KR100975301B1 - The integrated deodorization cover system with biofilter for sewage and waste water treatment plant - Google Patents

Abstract

PURPOSE: A cover device for removing an odor integrated with a bio filter is provided to have no need of a large land and pipe connection, thereby saving an initial facility investing cost and an operating cost. CONSTITUTION: A cover device for removing an odor includes a bio filter type odor removing unit(100) and a cover unit for preventing odor spreading. The bio filter type odor removing unit includes a frame(10), a carrier module unit(20), a moisture supply unit(30), a flow inducing and draining unit(40), and an exhaust unit.

Description

The integrated deodorization cover system with biofilter for sewage and waste water treatment plant}

The present invention relates to a biofilter-integrated deodorization cover device for preventing odors in a wastewater treatment plant, and has a odor decomposition function in a cover generally installed in a odor generating facility such as a concentration tank, a sedimentation tank, a storage tank, etc. of a wastewater treatment plant. The present invention relates to a functional deodorizing cover device which is provided with a microorganism deodorizing device provided integrally and prevents the spread of odor generated even without a pipe or a separate deodorizing device connected to the odor generating facility, and at the same time, biological deodorization and odor control.

In general, odors generated in wastewater treatment plants are mostly sulfur compounds such as hydrogen sulfide, methylmercaptan, ammonia and trimethylamine, and nitrogen compounds, and are subject to special management and regulation by the odor prevention law. There is a high demand for more efficient prevention facilities. In the case of sewage treatment plants, a large amount of odor is generated in storage tanks, sedimentation tanks, digestion tanks, concentration tanks, and dehydration facilities, and residential areas are being built near the sewage treatment plants due to the development of housing sites due to urbanization. It is constantly increasing.

Due to this problem, in the wastewater treatment plant, the upper part of the odor discharge facility is completely covered with a cover made of various materials to form a sealed structure to prevent odor diffusion into the atmosphere, and the cover is equipped with a plurality of pipes to prevent odor gas inside the cover. It is collected and flown into a separate deodorization facility through a blower for disposal.

However, the conventional method as described above should be provided with a separate odor prevention facility and deodorization pipe, etc., it is necessary to secure their installation space and site, causing an increase in installation costs, the cover and deodorization facilities are connected by piping If there is an abnormality in the pipe connection portion, there is a problem that can not prevent the spread of the atmosphere of odor and hate aesthetics.

In addition, biodegradation method, activated carbon adsorption method, wet cleaning method, and chemical liquid cleaning method are widely used for deodorization in sewage water treatment plant.In Korea, the biofilter method is most frequently operated, but the large area is required and management is neglected. There is a problem that the deodorization efficiency is sharply lowered.

In addition, the conventional biofilter includes a water supply system for supplying water, but if the external temperature drops sharply in winter, the water supply pipe is frozen or condensation occurs frequently, which blocks the water supply pipe and reduces the activity of microorganisms due to low temperature. There have been various problems such as deterioration or stop operation.

The present invention is to solve the above problems, the object is to produce a deodorizing cover device integrated with a biofilter-type deodorizing unit including a microorganism carrier module to which the odor diffusion prevention cover and microorganisms attached / fixed, odor It is to provide a biofilter-integrated deodorizing cover device for preventing the odor of the sewage treatment plant having a simultaneous diffusion prevention and deodorization function.

Another object of the present invention is to form a bio-odor deodorizing cover integrally with the odor diffusion prevention cover portion, bio-integrated deodorization cover for preventing odor of the sewage treatment plant that can solve the problem of lack of space and site required to install the deodorizer To provide a device.

Still another object of the present invention is to connect a cover for preventing odor diffusion and a biofilter for odor removal by a leakage preventing unit to sewage wastewater treatment plant which can prevent a part of odor gas existing inside from spreading to the outside. It is to provide a bio-filter integrated deodorizing cover device for preventing odors.

Still another object of the present invention is to induce airflow and drainage to prevent the water supplied to the upper portion of the carrier module portion by the water supply portion to pass through the carrier layer to the lower surface of the storage tank, concentration tank, etc. where odor occurs It is to provide a biofilter-integrated deodorizing cover device for preventing odor of the wastewater treatment plant to be installed at a predetermined distance apart from the microorganism carrier module unit attached to the microorganism.

