KR20210070051A - Exhaust gas purification apparatus - Google Patents

Abstract

The present invention relates to an exhaust gas purification apparatus including: a guide pipe having an end connected to an exhaust gas outlet and guiding exhaust gas through an inner guide flow path; a purification unit having one side connected to the other end of the guide pipe and purifying the exhaust gas flowing in through the guide pipe; a blowing unit installed on the other side of the purification unit and guiding the flow of the exhaust gas; and a pretreatment unit performing pretreatment on the exhaust gas before the exhaust gas flows into the purification unit. The pretreatment unit cools and filters the exhaust gas as the pretreatment of the exhaust gas. The cooling and filtering as the pretreatment of the exhaust gas by the pretreatment unit can be simultaneously performed before the exhaust gas flows into the purification unit. During the pretreatment of the exhaust gas, contaminants in the exhaust gas can be aggregated and filtered through a cooling pipe without a separate filter.

Description

Exhaust gas purification apparatus

The present invention relates to an exhaust gas purification device, and more particularly, before the exhaust gas flows into the purification part, cooling and filtering can be simultaneously performed as a pretreatment of the exhaust gas by the pretreatment part, and separately in the exhaust gas pretreatment It relates to an exhaust gas purification device capable of filtering by condensing pollutants contained in exhaust gas through a cooling pipe without a filter of

In general, thermal power plants, factories, manufacturing facilities, ships, etc. are provided with an exhaust gas outlet for exhaust gas, and the exhaust gas outlet may be provided, for example, in a chimney. The exhaust gas is discharged into the atmosphere through the exhaust gas outlet of the chimney.

Exhaust gas discharged into the atmosphere through the exhaust gas outlet contains various pollutants that pollute the air, and environmental pollution problems such as global warming, which are aggravated by such pollutants, are harmful to the health, survival, and activities of humans or living things. As a factor giving disability, it is becoming an issue not only in Korea but also around the world.

As a method to solve this problem, several methods have been proposed, and as one of several methods, it relates to an exhaust gas purification device for purifying pollutants contained in exhaust gas and then discharging the purified exhaust gas into the atmosphere. Several techniques have been developed and presented.

In relation to such a conventional exhaust gas purification apparatus, there is one disclosed in Korean Patent Application Laid-Open No. 10-1998-0074081.

A conventional exhaust gas purification apparatus includes: a cabinet provided to treat exhaust gases such as flammable gas and toxic gas; a burning device installed in the cabinet and comprising a burning case for burning flammable gas introduced along an inlet pipe and a case for stacking sludge; an adsorption device connected to the burning device through a connection pipe and comprising a case for purifying while introducing toxic gas contained in the burned exhaust gas; a cartridge stacked in several layers inside the adsorption device and filled with a catalyst adsorbent to physically or chemically adsorb the toxic gas; An exhaust pipe is connected to the joint pipe to discharge the exhaust gas on the upper portion of the adsorption device, and a bypass pipe is connected to the exhaust pipe and the connecting pipe to directly discharge the exhaust gas to the exhaust pipe when the cartridge and the catalyst adsorbent are exchanged. , The burning device includes an inlet pipe coupled to the lower end of the burning case to introduce exhaust gas, a plurality of Inconel pipes passing through the burning case combustion chamber, and a ceramic heater that is inserted into the Inconel pipe to provide high-temperature heat A rod, a high-temperature insulator filling the inner surface of the combustion chamber to block a high-temperature heat source emitted to the outside, a discharge pipe coupled to the upper portion of the burning case to discharge the burned exhaust gas, and mounted on the outside of the discharge pipe at room temperature It includes a cooling pipe that circulates the following cooling water to cool the high-temperature exhaust gas.

However, this conventional exhaust gas purification device has a problem that only cooling of the exhaust gas is performed as a pretreatment of the exhaust gas through a cooling pipe before the exhaust gas is introduced into the adsorption device for purifying the exhaust gas by physical or chemical adsorption. have.

In addition, the conventional exhaust gas purification apparatus has a problem in that the cooling efficiency of the exhaust gas is lowered because the cooling water is circulated only outside the discharge pipe through which the exhaust gas is discharged.

In addition, the conventional exhaust gas purification apparatus has a problem in that the purification efficiency of the exhaust gas is lowered because the purification of the exhaust gas is performed only by the adsorption apparatus.

US 10-1998-0074081 A

The present invention has been devised to solve the above problem, and before the exhaust gas flows into the purification unit, cooling and filtering can be simultaneously performed as a pretreatment of the exhaust gas by the pretreatment unit, and in the pretreatment of the exhaust gas, separate An object of the present invention is to provide an exhaust gas purification apparatus capable of filtering by condensing pollutants included in exhaust gas through a cooling pipe without a filter.

Exhaust gas purification apparatus of the present invention for solving the above problems, a guide tube having one end connected to an exhaust gas outlet and guiding the exhaust gas through a guide passage provided therein; And, one end is at the other end of the guide tube A purification unit connected to purify the exhaust gas flowing in through the guide pipe; and a blower installed on the other side of the purification unit to induce a flow of the exhaust gas; and to allow the exhaust gas to flow into the purification unit Before, a pre-processing unit for performing pre-treatment on the exhaust gas; includes, wherein the pre-processing unit performs cooling and filtering on the exhaust gas as a pre-treatment of the exhaust gas.

In addition, the pre-processing unit, a first cooling pipe installed to surround the outer circumferential surface of the guide pipe to form a first cooling flow path between the guide pipe; And, one end and the other end of the guide pipe, respectively, the one side and the other side a second cooling pipe installed across the guide flow path so as to pass therethrough and having a second cooling flow path communicating with the first cooling flow path; and one side and the other side are respectively connected to the cooling water inlet and the cooling water outlet of the first cooling pipe and a cooling water circulation unit connected to the first cooling passage and circulating the cooling water to the second cooling passage.

In addition, water droplets due to dew condensation are generated on the outer circumferential surface of the second cooling tube, and contaminants included in the exhaust gas are aggregated in the water droplets, so that filtering is performed according to the pretreatment of the exhaust gas.

In addition, the second cooling tube is characterized in that it is installed inclined to the guide tube.

In addition, a guide member interposed between an outer circumferential surface of the guide tube and an inner circumferential surface of the first cooling tube is provided at a portion where the cooling water flows from one end and the other end of the second cooling tube, and the first cooling tube is provided in the guide member. An induction space connecting the flow passage and the second cooling passage is provided, and the induction member has an open surface facing the circulation direction of the coolant circulating in the first cooling passage, and the coolant circulating in the first cooling passage is opened. is guided to the second cooling passage through the induction space.

In addition, the guide member is characterized in that it is fixed while being in close contact with the outer peripheral surface of the guide tube.

In addition, a plurality of the second cooling tubes are installed along the longitudinal direction of the guide tube, and the plurality of second cooling tubes are respectively arranged to pass through a center line of the guide tube.

In addition, the purification unit includes a housing having an intake portion and an exhaust portion formed therein; and a filter installed inside the housing to purify the exhaust gas introduced through the intake portion, but between the intake portion and the filter, the A cooling plate for cooling the exhaust gas and removing water droplets contained in the exhaust gas is installed.

In addition, a radiator for cooling the exhaust gas is installed between the filter and the cooling plate or between the intake unit and the cooling plate.

In addition, one side of the cooling water circulation unit is connected to one side of the radiator by a first circulation pipe so that the cooling water can be circulated to the radiator, and the other side of the radiator is a second side so that the cooling water can be circulated to the cooling plate. One side of the cooling plate is connected by a circulation pipe, and the other side of the cooling plate is connected to the cooling water inlet of the first cooling pipe by a third circulation pipe so that the cooling water can be circulated to the first cooling pipe, , the cooling water outlet of the first cooling pipe may be connected to the other side of the cooling unit circulation unit by a fourth circulation pipe so that the cooling water may be circulated to the cooling water circulation unit.

In addition, a first bypass pipe for allowing the cooling water to be circulated to the cooling plate by bypassing the radiator in the cooling water circulation unit; and the cooling water bypassing the radiator and the cooling plate in the cooling water circulation unit to bypass the radiator and the cooling plate. A second bypass pipe to be circulated to the first cooling pipe; further comprising: circulation of the coolant through at least one of the first circulation pipe, the first bypass pipe, and the second bypass pipe It is characterized in that it is selectively possible.

In addition, it characterized in that it further comprises an air pipe which is rotatably installed inside the housing and sprays air to the filter when the filter is washed to remove pollutants of the exhaust gas attached to the filter from the filter. do it with

In addition, a partition plate dividing the inner space of the housing into an upper purification chamber and a lower exhaust chamber is installed inside the housing, and the partition plate has an inlet so that pollutants of the exhaust gas dropped from the filter are introduced into the exhaust chamber. is formed, characterized in that a door that is opened when the exhaust gas is purified and closed when the filter is cleaned is installed at the inlet.

In addition, a discharge port is formed on one side of the inner bottom surface of the discharge chamber, the bottom surface is inclined so as to be lowered toward the discharge port, and a water supply pipe is installed on the inner circumferential surface of the discharge chamber. The pollutants of the exhaust gas are mixed with the water sprayed from the water supply pipe and discharged to the outlet.

In addition, further comprising a water treatment unit connected to the outlet to purify water mixed with pollutants of the exhaust gas discharged from the outlet, wherein the water purified by the water treatment unit is supplied to the water supply pipe.

The exhaust gas purification apparatus according to the present invention has the following advantages.

The exhaust gas purification apparatus according to the present invention has the advantage that, before the exhaust gas flows into the purification unit, cooling and filtering can be simultaneously performed as a pre-treatment of the exhaust gas by the pre-processing unit.

The exhaust gas purification apparatus according to the present invention has the advantage of being able to filter by condensing pollutants in the exhaust gas through a cooling pipe without a separate filter in the pre-treatment of the exhaust gas.

The exhaust gas purification apparatus according to the present invention has an advantage in that the purification efficiency of the exhaust gas is increased because the exhaust gas passes through the filtering process in the pre-processing part and then flows into the purification part and is filtered again.

The exhaust gas purifying apparatus according to the present invention has an advantage in that the cooling efficiency of the exhaust gas is increased by the cooling water circulating at the same time as the cooling passage between the guide tube and the first cooling tube and circulating across the guide tube.

The exhaust gas purification apparatus according to the present invention has the advantage of being able to prevent the filters installed in the purification part from being damaged due to the high temperature of the exhaust gas because the high temperature exhaust gas can be cooled to a lower temperature and introduced into the purification part.

