CN210302994U - Portable modular treatment device of organic waste gas in restoration in place - Google Patents
Portable modular treatment device of organic waste gas in restoration in place Download PDFInfo
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- CN210302994U CN210302994U CN201921091903.XU CN201921091903U CN210302994U CN 210302994 U CN210302994 U CN 210302994U CN 201921091903 U CN201921091903 U CN 201921091903U CN 210302994 U CN210302994 U CN 210302994U
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Abstract
The utility model relates to a mobile modular treatment device for organic waste gas in field restoration, which comprises an air inlet pipeline, an air cooling system, a filter box, a spraying device, a deep dehumidification device, an incineration system, an induced draft fan and an exhaust funnel; the air cooling system is arranged outside the air inlet pipeline, the rear end of the air inlet pipeline is connected with the filter box, the filter box is internally provided with a multi-stage filter screen, the outlet of the filter box is connected into the air inlet of the spraying device through a gas pipeline, the spraying device is internally provided with a spraying head and a spraying liquid distributor, the spraying head and the spraying liquid distributor are connected with the spraying water tank, and the spraying liquid distributor is provided with an electromagnetic valve; the gas outlet of the spraying device is connected to the deep dehumidifying device, the deep dehumidifying device is connected to the incineration system, and the incineration system is connected with the exhaust cylinder through the induced draft fan. The utility model discloses a portable modular processing device of organic waste gas integrated sets up on the portable platform that vehicle or boats and ships formed in the field restoration, can remove as required and carry out the processing work of waste gas, and convenient and fast is efficient.
Description
Technical Field
The invention relates to the field of waste gas treatment devices, in particular to a mobile modular treatment device for organic waste gas in field restoration.
Background
With the acceleration of the urbanization process, many polluted enterprises originally located in urban areas migrate out from urban centers, and meanwhile, with the relocation, production halt and closure of industrial enterprises, a large number of various and complex polluted sites are left, which relate to a plurality of outstanding problems such as soil pollution, underground water pollution, wall and equipment pollution and waste pollution, and become a concomitant product of industrial transformation and urban expansion, and a large number of polluted sites (also called 'brown plots') are generated. The presence of these contaminated sites presents environmental and health risks that hinder urban construction and local economic development. The most direct method is site remediation, which aims to solve the problem of site pollution.
In site remediation, sites polluted by organic pollution mainly such as petroleum, chemical engineering, coking and the like are frequently encountered. The pollutants are represented by organic solvents, such as benzene series, halogenated hydrocarbons and petroleum hydrocarbons. The polluted site can generate organic waste gas in the repairing process, and the polluted site can also contain smoke (dust) dust, oil substances, acidic and malodorous substances (H2S, SO2 and NOX) besides high-concentration organic pollutants (VOC), and has the characteristics of higher temperature, high CO content, complex components and the like.
Disclosure of Invention
The invention aims to provide a mobile modular treatment device for organic waste gas in site remediation, which can be used for movably carrying out waste gas treatment according to needs, and is convenient, rapid and high in efficiency.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
a mobile modular treatment device for organic waste gas in site remediation comprises an air inlet pipeline, an air cooling system, a filter box, a spraying device, a deep dehumidifying device, an incineration system, an induced draft fan and an exhaust funnel; the air cooling system is arranged outside the air inlet pipeline, the rear end of the air inlet pipeline is connected with the filter box, the filter box is internally provided with a multi-stage filter screen, the outlet of the filter box is connected into the air inlet of the spraying device through a gas pipeline, the spraying device is internally provided with a spraying head and a spraying liquid distributor, the spraying head and the spraying liquid distributor are connected with a spraying water tank, and the spraying liquid distributor is provided with an electromagnetic valve; the gas outlet of the spraying device is connected to a deep dehumidifying device, the deep dehumidifying device is connected to an incineration system, an incinerator is arranged in the incineration system, and the incineration system is connected with an exhaust cylinder through an induced draft fan; and the air inlet pipeline, the air cooling system, the filter box, the spraying device, the deep dehumidifying device, the burning system, the draught fan and the exhaust funnel are integrally arranged on a movable platform formed by vehicles or ships.
Furthermore, the air cooling system is arranged outside the air inlet pipeline and reduces the temperature of the waste gas in the waste gas collecting pipe by means of external wind power.
Furthermore, a multi-stage filter screen is arranged in the filter box and is divided into a plurality of layers, namely a thick layer, a middle layer and a thin layer, and the filter box is made of a metal wire mesh; if the dust concentration in the front air of the filter box is too high, the dust concentration is more than 1g/m3And a pre-dust removal device such as cyclone dust removal is additionally arranged in front of the filter box.
Furthermore, the effective height of the spraying device is 2.5-6m, the rising speed of the gas in the tower is 0.6-1.0m/s, and the retention time is about 4-10 s.
Furthermore, 2-3 layers of spray heads are arranged in the spray device, and one layer is arranged every 0.5-0.8 m; each layer of spray header is supplied with liquid by a single water pump, and the spray intensity is 1-4L liquid/m3The waste gas spraying water tank is arranged at the bottom of the spraying device, water is supplemented periodically, impurities are removed and then the waste gas is recycled, the water tank is emptied periodically to replace fresh water, and the drained water is transported to a nearby sewage treatment device to be treated as waste water.
