KR20140098333A - Device for purifying exhaust gas - Google Patents

Abstract

The present invention relates to an exhaust gas purifier. Polluted air flowed into a hood is purified, by passing through a cyclone oil removal purifier, a main purifier, a washing purifier, and an exhausting purifier. After passing through the exhausting purifier, a portion of the purified air is discharged to the hood through a recovery tube, to wash and clean the hood, ducts and the respective filters and constituents of the purifiers.

Description

[0001] The present invention relates to a device for purifying exhaust gas,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an exhaust purification apparatus, and more particularly, to an exhaust purification apparatus in which contaminated air is purified by a plurality of filters, and contaminated filters, hoods, and ducts are separately cleaned.

Generally, the air discharge device installed in the kitchen is installed on the upper part of the cooking device so as to discharge the odor and the polluted air discharged to the outside by simple lighting and cooking. Accordingly, the hood of the air exhausting device is disposed low on the top of the cooking appliance to effectively exhaust the contaminated air generated from the adjacent position of the cooking appliance.

The air discharge device is a device for simply discharging air to the outside of the building, and includes a hood and a duct installed to discharge the air introduced into the hood to the outside of the building.

However, while polluted air flows along the hood and the duct, oil and water accumulate and accumulate in the hood and the duct, and there is a hygienic problem that the accumulated pollutants fall into food on the cooking table.

In addition, the oils and the like that are entangled in the hood and the duct are combustible materials, and there is a safety problem that is always exposed to fire risk due to the nature of the kitchen using the fire.

In addition, the air discharged from the duct to the outside is discharged without being purified, thereby causing air pollution.

An object of the present invention is to provide an exhaust purification apparatus for cleaning a hood and a duct by spraying a cleaning liquid onto a hood and a duct.

Another object of the present invention is to provide an exhaust purification apparatus provided with respective purifiers for intensively removing contaminants such as oil, moisture, and odors.

It is another object of the present invention to provide an exhaust purification apparatus which is cleaned by a cleaning liquid for cleaning contaminants and which is cleaned by cleaning or rinsing each filter with a cleaning liquid.

Another object of the present invention is to provide an exhaust purification apparatus for preventing flames by removing combustible contaminants from the hood and the duct.

Another purpose is to lock the gas valve by an electric signal interlocked with the sprinkler, and to suppress the fire by operating the sprinkler even in case of a fire.

In order to achieve the above object, an exhaust purifying apparatus according to the present invention is a purifier for purifying polluted air exhausted through a hood, the purifier comprising: A main purifier incorporating a first filter housing and a second filter housing; A first cleaning nozzle installed to spray a cleaning liquid to the main cleaner; And a cleaning liquid tank connected to the first cleaning nozzle, wherein the first filter housing and the second filter housing are mutually coupled so as to communicate with each other, a plurality of discharge holes are formed on the outer walls of the first and second filter housings, The contaminants contained in the elimination filter and the deodorizing filter are installed so as to be rotated about the longitudinal direction so that the deodorizing and dehydrating operation can be performed by the rotary centrifugal force of the cleaning motor.

A cyclone oil removing purifier installed between the hood and the main purifier and having a third cleaning nozzle and a mesh type oil filter; A cleaning purifier connected to the main purifier and equipped with a cleaning filter installed to be cleaned by being infiltrated into the cleaning liquid by an infinite rotation by a plurality of rollers; An exhaust purifier connected to the cleaning purifier and having an exhaust filter therein; A blower installed to induce a flow of air between the cleaning purifier and the exhaust purifier; A recovery pipe installed to discharge the air discharged from the exhaust purifier to the hood; A collecting tank for collecting the pollutants collected in the cyclone oil removing purifier and the main purifier; A duct between the hood and the cyclone oil removing purifier, a second cleaning nozzle and a fourth cleaning nozzle installed to spray the cleaning liquid to the cleaning purifier; And a cleaning liquid supply pump and a cleaning liquid tank installed to supply the cleaning liquid to the first, second, third, and fourth cleaning nozzles.

