CN113318581B - Biological filter deodorization device for sewage treatment plant - Google Patents
Biological filter deodorization device for sewage treatment plant Download PDFInfo
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- CN113318581B CN113318581B CN202110533906.XA CN202110533906A CN113318581B CN 113318581 B CN113318581 B CN 113318581B CN 202110533906 A CN202110533906 A CN 202110533906A CN 113318581 B CN113318581 B CN 113318581B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
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- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
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Abstract
The invention discloses a biological filter deodorization device for a sewage treatment plant, and relates to the technical field of odor treatment. The deodorization device comprises a deodorization box and a microorganism decomposition layer, wherein the microorganism decomposition layer is fixedly arranged on the inner wall of the deodorization box, an air inlet pipe is fixedly connected to one outer side wall of the deodorization box below the microorganism decomposition layer, an air suction pump is fixedly arranged on the air inlet pipe, an exhaust sleeve is fixedly arranged on the top surface of the deodorization box, and a plurality of microorganism decomposition layers are arranged in parallel along the vertical direction; the microorganism decomposition layer comprises two attachment plates and a guide plate, and the two attachment plates are symmetrically arranged below the guide plate; the attachment plate and the guide plate are partially overlapped on the same vertical surface, and one side of the attachment plate, which is far away from the center of the deodorization box, extends to the outer side of the guide plate and is connected to the inner wall of the deodorization box. When the invention is used, the full decomposition of odor can be realized, the internal temperature is easy to control, the integral structure is convenient and fast, and the secondary pollution of water can be effectively avoided.
Description
Technical Field
The invention belongs to the technical field of odor treatment, and particularly relates to a biological filter deodorization device for a sewage treatment plant, which is mainly used for decomposing odor generated in sewage treatment.
Background
In the daily operation of a sewage treatment plant, a large amount of odor can be generated in sewage, great pollution is brought to air, along with the improvement of environmental requirements of people, the odor problem of sewage treatment is brought forward on schedule, in the face of the odor in sewage, the existing common treatment process is a microbial deodorization method, and organic waste gas is decomposed through microorganisms to realize deodorization;
the CN 206404587U-biological filter deodorization device comprises a tower body and a fan connected with the tower body through an input pipeline, wherein a partition plate is vertically arranged in the tower body, one side of the partition plate, which is close to the fan, is a prewashing area, the other side of the partition plate is a biological filter bed filtering area, a first spraying device and a second spraying device are respectively arranged in the tower body and are positioned in the prewashing area and the biological filter bed filtering area, water inlet ends of the first spraying device and the second spraying device are connected with a circulating water tank, the circulating water tank is arranged at the bottom end of the tower body, a support plate is arranged at the lower end of the partition plate, a gas overflow surface is formed between the support plate and the circulating water tank, and a heating device and a temperature detector are arranged in the circulating water tank. When the temperature in the tower body is detected by the temperature detector to be too low, the heating device in the circulating water tank is started, the temperature of water in the circulating water tank is increased until the water temperature reaches the optimal activity suitable for organisms, and the first spraying device and the second spraying device spray water to the pre-washing area and the biological filter bed filtering area from the circulating water tank.
Although the deodorizing device disclosed in the above publication can decompose the odor in the sewage to achieve the object of deodorization, the deodorizing device still has the following disadvantages in actual use:
1. the existing deodorization device has limited structural space, and the reaction between the microorganisms and the odor takes a certain time, so that the decomposition efficiency of the whole microorganisms is low, and the decomposed gas still contains a certain amount of odor;
2. in the existing deodorizing device, in order to realize the reaction between microorganisms and odor, the odor needs to pass through a filtering area of a biological filter bed, so that the temperature in the filtering area of the biological filter bed is difficult to control, and the microorganisms are usually killed due to heat release in the reaction process of the microorganisms and the odor;
3. the existing deodorization device needs to atomize and humidify the odor twice to realize the separation of the odor which is easy to dissolve in water and the odor which is not easy to dissolve in water, the whole structure is complex and the odor is insufficiently separated;
4. after the existing deodorizing device carries out primary treatment on odor, the odor which is easily dissolved in water is not further treated after being dissolved in the water, so that the water body is polluted;
Therefore, there is a need for improvement of the prior art to solve the above technical problems.
