KR20050074931A - Equalization contact on surface of wet scrubber - Google Patents

Abstract

The present invention relates to an even contact wet dust collector, the equal contact wet dust collector (1) is installed with the main body (2) upright, the lower portion of the main body (2) duct (3) and the fan (4) are respectively installed, the chimney (5) is installed on the upper portion of the main body 2, the contact medium (6) is installed in the transverse direction inside the main body (2), the contact medium (6) A washing water supply pipe (8) having a plurality of spray nozzles (7) at the top of the side is installed in the transverse direction, and connected to the reservoir (9) and the reservoir (9) so that the washing water can be supplied to the spray nozzle (7). Washing water supply pumps 10 are provided, respectively, and a demister 11 is installed in the transverse direction on the upper part of the washing water supply pipe 8, while the contaminated gas rising on the upper part of the duct 3 is equally distributed. A plurality of dividers 12 are arranged to be filtered in a distributed state, and contaminated gas may pass through the upper plate surface of the divider 12. A plurality of locked slit gas passages 13 are formed at regular intervals, and a cap 15 having a support 14 formed on the upper portion of the gas passages 13 has a predetermined distance from the gas passages 13. As a fixed structure, the contaminated gas flowing into the apparatus can be evenly dispersed and contacted with the contact media to efficiently filter the contaminated gas.

Description

EQUALIZATION CONTACT ON SURFACE OF WET SCRUBBER}

The present invention relates to a wet dust collector that is capable of purifying polluted gas, in particular by dividing the pollution gas introduced by the partition plate is installed inside the wet dust collector evenly by inducing the rise of the pollution gas at a constant speed The present invention relates to an even-contact wet dust collector capable of collecting air pollutants through surface contact and space contact to prevent air pollution.

In general, the dust collector is wet and dry bar, the wet dust collector is to pass the contaminated air through the water to discharge the clean air to clean the contaminants (gas, dust, dust) by the water to the outside .

That is, the wet dust collector is to prevent various kinds of dust and odor generated in each production plant by using the washing water to prevent the pollution of the air, by spraying water on the gas dust mixed in the gas containing moisture It is to use the principle of sinking.

Here, the wet dust collecting device according to the related art is installed in a state in which the main body 101 having various shapes of cross-sections is upright as shown in FIG. 1, and the inlet of the contaminated gas is provided at the lower part of the main body 101. The duct 102 and the fan 103 for each is installed, the chimney 104 for discharging the filtered gas is installed on the upper portion of the main body 101, the pollution gas introduced into the main body 101 A contact filter (PALL-RING) 105 for filtering the filter is mounted on the porous support plate 105a at the bottom, and the washing water supply pipe having a plurality of injection nozzles 106 on the contact filter 105 ( 107 is installed in the transverse direction, the reservoir 108 to collect the washing water in the lower portion of the main body 101 to supply the washing water to the injection nozzle 106 and the washing water supply pump connected to the reservoir 108 109 are respectively installed and filtered with the washing water in the upper portion of the washing water supply pipe 107 Demister (DEMISTER) (110) to remove the fine water of the gas is mounted on the porous support plate (110a) of the lower structure.

Therefore, the wet dust collector 111 having the above structure is a main body 101 of the wet dust collector 111 to the duct 102 by using the fan 103 to discharge the polluted gas discharged through a production plant or various facilities. ) And the introduced contaminated gas passes through the contact medium 105, and at this time, foreign substances such as dust in the contaminated gas through a plurality of injection nozzles 106 mounted on the washing water supply pipe 107. Washing water for filtration is sprayed.

And, as described above, the gas filtered by the washing water, the fine water remaining in the gas is filtered while passing through the demister 110, the filtered gas is a chimney installed in the upper portion of the main body 101 It is discharged to the atmosphere through 104.

