CN216630329U

CN216630329U - Industrial waste gas deodorization biological filter structure

Info

Publication number: CN216630329U
Application number: CN202123330765.6U
Authority: CN
Inventors: 李洋; 张兆勇; 单志全; 殷志华
Original assignee: Jiangsu Nuoyituo Extension Environmental Protection Engineering Co ltd
Current assignee: Jiangsu Nuoyituo Extension Environmental Protection Engineering Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-05-31
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses an industrial waste gas deodorization biological filter tank structure which comprises a filter tank, a main access hole and a side access hole, wherein the main access hole and the side access hole are respectively arranged on the front side and the left side of the upper end of the filter tank, a packed bed assembly is arranged in the filter tank and comprises a main spray pipe, a main spray head, composite packing, a biological deodorization section, multi-surface hollow ball packing and a prewashing section, and the composite packing is stored above the interior of the biological deodorization section. This industrial waste gas deodorization biological filter structure, through the prewashing section, the gas distribution pipeline, the air inlet, the pipeline of giving vent to anger, the cooperation between main spray shower pipe and the combined packing, the air current enters into the biological deodorization section respectively along the gas distribution pipeline that the outside was arranged by the gas outlet of both sides around the prewashing section, reach the purpose of purifying waste gas, each branch pipe way of giving vent to anger gathers at last for the pipeline of giving vent to anger, the filtration arrangement of having avoided prior art is complicated, get rid of inefficiency, need the problem that the special messenger safeguards and investment cost is high.

Description

Industrial waste gas deodorization biological filter structure

Technical Field

The utility model relates to the technical field of waste gas deodorization, in particular to an industrial waste gas deodorization biological filter tank structure.

Background

In municipal and industrial sewage treatment, sewage, sludge treatment and solid waste disposal facilities are important sources of malodorous gases, biological filter deodorization is a common effective air pollution control method, which utilizes microorganisms to degrade or convert volatile organic compounds in air and malodorous substances such as hydrogen sulfide, ammonia and the like, has the advantages of stable operation, low operation cost, moderate investment and easy management, is widely applied to waste gas treatment of sewage treatment plants, petrochemical plants, composting plants and the like, and has the form of a biological deodorization tower, wherein the lower layer is a gas distribution space (low-resistance gas distribution), the middle layer is a deodorization filler layer, the upper layer is a gas collection space and a water sprinkling space, and the odor passes through the biological deodorization filter, wherein odor components are captured by fillers and decomposed by microorganisms growing on the fillers as food to finally become stable inorganic substances such as carbon dioxide, water, sulfuric acid, nitric acid and other substances except carbon dioxide are discharged in a liquid phase, along with the progress of water dispersion, the water is discharged out of the deodorization system, and the purified gas passes through an odor leading-out system for discharging the treated odor from the upper part of the box body and is led to the ground.

Although the prior art can realize deodorization treatment through biology in the use process, the problems of short circuit or dead angle of air flow and the like easily occur in the operation process of the current large air volume filter structure, so that the problems of complex arrangement, low removal efficiency, need of special maintenance and high investment cost exist, and meanwhile, the problem of poor cleaning effect of a prewashing section on malodorous gas in use still exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an industrial waste gas deodorization biological filter tank structure to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a biological filter structure for deodorizing industrial waste gas comprises a filter, a main access hole and a side access hole, wherein the main access hole and the side access hole are respectively arranged on the front side and the left side of the upper end of the filter, and a packed bed assembly is arranged in the filter;

the packed bed component comprises a main spray pipe, a main spray head, a composite filler, a biological deodorization section, a multi-surface hollow ball filler and a prewashing section;

it is a plurality of the inner wall top in the filtering pond is installed to main shower, a plurality of main shower nozzles are installed to the outer wall below equidistance of main shower, two parts do not are formed with biological deodorization section and prewashing section about the inside of filtering pond, the multiaspect clean shot is deposited to the inside top of prewashing section and is packed, the composite packing is deposited to the inside top of biological deodorization section.

Preferably, the right side of the inner wall of the filter tank is fixedly connected with a baffle, and a protective layer is processed inside the inner wall of the filter tank.

