layer is arranged above the turbulence layer.
3. The waste gas treatment device for the functional shrink film production and blowing process according to claim 1, wherein: the absorption tower includes the tower body, bottom one side of tower body is equipped with the air inlet, the top of tower body is equipped with the gas vent, the inside below of tower body is equipped with hollow structure's vortex dish, vortex dish intercommunication water supply pipe, the top of vortex dish is equipped with the packing layer, the top of packing layer is equipped with the active carbon adsorption layer.
4. The waste gas treatment device for the functional shrink film production and blowing process according to claim 1, wherein: catalytic oxidation processing apparatus is including a jar body, bottom one side of jar body is equipped with the air inlet, the top of jar body is equipped with the gas vent, the inside top of jar body is equipped with a plurality of UV lamps, the below of UV lamp is equipped with the titanium dioxide catalysis layer.
5. The waste gas treatment device for the functional shrink film production and blowing process according to claim 1, wherein: plasma processing apparatus includes the body, bottom one side of body is equipped with the air inlet, the top of body is equipped with the gas vent, the inside of body is equipped with UV catalysis district and plasma generation district from top to bottom in proper order.
6. The waste gas treatment device for the functional shrink film production and blowing process according to claim 5, wherein: the UV catalytic zone comprises a plurality of UV lamps arranged at the top of the body, and a photocatalyst filling layer is arranged below the UV lamps.
7. The waste gas treatment device for the functional shrink film production and blowing process according to claim 6, wherein: the plasma generation region includes a plurality of plasma generators disposed on inner walls of both sides of the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121811567.9U CN215276652U (en) | 2021-08-04 | 2021-08-04 | Functional shrink film production waste gas treatment device for blown film process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121811567.9U CN215276652U (en) | 2021-08-04 | 2021-08-04 | Functional shrink film production waste gas treatment device for blown film process |
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| CN215276652U true CN215276652U (en) | 2021-12-24 |
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| CN202121811567.9U Active CN215276652U (en) | 2021-08-04 | 2021-08-04 | Functional shrink film production waste gas treatment device for blown film process |
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2021
- 2021-08-04 CN CN202121811567.9U patent/CN215276652U/en active Active
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