Still another object of the present invention is to discharge the odor gas collected and processed by the biofilter type deodorizer into the atmosphere by alternating operation of two suction type exhaust fans installed on the upper side by the check cap installed on the upper side of the exhaust fan. It is to provide a bio-filter integrated deodorization cover device for preventing odor of the wastewater treatment plant that can maintain a stable deodorization performance by continuously forming a negative pressure inside the deodorization cover device while blocking the inflow of.

Still another object of the present invention is to provide a biofilter-integrated deodorizing cover device for preventing odors in a wastewater treatment plant, which can stably supply moisture to a microbial carrier module unit to maintain deodorization efficiency through microorganisms.

Another object of the present invention is to open the air outlet of the check cap when the exhaust fan operation, the biofilter-integrated deodorization cover for preventing odor of the wastewater treatment plant that can facilitate the external discharge of the treated internal air To provide a device.

The present invention provides a deodorizing cover device installed in the odor generating equipment of the wastewater treatment plant;

The deodorizing cover device is integrally formed with a biofilter-type deodorizing unit having a deodorizing function and a odor diffusion preventing cover unit connected to both sides of the biofilter-type deodorizing unit by a leakage preventing unit,

The biofilter type deodorizer is fixed to the frame and the microorganism is attached / fixed to the microbial carrier is inserted into the carrier module unit, the water supply unit is installed on the frame so as to be positioned above the carrier module unit to intermittently spray water, the carrier It is installed on the frame so as to be spaced below the module unit to exclude the discharge water and at the same time to induce the odor gas flow upstream and drainage, and installed on the frame so as to be located above the carrier module unit carrier module unit And an exhaust unit for discharging the gas treated by the gas to the outside.

The present invention is to install a cover for preventing odor diffusion and bio-filter deodorizing unit integrally to provide a complex element having a deodorizing function in addition to the simple function to prevent the spread of the odorous substances with the conventional cover, a variety of deodorizing function I was angry.

In addition, the present invention is connected to the cover portion and the biofilter type deodorizing unit integrally, overcoming the limitations of the biofilter having a problem that requires a lot of land area, the connection of the pipe is unnecessary, the site cost and initial facility investment cost and It is expected to save a considerable amount of operating costs.

In addition, the present invention is the biofilter type deodorizing unit is installed in the form of a cover at the upper end of the storage tank or concentration tank that is maintained at 10 ℃ or more even in winter, and the water supply unit is installed therein, its thermal insulation effect even in a normal thermal insulation facility In addition, it is possible to prevent freezing of the moisture supply part and to maintain the microbial activity of the carrier module part.

In addition, the present invention is connected to the cover portion on both sides of the biofilter type deodorizing unit, by connecting the biofilter type deodorizing unit and the cover by the leakage preventing unit, the source of a part of the odor gas present in the inside to spread to the outside You can prevent it.

In addition, the present invention is aesthetically pleasing in design with a polycarbonate, which is an engineering plastic having a balanced mechanical properties (especially impact resistance), heat resistance, cold resistance, and electrical properties, and which is nontoxic and self-extinguishing. There are many effects, such as the expectation of the beautiful and warmth effect.

1 is an exemplary view showing a configuration according to the present invention
2 is an exemplary view showing an internal configuration according to the present invention
Figure 3 is an exemplary view showing the configuration of the water supply unit according to the present invention
Figure 4 is an exemplary view showing the configuration of the air flow guide and drainage portion according to the present invention
5 is an exemplary view showing a configuration of an exhaust unit according to the present invention;
6 is an exemplary view showing the configuration of the leakage preventing unit according to the present invention
7 is an exemplary view showing the overall configuration of the present invention

1 is an exemplary view showing a configuration according to the present invention, Figure 2 is an exemplary view showing an internal configuration of the biofilter-type deodorizing unit according to the present invention, Figure 3 is an exemplary view showing a configuration of the water supply unit according to the present invention. 4 is an exemplary view showing the configuration of the air flow induction and drainage according to the present invention, FIG. 5 is an exemplary view showing the configuration of the exhaust according to the present invention, Figure 6 is an illustration showing the configuration of the leakage preventing unit according to the present invention 7 is a view showing an example of the overall configuration of the present invention,

