KR100860085B1 - Dust collector of water filter type - Google Patents

Abstract

A wet type dust collector is provided to perform heat exchange of a heated heat transfer medium, exhaust cleanly purified air into the atmosphere by efficiently collecting dust contained in harmful gases, and discharge collected dust easily. A wet type dust collector(100) comprises: a body part(110) including a dust collecting tank(112) having a polluted air inlet(114) formed on a lower portion of one side thereof, a blowing fan(116) mounted on an inner side of a top part thereof, and a purified air outlet(118) mounted on one side of the top face thereof; a settling hopper(120) integrally formed on a bottom part of the dust collecting tank to settled and discharge dust, the settling hopper having a dust discharge unit(122) formed on an extending end thereof; a first filtration part(140) including a plurality of sprinkling pipes(142) disposed in an inner part of the dust collecting tank and a plurality of spray nozzles(144) mounted on the sprinkling pipes; a second filtration part(150) including a dust collecting water supply pipe(152), a first filter member(154a) having a first horizontal plate(156a) and a first inclined plate(158a), and a second filter member(154b) having a second horizontal plate(156a) and a second inclined plate(158b), the first and second horizontal plates having a plurality of first vortex forming holes(160a) and second vortex forming holes(160b) formed thereon, the first and second inclined plates having first and second adjusting pipes(162a,162b) mounted thereon respectively; and a heat exchange part(170) including a heat exchange pipe(172) and a partition plate(174). Further, the dust collecting water supply pipe is connected to the plurality of sprinkling pipes.

Description

DUST COLLECTOR OF WATER FILTER TYPE}

The present invention relates to a wet type dust collector, and more particularly, it is possible not only to exchange heat of the heated heat transfer medium, but also to efficiently collect dust contained in harmful gases, and to discharge only cleanly purified air into the atmosphere. It relates to a wet dust collector that can easily discharge the.

Through rapid economic growth, urbanization, and industrialization, Korea also has become a social problem due to pollution of air, water, and wastes due to deepening environmental pollution.

In particular, the damage to the human body, copper, and plants caused by dust and gas discharged to the atmosphere is not only harmful in itself, but also more harmful by coexisting harmful gas, and the finer the particles, the greater the effect. . In addition, fine dust does not easily fall to the ground and is suspended in the air for a long time, which causes visual disturbances, pneumoconiosis, or smog.

In general, pollutants are emitted in the form of dust at industrial sites, and dust collectors are provided to prevent such dust from being released into the atmosphere. Dust is filtered through a dust collector, and these dust collectors are largely divided into mechanical and electrical. The machine type is divided into a wet dust collector and a dry dust collector. Among them, the efficiency of the wet dust collector is known to be better, and various wet dust collectors are currently being developed.

Briefly describing the operation state of the conventional wet dust collector, by removing the dust by passing the harmful gas into the water, the dust in the harmful gas is deposited on the bottom of the water so that only clean air is discharged to the outside.

However, in the conventional wet dust collector, air bubbles are formed by contact with harmful gas and water, and dust contained in air bubbles has a problem of being discharged to the outside without being filtered in water. Therefore, it is urgent to develop a dust collector that can use the purified air discharged for other purposes while minimizing the size of air bubbles.

The present invention has been made to solve the conventional problems as described above, the object of the present invention is not only possible to heat exchange the heated heat transfer medium, but also to effectively collect the dust contained in the harmful gas air clean air only It is to provide a wet dust collector that can be discharged to the middle and can easily discharge the collected dust.