1 is a perspective view showing a state in which an exhaust gas purification device according to a preferred embodiment of the present invention is installed in a thermal power plant.
Figure 2 is a perspective view showing an exhaust gas purification apparatus according to a preferred embodiment of the present invention.
3 is a perspective view showing the purification unit side of the exhaust gas purification apparatus according to a preferred embodiment of the present invention in a state in which the inside of the first cooling tube is transparent;
4 is an enlarged view showing an enlarged portion A of FIG. 3;
5 is a perspective view showing the opposite side of FIG. 3 by removing the housing;
6 is a perspective view showing a purification unit of the exhaust gas purification apparatus according to a preferred embodiment of the present invention.
Fig. 7 is a perspective view showing the opposite side of Fig. 6;
FIG. 8 is a perspective view showing the center of the exhaust part and the intake part of FIG. 7 taken vertically;
9 is a cross-sectional view showing a portion BB of FIG.
10 to 12 are schematic views showing a circulation cycle of cooling water.
13 is a perspective view showing a water treatment unit of the exhaust gas purification apparatus according to a preferred embodiment of the present invention.
14 is a right side view schematically showing a rotating means of an exhaust gas purification apparatus according to another embodiment of the present invention.
15 is a right side view schematically showing a rotating means of an exhaust gas purification apparatus according to another embodiment of the present invention.

Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to the drawings.

For reference, among the components of the present invention that will be described below, reference will be made to the above-described prior art for the same components as in the prior art, and a separate detailed description thereof will be omitted.

The terminology used herein is for the purpose of referring to specific embodiments only, and is not intended to limit the present invention. As used herein, singular forms also include plural forms unless the phrases expressly imply the opposite. The meaning of "comprising," as used herein, specifies a particular characteristic, region, integer, step, operation, element and/or component, and other specific characteristic, region, integer, step, operation, element, component, and/or group. It does not exclude the existence or addition of

When a component is referred to as being “connected” or “contacted” to another component, it may be directly connected or in contact with the other component, but it is understood that other components may exist in between. it should be

1 is a perspective view showing a state in which an exhaust gas purification device according to a preferred embodiment of the present invention is installed in a thermal power plant, FIG. 2 is a perspective view showing an exhaust gas purification device according to a preferred embodiment of the present invention, and FIG. 3 is a perspective view showing the purification unit side of the exhaust gas purification device according to a preferred embodiment of the present invention in a state where the inside of the first cooling tube is seen through, FIG. 4 is an enlarged view showing the part A of FIG. 3 , and FIG. 5 is a perspective view showing the opposite side of FIG. 3 by removing the housing, FIG. 6 is a perspective view showing the purification unit of the exhaust gas purification apparatus according to a preferred embodiment of the present invention, and FIG. 7 is a perspective view showing the opposite side of FIG. 8 is a perspective view showing the center of the exhaust part and the intake part of FIG. 7 cut off vertically, FIG. 9 is a cross-sectional view showing part BB of FIG. 7 , and FIGS. 10 to 12 are the circulation cycle of the coolant is a schematic diagram showing a, and FIG. 13 is a perspective view showing a water treatment unit of an exhaust gas purification apparatus according to a preferred embodiment of the present invention.

1 to 13 , in the exhaust gas purification apparatus according to a preferred embodiment of the present invention, one end is connected to the exhaust gas outlet 11a and the exhaust gas (G) through the guide passage 200a provided therein. ) guide tube 200 for guiding; and a purification unit 300 having one side connected to the other end of the guide tube 200 to purify the exhaust gas (G) flowing in through the guide tube 200; and purification The blower 400 is installed on the other side of the part 300 to induce the flow of the exhaust gas (G); And, before the exhaust gas (G) flows into the purification unit 300, the exhaust gas (G) Pre-processing unit 700 for performing pre-processing; but, the pre-processing unit 700 includes performing cooling and filtering of the exhaust gas (G) as a pre-treatment of the exhaust gas (G).

The exhaust gas purification apparatus according to a preferred embodiment of the present invention may be installed in the thermal power plant 10 as shown in FIG. 1 to purify the exhaust gas G generated according to the operation of the thermal power plant 10 .

Such an exhaust gas purification device is not limited to the thermal power plant 10, but may be installed in factories, manufacturing facilities, ships, etc. other than the thermal power plant 10, and thus exhaust gas (G) discharged from various facilities ) can be purified.

In this embodiment, on one side of the thermal power plant 10, a chimney 11 having an exhaust gas outlet 11a therein is installed long in the vertical direction, and on the outer peripheral surface of the chimney 11, the top end of the chimney 11 and The flange-shaped plate 13 is fixedly installed so as to be spaced downward, and serves as an installation surface on which the purification unit 300 and the cooling water circulation unit 710, which will be described later, are mounted and installed.

Hereinafter, an exhaust gas purification apparatus according to a preferred embodiment of the present invention will be described in detail.

Exhaust gas purification apparatus according to a preferred embodiment of the present invention, the cover part 100, the guide pipe 200, the purification part 300, the blower 400, the exhaust pipe 500, the activated carbon filter 600, pretreatment It includes a unit 700 and a water treatment unit 800 .

The cover part 100 is installed on the upper part of the chimney 11 .

The cover part 100 is formed in a cone shape with an open lower part as a whole.

More specifically, the cover part 100 is installed to cover the upper end of the exhaust gas outlet 11a provided inside the chimney 11, and exhaust gas discharged from the exhaust gas outlet 11a of the chimney 11 through this. By preventing (G) from being directly discharged into the atmosphere from the chimney 11, the exhaust gas (G) is configured to stably flow only toward the purification unit 300 to be described later through the guide pipe 200 to be described later.

The cover part 100 is fixed to the upper part of the chimney 11 by the support frame 110 which is supported on the upper surface of the plate 13 and is installed long in the vertical direction.

A plurality of support frames 110 are installed at regular intervals along the outer periphery of the lower end of the cover unit 100 so that the upper end is fixed to the lower end of the cover unit 100 , and the lower end is supported by the upper surface of the plate 13 .

At this time, it is preferable that at least three support frames 110 are installed so that the cover part 100 can be stably installed on the upper part of the chimney 11 .

The lower end of the cover unit 100 is positioned lower than the upper end of the chimney, and a gap is provided between the lower end and the outer circumferential surface of the chimney 11 for smooth flow of the exhaust gas (G) induced by the blower 400, which will be described later. It is desirable to install it so that it exists.

A guide pipe 200 for guiding the exhaust gas G to a purification unit 300 to be described later is fixedly installed on the upper portion of the cover unit 100 .

The guide tube 200 is a hollow circular tube, and a guide passage 200a is provided therein, and one end is directly on the upper portion of the cover portion 100 so that the inside of the cover portion 100 and the guide passage 200a communicate with each other. is connected, and through this, one end of the guide pipe 200 is connected to the exhaust gas outlet 11a of the chimney 11 through the cover part 100 as a medium.

That is, the exhaust gas outlet 11a of the chimney 11, the cover part 100 and the guide pipe 200 have the exhaust gas G discharged through the exhaust gas outlet 11a of the chimney 11 cover part ( They are connected to each other so that they can flow into the guide passage 200a of the guide tube 200 through the inside of the 100).

The guide tube 200 includes a first guide tube 210 and a first guide tube 210 extending horizontally outward in the radial direction of the upper portion of the cover portion 100 with one end fixed to the upper portion of the cover portion 100 . and a second guide tube 220 that is vertically bent downwardly from the other end of the .

The lower end of the second guide tube 220 is bent toward the purification unit 300 and is fixedly connected to the intake unit 310a of the purification unit 300 to be described later.

The purifying part 300 is connected to the cover part 100 through the guide tube 200 as a medium.

In the description of the purification unit 300, the front, rear, left and right directions are the front side means the side to which the guide tube 200 is connected (intake side), and the rear side is the side to which the blower 400 to be described later is connected (exhaust unit) side), the left side means the side on which the opening/closing means 380 to be described later is installed, and the right side means the side on which the rotation means 360 to be described later is installed.

That is, the forward, backward, left, and right directions described in the description of the purification unit 300 will be described based on when the intake unit 310a of the purification unit 300 is viewed from the front.

The purification unit 300 is installed on the upper surface of the plate 13 , and one end is connected to the other end of the guide tube 200 having one end connected to the cover unit 100 .

Here, one side of the purification unit 300 is preferably an intake unit 310a formed in the purification unit 300 to introduce the exhaust gas G from the outside of the purification unit 300 to the inside, and the guide tube 200 . The other end is directly connected to and fixed to the intake unit 310a.

The purification unit 300 is a configuration for purifying the exhaust gas (G) flowing into the interior through the guide tube 200 through a filter 320 to be described later installed therein, and detailed configurations thereof will be described later. .

The blower 400 is connected to the purification unit 300 so that the exhaust gas G can flow in one direction.

The blower 400 has an inlet on the other side of the purification unit 300 , that is, the exhaust gas G purified in the interior of the purification unit 300 is discharged to the exhaust unit 310b to the outside of the purification unit 300 . The exhaust gas (G) installed to be connected and discharged through the exhaust gas outlet 11a of the chimney 11 flows in the order of the cover part 100, the guide pipe 200, and the purification part 300, and the discharge pipe installed at the outlet ( 500) serves to induce the flow of the exhaust gas (G) to be discharged to the atmosphere.

The blower 400 may be a ring blower in this embodiment, and the blower 400 may be provided as other than a ring blower if it can induce the flow of exhaust gas G like the ring blower.

An activated carbon filter 600 may be installed in the discharge pipe 500 fixedly installed at the outlet of the blower 400 .

The activated carbon filter 600 performs filtering again on the exhaust gas (G) that is purified by the purification unit 300 and discharged into the atmosphere through the blower 400, thereby pollutants and odors contained in the exhaust gas (G). to be more completely removed and then exported to the atmosphere.

Meanwhile, as shown in FIGS. 6 to 9 , the purification unit 300 includes a housing 310 , a filter 320 , an air pipe 350 , a rotating means 360 , a cooling plate 330 , and a radiator 340 . ), a door 370 , an opening/closing means 380 and a water supply pipe 317 .

The housing 310 is a configuration that forms the exterior of the purification unit 300 , and a space is provided therein.

The housing 310 is formed in a box shape as a whole, and is placed on the upper surface of the plate 13 which is an installation surface by the supports 301 formed at the four corners of the lower end.

The front wall of the housing 310 , that is, the wall through which the exhaust gas G is introduced into the interior of the purification unit 300 from the outside, has intake air so that the exhaust gas G can be sucked into the internal space of the purification unit 300 . The part 310a is formed, and the other end of the guide pipe 200 having one end connected to the cover part 100 is connected to the intake part 310a and exhaust gas discharged through the exhaust gas outlet 11a of the chimney 11 . (G) to be introduced into the inner space of the purification unit (300).

A first control valve 230 is installed in the intake portion 310a or the guide tube 200 to open and close the guide passage 200a of the intake portion 310a or the guide tube 200 inside the purification unit 300 . It is possible to selectively control the flow of exhaust gas G into the space.

A partition plate 311 is installed in the vicinity of the inner center of the housing 310 in the horizontal direction, and the partition plate 311 divides the inner space of the housing 310 into a purification chamber 313 on the upper side and a discharge chamber 315 on the lower side. partitioned by

The purification chamber 313 has a filter 320 , an air pipe 350 , a cooling plate 330 , and a radiator 340 installed therein, which is discharged from the exhaust gas outlet 11a of the chimney 11 . It is a space for purifying the exhaust gas (G) introduced into the 313, and the discharge chamber 315 is a pollutant of the exhaust gas (G) dropped from the filter 320 to be described later by an air pipe 350 to be described later. It is a part for isolating from the purification chamber 313 and discharging to the outside.

