CN202893168U - High-concentration organic waste gas treatment device - Google Patents

Abstract

This utility model relates to the field of organic waste gas treatment technology, and particularly to a high-concentration organic waste gas treatment device. It includes a gas collection hood, pipelines, a spray tower, an ozone reaction tank, an ozone generator, and a photocatalytic reactor. The spray tower is connected to the gas collection hood via pipelines, and the ozone reaction tank is also connected via pipelines. The ozone generator is connected to the ozone reaction tank via pipelines, and the ozone reaction tank is connected to the photocatalytic reactor via pipelines. The photocatalytic reactor is connected to the pipelines. Using this utility model, through three-stage purification via the spray tower, ozone reaction tank, and photocatalytic reactor, high-concentration organic waste gas can be rapidly and rapidly oxidized and decomposed to meet environmental emission standards. Furthermore, this device has low operating costs, reliable performance, easy management, and high treatment efficiency. This utility model has the advantages of simple structure, reasonable setup, and low manufacturing cost.

Description

A high-concentration organic waste gas treatment device

technical field

The utility model relates to the technical field of organic waste gas treatment, in particular to a high-concentration organic waste gas treatment device.

Background technique

With the acceleration of my country's urbanization process and the high degree of industrialization, the ensuing environmental pollution problems such as industrial waste gas emissions have also become increasingly prominent. In order to protect the ecological environment and improve the living environment, centralized treatment of waste gas has become a hot research topic in the industry.

At present, organic waste gas treatment technologies include combustion method, adsorption method, biological treatment method and so on. Both the combustion method and the adsorption method have secondary pollution, and the operation and maintenance costs are quite high, especially for the high-concentration organic waste gas treatment method, the treatment cost is quite high, so that it cannot be widely promoted; in addition, the combustion method still has certain potential safety hazards and have high requirements for the environment on site. Biological treatment has become the main treatment method in recent years because of its low operating cost and easy management. However, for high-concentration organic waste gas, microorganisms are easily damaged by high-concentration organic waste gas, resulting in poor biological treatment effect; In addition, the initial investment of biological treatment is relatively large, which is difficult to promote in some small and medium-sized enterprises.

Therefore, it is necessary to carry out further technological innovation on the existing high-concentration organic waste gas treatment devices.

Utility model content

The purpose of the utility model is to provide a high-concentration organic waste gas treatment device with simple structure, reasonable design and convenient use for the defects and deficiencies of the prior art.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a high-concentration organic waste gas treatment device described in the utility model, including a gas collecting hood, a pipeline, a spray tower, an ozone reaction tank, an ozone generator and a photocatalyst reaction device, the air inlet one of the spray tower is connected with the gas collecting hood through the pipeline, the air outlet one of the spray tower is connected with the air inlet two of the ozone reaction tank through the pipeline, the ozone generator The gas outlet three is connected with the air inlet two of the ozone reaction tank through the pipeline, the gas outlet two of the ozone reaction tank is connected with the air inlet four of the photocatalyst reactor through the pipeline, and the gas outlet four of the photocatalyst reactor is connected with the air inlet four of the photocatalyst reactor The pipes are connected.

Further, several layers of spray devices are uniformly arranged in the inner cavity of the spray tower along the axial direction.

Further, the inner cavity of the photocatalyst reactor is uniformly provided with several layers of honeycomb filter plates along the horizontal direction, the filter plates are provided with a photocatalyst medium layer, and several ultraviolet lamps are evenly arranged vertically between every two filter plates.

Further, the number of the spraying devices is three layers.

Further, the number of the filter plates is four, and the number of the ultraviolet lamps is three.

After adopting the above structure, the beneficial effects of the utility model are: a high-concentration organic waste gas treatment device described in the utility model, including a gas collecting hood, a pipeline, a spray tower, an ozone reaction tank, an ozone generator and a photocatalyst reactor, The air inlet one of the spray tower is connected with the gas collecting hood through the pipeline, the air outlet one of the spray tower is connected with the air inlet two of the ozone reaction tank through the pipeline, and the gas outlet of the ozone generator Three are connected to the air inlet two of the ozone reaction tank through the pipeline, the gas outlet two of the ozone reaction tank is connected to the air inlet four of the photocatalyst reactor through the pipeline, and the gas outlet four of the photocatalyst reactor is connected to the pipeline connect. When the utility model is used, after the three-stage purification of the spray tower, the ozone reaction tank, and the photocatalyst reactor, the high-concentration organic waste gas can be quickly oxidized and decomposed in stages, so that it can meet the environmental protection discharge standard; in addition , the device has low operating cost, reliable performance, easy management and high treatment effect. The utility model has the advantages of simple structure, reasonable setting, low manufacturing cost and the like.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Explanation of reference signs: 1. Gas collection hood; 2. Spray tower; 21. Air inlet one; 22. Air outlet one; 23. Spray device; 3. Ozone reaction tank; 31. Air inlet two; 32 2, gas outlet two; 4, ozone generator; 41, gas outlet three; 5, photocatalyst reactor; 51, air inlet four; 52, gas outlet four; 53, filter plate; 54, ultraviolet lamp; 6, pipeline.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Figure 1, a high-concentration organic waste gas treatment device described in the utility model includes a gas collecting hood 1, a pipeline 6, a spray tower 2, an ozone reaction tank 3, an ozone generator 4 and a photocatalyst reactor 5, The air inlet one 21 of described spray tower 2 is connected with gas collecting hood 1 by pipeline 6, and the air outlet one 22 of described spray tower 2 is connected with the air inlet two 31 of ozone reaction tank 3 by pipeline 6 , the gas outlet three 41 of the ozone generator 4 is connected with the gas inlet two 31 of the ozone reaction tank 3 through the pipeline 6, and the gas outlet two 32 of the ozone reaction tank 3 is connected with the inlet of the photocatalyst reactor 5 through the pipeline 6 The gas outlet 4 51 is connected, and the gas outlet 52 of the photocatalyst reactor 5 is connected with the pipeline 6 . The above constitutes the main body of the present invention, and the above-mentioned equipment and components can be purchased in the market or various required equipment can be designed according to the working conditions of the exhaust gas.

