KR101037170B1 - Manhole cover equipped with bio-filter - Google Patents

Abstract

PURPOSE: A manhole cover equipped with bio-filter is provided to prevent the direct discharge of bad smell gas by closing the lower part of a mounting member using an opening and closing member when the inflow water does not flow. CONSTITUTION: A manhole cover equipped with bio-filter comprises a manhole cover(10), a filter part(20), a form-retaining bracket(30) and a mounting member(40). The manhole cover has an inlet hole(11). An insertion hole(23) corresponding to the inlet hole is formed in the filter part. The filter part is arranged in the lower part of the manhole cover. The filter part includes soil microbes. An opposition insertion ball(35) and a plurality of porous(31a) are formed on the bracket. The mounting member comprises a body, an exhaust hole and a combining member.

Description

MANHOLE COVER EQUIPPED WITH BIO-FILTER}

The present invention is equipped with a filter unit in which the soil microorganism is multiplied and cultured in the conventional manhole cover to remove the odor gas generated in the water supply and sewage buried underground to discharge the clean gas, and also to install the filter unit in the conventional manhole cover It is possible to install and fix the filter part on the manhole cover simply by introducing a simple shape maintenance bracket and mounting means. Above all, the conventional manhole cover can be used as it is without any design change or replacement, thus maximizing the economic ripple effect. The present invention relates to a manhole cover provided with a biofilter.

In general, water is considered to be an infinite natural resource as one of the most important things for humans to live in, but water consumption is rapidly increased due to explosive population growth, industrialization, and urbanization.

In particular, the pollution of water due to urbanization is so severe that sewage or wastewater contaminated by domestic sewage and industrial wastewater includes pathogens such as Escherichia coli, viruses, bacteria, erythropoies, TIS bacteria, cholera bacteria, tuberculosis bacteria, Pseudomonas aeruginosa and tetanus. have.

Sewage or wastewater is lifted up and lifted up when it meets the part where manhole is formed on the road surface while manhole is installed through sewage pipe, and it leaks to the outside. Of course, bad smells lead to a deterioration of the living environment.

Most of the water treatment technologies for sterilization and deodorization use various means, such as sedimentation tank, microorganism, ultrasonic wave, hollow fiber, ozone, ultraviolet ray, and plasma, but if you try to increase efficiency, it is expensive and costly. If you want to reduce the efficiency was not good.

In other words, the conventional water treatment technology for sterilization and deodorization, that is, to install additional equipment in the water and sewage pipes to install the devices for water treatment,

Or a problem of inferior economy due to excessive cost, such as a design change to install the devices as described above on the manhole cover or a new manhole cover for the installation of the devices;

There is a problem that the time required for the installation of each device is excessive, and also the operation is not easy.

The present invention has been made to solve the above problems,

The conventional manhole cover is equipped with a filter unit in which soil microorganisms are multiplied and cultured to remove odor gas generated from water and sewage outlets buried underground to discharge clean gas,

In addition, by installing a simple shape maintenance bracket and mounting means for mounting the filter unit to the conventional manhole cover, the filter unit can be easily installed and fixed to the manhole cover,

First of all, it is an object of the present invention to provide a manhole cover with a biofilter that can use the conventional manhole cover as it is without any design change or replacement, thereby maximizing the economic ripple effect.

And the filter unit according to the present invention comprises a porous body, a carrier or adsorbent for soil microorganisms, or both, to expand the culture and habitat space for soil microorganisms, as well as to directly remove the odor,

In particular, it is another object of the present invention to provide a manhole cover equipped with a biofilter that can further increase resource savings and economic savings by recycling resources that dispose of the carrier and the adsorbent.

In addition, the mounting means and the shape-retaining bracket according to the present invention has a simple structure, yet easy to fix the filter unit to the manhole cover is easy and simple to provide a manhole cover with a biofilter that can increase workability. do.

Furthermore, the lower end of the mounting means according to the present invention is provided with an opening and closing member is opened by the water pressure when the inflow of the inflow water through the manhole cover, when the inflow is not inflow, the opening and closing member is closed by closing the lower end of the mounting means Another object of the present invention is to provide a manhole cover provided with a biofilter capable of doubling the odor removal efficiency by blocking direct discharge of odor gas generated from the odor gas.