In addition, a neutralizing agent injection nozzle provided in the cleaning filter, a neutralizing agent tank installed to supply the neutralizing agent to the neutralizing agent injection nozzle, a neutralizing agent pump provided to supply the neutralizing agent contained in the neutralizing agent tank to the neutralizing agent injection nozzle, and a neutralizing agent tank An odor neutralizer including a third switch installed to supply the deodorizer; A hood cleaner provided with a water receiving portion formed by being bent inwardly at an inner lower end of the hood, a roll screen installed above the water receiving portion to open and close a lower open bottom of the hood by a roll motor, and a hood cleaning nozzle attached to the inner surface of the hood 200); And a sprinkler for spraying the extinguishing agent while shutting off the gas supply when the temperature of the hood exceeds a predetermined temperature.

Wherein the oil, water filter and the deodorizing filter in the second filter housing are in the form of beads of porous beads, comprising an outer layer of waterproof and breathable material having a plurality of perforations formed therein, And an inner layer of a material.

The structures of the oil filter, the moisture filter and the deodorizing filter in the first filter housing and the second filter housing are characterized in that a plurality of partitions are installed at regular intervals so that the built-in filters do not aggregate.

Further, the main purifier is characterized in that a temperature sensor and a heater are installed to maintain a predetermined internal temperature.

Further, the cyclone oil removing purifier is characterized in that a cyclone structure device and a mesh-type filter are installed to remove effective oil.

The controller 180 further includes a controller 180 for varying the output of the blower according to a change in the flow pressure of the air generated during the air purification process.

The cleaning purifier includes a cleaning agent contained therein, a belt having a cleaning filter, a driving roller and a driven roller provided so as to rotate the belt in an endless manner, and a brush roller for cleaning the rotating cleaning filter .

According to another aspect of the present invention, there is provided an apparatus for purifying contaminated air exhausted through a hood, comprising: a blower installed inside a hood to exhaust air into a duct; A cleaning purifier incorporating a cleaning filter installed to be cleaned by being infiltrated into a cleaning liquid through infinite rotation by a plurality of rollers so as to allow air flowing by the blower to pass therethrough; And a control unit.

It is also possible to use a neutralizing agent injection nozzle provided for injecting the neutralizing agent into the cleaning filter, a neutralizing agent tank for supplying the neutralizing agent to the neutralizing agent injection nozzle, a neutralizing agent pump for supplying the neutralizing agent contained in the neutralizing agent tank to the neutralizing agent injection nozzle, A deodorizer including a third switch provided to selectively supply a neutralizing agent; A hood cleaner including a water receiving portion formed by being bent inwardly at an inner lower end of the hood, a roll screen installed above the water receiving portion to open and close a lower opened face of the hood by a roll motor, and a hood washing nozzle attached to the inner face of the hood. And a sprinkler for spraying the extinguishing agent while shutting off the gas supply when the temperature of the hood exceeds a predetermined temperature.

As described above, according to the present invention, there is an effect that the duct connected to the hood is cleaned and the polluted air flows along with the pollutant, and then is concentratedly removed by each filter.

Each of the filters is cleaned by a cleaning liquid or is cleaned by forced desorption by rotation, so that the filter can be used semi-permanently.

Further, there is an effect that the temperature inside the main purifier is kept constant to prevent deterioration of the purifying function due to changes in the external temperature.

Also, since the first and second filter housings housed in the main purifier can be separated and drawn out to the outside, the oil, moisture removing filter, and deodorizing filter housed in the first and second filter housings are exchanged and separately cleaned.

Also, there is an effect that the odor which is not easily removed by the operation of the smell heavy neutralizer is intensively neutralized and oxidized and discharged.

In addition, a part of the finally discharged purified air is recovered and discharged as a hood, thereby eliminating a blind spot that hinders the flow of air into the hood, thereby smoothly guiding the airflow, thereby enhancing the holding power of the hood.

In addition, it can be manufactured in a small size so that it can be detachably installed in a kitchen such as a home or a restaurant, thus making it possible to utilize the installation space of the hood more freely.