In order to achieve the object of the present invention as described above, the present invention,
A dust collecting tank having an empty inside shape, a condensed air inlet which is mounted in communication with the inside of the dust collecting tank on one side adjacent to the lower part of the dust collecting tank, and into which the polluted air containing dust flows, and inside the upper surface of the dust collecting tank. The blower fan is installed, the purge air outlet which is mounted in communication with the inside of the dust collecting tank at the upper part of the dust collecting tank, and the purified dust is integrally formed at the lower part of the dust collecting tank, and the deposit is discharged. A main part having a hopper and dust discharge means provided at an extended end of the deposition hopper;
It is disposed inside the dust collection tank and is disposed between the immersion hopper and the polluted air inlet, and a plurality of water spray pipes are arranged along the direction of the contaminated air flowing into the dust collection tank, and are mounted on each water spray pipe, and the dust is sprayed by dust collection. A first filtration unit having a plurality of injection nozzles for primary filtering the dust while cooling the contaminated air introduced into the tank; And
Finally, dust is collected while collecting dust collected through the polluted air inlet and the blower fan, and the dust collected through the dust collector is maintained at a constant level while passing the dust collected through the first filter. And a second filtration unit having a first filtration member and a second filtration member for filtering.

The first filtration member has a first horizontal plate and a first inclined plate, the second filtration member has a second horizontal plate and a second inclined plate, and a plurality of first vortex types on the first horizontal plate and the second horizontal plate. A success and a second vortex forming hole are formed, wherein the first horizontal plate extends from one side of the dust collecting tank adjacent to the bottom of the dust collecting pipe to the other side of the dust collecting tank, and the first inclined plate is an extension of the first horizontal plate. Has a slope that is lowered to the inside of the other side of the dust collecting tank, the second horizontal plate extends from the inside of the other side of the dust collecting tank spaced apart from the lower portion of the first inclined plate to the inside of one side of the dust collecting tank, Provided is a wet dust collector having an inclination lowering from the extension of the second horizontal plate to the inner side of one side of the dust collecting tank.

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As described above, the wet dust collector according to the present invention fills the dust that has passed through the first filtration unit and the first filtration unit, which filters primary dust while injecting water into the contaminated air and cools the contaminated air. By providing a second filtration unit for passing the collected dust and finally filtering, there is an advantage that the dust in the contaminated air can be completely filtered.

In addition, by further comprising a heat exchanger having a heat exchanger tube in the second filtration unit, the water particles of the dust collector are combined with the condensation formed on the outside of the heat exchanger tube in the heat exchange process so that the discharge of the dust collector can be suppressed as well as the heat exchanger tube. There is an advantage that the dust contained in the water particles of the dust collected on the collision and deposit the dust.

Hereinafter, a wet dust collector according to an exemplary embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a view schematically showing the inside of the wet type dust collector according to the present invention.

Referring to FIG. 1, the wet dust collector 100 according to the present invention is disposed inside the main body 110 and the main body 110, through which contaminated air containing dust is introduced and discharged purified air. Water is injected into the contaminated air to cool the contaminated air while the first filtration unit 140 to filter the dust, likewise disposed inside the main body unit 110 is passed through without being filtered by the first filtration unit 140 It is provided with a second filtration unit 150 for finally filtering the dust through the dust collected.

In addition, the wet dust collector 100 according to the present invention is disposed in the second filtration unit 150 and is discharged together with the water particles of the dust collection while preventing the water particles of the dust collection of the second filtration unit 150 is discharged. It is further provided with a heat exchanger 170 to allow fine dust to collide and settle.

First, the main body 110 is provided with a dust collecting tank 112 of the hollow interior. The contaminated air inlet 114 is mounted on one side adjacent to the lower part of the dust collecting tank 112 so as to communicate with the inside of the dust collecting tank 112, and the blowing fan 116 and the air blowing inside the upper surface of the dust collecting tank 112. The purge air outlet 118 is mounted to communicate with the inside of the dust collecting tank 112 at the upper surface of the dust collecting tank 112 without interfering with the fan 116.

In addition, the lower portion of the dust collecting tank 112 is integrally formed with a hopper 120 in which the filtered dust is deposited and discharged. As anyone can know the immersion hopper 120 is extended to narrow to the lower side. The dust discharging means 122 is provided at an extended end of the deposition hopper 120.

