CN211411618U

CN211411618U - Biological case of microbiological treatment VOCs

Info

Publication number: CN211411618U
Application number: CN201921747502.5U
Authority: CN
Inventors: 刘佳; 倪彬峰; 王星星; 晏金
Original assignee: Guangzhou Sanen Environmental Protection Technology Co ltd
Current assignee: Guangzhou Sanen Environmental Protection Technology Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-09-04
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a biological case of microbiological treatment VOCs, including the spray column, there is the input of fan the top output of spray column through the pipe connection, there is the input of biological box the top output of fan through the pipe connection, the top of biological box is provided with a plurality of nutrient solution transport case, the inner chamber top of biological box is provided with the shower about along the direction, the equidistant a plurality of shower nozzle that is equipped with of direction about the bottom of shower is followed, the inner chamber packing of biological box has the filler, be provided with a plurality of baffle between the filler, there is the input of chimney right side bottom output of biological box through duct connections. This biological case of little biological treatment VOCs, effectual system energy-conservation is tight and prevent the channeling occurrence, and equipment obtains whole effective utilization, has ensured treatment effeciency.

Description

Biological case of microbiological treatment VOCs

Technical Field

The utility model relates to a biological case technical field specifically is a biological case of microbial treatment VOCs.

Background

Common biological methods for treating VOCs include biological washing, biological filtration and biological trickling filtration;

the biological washing method is to utilize a microorganism absorption liquid consisting of microorganisms, nutrients and water to treat waste gas, and the used method belongs to gas-liquid phase contact equipment and comprises a spray tower and gas-phase bubbling;

VOCs gas enters from the bottom of the tower through the biological trickling filtration method, is contacted with a biological membrane in the flowing process and is purified, and the purified gas is discharged from the top of the tower. Circulating spray liquid enters the filter bed from the upper part of the filler layer, flows through the surface of the biological membrane and then is precipitated at the bottom of the filter tower, N, P, pH regulator and the like are added into supernatant liquid for recycling, and precipitates are discharged out of the system;

the main problems with the above treatment devices are:

the main equipment adopts a negative pressure system, so that the problem of air leakage to a certain extent exists in practice;

secondly, negative pressure energy consumption is large, and the biological box body with large air quantity is large in volume, so that the channeling problem is easy to occur;

and thirdly, if the channeling problem occurs, the biological box body filler and microorganisms cannot be comprehensively utilized, and the treatment efficiency is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a biological case of microbiological treatment VOCs to solve the problem that provides among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a biological case of microbiological treatment VOCs, includes the spray column, there is the input of fan the top output of spray column through the pipe connection, there is the input of biological box the top output of fan through the pipe connection, the bottom of biological box is provided with a plurality of bracing piece, the top of biological box is provided with a plurality of nutrient solution transport case, the inner chamber top of biological box is provided with the shower nozzle along controlling the direction, the equidistant a plurality of shower nozzle that is equipped with of direction about the bottom of shower nozzle is followed, the inner chamber packing of biological box has the filler, be provided with a plurality of baffle between the filler, there is the input of chimney right side bottom output of biological box through duct connection, the lower extreme of conveyer pipe is provided with the circulation pond.

Preferably, the filler is positioned on a filter plate at the bottom end of the inner cavity of the biological box body, through holes are uniformly distributed on the filter plate, and the filter plate and the inner wall of the biological box body form a gas conveying cavity.

Preferably, the left end of the conveying pipe is communicated with the right side of the gas conveying cavity.

Preferably, the nutrient solution delivery boxes are five in number and are arranged at equal intervals in the left-right direction.

Preferably, a pipeline communicated with the biological box body is positioned at the top end of the filler.

Preferably, the baffle is arranged every 1500mm along the left-right direction, and the material of baffle is S304 stainless steel, and the thickness is 2 mm.

Compared with the prior art, the beneficial effects of the utility model are that: according to the biological box for treating VOCs by microorganisms, the fan is arranged at the upstream of the biological box body, so that positive pressure is formed in the biological box body; adopting a layout design of top-in bottom-out of the gas to be purified; a vertical baffle is designed in the box body to prevent channeling; the energy conservation of the system is guaranteed to be tight effectively, the channeling is prevented, the equipment is fully and effectively utilized, and the treatment efficiency is guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. spray column, 2, fan, 3, filler, 4, baffle, 5, biological box, 6, bracing piece, 7, circulating water pond, 8, conveyer pipe, 9, chimney, 10, shower, 11, shower nozzle, 12, nutrient solution delivery box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a biological box for treating VOCs by microorganisms comprises a spray tower 1, wherein the top end output end of the spray tower 1 is connected with the input end of a fan 2 through a pipeline, the top end output end of the fan 2 is connected with the input end of a biological box body 5 through a pipeline, the fan 2 is arranged at the upper stream of the biological box body 5, so that the interior of the biological box body 5 is positive pressure, a plurality of support rods 6 are arranged at the bottom end of the biological box body 5, the support rods 6 are arranged at equal intervals along the left-right direction, the biological box body 5 can be supported through the support rods 6, a plurality of nutrient solution conveying boxes 12 are arranged at the top end of the biological box body 5, the nutrient solution conveying devices can be connected through the nutrient solution conveying boxes 12 to provide nutrient solution, spray pipes 10 are arranged at the top end of the inner cavity of the biological box body 5 along the left-right direction, a plurality of spray nozzles 11, pack 3 and be prior art, be provided with a plurality of baffle 4 between packing 3, baffle 4 is for erectting, prevents the channeling from appearing, and biological box 5's right side bottom output is connected with the input of chimney 9 through conveyer pipe 8, and conveyer pipe 8's lower extreme is provided with circulating water pond 7.

