CN210544301U

CN210544301U - Deodorization process system capable of treating complex odor components

Info

Publication number: CN210544301U
Application number: CN201921173540.4U
Authority: CN
Inventors: 秦大庆; 秦懿; 郑茜; 彭慧; 郝馨
Original assignee: Wuhan Zhongke Boda Environmental Protection Engineering Co ltd
Current assignee: Wuhan Zhongke Boda Environmental Protection Engineering Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-05-19
Anticipated expiration: 2029-07-24

Abstract

The utility model relates to the technical field of waste gas treatment, in particular to a deodorization process system with complex odor components treatment, which comprises a chemical washing section, wherein the chemical washing section is connected with a biological filter section through an air pipe, one end of the biological filter section is connected with a water tank through an air pipe, the other end of the biological filter section is connected with a demisting section through an air pipe, the demisting section is connected with an active carbon adsorption section through an air pipe, the active carbon adsorption section is connected with a fan through an air pipe, the fan is connected with a chimney through an air pipe, and the inside of the chemical washing section and the interior of the biological filter section are both; the beneficial effects are that: the system adopts a combined process of chemical washing, biological filter and activated carbon adsorption, and has strong comprehensive treatment capacity on odor; corresponding washing liquid and filler can be selected for processing according to the properties of the waste gas such as composition, concentration and the like, and the pertinence is strong; the operation flexibility is large, and the adaptability to the variation of concentration, air quantity and the like is strong.

Description

Deodorization process system capable of treating complex odor components

Technical Field

The utility model relates to a relevant technical field of exhaust-gas treatment specifically is a possesses deodorization process systems who handles complicated foul smell composition.

Background

The traditional waste gas treatment device has a simple internal structure, only one waste gas treatment structure is arranged inside the device, so that the complex waste gas is not thoroughly treated, the incompletely treated waste gas is discharged into the atmosphere, the environment pollution is caused, the harm is brought to the living things in the air, and the ecological balance is influenced; therefore, the utility model provides a possess deodorization process systems who handles complicated foul smell composition is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a possess the deodorization process systems who handles complicated foul smell composition to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a possesses deodorization process systems who handles complicated foul smell composition, includes the chemical washing section, the chemical washing section is connected with the biological filter section through the tuber pipe, the one end of biological filter section has the water tank through water piping connection, and the other end of biological filter section is connected with the defogging section through the tuber pipe, the defogging section is connected with the active carbon adsorption section through the tuber pipe, the active carbon adsorption section is connected with the fan through the tuber pipe, the fan has the chimney through the tuber pipe connection, and the inside of chemical washing section and biological filter section all is provided with the shower nozzle.

Preferably, chemistry washing section includes that the foul smell is imported, washing liquid storehouse, PP packing layer and defogging board, and the foul smell import is seted up on the outer wall of chemistry washing section, and the washing liquid storehouse is in the inboard bottom of chemistry washing section, and the washing liquid storehouse is in the opening below that the foul smell was imported, and the PP packing layer is in the top in washing liquid storehouse, and the defogging board is in the top of PP packing layer, and the shower nozzle is in between PP packing layer and the defogging board, is provided with the circulating pump between washing liquid storehouse and the shower nozzle.

Preferably, the biological filter section comprises a biological filler, a PP filler layer is arranged on one side of the biological filler, the spray head is positioned above the PP filler layer and the biological filler, and a circulating pump is arranged between the spray head and the water tank.

Preferably, the defogging section includes PP mane filter screen and PP defogging layer, and the air inlet setting that PP mane filter screen is close to the defogging section, and the air outlet setting that PP defogging layer is close to the defogging section.

Preferably, the active carbon adsorption section includes that governing valve, active carbon put in mouthful, active carbon discharge port and filter, and wherein the governing valve is provided with two sets ofly, and two sets of governing valves are in the top of filter about the central symmetric distribution of active carbon adsorption section, active carbon put in mouthful, and the active carbon discharge port is in the below of filter.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the system adopts a combined process of chemical washing, biological filter and activated carbon adsorption, and has strong comprehensive treatment capacity on odor; corresponding washing liquid and filler can be selected for processing according to the properties of the waste gas such as composition, concentration and the like, and the pertinence is strong; the operation flexibility is large, and the adaptability to the variation of concentration, air quantity and the like is strong;

2. set up two air current passageway at the active carbon adsorption section, when current end processing system reached standard to the processing of stench pollutant, but terminal foul smell clean system of automatic switch-over surpassed the active carbon adsorption section, when current end processing system can't realize the purification requirement, the automatic switch-over passed through the active carbon adsorption section, and the nimble flexibility of this device has reduced the active carbon replacement cost, has reduced equipment running cost.

Drawings

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

FIG. 2 is a schematic structural view of the defogging section of the present invention;

fig. 3 is a schematic structural view of the activated carbon adsorption section of the present invention.