The present invention relates to a deodorizing cover device having both a odor diffusion prevention and a deodorizing function, and comprising: a deodorizing cover device installed in a odor generating facility of a wastewater treatment plant;

The deodorizing cover device 300 is integrally formed by the biofilter type deodorizing unit 100 having a deodorizing function and the odor diffusion preventing cover unit 200 connected to both sides of the biofilter type deodorizing unit by a leakage preventing unit. Formed connections,

The biofilter type deodorizing unit 100 is a frame 10, a carrier module unit 20 into which the microorganism carrier is fixed and installed on the frame and the microorganisms are attached / fixed, and the frame so as to be located above the carrier module unit. Water supply unit 30 is installed to intermittently spray water, and the air flow guide and drainage portion 40 is installed in the frame so as to be spaced below the carrier module unit to exclude the discharged water and to supply the odor gas to the upstream flow (40) And an exhaust unit 50 installed in the frame so as to be positioned above the carrier module unit to discharge the gas treated by the carrier module unit to the outside.

The frame 10 is installed to be located between the two cover parts 200, the water tank 11 is installed at one end, the discharge chamber 12 is installed at another one end, the main body support ( 13) is installed above the odor generating equipment 400, that is, the concentration tank, sedimentation tank, and storage tank in the wastewater treatment plant.

In addition, a barrier wall 14 is installed on both sides of the upper part of the frame 10, that is, on both sides of the frame located above the carrier module part, and the barrier wall is made of a material such as polycarbonate or FRP.

In addition, the water tank 11 is further provided with a temperature sensor 81, a level sensor 82, a heater 83 and the inspection window 84 and the like.

The temperature sensor is an electrochemical method and is operated in conjunction with a heater to maintain the temperature of the tank above 10 ℃ for the winter season, the level sensor has a function to adjust the water level of the tank, the check window and It is a transparent window installed to visually check the water quality.

The carrier module unit 20 is connected to the frame so as to be located between the water tank 11 and the discharge chamber 12, the carrier module 21 of the form of artificially attaching / fixing malodorous decomposition microorganisms to the carrier, Carrier support 22 to support the carrier module 21 and is connected to the frame 10, and the insulating cover 23 is installed to be located on both sides of the carrier module 21.

That is, the carrier module unit 20 is provided with a heat insulating cover 23 on both sides of the carrier module 21, the carrier support 22 is integrally installed on the lower side to be fixed to the frame 10.

The carrier module 21 has microorganisms filled therein to have physical adsorption and biological decomposition functions, and a substance that a person skilled in the art becomes a carrier in consideration of various factors such as scale, application range, treatment purpose and economic efficiency of the odor treatment system. It is possible to select / combine the characteristics and shape of the microorganisms, and the type and amount of microorganisms attached.

The carrier module 21 as described above is, for example, by depositing a material (coconut fiber, polyurethane foam, ceramics, etc.) as a carrier in an aqueous solution for attaching / fixing microorganisms consisting of polyethylene glycol, alginate, powder activated carbon, and microorganisms. It is supposed to be attached / fixed.

The aqueous solution for attaching / fixing microorganisms is for attaching / fixing microorganisms to a carrier, and polyethylene glycol: alginate: powder activated carbon: microorganism is mixed in a weight ratio of 18: 1: 1: 1 to maintain a sol state.

The polyethylene glycol is an artificial polymer material, has excellent chemical and mechanical durability and stability, and has an advantage of being easily molded into a structure having various pore structures.

The alginate has no toxicity to microorganisms as a porous natural polymer material, is easy to attach / fix microorganisms to a large surface area, and has excellent microbial adsorption capacity. The alginate used in the present invention is preferably sodium alginate.

The powdered activated carbon is a black powder having excellent adsorption performance, and has a very small pore, so that the specific surface area is large, and in particular, the adsorption power to gaseous odorous substances is high.