Figure 2a is a view showing the dust discharge means shown in FIG.

Referring to FIG. 2A, the dust discharge means 122 includes a horizontal cylindrical dust discharge housing 124a mounted on an extended end of the infiltration hopper 120 and a dust discharge rotatably disposed in the dust discharge housing 124a. A damper 126a is provided.

A first dust discharge hole 128a communicating with the inside of the infiltration hopper 120 is formed at a radially upper portion of the dust discharge housing 124a, and a second dust discharge hole 130a is disposed at a radially lower portion of the dust discharge housing 124a. Is formed. On the other hand, the dust discharge damper 126a is disposed inside the dust discharge housing 124a while having a plate shape. The dust discharge damper 126a is connected to the rotary shaft 134a of the drive motor 132a disposed at the outside of the dust discharge housing 124a and selectively opened and closed by the operation of the drive motor 132a. The remaining dust of the hopper 120 is discharged.

Figure 2b is a view showing another embodiment of the dust discharge means shown in FIG.

Referring to FIG. 2A, the dust discharge means 122 includes a horizontal cylindrical dust discharge housing 124b mounted on the bottom surface of the deposition hopper 120 and dust dischargeably disposed in the dust discharge housing 124b. Screw 126b.

A first dust discharge hole 128b communicating with the inside of the deposition hopper 120 is formed at a radially upper portion of the dust discharge housing 124b, and a second dust discharge hole 130b is disposed at a radially lower portion of the dust discharge housing 124b. Is formed. On the other hand, the dust discharge screw 126b is mounted inside the dust discharge housing 124b along the longitudinal direction of the dust discharge housing 124b. The dust discharge screw 126b is connected to the rotation shaft 134b of the drive motor 132b disposed at the outside of the dust discharge housing 124b and selectively rotated by the operation of the drive motor 132b to deposit the hopper ( Eject dust remaining in 120).

The first filtering part 140 and the second filtering part 150 are mounted on the main body part 110 formed as described above.

Referring back to FIG. 1, the first filtration unit 140 includes a plurality of sprinkling pipes 142 disposed inside the dust collecting tank 112. Each spray pipe 142 is equipped with a plurality of injection nozzles 144 so as to filter the dust mixed with the polluted air introduced by spraying the dust collecting. The plurality of sprinkling pipes 142 are disposed between the immersion hopper 120 and the contaminated air inlet 114 and are arranged along the traveling direction of the contaminated air introduced into the dust collecting tank 112.

3 is a perspective view illustrating the first filtration member and the second filtration member shown in FIG. 1.

1 and 3, the second filtration unit 150 is formed inside the dust collecting tank 112 and is formed between the polluted air inlet 114 and the blowing fan 116.

The second filtration unit 150 collects the dust collector supply pipe 152 and the dust collector 152 supplied through the dust collector supply pipe 152 to maintain a constant water level while passing through the first filter unit 140. A first filtration member 154a and a second filtration member 154b for finally filtering the dust while passing air again are provided. The dust collecting supply pipe 152 is connected to each of the plurality of spray pipes 142 so as to be communicable. Water sprayed from each spray pipe 142 is guided through the dust collecting supply pipe (152).

The first filtration member 154a includes a first horizontal plate 156a and a first inclined plate 158a. Likewise, the second filtration member 154b is configured to connect the second horizontal plate 156a and the second inclined plate 158b. Equipped.

