CN111282431A

CN111282431A - Facility and method for purifying environmental odor

Info

Publication number: CN111282431A
Application number: CN202010127518.7A
Authority: CN
Inventors: 徐培智; 解开治; 顾文杰; 孙杰; 卢钰升; 石超宏; 王丹; 孙丽丽; 吴杭涛; 黎婉玲
Original assignee: Institute of Agricultural Resources and Environment of Guangdong Academy of Agricultural Sciences
Current assignee: Institute of Agricultural Resources and Environment of Guangdong Academy of Agricultural Sciences
Priority date: 2020-02-28
Filing date: 2020-02-28
Publication date: 2020-06-16
Anticipated expiration: 2040-02-28
Also published as: CN111282431B

Abstract

The invention discloses a facility and a method for purifying environmental odor, which comprises a purifying box, wherein a drain pipe is fixedly sleeved on one side of a bottom plate of the purifying box, an air inlet pipe is fixedly sleeved at the bottom of the side wall of the purifying box, biological filler is arranged between the inner walls of the purifying box, which are close to the air inlet pipe, a guide plate is arranged on the inner wall of the purifying box above the biological filler, a water inlet pipe is fixedly sleeved on a top plate of the purifying box, a spray head is arranged at the bottom of the water inlet pipe, an atomization combining area is formed in an inner cavity of the purifying box between the spray head and the guide plate, a plurality of air vents are formed in. Carry out preliminary decomposition to the foul smell through the microorganism on the biofilm carrier, then increase the area of contact of foul smell and purifying liquid through the guide plate, improve the bacterial agent and handle the neutralization of foul smell, finally combine through vaporific liquid drop and absorb the foul smell molecule to eliminate the foul smell molecule fast, reach the quick purification purpose, reduce and purify the facility volume, practice thrift the cost, facilitate promotion.

Description

Facility and method for purifying environmental odor

Technical Field

The invention relates to the technical field of odor purification, in particular to a facility and a method for purifying environmental odor.

Background

The environment in places such as garbage dump, refuse transfer station, fertilizer fermentation workshop etc. is taken place to the foul smell often can produce a large amount of foul smells, often need take out the environmental foul smell to carry out purification treatment in the purifying column in the factory, present purifying column needs to establish ties multistage scrubbing tower and wash many times to make foul smell purification unit have bulky, manufacturing cost is high and manage complicated shortcoming, be not convenient for promote and practical, for this reason we propose a facility and method that environmental foul smell purified and be used for solving above-mentioned problem.

Disclosure of Invention

The present invention aims to provide a facility and a method for purifying environmental odor to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a facility that environmental odor purified, includes the purifying box, the fixed cover in bottom plate one side of purifying box has connect the drain pipe, the fixed cover in lateral wall bottom of purifying box has connect the intake pipe, the purifying box is close to installs biofilm carrier between the inner wall of intake pipe, the wall mounting guide plate in the purifying box of biofilm carrier top, fixed cover connects the inlet tube on the roof of purifying box, inlet tube bottom installation shower nozzle, the purifying box inner chamber between shower nozzle and guide plate forms the atomizing and combines the district, open roof one side of purifying box has a plurality of blow vents, dehumidification case is installed at the purifying box top of blow vent department.

In an embodiment, the air inlet pipe at the outer wall of the purification box is connected with an air blower, the top of one end of the air inlet pipe, which is positioned on the inner wall of the purification box, is fixedly provided with a water retaining cover with an arc-shaped structure, the bottom plate of the purification box is of an inclined structure, the water outlet pipe is positioned at the bottom of the inclined structure, and the bottom plate of the purification box at the water outlet pipe is provided with an inwards-concave submerged hole.

In an embodiment of the present invention, the baffle plate includes a plurality of baffle plates, the baffle plates are fixed on the inner walls of the two sides of the purification box in a staggered manner, the top of each baffle plate is provided with a plurality of guide grooves with concave arc structures, and the baffle plate at the bottom of each guide groove is provided with a water spraying hole.