The microorganism includes a photosynthetic microorganism, and the microorganism is not particularly limited as long as the microorganism has hydrogen sulfide decomposing ability, and is preferably green non-sulfur bacteria.

The carrier support 22 is formed in the form of a mesh so as to facilitate the discharge of moisture and odor gas, and is fixed to the frame by a bolt or the like to support the carrier module.

The insulating cover 23 is installed on both sides of the carrier module 21, and maintains the temperature of the carrier module constant even if the external temperature changes, and has a function of promoting the survival and growth of microorganisms.

The water supply unit 30 supplies water to the carrier module unit 20, a spray nozzle 31 for spraying clean water into the carrier module unit 20, and spray water for supplying clean water to the spray nozzle 31. And a watering pump 33 for supplying clean water to the watering line 32. At this time, the sprinkling pump 33 is installed so that the clean water is located in the tank (11).

That is, the water spray pump 33 is installed in the water tank 11, the plurality of spray nozzles 31 are installed to be located between the blocking wall 14 above the carrier module portion, the plurality of spray nozzles 31 And the sprinkling pump 33 is connected by the sprinkling line 32 is to supply the clean water in the tank. In addition, the water tank 11 is connected to the inside of the odor generating facility by the drain line 15, it is possible to exclude the cleaning water or clean water, the drain line 15 is provided with a drain valve 16, Reference numeral 18 is an overflow line.

The water supply unit 30 configured as described above is supplied with clean water to the spray nozzle 31 along the spraying line 32 by the spraying pump 33, and upwards to the carrier module unit 20 through the spray nozzle 31. Clean water is to be supplied. At this time, the spray nozzle 31 is installed to be located between the blocking wall 14, the clean water sprayed through the spray nozzle 31 is supplied to the carrier module unit 20 without external leakage.

The airflow induction and drainage portion 40 is provided with a carrier module unit 20 to induce a malodorous gas and a function of discharging water passing through the carrier module unit 20, one end of the discharge chamber 12 It is installed to connect inside.

The airflow induction and drainage portion 40 includes a water plate 41 for discharging water, an induction plate 42 spaced apart from the water plate 41, and the water plate 41 and the induction plate ( 42 includes a fixing base 43 fixed to the frame 11.

In addition, the moisture plate 41 and the guide plate 42 has a corrugated slate (bone slate) shape in which concave and convex rounds are continuously connected, and the moisture plate 41 and the guide plate 42 are moisture It is spaced apart by the fixture 43 so that the concave round 45 of the guide plate is located above the concave round 44 of the plate, and the convex round 47 of the guide plate is located above the convex round 46 of the water plate. Is installed.

The induction plate 42 guides and discharges water passing through the carrier module unit 20 to the water plate 41. The induction discharge hole for water discharge and odor gas flows in the central portion of the concave round 45. 48 is formed.

The moisture plate 41 is transported and discharged to the water tank box 60 installed in the discharge chamber 12 by the concave round 44, for the flow of odor gas to the central portion of the convex round 47 An induction hole 49 is formed. At this time, the induction discharge hole 48 and the induction hole 49 preferably has a long hole shape.

That is, the airflow induction and drainage portion 40 flows through the convex round 47 of the guide plate when water supplied by the water supply unit 30 flows through the carrier module unit 20. The water collected in the concave round 45 is discharged to the concave round 44 of the moisture plate located below the induction plate 42 through the induction discharge hole 48, and the water is collected in the concave round 45. Moisture moved to the concave round 44 of the plate flows along the concave round 44, and is discharged into the water tank box 60 installed on one side of the frame. At this time, the water tank box 60 is connected to the odor generating facility through the drain line (17).

In addition, the odor gas is guided between the moisture plate 41 and the guide plate 42 through the guide hole 49 formed in the convex round 46 of the moisture plate, the induced odor gas is induced discharge hole of the guide plate Through 48, the carrier module 20 is raised.

The holder 43 is fixed to the water plate 41 and the guide plate 42 on the frame 10 so that the guide plate 42 is spaced apart above the water plate 41. The fixing stand 43 uses a known fastening means such as anchor bolts, pin bolts and the like.

