CN201073591Y - Novel fetor discharge gas biological purification device - Google Patents

Abstract

The utility model relates to a new type mephitical exhaust gas biological purification plant, comprising a housing, which is divided into two or more layer spaces by ventilated baffles. The lowest layer space is used for the microorganism nutrient solution; the layer spaces above the microorganism nutrient solution layer space are used for the bio-media; a mephitical exhaust gas inlet pipe is arranged in the solution on the microorganism nutrient solution layer space; a liquid spraying device is arranged in the upper section of the highest bio-media layer space; and an air vent is arranged in the top part of the housing. The utility model has the advantages of simple structure, convenient use, obvious deodorization effect, and suitability in the places generating mephitical gas, such as garbage transferring plant, composting plant, garbage disposal plant, sewage plant, sewage pump station, food factory, feed mill, pharmaceutical factory and toilet.

Description

A new type of odorous waste gas biological purification device

technical field

The utility model relates to a biological purification device, in particular to a novel malodorous waste gas biological purification device.

Background technique

Urban sewage treatment plants, residential sewage treatment stations and garbage transfer stations will produce a large amount of odor pollution during operation, and the main chemical components contained are ammonia, hydrogen sulfide, mercaptan, sulfide, organic sulfide and odor wait. As one of the eight major environmental hazards, stench not only pollutes the ecological environment, but also directly affects people's quality of life, and even endangers human health, causing depression, unhappiness, low mood and annoying noise, which has become more and more popular among people. focus on. The traditional odor treatment methods mainly include absorption method, adsorption method, adsorption-catalytic combustion method, oxidation method, etc. Although the above-mentioned treatment methods have alleviated the odor pollution to a certain extent, they all have certain shortcomings, such as burning and easy fire , Explosion, need to replace the fan, affect the production process and other serious practical problems, especially for the treatment of low-concentration, large-volume organic waste gas and odor, it is difficult to achieve the ideal purification effect, so the above methods have not been widely promoted for a long time application.

Utility model content

The purpose of the utility model is to provide a novel malodorous waste gas biological purification device to effectively treat organic waste gas and stench.

In order to achieve the above purpose, the technical solution of the utility model is to adopt a new type of malodorous exhaust gas biological purification device, including a box body, which is divided into two or more spaces by a breathable partition from top to bottom, and the bottom layer It is a microbial nutrient solution layer, and the space above the microbial nutrient solution layer is a biological filler layer. A malodorous exhaust gas intake pipe is arranged in the washing solution of the microbial nutrient layer, and a spray liquid is arranged in the upper space of the uppermost biological filler layer. The device has an exhaust port on the top of the box.

A catheter is arranged in the microbial nutrient solution layer, and the catheter communicates with the liquid spraying device arranged in the uppermost biological filler layer through a water pump.

The liquid spraying device is composed of a horizontal conduit and uniformly distributed nozzles on the conduit.

The malodorous waste gas intake pipe is a trachea arranged horizontally in the solution at the bottom of the microbial nutrient solution layer, and the pipe wall is uniformly provided with air distribution holes.

The malodorous exhaust gas inlet pipe is communicated with an air pump or fan.

The biological filler layer is provided with a temperature sensor and a humidity sensor, the temperature sensor and the humidity sensor are respectively connected to an automatic control device through a corresponding transmission line, and the output of the automatic control device is connected to a water pump and an air pump respectively, and the automatic control device is provided with Temperature display panel and humidity display panel.

An observation window is arranged on the outer wall of the microbial washing solution layer.

Both the microbial lotion layer and the biological filler layer are provided with lighting devices.

A heating device is arranged on the malodorous exhaust gas intake pipe.

The device of the utility model uses microorganisms and biological filtration to process and degrade waste gas. The device includes a microbial nutrient solution layer and a biological filler layer. Ammonia, hydrogen sulfide, mercaptan, sulfide, etc. with strong pungent odors in the waste gas are volatilized. Volatile organic substances (VOC) and other pollutants are absorbed, adsorbed and biodegraded by the microbial nutrient solution layer and the biological filler layer, and finally become non-toxic and tasteless carbon dioxide (CO ₂ ) and water, so as to achieve the purpose of purification. The device of the utility model will not produce secondary pollution during the treatment process; less energy consumption, low operating costs; fast purification reaction speed, large processing gas volume; small equipment volume, low investment; fully automatic control, unattended; It can effectively treat different pollutants and different concentrations of waste gas, and has large operating flexibility; it can handle large volumes and low concentrations of malodorous gases; biological fillers can be used for a long time without replacement; it can simultaneously treat waste gas containing multiple components. The device of the utility model is simple in structure, easy to use, and has obvious deodorizing effect, and is suitable for garbage transfer stations, composting plants, garbage treatment plants (fields), sewage treatment plants, sewage pumping stations, food factories, feed factories, pharmaceutical factories and Places where foul-smelling exhaust gas is generated.

Description of drawings

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

Fig. 2 is an external view of the box body part in Fig. 1 .