In addition, when a fire occurs, the sprinkler operates to evolve the fire, and the gas valve is locked, thereby preventing danger.

Further, by removing the duct installed outside the building, the installation cost can be reduced and the beauty of the building can be maintained.

In addition, the air discharged to the outside of the building is purified and discharged, thereby preventing air pollution.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate preferred embodiments of the invention and, together with the description, serve to further the understanding of the technical idea of the invention, Should not be interpreted.
1 is a schematic view illustrating an exhaust purifying apparatus according to a preferred embodiment of the present invention.
FIG. 2 is a side view of the inside of the cyclone oil removal purifier shown in FIG. 1; FIG.
FIG. 3 is a side view showing the inside of the main purifier shown in FIG. 1; FIG.
4A and 4B are enlarged views showing the outside and inside of the filter shown in Fig.
FIG. 5 is a side view of the inside of the cleaning purifier shown in FIG. 1; FIG.
6 is a side view of the inside of the exhaust purifier shown in Fig.
7 is a block diagram illustrating the blower and controller shown in FIG.
8 is a side view showing the hood cleaner in the hood of FIG.
FIG. 9 is a side cross-sectional view illustrating the blower, the cleaner, the deodorizer, and the hood cleaner shown in FIGS. 1, 5, and 8 installed integrally in the hood.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. However, the detailed description of known functions and configurations incorporated herein will be omitted when it may unnecessarily obscure the subject matter of the present invention.

<Configuration>

1, an exhaust purification apparatus 100 according to the present invention includes a hood 101, a cyclone oil removal purifier 110, a main purifier 120, a cleaning purifier 130, The washing water tank 140, the blower 170, the first, second, third and fourth washing nozzles 102a, 111 and 121.131, the water collecting tank 150, the washing liquid tank 160, the return pipe 143, the odor neutralizer 190, And a cleaner 200 are included.

The hood 101 is located above the cooking utensil and is a place where contaminated air is introduced. The hood 101 and the cyclone oil removing purifier 110 are connected by a duct 102. When the cleaning liquid injected from the second cleaning nozzle 102a installed in the duct 102 is used to clean the inside of the duct 102, the cleaning liquid is supplied to the oil removal purifier 110). The second cleaning nozzle 102a is installed to be connected to the cleaning liquid tank 160 along with the first cleaning nozzle 121, the third cleaning nozzle 111 and the fourth cleaning nozzle 141 which will be described later.

2, the cyclone oil removal purifier 110 is provided with an oil removal filter 112 at an inner lower side thereof, a first exhaust pipe 113 connected to the main purifier 120 at an upper portion thereof, A third cleaning nozzle 111 for spraying a cleaning liquid is provided.

The oil removing filter 112 is in the form of a mesh and separates oil and moisture, which are heavier than air, from the air by the centrifugal force of the cyclone. Also, the oil that is collected by the oil removing filter 112 and falls down is collected by the first discharge pipe 110a and is collected into the catch tank 150. Here, the first discharge pipe 110a is provided with a second discharge pipe 120a and a third discharge pipe 120a, and a valve for discharging contaminants and contaminated cleaning liquid to the collecting tank 150.

The main purifier 120 includes a first filter housing 123 having a water removal filter 122 therein, a second filter housing 125 having an odor removal filter 124 therein, a cleaning motor 126, A heater 127, and a first cleaning nozzle 121. As shown in FIG.

As shown in FIGS. 4A and 4B, the oil, moisture removing filter 122 and the deodorizing filter 124 are porous annular shapes for absorbing water and odor, and have a plurality of perforated outer layers 122a and 122b. , And an inner layer 122b surrounded by the outer layer 122a. The outer layer 122a is made of a non-iron material and an alloy such as waterproof and oil-resistant material. The inner layer 122b is made of a porous material capable of absorbing moisture and oil. It should be noted that the material of the outer layer 122a and the inner layer 122b may be made of any material for performing the essential function. In addition, the oil, moisture removing filter 122 and deodorizing filter 124 may use a conventional filter capable of performing its function.