In order to achieve the above object, the present invention, the manhole cover 10 having an inlet hole 11 penetrated up and down; A filter unit 20 disposed below the manhole cover and including soil microorganisms; A shape maintaining bracket (30) provided at a lower portion of the filter part to support the shape maintaining bracket; And mounting means 40 for integrally coupling the manhole cover, the filter part, and the shape maintaining bracket.

The filter unit according to the invention is characterized in that it comprises a porous body (氣孔 性), and the carrier or adsorbent for soil microorganisms provided in the body, or both.

The soil microorganism in the filter unit according to the invention is characterized in that it comprises ammonia oxidizing bacteria or hydrogen sulfide oxidizing bacteria, or both.

The mounting means 40 according to the present invention, the upper end is stepped into the inlet hole 11 of the manhole cover, each insertion hole 23 of the filter portion and the shape maintaining bracket formed to correspond to the inlet hole ( It characterized in that it comprises a body 41 which is arranged to pass through 35, the exhaust hole 43 formed in the body, and a coupling member 45 provided in the lower portion of the body.

The shape maintaining bracket according to the present invention is characterized in that it comprises a porous plate for supporting the lower surface of the filter portion, and a support member connected to the edge of the plate, for supporting the side portion of the filter portion.

The lower end of the mounting means according to the invention is characterized in that the opening and closing member 47 is further provided by the water pressure of the influent is further provided.

The manhole cover equipped with a biofilter according to the present invention is equipped with a filter unit in which soil microorganisms are multiplied and cultured on a conventional manhole cover to remove odor gas generated from water and sewage buried underground, and discharge clean gas.

In addition, by installing a simple shape maintenance bracket and mounting means for mounting the filter unit to the conventional manhole cover, the filter unit can be easily installed and fixed to the manhole cover,

Above all, the conventional manhole cover can be used as it is without any design change or replacement, thereby maximizing the economic ripple effect.

And the filter unit according to the present invention comprises a porous body, a carrier or adsorbent for soil microorganisms, or both, to expand the culture and habitat space for soil microorganisms, as well as to directly remove the odor,

In particular, by recycling the resources to dispose of the carrier and the adsorbent it is possible to further increase the savings of resources and economic savings.

In addition, the mounting means and the shape-retaining bracket according to the present invention can be easily fixed and easy to fix the filter unit to the manhole cover, while improving its workability.

Furthermore, the lower end of the mounting means according to the present invention is provided with an opening and closing member is opened by the water pressure when the inflow of the inflow water through the manhole cover, when the inflow is not inflow, the opening and closing member is closed by closing the lower end of the mounting means It is possible to double the odor removal efficiency by blocking the odor gas generated in the direct discharge.

1 is an exploded perspective view showing a manhole cover equipped with a biofilter according to the present invention;
Figure 2 is a perspective view showing a manhole cover equipped with a biofilter according to the present invention,
3 is a cross-sectional view illustrating a manhole cover provided with a biofilter according to the present invention;
4 is an exploded perspective view and an enlarged view showing a modification of the manhole cover provided with a biofilter according to the present invention;
Figure 5 is a cross-sectional view and operation state of FIG.

The manhole cover provided with the biofilter according to the present invention will be described in detail with reference to the accompanying drawings.

As shown in Figure 1 to Figure 3, the manhole cover with a biofilter according to the present invention is

Manhole cover 10; A filter unit 20 arranged below the manhole cover 10 and including soil microorganisms; Shape maintenance bracket 30 for the filter unit 20; And mounting means 40 for integrally coupling the manhole cover 10, the filter part 20, and the shape maintaining bracket 30.

1 to 3 in the manhole cover with a biofilter according to the present invention, the manhole cover 10 is

The manhole cover 10 installed horizontally with the ground for the inflow of rainwater or wastewater to the water and sewer buried underground is used as it is.