Detailed ways

As shown in Figure 1 and Figure 2, the new malodorous waste gas biological purification device of the present utility model includes a box body 1, which is divided into four layers of space by a breathable partition 2 from top to bottom, and the bottom layer is a microbial nutrient solution layer 3 The three-layer space above the microbial nutrient solution layer 3 is a biological filler layer 4, a malodorous waste gas intake pipe 5 is arranged in the solution of the microbial nutrient solution layer 3, and a liquid spray device is arranged in the upper space of the uppermost biological filler layer 4 , the top of the box body 1 is provided with an exhaust port 6, and the microbial nutrient solution layer 3 is provided with a catheter 7, and the catheter 7 communicates with the liquid spray device arranged in the uppermost biological packing layer 4 through a water pump 8. The implemented liquid spraying device is composed of a horizontal conduit 9 and uniformly distributed nozzles 10 on the conduit 9. The liquid conduit 7 introduces the nutrient solution in the microbial lotion layer 3 into the spraying device through the water pump 8, and sprays it to the biological filler through the spraying device. In the layer, nutrients are provided for the microorganisms, and the solution in the microbial nutrient solution layer 3 can be recycled; the malodorous exhaust gas inlet pipe 5 is a trachea horizontally arranged in the solution at the bottom of the microbial nutrient solution layer 3, and the pipe wall is uniformly provided with air distribution holes 11 , The malodorous exhaust gas intake pipe 5 communicates with an air pump 12 . The biological filler layer 4 is provided with a temperature sensor 13 and a humidity sensor 14, the temperature sensor 13 and the humidity sensor 14 are respectively connected to an automatic control device 15 through corresponding transmission lines, and the output of the automatic control device 15 is respectively connected to the water pump 8 and the air pump 12 through the transmission line. Connected, the automatic control device 15 is provided with a temperature display panel 16 and a humidity display panel 17 . An observation window 18 is provided on the outer wall of the microbial nutrient solution layer 3 to observe the situation of the solution, an illuminating device is arranged in the microbial nutrient solution layer 3 and the biological filler layer 4, and a liquid outlet is provided at the bottom of the box body 20. When the nutrient solution in the microbial nutrient solution layer 3 needs to be replaced, the waste liquid is discharged from the liquid discharge port 20.

A heating device 19 can be arranged on the malodorous exhaust gas inlet pipe 5, and in the case of relatively low temperature, microorganisms can be guaranteed to take effect.

When the device of the utility model is processing: after the malodorous waste gas is collected by the waste gas collection cover, it is sent to the microbial nutrient solution layer 3 provided at the bottom of the box by an air pump or fan, and then passes through the biological packing layer 4, and a large amount of waste gas is attached to the packing. When the malodorous exhaust gas passes through the biological packing layer, the microorganisms on the filler can degrade the pollutants in the malodorous exhaust gas into non-toxic, harmless and non-irritating gases, such as CO ₂ and water, and the purified gas is passed through The exhaust port 6 on the upper part of the box is discharged, and the biofilm can continuously reproduce, metabolize and regenerate itself without manual replacement.

Finally, it should be noted that the above embodiments are only used to illustrate and not limit the technical solutions of the present utility model. Although the present utility model has been described in detail with reference to the above-mentioned embodiments, those of ordinary skill in the art should understand that: the present utility model can still be Any modification or partial replacement without departing from the spirit and scope of the present utility model shall be covered by the claims of the present utility model.

Claims (9)

1. novel stink exhaust gas biological purifying device, it is characterized in that: comprise casing, casing is separated into two-layer or two-layer above space by ventilative dividing plate from top to bottom, the bottom is the microbial nutrition liquid layer, each sheaf space above the microbial nutrition liquid layer is biological packing layer, be provided with the foul waste gas air inlet pipe in the solution of microbial nutrition liquid layer, be provided with liquid-jet device in the upper space of the biologic packing material layer of the superiors, the casing top is provided with exhaust outlet.

2. novel stink exhaust gas biological purifying device according to claim 1 is characterized in that: be provided with catheter in the microbial nutrition liquid layer, catheter is communicated with liquid-jet device in the biologic packing material layer that is arranged on the superiors by water pump.

3. novel stink exhaust gas biological purifying device according to claim 2 is characterized in that: described liquid-jet device is made of equally distributed shower nozzle on horizontal duct and the conduit.

4. novel stink exhaust gas biological purifying device according to claim 3 is characterized in that: described foul waste gas air inlet pipe is arranged horizontally the tracheae in microbial nutrition liquid layer bottom solution, evenly is provided with qi-emitting hole on its tube wall.

5. novel stink exhaust gas biological purifying device according to claim 4 is characterized in that: described foul waste gas air inlet pipe is communicated with an air pump or blower fan.

6. novel stink exhaust gas biological purifying device according to claim 5, it is characterized in that: be provided with temperature sensor and humidity sensor in the described biologic packing material layer, temperature sensor links to each other with an automaton by corresponding transmission line respectively with humidity sensor, the output of automaton is connected with air pump with water pump respectively, and automaton is provided with temperature display panel and humidity display dish.

7. novel stink exhaust gas biological purifying device according to claim 6 is characterized in that: microbial nutrition liquid layer outer wall is provided with observation window.

8. novel stink exhaust gas biological purifying device according to claim 7 is characterized in that: be provided with lighting device in described microbial nutrition liquid layer and the biologic packing material layer.

9. according to arbitrary described novel stink exhaust gas biological purifying device among the claim 1-8, it is characterized in that: the foul waste gas air inlet pipe is provided with a heater.

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