KR101539984B1 - Sample filtration device for water quality measurement device and sample filtration method for water quality measurement device - Google Patents

Abstract

The present invention relates to a filtration device and a filtration method and, specifically, to a filtration device capable of cleaning a filer by inserting air to the inside of a housing of a filter and effectively removing a floating material or the like contained in a fluid with multi-staged coupling, and a filtration method. The filtration device comprises: a housing; a filter equipped inside the housing; a first fluid inlet hole, a first fluid discharge hole, and a drain formed in the housing; a second fluid inlet hole for supplying a second fluid from the upper part of the filter to the inside of the filter; a first fluid discharge hole formed on the lower part of the filter; and a pipe conduit formed in the first fluid discharge hole and the housing, and connected with the second fluid discharge hole.

Description

Technical Field [0001] The present invention relates to a sample filtration apparatus for a water quality monitoring apparatus and a sample filtration apparatus for a water quality monitoring apparatus,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a filtration apparatus and a filtration method, and more particularly, to a filtration apparatus and a filtration method which are capable of automatically cleaning foreign matter of a filter of a filtration apparatus.

Water quality monitoring equipment is a device to measure the pollution of water. Typical examples are Total Organic Carbon (TOC), Total Phosphorus (TP), Biochemical Oxygen Demand (BOD) (COD, Chemical Oxygen Demand), and the like.

The front end of such a water quality monitoring measuring device may be provided with a filtration device for removing contaminants contained in water. The filtration device is a device for removing suspended substances contained in water and serves to provide water from which suspended substances are removed by a water quality monitoring and measuring device.

When the water containing suspended solids is directly supplied to the water quality monitoring apparatus as a sample, the total organic carbon amount or the total phosphorus amount of the sample is affected by the suspended solids, and the amount of total organic carbon and total phosphorus of the sample is changed The water quality monitoring measuring apparatus will be in error. That is, the accuracy of the water quality monitoring measuring device can not be guaranteed.

Therefore, in order to accurately grasp the degree of contamination of water, such suspended substances should be removed. For this purpose, a filtration device may be installed in front of the water quality monitoring and measuring apparatus.

However, such filtration apparatus has a problem in that clay, silt and sand particles are piled up depending on the operation, and these particles cause clogging of valves and pipelines. Clay, silt and the like are accumulated in the filter, and Escherichia coli or germs are proliferated here, thereby contaminating the sample.

Further, in the case of a water quality monitoring and measuring apparatus which is installed in a wide area such as a river and is remotely managed, it has been inconvenient to regularly repair the individual filtration apparatuses individually in order to prevent the channel of the filtration apparatus from being clogged.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a filtration apparatus and a filtration method capable of automatically washing a filter of a filtration apparatus and supplying a stable sample to a water quality monitoring and measuring apparatus.

It is another object of the present invention to provide a filtration device and filtration method capable of more accurately measuring the quality of water by providing a filtration device that can be connected in plural as necessary.

In order to accomplish the above object, the present invention provides a semiconductor device comprising: a housing; A filter disposed inside the housing; A first fluid inlet formed in the housing; A first fluid outlet formed in the housing; A drain formed in the housing; A second fluid inlet formed in the housing to supply a second fluid into the filter; A first fluid outlet formed in the filter; And a conduit connecting the first fluid outlet formed in the filter and the first fluid outlet formed in the housing.

A first fluid pump for injecting a first fluid into a first fluid inlet formed in the housing; A second fluid pump for injecting a second fluid into a second fluid inlet formed in the housing; And a first valve coupled to a drain formed in the housing.

The apparatus may further include at least one second valve disposed between a second fluid inlet formed in the housing and the second fluid pump.

The first valve is a pinch valve, and the second valve is a manual valve or a check valve.

Further, the present invention provides a filtration apparatus characterized in that the filter is provided with wrinkles.

Further, the filter is cylindrical, and the housing is cylindrical.

Further, the present invention further includes a control unit for controlling the operation of the first fluid pump, the second fluid pump, the first valve, or the second valve.

Further, A filter provided inside the housing; A first fluid inlet formed in the housing; A first fluid outlet formed in the housing; A drain formed on the housing; A second fluid inlet formed in the housing to supply a second fluid into the filter; A first fluid outlet formed in the filter; And a conduit connecting the first fluid outlet formed in the filter and the first fluid outlet formed in the housing, wherein the plurality of filtration devices include a plurality of filtration devices, and the first fluid outlet of one of the plurality of filtration devices And a first fluid inlet of the other of the plurality of filtration apparatuses is connected to the first fluid inlet of the filtration apparatus in which the first fluid is first introduced from among the plurality of filtration apparatuses, Wherein the first fluid outlet of the filtration device, which is the last of the filtration devices to which the first fluid is injected, is opened.