The first filter housing 123 and the second filter housing 125 are positioned such that air can pass through the first filter housing 123 and be discharged through the second filter housing 125, And is rotated by the cleaning motor 126 in the longitudinal direction. At this time, a bearing (not shown) is mounted on the upper portion of the first filter housing 123 and the lower portion of the second filter housing 125 for rotation.

The first filter housing 123 and the second filter housing 125 may have a plurality of partition walls 128 so that the oil, moisture removing filter 122 and the deodorizing filter 124 may be contained in a plurality of layers, Respectively. Of course, the partition 128 performs a blocking function to prevent the oil, moisture filter 122 and the deodorization filter 124, which are divided into layers, from being mixed with each other, It is natural that it should not be. Accordingly, the partition wall 128 may be formed with a plurality of apertures or a plurality of flat plates spaced apart from each other at regular intervals, and various other methods may be applied.

The main cleaner 120 is provided with a heater 127 so that the temperature inside the main cleaner 120 can always be maintained at a predetermined temperature or higher in order to prevent the deterioration of the purifying function that may occur when the temperature of the outside is too low. do. The operation of the heater 127 is controlled by a temperature sensor 128a installed to sense the temperature inside the main purifier 120. [

When the first filter housing 123 and the second filter housing 125 rotate and the pollutants are discharged from the oil, water removal filter 122 and the deodorization filter 124, The second discharge pipe 120a is installed to be connected to the collecting tank 150 so that the material is collected in the collecting tank 150. [ The main cleaner 120 is provided with a first cleaning nozzle 121 for cleaning the inside of the main purifier.

5, the cleaning purifier 130 is disposed at a position where the air discharged from the main purifier 120 flows through the second exhaust pipe 132 and is supplied to the driving roller 133 and the plurality of driven rollers 134, A pressure roller 138, a brush roller 135, a cleaning filter 136, and a belt 137 as shown in Fig. In addition, a cleaning liquid is contained in the cleaning purifier 130.

The cleaning filter 136 is a member for re-purifying the air that has passed through the main purifier 120, and may be made of a fiber material. And also removes fine contaminants contained in the air through the cleaning filter 136.

The belt 137 is mounted as a timing belt to which a cleaning filter 136 is attached and is mounted on a driving roller 133 and a plurality of driven rollers 134 to perform an infinite rotation. At this time, the driving roller 133 and the driven roller 134 are disposed so that the belt 137 passes the cleaning liquid. This is to wash the cleaning filter 136 while the belt 137 passes through the cleaning liquid. A fourth cleaning nozzle 141 is provided so that the cleaning liquid is strongly sprayed to the cleaning filter 136 while the cleaning filter 136 passes the cleaning liquid. The brush roller 135 is provided to clean the outer surface of the cleaning filter 136, Respectively. Further, the pressure roller 138 is installed so that the cleaning filter 136 and the belt 137 are kept in a tight state.

The cleaning filter 136 is installed to be connected to the collecting tank 150 through a third discharge pipe 120a for exchanging the cleaning liquid and discharging contaminants desorbed from the cleaning filter 136. [ Here, the water collecting tank 150 is provided with a sensor 151 for checking the level of the pollutant.

6, the exhaust purifier 140 is a purifier that finally purifies the air passing through the cleaning purifier 130 immediately before being discharged to the outside. The exhaust purifier 140 includes a third exhaust pipe 141 connected to the cleaning purifier 130, An exhaust filter 142 is installed so as to surround the end portion of the exhaust gas. Of course, a plurality of perforation holes are formed in the end portion of the third exhaust pipe 141 surrounded by the exhaust filter 142. A recovery pipe 143 for supplying air from the exhaust purifier 140 through the exhaust filter 142 to the hood 101 is installed. A recovery device 144 is installed at the end of the recovery pipe 143 on the hood 101 side so that air is uniformly discharged to the dead zone of the hood 101.