In the figure: the device comprises a chemical washing section 1, an odor inlet 101, a washing liquid bin 102, a PP packing layer 103, a demisting plate 104, a circulating pump 2, a water tank 3, a biological filter section 4, a biological filler 401, a demisting section 5, a PP bristle filter screen 501, a PP demisting layer 502, an activated carbon adsorption section 6, an adjusting valve 601, an activated carbon feeding port 602, an activated carbon discharging port 603, a filter plate 604, a fan 7, a chimney 8 and a spray head 9.

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 to 3, the present invention provides a technical solution: a deodorization process system capable of treating complex odor components comprises a chemical washing section 1, wherein the chemical washing section 1 comprises an odor inlet 101, a washing liquid bin 102, a PP packing layer 103 and a demisting plate 104, the odor inlet 101 is arranged on the outer wall of the chemical washing section 1, the washing liquid bin 102 is arranged at the bottom end of the inner side of the chemical washing section 1, the washing liquid bin 102 is arranged below the opening of the odor inlet 101, the PP packing layer 103 is arranged above the washing liquid bin 102, the demisting plate 104 is arranged above the PP packing layer 103, a spray head 9 is arranged between the PP packing layer 103 and the demisting plate 104, a circulating pump 2 is arranged between the washing liquid bin 102 and the spray head 9, the chemical washing section 1 comprises physical absorption and chemical absorption, for odor, the characteristic that some substances in the odor react with chemical agents is utilized, strong acid and strong base are generally selected as detergents to be in gas-liquid contact with odor molecules in the gas, transferring the malodorous component in the gas phase to the liquid phase and neutralizing, oxidizing or otherwise chemically reacting the chemical agent with the malodorous component to remove the malodorous substance; removing N-containing odor components such as ammonia and amines by using strong acid (such as H2SO 4), and removing S-containing odor components such as H2S, R-SH by using strong base (such as NaOH) and oxidant (such as NaClO), SO that the treated waste gas reaches the standard and is discharged;

the chemical washing section 1 is connected with a biological filter section 4 through an air pipe, the biological filter section 4 comprises biological filler 401, one side of the biological filler 401 is provided with a PP filler layer 103, a spray head 9 is positioned above the PP filler layer 103 and the biological filler 401, a circulating pump 2 is arranged between the spray head 9 and a water tank 3, the biological filter section 4 utilizes the biochemical action of microorganisms to carry out biological digestion on organic matters in odor, and pollutants are decomposed and converted into harmless or less harmful substances. The odor passes through a filler filter layer which is wet and porous and is filled with active microorganisms, the microorganisms use organic matters as substrates required by the growth and the propagation of the organic matters, macromolecules or the organic matters with complex structures are finally oxidized and decomposed into simple inorganic matters such as H2O, CO2 and the like through different conversion ways, and simultaneously, organisms of the microorganisms are increased and propagated through assimilation and energy generated in the process of the dissimilation, so that favorable conditions are created for further exerting the treatment capacity of the microorganisms on the organic matters. The essence of the removal of the pollutants is that organic matters are taken as nutrient substances to be absorbed, metabolized and utilized by microorganisms. The process is a complex process consisting of physics, chemistry, physico-chemistry and biochemistry;

one end of the biological filter section 4 is connected with a water tank 3 through an air pipe, the other end of the biological filter section 4 is connected with a demisting section 5 through an air pipe, the demisting section 5 comprises a PP bristle filter screen 501 and a PP demisting layer 502, the PP bristle filter screen 501 is arranged close to an air inlet of the demisting section 5, the PP demisting layer 502 is arranged close to an air outlet of the demisting section 5, and the demisting section 5 mainly traps fog particles and slurry drops carried in odor through filler so as to ensure the dryness of the treated gas after leaving the equipment and avoid affecting the treatment effect and the service life of the terminal purification equipment;

the defogging section 5 is connected with an active carbon adsorption section 6 through an air pipe, the active carbon adsorption section 6 comprises two groups of regulating valves 601, an active carbon putting port 602, an active carbon discharge port 603 and a filter plate 604, wherein the regulating valves 601 are arranged, the two groups of regulating valves 601 are symmetrically distributed about the center of the active carbon adsorption section 6, the active carbon putting port 602 is positioned above the filter plate 604, the active carbon discharge port 603 is positioned below the filter plate 604, and the active carbon adsorption section 6 is a treatment method for introducing gas into an adsorption tower filled with active carbon to adsorb harmful components in the gas. The adsorbent adopts different activated carbon according to different conditions, and in order to improve the treatment effect, the adsorbent is generally treated in series with other processes, and the activated carbon is fine carbon particles and has a large surface area. The carbon granules also have finer capillaries which have strong adsorption power and can be sufficiently contacted with gas impurities due to the large surface area of the carbon granules. When the gas impurities meet the capillary tube, the gas impurities are adsorbed, so that the purification effect is achieved;

the activated carbon adsorption section 6 is connected with a fan 7 through an air pipe, the fan 7 is connected with a chimney 8 through an air pipe, and nozzles 9 are arranged inside the chemical washing section 1 and the biological filter section 4.