An inlet 311a is formed in the partition plate 311 .

The inlet 311a is a rectangular hole penetrating the partition plate 311 in the vertical direction. When the filter 320 to be described later is washed, the purification chamber 313 and the discharge chamber 315 are communicated to communicate with the filter 320 to be described later. The pollutants of the exhaust gas (G) dropped from the inlet can be accommodated in the discharge chamber 315 through the inlet 311a.

The inlet 311a is preferably formed in the partition plate 311 in the same number as the number of filters 320 to be described later installed in the purification chamber 313 , and the inlet 311a is disposed on the lower front side of the filter 320 . It is preferable to be

A door 370 that is opened and closed by the opening and closing means 380 is installed in the inlet 311a, which will be described later.

On the other hand, on one side of the bottom surface 315a of the discharge chamber 315, pollutants of the exhaust gas (G) accommodated in the discharge chamber 315 by washing a filter through an air pipe 350, which will be described later, are disposed in the discharge chamber 315. ) to be discharged from the outlet (315b) is formed.

The discharge port 315b is provided in the center of the bottom surface 315a of the discharge chamber 315 to wash the pollutants of the exhaust gas (G) accommodated in the discharge chamber 315 to discharge water mixed with the pollutants in the discharge chamber 315. As a hole for discharging to the outside, the outlet 315b is connected to a water treatment unit 800 to be described later through a separate drain pipe 801 as a medium, and a water nozzle (not shown) is installed on the upper part of the drain pipe 801 .

A second control valve 801a is installed at the outlet 315b or the drain pipe 801 to open and close the drain flow path 801b of the outlet 315b or the drain pipe 801. During the purification process of the exhaust gas (G), the outlet ( 315b) or when the drain pipe 801 is sealed and the door 370, which will be described later, fails to completely close the inlet 311a due to contaminants, the exhaust gas G is discharged to the outside through the outlet 315b and the drain pipe 801. By preventing leakage, the suction power of the blower 400 is prevented from falling.

The first control valve 230 installed in the intake part 310a or the guide pipe 200 is opened during the purification process of the exhaust gas G, and the second control valve 801a installed in the exhaust port 315b or the discharge pipe 500 . ) is closed during the purification process of the exhaust gas (G).

In addition, the first control valve 230 installed in the intake part 310a or the guide pipe 200 is closed when the purification process of the exhaust gas G is stopped and the cleaning of the filter 320 to be described later is proceeded, and the outlet 315b ) or the second control valve 801a installed in the discharge pipe 500 is opened when the purification process of the exhaust gas G is stopped and the filter 320 is cleaned through the air pipe 350 to be described later.

The bottom surface 315a of the discharge chamber 315 is inclined so as to be lowered toward the discharge port 315b.

That is, the bottom surface 315a of the discharge chamber 315 is inclined in the form of a sang-gwang-low narrow perimeter that becomes smaller from the upper side to the lower side. Water mixed with contaminants by washing the material may naturally flow to the outlet 315b and be discharged.

In the discharge chamber 315, a water supply pipe 317 is installed along the inner circumferential surface of the discharge chamber 315, and the water supply pipe 317 is installed in a shape similar to the letter 'ㅁ' in plan view.

The water supply pipe 317 is a circular tube, and water jet ports 317a protruding at regular intervals along the outer circumferential surface are formed to spray water into the inner surfaces of the side walls of the discharge chamber 315 so that water flows downward.

The water supply pipe 317 may inject water into the discharge chamber 315 by supplying water purified by the water treatment unit 800 to be described later through the recovery pipe 803 .

More specifically, the water sprayed into the discharge chamber 315 through the water supply pipe 317 washes out the contaminants contained in the discharge chamber 315 and is mixed with the contaminants through the discharge port 315b of the drain pipe 801. The water flowing into the drain passage 801b and mixed with the contaminants flowing through the drain passage 801b is thoroughly purified in the water treatment unit 800 to be described later, and then recovered to the recovery pipe 803 by the circulation pump 840. By being re-supplied to the water supply pipe 317 , it is injected back into the discharge chamber 315 through the water injection port 317a.

Meanwhile, an exhaust portion 310b is formed on the rear side of the housing 310 .

The exhaust unit 310b is formed on the rear wall of the housing 310 , that is, the wall through which the exhaust gas G flows out from the inside of the purification unit 300 to the exhaust gas purified through the purification unit 300 ( G) to be discharged to the outside of the purification unit 300, and the blower 400 is directly installed in the exhaust unit 310b to direct the flow of the exhaust gas G from the chimney 11 to the guide pipe 200. , leading to the discharge pipe 500 through the purification unit 300 and the blower 400 .

In this embodiment, the blower 400 is provided in a form that is directly connected to the exhaust part 310b, but the blower 400 may be indirectly connected to the exhaust part 310b through a separate pipe as a medium.

Meanwhile, the filter 320 is installed inside the housing 310 .

The filter 320 is a configuration for filtering pollutants of the exhaust gas (G) sucked into the internal space of the purification unit 300 through the intake unit 310a, and is configured to filter the pollutants of the exhaust gas (G) inside the purification unit 300, more specifically, the housing. It is installed in the vertical direction in the upright state in the purification chamber 313, which is the upper space of the 310, so that the exhaust gas (G) passes.

The filter 320 is preferably installed with the same cross-sectional area as the longitudinal cross-sectional area of the purification chamber 313, and the upper surface of the partition plate 311, the inner surface of the upper wall of the housing 310, the inner surface of the left wall of the housing 310, and It is preferable to be installed so as to be in close contact with the inner surface of the right wall of the housing 310 .

At least one filter 320 is preferably installed in the purification chamber 313 to purify the exhaust gas G introduced into the purification chamber 313 , and a plurality of filters 320 are provided in the purification chamber 313 . When installed, each filter 320 is installed in a form spaced apart from each other before and after so that the exhaust gas (G) can pass in multiple stages.

In this case, each filter 320 may be configured of a different type or the same type as needed.

In this embodiment, three filters are installed in the purification chamber 313 spaced apart from the front and rear, and each filter 320 is composed of a demister filter, a medium filter, and a hepa filter. The exhaust gas (G) which is sequentially arranged from the front to the rear and introduced into the purification chamber 313 is purified while passing through each filter 320 .

Meanwhile, a cooling plate 330 is installed inside the housing 310 .

The cooling plate 330 is installed between the intake unit 310a and the filter 320 so as to be disposed on the front side of the filter 320, and the cooling water (W) from the cooling water circulation unit 710 of the pre-processing unit 700 to be described later. is supplied and serves to cool the exhaust gas (G) introduced into the purification chamber 313 through the intake unit 310a to lower the temperature and at the same time remove water droplets contained in the exhaust gas (G).

The cooling plate 330 includes an upper bracket 331 , a lower bracket 333 , a first collision member 335 , and a second collision member 337 .

The upper bracket 331 and the lower bracket 333 are respectively fixed to the upper wall and the partition plate 311 of the housing 310 so that the cooling plate 330 can be fixed in the housing 310 .

The upper bracket 331 and the lower bracket 333 have flow paths formed therein so that the cooling water W circulated through the cooling water circulation unit 710, which will be described later, flows in, respectively.

A plurality of first collision members 335 and a plurality of second collision members 337 are alternately installed between the upper bracket 331 and the lower bracket 333 so that the second collision member 335 is disposed between the two first collision members 335 . The collision member 337 is disposed and the first collision member 335 is disposed between the two second collision members 337 at the same time.

A plurality of the first collision member 335 and the second collision member 337 are provided while being fixed between the upper bracket 331 and the lower bracket 333, and the exhaust that enters the purification chamber 313 through the intake unit 310a. It is a member that filters water droplets contained in the gas (G) from moving toward the filter 320 by making the water droplets collide with the front portions of the first collision member 335 and the second collision member 337 .

The first collision member 335 and the second collision member 337 have a concave front (surface facing the intake) and a convex rear (surface facing the exhaust), for this reason, the front is convex. If it is, the exhaust gas G easily escapes through the gap 335a to be described later on the slope of the convex surface without colliding with the first collision member 335 and the second collision member 337, so that the exhaust gas G This is because the water droplets contained therein are not smoothly removed.

The first collision member 335 is formed to have a cross-sectional shape similar to a V-shape in which flanges bent outwardly are formed at approximately both ends, and the second collision member 337 is formed to have a cross-sectional shape similar to an approximately V-shape, , Both ends of the second collision member 337 are disposed on the rear side of the flange of the two first collision members 335 adjacent to each other, and between the flanges of the first collision member 335 and the ends of the second collision member 337 A gap 335a is provided between them.

A flow path is formed inside the first collision member 335 and the second collision member 337 , and the flow paths of the first collision member 335 and the second collision member 337 are the flow path and the lower part of the upper bracket 331 . Cooling water W communicated with the flow path of the bracket 333 and circulated by the cooling water circulation unit 710 is introduced.

When the exhaust gas (G) flows into the purification chamber 313 through the intake part 310a, the exhaust gas (G) is a gas containing contaminants in the first collision member 335 and the second collision member 337 ) passes through the gap 335a and flows to the filter 320 side, and the liquid droplet collides with the first collision member 335 and the second collision member 337 to form the first collision member 335 and the second collision member 335 . It flows downward along the surface (front) of the collision member 337 and is removed without flowing to the filter 320 side, and the flange of the first collision member 335 is the exhaust gas G is the gap 335a. It prevents the exhaust gas (G) containing water droplets from flowing directly to the filter 320 by preventing it from flowing into the filter 320 .

At this time, the exhaust gas G passing through the gap 335a circulates in the flow path of the upper bracket 331 , the flow path of the lower bracket 333 , and the flow path of the first collision member 335 and the second collision member 337 . It is cooled through heat exchange with the cooling water W to lower the temperature.

Meanwhile, a radiator 340 is further installed inside the housing 310 .

The radiator 340 is preferably installed between the filter 320 and the cooling plate 330 or between the intake portion 310a and the cooling plate 330, and in this embodiment, the radiator 340 includes the filter 320 and It is provided between the cooling plates 330 .

The radiator 340 is installed to further cool the exhaust gas G that is introduced into the purification chamber 313 and passes through the cooling plate 330 .

Cooling water (W) for cooling the exhaust gas (G) is supplied to the radiator 340 from a cooling water circulation unit 710 to be described later, and exhaust gas (G) passing through the radiator 340 circulates through the radiator 340 . It is possible to lower the temperature of the exhaust gas (G) by heat exchange with the cooling water (W).

The radiator 340 is connected to the cooling plate 330 , and the cooling water W supplied from the cooling water circulation unit 710 to be described later flows into the radiator 340 and then into the cooling plate 330 .

The circulation of the cooling water W will be described in more detail below.

On the other hand, the air pipe 350 in the form of a circular tube is rotatably installed inside the housing 310 .

One end and the other end of the air pipe 350 are rotatably installed on the left and right walls of the housing 310 through bearings (not shown), respectively.

After the purification process of the exhaust gas (G) is finished, the air pipe 350 sprays air to the filter 320 when the filter 320 is cleaned to remove pollutants from the exhaust gas (G) attached to the filter 320 . As a configuration for dropping off the filter 320 , when a plurality of filters 320 are installed in the purification chamber 313 , they are installed to correspond to each filter 320 .