Between the cleaning purifier 130 and the exhaust purifier 140, a blower 170 is installed to flow the air introduced from the hood 101 to the exhaust purifier 140. The output of the blower 170 is regulated by the controller 180 according to the degree of contamination of each filter. 7, the controller 180 is a sensing paddle that senses the flow of air flowing into the hood 101. The sensing paddle 183 turns on or off the second switch 182, So that the performance of the blower 170 is adjusted. Here, the sensing paddle 183, which is a part of the magnet, is installed such that the angle of the sensing paddle 183 rotates according to the flow of air, and when the polluted air is purified, the first switch 181 is turned on The air blower 170 is activated and the sensing paddles are axially rotated according to the flow of the air which is reduced when the respective filters gradually become contaminated and the second switch 182 is turned on or off by the force of the magnet ). The configuration of the controller 180 is only an example, and may be installed in various other ways so that the performance of the blower 170 can be exerted in multiple stages.

1 and 5, the deodorizer 190 is connected to a neutralizer spray nozzle 191 and a neutralizer spray nozzle 191 installed between the cleaning filters 136 arranged to form an endless track, A neutralizing agent pump 193 installed to supply the neutralizing agent from the neutralizing agent tank 192 to the neutralizing agent spraying nozzle 191 and the neutralizing agent tank 192 so that the selected neutralizing agent is supplied to the neutralizing agent spraying nozzle 191, And a third switch 194 which can be operated by the user while being connected to the second switch 194. Here, each of the neutralizer tanks 192 receives a neutralizing agent capable of neutralizing a variety of odors, for example, fish odor, meat odor, chonggukjang odor, and other odors at home. Of course, the neutralizing agent includes various kinds of liquid, gas or the like which can neutralize the odor or toxic gas of the general restaurant, the Chinese restaurant and the laboratory in addition to the home.

On the other hand, the cleaning liquid pump 161 is installed so that the cleaning liquid contained in the cleaning liquid tank 160 is supplied to the first, second, third, and fourth cleaning nozzles 102a, 111, and 121.131. The cleaning liquid pump 161 is connected to the cleaning liquid tank 160 and the water tank 162 to adjust the concentration and magnification of the cleaning liquid and the water. Of course, a valve for regulating the supply amount may be provided between the cleaning liquid tank 160 and the water tank 162 and the cleaning liquid pump 161.

8, the hood cleaner 200 includes a water receiving portion 201 formed by being bent inwardly at an inner lower end portion of the hood 101, a roll motor 202 installed above the water receiving portion 201, And a hood cleaning nozzle 204 attached to the inner surface of the hood 101. The hood 101 is provided with a hood cleaning nozzle 204 attached to the inner surface of the hood 101, Before the hood 101 is cleaned, the roll shoe 203 is wound to open the lower surface of the hood 101. When the hood 101 is cleaned, the roll shoe 203 is moved by the roll motor 202 to the hood 101 The hood cleaning nozzle 204 is actuated to clean the inner surface of the hood 101. As shown in FIG. The washing liquid is connected to the collecting tank 150 to collect the washing liquid into the collecting tank 150 through the water receiving unit 201. It is also preferable that the roll screen 203 is inclined at a predetermined angle so that the cleaning liquid dropped on the roll screen 203 can flow to the water receiving unit 201.

When a fire occurs in the hood 101, a sprinkler 210 is installed on the inner surface of the hood 101 so as to spray the fire extinguishing liquid. When the temperature of the hood 101 is overheated to a predetermined temperature or higher, The cooler 210 is operated and when the sprinkler 210 is operated, an electric signal is given to lock the gas valve of the gas stove disposed under the hood 101. [

Hereinafter, the exhaust purifying operation of the exhaust purifying apparatus according to the present invention will be briefly described.

1, first, the first switch 181 is turned on, the blower 170 is operated, and the air contaminated by the hood 101 flows into the hood 101. At this time, Next, the purified water is introduced into the cyclone oil removing purifier 110, and the oil in the contaminated air is removed by the oil removing filter 112.