In an embodiment of the optimization, the bottom of the water inlet pipe is fixedly penetrated through the top plate of the purification box, the outer wall of the bottom of the water inlet pipe is fixedly sleeved with a plurality of water distribution pipes, the water distribution pipes are fixedly communicated with a plurality of equal distribution rings, a plurality of spray heads are fixedly mounted at the bottoms of the equal distribution rings, and the spray heads are conical atomization spray heads.

An embodiment of preferred, the dehumidification case includes the box, box fixed mounting is on the roof of purifying box, and the inner chamber bottom intercommunication blow vent of box, the fixed otter board of fixed mounting between the bottom inner wall of box, the cotton bottom of top fixed connection water absorption of fixed otter board, the cotton top fixed connection extrusion otter board of absorbing water, the both sides outer wall fixed mounting of extrusion otter board has the slider, open the both sides inner wall of box has the spout, the slider sliding clamping is in the spout, and installs the spring between the bottom of slider and spout, the top of extrusion otter board closely laminates there is the cam, the cam rotates through the pivot and connects the box, the inner wall top fixed mounting of box has the activated carbon board.

The preferred embodiment, fixed otter board and extrusion otter board are stainless steel square frame inside through the network structure that a plurality of nylon cord weaves and form, the spring is in compression state all the time, cam fixedly connected with pivot, and the pivot terminal surface rotates and runs through the box and be connected with driving motor, it has the gas vent to open on the roof of box.

The use method of the facility for purifying the environmental odor comprises the following steps:

s1, introducing the treated tap water into a water pool for storage after being treated by a deionization device, adding dissolved oxygen into the water in the water pool by an oxygenation pump, adding a purifying microbial inoculum into the water pool 15 by a chemical adding pump 18, pumping the water in the water pool by a water pumping pump, providing compressed gas by an air compression pump, increasing the flow rate and pressure of the water flow, and finally sending the high-pressure water flow into a spray head through a water inlet pipe for atomization and spraying;

s1, the environmental odor is extracted by the blower and sent into the purifying box through the air inlet pipe, the odor is decomposed by the microorganism treatment on the biological filler, then the odor flows through the guide plate, the odor is blocked by the baffle plate and guided to flow so as to form an S-shaped upward flowing, atomized liquid sprayed by the spray head converges at the top of the baffle plate, then is guided by the guide groove and is sprayed downwards through the water spraying holes, so that multiple water curtains are formed between adjacent baffle plates, the odor flows through the device and is fully contacted with the water flow, so that the microbial inoculum in the water flow can conveniently treat the odor, then the odor drifts to the atomization combining area to be combined with the atomized liquid fog drops, the surfaces of the tiny liquid drops form great surface energy, thereby adsorbing odor molecules, realizing the oxygenation operation of the liquid, providing electrons for the odor molecules by oxygen in the liquid drops, leading the odor molecules to generate chemical reaction decomposition, therefore, the gas is quickly purified, and the purified gas flows into the dehumidification box through the vent to be dehumidified and discharged.

In a preferred embodiment, in step S1, the oxygenation pump is a nano-aerator, the main microorganisms in the purifying microbial inoculum include sulfur-oxidizing bacteria, nitrifying bacteria, actinomycetes, brevibacillus laterosporus and paenibacillus polymyxa, and the dilution ratio of the microbial inoculum to deionized water is 1: 50-150.