A plurality of first vortex forming holes 160a and second vortex forming holes 160b are formed on the first horizontal plate 156a and the second horizontal plate 156b, and the first horizontal plate 156a is a dust collecting supply pipe. 152 extends from the inside of one side of the dust collecting tank 112 adjacent to the lower side to the inside of the other side of the dust collecting tank 112, and the first inclined plate 158a extends at the extension of the first horizontal plate 156a. It extends with an inclination lowering to the inside of the other side of 112. In addition, the second horizontal plate 156b extends from the inside of the other side of the dust collecting tank 112 spaced apart from the lower portion of the first inclined plate 158a to the inside of one side of the dust collecting tank 112, and the second inclined plate 158b is An extension of the second horizontal plate 156b extends with an inclination lowering to an inner side of one side of the dust collecting tank 112. Preferably, the first vortex forming hole 160a and the second vortex forming hole 160b are formed on the lower surfaces of the first horizontal plate 156a and the second horizontal plate 156b and the first horizontal plate 156a and the second vortex forming hole 160b. It is narrowly extended on the upper surface of the horizontal plate 156b.

The first filtration member 154a has the first swash plate 158a and the second swash plate 158b while guiding dust deposited on the upper portions of the first swash plate 158a and the second swash plate 158b toward the deposition hopper 120. And a first control pipe 162a and a second control pipe 162b for adjusting the water level of the dust collected in the second filtration member 154b. The first control tube 162a extends vertically from the first inclined plate 158a toward the second inclined plate 158b, and the second control tube 162b is perpendicular to the deposition hopper 120 in the second inclined plate 158b. Is extended. That is, the dust deposited on the first filtering member 154a is guided to the second horizontal plate 156b through the first inclined plate 158a and the first control tube 162a, and guided to the second horizontal plate 156b. The collected dust is again guided into the hopper 120 through the second inclined plate 158b and the second control tube 162b.

Meanwhile, the first control damper 164a and the second control damper 164b are disposed in the first control pipe 162a and the second control pipe 162b. At this time, the first control switch 166a and the second control switch 166b for rotating the first control damper 164a and the second control damper 164b are exposed to the outside of the dust collecting tank 112.

Preferably, in the first filtration member 154a, the first overload pipe 168a extends vertically to the upper side of the second filtration member 154b to control the level of dust collected in the first filtration member 154a. The second overload pipe 168b extends vertically toward the deposition hopper 120 in the second filtration member 154b for adjusting the level of dust collected in the second filtration member 154b.

Meanwhile, the heat exchanger 170 may return the upper portion of the first filtration member 154a and the upper portion of the second filtration member 154b in a zigzag shape from the outside of one side of the dust collecting tank 112 to the other side of the dust collecting tank 112. It is provided with a heat exchanger tube 172 extending to the outside. Low temperature water is supplied to the heat exchange tube 172, and heat exchange is performed in the dust collecting tank 112 to discharge high temperature water. Meanwhile, condensation occurs on the outside of the heat exchange tube 172 during the heat exchange process, and after condensation is combined with the dust-collecting water particles, the condensation is collected on the upper portions of the first filtration member 154a and the second filtration member 154b. As it falls into the water, not only the dust collection is suppressed, but the dust contained in the dust collecting water particles collide with the heat exchanger tube 172 to be deposited on the first filtration member 154a and the second filtration member 154b.

Preferably, the diaphragm 174 is formed to suppress the discharge of the water particles of the dust collector spaced apart from the upper portion of the heat exchange tube 172 disposed on the first filtration member 154a, the diaphragm 174 is dust collecting It extends from the inside of one side of the tank 112 to the inclination lowering into the other side of the dust collecting tank (112).

Hereinafter, the operating state of the wet type dust collector 100 formed as described above will be briefly described.

First, while operating the blowing fan 116 mounted to the dust collecting tank 112 to supply the dust collecting into the dust collecting tank 112 through the dust collecting supply pipe 152 to suck the contaminated air generated at the work site. The inside of the dust collecting tank 112 is maintained in a vacuum state, as a result, the dust collecting is injected from the injection nozzle 144 of the water spray pipe 142, the upper portion of the first filtration member 154a and the second filtration member 154b The dust collector remains while maintaining a constant level. Meanwhile, the first vortex forming hole 160a and the second vortex forming hole 160b of the first horizontal plate 156a and the second horizontal plate 156b of the first filtration member 154a and the second filtration member 154b are formed. Vortex occurs.