Preferably, the outer wall of the filter tank is provided with a pipeline assembly;

the pipeline assembly comprises an air distribution pipeline, an air outlet and an air inlet;

it is a plurality of the air inlet is processed both sides around the right-hand member below in the filtering pond, the air inlet is linked together with the lower part of prewashing the section, and is a plurality of gas distribution pipeline rigid coupling is both sides around the outer wall of filtering pond respectively, gas distribution pipeline's right-hand member is linked together with the upper portion of prewashing the section in advance, gas distribution pipeline's left side is linked together with the lower part of biological deodorization section, and is a plurality of gas outlet pipe line stationary phase links to each other on the upper portion of filtering pond, gas outlet pipe's both sides are linked together with the upper portion and the air outlet of biological deodorization section respectively.

Preferably, a slag discharge port is machined below the rear side of the left end of the filter tank, and an instrument port and an observation port are respectively machined on the right side and the rear side of the upper end of the filter tank.

Preferably, an auxiliary assembly is arranged above the inside of the prewashing section;

the auxiliary assembly comprises a flange, a secondary spray pipe, a vertical pipe, a secondary spray head and a transverse pipe;

the secondary spray pipe is located at the inner side of the right end of the gas distribution pipeline, the left side and the right side of the outer wall of the secondary spray pipe are communicated with a vertical pipe through a transverse pipe, the upper portion of the vertical pipe is communicated with the main spray pipe through a flange, and a plurality of secondary spray heads are installed on the inner wall of the secondary spray pipe.

Compared with the prior art, the utility model has the beneficial effects that: this industrial waste gas deodorization biological filter structure:

through the matching between the prewashing section, the air distribution pipeline, the air inlet, the air outlet pipeline, the main spraying pipe and the composite filler, air flow respectively enters the biological deodorization section from air outlets on the front side and the rear side of the prewashing section along the air distribution pipeline arranged outside, so that the growth and the propagation of microorganisms are facilitated, the main spraying pipe is arranged on the upper layer of the biological filler, spraying water is recycled to maintain a humidity environment for the growth of the microorganisms, the air flow is contacted with the microorganisms coated in the filler when passing through a biological bed layer, and organic matters in waste gas can provide production and propagation nutrients for the microorganisms, so that pollution components in the waste gas are decomposed to achieve the aim of purifying the waste gas, and the branch pipelines for air outlet are finally gathered on the air outlet pipeline, so that the problems of complex arrangement of a filtering structure, low removal efficiency, need of special maintenance and high investment cost in the prior art are solved;

through the filtering pond, inferior shower, main spraying drenches the pipe, the flange, the cooperation between gas distribution pipeline and the time shower nozzle, when using, simultaneously when using, the user can pass through flange mounting in main shower department with inferior shower as required, consequently when using, the gaseous annular time shower nozzle that all can pass through inferior shower pipe inner wall from prewashing section flow direction gas distribution pipeline department forms the water curtain, the cleaning performance of prewashing section has been strengthened greatly, the relatively poor problem of cleaning performance of prewashing section to foul gas when using has been avoided.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a front cross-sectional view of the present invention;

fig. 4 is an enlarged schematic view of the structure at I in fig. 3.

In the figure: 1. the filtering pond, 2, the pipe assembly, 201, the gas distribution pipeline, 202, the pipeline of giving vent to anger, 203, the air outlet, 204, the air inlet, 3, filler bed subassembly, 301, main shower pipe, 302, main shower nozzle, 303, compound filler, 304, biological deodorization section, 305, multiaspect clean ball filler, 306, the prewashing section, 4, auxiliary assembly, 401, the flange, 402, time shower pipe, 403, the standpipe, 404, time shower nozzle, 405, violently manage, 5, main access hole, 6, side access hole, 7, the row's cinder notch, 8, the baffle, 9, the instrument mouth, 10, the heat preservation, 11, the viewing aperture.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an industrial waste gas deodorization biological filter structure comprises a filter 1, a main access hole 5 and a side access hole 6, wherein the main access hole 5 and the side access hole 6 are respectively installed on the front side and the left side of the upper end of the filter 1, a heat insulation layer is adopted outside the filter 1 for heat insulation, the temperature in the filter is kept constant, the temperature of a microorganism production environment is ensured, a packed bed assembly 3 is arranged inside the filter 1, the packed bed assembly 3 comprises a main spray pipe 301, a main spray head 302, a composite packing 303, a biological deodorization section 304, a polyhedral hollow ball packing 305 and a prewashing section 306, a plurality of main spray pipes 301 are installed above the inner wall of the filter 1, a plurality of main spray heads 302 are installed below the outer wall of the main spray pipes 301 at equal intervals, a biological deodorization section 304 and a prewashing section 306 are respectively formed on the left part and the right part inside the filter 1, the polyhedral hollow ball packing 305 is stored above the prewashing section 306, the biological deodorization section 304 is provided with a biological packing bed, the thickness of the packed bed is 1.2-2 m, the packing material adopts composite packing and can be divided into volcanic rock, bamboo charcoal, polyurethane composite balls or volcanic rock, ceramsite, biomass and other large-specific-surface-area structured packing, the growth and the propagation of microorganisms are facilitated, the composite packing 303 is stored above the inner part of the biological deodorization section 304, the baffle 8 is fixedly connected to the right side of the inner wall of the filter 1, and the protective layer 10 is processed inside the inner wall of the filter 1.