Compared with the prior art, the invention has the beneficial effects that: the odor is preliminarily decomposed by microorganisms on the biological filler, then the contact area of the odor and the purified liquid is increased by the guide plate, the neutralization treatment of the microbial inoculum on the odor is improved, and finally, the odor molecules are absorbed by combining the vaporific liquid drops, so that the odor molecules are quickly eliminated, the aim of quick purification is fulfilled, the volume of a purification facility is reduced, the cost is saved, and the popularization is facilitated; the odor is blocked by the baffle and guided to flow so as to form an S-shaped upward flowing, atomized liquid sprayed by the spray head converges at the top of the baffle, then is guided by the guide groove and flows down through the water spraying holes, so that multiple water curtains are formed between adjacent baffles, the odor fully contacts with water flow when flowing through, a microbial inoculum in the water flow is convenient to treat the odor, and the absorption efficiency is improved; the microbial inoculum for purification contains various microbes for decomposing odor molecules, oxygen is added into water through a nano aerator so as to increase the microbial activity, and finally microbial inoculum fermentation liquor is sprayed out through an atomizing nozzle so as to quickly decompose the odor molecules, and the consumption of the microbial inoculum is saved through atomization, so that the cost-saving effect is achieved while the odor is decomposed; the purified gas is dehumidified and purified by the dehumidification box, and the environmental odor of odor generation places such as garbage dumps, garbage transfer stations, organic fertilizer fermentation workshops and the like is purified and then discharged.

Drawings

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

FIG. 2 is a schematic view of a baffle according to the present invention;

FIG. 3 is a schematic view of a partial structure of an averaging ring according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 5 is a schematic view of a partial structure of the screen plate for extrusion according to the present invention;

FIG. 6 is a schematic view showing a pretreatment structure of the purification water of the present invention.

In the figure: 1 purifying box, 2 water discharging pipes, 3 air inlet pipes, 31 air blowers, 32 water retaining covers, 4 biological fillers, 5 guide plates, 51 baffle plates, 52 guide grooves, 53 water spraying holes, 6 atomization combination areas, 7 spray heads, 8 water inlet pipes, 9 dehumidification boxes, 91 box bodies, 92 fixed screen plates, 93 absorbent cotton, 94 sliding grooves, 95 springs, 96 sliding blocks, 97 extrusion screen plates, 98 cams, 99 active carbon plates, 10 air vents, 11 submerged holes, 12 water distribution pipes, 13 equal distribution rings, 14 deionization equipment, 15 water tanks, 16 oxygen increasing machines, 17 water suction pumps, 18 medicine adding pumps and 19 air compression pumps.

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. 1-6, the present invention provides a technical solution: the utility model provides a facility that environmental odor purified, including purifying box 1, the fixed cover in bottom plate one side of purifying box 1 has connect drain pipe 2, the fixed intake pipe 3 that has cup jointed in lateral wall bottom of purifying box 1, install biofilm carrier 4 between the inner wall that purifying box 1 is close to

intake pipe

3, 1 interior wall mounting guide plate 5 of purifying box 1 of biofilm carrier 4 top, fixed cover on the roof of purifying box 1 connects

inlet tube

8, 8 bottom installation shower nozzles 7 of inlet tube, 1 inner chamber formation atomization combining area 6 of purifying box between shower nozzle 7 and guide plate 5, it has a plurality of blow vents 10 to open on roof one side of purifying box 1, dehumidification case 9 is installed at 1 top of purifying box of blow vent 10 department. Carry out preliminary decomposition to the foul smell through the microorganism on the biofilm carrier 4, then through the area of contact of guide plate 5 increase foul smell and purifying liquid, improve the neutralizing treatment of microbial inoculum to the foul smell, finally absorb the foul smell molecule through the combination of vaporific liquid drop to eliminate the foul smell molecule fast, reach the quick purification purpose, reduce and purify the facility volume.

The intake pipe 3 of 1 outer wall department of purifying box is connected with air-blower 31, the one end top fixed mounting that the air-supply line 3 is located 1 inner wall of purifying box has the manger plate cover 32 of arc structure, the bottom plate of purifying box 1 is the slope structure, and drain pipe 2 is located the bottom of slope structure, it has the submerged hole 11 of indent to open on 1 bottom plate of purifying box of drain pipe 2 department for liquid submerges drain pipe 2 in submerged hole 11 department, avoids the foul smell to pass through drain pipe 2 and discharges.