Disclosure of Invention
The invention aims to provide a biological filter deodorization device for a sewage treatment plant, which has the advantages of good odor decomposition effect, easy internal temperature control, convenient structure and avoidance of secondary water pollution, and solves the problems of low odor decomposition efficiency, difficult internal temperature control, complex overall structure and easy secondary water pollution of the existing deodorization device.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a biological filter deodorization device for a sewage treatment plant, which comprises a deodorization box and a microorganism decomposition layer, wherein the microorganism decomposition layer is fixedly arranged on the inner wall of the deodorization box, an air inlet pipe is fixedly connected to one outer side wall of the deodorization box below the microorganism decomposition layer, an air suction pump is fixedly arranged on the air inlet pipe, an exhaust sleeve is fixedly arranged on the top surface of the deodorization box, and a plurality of microorganism decomposition layers are arranged in parallel along the vertical direction;
the microbial decomposition layer comprises two attachment plates and a guide plate, and the two attachment plates are symmetrically arranged below the guide plate; the attachment plate and the guide plate are partially overlapped on the same vertical surface, and one side of the attachment plate, which is far away from the center of the deodorization box, extends to the outer side of the guide plate and is connected to the inner wall of the deodorization box;
The top plate of the attachment plate is arranged in a sine wave shape, and the top surface of the attachment plate is correspondingly provided with a culture layer in a sine wave shape; a guide block is arranged in the trough of the culture layer in a clearance fit manner and fixedly connected to the bottom surface of the guide plate;
a plurality of electric heating pipes are fixedly arranged on the inner bottom surface of the first cavity in the attachment plate in parallel, and temperature sensors are symmetrically arranged on two side surfaces of the guide plate;
fixedly connected with two arc photocatalysis boards that are the symmetry and set up on the deodorization incasement wall of microbial decomposition layer top, be provided with a plurality of ultraviolet lamp strips on the deflector top surface of deodorization incasement portion top side by side simultaneously.
Through the improvement, odor firstly blows into water below the deodorization box through the air inlet pipe to realize primary deodorization, gas after the primary deodorization flows through the attachment plate and the guide plate in the same microorganism decomposition layer in a Z shape, the top plate of the attachment plate is arranged in a sine wave shape, the flowing distance of the gas can be increased, so that the microorganisms and the odor are sufficiently decomposed, secondary deodorization is realized, the ultraviolet lamp bars are arranged on the arc-shaped photocatalytic plate in an irradiating manner, further decomposition and deodorization of organic gas in the odor can be realized, the culture layer in the sine wave shape can avoid the difficulty in controlling the internal temperature caused by the over-thick accumulation of the culture layer, and the electric heating pipe and the temperature sensor are arranged in a matching manner, so that the heating can be carried out at a lower temperature.
Furthermore, the attachment plate and the guide plate are arranged in parallel with the vertical long side surface of the deodorization box in a partially overlapped manner.
Furthermore, nanometer titanium dioxide is coated on one side face, close to the ultraviolet lamp strip, of the arc-shaped photocatalytic plate.
Furthermore, a drying layer is fixedly arranged inside the exhaust sleeve.
Furthermore, a water injection pipe is fixedly connected to one outer side wall of the deodorization box below the microbial decomposition layer, and an electromagnetic valve is fixedly mounted on the water injection pipe.
Furthermore, still fixed mounting has single chip microcomputer controller on the lateral wall of deodorization case, single chip microcomputer controller passes through the conducting wire respectively with aspiration pump, temperature sensor, electric heating pipe, ultraviolet lamp strip and solenoid valve electric connection.
As a further improvement of the invention, a first conveying pipe is arranged in the middle of the inner side of the deodorization box along the vertical direction, and the upper end of the first conveying pipe penetrates through the position between two symmetrical attachment plates and is fixedly connected to the inner top surface of the uppermost guide plate;
a second cavity is formed in the guide plate, and a plurality of water outlets are uniformly distributed on the first conveying pipe in the second cavity along the circumferential direction;
A plurality of atomizing spray heads are arranged on the bottom surface of the guide plate between two adjacent guide blocks in parallel, and the atomizing spray heads are communicated with the second cavity;
the lower extreme fixed connection of first conveyer pipe is served at one of second conveyer pipe, the other end of second conveyer pipe extends to the outside of deodorization case and the intercommunication is connected on the deodorization case lateral wall of microorganism decomposition layer below.