The outer wall of the filter 1 is provided with a pipeline component 2, the pipeline component 2 comprises an air distribution pipeline 201 and an air outlet pipeline 202, air outlet 203 and air inlet 204, a plurality of air inlets 204 are processed on the front and rear sides of the right end below of the filter 1, air inlet 204 is communicated with the lower part of prewashing section 306, a plurality of air distribution pipelines 201 are respectively and fixedly connected on the front and rear sides of the outer wall of the filter 1, the right end of air distribution pipeline 201 is communicated with the upper part of prewashing section 306, the left side of air distribution pipeline 201 is communicated with the lower part of biological deodorization section 304, a plurality of air outlet pipelines 202 are fixedly connected on the upper part of the filter 1, the two sides of air outlet pipeline 202 are respectively communicated with the upper part of biological deodorization section 304 and air outlet 203, slag discharge opening 7 is processed on the lower part of the left end rear side of the filter 1, instrument opening 9 and observation opening 11 are respectively processed on the right side and the rear side of the upper end of the filter 1, and main inspection opening 5 and observation opening 11 are convenient for observing the growth condition of microorganism.

The inside top of prewashing section 306 is provided with auxiliary assembly 4, and auxiliary assembly 4 includes flange 401, inferior shower 402, standpipe 403, time shower nozzle 404 and violently manages 405, and inferior shower 402 is located the terminal inboard of right side of gas distribution pipe 201, and the outer wall left and right sides of inferior shower 402 all is linked together through violently managing 405 and standpipe 403, and flange 401 is passed through to the top of standpipe 403 and main shower pipe 301 is linked together, and a plurality of time shower nozzles 404 are installed to the inner wall of inferior shower 402.

When the industrial waste gas deodorization biological filter structure is needed to be used, firstly, a user can firstly connect the air outlet pipeline 202 and the air inlet 204 of the device with an external pipeline, malodorous gas firstly enters from the air inlet 204, the air inlet 204 adopts 2-3 air inlet arrangements, air is inlet at one side of the prewashing section 306, air flow enters the prewashing section 306 from the bottom air inlet 204 and enters the upper layer structure of the prewashing section 306 through the multi-surface hollow ball packing 305 of the prewashing section 306, the packing of the prewashing section 306 is provided with a main spray pipe 304, spray washing is carried out by utilizing pump circulation, the air flow respectively enters the biological deodorization section 304 from the air outlets at the front side and the rear side of the prewashing section 306 along the air distribution pipeline 201 arranged outside, the bottom of a biological bed layer is provided with a plurality of air inlets which are distributed at the two sides of the filter to facilitate uniform air inlet distribution, the air flow enters the biological deodorization section 304 from the air inlets, the biological deodorization section 304 is provided with a biological packing bed, the thickness of the packed bed is 1.2-2 m, the packing material adopts composite packing 303 which can be divided into volcanic rock, bamboo charcoal, polyurethane composite balls or volcanic rock, ceramsite, biomass and other large specific surface area structured packing, the growth and the propagation of microorganisms are facilitated, a main spray pipe 301 is arranged on the upper layer of the biological packing, spray water is recycled to maintain a humidity environment for the growth of the microorganisms, a heat preservation layer is adopted outside the filter tank 1 to preserve heat, the temperature in the filter tank is kept constant, the temperature of the production environment of the microorganisms is ensured, air flow is contacted with the microorganisms which are hung in the packing when passing through a biological bed layer, organic matters in waste gas can provide production and propagation nutrients for the microorganisms, so that pollution components in the waste gas are decomposed, the purpose of purifying the waste gas is achieved, the biological filter tank is provided with a main overhaul port 5 and an observation port 11 to facilitate the observation of the growth condition of the microorganisms, an air outlet is arranged on the upper part of the biological filter tank, air outlet 203 can set up 1-3 rows, be favorable to the even air-out of air current, each branch pipeline of giving vent to anger gathers last for on the pipeline 202 of giving vent to anger, the filtering structure of having avoided prior art arranges complicacy, get rid of inefficiency, need the problem that the special messenger maintained and investment cost is high, simultaneously when using, the user can install secondary shower 402 in main shower 301 department through flange 401 as required, consequently when using, the gas that flows to gas distribution pipeline 201 department from prewashing section 306 all can form the water curtain through the annular time shower nozzle 404 of secondary shower 402 inner wall, the cleaning performance of prewashing section 306 has been strengthened greatly, the relatively poor problem of cleaning performance of prewashing section 306 to foul gas when having avoided using.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an industrial waste gas deodorization biological filter structure, includes filtering pond (1), main access hole (5) and side access hole (6), its characterized in that are installed respectively in the upper end front side and the left side of filtering pond (1): a filler bed assembly (3) is arranged in the filter tank (1);