Guide plate 5 includes a plurality of baffles 51, a plurality of baffles 51 are crisscross to be fixed on the both sides inner wall of purifying box 1, the guide slot 52 that has a plurality of indent arc structures is opened at baffle 51' S top, it has drenches water hole 53 to open on the baffle 51 of guide slot 52 bottom, the foul smell is blockked by baffle 51 and the water conservancy diversion is from forming "S" type and upwards wafts, 7 spun atomized liquid of shower nozzle 7 converges at baffle 51 top back through guide slot 52 water conservancy diversion and drenches under through water hole 53, make form multiple water curtain between adjacent baffle 51, then the foul smell fully contacts with rivers when flowing through, the microbial inoculum in the rivers of being convenient for is handled the foul smell.

The fixed 1 roof that runs through the purifying box in bottom of inlet tube 8, and the fixed a plurality of distributive pipes 12 that cup joint of the bottom outer wall of inlet tube 8, a plurality of rings 13 of equalling divide of fixed intercommunication between a plurality of distributive pipes 12, and the bottom fixed mounting who equally divides ring 13 has a plurality of shower nozzles 7, and shower nozzle 7 is toper atomizer, is convenient for with purified liquid homodisperse to in the atomization bonding region 6.

The dehumidifying box 9 comprises a box body 91, the box body 91 is fixedly arranged on a top plate of the purifying box 1, the bottom of an inner cavity of the box body 91 is communicated with a vent 10, a fixed screen plate 92 is fixedly arranged between inner walls of the bottom of the box body 91, the top of the fixed screen plate 92 is fixedly connected with the bottom of absorbent cotton 93, the top of the absorbent cotton 93 is fixedly connected with an extrusion screen plate 97, slide blocks 96 are fixedly arranged on outer walls of two sides of the extrusion screen plate 97, sliding grooves 94 are formed in inner walls of two sides of the box body 91, the slide blocks 96 are slidably clamped in the sliding grooves 94, springs 95 are arranged between the slide blocks 96 and the bottoms of the sliding grooves 4, cams 98 are tightly attached to the top of the extrusion screen plate 97, the cams 98 are rotatably connected with the box body 91 through rotating shafts, an activated carbon plate 99 is fixedly arranged on the top of the inner wall of the box body 91, the fixed screen plate 92 and, cam 98 fixedly connected with pivot, and the pivot terminal surface rotates and runs through box 91 and be connected with driving motor, it has the gas vent to open on the roof of box 91, then gas after the purification flows into in the box 91 through blow vent 10, absorb the moisture in the gas through cotton 93 that absorbs water, thereby the dehumidification, finally gaseous through activated carbon plate 99 adsorb once more and purify the back discharge, and cam 98 periodicity rotates, thereby intermittent type nature pushes down extrusion otter board 97, then extrusion otter board 97 moves down the extrusion cotton 93 that absorbs water, thereby extrude and flow back to the purge tank 1 with the moisture in the cotton 93 that absorbs water, be convenient for dehumidify gas for a long time.

s1, introducing tap water into the water pool 15 for storage after being treated by the deionization equipment 14, adding dissolved oxygen into the water in the water pool 15 through the oxygenation pump 16, adding a microbial inoculum for purification into the water pool 15 through the chemical adding pump 18, then pumping the water in the water pool 15 through the water suction pump 17, providing compressed gas through the air compression pump 19, so as to increase the flow rate and pressure of the water flow, and finally sending high-pressure water flow into the spray head 7 through the water inlet pipe 8 for atomization and spraying;