A second fluid pump for injecting a second fluid into a second fluid inlet formed in the housing; And a first valve connected to a drain formed in the housing.

The apparatus may further include at least one second valve disposed between a second fluid inlet formed in the housing and the second fluid pump.

Further, the first valve is a pinch valve, and the second valve is a manual valve or a check valve.

Further, the present invention provides a filtration apparatus characterized in that the filter is provided with wrinkles.

Further, the filter is cylindrical, and the housing is cylindrical.

Further, the first fluid is water, and the second fluid is air.

The present invention also relates to a method comprising: introducing a first fluid into a first fluid inlet of a housing of a filtration apparatus; Flowing the first fluid through the filter of the filtration apparatus into the filter; The first fluid being discharged through a first fluid outlet formed in the filter of the filtration device; And discharging the first fluid through the first fluid outlet of the housing of the filtration apparatus through a conduit.

Further comprising the step of the first fluid being introduced into a first fluid inlet of a housing of another filtration apparatus after the first fluid is discharged through a conduit through a first fluid outlet of the housing of the filtration apparatus; Introducing the first fluid into the filter through the filter of the other filtration device; Wherein the first fluid is discharged through a first fluid outlet formed in the filter of the other filtration apparatus, and when the first fluid is in addition to the other filtration apparatus, Wherein the fluid is introduced into the first fluid inlet of the device.

The method may further include the step of supplying a second fluid to the interior of the filter through the second fluid inlet of the housing of the filtration apparatus.

The method may further include discharging the first fluid through a drain formed in the housing of the filtration apparatus.

Also, the present invention provides a method for producing a fluid, comprising: introducing a first fluid; Wherein the first fluid is discharged through at least one filter, and the filtration method further comprises the step of supplying the second fluid to the opposite surface of the filter through which the first fluid flows, The filtration method further comprising the steps of:

Further, the present invention provides a filtration method characterized in that the filter is provided with wrinkles.

Further, the present invention provides a filtration method characterized in that the filter is cylindrical.

Further, the first fluid is water and the second fluid is air.

The filtration apparatus and the filtration method according to the present invention have the following effects.

First, there is an effect that the filter of the filtration apparatus can be automatically cleaned.

Second, since the filter of the filtration apparatus can be automatically cleaned, there is no need to collect the filter for cleaning, and the maintenance is easy.

Third, the lifetime of the filter can be increased through periodic or aperiodic cleaning of the filter of the filtering device. Therefore, it is possible to reduce the cost consumed in consumables and the like.

Fourthly, there is an effect that a plurality of filtration apparatuses can be connected as needed to appropriately supply a water quality sample suitable for use by the water quality monitoring and measuring apparatus.

Fifth, according to the filtration apparatus according to the preferred embodiment of the present invention, it is possible to filter more than 90% of floating matters having a particle size of 10 m or more and supply the filtered water to the water quality monitoring and measuring apparatus.

Sixth, since the filtering device according to the preferred embodiment of the present invention can be connected to the filter device alone or in multiple stages as required, it is possible to actively adjust the operating environment in response to various situations, and it is easy to install and move.

FIG. 1 is a schematic view showing a configuration of a filtration apparatus and a filtration method according to a preferred embodiment of the present invention.
2 is a view showing a configuration of a filtration apparatus according to a preferred embodiment of the present invention.
FIG. 3 is a view showing a filter of a filtration apparatus according to a preferred embodiment of the present invention.
FIG. 4 is a top view of a filtration apparatus according to a preferred embodiment of the present invention.
FIG. 5 is a view illustrating a multistage connected filtration apparatus according to a preferred embodiment of the present invention.
FIG. 6 is a view showing a top view of the filtration device connected in three stages. FIG.
FIG. 7 is a view showing a filtration apparatus according to a preferred embodiment of the present invention and an external configuration apparatus for driving the same.
8 is a flow chart showing a filtration method according to a preferred embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and are herein described in detail. It should be understood, however, that the invention is not intended to be limited to the particular forms disclosed, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

FIG. 1 is a schematic view showing a configuration of a filtration apparatus and a filtration method according to a preferred embodiment of the present invention.

The filtration apparatus 1000 according to the preferred embodiment of the present invention is an apparatus for removing suspended substances or contaminants remaining in the first fluid, and may be used alone, but a plurality of filtration apparatuses 1000 are connected to each other, .