According to the improvement of the invention, waste gas dissolved in water in the deodorization box is conveyed through the second conveying pipe and the first conveying pipe and finally discharged into the second cavity from the water outlet, and sewage entering the second cavity is finally sprayed on the culture layer through the atomizing nozzle, so that the decomposition of the microorganisms on the culture layer is realized.
Furtherly, fixed mounting has the water pump on the second conveyer pipe that is located the deodorization case outside, the water pump passes through conducting wire and single chip microcomputer controller electric connection, and water pump fixed connection is on the outer wall of deodorization case.
As another further improvement of the invention, an aeration pipe is further arranged in the deodorization box below the microbial decomposition layer, one end of the aeration pipe is fixedly arranged on the inner wall of the deodorization box, and the other end of the aeration pipe is communicated and connected to the air inlet pipe;
And a plurality of aeration holes are arranged on the two symmetrical horizontal side surfaces of the aeration pipe in parallel.
According to the invention, through the improvement, the odor blown in through the air inlet pipe enters the aeration pipe and is finally discharged into water from the aeration holes on the aeration pipe, so that the odor is washed by water, the two sides of the odor are prevented from being atomized, and the complexity of the structure is reduced.
Furthermore, a sand filtering layer is filled in the deodorization box below the microbial decomposition layer, and the aeration pipe is embedded in the sand filtering layer.
The invention has the following beneficial effects:
1. according to the invention, odor is blown into water in the deodorization box through the air inlet pipe to realize primary deodorization, the primarily deodorized gas flows through the attachment plate and the guide plate in the same microbial decomposition layer in a Z shape, and the top plate of the attachment plate is arranged in a sine wave manner, so that the circulation distance of the gas can be increased, the microbes and the odor are sufficiently decomposed, and secondary deodorization is realized.
2. According to the invention, the culture layer in the sine wave shape is arranged, so that the difficulty in controlling the internal temperature caused by over-thick accumulation of the culture layer can be avoided, and the electric heating pipe and the temperature sensor are arranged in a matched manner, so that the heating can be carried out at a lower temperature, the decomposition temperature of microorganisms can be effectively and accurately controlled, the propagation efficiency of the microorganisms is improved, and the decomposition efficiency is increased.
3. According to the invention, sewage below the deodorization box can be conveyed through the second conveying pipe and the first conveying pipe in sequence through the water pump, the conveyed sewage is discharged into the second cavity from the water outlet and is finally sprayed out from the atomizing spray head on the guide plate, and the sewage is sprayed on the upper surface of the culture layer, so that the decomposition of microorganisms on organic gas which is easy to dissolve in water in the sewage is realized, and the secondary pollution of the sewage is avoided.
4. According to the invention, through the arrangement of the aeration pipe, odor blown in through the air inlet pipe is finally discharged from the aeration holes on the aeration pipe, so that preliminary water bath of the odor is realized, multiple atomization and humidification of the odor are avoided, the structural complexity is effectively reduced, and the odor is thoroughly decomposed.
Of course, it is not necessary for any product to practice the invention to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a vertical cross-sectional view of the present invention;
FIG. 3 is another vertical cross-sectional view of the present invention;
FIG. 4 is a view showing a plurality of microbial decomposition layers and a first transport pipe according to the present invention;
FIG. 5 is a schematic view showing the overall structure of the attachment plate of the present invention;
FIG. 6 is an exploded view of an attachment plate of the present invention;
FIG. 7 is a schematic view of the overall configuration of the baffle of the present invention;
FIG. 8 is a schematic bottom view of a baffle according to the present invention;
fig. 9 is an enlarged view of the invention at a in fig. 2.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a deodorization box; 2. a water injection pipe; 3. a first delivery pipe; 4. an air inlet pipe; 5. an exhaust sleeve; 6. a sand grain filtering layer; 7. an aeration pipe; 8. an attachment plate; 9. a baffle; 10. an arc-shaped photocatalytic plate; 11. an ultraviolet lamp bar; 12. a single chip controller; 201. an electromagnetic valve; 301. a second delivery pipe; 302. a water pump; 303. a water outlet; 401. an air pump; 501. drying the layer; 701. an aeration hole; 801. a first cavity; 802. an electric heating tube; 803. a culture layer; 901. a second cavity; 902. a temperature sensor; 903. a flow guide block; 904. an atomizing spray head.
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.
