KR100372393B1 - Ventilation hood with cleaning ability for kitchen room - Google Patents

Abstract

The present invention is a kitchen ventilation system for forcibly sucking and discharging various pollutants in the gaseous state generated during cooking, washing water adhered to the components located inside the kitchen ventilation system in the process of inhaling and discharging various pollutants It is an object of the present invention to provide a kitchen ventilation system having a cleaning function capable of maintaining the cleanliness of the kitchen exhaust hood by cleaning.

According to the present invention, the exhaust hood 20 located at the upper portion of the kitchen counter 10 and facing toward the kitchen counter 10 has at least one inlet 23 formed thereon and an exhaust hood corresponding to the inlet 23. Located in the interior of the 20 and includes a suction fan 31 to suck the air of the kitchen into the exhaust hood 20 and to discharge the sucked air to the outside through the exhaust pipe 22 connected to the exhaust hood 20 In the ventilation system, a water tank 51 installed inside the exhaust hood 20 to store the washing water 55, and one end connected to the water tank 51, and the other end thereof is positioned toward the suction fan 31. 72, 73, the pump 53 which is located in the middle of the pipe (72, 73) to move the washing water 55 along the pipe (72, 73), and the control unit for controlling the operation and stop of the pump 53 Provided is a kitchen ventilation system, including 80.

Description

Ventilation system for kitchen with cleaning function {Ventilation hood with cleaning ability for kitchen room}

The present invention relates to a kitchen ventilation system, and in particular, kitchen ventilation having a cleaning function capable of cleaning the impeller of the suction pan with various gaseous contaminants generated during cooking, and a housing accommodating the same, with washing water. It's about the system.

As the modern society develops, the housing structure is changing due to the realization of the desire to enrich life in a better environment and conditions, and this housing structure is effectively cooled and heated, controlled humidity, and sealed indoor air. It is being developed into a structure for creating a pleasant indoor environment, such as purification. On the other hand, in the current housing structure, the kitchen and living room are formed as a single space for the convenience of indoor residents, so that indoor pollutants such as odor, oil vapor, heat, and harmful gas generated during cooking in the kitchen are discharged to the outside. In order to develop a kitchen ventilation system.

1 is a schematic diagram of a ventilation system for a kitchen according to the prior art.

As shown in FIG. 1, a stove 11 is positioned at one side of the kitchen, and an exhaust hood 12 is installed at an upper end of the stove 11. The blower fan 14 is positioned inside the exhaust hood 12 to forcibly discharge contaminants (excess heat, odor, and oil vapor) generated during cooking and cooking to the outside. Therefore, as shown in FIG. 1, the contaminants sucked into the exhaust hood 12 by the blower fan 14 are discharged from the indoor to the outdoor through the exhaust pipe 16 connected to the upper end of the exhaust hood 12.

Meanwhile, a grease filter 18 is installed on the bottom of the exhaust hood 12 to collect and filter oil vapor and other contaminants generated during cooking. For effective collection and filtration rate of the grease filter 18, the grease filter 18 is made of a material having excellent permeability with a nonwoven fabric, a metal mesh, or the like.

However, the kitchen ventilation system according to the prior art has a number of problems as follows.

First, as the grease filter is easily installed and detached on the bottom of the hood, the grease filter should be replaced periodically after a predetermined period of time. In addition, the bottom of the hood is greased with grease. There is a hassle to clean the whole.

Secondly, as described above, when the smooth exhaust, the hood bottom cleaning, and the grease filter are not properly replaced, there is a problem that is very harmful to the beauty of the exhaust hood and the hygiene of the indoor occupants.

The present invention is provided to solve the problems of the prior art as described above, does not need to clean and replace the grease filter, and improve the collection efficiency and discharge performance of the kitchen exhaust hood and at the same time contaminated on the impeller of the fan The main purpose is to provide a kitchen ventilation system that maintains a hygienic kitchen environment by periodically cleaning the material with washing water.