As a preferable scheme, furthermore, the filler 3 is located on a filter plate at the bottom end of the inner cavity of the biological box body 5, through holes are uniformly distributed on the filter plate, and the filter plate and the inner wall of the biological box body 5 form a gas conveying cavity, so that gas filtered by the filler 3 can be promoted to downwards enter the gas conveying cavity, and the gas conveying is facilitated.

Preferably, the left end of the conveying pipe 8 is communicated with the right side of the gas conveying cavity, so that gas can be conveyed into the conveying pipe 8 without resistance.

Preferably, the nutrient solution feeding boxes 12 are five in number and are arranged at equal intervals in the left-right direction, and nutrient solution can be fed by connecting nutrient solution feeding devices to the nutrient solution feeding boxes 12.

Preferably, a pipeline communicated with the biological box 5 is positioned at the top end of the filling material 3, and the fan 2 is arranged at the upstream of the biological box 5, so that the interior of the biological box 5 is in positive pressure.

Preferably, the baffles 4 are arranged at intervals of 1500mm in the left-right direction, the baffles 4 are made of S304 stainless steel and have the thickness of 2mm, and the vertical baffles 4 are arranged in the biological box body to prevent channeling.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

Gaseous inner chamber of advancing spray column 1 of VOCs, carry the gaseous inner chamber of biological box 5 with VOCs through fan 2, because fan 2 sets up the upper reaches at biological box 5, make for the malleation in the biological box 5, make VOCs gaseous through packing 3 reentrant gaseous transport intracavity, it discharges away in chimney 9 to enter into through conveyer pipe 8, nutrient solution conveyor can be connected through nutrient solution transport case 12, the cooperation through shower 10 and shower nozzle 11 can be with even spraying of nutrient solution on packing 3, provide the nutrient for the microorganism on packing 3, moisture and the pH value that maintains the invariant.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation; also, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," "assembled," and the like are to be construed broadly and can include, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a biological case of microbiological treatment VOCs which characterized in that: comprises a spray tower (1), the top output end of the spray tower (1) is connected with the input end of a fan (2) through a pipeline, the top output end of the fan (2) is connected with the input end of a biological box body (5) through a pipeline, the bottom end of the biological box body (5) is provided with a plurality of support rods (6), the top end of the biological box body (5) is provided with a plurality of nutrient solution conveying boxes (12), the top end of the inner cavity of the biological box body (5) is provided with a spray pipe (10) along the left and right directions, the bottom end of the spray pipe (10) is provided with a plurality of spray heads (11) along the left and right directions at equal intervals, the inner cavity of the biological box body (5) is filled with fillers (3), a plurality of baffles (4) are arranged between the fillers (3), the right bottom end output end of the right side of the biological, and a circulating water pool (7) is arranged at the lower end of the conveying pipe (8).

2. A bio-tank for the microbial treatment of VOCs according to claim 1, wherein: the filler (3) is positioned on a filter plate at the bottom end of the inner cavity of the biological box body (5), through holes are uniformly distributed on the filter plate, and the filter plate and the inner wall of the biological box body (5) form a gas conveying cavity.

3. A bio-tank for the microbial treatment of VOCs according to claim 2, wherein: the left end of the conveying pipe (8) is communicated with the right side of the gas conveying cavity.

4. A bio-tank for the microbial treatment of VOCs according to claim 1, wherein: the number of the nutrient solution delivery boxes (12) is five, and the nutrient solution delivery boxes are arranged at equal intervals along the left-right direction.

5. A bio-tank for the microbial treatment of VOCs according to claim 1, wherein: and a pipeline communicated with the biological box body (5) is positioned at the top end of the filler (3).

6. A bio-tank for the microbial treatment of VOCs according to claim 1, wherein: baffle (4) set up one every 1500mm along left and right sides direction, and the material of baffle (4) is S304 stainless steel, and thickness is 2 mm.