Referring to fig. 1-3 and 7, the invention relates to a biofilter deodorization device for a sewage treatment plant, which comprises a deodorization box 1 and a microbial decomposition layer, wherein the microbial decomposition layer is fixedly arranged on the inner wall of the deodorization box 1, an air inlet pipe 4 is fixedly connected to the outer side wall of the deodorization box 1 below the microbial decomposition layer, an air suction pump 401 is fixedly arranged on the air inlet pipe 4, an air exhaust sleeve 5 is fixedly arranged on the top surface of the deodorization box 1, a drying layer 501 is fixedly arranged in the air exhaust sleeve 5, the drying layer 501 is used for dehumidifying the deodorized air, and a plurality of microbial decomposition layers are arranged in parallel along the vertical direction;
a water injection pipe 2 is fixedly connected to one outer side wall of the deodorization box 1 below the microbial decomposition layer, an electromagnetic valve 201 is fixedly mounted on the water injection pipe 2, the electromagnetic valve 201 is used for controlling the on-off of the water injection pipe 2, and the water injection pipe 2 is used for injecting water into the deodorization box 1;
a single chip microcomputer controller 12 is also fixedly installed on one outer side wall of the deodorization box 1, the single chip microcomputer controller 12 is electrically connected with the air suction pump 401, the temperature sensor 902, the electric heating tube 802, the ultraviolet lamp strip 11 and the electromagnetic valve 201 through conducting wires, and the single chip microcomputer controller 12 is used for controlling all electrical components in the device;
As can be seen from the figure, the above components form the basic components of the device, the free end of the air inlet pipe 4 is externally connected with an odor source, odor is blown into the deodorization box 1 through the air suction pump 401, and the gas after multi-stage treatment in the deodorization box 1 is finally discharged into the air from the air discharge sleeve 5.
Referring to fig. 2-7, the microbial decomposition layer includes two attachment plates 8 and a guide plate 9, and the two attachment plates 8 are symmetrically disposed below the guide plate 9; the attachment plate 8 and the guide plate 9 are partially overlapped on the same vertical surface, the same vertical surface which is partially overlapped is arranged in parallel with the vertical long side surface of the deodorization box 1, and the side, far away from the center of the deodorization box 1, of the attachment plate 8 extends to the outer side of the guide plate 9 and is connected to the inner wall of the deodorization box 1, so that the arrangement can increase the distance of gas circulation;
the top plate of the attachment plate 8 is arranged in a sine wave shape, the culture layer 803 in a sine wave shape is correspondingly arranged on the top surface of the attachment plate 8, the culture layer 803 is arranged for assisting and breeding microorganisms and decomposing organic gas, and the whole culture layer 803 is arranged in a sine wave shape, so that the problem of overhigh internal temperature caused by the thicker thickness of the culture layer 803 can be avoided; a guide block 903 is arranged in a wave trough of the culture layer 803 in a clearance fit mode, the guide block 903 is fixedly connected to the bottom surface of the guide plate 9, and the guide block 903 can play a role in guiding when air flows through the top surface of the attachment plate 8;
A plurality of electric heating pipes 802 are fixedly arranged on the bottom surface in a first cavity 801 in the attachment plate 8 in parallel, the electric heating pipes 802 are arranged for heating the interior of the deodorization box 1, meanwhile, temperature sensors 902 are symmetrically arranged on two side surfaces of the guide plate 9, and the temperature sensors 902 are arranged for detecting the temperature in the deodorization box 1;
two arc-shaped photocatalytic plates 10 which are symmetrically arranged are fixedly connected to the inner wall of the deodorization box 1 above the microbial decomposition layer, a plurality of ultraviolet lamp strips 11 are arranged on the top surface of the uppermost guide plate 9 in the deodorization box 1 in parallel, and nano titanium dioxide is preferably coated on one side surface, close to the ultraviolet lamp strips 11, of each arc-shaped photocatalytic plate 10;
above-mentioned setting is when using, gaseous zigzag flows through the microbial decomposition layer that is, can increase gaseous circulation distance, make microorganism and foul smell carry out abundant reaction, cultivate the setting that layer 803 is whole sine wave shape and can avoid the high temperature and lead to the death of microorganism, electric heating pipe 802 and temperature sensor 902's cooperation sets up the accurate control that can realize 1 inside temperature of deodorization case, after the foul smell after the microbial degradation gets into in the arc photocatalysis board 10, further realize organic gas's decomposition.