The manhole cover 10 according to the present invention is formed with a plurality of inlet holes 11 to enable the inflow of water as described above to the inlet and drain,

In addition, a stepped portion 13 is formed on the upper inner circumferential surface of the inflow hole 11, and the manhole cover 10 and the mounting means 40 are coupled to each other through the stepped coupling with the corresponding stepped portion 42 of the following mounting means 40. do.

Above all, in the present invention, while introducing the filter unit 20 for removing the odor, the design of the conventional manhole cover 10 for the mounting of the filter unit 20, or can be used as it is without replacement, the recycling value of resources And the economic ripple effect can be increased.

1 to 3, in the manhole cover 10 provided with a biofilter according to the present invention, the filter unit 20 is

Arranged under the manhole cover 10, soil microorganisms are inhabited and incubated to decompose odor-causing substances in the gas generated in the water and sewage so as to discharge the clean gas from which the odor has been removed to the outside to prevent environmental pollution. Make it possible.

The filter unit 20 according to the present invention includes a porous body 21, and includes a carrier 25 or an adsorbent for soil microorganisms provided in the body 21, or both.

That is, the main body 21 of the filter unit 20 is preferably made of a material having a myriad of pores, such as sponge to ensure breathability,

In addition, the main body 21 has an insertion hole 23 corresponding to the inflow hole 11 of the manhole cover 10 is formed, the body 41 of the mounting means 40 is inserted.

In the filter unit 20, the carrier is provided in the main body 21 to provide a habitat for soil microorganisms.

The carrier 25 preferably uses a material having a large specific surface area to fix many soil microorganisms.

In addition, by cutting the waste tire or waste plastic into a predetermined size with the carrier 25 and embedding it in the body, soil microorganisms secure a habitat space

It is desirable to increase the recycling of resources.

In addition, in the filter unit 20, the adsorbent 27 fixes coffee powder, coffee grounds, or green tea powder having excellent adsorptive power to the main body 21 so as to suck odors so that odor removal can be more complete. It is desirable to.

Therefore, the carrier 25 and the adsorbent 27 according to the present invention are odors by fixing waste microorganisms such as waste tires, waste plastics, coffee powders, green tea powders, etc. In addition to the removal treatment efficiency, it is possible to obtain the effect of increasing the recyclability and economical efficiency of resources.

And soil microorganisms in the filter unit 20 is fixed to the carrier 25,

The soil microorganism is preferably to be able to remove the odor of a particular property by using ammonia oxidizing bacteria, hydrogen sulfide oxidizing bacteria, or both.

That is, as the ammonia oxidizing bacteria among the soil microorganisms, Nitrosopira sp. strain, Nitrosomonas sp. strain, etc.

These ammonia oxides remove nitrogen in the process of oxidizing ammonia (NH3) with nitrite (NO2-) to obtain energy.

Hydrogen sulfide oxidizing bacteria among the soil microorganisms include Bacillus sp. strain, Thiobacillus sp. strain, etc.

These hydrogen sulfide oxidizing bacteria remove hydrogen sulfide in the process of oxidizing the sulfide to obtain energy.

That is, the soil microorganism removes representative nitrogen or hydrogen sulfide among the odor-causing substances, so that the odor-causing substances of a certain property in the wastewater in the sewage pipe can be adsorbed and decomposed together with the carrier to increase the odor removal efficiency.

Such soil microorganisms may be incubated selectively or simultaneously incubated in the body, that is, the carrier, so that the odor removal efficiency may be more effectively maximized.

Furthermore , it is desirable to culture and propagate soil microorganisms such as Bacillus, Pseudomonas, Aeromonas, and the like to remove phosphorus, which is one of the odor causing substances.

Therefore, the soil microorganisms according to the present invention eliminates the odor generated around the manhole by removing the odor generated in the water and sewage by adsorbing and decomposing nitrogen, hydrogen sulfide, phosphorus, organic substances, etc., which causes the odor.

Furthermore, it can provide environmentally friendly facilities by reducing air pollution.

1 to 3, in the manhole cover provided with a biofilter according to the present invention, the shape maintaining bracket 30 is

Maintaining the shape of the filter unit 20, and serves to fix the filter unit 20 by the mounting means (40).