FIG. 1 is a view illustrating a filtration apparatus 1000 according to a preferred embodiment of the present invention connected to each other in three stages. The leftmost filtration apparatus 1000 is referred to as a first-stage filtration apparatus, the intermediate filtration apparatus 1000 as a second-stage filtration apparatus, and the rightmost filtration apparatus 1000 as a third-stage filtration apparatus .

First, the first fluid may be injected into the first stage filtration device. In the description of the present invention, the first fluid may refer to a liquid including water or the like, and may be referred to as a sample on the drawings. Further, in the description of the present invention, a fluid means a concept including both a gas and a liquid, the first fluid may be preferably a liquid, and the second fluid may be a gas but is not limited thereto.

The first fluid input to the first-stage filtration device can be discharged after the foreign substances in the first fluid are filtered through the second-stage filtration device and the third-stage filtration device. Thus, according to the filtration apparatus 1000 according to the preferred embodiment of the present invention, the suspended solids included in the first fluid can be effectively removed. Therefore, in the water quality monitoring and measuring apparatus that can be connected to the rear end of the filtration apparatus, the first fluid having a minimum amount of floating matters can be introduced, so that the measurement performance of the water quality monitoring and measuring apparatus can be improved.

Such a filtration apparatus 1000 may be used alone, and a plurality of filtration apparatuses 1000 may be used in connection with each other as required. Such connection method will be described later in detail.

The control unit 900 can operate a valve disposed on the channel of the filtration apparatuses 1000 and a pump for supplying the fluid and after removing the accumulated contaminants in the filter of the filtration apparatus 1000 And to control the on / off operation of the valve connected to the drain to drain the first fluid containing the pollutant.

2 is a view showing a configuration of a filtration apparatus according to a preferred embodiment of the present invention.

The filtering apparatus 1000 according to a preferred embodiment of the present invention may include a housing 100, a filter 200, and a channel 140.

The housing 100 of the filtration apparatus 1000 may have a cylindrical shape and may be made of an acrylic material so that the interior of the housing 100 can be identified. However, the present invention is not limited thereto, and it can be manufactured in various materials and shapes as long as it can perform the function of flowing the first fluid.

The first fluid inlet 110, the first fluid outlet 120, the second fluid inlet 210, and the drain 130 may be formed in the housing 100. Liquid containing water or the like, which is the first fluid, may be introduced into the housing 100 through the first fluid inlet 110. The first fluid discharged through the filter 200 in the housing 100 can be discharged to the outside through the second fluid outlet 120. The second fluid can be supplied to the filter 200 through the second fluid inlet 210 formed in the upper portion of the cylindrical housing 100. For this, the second fluid inlet 210 may be formed in such a manner that the second fluid inlet 210 passes from the outer surface of the housing 100 to a portion where the inner surface of the filter is connected. A drain 130 used to discharge the first fluid inside the housing 100 to the outside may be formed at the lower end of the cylindrical housing. The drain 130 may be opened after the second fluid is injected into the filter 200 and the accumulated foreign substances or suspended substances accumulate on the external surface of the filter. Therefore, according to the filtering apparatus 1000 according to the preferred embodiment of the present invention, the filter inside the housing 100 can be automatically cleaned.

A first fluid outlet 220 may be formed in the filter 200 of the filtration apparatus 1000 according to the preferred embodiment of the present invention. A channel 140 may be provided between the first fluid outlet 220 of the filter 200 and the first fluid outlet 120 of the housing 100. Accordingly, the first fluid having the floating body removed through the filter 200 is discharged through the first fluid outlet 120 of the housing 200 through the first fluid outlet 220 of the filter 200, And can be discharged to the outside. The discharged first fluid may be introduced into the water quality monitoring apparatus and used to measure the quality of the first fluid.

FIG. 3 is a view showing a filter of a filtration apparatus according to a preferred embodiment of the present invention.
It can be seen that the second fluid inlet 210 is formed on the upper portion of the housing 100 of the filtration apparatus 1000. The filtering apparatus 1000 according to the preferred embodiment of the present invention can receive the second fluid containing air through the second fluid inlet 210. [ Then, the pollutant accumulated on the outer surface of the filter 200 can be removed from the filter by using the second fluid thus injected.

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FIG. 4 is a top view of a filtration apparatus according to a preferred embodiment of the present invention.

In a preferred embodiment of the present invention, the filter 200 of the filtration apparatus 1000 may be formed in a cylindrical shape similar to the housing 100. A wrinkle may be formed to widen the contact area with the first fluid. Therefore, the housing of the filtration apparatus according to the preferred embodiment of the present invention can maximize the effect of removing contaminants contained in the first fluid through the corrugations.