s2, environmental odor is extracted by the blower 31 and is sent into the purifying box 1 through the air inlet pipe 3, the odor is firstly decomposed by the microorganism treatment on the biological filler 4 and then flows through the guide plate 5, the odor is blocked and guided by the baffle 51 to form an S shape and flows upwards, the atomized liquid sprayed by the spray head 7 converges at the top of the baffle 51, then the atomized liquid is guided by the guide groove 52 and flows downwards through the water spraying hole 53, so that multiple water curtains are formed between the adjacent baffles 51, the odor fully contacts with the water flow when flowing through, the odor is conveniently treated by the microbial inoculum in the water flow, then the odor is combined with atomized liquid fog drops when flowing to the atomization combining area 6, the surface of the tiny liquid drops forms extremely large surface energy, thereby adsorbing odor molecules, realizing oxygenation operation of the liquid, providing electrons for the odor molecules by oxygen in the liquid drops, and causing the odor molecules to generate chemical reaction decomposition, thereby realizing rapid purification, the purified gas flows into the dehumidifying tank 9 through the vent 10, is dehumidified, and is discharged.

Further, in step S1, the oxygenation pump 16 is a nano-aerator, and the nano-aerator pumps nano-oxygen into the liquid in the water storage tank to increase the oxygen concentration of the bacterial liquid, thereby increasing the activity of the microorganism, and the main microorganisms in the purifying microbial agent include sulfur-oxidizing bacteria, nitrobacteria, actinomycetes, brevibacillus laterosporus and paenibacillus polymyxa, the dilution ratio of the microbial agent to deionized water is 1:50-150, the odor mainly contains malodorous gases such as hydrogen sulfide, amine, ammonia, etc., and the malodorous gases are decomposed and absorbed by the sulfur-oxidizing bacteria, nitrobacteria and actinomycetes, the brevibacillus laterosporus can degrade toxic substances in the industrial waste gas, and extracellular polysaccharides and extracellular proteins generated by the paenibacillus polymyxa are beneficial to flocculation on biological fillers to improve the contact area of the odor, so that the microorganisms can decompose the odor.

Furthermore, a water pump and an air compressor can be used for pumping water and achieving the atomization level, and the water is uniformly sprayed on odor generation places (such as garbage piles and organic fertilizer fermentation waste piles waiting for processing odor sources) through an atomization nozzle on the ceiling of the odor place, so that the purpose of removing environmental odor is achieved.

The working principle is as follows: when the invention is used, tap water is treated by the deionization equipment 14 and then is introduced into the water tank 15 for storage, dissolved oxygen is added to water in the water tank 15 through the oxygenation pump 16, a microbial agent for purification is added into the water tank 15 through the chemical adding pump 18, then the water in the water tank 15 is pumped through the water suction pump 17, compressed gas is provided through the air compression pump 19, so that the flow velocity and the pressure of the water flow are increased, finally high-pressure water flow is sent into the spray head 7 through the water inlet pipe 8 for atomization and ejection, environmental odor is pumped through the air blower 31 and sent into the purification box 1 through the air inlet pipe 3, the odor is decomposed through microbial treatment on the biological filler 4 and then flows through the flow guide plate 5, the odor is blocked and guided by the baffle plate 51 to float upwards in an S shape, atomized liquid sprayed by the spray head 7 converges at the top of the baffle plate 51, is guided through the guide groove 52 and flows through the water spraying hole 53, then the foul smell fully contacts with rivers when flowing through, the microbial inoculum in the rivers of being convenient for is handled the foul smell, then the foul smell combines together with atomizing liquid fog drop when wafting to atomizing combination area 6, tiny liquid drop surface forms very big surface energy, thereby adsorb the foul smell molecule, and liquid realizes carrying out the oxygenation operation, oxygen in the liquid drop provides the electron to the foul smell molecule, make the foul smell molecule take place the chemical reaction and decompose, thereby purify fast, gas after the purification flows into dehumidification and discharge in the dehumidification case 9 through blow vent 10, thereby reach the purpose of high-efficient purification, reduce the volume and the cost of purification facility, and is convenient for popularize.