Next, the air from which the oil is removed by the cyclone oil removing purifier flows to the main purifier 120, the oil and moisture are removed again by the oil and water removing filter 122 of the first filter housing 123, The odor is removed by the deodorizing filter 124 of the two filter housing 125.

Next, contaminants remaining in the exhaust air flowing into the cleaning purifier 130 by the cleaning filter 136 are removed by the wet filter. Thereafter, the exhaust gas is exhausted through the third exhaust pipe 141 and is finally completely cleaned by the exhaust filter 142.

A part of the purified air discharged from the exhaust filter 142 is discharged again to the hood 101 through the return pipe 143. [

When the pollution degree of contaminated air is high or the degree of contamination of each filter including oil, moisture removing filter 122 and deodorization filter 124 is high and the flow of air becomes low, The second switch 182 is turned on or off so that the performance of the blower 170 is improved.

Further, when the external temperature is lowered, the heater 127 is operated so that the temperature in the main purifier 120 is maintained at a predetermined temperature or higher.

On the other hand, if the concentration of the odor contained in the air is intensified and can not be sufficiently purified, the odor neutralizer 190 is activated and purified. When the user selects any one of the third switches 194 from the outside, the neutralizing agent tank 192 is opened and the neutralizing agent pump 193 is activated so that the neutralizing agent is sprayed to the neutralizing agent spraying nozzle 191, Inside, a neutralizing agent suitable for fish, meat, Chongkukjang, and other odors is injected and concentrated. Of course, in addition to the food odor in the kitchen, a neutralizing agent is emitted that can neutralize the gas depending on whether the experimental gas in the laboratory is acid or alkaline.

When the hood 101 is cleaned, the lower surface of the hood 101 is closed by the roll screen 203 moved by the operation of the roll motor 202, and the cleaning liquid is sprayed through the hood cleaning nozzle 204 And the inner surface of the hood 101 is cleaned. Thereafter, the washing liquid is collected into the collecting tank 150 through the water receiving portion 201 formed on the side surface of the hood 101.

On the other hand, when the overheat temperature is transmitted to the hood 101, the temperature sensor senses the overheat temperature, and the simultaneous gas valve in which the sprinkler 210 operates is locked. For example, when the pot is overheated, when the temperature of the smoke and the steam is sensed and reaches a predetermined temperature or more, the sprinkler 210 is operated and the gas supply is interrupted.

Hereinafter, the cleaning operation of the exhaust purification apparatus according to the present invention will be briefly described.

First, when the lower surface of the hood 101 is closed by the roll screen 203 after the food is cooked, the cleaning liquid pump 161 is operated and the cleaning liquid is ejected by the first, second, third, and fourth cleaning nozzles 102a, 111 and 121.131. At this time, the cleaning liquid sprayed from the hood cleaning nozzle 204 and the second cleaning nozzle 102a cleans the inside of the hood 101 and the duct 102, and the cleaning liquid flows into the cyclone oil removal purifier 110 do. In addition, the cleaning liquid sprayed from the third cleaning nozzle 111 cleans the oil removal filter 112 as well as the interior of the cyclone oil removal purifier 110.

In addition, the cleaning liquid sprayed from the first cleaning nozzle 121 cleans the inside of the main purifier 120. Here, the cleaning motor 126 rotates the first filter housing 123 and the second filter housing 125 at a high speed while the oil, moisture filter 122, and deodorization filter 124 are faded, The cleaning liquid is discharged through the discharge holes 123a and 125a formed in the outer surfaces of the first filter housing 123 and the second filter housing 125, and then the cleaning liquid is jetted.

Further, the cleaning liquid jetted from the fourth cleaning nozzle 141 is sprayed to a part of the cleaning filter 136, which rotates infinitely, to be cleaned. The brush roller 135 is also rotated to clean the cleaning filter 136. Of course, the fourth cleaning nozzle 141 may also continuously clean the cleaning filter 136 by spraying the cleaning liquid even during normal air cleaning.