The two air pipes 350 are spaced apart in the vertical direction to form a set, and the filter 320 is disposed between the two sets of air pipes 350 spaced apart in the front and rear directions. One set of air pipes 350 are installed on the rear side so that each set of air pipes 350 can spray air toward both sides of the filter 320 .

At this time, a set of air pipes 350 on the front side are spaced apart by a predetermined distance to face the front of the filter 320 , and a set of air pipes 350 on the rear side face the rear of the filter 320 and are arranged at a constant distance. They are spaced apart by a distance to spray air to the front and rear surfaces of the filter 320 , respectively.

One set of the air pipe 350 may be installed only on either one of the front and rear sides of the filter 320 as necessary.

More specifically, in this embodiment, as shown in FIG. 8, both ends of a total of five sets of air pipes 350 arranged in upper and lower two rows are rotatably installed on the left and right side walls of the housing 310, respectively, and three One set of air pipes 350 are installed on the front and rear sides of the filter 320 installed in the front of the filters 320, and the filter 320 installed in the middle of the three filters 320 has front and rear sides. One set of air pipes 350 are installed respectively, and one set of air pipes 350 can be installed only in the front of the filter 320 installed at the rearmost among the three filters 320 .

Of course, it is most preferable that one set of the air pipe 350 is installed on both sides of one filter 320 .

In addition, the number of air pipes 350 sprayed toward one side of the filter 320 , that is, the number of air pipes 350 constituting a set may be changed as needed.

The air pipe 350 has a plurality of air injection holes 350a formed in one row along the longitudinal direction, and a plurality of air injection holes 350a formed in the upper air pipe 350 in a set of air pipes 350 ). and the plurality of air injection holes 350a formed in the lower air pipe 350 are arranged to be shifted from each other, and more specifically, the air injection holes 350a of the upper air pipe 350 are the closest to each other of the lower air pipe 350 . Formed to face the portion between the two air injection holes (350a), the air injection hole (350a) of the lower air pipe 350 is the portion between the two air injection holes (350a) closest to each other of the upper air pipe (350) is formed opposite to

The reason that the air injection hole 350a of the upper air pipe 350 and the air injection hole 350a of the lower air pipe 350 in a set of air pipes 350 have a vertically shifted arrangement is the reason that the air is sprayed filter This is to enable the air to be uniformly sprayed as a whole on one surface of the 320 .

It is preferable that the air injection hole (350a) has a constant inner diameter, but the inner diameter is gradually increased along the direction in which the air in the air injection hole (350a) flows to increase the air injection range, The inner diameter may be gradually decreased along the direction in which the air flows to increase the air injection pressure.

The air pipe 350 has one end, that is, in this embodiment, the right end is opened and connected to the air supply means (not shown), and the other end, that is, the left end in this embodiment, is closed.

When air is supplied to the air pipe 350 from an air supply means (not shown), the supplied air is injected on one surface of the filter 320 through the air injection hole 350a.

One end and the other end of the air pipe 350 are coupled to the left and right walls of the housing 310 by bearings (not shown), respectively, and are rotatably installed by a predetermined angle in a clockwise or counterclockwise direction.

The reason why the air pipe 350 is rotatably installed is to increase the air injection range of the air pipe 350 with respect to the filter 320 .

On the other hand, the air pipe 350 is rotated by the rotating means (360).

The rotating means 360 is installed on the right wall of the housing 310 and simultaneously rotates a plurality of air pipes 350 by a predetermined angle to increase the range of air injection to the filter 320 .

The rotating means 360 is installed on the mounting plate 303 with a separate mounting plate 303 interposed between it and the right wall of the housing 310 , but the housing 310 without a separate mounting plate 303 . It can also be installed directly on the right wall of

The rotating means 360 includes a first air cylinder 361 , a first link 363 , and a second link 365 .

The first air cylinder 361 is a movable part for operating the rotating means, and is installed long in the front-rear direction on the front part of the outer surface of the right wall of the housing 310 .

A first rod 361a is provided at a rear portion of the first air cylinder 361 to linearly reciprocate in the horizontal direction, that is, in the front-rear direction.

The front end of the first air cylinder 361 is fixed to the right wall that is one side wall of the housing 310 through the mounting plate 303, and the first air cylinder 361 is drawn out from the inside or drawn into the front and back direction by being drawn into the inside. It includes a first rod 361a capable of advancing and retreating.

A first link 363 is connected to the first air cylinder 361 .

The first link 363 is a member that is fixed to the rear end of the first rod 361a and moves forward and backward linearly with the first rod 361a according to the linear reciprocating motion of the first rod 361a.

A second link 365 is installed at an upper portion of the first link 363 and a lower portion on the other side of the first link 363 .

The second link 365 is preferably provided in the same number as the number of air pipes 350 installed in the housing 310, and in this embodiment, two air pipes 350 spaced up and down are provided as a set. Since a total of five sets are installed in the housing 310 , it is preferable that the second link 365 is also provided to correspond to this.

The second link 365 serves to rotate the air pipe 350 by converting the linear reciprocating motion of the first link 363 into a rotational motion of a predetermined angle.

The first guide part 364 fixed to the upper part of the first link 363 is inserted into the first long hole 366 formed in the lower part of the second link 365 installed on the upper part of the first link 363 . is coupled, and the upper, which is the other side, is fixed to the right end of the upper air pipe 350 among the set of air pipes 350 .

In addition, in the second link 365 installed under the first link 363, the first guide part 364 fixed to the lower part of the first link 363 is inserted into the first long hole 366 formed in the upper part. It is coupled, and the lower part is fixed to the right end of the lower air pipe 350 among the set of air pipes 350 .

The rotation operation of the air pipe 350 by the rotation means 360 will be described as follows.

When the first air cylinder 361 operates, the first rod 361a linearly moves in the front-rear direction.

According to the linear motion of the first rod 361a, the first link 363 fixed to the rear end of the first rod 361a moves linearly in the front-rear direction like the first rod 361a.

According to the linear motion of the first link 363, each second link 365 coupled to the upper and lower portions of the first link 363 is coupled between the first long hole 366 and the first guide part 364. The first guide part 364 moves in the first long hole 366 and rotates by a predetermined angle.

At this time, the second link 365 coupled to the upper portion of the first link 363 rotates counterclockwise as seen in FIG. 6 , and the second link 365 coupled to the lower portion of the first link 363 . is rotated clockwise as seen in FIG. 6 .

As each second link 365 rotates, each set of air pipes 350 fixed corresponding to each second link 365 rotates in the direction and angle of each second link 365 corresponding thereto. It rotates in the same way as , so that the overall air injection range of the air pipe 350 is increased.

On the other hand, the door 370 is installed in the inlet (311a) formed in the partition plate (311).

The door 370 is configured to communicate or isolate the purification chamber 313 and the discharge chamber 315 by opening and closing the inlet 311a by an opening and closing means 380, which will be described later, and is adapted to the shape of the inlet 311a. provided in a corresponding form.

When a plurality of inlets 311a are provided, of course, the doors 370 are installed to be inserted into each inlet 311a one by one.

Here, the door 370 is installed to fit into the inlet 311a means that the door 370 is installed so that the inner circumferential surface of the inlet 311a and the outer circumferential surface of the door 370 face each other in a state adjacent to each other.

The door 370 is a plate having a shape corresponding to the open surface of the inlet 311a, and is formed to have a thickness similar to that of the partition plate 311 .

In the center of the door 370, a rotation shaft 371 elongated in the left and right direction is formed integrally with the plate member constituting the door 370, and the door 370 has a bearing (not shown) at the left and right ends of the rotation shaft 371 . City) is installed in the inlet (311a) by being rotatably coupled to the left and right walls of the housing 310 by the.

On the other hand, the door 370 is opened and closed by the opening and closing means (380).

The opening/closing means 380 closes the door 370 during the purification process of the exhaust gas (G) and closes the inlet 311a to close the blower 400 due to the outlet 315b formed at the lower end of the discharge chamber 315. Contaminants dropped from the filter 320 by opening the door 370 and opening the inlet 311a during cleaning of the filter 320 through air spray to prevent a decrease in suction power and scattering of contaminants accommodated in the discharge chamber 315 The material is allowed to fall into the discharge chamber 315 to be accommodated, and in addition, the door 370 may be opened or closed if necessary.

The opening/closing means 380 is installed on the left side wall of the housing 310 and is configured to open or close the inlet 311a by rotating the door 370, and the third link 383, the fourth link ( 385) and a second air cylinder 381 .

The fourth link 385 is a member that is vertically elongated, and is preferably provided in the same number as the number of filters 320 , and in this embodiment, three third links 383 are provided.

One third link 383 is provided for each rotation shaft 371 of each door 370 , and the upper part is fixed to the left end of the rotation shaft 371 of the door 370 , and the rotation shaft according to the rotation of the third link 383 . (371) is linked.

A fourth link 385 is coupled to a lower portion of each third link 383 .

The fourth link 385 is a member formed long in the front-rear direction, and is rotatably hinged to the third link 383 while crossing the lower portion of each third link 383 .

The fourth link 385 serves to enable each of the third links 383 to simultaneously rotate in the same direction.

A second air cylinder 381 is coupled to any one of each of the third links 383 .

The second air cylinder 381 is a movable part for operating the opening/closing means 380 , and is rotatably installed through a hinge pin 387 in the front part of the left wall outer surface of the housing 310 .

A second rod 381a capable of linearly reciprocating in the front-rear direction is provided at the rear portion of the second air cylinder 381 .

The second rod 381a of the second air cylinder 381 is hinged to any one of the respective third links 383 , and in this embodiment, the third link located in the middle of the three third links 383 . The lower end of the 383 is hinged rotatably with the second rod of the second air cylinder (381).

At this time, the third link 383 hinged with the second rod 381a is formed to be longer downward than the other third link 383 .

The third link 383 located in the middle of each of the third links 383 is pulled or pushed by the second rod 381a of the second air cylinder 381 to rotate forward or backward, and the fourth The link 385 rotates in the same direction while maintaining the horizontal according to the rotational movement of the third link 383 located in the middle of each of the third links 383 , and is located in the middle of each of the third links 383 . The third link 383 other than the located third link 383 rotates in the same direction according to the rotational movement of the fourth link 385, and each of the rotation shafts 371 is each third link fixed to the left end. In accordance with the rotational motion of (383), it is rotated in the same direction.

When the opening and closing operation of the door 370 according to the operation of the opening and closing means 380 is described in detail, the second rod 381a of the second air cylinder 381 is located in the middle of each of the third links 383 . When the three links 383 are pushed to the rear as far as possible, the door 370 is in a state in which the inlet 311a is completely closed, and at this time, each of the third links 383 is lower rearward from the rotation shaft 371 . It is tilted approximately 45 degrees.