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 facility that environment foul smell purified, includes purifying box (1), its characterized in that: the utility model discloses a purification box, including bottom plate, purifying box, inlet pipe, spray nozzle, baffle, and dehumidification case (9) are installed to the bottom of the bottom plate of purifying box (1) one side is fixed has been cup jointed drain pipe (2), the fixed intake pipe (3) that has cup jointed in the lateral wall bottom of purifying box (1), biofilm carrier (4) are installed to the inner wall that purifying box (1) is close to intake pipe (3) within a definite time, wall mounting guide plate (5) in purifying box (1) of biofilm carrier (4) top, fixed cup joint inlet tube (8) on the roof of purifying box (1), inlet tube (8) bottom installation shower nozzle (7), purifying box (1) inner chamber between shower nozzle (7) and guide plate (5) forms atomizing conjunction area (6.

2. An ambient odor purification facility as defined in claim 1, wherein: air intake pipe (3) of purifying box (1) outer wall department are connected with air-blower (31), one end top fixed mounting that air-supply line (3) are located purifying box (1) inner wall has water retaining cover (32) of arc structure, the bottom plate of purifying box (1) is the slope structure, and drain pipe (2) are located the slope structure bottommost, open on purifying box (1) bottom plate of drain pipe (2) department and have submerged hole (11) of indent.

3. An ambient odor purification facility as defined in claim 1, wherein: guide plate (5) are including a plurality of baffles (51), and are a plurality of baffle (51) are crisscross to be fixed on the both sides inner wall of purifying box (1), open guide slot (52) that have a plurality of indent arc structures at the top of baffle (51), it has drenches water hole (53) to open on baffle (51) of guide slot (52) bottom.

4. An ambient odor purification facility as defined in claim 1, wherein: the fixed purifying box (1) roof that runs through in bottom of inlet tube (8), and the fixed a plurality of distributive pipes (12) that cup joint of bottom outer wall of inlet tube (8), a plurality of divide equally ring (13) of fixed intercommunication between distributive pipe (12), the bottom fixed mounting who divides ring (13) equally has a plurality of shower nozzles (7), and shower nozzle (7) are toper atomizer.

5. An ambient odor purification facility as defined in claim 1, wherein: dehumidifying box (9) includes box (91), box (91) fixed mounting is on the roof of purifying box (1), and inner chamber bottom intercommunication blow vent (10) of box (91), fixed network board (92) of fixed mounting between the bottom inner wall of box (91), the bottom of the cotton (93) that absorbs water of top fixed connection of fixed network board (92), the top fixed connection extrusion otter board (97) of cotton (93) absorb water, the both sides outer wall fixed mounting of extrusion otter board (97) has slider (96), open the both sides inner wall of box (91) has spout (94), slider (96) slip joint is in spout (94), and installs spring (95) between the bottom of slider (96) and spout (4), the top of extrusion otter board (97) closely laminates cam (98), cam (98) rotate through the pivot and connect box (91), and an activated carbon plate (99) is fixedly arranged at the top of the inner wall of the box body (91).

6. An ambient odor purification facility as defined in claim 1, wherein: fixed otter board (92) and extrusion otter board (97) are stainless steel square frame inside through the network structure that a plurality of nylon cord weaves and form, spring (94) are in compression state all the time, cam (98) fixedly connected with pivot, and the pivot terminal surface rotates and runs through box (91) and be connected with driving motor, it has the gas vent to open on the roof of box (91).

7. The use method of an environmental odor purification facility according to claims 1 to 6, characterized by comprising the steps of:

8. The use method of environmental odor purification according to claim 7, wherein: in step S1, the oxygenation pump 16 is a nano-aerator, the main microorganisms in the purifying microbial inoculum include sulfur-oxidizing bacteria, nitrifying bacteria, actinomycetes, brevibacillus laterosporus and paenibacillus polymyxa, and the dilution ratio of the microbial inoculum to deionized water is 1: 50-150.