Shape retaining bracket 30 according to the present invention and the porous plate 31 for supporting the lower surface of the filter portion 20,

It is connected to the edge of the plate 31, and comprises a support member 33 for supporting the side of the filter unit 20.

In addition, the plate 31 has a corresponding insertion hole 35 corresponding to the inlet hole 11 of the manhole cover 10 and the insertion hole 23 of the body 21 is formed of the following mounting means 40 It is fixed to the lower portion of the main body 21 of the filter unit 20 by a coupling member 45 formed at the lower end,

In addition, the support member 33 includes a plurality of vertical supports 33a connected to the edge of the plate 31, and a horizontal support 33b for connecting the vertical supports 33a in the circumferential direction. The lower surface of the body 21 of the main body 21 is supported to be wrapped.

That is, the shape maintaining bracket 30 serves to maintain the shape by supporting the lower portion of the main body 21 of the filter unit 20,

In addition, the mounting unit 40 serves as a structure capable of fixing the filter unit 20 to the lower portion of the manhole cover 10.

In addition, the shape maintaining bracket 30 is formed with a plurality of vent holes 31a in the plate 31 to ensure the breathability of odor gas,

In addition, it is preferable to make the support member 33, that is, the vertical and horizontal support members 33b surrounding the main body 21 side portions of the filter unit 20 as thin as possible, so as to facilitate the air permeability to the main body 21 side parts. Do.

1 to 3, in the manhole cover 10 equipped with a biofilter according to the present invention, the mounting means 40 is

The manhole cover 10, the filter unit 20, and the shape maintaining bracket 30 are integrally combined to serve to fix the filter unit 20 to the manhole cover 10.

First, as described above, the manhole cover 10, the main body 21 of the filter unit 20, and the plate 31 of the shape retaining bracket 30 correspond to each other; Corresponding insertion holes 35 are formed respectively,

The mounting means 40 is a body 41 which is arranged to penetrate the inlet 11, the insertion hole 23 and the corresponding insertion hole 35, and

An exhaust hole 43 formed in the body 41,

It comprises a coupling member 45 provided on the lower portion of the body 41.

That is, in the body 41 of the mounting means 40 is formed a hollow portion (41a) penetrated in the longitudinal direction, the interior is made of a hollow cylindrical shape,

A corresponding stepped portion 42 corresponding to the stepped portion 13 formed in the inflow hole 11 is formed at an upper end of the body 41 so that the corresponding stepped portion 42 of the body 41 at the stepped portion 13. ) Is straddled and combined.

And the exhaust hole 43 serves to discharge the clean gas from which the odor is removed by the filter unit 20 to the manhole foil,

Therefore, the exhaust hole 43 is provided in plurality along the circumferential direction of the body 41 in a rectangular shape so that the discharge of the gas can be made smoothly.

And the coupling member 45 is provided with a male screw portion (45a) on the outer peripheral surface of the lower portion of the body 41,

When the body 41 of the mounting means 40 is inserted through the inlet hole 11, the insertion hole 23 and the corresponding insertion hole 35, the male screw portion 45a of the coupling member 45 is Exposed downward through the corresponding insertion hole 35 of the plate 31,

The manhole cover 10, the filter unit 20 and the shape retaining bracket 30 are integrally coupled by fastening a nut provided with the female screw unit 45b to the male screw unit 45a of the coupling member 45 exposed as described above. You can do it.

However, the mounting means 40 may be coupled to each inlet hole 11 of the manhole cover 10 to increase the coupling force,

It is desirable to determine the design consideration in order to reduce the working time or material cost by introducing a minimum number of mounting means 40 in the limit that can ensure the coupling force.

Furthermore, as shown in FIGS. 4 and 5, an opening and closing member 47 is further provided at the lower end of the mounting means 40 according to the present invention.

The opening and closing member 47 is opened when the inflow of the manhole through the inlet hole 11 to enable the inflow of water into the water and sewage,

If there is no inflow of the inlet water it is possible to prevent the odor gas is discharged directly to the outside by closing the lower end of the mounting means (40).