However, in the case of the conventional wet dust collecting device 111 as described above, the amount of gas is not evenly distributed as the contaminated gas introduced during the dust collecting process rises, and the amount of gas introduced is biased according to the passing conditions of the contact medium 105. Channel phenomenon occurs, and contaminated particles of the collected gas accumulate in the contact medium 105 to reduce processing efficiency, and frequent cleaning and replacement of the contact medium 105 and the upper demister There was a problem that excessive maintenance cost due to blockage of 110).

Accordingly, the present invention has been made in order to solve the above problems, the partition plate is installed inside the wet dust collector equally divides the contaminated gas introduced into the surface and induces the rise of the contaminated gas at a constant speed surface contact It is an object of the present invention to provide an equal contact wet dust collector that is capable of preventing air pollution by collecting pollutants of gas through space contact and the like.

The present invention for achieving the above object is, the main body having a cross-section of various forms are installed in an upright state, the lower part of the main body is provided with a duct and a fan for the inflow of contaminated gas, respectively, A chimney for discharging the filtered gas is installed at an upper part, and a contact filter (PALL-RING) for filtering the contaminated gas introduced into the main body is mounted on the lower porous support plate, and the upper part of the contact medium A washing water supply pipe having a plurality of spray nozzles is installed in the transverse direction, and a reservoir for collecting the washing water under the main body so as to supply the washing water to the spray nozzles, and a washing water supply pump connected to the reservoir are respectively installed. On top of the washing water supply pipe, a demister installed to remove fine water from the gas filtered with washing water is mounted on the porous support plate at the bottom thereof. In the wet dust collector of the present invention, a plurality of hatched partition plates are disposed at regular intervals to allow the contaminant gas rising to contact the upper portion of the duct and to be filtered in an evenly distributed state, and on the upper plate surface of the partition plate. A plurality of slit gas passages through which the contaminated gas can pass are formed to protrude at regular intervals, and a cap having a support formed on the upper portion of the gas passages is fixed to the gas passage at a predetermined interval.

In addition, an auxiliary cleaning water supply pipe having a plurality of auxiliary injection nozzles installed in a space between the partition plate and the contact medium is configured to primarily spray the cleaning water onto the contaminated gas rising through the partition plate.

In addition, when the main body has a circular cross section, the partition plate is disposed in the form of a radiation centered on a central portion, and a gas passage is formed on the left and right sides of the plate surface while the central portion of the partition plate forms a concave shape. Cap is fixed to the top of the installation.

That is, the uniform contact wet dust collecting device having the above structure uniformly controls the air volume of the contaminated gas to introduce the contaminated gas into the main body, and the contaminated gas rising in this state is distributed evenly after the collision contact with the partition plate. The contamination gas is evenly divided in the entire cross-sectional area of the equal contact wet dust collector, and the washing medium is equally contacted with the contact medium while the water is supplied to the divided pollution gas so that the gas can rise.

Therefore, by uniformly dispersing the contaminated gas flowing into the device and contacting the contact media, the contaminated gas is efficiently filtered and discharged to the outside, and the equipment performance is improved by preventing frequent cleaning or replacement of the various devices forming the dust collector. In addition to reducing the cost of maintenance and improving the filtration performance of the equipment, it is possible to more effectively prevent the environmental pollution by the pollution gas.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a state diagram showing a uniform contact wet dust collector according to the present invention, Figure 3 is a perspective view showing a partition plate of the uniform contact wet dust collector according to the present invention, Figure 4 is a partition plate according to the present invention Figure 5 is a state diagram showing a state in which the gas passage and the cap is coupled, Figure 5 is a state diagram showing another arrangement of the divider according to the present invention.