In this state, when the middle third link 383 is pulled forward by the second rod of the second air cylinder 381 and rotates about 45 degrees to an approximately vertical position, the second air cylinder 381 is a hinge The pin 387 rotates so that the rear portion is inclined downwardly with the pin 387 as an axis, and the fourth link 385 rotates while maintaining the horizontal in the same direction and the same angle as the rotation of the third link 383 in the middle, The third links 383 other than the three links 383 rotate in the same direction and the same angle as the rotation of the fourth link 385 , and each rotation shaft 371 is each third integrally fixed to the left end. The link 383 is rotated in the same direction and at the same angle as the rotation of the door 370 and the inlet 311a is partially opened, that is, the door 370 is rotated about 45 degrees with respect to the inlet 311a. becomes

In this state, when the middle third link 383 is further pulled toward the front side by the second rod 381a of the second air cylinder 381 and rotates from an approximately vertical position to the front side by about 45 degrees, the second air cylinder 381 rotates about the hinge pin 387 as an axis to be in a substantially horizontal state, and the fourth link 385 rotates while maintaining the horizontal in the same direction and the same angle as the rotation of the middle third link 383 . and the third link 383 other than the middle third link 383 rotates in the same direction and the same angle as the rotation of the fourth link 385, and each rotating shaft 371 is integrally fixed to the left end. Each of the third links 383 is rotated in the same direction and at the same angle as the rotation, so that the door 370 is vertically disposed with respect to the inlet 311a so that the inlet 311a is fully opened.

In this state, the process for closing the door 370 is performed in the reverse of the above-described opening process of the door 370 , so a description thereof will be omitted.

On the other hand, the exhaust gas purification apparatus according to the preferred embodiment of the present invention includes a pre-processing unit (700).

The pre-processing unit 700 is a configuration that serves to perform a pre-treatment on the exhaust gas (G) before the exhaust gas (G) flows into the purification unit (300). It means that cooling and filtering for (G) are performed simultaneously.

3 to 5 , the pre-processing unit 700 includes a first cooling pipe 720 , a second cooling pipe 730 , and a cooling water circulation unit 710 .

The first cooling pipe 720 is a configuration for cooling the exhaust gas G flowing from the chimney 11 to the purification unit 300 through the guide flow path 200a, and due to the high temperature of the exhaust gas G It serves to prevent the filter 320 inside the purification unit 300 from being damaged.

The first cooling pipe 720 is fixedly installed to the guide pipe 200 by welding or the like to surround the outer circumferential surface of the guide pipe 200 to form a first cooling flow path 720a between the guide pipe 200 and the guide pipe 200 . , the cooling water W circulated by the cooling water circulation unit 710 to be described later is supplied to the first cooling passage 720a.

A cooling water inlet 721 is formed in a portion adjacent to the outlet side of the guide passage 200a among the outer peripheral surface of the first cooling tube 720 , and on the inlet side of the guide passage 200a among the outer peripheral surface of the first cooling tube 720 . A cooling water outlet 723 is formed in the adjacent portion.

More specifically, the first cooling tube 720 is fixed to the first guide tube 210 and the second guide tube 220, respectively, and adjacent portions of the two first cooling tubes 720 to each other, that is, the first The outer end of the first cooling tube 720 installed in the guide tube 210 and the upper end of the first cooling tube 720 installed in the second guide tube 220 are connected by a connection tube 725 to the two first cooling tubes. The first cooling passage 720a of the tube 720 communicates with each other through the connecting tube 725 as a medium, and the cooling water inlet 721 is the lower outer peripheral surface of the first cooling tube 720 installed in the second guide tube 220 . is formed, and the cooling water outlet 723 is formed in a portion adjacent to the cover part 100 among the outer peripheral surfaces of the first cooling pipe 720 installed in the first guide pipe 210 .

It is preferable that the circulation direction of the cooling water W circulating in the first cooling passage 720a and the guide direction of the exhaust gas G guided by the guide passage 200a are opposite to each other.

The first cooling tube 720 is a circular tube having a larger diameter than that of the guide tube 200, and the guide tube 200 is inserted therein so that it can be provided in the form of a double tube together with the guide tube 200, Between the first cooling tube 720 and the guide tube 200, that is, one end and the other end of the first cooling passage 720a are blocked, so that the first cooling passage 720a is independent from the outside and the guide passage 200a. formed in space.

The cooling water W circulating in the first cooling passage 720a is circulated while surrounding the guide passage 200a to cool the exhaust gas G guided through the guide passage 200a.

A second cooling tube 730 is installed inside the guide tube 200 .

The second cooling pipe 730 is a configuration for cooling and filtering the exhaust gas G flowing through the guide flow path 200a, and guides one end and the other end to pass through one side and the other side of the guide pipe 200, respectively. It is installed across the flow path (200a).

A plurality of second cooling tubes 730 are installed to be spaced apart along the longitudinal direction of the guide tube 200 , and each second cooling tube 730 is installed at an angle inside the guide tube 200 . It is installed at an angle that is not parallel to the radial direction.

In addition, each of the second cooling tubes 730 is disposed to pass through the imaginary center line of the guide tube 200 formed long in the longitudinal direction, and each second cooling tube 730 is formed inside the guide tube 200 . When looking into the plane, it is arranged in a radial form that intersects the center of the guide tube 200 .

The plurality of second cooling tubes 730 may be arranged in a spiral when viewed as a whole.

A second cooling passage 730a communicating with the first cooling passage 720a is formed inside the second cooling tube 730 to circulate the first cooling passage 720a by a cooling water circulation unit 710 to be described later. The cooling water W is also introduced into the second cooling passage 730a and circulated.

At this time, the second cooling passage 730a is provided as an independent space that does not communicate with the guide passage 200a so that the cooling water W flowing into the second cooling passage 730a does not flow into the guide passage 200a, but guides it. The exhaust gas G flowing through the flow passage 200a does not flow into the second cooling passage 730a.

The cooling water W circulating in the second cooling passage 730a circulates in a form that crosses the guide passage 200a, and the exhaust gas G guided through the guide passage 200a is in the guide passage 200a. The second cooling tube 730 is installed and guided and cooled.

As the cooling water W circulates through the second cooling passage 730a, condensation is generated on the surface of the second cooling tube 730 disposed in the guide passage 200a, that is, on the outer peripheral surface of the second cooling tube 730, so that water droplets The contaminants contained in the exhaust gas (G) guided by the guide flow path (200a) are agglomerated on the water droplets formed on the outer peripheral surface of the second cooling tube (730), so that filtering according to the pretreatment of the exhaust gas (G) is performed. will lose

An induction member 731 interposed between the outer circumferential surface of the guide pipe 200 and the inner circumferential surface of the first cooling pipe 720 is provided at a portion where the coolant W is introduced among one end and the other end of the second cooling pipe 730 . .

The guide member 731 is formed in a circular arc shape and fixed while being in close contact with the outer circumferential surface of the guide tube 200 , so that the second cooling tube 730 can be stably fixed to the guide tube 200 .

The induction member 731 is provided with an induction space 731a connecting the first cooling passage 720a and the second cooling passage 730a, and the induction member 731 is the coolant circulating in the first cooling passage 720a. The surface facing the circulation direction of (W) is opened so that the coolant (W) circulating in the first cooling passage 720a can be guided to the second cooling passage 730a through the induction space 731a. do.

The open surface of the induction space 731a of the induction member 731 is formed to be larger than the open surface of the second cooling passage 730a, so that the cooling water W circulating in the first cooling passage 720a flows through the induction space 731a. It can flow smoothly through the second cooling passage 730a.

A cooling water circulation unit 710 is connected to the first cooling tube 720 .

The cooling water circulation unit 710 has one side and the other side connected to the cooling water inlet 721 and the cooling water outlet 723 of the first cooling pipe 720 to cool the exhaust gas G flowing along the guide flow path 200a. It serves to circulate the cooling water W to the first cooling passage 720a and the second cooling passage 730a.

A pump (not shown) for circulating the coolant (W) and a heat exchanger (not shown) for lowering the temperature of the coolant (W), whose temperature is increased due to the heat of the exhaust gas (G), are provided inside the coolant circulation unit (710). It is preferable to be provided.

In this embodiment, the coolant circulation unit 710 is connected to the coolant inlet 721 while the radiator 340 and the cooling plate 330 are connected between the coolant inlet 721 of the first cooling tube 720 .

One side of the cooling water circulation unit 710 , that is, the portion from which the cooling water W is discharged from the cooling water circulation unit 710 is such that the cooling water W discharged from the cooling water circulation unit 710 can be circulated to the radiator 340 . It is connected to one side of the radiator 340 by the first circulation pipe (L1).

Cooling water W flowing from the coolant circulation unit 710 to the radiator 340 through the first circulation pipe L1 circulates in the radiator 340 and then is discharged through the other side of the radiator 340 .

At this time, the cooling water W circulating through the radiator 340 cools the exhaust gas G flowing into the purification chamber 313 to lower the temperature.

The other side of the radiator 340 is connected to one side of the cooling plate 330 by the second circulation pipe L2 so that the cooling water W can be circulated to the cooling plate 330 .

Cooling water W introduced from the radiator 340 to the cooling plate 330 through the second circulation pipe L2 circulates in the cooling plate 330 and then is discharged through the other side of the cooling plate 330 .

At this time, the cooling water W circulating through the cooling plate 330 cools the exhaust gas G flowing into the purification chamber 313 to lower the temperature.

The other side of the cooling plate 330 is connected to the cooling water inlet 721 of the first cooling pipe 720 by the third circulation pipe L3 so that the cooling water W can be circulated to the first cooling pipe 720 . .

The cooling water W flowing from the cooling plate 330 to the cooling water inlet 721 through the third circulation pipe L3 is a first cooling flow path of the first cooling pipe 720 fixed to the second guide pipe 220 . The first cooling passage 720a of the first cooling tube 720 fixed to the first guide tube 210 and circulating the 720a and the second cooling passage 730a of the second cooling tube 730 connected thereto. ) and the second cooling passage 730a of the second cooling pipe 730 connected thereto circulate, and then discharged through the cooling water outlet 723 .

At this time, the cooling water (W) circulating in the first cooling tube 720 and the second cooling tube 730 cools the exhaust gas (G) flowing into the guide tube 200 to lower the temperature of the exhaust gas (G) is pre-processed.

In addition, on the surface of the second cooling pipe 730 , that is, on the outer circumferential surface of the second cooling pipe 730 , water vapor in the exhaust gas G is water droplets due to the temperature of the cooling water W circulating in the second cooling passage 730a. Contaminants contained in the exhaust gas (G) are agglomerated on the water droplets formed on the outer peripheral surface of the second cooling tube (730), so that the filtering according to the pretreatment of the exhaust gas (G) is performed.

The cooling water outlet 723 is connected to the other side of the cooling water circulation unit 710 by the fourth circulation pipe L4 so that the cooling water W can be circulated to the cooling water circulation unit 710 , that is, the cooling water from the cooling water circulation unit 710 . (W) is connected to the inflow part.

The cooling water (W) flowing into the cooling water circulation unit 710 from the first cooling pipe 720 through the fourth circulation pipe L4 is cooled by heat exchange in the cooling water circulation unit 710 and the first circulation pipe L1. It is sent back to the radiator 340 through the.

Through repetition of this cycle, the cooling water W circulates through the cooling water circulation unit 710 , the radiator 340 , the cooling plate 330 , and the first cooling tube 720 .