In such a state, the contaminated air introduced into the contaminated air inlet 114 is first cooled by the dust collecting sprayed from the water spray pipe 142, and the dust is filtered first and deposited on the deposition hopper 120. Meanwhile, the dust that has passed through the first filtration unit 140 combines with the water particles formed by the second vortex forming hole 160b and then collides with the heat exchanger tube 172 to collect on the second filtration member 154b. The dust is dropped to the side of the dust collector, and as a result, dust is deposited on the second inclined plate 158b. In addition, the dust that has passed through the second filtration member 154b combines with the water particles formed by the first vortex forming hole 160a and then collides with the heat exchange tube 172 to collect the upper portion of the first filtration member 154a. The filter is dropped to the side of the launching system and completely filtered, and only the purified air is discharged to the purified air outlet 118 side.

The dust deposited on the first inclined plate 158a and the second inclined plate 158b is deposited on the deposition hopper 120 through the first control pipe 162a and the second control pipe 162b, and is deposited on the deposition hopper 120. The deposited dust is discharged to the outside of the dust collecting tank 112 by the dust discharge means (122).

Although the above has been described with reference to a preferred embodiment of the present invention, those skilled in the art can variously modify and change the present invention without departing from the spirit and scope of the invention described in the claims. You will understand.

1 is a view schematically showing the inside of the wet dust collector according to the present invention,

Figure 2a is a view showing the dust discharge means shown in Figure 1,

Figure 2b is a view showing another embodiment of the dust discharge means shown in Figure 1, and

3 is a perspective view illustrating the first filtration member and the second filtration member shown in FIG. 1.

Explanation of symbols on the main parts of the drawing

100: wet type dust collector 110: main body

112: dust collecting tank 114: polluted air inlet

116: blower fan 118: purge air outlet

120: immersion hopper 122: dust discharge means

140: first filtration unit 142: watering pipe

144 injection nozzle 150 second filtration unit

152: dust collecting supply pipe 154a: first filtration member

154b: second filtration member 156a: first horizontal plate

156b: second horizontal plate 158a: first inclined plate

158b: second inclined plate 160a: first vortex forming hole

160b: second vortex forming hole 162a: first control tube

162b: second control tube 170: heat exchanger

172: heat exchanger tube 174: diaphragm

Claims (13)