The exhaust unit 50 discharges the internal air from which the odor is removed by the carrier module unit 20 to the outside, and a deodorizing fan casing 51 fixed to the frame 10 and the deodorizing fan casing 51. And a check cap 53 connected to the upper portion of the deodorizing fan casing 51 and vertically moved and having an air outlet.

The deodorizing fan casing 51 has a plurality of vertical guide grooves 54 formed at an upper portion to which the check cap 53 is connected, and an exhaust fan part including a deodorizing fan motor 55 and a deodorizing fan impeller 56. 52 is fixed.

The check cap 53 is installed to cover the upper portion of the deodorizing fan casing 51, a plurality of connecting bolts 57 are installed to penetrate the vertical guide groove 54 of the deodorizing fan casing, Air outlets 58 are formed to be positioned above the connecting bolts 57.

That is, the check cap 53 and the deodorizing fan casing 51 are connected by connecting bolts 57 penetrating the vertical guide grooves 54, and the connecting bolts 57 connect the vertical guide grooves 54. Since it can be moved along, the check cap 53 can be moved up and down by the length of the vertical guide groove 54 from the upper side of the deodorizing fan casing 51, at the same time the shank of the check cap 53, The air outlet 58 rises above the upper side of the deodorizing fan casing 51, and the internal air treated by the carrier module unit 20 is discharged to the outside through the air outlet 58.

Exhaust portion made as described above is provided with a state in which the air outlet port 58 of the check cap is closed by the deodorizing fan casing 51 when the exhaust fan portion 52 is not operated.

The exhaust unit 50 as described above is preferably installed in two or more units on the upper side of the frame, the two or more exhaust units are installed above the exhaust fan unit when exhausting the internal air to the atmosphere (external) by alternating operation. By blocking the inflow of external air by the check cap it is possible to maintain a stable deodorizing performance by continuously forming a negative pressure inside the deodorizing cover device of the present invention.

In addition, according to the present invention, the leakage preventing portion 70 is provided at the junction of the biofilter type deodorizing portion 100 and the odor diffusion preventing cover portion 200. That is, the biofilter-type deodorizing unit and the odor diffusion preventing cover part are connected by a leakage preventing unit, and the leakage preventing unit is fixed to one side of the biofilter-type deodorizing unit as shown in FIG. It is made of an elastic material fixed or in contact with the cover part.

In addition, the odor diffusion preventing cover part is connected to both sides of the biofilter-type deodorizing portion by the leakage preventing portion, and made of polycarbonate, glass fiber reinforced plastic (FRP) material.

According to the present invention configured as described above, the odor gas in the odor facility is operated by the operation of the exhaust unit 50 through the induction hole 49 and the induction discharge hole 48 of the air flow induction and the drain. The odor is removed through the space between the carrier module unit 20 and the carrier module unit 20, and the internal air from which the odor is removed is discharged to the outside through the open air outlet 58 of the exhaust unit.

In addition, the water sprayed into the carrier module portion by the water supply unit 30 passes through the carrier module unit 20 and moves to the concave round 44 of the moisture plate through the induction discharge hole 48 formed in the concave round of the guide plate. Then, the water moved to the concave round 44 of the moisture plate flows along the concave round 44, it is discharged into the water tank box 60 installed in the discharge portion on one side of the frame.

The present invention is not limited to the above-described specific preferred embodiments, and various modifications can be made by any person having ordinary skill in the art without departing from the gist of the present invention claimed in the claims. Of course, such changes will fall within the scope of the claims.

10: frame 11: tank
(12): discharge chamber (13): main body support
(14): barrier wall (15): drain line
(16): drain valve (17): drain line
20: carrier module portion 21: carrier module
(22): carrier support (23): thermal cover
30: water supply part 31: spray nozzle
(32): spraying line (33): spraying pump
(40): air flow guide and drainage
(41): moisture plate 42: guide plate
(43): Fixture base 44: Moisture plate concave round
(45): guide plate concave round (46): moisture plate convex round
(47): guide plate convex round (48): guided discharge hole
(49): induction hole (50): exhaust
(51): deodorizing fan casing (52): exhaust fan
(53): Check cap (54): Vertical guide hole
(55): Deodorizing fan motor (56): Deodorizing fan impeller
(57): Connecting bolt (58): Air outlet
(60): water tank box (70): leakage prevention part
100: biofilter type deodorizer
(200): Odor diffusion prevention cover part 300: Deodorization cover device
400: odor generating equipment