the filler bed assembly (3) comprises a main spray pipe (301), a main spray head (302), a composite filler (303), a biological deodorization section (304), a multi-face hollow ball filler (305) and a prewashing section (306);

a plurality of the inner wall top in filtering pond (1) is installed in main shower (301), a plurality of main shower nozzles (302) are installed to the outer wall below equidistance of main shower (301), two parts are formed with biological deodorization section (304) and prewash section (306) respectively about the inside of filtering pond (1), multiaspect clean ball filler (305) have been deposited to the inside top of prewashing section (306), composite filler (303) have been deposited to the inside top of biological deodorization section (304).

2. A biological filter structure for industrial waste gas deodorization according to claim 1, wherein: the right side of the inner wall of the filter tank (1) is fixedly connected with a baffle (8), and a protective layer (10) is processed inside the inner wall of the filter tank (1).

3. A biological filter structure for industrial waste gas deodorization according to claim 1, wherein: the outer wall of the filter tank (1) is provided with a pipeline assembly (2);

the pipeline assembly (2) comprises an air distribution pipeline (201), an air outlet pipeline (202), an air outlet (203) and an air inlet (204);

a plurality of air inlet (204) processing is both sides around the right-hand member below in filtering pond (1), air inlet (204) are linked together with the lower part of prewashing section (306), and are a plurality of gas distribution pipeline (201) rigid coupling is both sides around the outer wall of filtering pond (1) respectively, the right-hand member of gas distribution pipeline (201) is linked together with the upper portion of prewashing section (306), the left side of gas distribution pipeline (201) is linked together with the lower part of biological deodorization section (304), and is a plurality of gas outlet pipeline (202) stationary phase links to each other on the upper portion of filtering pond (1), the both sides of gas outlet pipeline (202) are linked together with upper portion and air outlet (203) of biological deodorization section (304) respectively.

4. A biological filter structure for industrial waste gas deodorization according to claim 1, wherein: slag discharge opening (7) are processed below the rear side of the left end of the filter tank (1), and instrument opening (9) and observation opening (11) are respectively processed on the right side of the upper end and the rear side of the filter tank (1).

5. A biological filter structure for industrial waste gas deodorization according to claim 1, wherein: an auxiliary component (4) is arranged above the inside of the prewashing section (306);

the auxiliary assembly (4) comprises a flange (401), a secondary spray pipe (402), a vertical pipe (403), a secondary spray head (404) and a transverse pipe (405);

the secondary spray pipe (402) is located on the inner side of the right end of the gas distribution pipeline (201), the left side and the right side of the outer wall of the secondary spray pipe (402) are communicated with a vertical pipe (403) through a transverse pipe (405), the upper portion of the vertical pipe (403) is communicated with the main spray pipe (301) through a flange (401), and a plurality of secondary spray nozzles (404) are installed on the inner wall of the secondary spray pipe (402).