On the other hand, in the first circulation pipe (L1), the first bypass pipe (B1) and the second bypass pipe (B2) is branched.

The first bypass pipe B1 is configured so that the cooling water W can be circulated to the cooling plate 330 by bypassing the radiator 340 in the cooling water circulation unit 710, and the inlet side is the first circulation pipe ( It is connected in a branched form from L1), and the outlet side is connected to the second circulation pipe (L2).

The second bypass pipe (B2) is configured so that the cooling water (W) bypasses the radiator 340 and the cooling plate 330 in the cooling water circulation unit 710 and circulates to the first cooling pipe 720, The inlet side is connected in a branching form from the first circulation pipe (L1), and the outlet side is connected to the third circulation pipe (L3).

The first bypass pipe (B1) and the second bypass pipe (B2) are preferably branched from the same portion of the first circulation pipe (L1), the first circulation pipe (L1), the first bypass pipe (B1) ) and the second bypass pipe (B2) are branched from each other, a flow path switching mechanism (V) is installed, so that the first circulation pipe (L1), the first bypass pipe (B1), and the second bypass pipe (B2) It allows the circulation of the cooling water (W) through at least one of the selectively possible.

For example, as shown in FIG. 10 , the first circulation pipe L1 is opened by the flow path switching mechanism V, and the first bypass pipe B1 and the second bypass pipe B2 are closed. In this case, the cooling water W forms a cycle that circulates the cooling water circulation unit 710 , the radiator 340 , the cooling plate 330 , and the first cooling tube 720 .

In addition, as shown in FIG. 11 , when the first bypass pipe B1 is opened by the flow path switching mechanism V and the first circulation pipe L1 and the second bypass pipe B2 are closed , the cooling water W forms a cycle that circulates the cooling water circulation unit 710 , the cooling plate 330 , and the first cooling tube 720 .

In addition, as shown in FIG. 12 , when the second bypass pipe B2 is opened by the flow path switching mechanism V and the first circulation pipe L1 and the first bypass pipe B1 are closed , the cooling water W forms a cycle in which the cooling water circulation unit 710 and the first cooling tube 720 circulate.

In addition, although not shown, the cooling water W passes through the cooling water circulation unit 710 and the first cooling pipe 720 to form a cycle in which the cooling water circulation unit 710 is circulated in sequence and at the same time the cooling water circulation unit 710 . , it is possible to form a cycle that sequentially circulates the coolant circulation unit 710 again through the radiator 340 and the cooling plate 330 .

As such, the cooling water W may be circulated by selectively changing the cycle cycle as needed.

The inlet sides of the first bypass pipe B1 and the second bypass pipe B2 branching from the first circulation pipe L1 may be respectively branched from the outlet of the cooling water circulation unit 710 if necessary.

In addition, the outlet side of the first bypass pipe (B1) connected to and merged with the second circulation pipe (L2) and the outlet side of the second bypass pipe (B2) connected to and merged with the third circulation pipe (L3) are required Accordingly, it may be provided to be directly connected to the cooling plate 330 and the first cooling tube 720 , respectively.

On the other hand, the water treatment unit 800 is connected to the outlet 315b formed in the purification chamber 313 .

The water treatment unit 800 is configured to receive and filter water sprayed from the water supply pipe 317 and mixed with the contaminants accommodated in the discharge chamber 315 through the drain pipe 801 during the washing process of the filter 320. .

The water treatment unit 800 is preferably installed to be disposed below the purification unit 300 , and in the present invention, it is installed on the bottom of the chimney 11 .

The water treatment unit 800 includes a rack member 810 , a water receiving member 820 , a water treatment filter 830 , and a circulation pump 840 .

The rack member 810 is a frame for installing a water receiving member 820 to be described later.

The rack member 810 may be provided in at least one stage or more, and in this embodiment, the rack member 810 is formed in three stages and has a shape similar to a staircase.

A water accommodating member 820 is installed on the rack member 810 .

The water accommodating member 820 has a space therein and is formed in the form of a case with an open upper surface.

The water accommodating member 820 is a container for accommodating water mixed with contaminants flowing through the drain pipe 801 .

At least one water accommodating member 820 may be installed in the rack member 810, and in this embodiment, each is provided for each layer of the rack member 810 provided in three stages, such as the top, middle, and bottom.

Water discharged from the discharge chamber 315 is accommodated in the upper water receiving member 820 through the drain pipe 801, filtered by a water treatment filter 830 to be described later, and then installed at the bottom of the upper water receiving member 820. It is accommodated in the intermediate water accommodating member 820 through the first transfer pipe 821 and filtered by a water treatment filter 830 to be described later, and then a second transfer pipe 823 installed at the bottom of the intermediate water accommodating member 820. After being accommodated in the lower water receiving member 820 through and filtered by a water treatment filter 830 to be described later, water is supplied through a return pipe 803 connecting between the lower water receiving member 820 and the water supply pipe 317. It is returned to the pipe 317 .

A water treatment filter 830 is provided inside the water receiving member 820 .

The water treatment filter 830 is a configuration for purifying water mixed with contaminants accommodated in the water receiving member 820 , and is installed for each water receiving member 820 .

The water treatment filter 830 is preferably installed to be spaced apart from the bottom of the water receiving member 820 , and the contaminated water accommodated in the water receiving member 820 is filtered while passing through the water treatment filter 830 . It will be discharged from the receiving member (820).

The water treatment filter 830 may be applied without limitation as long as it can purify the contaminated water accommodated in the water receiving member 820 .

A circulation pump 840 is installed in the return pipe 803 connected to the lower water receiving member 820 .

The circulation pump 840 is a configuration for circulating the water purified by the water treatment unit 800 back to the water supply pipe 317 , and is installed on the return pipe 803 so as to be adjacent to the lower water receiving member 820 . The water discharged from the accommodating member 820 is sent to the water supply pipe 317 .

As configured in this way, the water treatment unit 800 may purify the water sprayed from the water supply pipe 317 to wash out contaminants and recirculate the water to the water supply pipe 317 .

A control box 900 is provided on the bottom of the chimney 11 so as to be adjacent to the water treatment unit 800 .

The control box 900 is a configuration for setting the overall operation of the exhaust gas purification apparatus according to a preferred embodiment of the present invention, and can operate ON/OFF, operation time, operation type, etc. through a manipulation unit (not shown), Various states can be visually checked through a display unit (not shown).

A plurality of exhaust gas purification apparatuses according to a preferred embodiment of the present invention may be installed in one chimney 11 as shown in FIGS. 1 and 2 .

A rotation system may be applied to some of the plurality of exhaust gas purification devices so that the exhaust gas purification process is performed, and the remaining part of the plurality of exhaust gas purification devices performs a filter cleaning process.

For example, in this embodiment, three exhaust gas purification devices are installed in one chimney.

Two of the three exhaust gas purification devices perform an exhaust gas purification process, and the other two exhaust gas purification devices perform a filter cleaning process while the exhaust gas purification process is performed.

In the exhaust gas purification apparatus in which the exhaust gas purification process is performed, the first control valve 230 is in a state in which the guide pipe 200 is opened so that the exhaust gas G can be introduced into the purification unit 300, and the door 370 is in a state in which the inlet 311a is closed, and the second control valve 801a is in a state in which the drain pipe 801 is closed.

In this state, the exhaust gas G discharged through the exhaust gas outlet 11a of the chimney 11 is first guided to the guide passage 200a of the guide pipe 200 and exhausted as a pretreatment by the pretreatment unit 700 . Cooling of the gas (G) and filtering of the exhaust gas (G) is made.

Next, the pre-treated exhaust gas G flows into the purification chamber 313 of the purification unit 300 through the intake unit 310a, and the exhaust gas G introduced into the purification chamber 313 is cooled by a cooling plate ( 330), the re-cooling and the contained water droplets fall off, and the re-cooling is performed through the radiator 340, and the pollutants are filtered and purified while passing through the filter 320, and then the purification unit through the exhaust unit 310b. (300) is discharged to the outside.

Next, the exhaust gas G purified by the purification unit 300 passes through the activated carbon filter 600 through the blowing unit 400 to remove contaminants and odors, and is discharged to the atmosphere through the discharge pipe 500 . The purification process of exhaust gas is repeatedly performed in the form of

At the same time, in the exhaust gas purification device in which the filter cleaning process is performed, the first control valve 230 closes the guide pipe 200 to prevent the exhaust gas G from flowing into the purification unit 300, and the door 370 becomes the state in which the inlet 311a is opened, and the second control valve 801a becomes the state in which the drain pipe 801 is opened.

In this state, air is supplied to the air pipe 350 and air is injected to the filter 320 through the air injection hole 350a, and as the air is injected to the filter 320, the exhaust attached to the filter 320 is supplied. Contaminants of the gas (G) fall off the filter 320 and are accommodated in the discharge chamber 315 through the inlet 311a.

At this time, the air pipe 350 repeats rotation and sprays air, so that the air injection range for the filter 320 may be increased.

Next, water is injected from the water supply pipe 317 through the water injection port 317a, and the pollutants accommodated in the discharge chamber 315 are washed by the sprayed water, mixed with water, and discharged to the discharge port 315b.

Next, the water mixed with the pollutants is introduced into the water treatment unit 800 through the drain pipe 801 , and the water mixed with the pollutants is purified in the water treatment unit 800 .

Next, the water purified by the water treatment unit 800 is sent to the recovery pipe 803 by the circulation pump 840 and supplied to the water supply pipe 317 , and the washing process of the filter is repeatedly performed.

The above exhaust gas purification process and filter cleaning process may be set to be repeated for a certain period of time, and when the set time is over, three exhaust gas purification devices circulate sequentially to perform the exhaust gas purification process and filter cleaning process. have.

More specifically, when the three exhaust gas purification devices are respectively referred to as No. 1 exhaust gas purification device, No. 2 exhaust gas purification device, and No. 3 exhaust gas purification device, respectively, at first, the No. 1 exhaust gas purification device and No. 2 exhaust gas purification device An exhaust gas purification process is performed in the device, and a filter cleaning process is performed in the exhaust gas purification device No. 3 .

Thereafter, when the set time is over, the exhaust gas purification process is performed in the exhaust gas purification device No. 2 and the exhaust gas purification device No. 3, and the filter cleaning process is performed in the exhaust gas purification device No.

Thereafter, when the set time is over again, the exhaust gas purification process is performed in the exhaust gas purification device No. 3 and the exhaust gas purification device No. 1, and the filter cleaning process is performed in the exhaust gas purification device No. 2.

After the set time is over, the exhaust gas purification process is performed in the exhaust gas purification device No. 1 and the exhaust gas purification device No. 2 as in the first time, and the filter cleaning process is performed in the exhaust gas purification device No. 3 as in the first case. It has a system in which the purification devices are circulated to perform an exhaust gas purification process and a filter cleaning process.

Due to this system, the exhaust gas purification apparatus according to the preferred embodiment of the present invention can continuously perform the exhaust gas purification process and the filter cleaning process without stopping.

14 is a right side view schematically showing the rotating means 360' of the exhaust gas purification apparatus according to another embodiment of the present invention.