Referring to fig. 1, 2, 8 and 9, a first delivery pipe 3 is vertically arranged in the middle of the inner side of the deodorization box 1, and the upper end of the first delivery pipe 3 passes through a position between two symmetrical attachment plates 8 and is fixedly connected to the inner top surface of the uppermost guide plate 9;
a second cavity 901 is formed in the guide plate 9, and a plurality of water discharge ports 303 are uniformly distributed on the first conveying pipe 3 in the second cavity 901 along the circumferential direction;
a plurality of atomizing nozzles 904 are arranged on the bottom surface of the guide plate 9 between two adjacent guide blocks 903 in parallel, and the atomizing nozzles 904 are communicated with the second cavity 901;
the lower end of the first delivery pipe 3 is fixedly connected to one end of the second delivery pipe 301, and the other end of the second delivery pipe 301 extends to the outer side of the deodorization box 1 and is communicated and connected to the side wall of the deodorization box 1 below the microbial decomposition layer;
a water pump 302 is fixedly arranged on the second conveying pipe 301 positioned outside the deodorization box 1, the water pump 302 is electrically connected with the single chip microcomputer controller 12 through a conducting wire, and the water pump 302 is fixedly connected to the outer wall of the deodorization box 1;
when the device is used, the water pump 302 inputs sewage containing organic gas into the first conveying pipe 3, and finally inputs the sewage into the second cavity 901 from the water outlet 303 on the first conveying pipe 3, and finally sprays the sewage onto the culture layer 803 through the atomizing nozzle 904, and the microorganisms on the culture layer 803 can decompose the organic gas in the sewage.
Referring to fig. 1-2, an aeration pipe 7 is further disposed in the deodorization tank 1 below the microbial decomposition layer, one end of the aeration pipe 7 is fixedly disposed on the inner wall of the deodorization tank 1, and the other end of the aeration pipe 7 is connected to the air inlet pipe 4;
a plurality of aeration holes 701 are arranged in parallel on the two symmetrical horizontal side surfaces of the aeration pipe 7;
a sand filtering layer 6 is filled in the deodorization box 1 below the microbial decomposition layer, an aeration pipe 7 is embedded in the sand filtering layer 6, and the sand filtering layer 6 can filter dust in sewage;
when the device is used, the odor blown in through the air inlet pipe 4 is finally discharged from the aeration holes 701 on the aeration pipe 7, so that the odor is washed by water, and the organic gas which is easily dissolved in water is conveniently and fully dissolved.
The above are only preferred embodiments of the present invention, and the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made to the technical solutions described in the above embodiments, and to some of the technical features thereof, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a sewage treatment mill uses biological filter deodorizing device, includes deodorization case (1) and microbial decomposition layer, the microbial decomposition layer sets firmly on the inner wall of deodorization case (1), and fixedly connected with intake pipe (4) on deodorization case (1) a lateral wall of microbial decomposition layer below, fixed mounting has aspiration pump (401) on intake pipe (4), the top surface of deodorization case (1) has still set firmly exhaust cover (5), its characterized in that: a plurality of microbial decomposition layers are arranged in parallel along the vertical direction;
The microbial decomposition layer comprises two attachment plates (8) and a guide plate (9), and the two attachment plates (8) are symmetrically arranged below the guide plate (9); the attachment plate (8) and the guide plate (9) are partially overlapped on the same vertical surface, and one side of the attachment plate (8) far away from the center of the deodorization box (1) extends to the outer side of the guide plate (9) and is connected to the inner wall of the deodorization box (1);
the top plate of the attachment plate (8) is arranged in a sine wave shape, and the top surface of the attachment plate (8) is correspondingly provided with a culture layer (803) in a sine wave shape; a flow guide block (903) is in clearance fit in the trough of the culture layer (803), and the flow guide block (903) is fixedly connected to the bottom surface of the flow guide plate (9);
a plurality of electric heating pipes (802) are fixedly arranged on the inner bottom surface of a first cavity (801) in the attachment plate (8) in parallel, and meanwhile, temperature sensors (902) are symmetrically arranged on two side surfaces of the guide plate (9);
fixedly connected with two arc photocatalysis boards (10) that are the symmetry and set up on deodorization case (1) inner wall of microbial decomposition layer top, be provided with a plurality of ultraviolet lamp strip (11) side by side on the guide plate (9) top surface of deodorization case (1) inside the top simultaneously.