Claims (11)

In the deodorizing cover device installed in the odor generating equipment of the sewage treatment plant;
The deodorizing cover device is a biofilter type deodorizing unit having a deodorizing function by a microbial carrier module to which microorganisms are attached / fixed, and an odor diffusion preventing cover that is integrally installed by a leakage preventing unit on both sides of the biofilter type deodorizing unit. Including wealth,
The biofilter-type deodorizing unit and the frame,
A carrier module unit fixed to the frame and into which a microorganism carrier to which microorganisms are attached / fixed is inserted;
A water supply unit installed in the frame so as to be positioned above the carrier module unit and intermittently spraying water;
An airflow induction and drainage part installed on the frame so as to be spaced below the carrier module part to exclude the discharged water and to supply the odor gas to the upstream;
It is installed on the frame so as to be located above the carrier module unit comprises an exhaust unit for discharging the gas treated by the carrier module unit to the outside,
The leakage preventing part is one side is fixed to the bio-filter type deodorizing unit, the other side is a bio-filter integrated deodorizing cover device for preventing odor of the sewage waste water treatment plant, characterized in that made of an elastic material fixed or contacted with the cover for preventing odor diffusion.
delete The method according to claim 1;
The frame is provided with a water tank at one end, and a discharge chamber at another end, and a wastewater treatment plant characterized in that a barrier wall is provided at both upper sides between the water tank and the discharge chamber so as to be positioned above the carrier module unit. Bio-filter integrated deodorization cover device to prevent bad smell.
The method according to claim 1;
The carrier module unit and the carrier module of the form of artificially attaching / fixing the malodor decomposition microorganisms to the carrier;
A carrier support for supporting the carrier module and being connected to the frame;
Bio-filter integrated deodorizing cover device for preventing odor of the sewage treatment plant, characterized in that it comprises a thermal cover installed to be located on both sides of the carrier module.
The method according to claim 1;
The airflow induction and drainage portion of the wastewater treatment plant comprises a water plate for discharging water, a guide plate spaced apart from the top of the water plate, and a fixing rod for fixing the water plate and the water guide plate to a frame. Bio filter integrated deodorization cover device to prevent odor.
The method according to claim 5;
The water plate and the guide plate has a corrugated slate (bone slate) shape in which the concave round and the convex round are continuously connected, and the water plate and the guide plate have the concave round of the guide plate positioned above the concave round of the water plate. In addition, the biofilter-integrated deodorization cover device for preventing odors of sewage treatment plant, characterized in that spaced apart by a fixing stand so that the convex round of the guide plate is located above the convex round of the water plate.
The method according to claim 6;
The guide plate is formed in the center of the concave round is formed in the inlet discharge hole of the long hole shape for the discharge of water and the flow of odor gas,
The moisture plate is transported and discharged to the water tank box by the concave round, the bio-filter integrated deodorization for preventing odor of the sewage treatment plant, characterized in that the induction hole for the flow of odor gas is formed in the central portion of the convex round. Cover device.
The method according to claim 1;
The exhaust part includes a deodorizing fan casing fixed to the frame, an exhaust fan part installed in the deodorizing fan casing, and a check cap connected to the upper part of the deodorizing fan casing and vertically moved and having an air outlet. Bio filter integrated deodorization cover device to prevent bad smell of sewage water treatment plant.
The method of claim 8;
The deodorizing fan casing is a biofilter-integrated deodorizing cover device for preventing odors in a sewage treatment plant, characterized in that a plurality of vertical guide grooves are formed at an upper portion to which a check cap is connected.
The method of claim 8;
The check cap has a plurality of connecting bolts are installed to penetrate the vertical guide groove of the deodorizing fan casing, and a plurality of air outlets are formed to be located above the connecting bolts along the outer circumferential surface of the wastewater treatment plant. Bio filter integrated deodorizing cover device.
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