FIG. 5 is a view illustrating a multistage connected filtration apparatus according to a preferred embodiment of the present invention.

The filtration apparatus 1000 according to the preferred embodiment of the present invention may be used alone, but it is also possible to connect the plurality of filtration apparatuses 1000 together to improve the filtration performance as in the embodiment of FIG. 5.

The connection between the plurality of filtration apparatuses 1000 is achieved by connecting the first fluid outlet 120 of one of the filtration apparatuses 1000 to the first fluid inlet 110 of the other filtration apparatus 1000 through the conduit 140, .

5, the first fluid outlet 120 of the leftmost filtration apparatus 1000 and the first fluid inlet 110 of the filtration apparatus 1000 at the center And the first fluid outlet 120 of the central filtration apparatus 1000 may be connected to the first fluid inlet 110 of the rightmost filtration apparatus 1000. [ Accordingly, when water, which is the first fluid, is supplied to the first fluid inlet 110 of the rightmost filtration apparatus 1000, the filtered fluid is sequentially filtered through the filter 200, The first fluid is discharged through the first fluid outlet 120 of the first and second fluid discharge chambers 1000, 1000. The filtered first fluid is input to the water quality monitoring and measuring device, so that the water quality can be more stably measured.

FIG. 6 is a view showing a top view of the filtration device connected in three stages. FIG.

At the upper end of the housing 100 of each filtration apparatus 1000, a second fluid inlet 210 through which air, which is a second fluid, can be injected into the filter 200 is formed.

The filtering apparatus 1000 according to the preferred embodiment of the present invention has an effect that the particles adhering to the outer surface of the filter can be removed by injecting air into the filter through the second fluid inlet 210. [

FIG. 7 is a view showing a filtration apparatus according to a preferred embodiment of the present invention and an external configuration apparatus for driving the same.

A filtration apparatus 1000 according to a preferred embodiment of the present invention includes a first fluid pump 300, a second fluid pump 400, a first valve 500, and a second valve 600, .

The first fluid pump 300 may pump the first fluid and supply the first fluid to the housing 100 of the filtration apparatus 1000. To this end, the output pipe of the first fluid pump 300 is connected to the housing 100 100 to the first fluid inlet 110 of the first fluid inlet 110.

The first valve 500 may be provided on the drain 130 of the lower surface of the housing 100 of the filtering apparatus 1000 according to the preferred embodiment of the present invention. The first valve 500 may be opened when it is necessary to discharge the first fluid inside the housing 100 to the outside. More specifically, when a large amount of contaminants accumulate in the filter 200 of the filtering apparatus 1000 and it is necessary to clean the filter 200, a second fluid containing air is injected into the filter 200, The first valve 500 is opened and the first fluid inside the housing 100 is discharged to the outside of the filtration apparatus 1000 after the pollutant containing the suspended matters on the outer surface is separated from the filter 200 . The filtering apparatus 1000 according to the preferred embodiment of the present invention has the effect of maximizing the performance of the filter 200 at all times by regularly performing the cleaning operation. The first valve 500 may be a pinch valve.

The second fluid pump 400 may inject air, which is a second fluid, into the filter 200 through the second fluid inlet 210 formed in the upper portion of the housing 100. A second valve 600 for controlling the amount of the second fluid supplied from the second fluid is provided between the second fluid pump 400 and the second fluid inlet 210 formed on the upper surface of the housing 100 .

The second valve 600 may be composed of two valves, one of which may be a manual valve 610 and the other of which may be a check valve. The second valve 600 may actively regulate the amount of the second fluid injected from the second fluid pump 400 so as to more effectively remove foreign matters on the outer surface of the filter 200. [ For example, the filter 200 can be cleaned more easily through fuzzy control or the like.

In the case where the filtration apparatus 1000 according to the preferred embodiment of the present invention is connected in a multi-stage, the first fluid from the filtration apparatus 1000 to which the first fluid is injected is the last to flow in the order of the filtration apparatus 1000 The size of the hole of the mesh of the filter can be made smaller. That is, at first, suspended particles having a large particle size are filtered, and suspended particles having a small particle size can be removed by the filtration apparatus 1000. Accordingly, the filtration apparatus 1000 according to the preferred embodiment of the present invention can remove at least 90% of suspended particles having a particle size of 10 m or more and supply the water quality monitoring and measuring apparatus.

8 is a flow chart showing a filtration method according to a preferred embodiment of the present invention.