The working principle is as follows: in practice, the chemical washing section 1 comprises chemical absorption, for odor, by utilizing the characteristic that some substances in the odor react with chemical agents, strong acid and strong base are generally selected as detergents to be in gas-liquid contact with odor molecules in gas, so that odor components in gas phase are transferred to liquid phase, and the chemical agents and the odor components are neutralized, oxidized or otherwise chemically reacted to remove odor substances; strong acid (such as H2SO 4) is adopted to remove N-containing odor components such as ammonia and amine, strong base (such as NaOH) and oxidant (such as NaClO) are adopted to remove S-containing odor components such as H2S and R-SH, and the treated waste gas is discharged after reaching the standard.

The biological filter section 4 utilizes the biochemical action of microorganisms to carry out the treatment of organic matters in the odor

Biological digestion, decomposing and converting pollutants into harmless or less harmful substances. The odor passes through a filler filter layer which is moist and porous and is filled with active microorganisms which utilizeThe organic matter is used as a substrate required by the growth and propagation of the organic matter, macromolecules or organic matter with complex structure are finally oxidized and decomposed into simple inorganic matters such as H2O, CO2 and the like through different conversion ways, and simultaneously, organisms of microorganisms are increased and propagated through assimilation and energy generated in the process of dissimilation, so that favorable conditions are created for further exerting the processing capacity of the organisms. The essence of the removal of the pollutants is that organic matters are taken as nutrient substances to be absorbed, metabolized and utilized by microorganisms. This process is a complex process consisting of physics, chemistry, physico-chemistry and biochemistry. Can be simplified to the following expression:

malodorous substance + O2 cell metabolite + CO2+ H2O.

The demisting section 5 is mainly used for trapping fog particles and slurry drops carried in odor through filler so as to ensure the dryness of the treated gas after leaving the equipment, thereby avoiding influencing the treatment effect and the service life of the tail end purification equipment.

The activated carbon adsorption section 6 is a treatment method for introducing gas into an adsorption tower filled with activated carbon to adsorb harmful components in the gas. The adsorbent adopts different activated carbon according to different conditions, and in order to improve the treatment effect, the adsorbent is generally treated in series with other processes, and the activated carbon is fine carbon particles and has a large surface area. The carbon granules also have finer capillaries which have strong adsorption power and can be sufficiently contacted with gas impurities due to the large surface area of the carbon granules. When the gas impurities meet the capillary tube, the gas impurities are adsorbed, thereby playing a role of purification.

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. A deodorization process system with complex odor components treatment function comprises a chemical washing section (1) and is characterized in that: chemical washing section (1) is connected with biological filter section (4) through the tuber pipe, the one end of biological filter section (4) is connected with water tank (3) through the tuber pipe, and the other end of biological filter section (4) is connected with defogging section (5) through the tuber pipe, defogging section (5) are connected with activated carbon adsorption section (6) through the tuber pipe, activated carbon adsorption section (6) are connected with fan (7) through the tuber pipe, fan (7) are connected with chimney (8) through the tuber pipe, and the inside of chemical washing section (1) and biological filter section (4) all is provided with shower nozzle (9).

2. The system of claim 1, wherein the system comprises a deodorizing system for treating complex odor components, and comprises: chemical washing section (1) is including foul smell import (101), washing liquid storehouse (102), PP packing layer (103) and defogging board (104), foul smell import (101) are seted up on the outer wall of chemical washing section (1), washing liquid storehouse (102) are in the inboard bottom of chemical washing section (1), and washing liquid storehouse (102) are in the opening below of foul smell import (101), PP packing layer (103) are in the top in washing liquid storehouse (102), defogging board (104) are in the top of PP packing layer (103), shower nozzle (9) are in between PP packing layer (103) and defogging board (104), be provided with circulating pump (2) between washing liquid storehouse (102) and shower nozzle (9).

3. The system of claim 1, wherein the system comprises a deodorizing system for treating complex odor components, and comprises: the biological filter section (4) comprises biological filler (401), a PP filler layer (103) is arranged on one side of the biological filler (401), a spray head (9) is positioned above the PP filler layer (103) and the biological filler (401), and a circulating pump (2) is arranged between the spray head (9) and the water tank (3).

4. The system of claim 1, wherein the system comprises a deodorizing system for treating complex odor components, and comprises: defogging section (5) are including PP mane filter screen (501) and PP defogging layer (502), and PP mane filter screen (501) are close to the air inlet setting of defogging section (5), and PP defogging layer (502) are close to the gas outlet setting of defogging section (5).

5. The system of claim 1, wherein the system comprises a deodorizing system for treating complex odor components, and comprises: the activated carbon adsorption section (6) comprises two groups of regulating valves (601), activated carbon putting ports (602), activated carbon discharge ports (603) and filter plates (604), wherein the regulating valves (601) are symmetrically distributed about the center of the activated carbon adsorption section (6), the activated carbon putting ports (602) are located above the filter plates (604), and the activated carbon discharge ports (603) are located below the filter plates (604).