Furthermore, a filler support frame is arranged in the spraying device, a perforated support plate can be placed on the filler support frame, filler is filled on the plate, the filler is plastic hollow balls with the diameter of 25-50mm, and the filling thickness is 0.4-1.0 m; the type and the filling thickness of the filler are determined according to the quantity of the waste gas, the nature and the concentration of pollutants, and the like, the general pollutants have complex components, high concentration, small diameter and large filling thickness, and the acidic and alkaline waste gas is only filled with the filler at the upper part of the spray tower.
Furthermore, an aerosol separator is arranged in the spraying device, is positioned between the spraying head at the uppermost layer and the exhaust port of the spraying tower, and has the thickness of about 0.2-1.0 m.
Furthermore, the spraying liquid distributor comprises a plurality of outlets which are respectively connected with a plurality of stages of spraying heads, and each stage of spraying head is provided with an independent electromagnetic valve.
Further, the deep dehumidification device comprises a centrifugal dehydration device and a multi-stage filtration dehumidification device.
The mobile modular organic waste gas treatment device is 12m long, 2.6m wide and 2.6m high.
Compared with the prior art, the invention has the beneficial effects that:
according to the mobile modular organic waste gas treatment device in site remediation, the air inlet pipeline, the air cooling system, the filter box, the spraying device, the deep dehumidifying device, the burning system, the draught fan and the exhaust funnel are integrally arranged on the mobile platform formed by vehicles or ships, so that waste gas can be movably treated according to needs, and the mobile modular organic waste gas treatment device is convenient, rapid and high in efficiency.
Drawings
FIG. 1: the invention discloses a structural schematic diagram of a mobile modular treatment device for organic waste gas in site remediation.
In the figure: 1-an air inlet pipeline, 2-an air cooling system, 3-a filter box, 4-a spraying device, 5-a deep dehumidifying device, 6-an incineration system, 7-an induced draft fan, 8-an exhaust funnel, 9-a spray header, 10-a spray water tank and 11-a filler.
Detailed Description
The present invention will be further described with reference to the following specific examples.
The utility model provides a portable modular processing apparatus of organic waste gas in site remediation, includes inlet line 1, air-cooled system 2, rose box 3, spray set 4, degree of depth dehydrating unit 5, burns system 6, draught fan 7 and aiutage 8.
An air cooling system 2 is arranged outside the air inlet pipeline 1, the rear end of the air inlet pipeline is connected with a filter box 3, a multi-stage filter screen is arranged in the filter box 3, an outlet of the filter box 3 is connected with an air inlet of a spraying device 4 through a gas pipeline, a spraying head 9 and a spraying liquid distributor are arranged in the spraying device 4, the spraying head 9 and the spraying liquid distributor are connected with a spraying water tank 10, and an electromagnetic valve is arranged on the spraying liquid distributor; the gas outlet of the spraying device 4 is connected to the deep dehumidifying device 5, the deep dehumidifying device 5 is connected to the incineration system 6, an incinerator is arranged in the incineration system 6, and the incineration system 6 is connected with the exhaust funnel 8 through the draught fan 7.
The air inlet pipeline 1, the air cooling system 2, the filter box 3, the spraying device 4, the deep dehumidifying device 5, the burning system 6, the induced draft fan 7 and the exhaust funnel 8 are integrally arranged on a movable platform formed by vehicles or ships.
The air cooling system 2 is arranged outside the air inlet pipeline 1 and reduces the temperature of waste gas in the waste gas collecting pipe by external wind power.
A multi-stage filter screen is arranged in the filter box 3 and is divided into a plurality of layers, namely a thick layer, a middle layer and a thin layer, and the filter screen is made of a metal wire mesh; if the dust concentration in the inlet air before the filter box 3 is too high, the dust concentration is more than 1g/m3And a pre-dust removal device such as cyclone dust removal is additionally arranged in front of the filter box 3.
The effective height of the spraying device 4 is 2.5-6m, the rising speed of the gas in the tower is 0.6-1.0m/s, and the retention time is about 4-10 s.
2-3 layers of spray heads 9 are arranged in the spray device 4, and one layer is arranged every 0.5-0.8 m; each layer of spray headers 9 is supplied with liquid by a single water pump, and the spray intensity is 1-4L of liquid/m3The waste gas and spray water tank 10 is arranged at the bottom of the spray device 4, water is supplemented periodically, impurities are removed and then the waste gas and spray water tank are recycled, the water tank is emptied periodically to replace fresh water, and the drained water is transported to a nearby sewage treatment device to be treated as waste water.
A filler support frame is arranged in the spraying device 4, a perforated supporting plate can be placed on the filler support frame, and a filler 11 which is a plastic hollow ball with the diameter of 25-50mm is filled on the plate, and the filling thickness is 0.4-1.0 m; the type and the filling thickness of the filler 11 are determined according to the waste gas quantity, the pollutant property, the concentration and the like, the general pollutant components are complex, the concentration is high, the diameter is small, the filling thickness is large, and the filler 11 is only filled in the waste gas with acidity or alkalinity at the upper part of the spray tower.