In describing the rotating means 360' according to another embodiment of the present invention, the same components as those described in the exhaust gas purification apparatus according to the preferred embodiment of the present invention are given the same reference numerals, and See Examples.

14, in this embodiment, three filters 320 are installed to be vertically disposed inside the purification unit 300', and four air pipes 350 are vertically spaced apart from each other. It is rotatably installed inside the housing 310 to form a set, and the air pipe 350 is disposed adjacent to one set on each side of the filter 320 or one set adjacent to one side of the filter 320 . may be disposed to spray air to the filter 320 , and in FIG. 14 , five sets of air pipes 350 are arranged side by side in the front-rear direction and are installed in a form having four rows up and down.

Each set of air pipes 350 is rotated at the same time by the rotating means 360', so that the air injection range for the filter 320 can be increased. Hereinafter, such a rotating means 360' will be described.

The rotating means 360 ′ is installed on the mounting plate 303 with a separate mounting plate 303 interposed between it and the right wall of the housing 310 as in the preferred embodiment of the present invention, but a separate mounting plate It may be directly installed on the right wall of the housing 310 without the 303 .

The rotating means 360 ′ includes a first air cylinder 361 , a first link 363 , a fifth link 367 , and a sixth link 368 .

The first air cylinder 361 is a movable part for operating the rotating means, and is installed long in the front-rear direction on the front part of the outer surface of the right wall of the housing 310 .

A first rod 361a is provided at a rear portion of the first air cylinder 361 to linearly reciprocate in the horizontal direction, that is, in the front-rear direction.

The front end of the first air cylinder 361 is fixed to the right wall that is one side wall of the housing 310 through the mounting plate 303, and the first air cylinder 361 is drawn out from the inside or drawn into the front and back direction by being drawn into the inside. It includes a first rod 361a capable of advancing and retreating.

A first link 363 is connected to the first air cylinder 361 .

The first link 363 is a member that is fixed to the rear end of the first rod 361a and moves forward and backward linearly with the first rod 361a according to the linear reciprocating motion of the first rod 361a.

A first guide part 364 is fixedly installed on the upper part and the lower part of the first link 363 so as to protrude toward the outer surface of the right wall of the housing 310 .

It is preferable that five first guide parts 364 are respectively installed on the upper and lower portions of the first link 363 to correspond to the number of sets of the air pipes 350 .

A fifth link 367 is rotatably connected to the first link 363 .

The fifth link 367 is coupled to and connected to the first guide part 364 of the upper part of the first link 363 and the first guide part 364 of the lower part, respectively.

More specifically, second long holes 367a are formed on both sides of the fifth link 367 to be long in the longitudinal direction of the fifth link 367, respectively, and the fifth link 367 has a second long hole 367a. The first guide portion 364 is inserted into any one of the first link 363 and coupled.

At the center of each upper fifth link 367, the right end of the air pipe 350 arranged in the second row from the uppermost side is fixed, respectively, and at the center of each lower fifth link 367, it is arranged in three rows from the uppermost side. The right ends of the air pipes 350 are fixed to each other.

A sixth link 368 is rotatably connected to the fifth link 367 .

That is, the sixth links 368 are connected one by one to correspond to each of the upper fifth links 367 , and are connected one by one to correspond to each of the lower fifth links 367 .

The sixth link 368 is connected to the other one of the second long holes 367a of each of the fifth links 367, that is, coupled to each of the second long holes 367a into which the first guide part 364 is not inserted. do.

More specifically, the second guide part 368a is fixedly installed on one side of the sixth link 368 so as to protrude toward the outer surface of the right wall of the housing 310 , and the sixth link 368 includes the first guide part 364 . By inserting the second guide portion 368a into the second long hole 367a into which is not inserted, it is coupled to the fifth link 367 .

On the upper side of each upper sixth link 368, the right end of the air pipe 350 arranged in one row from the uppermost side is fixed, respectively, and the lower side of each lower sixth link 368 is arranged in four rows from the uppermost side. The right ends of the air pipes 350 are fixed to each other.

14, when the first rod 361a retracts and the first link 363 linearly moves to the rear side, each of the upper first guide parts 364 and the lower first guide parts 364 is the corresponding first guide part 364. It moves upward and downward along the two long holes 367a, and each upper fifth link 367 and each lower fifth link 367 rotates counterclockwise and clockwise, and each upper second The guide portion 368a and each lower second guide portion 368a move downward and upward along the corresponding second long hole 367a, and each upper sixth link 368 and each lower sixth link 368 is rotated clockwise and counterclockwise.

Accordingly, the second row air pipes 350 fixed to each upper fifth link 367 rotate in the same direction as each upper fifth link 367 , and are fixed to each lower fifth link 367 . The third row air pipes 350 are rotated in the same direction as each lower fifth link 367 , and the first row air pipes 350 fixed to each upper sixth link 368 are each upper sixth link. The link 368 rotates in the same direction, and the fourth row air pipes 350 fixed to each lower sixth link 368 rotate in the same direction as each lower sixth link 368 .

In this state, when the first rod 361a advances and the first link 363 linearly moves forward, each of the upper first guide parts 364 and the lower first guide parts 364 moves to the corresponding first guide part 364 . It moves downward and upward along the two long holes 367a, and each upper fifth link 367 and each lower fifth link 367 rotates clockwise and counterclockwise, and each upper second The guide portion 368a and each lower second guide portion 368a move upward and downward along the corresponding second long hole 367a, and each upper sixth link 368 and each lower sixth link (368) rotates counterclockwise and clockwise.

Accordingly, the second row air pipes 350 fixed to each upper fifth link 367 rotate in the same direction as each upper fifth link 367 , and are fixed to each lower fifth link 367 . The third row air pipes 350 are rotated in the same direction as each lower fifth link 367 , and the first row air pipes 350 fixed to each upper sixth link 368 are each upper sixth link. The link 368 rotates in the same direction, and the fourth row air pipes 350 fixed to each lower sixth link 368 rotate in the same direction as each lower sixth link 368 .

As above, the first rod 361a repeats the retreat and advance, and the air pipe 350 of each set is interlocked with the first link 363 , the fifth link 367 and the sixth link 368 . By rotating at the same time, the air injection range for the filter 320 may be increased.

15 is a right side view schematically showing the rotating means 360" of the exhaust gas purification apparatus according to another embodiment of the present invention.

In describing the rotating means 360" according to another embodiment of the present invention, the same components as those described in the exhaust gas purification apparatus according to the preferred embodiment of the present invention and other embodiments of the present invention are the same reference numerals. to give

As shown in FIG. 15 , in this embodiment, three filters 320 are installed to be vertically disposed inside the purification unit 300 ", and six air pipes 350 are vertically spaced apart from each other. It is rotatably installed inside the housing 310 to form a set, and the air pipe 350 is disposed adjacent to one set on each side of the filter 320 or one set adjacent to one side of the filter 320 . may be disposed to spray air to the filter 320 , and in FIG. 15 , five sets of air pipes 350 are arranged side by side in the front-rear direction and are installed in a form having six rows up and down.

Each set of air pipes 350 is rotated at the same time by the rotating means 360", so that the air injection range for the filter 320 can be increased. Hereinafter, such a rotating means 360" will be described.

The rotating means 360 ″ is installed on the mounting plate 303 with a separate mounting plate 303 interposed between it and the right wall of the housing 310 as in the preferred embodiment of the present invention, but a separate mounting plate It may be directly installed on the right wall of the housing 310 without the 303 .

The rotating means 360 ″ includes a first air cylinder 361 , a first link 363 , a fifth link 367 , a seventh link 369 , and a second link 365 .

The first air cylinder 361 is a movable part for operating the rotating means, and is installed long in the front-rear direction on the front part of the outer surface of the right wall of the housing 310 .

A first rod 361a is provided at a rear portion of the first air cylinder 361 to linearly reciprocate in the horizontal direction, that is, in the front-rear direction.

The front end of the first air cylinder 361 is fixed to the right wall that is one side wall of the housing 310 through the mounting plate 303, and the first air cylinder 361 is drawn out from the inside or drawn into the front and back direction by being drawn into the inside. It includes a first rod 361a capable of advancing and retreating.

A first link 363 is connected to the first air cylinder 361 .

The first link 363 is a member that is fixed to the rear end of the first rod 361a and moves forward and backward linearly with the first rod 361a according to the linear reciprocating motion of the first rod 361a.

A first guide part 364 is fixedly installed on the upper part and the lower part of the first link 363 so as to protrude toward the outer surface of the right wall of the housing 310 .

It is preferable that five first guide parts 364 are respectively installed on the upper and lower portions of the first link 363 to correspond to the number of sets of the air pipes 350 .

A fifth link 367 is rotatably connected to the first link 363 .

The fifth link 367 is coupled to and connected to the first guide part 364 of the upper part of the first link 363 and the first guide part 364 of the lower part, respectively.

More specifically, second long holes 367a are formed on both sides of the fifth link 367 to be long in the longitudinal direction of the fifth link 367, respectively, and the fifth link 367 has a second long hole 367a. The first guide portion 364 is inserted into any one of the first link 363 and coupled.

In the center of each upper fifth link 367, the right end of the air pipe 350 arranged in the third row from the top is fixed, respectively, and in the center of each lower fifth link 367, it is arranged in four rows from the uppermost side. The right ends of the air pipes 350 are fixed to each other.

A seventh link 369 is rotatably connected to the fifth link 367 .

That is, the seventh links 369 are connected one by one to correspond to each upper fifth link 367 , and are connected one by one to correspond to each lower seventh link 369 .

The seventh link 369 is coupled to and connected to the other one of the second long holes 367a of each of the fifth links 367, that is, the second long holes 367a into which the first guide part 364 is not inserted. do.

More specifically, third guide portions 369a are fixedly installed on both sides of the seventh link 369 so as to protrude toward the outer surface of the right wall of the housing 310 , and the seventh link 369 includes the first guide portion 364 . ) is coupled to the fifth link 367 by inserting any one of the third guide portion (369a) into the second long hole (367a) is not inserted.

At the center of each upper seventh link 369, the right end of the air pipe 350 arranged in the third row from the uppermost side is fixed, respectively, and at the center of each lower seventh link 369, it is arranged in five rows from the uppermost side. The right ends of the air pipes 350 are fixed to each other.

A second link 365 is rotatably connected to the seventh link 369 .

That is, the second links 365 are connected one by one to correspond to each of the upper seventh links 369 , and are connected one by one to correspond to each of the lower seventh links 369 .

The second link 365 is coupled to each of the third guide portions 369a of each of the seventh links 369, that is, the third guide portion 369a that is not inserted into the second long hole 367a. connected

More specifically, on one side of the second link 365 , a first long hole 366 provided long in the longitudinal direction of the second link 365 is provided, and the second link 365 is formed in the second long hole 367a. The uninserted third guide portion 369a is coupled to the seventh link 369 by being inserted into the first long hole 366 .

On the upper side of each upper second link 365, the right end of the air pipe 350 arranged in one row from the uppermost side is fixed, respectively, and the lower side of each lower second link 365 is arranged in six rows from the uppermost side. The right ends of the air pipes 350 are fixed to each other.