The structure of the even-contact wet type dust collector 1, which is configured to discharge the polluted gas to the outside in a purified state, is installed in a state in which the main body 2 having various shapes of cross sections is upright. In the lower part of 2), a duct 3 and a fan 4 for inflow of contaminated gas are respectively provided, and a chimney 5 for discharging the filtered gas is installed in the upper part of the main body 2, and the main body is installed. Contact medium 6 for filtering the contaminated gas introduced into the inside of the (2) is mounted on the lower porous support plate (6a), a plurality of injection nozzles (7) on top of the contact medium (6) In the storage tank 9 and the storage tank 9, in which the washing water supply pipe 8 is provided in the transverse direction and collects the washing water in the lower part of the main body 2 so that the washing water can be supplied to the injection nozzle 7. Connected washing water supply pumps 10 are respectively installed, and the washing water supply pipes 10 are provided with washing water. The demister 11, which is capable of removing the fine water of the filtered gas, is mounted on the lower porous support plate 11a, while the rising contaminant gas is brought into contact with the upper portion of the duct 3 and is evenly. A plurality of hatched partition plates 12 for filtering in a distributed state are arranged at regular intervals, and a slit gas passage 13 through which a contaminated gas can pass through the upper plate surface of the partition plate 12. A plurality of protrusions are formed at predetermined intervals, and the cap 15 having the support 14 formed on the gas passage 13 is fixedly installed at a predetermined interval from the gas passage 13.

Here, the characteristic of the equal contact wet type dust collector 1 is to distribute the contaminated gas introduced into the main body 2 evenly to guide the upward direction, the contaminated gas to the inside of the main body (2) It is introduced to pass through the gas passage 13 of the partition plate 12, at this time the main body (2) in a uniform state as the contaminated gas is in contact with the cap (15) installed on the upper portion of the gas passage (13) It is delivered to the upper side of, and by spraying the washing water it is possible to attach various contaminants contained in the contaminated gas using the surface tension of the partition plate (12).

In other words, the equal contact wet dust collector 1 equally regulates the air volume of the contaminated gas to flow the contaminated gas into the main body 2, and the contaminated gas rising in this state is applied to the partition plate 12. Evenly distributed after the collision contact, the contaminated gas is divided evenly over the entire cross-sectional area of the equal contact wet dust collector 1, and the washing medium is supplied to the contact medium 6 while the washing water is supplied to the divided contaminated gas. It will be able to rise evenly contacted.

That is, the uniform contact wet dust collector 1 having the above structure, as shown in FIG. 2, the contaminated gas discharged through the combustion chamber or the like into the duct 3 by the fan 4. ) And the introduced pollution gas passes through the gas passage 13 of the partition plate 12, and in this process, the cap 15 is contaminated at a predetermined interval on the upper portion of the gas passage 13. As the gas collides, the polluted gas is distributed evenly through the space between the cap 15 and the gas passage 13, and the distributed polluted gas rises upwards, wherein the auxiliary washing water supply pipe ( By spraying the washing water through a plurality of auxiliary spray nozzles (17) mounted on the 16), contaminants of the contaminated gas rising through the partition plate 12 are brought into contact with the partition plate 12 together with the washing water. will be.

Then, the primary filtered gas is passed through the contact medium 6 in an even state, and then through a plurality of injection nozzles 7 mounted on the washing water supply pipe 8, the contaminated gas. The washing water for filtering foreign matters such as dust inside is sprayed, and the fine water remaining in the gas is filtered while the gas filtered the dust and the like with the washing water is filtered. It is discharged to the atmosphere through the chimney (5) installed on the upper portion of the main body (2).

On the other hand, as shown in Figure 3 and 4, the partition plate 12 is installed in the equal contact wet dust collector (1), a pair of partition plate 12 forming a hatshade is provided with a plurality of predetermined intervals. The cap 15 having a slit-shaped gas passage 13 having a predetermined length on the upper surface of the partition plate 12 protrudes, and a support 14 formed on the gas passage 13. The gas passage 13 is fixedly installed at a predetermined interval so that the contaminated gas is distributed in an equal state while being in contact with the partition plate 12 through the space formed by the gas passage 13 and the cap 15. Will be.

And, by spraying the washing water to the partition plate 12 and the cap 15 of the gas passage 13 through the auxiliary injection nozzle 17 in the upper portion of the partition plate 12 is not in contact with the partition plate 12. The contaminant of the contaminated gas is brought into contact with the washing water, and the cap 15 is installed at a predetermined interval on the edge of the gas passage 13 so that the support 14 of the cap 15 flows through the partition plate 12. It does not interfere with the flow of the washing water.