1 is a schematic diagram of a ventilation system for a kitchen according to the prior art,

2 is a schematic view of a kitchen ventilation system having a cleaning function according to an embodiment of the present invention,

Figure 3 is an exploded perspective view of the kitchen ventilation system shown in Figure 2,

4 is a cross-sectional view showing the pollutant collection relationship and cleaning relationship of the kitchen ventilation system shown in FIG.

FIG. 5 is a schematic view illustrating a washing part of the kitchen ventilation system illustrated in FIG. 2.

♠ Explanation of symbols for the main parts of the drawing ♠

10: countertop 11: stove

20: exhaust hood 23: inlet

30: collecting part 31: suction fan

33: housing 40: collection channel

42: drain pipe 50: washing part

51: tank 53: pump

55: washing water 61, 62: collection

65: mesh 71-74: tube

80: control unit 83: control panel

85: power supply 87: cleaning button

According to the present invention for achieving the object as described above, the exhaust hood is located on the upper side of the kitchen counter and at least one suction port is formed on the lower surface toward the kitchen counter, and located in the exhaust hood corresponding to the suction port And a suction fan that sucks air from the kitchen into the exhaust hood and discharges the sucked air to the outside through an exhaust pipe connected to the exhaust hood.

At least one or more tanks installed inside the exhaust hood to store washing water, pipes having one end connected to the tank and the other end being positioned toward the suction fan, and positioned along the pipe in the middle of the pipe; A pump for moving the washing water, a control unit for controlling the operation and stop of the pump, a collecting channel installed at a lower side of the suction port side of the suction fan, and having a drain pipe bent in a lower direction and extending at the rear, and the exhaust hood. A first collection box detachably connected to the drain pipe at the lower plate rear side of the lower plate, a radial mesh body installed at a suction port side of the suction fan, and a second collection box installed and detachably contacted to a center of the network; Including, the washing water is injected during operation of the suction fan, and contaminants falling from the exhaust hood are collected in the first collection Thereafter, there is provided a kitchen ventilation system which is collected first by the second collection and then collected second by the second collection.

In addition, the control unit of the present invention checks the total operating time of the suction fan, and operates the pump for a predetermined time when the total operating time is a predetermined time.

In addition, the control unit of the present invention, the control panel is located on the outer surface of the exhaust hood, the control panel is provided with a switch for temporarily operating the pump.

In addition, one end of the washing water supply pipe is connected to the water tank of the present invention, and the washing water supply pipe extends to the outer side of the exhaust hood and is injected through the other end of the washing water supply tube extending to the outer side of the exhaust hood. Stored in the tank.

In the following, with reference to the accompanying drawings a preferred embodiment of a kitchen ventilation system having a cleaning function according to the present invention will be described in detail.

2 is a schematic view of a kitchen ventilation system with a cleaning function according to an embodiment of the present invention, Figure 3 is an exploded perspective view of the kitchen ventilation system shown in Figure 2, Figure 4 is shown in Figure 2 FIG. 5 is a cross-sectional view illustrating a pollutant collection relationship and a cleaning relationship of a kitchen ventilation system, and FIG. 5 is a schematic view illustrating a cleaning part of the kitchen ventilation system illustrated in FIG. 2.

As shown in FIGS. 2 and 3, the kitchen ventilation system having a cleaning function includes a worktop 10 installed at one side of the kitchen, a stove 11 installed at an upper surface of the worktop 10, and the stove 11. In the ventilation structure of a general kitchen having an exhaust hood 20 disposed on the upper side of the), the gas molecules of various contaminants such as heat, combustion gas, odor, oil vapor, etc. generated from the countertop 10 And a collecting unit 30 for collecting oil contained in the gas molecules at the same time as being discharged to the outside, and a washing unit 50 for washing the contaminants adhering to other components according to the collection with the washing water 55. do.