Opening and closing member 47 according to the present invention for this purpose is a compression spring 47b having one end connected to the inner bottom surface of the hollow portion of the body 41,

It comprises a opening and closing plate (47a) connected to the other end of the compression spring (47b),

In this case, the body 41 and the compression spring 47b is connected by welding,

The opening and closing plate 47a and the compression spring 47b are integrally connected to an upper surface of the opening and closing plate 47a so that the other end of the compression spring 47b is connected to the connection tube 47c. By inserting the opening and closing plate 47a and the compression spring 47b are fixed.

That is, the body 41 of the mounting means 40 has a structure in which both ends are completely opened through the hollow portion 41a,

Obviously, the inflow water is introduced through the hollow portion 41a,

If there is no inflow of water, the odor gas generated from the wastewater in the water and sewage is discharged directly out of the manhole without filtration through the hollow portion (41a).

Accordingly, when the inflow water is introduced, the opening and closing member 47 is opened and closed by the compression spring 47b by the water pressure of the inflow water.

When there is no inflow of the inlet water, the compression spring 47b is restored by elasticity and by closing the lower end of the body 41, ie, the hollow part, by the opening and closing plate 47a by the tensile force.

The odor gas is prevented from being discharged directly to the outside of the manhole through the hollow portion 41a of the body 41, thereby enabling a more complete odor removal.

In describing the manhole cover provided with the biofilter of the present invention with reference to the accompanying drawings, the present invention has been described based on a specific shape and direction, but the present invention can be variously modified and changed by those skilled in the art. It should be construed as being included in the scope of the invention.

10: manhole cover 11: inflow hole
13: step
20: filter portion 21: main body
23 insertion hole 25 carrier
27: adsorbent
30: shape retaining bracket 31: plate
31a: fine hole 33: support member
33a: vertical support 33b: horizontal support
35: corresponding insertion hole
40: mounting means 41: body
41a: hollow portion 42: corresponding step portion
43: exhaust hole 45: coupling member
45a: male threaded portion 45b: female threaded portion
47: opening and closing member 47a: opening and closing plate
47b: compression spring 47c: connecting tube

Claims (6)

A manhole cover 10 having an inflow hole 11 penetrated up and down;
An insertion hole 23 corresponding to the inflow hole is formed and arranged under the manhole cover, and includes a filter part 20 including soil microorganisms;
It is provided in the lower portion of the filter unit to maintain the shape, and the shape retention bracket 30 is formed with a corresponding insertion hole 35 corresponding to the inlet hole 11 and a plurality of vent holes 31a for venting the odor gas )and;
As a manhole cover comprising a; mounting means 40 for coupling the manhole cover, the filter portion and the shape maintaining bracket integrally;
The mounting means 40,
The upper end is coupled stepwise to the inlet hole 11 of the manhole cover, and is arranged downward through the insertion hole 23 and the corresponding insertion hole 35 of the shape-keeping bracket 30 of the filter portion, the inside A body 41 having a hollow portion 41a penetrated in the longitudinal direction,
An exhaust hole 43 formed in the body,
Manhole cover provided with a bio-filter, characterized in that it comprises a coupling member 45 provided in the lower portion of the body.
The method of claim 1, wherein the filter unit 20
The porous body 21,
Manhole cover provided with a biofilter, characterized in that it comprises a carrier or adsorbent for the soil microorganisms provided in the main body, or both.
According to claim 1, wherein the soil microorganisms included in the filter unit
A manhole cover with a biofilter, characterized in that it comprises ammonia oxidizing bacteria or hydrogen sulfide oxidizing bacteria, or both.
delete According to any one of claims 1 to 3, wherein the shape retaining bracket 30
Porous plate 31 for supporting the lower surface of the filter portion,
Manhole cover is provided with a biofilter, characterized in that it is connected to the edge of the plate, comprising a support member 33 for supporting the side of the filter portion.
The method according to any one of claims 1 to 3,
Manhole cover with a bio-filter, characterized in that the lower end of the mounting means is further provided with an opening and closing member 47 is opened by the water pressure of the influent.

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