When the cleaning operation is completed, the first, second, and third discharge pipes 110a, 120a, and 130a are opened to remove contaminants in the oil purifier 110, the main purifier 120, and the cleaning purifier 130, And is collected in a collecting tank (150).

Thereby, the cleaning operation of the exhaust purification apparatus 100 is completed.

9, according to another embodiment of the present invention, a blower 170, a cleaning purifier 130, a hood cleaner 200, and a deodorizer 190 ) Are made into a compact one-piece type and built in. Here, since the configurations are the same, the same reference assignments are given.

A cleaning purifier 130 is installed below the blower 170 mounted on the upper part of the hood 101 and a hood cleaning nozzle 204 is mounted on the inner surface of the hood 101 or a part of the cleaning purifier 130, A roll screen 203 and a roll motor 202 are installed to open and close the opened lower surface of the hood 101. [ Further, a neutralizing agent injection nozzle 191 is disposed in the cleaning filter 136 forming an inner surface or an endless track of the hood 101.

Accordingly, the oil and odor introduced into the hood 101 by the blower 170 are purified while passing through the cleaning filter 136 rotating in an endless track, and are discharged to the outside through the duct 102. At this time, the neutralizing agent is injected into the cleaning filter 136 through the neutralizing agent injection nozzle 191 for secondary purification of the odor. Of course, depending on the type of odor, the third switch 194 is operated to supply the neutralizer contained in the neutralizer tank 192.

Here, the individual operations of the respective blowers 170, the cleaning purifier 130, the hood cleaner 200, the sprinkler 210, and the deodorizer 190 are the same as in the embodiment of FIG. 1, Only the hood 101 and the hood 101 are integrally mounted.

As described above, those skilled in the art will appreciate that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative of all aspects and are not restrictive. The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included within the scope of the present invention.

100 ... exhaust purification device
101 ... hood
102 ... duct
102a ... second cleaning nozzle
110 ... Cyclone oil removal purifier
111 ... third cleaning nozzle
112 ... oil removal filter
120 ... Main Purifier
121 ... First cleaning nozzle
122 ... oil and water removal filter
123 ... first filter housing
124 ... Deodorizing filter
125 ... 2nd filter housing
126 ... washing pump
127 ... heater
130 ... cleaning purifier
131 ... fourth cleaning nozzle
136 ... cleaning filter
137 ... belt
140 ... Exhaust purifier
142. Exhaust filter
143 ... collection pipe
170 ... blower
180 ... controller
190 ... smell heavy machine
200 ... hood cleaner
210 ... sprinkler.

Claims (10)