As shown in FIG. 3, at least one suction port 23 is formed in the lower plate 21 of the exhaust hood 20, and the suction fan 31 corresponds to the suction port 23 inside the suction port 23. Is disposed, and the housing 33 is located inside the exhaust hood 20 with the suction fan 31 accommodated therein.

The suction fan 31 is a general axial fan in which air flows in parallel with the axis of rotation of the vane, and the diameter of the suction port 31b toward the stove 11 in the suction fan 31 is the exhaust pipe 22. It is formed smaller than the diameter of the discharge port side 31a facing the edge of the impeller is formed of the inclined surface 31c inclined as shown in FIG. The collection channel 40 is located below the suction port 31b of the suction fan 31, and the collection channel 40 has a donut shape in which a flow path is formed in the circumferential direction. A drain pipe 42 bent downward in the rear of the collection channel 40 extends, and the drain pipe 42 is installed on the rear side of the lower plate 21 of the exhaust hood 20 to be attached and detached. 1 extends into the collection box 61.

As previously described, the grease collection section 30 includes a suction pan 31, a housing 33, a collection channel 40, a first collection box 61, and a drain pipe 42. Although one form of portion 30 has been described and illustrated, those skilled in the art will recognize that various changes are possible depending on the environment and the intention of the designer.

On the other hand, the cleaning unit 50 is located inside the exhaust hood 20. The washing unit 50 includes a water tank 51 storing the washing water, pipes 72 and 73 for spraying the washing water stored in the water tank 51 to the suction fan 31, and the washing water 55 stored in the water tank 51. Pump 53 for flowing the pipes 72 and 73, a control unit 80 for controlling the operation and stop of the pump 53, and a control panel 83 located in front of the exhaust hood 20. It includes, the upper end of the tank 51 is connected to one end of the overflow tube 74 and the other end of the overflow tube 74 is extended to the flow path of the first collection box 61 is located.

Below, the components of the kitchen ventilation system having a cleaning function including such components and their organic coupling relationship will be described more clearly.

As shown in FIG. 4, the suction fan 31 is operated by a drive motor 35 positioned above the center thereof. The suction fan 31 is configured to generate heat, combustion gas, odor, Gas molecules of various pollutants such as oil vapor are sucked and discharged to the outside through the exhaust pipe 22. Some of the contaminants are collected in the impeller of the suction fan 31, and the collected oil vapor is moved to the outer surface of the impeller by the centrifugal force of the suction fan 31 to condense and collect along the slope 31c. Down to 40). The oil flowing down the drain pipe 42 extending downward with respect to the collection channel 40 is collected in the first collection box 61. On the other hand, the collection channel 40 is annular, the inner diameter is smaller than the diameter of the suction port 31b of the suction fan 31, the outer diameter is larger than the diameter of the lower end of the housing 33, the lower end of the housing 33 Wrapping. In addition, the first collection box 61 which collects the oil discharged through the drain pipe 42 of the collection channel 40 is configured to be easily attached / detached, and when a certain amount of oil is collected, the user collects the first collection box ( 61) to remove the grease trapped in the first collection box (61).

Meanwhile, the housing 33 in which the suction fan 31 is accommodated is tightly coupled to the lower plate 21 of the exhaust hood 20 by a fastener such as a fixing bolt or a coupling means such as welding. Accordingly, the internal space of the exhaust hood 20 can be divided into a housing 33 containing the grease collection unit 30 and a washing unit 50 provided on the inner side of the exhaust hood 20. . An exhaust pipe 22 for guiding various contaminants such as heat, odor, harmful gas, oil vapor, etc. generated during cooking and cooking to the outside is sealedly coupled to the outlet side of the upper part of the housing 33 by a sealing member.

In addition, excess oil not collected by the above-described collection channel 40 is collected through the radial mesh 65 installed at the suction port side 31b of the suction fan 31 and collected in the second collection box 62. do. The mesh 65 is inclined downward concentrically from the outer periphery so that excess oil is collected into the second collection box 62 along the radial mesh 65. In addition, the second collection box 62 is also easily installed / detached so that it can be removed if necessary. On the other hand, the mesh 65 may be made of a material having a strong oil resistance, or may be coated with a material having a strong oil resistance.