As a preferred mode of the present utility model, the inner cavity of the spray tower 2 is uniformly provided with several layers of spray devices 23 along the axial direction. The spray device 23 is mainly composed of several water pipes, and several nozzles are arranged at the lower end of the water pipes. . The lower end of the inner cavity of the spray tower 2 is a circulating water pool. The water in the circulating pool is pumped into the water pipes of the spraying devices 23 at all levels through the water pump, and then sprayed out through the nozzles. The spray water cleans the waste gas and returns to the circulating pool freely. , so reciprocating to achieve dust removal.

As a preferred mode of the present utility model, the inner cavity of the photocatalyst reactor 5 is uniformly provided with several layers of honeycomb filter plates 53 along the horizontal direction, and the filter plates 53 are provided with a photocatalyst medium layer, between every two filter plates 53 Several ultraviolet lamps 54 are evenly arranged vertically.

As a preferred mode of the present invention, the number of the spraying devices 23 is three layers.

As a preferred mode of the present invention, the number of the filter plates 53 is four, and the number of the ultraviolet lamps 54 is three.

The working principle of the present utility model is specifically as follows.

In the first step, the high-concentration organic waste gas is collected through several gas collecting hoods 1 and transported to the spray tower 2 through the pipeline 6 .

In the second step, the high-concentration organic waste gas is filtered through the multi-stage spraying device 23 of the spray tower 2 to remove the solid particles in the high-concentration organic waste gas, and the gas after primary purification is transported to the ozone through the pipeline 6 Reactor 3.

In the third step, the ozone generator 4 produces an appropriate amount of ozone, and the ozone is transported to the ozone reaction tank 3 through the pipeline 6, and the ozone and the high-concentration organic waste gas are mixed through the ozone reaction tank 3, and are quickly decomposed by the strong oxidizing property of the ozone Substances that produce odor and other odors are oxidized and decomposed by ozone to generate non-toxic and odorless small molecular substances; the gas after secondary purification (which still contains low-concentration organic waste gas at this time) is transported to the photocatalyst reaction through pipeline 6 device 5.

In the 4th step, in the photocatalyst reactor 5, the photocatalyst medium layer on the filter plate 53 can produce a large amount of high-energy ionic agent active groups under the irradiation of the ultraviolet lamp 54; these active free radicals and the gas after the secondary purification (At this time, it still contains low-concentration organic waste gas) undergoes a chemical reaction and is decomposed into harmless substances. The gas after three-stage purification has met the national environmental protection emission standards, and is discharged to high altitude through pipeline 6.

When the utility model is used to treat high-concentration organic waste gas, not only can the organic waste gas be oxidized and decomposed quickly, so that it can meet the emission standards of environmental protection; moreover, the device has low operating cost, reliable performance, easy management and excellent treatment effect. High, no secondary pollution. In addition, the structure is simple, the design is reasonable, and the manufacturing cost is low.

The above is only a preferred embodiment of the utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the utility model patent application scope are all included in the utility model patent application scope .

Claims (5)

1. A high-concentration organic waste gas treatment device, including a gas collecting hood (1) and a pipeline (6), characterized in that it also includes a spray tower (2), an ozone reaction tank (3), an ozone generator (4 ) and the photocatalyst reactor (5), the air inlet one (21) of the spray tower (2) is connected with the gas collecting hood (1) through the pipeline (6), and the outlet of the spray tower (2) Gas port one (22) is connected to the gas inlet two (31) of the ozone reaction tank (3) through the pipeline (6), and the gas outlet three (41) of the ozone generator (4) is connected to the ozone gas outlet through the pipeline (6) The air inlet two (31) of the reaction tank (3) is connected, the air outlet two (32) of the ozone reaction tank (3) is connected with the air inlet four (51) of the photocatalyst reactor (5) through the pipeline (6) ), and the gas outlet four (52) of the photocatalyst reactor (5) is connected with the pipeline (6). 2. The high-concentration organic waste gas treatment device according to claim 1, characterized in that: the inner cavity of the spray tower (2) is uniformly provided with several layers of spray devices (23) along the axial direction. 3. The high-concentration organic waste gas treatment device according to claim 1, characterized in that: the inner cavity of the photocatalyst reactor (5) is uniformly provided with several layers of honeycomb filter plates (53) along the horizontal direction, and the filter plates ( 53) is provided with a photocatalyst medium layer, and several ultraviolet lamps (54) are evenly arranged vertically between every two filter plates (53). 4. The high-concentration organic waste gas treatment device according to claim 2, characterized in that: the number of the spraying devices (23) is three layers. 5. The high-concentration organic waste gas treatment device according to claim 3, characterized in that: the number of the filter plates (53) is four, and the number of the ultraviolet lamps (54) is three.

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