An apparatus for purifying contaminated air exhausted through a hood,
A main filter 122 connected to the hood 101 and having a first filter housing 123 and a second filter housing 125 each having an oil, moisture removing filter 122 and an odor eliminating filter 124, );
A first cleaning nozzle 121 installed to spray the cleaning liquid to the main cleaner 120; And
A cleaning liquid tank 160 connected to the first cleaning nozzle 121,
A plurality of discharge holes 123a and 125a are formed on the outer wall of the first filter housing 123 and the second filter housing 125 so as to communicate with each other, Is arranged to be rotated about the longitudinal direction by the cleaning motor (126) so that the contaminants contained in the removal filter (124) are discharged by the centrifugal force of rotation. The method according to claim 1,
A cyclone oil removing purifier 110 having the hood 101 and the main purifier 120 installed therein and having a third cleaning nozzle 111 and a mesh type oil removing filter 112 installed in the cyclone apparatus;
A cleaning purifier 130 connected to the main purifier 120 and equipped with a cleaning filter 136 installed to be cleaned by being infiltrated into the cleaning liquid by endless rotation by a plurality of rollers 133 and 134;
An exhaust purifier 140 connected to the cleaning purifier 130 and having an exhaust filter 142 therein;
A blower 170 installed to induce a flow of air between the cleaning purifier 130 and the exhaust purifier 140;
A recovery pipe (143) installed to discharge the air discharged from the exhaust purifier (140) to the hood (101);
A collecting tank 150 collecting the pollutants collected in the oil removing purifier 110 and the main purifier 120;
A duct 102 between the hood 101 and the cyclone oil removal purifier 110; a second cleaning nozzle 102a and a fourth cleaning nozzle 141 installed to spray a cleaning liquid to the cleaning purifier 130; And
A cleaning liquid supply pump 161 and a cleaning liquid tank 160 installed to supply the cleaning liquid to the first, second, third, and fourth cleaning nozzles 102a, 111, and 121.131. 3. The method of claim 2,
A neutralizing agent injection nozzle 191 provided in the cleaning filter 136, a neutralizing agent tank 192 provided to supply a neutralizing agent to the neutralizing agent injection nozzle 191 and a neutralizing agent tank 192 provided in the neutralizing agent tank 192 are connected to the neutralizing agent injection nozzle 191 And a third switch (194) installed to selectively supply a neutralizer of any one of the neutralizer tanks (192);
A water receiving portion 201 formed on the inner lower side of the hood 101 by being bent inwardly and a roll screen 202 installed on the upper side of the water receiving portion 201 to open and close a lower surface of the hood 101, A hood cleaner 200 including a hood cleaning nozzle 203 attached to the inner surface of the hood 101 and a hood cleaning nozzle 204 attached to the inner surface of the hood 101; And
And a sprinkler (210) for spraying the extinguishing agent while shutting off the supply of gas when the temperature of the inside of the hood (101) exceeds a predetermined temperature. The method according to claim 1,
The oil, moisture filter 122 and deodorization filter 124 are porous and include an outer layer 122a having a plurality of perforations formed therein and a waterproof and oil resistant material, And an inner layer (122b) made of a material. 5. The method of claim 4,
Wherein the first filter housing 123 and the second filter housing 125 are provided with a plurality of partition walls 128 at regular intervals such that the water filter 122 and the deodorization filter 124 are layered. Purification device. The method according to claim 1,
Wherein the main purifier (120) is provided with a temperature sensor (128a) and a heater (127) for maintaining an internal temperature within a certain range. 3. The method of claim 2,
Further comprising an installed controller (180) for varying the performance efficiency of the blower (170) according to a change in air flow pressure generated during the air purifying process. 3. The method of claim 2,
The cleaning and purifying device 130 includes a belt 137 having a cleaning agent contained therein and a cleaning filter 136, a driving roller 133 and a driven roller 134 installed to rotate the belt 137 infinitely, And a brush roller (135) for cleaning the rotating cleaning filter (136). An apparatus for purifying contaminated air exhausted through a hood (101), comprising:
A blower 170 installed inside the hood 101 to discharge air into the duct 102;
And a cleaning purifier 130 having a cleaning filter 136 installed to be infiltrated into the cleaning liquid to be cleaned by infinitely rotating by a plurality of rollers 133 and 134 so as to allow air to flow by the blower 170 to pass therethrough Wherein the exhaust gas purifying device is characterized by: 11. The method of claim 10,
A neutralizing agent spraying nozzle 191 installed to spray the neutralizing agent to the cleaning filter 136, a neutralizing agent tank 192 installed to supply a neutralizing agent to the neutralizing agent spraying nozzle 191 and a neutralizing agent contained in the neutralizing agent tank 192, A neutralizer pump 193 installed to supply the neutralizer tank 191 with the neutralizer tank 192 and a third switch 194 installed to selectively supply the neutralizer tank 192 to the neutralizer tank 192;
A water receiving portion 201 formed on the inner lower side of the hood 101 by being bent inwardly and a roll screen 202 installed on the upper side of the water receiving portion 201 to open and close a lower surface of the hood 101, A hood cleaner 200 including a hood cleaning nozzle 203 attached to the inner surface of the hood 101 and a hood cleaning nozzle 204 attached to the inner surface of the hood 101; And
And a sprinkler (210) for spraying the extinguishing agent while shutting off gas supply when the temperature of the inside of the hood (101) becomes a predetermined temperature or more.

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