On the other hand, as shown in Figure 5, the washing unit 50 includes one or a plurality of tanks 51 on the inner surface of the exhaust hood (20). The water tank 51 is filled with the washing water 55, the water tank 51 is connected to the washing water supply pipe 71 extending from the upper surface of the exhaust hood 20, the washing water supply pipe 71 located on the outside of the exhaust hood 20 The washing water injected through one end of) is stored in the water tank 51. On the other hand, the lower end of the water tank 51 is connected to the washing water discharge pipe 72, this washing water discharge pipe 72 is connected to the pump 53. And, the pump 53 is connected to the washing water spray pipe (73).

Accordingly, the washing water 55 stored in the water tank 51 through the washing water supply pipe 71 flows into the pump 53 according to the operation of the pump 53, and the suction fan 31 passes through the washing water spray pipe 73. Sprayed to the top More preferably, a nozzle is installed at the tip of the washing water spray pipe 73 to spray the washing water 55 to the upper portion of the suction fan 31.

On the other hand, the pump 53 is operated or stopped by the controller 80. The controller 80 includes a timer, and the control panel 83 of the controller 80 is installed at the front of the exhaust hood 20. In addition, the controller 80 operates the driving motor 35 of the pump 53 and the suction fan 31 by the power supplied from the power supply unit 85.

Operation of the kitchen ventilation system having a cleaning function configured as described above will be described in detail.

The user operates the control panel 83 to discharge the pollutants generated during cooking and cooking to the outdoors, and operates the driving motor 35 of the suction fan 31. Then, the pollutants generated from the countertop 10 by the operation of the suction fan 31 rise to the exhaust hood 20 side and are discharged to the outside through the exhaust pipe 22. At this time, the gas molecules sucked to the exhaust hood 20 side. The oil molecules contained therein are condensed and flow down along the inclined surface 31c of the suction fan 31 to be collected into the collection channel 40. The oil collected in the collection channel 40 flows down along the flow path and the drain pipe 42 of the collection channel 40 and is collected in the first collection box 61. At this time, the oil that is not collected due to the collection channel 40 flows down along the mesh 65 installed at the suction port side 31b of the suction fan 31 and is collected in the second collection box 62.

Since the collected oil is collected in the first collection box 61 or the second collection box 62 that can be attached / removed, each collection container 61 or 62 is filled with oil when condensed to a predetermined height. , 62) to remove the grease, clean and refit.

Meanwhile, in the process of discharging the contaminants into the housing 33 and then discharging them into the exhaust pipe 22, oil having a high viscosity is attached to the inside of the housing 33 and the impeller of the suction fan 31 and coagulates with time. Is adhered to. In the present invention, the contaminants are cleaned by spraying the washing water before they adhere to the components of the ventilation system.

The timer included in the controller 80 checks the operation time of the suction fan 31, and after determining that the total operation time of the suction fan 31 has reached the set time, the controller 80 determines the total operation time of the suction fan 31. When the time is the same as the set time, the controller 80 operates the pump 53 to spray the washing water 55 stored in the water tank 51 through the washing water discharge pipe 72 and the washing water injection pipe 73. The sprayed washing water is sprayed along the diameter of the outlet side 31a of the suction fan 31.

The washing water 55 injected in this way flows by the centrifugal force toward the inclined surface 31c of the impeller along the impeller of the suction fan 31. In this way, the washing water flows and mixes with the grease trapped in the impeller to reduce the viscosity of the grease, and the grease having the low viscosity flows to the edge of the impeller by centrifugal force and flows down the inclined surface 31c of the impeller. On the other hand, some of the washing water is separated from the edge of the impeller by the centrifugal force to fly to the inner surface of the housing 33. In this way, the washing water scattered to the inner surface of the housing 33 flows down along the inner surface of the housing 33 to remove oil attached to the inner surface of the housing 33.