In the filtration method according to the preferred embodiment of the present invention, the first fluid may be first introduced into the housing 100. (S8-1)

Next, the first fluid introduced into the housing 100 may be introduced into the filter through the porous filter 200. (S8-2) The fluid introduced into the filter 200 And then discharged through the first fluid outlet 120 of the filter 200. (S8-3)

The fluid discharged through the first fluid outlet 120 of the filter is discharged to the outside through the first fluid outlet 120 of the housing 100 through the conduit 140 (S8-4).

If the filtration apparatus 1000 through the above process is the last filtration apparatus (S8-5), the filtration method according to the preferred embodiment of the present invention is ended by passing the sample to the water quality monitoring and measuring apparatus, The first fluid may be introduced into the housing 100 of the filtration apparatus 1000 at the next stage.

Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims. And changes may be made without departing from the spirit and scope of the invention.

100: Housing
110: a first fluid inlet
120: a first fluid outlet formed in the housing
130: drain
140: channel
200: filter
210: a second fluid inlet
220: a first fluid outlet formed in the filter
300: first fluid pump
400: second fluid pump
500: first valve
600: second valve
610: Manual valve
620: Check valve

Claims (22)

A housing;
A filter disposed inside the housing;
A first fluid inlet formed in the housing;
A first fluid outlet formed in the housing;
A drain formed in the housing;
A second fluid inlet formed through the housing and the top of the filter to supply a second fluid from the top of the filter to the interior of the filter;
A first fluid outlet formed at a lower portion of the filter;
And a conduit connecting the first fluid outlet formed in the filter and the second fluid outlet formed in the housing,
A wrinkle is formed on the surface of the filter,
Wherein the first fluid is water,
And the second fluid is air.
The method according to claim 1,
A first fluid pump for injecting a first fluid into a first fluid inlet formed in the housing;
A second fluid pump for injecting a second fluid into a second fluid inlet formed in the housing;
And a first valve connected to a drain formed in the housing.
3. The method of claim 2,
Further comprising: at least one second valve disposed between a second fluid inlet formed in the housing and the second fluid pump.
The method of claim 3,
The first valve is a pinch valve,
And the second valve is a manual valve or a check valve.
The method according to claim 1,
The filter is cylindrical,
Wherein the housing has a cylindrical shape.
3. The method of claim 2,
And a controller for controlling the operation of the first fluid pump, the second fluid pump, the first valve or the second valve,
Wherein the controller controls the first fluid pump, the second fluid pump, the first valve, or the second valve by fuzzy control.
housing;
A filter provided inside the housing;
A first fluid inlet formed in the housing;
A first fluid outlet formed in the housing;
A drain formed on the housing;
A second fluid inlet formed through the housing and the top of the filter to supply a second fluid from the top of the filter to the interior of the filter;
A first fluid outlet formed at a lower portion of the filter;
And a conduit connecting the first fluid outlet formed in the filter and the first fluid outlet formed in the housing to the plurality of sample filtration devices for the water quality monitoring and measuring apparatus,
A sample filtration device for a water quality monitoring measurement device for a first fluid outlet of a sample filtration device for a water quality monitoring measurement device and a sample filtration device for the plurality of water quality monitoring measurement devices, either of the sample filtration devices for a plurality of water quality monitoring measurement devices A first fluid inlet of the device is connected,
A first fluid pump is connected to a first fluid inlet of a sample filtration apparatus for a water quality monitoring measuring apparatus in which a first fluid is first injected into a sample filtration apparatus for a plurality of water quality monitoring measurement apparatuses,
The first fluid outlet of the sample filtration device for the water quality monitoring measuring device, which is the last of the sample filtration devices for the plurality of water quality monitoring measurement devices,
A wrinkle is formed on the surface of the filter,
Wherein the first fluid is water,
And the second fluid is air.
8. The method of claim 7,
A second fluid pump for injecting a second fluid into a second fluid inlet formed in the housing;
And a first valve connected to a drain formed in the housing.
9. The method of claim 8,
Further comprising: at least one second valve disposed between a second fluid inlet formed in the housing and the second fluid pump.
10. The method of claim 9,
Wherein the first valve is a pinch valve,
And the second valve is a manual valve or a check valve.
8. The method of claim 7,
The filter is cylindrical,
Wherein the housing has a cylindrical shape.
delete delete delete delete Introducing a first fluid;
Wherein the first fluid is discharged through at least one cylindrical filter, wherein the first fluid is discharged through at least one cylindrical filter,
And a second fluid is supplied from an upper portion of the cylindrical filter to an opposite surface of the cylindrical filter from which the first fluid flows,
A wrinkle is formed on the surface of the cylindrical filter,
Wherein the first fluid is water,
Wherein the second fluid is air. ≪ RTI ID = 0.0 > 11. < / RTI >
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