And an aerosol separator is also arranged in the spraying device 4, is positioned between the spraying head 9 at the uppermost layer and the exhaust port of the spraying tower, and has the thickness of about 0.2-1.0 m.
The spray liquid distributor comprises a plurality of outlets which are respectively connected with a plurality of stages of spray headers 9, and each stage of spray header 9 is provided with an independent electromagnetic valve.
The deep dehumidifying device 5 comprises a centrifugal dehydrating device and a multi-stage filtering dehumidifying device.
The mobile modular organic waste gas treatment device is 12m long, 2.6m wide and 2.6m high.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention in any way, and any person skilled in the art can make any simple modification, equivalent replacement, and improvement on the above embodiment without departing from the technical spirit of the present invention, and still fall within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a portable modular processing device of organic waste gas in field repair which characterized in that: the system comprises an air inlet pipeline, an air cooling system, a filter box, a spraying device, a deep dehumidifying device, an incineration system, an induced draft fan and an exhaust funnel; the air cooling system is arranged outside the air inlet pipeline, the rear end of the air inlet pipeline is connected with the filter box, the filter box is internally provided with a multi-stage filter screen, the outlet of the filter box is connected into the air inlet of the spraying device through a gas pipeline, the spraying device is internally provided with a spraying head and a spraying liquid distributor, the spraying head and the spraying liquid distributor are connected with a spraying water tank, and the spraying liquid distributor is provided with an electromagnetic valve; the gas outlet of the spraying device is connected to a deep dehumidifying device, the deep dehumidifying device is connected to an incineration system, an incinerator is arranged in the incineration system, and the incineration system is connected with an exhaust cylinder through an induced draft fan; and the air inlet pipeline, the air cooling system, the filter box, the spraying device, the deep dehumidifying device, the burning system, the draught fan and the exhaust funnel are integrally arranged on a movable platform formed by vehicles or ships.
2. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: the air cooling system is arranged outside the air inlet pipeline and reduces the temperature of the waste gas in the waste gas collecting pipe by external wind power.
3. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: a multi-stage filter screen is arranged in the filter box and is divided into a plurality of layers of thick, medium and thin layers, and the filter box is made of a metal wire mesh; if the dust concentration in the front air of the filter box is too high, the dust concentration is more than 1g/m3And a pre-dust removal device such as cyclone dust removal is additionally arranged in front of the filter box.
4. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: the effective height of the spraying device is 2.5-6m, the rising speed of the gas in the tower is 0.6-1.0m/s, and the retention time is about 4-10 s.
5. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: 2-3 layers of spray heads are arranged in the spray device, and one layer is arranged every 0.5-0.8 m; each layer of spray header is supplied with liquid by a single water pump, and the spray intensity is 1-4L liquid/m3The waste gas spraying water tank is arranged at the bottom of the spraying device, water is supplemented periodically, impurities are removed and then the waste gas is recycled, the water tank is emptied periodically to replace fresh water, and the drained water is transported to a nearby sewage treatment device to be treated as waste water.
6. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: a filler support frame is arranged in the spraying device, a perforated supporting plate can be placed on the filler support frame, filler is filled on the plate, the filler is plastic hollow balls with the diameter of 25-50mm, and the filling thickness is 0.4-1.0 m; the type and the filling thickness of the filler are determined according to the quantity of the waste gas, the nature and the concentration of pollutants, and the like, the general pollutants have complex components, high concentration, small diameter and large filling thickness, and the acidic and alkaline waste gas is only filled with the filler at the upper part of the spray tower.
7. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: and an aerosol separator is also arranged in the spraying device, is positioned between the spraying head at the uppermost layer and the exhaust port of the spraying tower and has the thickness of about 0.2-1.0 m.
8. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: the spray liquid distributor comprises a plurality of outlets which are respectively connected with a plurality of stages of spray headers, and each stage of spray header is provided with an independent electromagnetic valve.
9. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: the deep dehumidifying device comprises a centrifugal dehydrating device and a multi-stage filtering dehumidifying device.
10. The mobile modular treatment device for organic waste gas in site remediation according to claim 1, wherein: the mobile modular organic waste gas treatment device is 12m long, 2.6m wide and 2.6m high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201921091903.XU CN210302994U (en) | 2019-07-12 | 2019-07-12 | Portable modular treatment device of organic waste gas in restoration in place |
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| CN201921091903.XU CN210302994U (en) | 2019-07-12 | 2019-07-12 | Portable modular treatment device of organic waste gas in restoration in place |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227324A (en) * | 2019-07-12 | 2019-09-13 | 生态环境部南京环境科学研究所 | The mobile modularized processing unit of organic exhaust gas in site remediation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227324A (en) * | 2019-07-12 | 2019-09-13 | 生态环境部南京环境科学研究所 | The mobile modularized processing unit of organic exhaust gas in site remediation |
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