Thus, the washing water flowing down the inner surface of the housing 33 is collected in the first collection box 61 surrounding the lower end of the housing 33, the washing water flowing along the inclined surface 31c of the impeller also collects the first collection ( Collected at 61). As described above, when the first collection box 61 is easily attached / detached so that the first collection box 61 is filled with contaminants, the user removes the first collection box 61 to remove the contaminants and then remounts the use. It is possible.

On the other hand, the control panel 83 is provided with a washing button 87 separate from the timer setting time function. When the washing button 87 is pressed, an electrical signal is generated and the signal is input to the controller 80. The control unit 80 then operates the pump 53 for a predetermined time in accordance with this signal.

The reason why the washing button 87 is installed in the control panel 83 is provided with a function of washing according to the user's needs in addition to the function of automatically washing by the time set by the timer. Perform a wash.

On the other hand, when the water level of the wash water 55 in the water tank 51 is lowered, the user injects the wash water through the inlet of the wash water supply pipe 71 formed on the upper surface of the exhaust hood 20, the water of the wash water stored in the water tank 51 The amount can be kept constant.

As described in detail above, the kitchen ventilation system equipped with the cleaning function of the present invention discharges various gaseous pollutants generated in the kitchen to the outside, thereby keeping the indoor living environment comfortable, and the pollutants to the outside. The pollutants collected in the interior of the kitchen ventilation system during the discharge process is collected in the first and second collection bins located on the lower plate of the exhaust hood, and thus, the pollutants can be easily removed.

In addition, the kitchen ventilation system with a cleaning function of the present invention has the advantage that it is possible to fully exhibit the capacity of the suction fan because the grease filter is not located, it has an excellent suction power.

In addition, the kitchen ventilation system with a cleaning function of the present invention can maintain the cleanliness by cleaning the contaminants adhering to the suction fan and the housing located therein with washing water and discharged to the first and second collectors, such cleaning The function has the advantage of being able to satisfy the user's tool because it is automatically performed at a set time and has a function that a user can perform as needed.

Although the technical concept of the ventilation system for a kitchen with a cleaning function of the present invention has been described above with the accompanying drawings, this is illustrative of the best embodiment of the present invention and is not intended to limit the present invention.

Claims (5)

Located on the upper side of the kitchen counter and facing toward the countertop, an exhaust hood having at least one suction port formed therein, and located in the exhaust hood in correspondence with the suction port, and sucks air from the kitchen into the exhaust hood. In the ventilation system comprising a suction fan for discharging the air to the outside through the exhaust pipe connected to the exhaust hood, At least one tank installed inside the exhaust hood to store washing water, One end is connected to the water tank and the other end is located toward the suction fan; A pump positioned in the middle of the pipe to move the washing water along the pipe; A control unit for controlling operation and stop of the pump; A collection channel installed at a lower portion of the suction port side of the suction fan and having a drain pipe bent downward; A first collection box provided on the rear side of the bottom of the exhaust hood to be installed and detachably connected to the drain pipe; A radial mesh provided on the suction port side of the suction fan, Including a second collection box detachably installed in the center of the mesh, The washing water is injected during the operation of the suction fan, and the pollutants falling from the exhaust hood are collected first by the first collection and then collected secondly by the second collection. system. The method of claim 1, The control unit checks the total operating time of the suction fan and when the total operating time is a predetermined time, the kitchen ventilation system, characterized in that for operating a predetermined time. The method according to claim 1 or 2, The control unit is a kitchen ventilation system, characterized in that the control panel is located on the outer surface of the exhaust hood, the control panel is provided with a switch for temporarily operating the pump. delete The method of claim 1, One end of the washing water supply pipe is connected to the water tank, and the washing water supply pipe extends to the outer side of the exhaust hood to store the washing water injected through the other end of the washing water supply pipe extending to the outer side of the exhaust hood. A kitchen ventilation system.