In addition, another embodiment of the partition plate 12 is shown in Figures 5 and 6, when the main body 2 of the equal contact wet dust collector 1 forms a circular cross section, the partition plate 12 ) Is arranged in the form of a radiation centered around the central portion, the central portion of the partition plate 12 in a V-shaped concave state while the gas passages 13 are protruded to the left and right sides of the plate surface, respectively, Cap 15 is to be fixedly installed at a predetermined interval on the top.

Therefore, the surface contact and the space contact, etc. are generated by the partition plate 12 installed in the equal contact wet dust collector 1, so that the contaminants of the introduced polluted gas are collected, thereby more effectively preventing air pollution. It can be done reliably.

As described above, according to the even-contact wet type dust collector according to the present invention, by dispersing the contaminated gas flowing into the device evenly and contacting the contact media to efficiently filter the contaminated gas to discharge to the outside, By preventing frequent cleaning or replacement of various equipments, it improves the performance of the equipment and reduces the maintenance cost. As the filtration performance of the equipment is improved, it is effective to prevent the environmental pollution by the pollution gas more effectively. will be.

1 is a state diagram showing a wet dust collecting device according to the prior art,

Figure 2 is a state diagram showing an even contact wet dust collector according to the present invention,

Figure 3 is a perspective view showing a partition plate of the uniform contact wet dust collector according to the present invention,

Figure 4 is a state diagram showing a state in which the gas passage and the cap of the partition plate according to the present invention,

Figure 5 is a state diagram showing another arrangement of the divider according to the present invention.

Explanation of symbols on the main parts of the drawings

1: Uniform contact wet dust collector 2: Main body

3: duct 4: fan

5: chimney 6: contact media

6a: support plate 7: spray nozzle

8: washing water supply pipe 9: reservoir

10: washing water supply pump 11: demister

11a: support plate 12: partition plate

13 gas passage 14 support

15 cap 16: auxiliary cleaning water supply pipe

17: auxiliary injection nozzle

Claims (3)

A main body 2 having a cross section of various shapes is installed in an upright state, and a lower portion of the main body 2 is provided with a duct 3 and a fan 4 for introducing a contaminated gas, respectively. The chimney (5) for discharging the filtered gas is installed at the upper part of the), and the contact medium (6) for filtering the contaminated gas introduced into the main body (2) is placed on the porous support plate (6a) at the lower part. And a washing water supply pipe 8 having a plurality of injection nozzles 7 on the upper side of the contact medium 6 is installed in the transverse direction, and the main body to supply the washing water to the injection nozzles 7. (2) The storage tank 9 collecting the washing water in the lower part and the washing water supply pump 10 connected to the storage tank 9 are respectively installed, and the gas filtered with the washing water in the upper part of the washing water supply pipe 8. Dehumidifier (11) that can remove the fine moisture of the wet installed on the porous support plate (11a) of the lower In the dust collector, A plurality of hatched partition plates 12 are formed at regular intervals and are arranged at regular intervals to allow the contaminating gas rising to contact the upper portion of the duct 3 and to be filtered evenly. A cap 15 having a slit-shaped gas passage 13 through which a contaminated gas can pass through the side plate is formed at a predetermined interval, and a support 14 is formed on the gas passage 13. Equivalent contact type wet dust collector, characterized in that the passage 13 and a fixed interval at a fixed installation. 2. The auxiliary washing water supply pipe (16) having a plurality of auxiliary injection nozzles (17) is installed in a space between the partition plate (12) and the contact medium (6), and passes through the partition plate (12). An equal contact wet scrubber, characterized in that it is capable of firstly spraying the washing water onto the rising contaminated gas. According to claim 1, wherein when the main body (2) has a circular cross section, the partition plate 12 is disposed in the form of a radiation around the center portion, the central portion of the partition plate 12 is a V-shaped concave state Equally contact type wet dust collector, characterized in that the gas passage (13) is formed on the left and right sides of the plate surface and the cap (15) is fixed to the upper portion of the gas passage (13).