A dust collecting tank having an empty inside shape, a contaminated air inlet which is mounted in communication with the inside of the dust collecting tank on one side adjacent to the lower portion of the dust collecting tank, and introduces polluted air containing dust, and an upper portion of the dust collecting tank. A blower fan mounted inside the surface, a purge air outlet mounted in communication with the inside of the dust collecting tank at an upper portion of the dust collecting tank, and purged air is discharged, and dust formed integrally formed at the lower portion of the dust collecting tank and filtered A main body part having a deposition hopper which is deposited and discharged, and dust discharge means provided at an extended end of the deposition hopper; A plurality of watering pipes disposed in the dust collecting tank and disposed between the deposition hopper and the polluted air inlet and arranged along a traveling direction of the polluted air flowing into the dust collecting tank; A first filtration unit having a plurality of injection nozzles for filtration of dust and primary filtration while cooling contaminated air introduced into the dust collection tank; And While collecting the dust collecting supply pipe formed between the polluted air inlet and the blowing fan, and the dust collected through the dust collecting supply pipe to maintain a constant level, while passing through the dust collecting the polluted air passed through the first filtration unit. And a second filtration unit having a first filtration member and a second filtration member for finally filtering dust. The first filtration member has a first horizontal plate and a first inclined plate, the second filtration member has a second horizontal plate and a second inclined plate, and a plurality of on the first horizontal plate and the second horizontal plate. A first vortex forming hole and a second vortex forming hole are formed, and the first horizontal plate extends from the inside of one side of the dust collecting tank adjacent to the bottom of the collecting dust supply pipe to the inside of the other side of the dust collecting tank. The inclined plate extends with an inclination lowering from the extension of the first horizontal plate to the inside of the other side of the dust collecting tank, and the second horizontal plate is from the inside of the other side of the dust collecting tank spaced apart from the lower portion of the first inclined plate. Extends into one side of the dust collecting tank, and the second inclined plate extends from an extension of the second horizontal plate to a lower side of the dust collecting tank. A wet type dust collector to the gong. delete The dust discharge housing according to claim 1, wherein the dust discharge means comprises a horizontal cylindrical dust discharge housing mounted on an extended end of the deposition hopper, and a dust discharge damper rotatably disposed in the dust discharge housing. A first dust discharge hole is formed in the radially upper portion of the infiltration hopper and communicates with the inside of the dust discharge housing, and a second dust discharge hole is formed in the radially lower portion of the dust discharge housing, and the dust discharge damper is disposed at one end of the dust discharge housing. Wet type dust collector, characterized in that the opening or closing is connected to the rotary shaft of the drive motor. The dust discharge housing according to claim 1, wherein the dust discharge means comprises a horizontal cylindrical dust discharge housing mounted on the bottom surface of the deposition hopper, and a dust discharge screw rotatably disposed in the dust discharge housing. A first dust discharge hole is formed in the radially upper portion of the deposition hopper communicating with the inside, and a second dust discharge hole is formed in the radially lower portion of the dust discharge housing, and the dust discharge screw is formed along a length direction of the dust discharge housing. And a dust collector disposed in the dust discharge housing to discharge dust remaining in the deposition hopper while being connected to a rotating shaft of a driving motor disposed outside the dust discharge housing once. delete delete The wet type dust collector according to claim 1, wherein the dust collecting supply pipe is connected to each of the plurality of spraying pipes. delete The method of claim 1, wherein the first vortex forming hole and the second vortex forming hole are formed on upper surfaces of the first horizontal plate and the second horizontal plate on lower surfaces of the first horizontal plate and the second horizontal plate. Wet type dust collector, characterized in that extending to narrow. The method of claim 1, wherein the first inclined plate and the second inclined plate to the first filtration member and the second filtration member while guiding dust deposited on the upper portion of the first inclined plate and the second inclined plate toward the deposition hopper side. The first control pipe and the second control pipe for adjusting the level of the collected dust collected is mounted, the first control pipe extends vertically from the first inclined plate to the second inclined plate side, the second control tube is It extends vertically from the second inclined plate toward the deposition hopper side, the first control damper and the second control damper is disposed inside the first control pipe and the second control pipe, the first control damper and the second control Wet dust collector, characterized in that the first control switch and the second control switch for rotating the damper is exposed to the outside of the dust collection tank. According to claim 1, wherein the first filtration member is disposed in the first overload tube extending vertically to the upper side of the second filtration member for adjusting the water level of the dust collected in the first filtration member, the second filtration The member is a wet type dust collector, characterized in that the second overload tube extends vertically to the hopper side for adjusting the level of dust collected on the second filtration member. The dust collector of claim 1, wherein the wet dust collector further comprises a heat exchanger configured to supply low-temperature water to the dust collection tank and heat exchange in the dust collection tank to discharge high-temperature water, wherein the heat exchange unit has one side surface of the dust collection tank. And a heat exchanger tube extending outward from the other side of the dust collecting tank by returning an upper portion of the first filtration member and an upper portion of the second filtration member to a zigzag shape from the outside. The method of claim 12, wherein the diaphragm is formed so as to suppress the discharge of the water particles of the dust collecting spaced on the upper portion of the heat exchange tube disposed in the first filtration member, the diaphragm is one side of the dust collecting tank Wet dryer, characterized in that extending from the inner side to the inclined lower to the other side of the dust collecting tank.

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