2. A biofilter deodorization unit for a sewage treatment plant according to claim 1, characterized in that the attachment plate (8) and the deflector plate (9) are arranged in parallel with the vertical long side of the deodorization tank (1) in a partially overlapping arrangement with the same vertical plane.
3. The biofilter deodorization apparatus for sewage treatment plants according to claim 1, wherein nano titanium dioxide is coated on one side of the arc-shaped photocatalytic plate (10) close to the ultraviolet lamp strip (11).
4. A biofilter deodorization unit for a sewage treatment plant according to claim 1, wherein a drying layer (501) is fixedly installed inside the air-release liner (5).
5. A biofilter deodorization apparatus for a sewage treatment plant according to claim 1, wherein a water injection pipe (2) is fixedly connected to an outer side wall of the deodorization tank (1) below the microbial decomposition layer, and an electromagnetic valve (201) is fixedly installed on the water injection pipe (2).
6. A biofilter deodorization apparatus for a sewage treatment plant according to claim 1, wherein a single chip microcomputer controller (12) is further fixedly mounted on an outer side wall of the deodorization tank (1), and the single chip microcomputer controller (12) is electrically connected with the air suction pump (401), the temperature sensor (902), the electric heating pipe (802), the ultraviolet lamp strip (11) and the electromagnetic valve (201) through conducting wires respectively.
7. A biofilter deodorization unit for a sewage treatment plant according to any of claims 1-6, wherein a first delivery pipe (3) is vertically provided in the middle of the inner side of said deodorization tank (1), and the upper end of said first delivery pipe (3) passes through the position between two symmetrical attachment plates (8) and is fixedly connected to the inner top surface of the uppermost deflector plate (9);
A second cavity (901) is formed in the guide plate (9), and a plurality of water outlets (303) are uniformly distributed on the first conveying pipe (3) in the second cavity (901) along the circumferential direction;
a plurality of atomizing nozzles (904) are arranged on the bottom surface of the guide plate (9) between two adjacent guide blocks (903) in parallel, and the atomizing nozzles (904) are communicated with the second cavity (901);
the lower extreme fixed connection of first conveyer pipe (3) is served at second conveyer pipe (301), the other end of second conveyer pipe (301) extends to the outside of deodorization case (1) and the intercommunication is connected on deodorization case (1) lateral wall of microorganism decomposition layer below.
8. A biofilter deodorization device for a sewage treatment plant according to claim 7, wherein a water pump (302) is fixedly mounted on the second delivery pipe (301) located outside the deodorization tank (1), said water pump (302) is electrically connected with the single chip microcomputer controller (12) through a conducting wire, and the water pump (302) is fixedly connected to the outer wall of the deodorization tank (1).
9. A biofilter deodorization unit for a sewage treatment plant according to any of claims 1-6, wherein an aeration pipe (7) is further provided in the deodorization tank (1) below said microbial decomposition layer, one end of said aeration pipe (7) is fixedly arranged on the inner wall of the deodorization tank (1), and the other end of said aeration pipe (7) is connected to the air inlet pipe (4) in a communicating manner;
A plurality of aeration holes (701) are arranged in parallel on the two symmetrical horizontal side surfaces of the aeration pipe (7).
10. A biofilter deodorization unit for sewage treatment plants according to claim 9, wherein said deodorization tank (1) below said microbial decomposition layer is filled with a sand filtration layer (6), and said aeration pipe (7) is embedded in said sand filtration layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110533906.XA CN113318581B (en) | 2021-05-16 | 2021-05-16 | Biological filter deodorization device for sewage treatment plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110533906.XA CN113318581B (en) | 2021-05-16 | 2021-05-16 | Biological filter deodorization device for sewage treatment plant |
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| CN113318581A CN113318581A (en) | 2021-08-31 |
| CN113318581B true CN113318581B (en) | 2022-07-08 |
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| CN202110533906.XA Active CN113318581B (en) | 2021-05-16 | 2021-05-16 | Biological filter deodorization device for sewage treatment plant |
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| CN114634832B (en) * | 2022-03-11 | 2023-01-13 | 山西农业大学 | Biological denitrification device for biogas |
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| CN101708924B (en) * | 2009-12-04 | 2011-11-30 | 上海师范大学 | Integral reactor combining ozone oxidation and biological membrane and using method thereof |
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| CN211284057U (en) * | 2019-07-11 | 2020-08-18 | 何俊皓 | Pharmaceutical pollutant purification device |
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