In FIG. 15 , when the first rod 361a retracts and the first link 363 linearly moves to the rear side, each of the upper first guide parts 364 and the lower first guide parts 364 is the corresponding first guide part 364 . It moves upward and downward along the two long holes 367a, and each upper fifth link 367 and each lower fifth link 367 rotates counterclockwise and clockwise, and each upper seventh link 367 is rotated counterclockwise and clockwise. The lower third guide portion 369a of the link 369 and the upper third guide portion 369a of each lower seventh link 369 move downward and upward along the corresponding second long hole 367a, Each upper seventh link 369 and each lower seventh link 369 rotate clockwise and counterclockwise, and the upper third guide part 369a of each upper seventh link 369 and The lower third guide portion 369a of each lower seventh link 369 moves upward and downward along the corresponding first long hole 366, and each upper second link 365 and each lower third 2 link 365 rotates counterclockwise and clockwise.

Accordingly, the third row air pipes 350 fixed to each upper fifth link 367 rotate in the same direction as each upper fifth link 367 , and are fixed to each lower fifth link 367 . The four-row air pipes 350 are rotated in the same direction as each lower fifth link 367 , and the second-row air pipes 350 fixed to each upper seventh link 369 are each upper seventh link. The link 369 rotates in the same direction, and the fifth row air pipe 350 fixed to each lower seventh link 369 rotates in the same direction as each lower seventh link 369, and each upper side The first row air pipe 350 fixed to the second link 365 rotates in the same direction as each upper second link 365, and the sixth row air pipe 350 fixed to each lower second link 365 ( 350 is to rotate in the same direction as each lower second link (365).

In this state, when the first rod 361a advances and the first link 363 linearly moves forward, each of the upper first guide parts 364 and the lower first guide parts 364 moves to the corresponding first guide part 364 . It moves downward and upward along the two long holes 367a, and each upper fifth link 367 and each lower fifth link 367 rotates clockwise and counterclockwise, and each upper seventh link 367 is rotated clockwise and counterclockwise. The lower third guide portion 369a of the link 369 and the upper third guide portion 369a of each lower seventh link 369 move downward and upward along the corresponding second long hole 367a, Each upper seventh link 369 and each lower seventh link 369 rotate counterclockwise and clockwise, and the upper third guide part 369a of each upper seventh link 369 and The lower third guide portion 369a of each lower seventh link 369 moves downward and upward along the corresponding first long hole 366, and each upper second link 365 and each lower third 2 link 365 rotates clockwise and counterclockwise.

Accordingly, the third row air pipes 350 fixed to each upper fifth link 367 rotate in the same direction as each upper fifth link 367 , and are fixed to each lower fifth link 367 . The four-row air pipes 350 are rotated in the same direction as each lower fifth link 367 , and the second-row air pipes 350 fixed to each upper seventh link 369 are each upper seventh link. The link 369 rotates in the same direction, and the fifth row air pipe 350 fixed to each lower seventh link 369 rotates in the same direction as each lower seventh link 369, and each upper side The first row air pipe 350 fixed to the second link 365 rotates in the same direction as each upper second link 365, and the sixth row air pipe 350 fixed to each lower second link 365 ( 350 is to rotate in the same direction as each lower second link (365).

As above, the first rod 361a repeats the retreat and advance, and the air pipe 350 of each set has a first link 363 , a fifth link 367 , a seventh link 369 and a second By rotating at the same time in conjunction with the link 365, the air injection range for the filter 320 can be increased.

The above-described rotation means may be configured by appropriately adding or removing or combining each link to suit the number of air pipes 350 constituting each set, and accordingly, regardless of the number of air pipes 350, a plurality of air pipes ( 350) can be rotated simultaneously.

As described above, although the present invention has been described with reference to limited embodiments and drawings, the present invention is not limited thereto, and the technical spirit of the present invention and the following by those of ordinary skill in the art to which the present invention pertains. It goes without saying that various modifications and variations are possible within the scope of equivalents of the claims to be described.

10: thermal power plant 11: chimney
11a: exhaust gas outlet 13: plate
100: cover part 110: support frame
200: information hall 200a: information flow
210: first guide 220: second guide
230: first control valve 300, 300', 300": purification unit
301: support 303: mounting plate
310: housing 310a: intake
310b: exhaust 311: partition plate
311a: inlet 313: purification chamber
315: discharge chamber 315a: bottom surface
315b: outlet 317: water supply pipe
317a: water nozzle 320: filter
330: cooling plate 331: upper bracket
333: lower bracket 335: first collision member
335a: gap 337: second collision member
340: radiator 350: air pipe
350a: air jet hole 360, 360', 360": rotation means
361: first air cylinder 361a: first rod
363: first link 364: first guide part
365: second link 366: first chapter ball
367: 5th link 367a: Chapter 2 ball
368: sixth link 368a: second guide part
369: seventh link 369a: third guide part
370: door 371: rotation shaft
380: opening and closing means 381: second air cylinder
381a: second rod 383: third link
385: fourth link 387: hinge pin
400: blower 500: exhaust pipe
600: activated carbon filter 700: pre-processing unit
710: cooling water circulation unit 720: first cooling pipe
720a: first cooling passage 721: cooling water inlet
723: cooling water outlet 725: connection pipe
730: second cooling pipe 730a: second cooling passage
731: guide member 731a: guide space
800: water treatment unit 801: drain pipe
801a: second control valve 801b: drain passage
803: recovery pipe 810: rack member
820: water receiving member 821: first transfer pipe
823: second transfer pipe 830: water treatment filter
840: circulation pump 900: control box
G : exhaust gas W : coolant
L1: 1st circulation pipe L2: 2nd circulation pipe
L3: 3rd circulation pipe L4: 4th circulation pipe
B1: 1st bypass pipe B2: 2nd bypass pipe
V : Euro conversion mechanism

Claims (15)

a guide pipe having one end connected to the exhaust gas outlet and guiding the exhaust gas through a guide passage provided therein;
a purification unit having one side connected to the other end of the guide tube to purify the exhaust gas flowing in through the guide tube;
a blower installed on the other side of the purification unit to induce a flow of the exhaust gas;
Before the exhaust gas flows into the purification unit, a pre-processing unit for performing pre-treatment on the exhaust gas; including,
The pre-processing unit exhaust gas purification apparatus, characterized in that performing cooling and filtering on the exhaust gas as a pre-treatment of the exhaust gas.
The method according to claim 1,
The preprocessor is
a first cooling tube installed to surround the outer circumferential surface of the guide tube to form a first cooling passage between the guide tube and the guide tube;
a second cooling tube having one end and the other end installed to cross the guide passage so as to pass through one side and the other side of the guide tube, respectively, and having a second cooling passage communicating with the first cooling passage;
and a cooling water circulation unit having one side and the other side connected to the cooling water inlet and the cooling water outlet of the first cooling tube, respectively, and circulating the cooling water to the first cooling passage and the second cooling passage. Device.
3. The method according to claim 2,
Water droplets due to condensation are generated on the outer peripheral surface of the second cooling tube,
The exhaust gas purification apparatus, characterized in that the pollutants contained in the exhaust gas are aggregated into the water droplets, and filtering is performed according to the pretreatment of the exhaust gas.
4. The method according to claim 3,
The second cooling pipe is an exhaust gas purification device, characterized in that installed inclined to the guide pipe.
4. The method according to claim 3,
A guide member interposed between an outer circumferential surface of the guide tube and an inner circumferential surface of the first cooling tube is provided at a portion in which the coolant flows from one end and the other end of the second cooling tube,
The induction member is provided with an induction space connecting the first cooling passage and the second cooling passage,
The induction member has an open side facing the circulation direction of the coolant circulating in the first cooling passage so that the coolant circulating in the first cooling passage can be guided to the second cooling passage through the induction space. Exhaust gas purification device, characterized in that.
5. The method according to claim 4,
The guiding member is an exhaust gas purification apparatus, characterized in that it is fixed in close contact with the outer peripheral surface of the guide tube.
4. The method according to claim 3,
A plurality of the second cooling tubes are installed along the longitudinal direction of the guide tube,
Exhaust gas purification apparatus, characterized in that the plurality of second cooling pipe is disposed to pass through the center line of the guide pipe, respectively.
4. The method according to claim 3,
The purification unit,
a housing having an intake portion and an exhaust portion formed thereon;
A filter installed inside the housing to purify the exhaust gas introduced through the intake unit; including,
An exhaust gas purification apparatus according to claim 1, wherein a cooling plate for cooling the exhaust gas and removing water droplets contained in the exhaust gas is installed between the intake part and the filter.
9. The method of claim 8,
A radiator for cooling the exhaust gas is installed between the filter and the cooling plate or between the intake unit and the cooling plate.
10. The method of claim 9,
One side of the cooling water circulation part is connected to one side of the radiator by a first circulation pipe so that the cooling water can be circulated to the radiator,
The other side of the radiator is connected to one side of the cooling plate by a second circulation pipe so that the cooling water can be circulated to the cooling plate,
The other side of the cooling plate is connected to the cooling water inlet of the first cooling pipe by a third circulation pipe so that the cooling water can be circulated to the first cooling pipe,
and the cooling water outlet of the first cooling pipe is connected to the other side of the cooling unit circulation unit by a fourth circulation pipe so that the cooling water may be circulated to the cooling water circulation unit.
11. The method of claim 10,
a first bypass pipe for allowing the cooling water to be circulated to the cooling plate by bypassing the radiator in the cooling water circulation unit;
A second bypass pipe for allowing the cooling water to be circulated to the first cooling pipe by bypassing the radiator and the cooling plate in the cooling water circulation unit;
The exhaust gas purification apparatus, characterized in that the cooling water is selectively circulated through at least one of the first circulation pipe, the first bypass pipe, and the second bypass pipe.
12. The method according to any one of claims 8 to 11,
It characterized in that it further comprises an air pipe which is rotatably installed inside the housing and sprays air to the filter when the filter is washed to remove pollutants of the exhaust gas attached to the filter from the filter. exhaust gas purifier.
13. The method of claim 12,
A partition plate is installed inside the housing to divide the inner space of the housing into an upper purification chamber and a lower discharge chamber,
An inlet is formed in the partition plate so that the pollutants of the exhaust gas dropped from the filter are introduced into the discharge chamber,
The exhaust gas purification apparatus, characterized in that the door that is opened when the exhaust gas is purified and closed when the filter is cleaned is installed in the inlet.
14. The method of claim 13,
A discharge port is formed on one side of the inner bottom surface of the discharge chamber,
The bottom surface is inclined so as to be lowered toward the outlet,
A water supply pipe is installed on the inner circumferential surface of the discharge chamber,
The exhaust gas purification apparatus, characterized in that the pollutants of the exhaust gas injected into the discharge chamber are mixed with the water sprayed from the water supply pipe and discharged to the discharge port.
15. The method of claim 14,
Further comprising a water treatment unit connected to the outlet to purify the water mixed with the pollutants of the exhaust gas discharged from the outlet,
Exhaust gas purification apparatus, characterized in that the water purified by the water treatment unit is supplied to the water supply pipe.

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