KR200234091Y1 - range hood - Google Patents

Abstract

When cooking food, it sucks and discharges vertically rising odor or various harmful gases as well as dust remaining under the ceiling at the same time.It is installed above the range and is installed in the upper chamber. A hood body partitioned by a second chamber into which harmful air is sucked from, and a cooking fan motor rotatably installed in the first chamber and discharging noxious gas rising vertically with respect to the hood body during driving to discharge into the exhaust hole; It is installed in the second chamber so as to control rotation independently of the cooking fan motor, and is formed between the first fan and the second chamber for the ventilation fan motor which inhales harmful air from the ceiling and discharges it to the exhaust hole during driving. It provides a partition to prevent the interference of the air sucked into the hood body when driving the cooking fan motor and the ventilation fan motor.

For this reason, the exhaust efficiency is improved by using a plurality of fan motors with small capacity that can be independently rotated so that the suction air is not reversed when inhaling and discharging the odor or vertical gas that rises vertically when cooking food. It can improve the cost, minimize the noise, and prevent the loss of thermal energy by ventilating the indoor air without opening the window in case of indoor air pollution.

Description

Range hood {range hood}

The present invention relates to a range hood that allows the exhaust air after inhalation at the same time, including the odor generated when cooking food, heat, various harmful gases, as well as dust remaining under the ceiling.

More specifically, it was designed to improve the range hood of the applicant's utility model registration application No. 2000-20627 of the present application, the odor, heat, harmful gas that rises vertically during food cooking due to the driving of a plurality of independently controllable fan motor Of course, the invention relates to a range hood that allows a pleasant kitchen environment by inhaling and discharging residual smells, etc., dispersed under the ceiling.

1 is a schematic use state diagram of a range hood according to the prior art.

As shown, using the range 60 installed on the sink 50, the range hood above the range 60 to inhale and discharge heat, moisture, and various harmful gases including the odor generated when cooking food The main body 10 of the main body 10 is the main suction port 11 formed on the bottom surface so as to suck the odor and the like vertically increased by the suction force when the fan motor 40, the fan motor 40 drive A space between the sink 13 and the ceiling 90 and a discharge port 13 for discharging the smells sucked into the main body 10 by the discharge power to the exhaust hole 80 formed to communicate with the outside of the wall. It is provided with a secondary suction port 14 in communication with the space portion 100 through the pipe 72 so as to suck the dust, odors and the like remaining in the unit 100 when the fan motor 40 is driven.

However, in the above-mentioned range hood structure, a fan having a large capacity to simultaneously suck and discharge odors or noxious gases and dust remaining under the ceiling 90 when cooking food due to driving of a single fan motor 40 at the same time. The cost of using the motor 40 is increased, and the weight of the fan motor 40 is increased due to the large capacity of the fan motor 40, and the noise and vibration are severely generated.

In addition, the dust remaining under the ceiling 90 due to the driving of the fan motor 40 described above is mutually correlated with the smell of food sucked through the main suction port 11 when suctioned into the main body 10 through the sub suction port 14. Since interference occurs, the exhaust efficiency is lowered.

Accordingly, an object of the present invention is to reduce the cost cost by using a plurality of fan motors with small independent rotation controllable capacities to inhale and discharge vertically rising odor or harmful gas and odor remaining under the ceiling at the same time when cooking food. In other words, it is to provide a range hood to minimize noise generated by weight reduction.

Another object of the present invention is to prevent the mutual interference due to food smell and air backflow sucked under the hood during the inhalation of heat or harmful air under the ceiling, and to increase the air flow and wind pressure due to the use of a plurality of fan motors It is to provide a range hood to improve the efficiency.

Still another object of the present invention is to provide a range hood to prevent the loss of thermal energy during heating or cooling because the indoor air is comfortably ventilated without opening a window when indoor air pollution.

1 is a schematic use state of the range hood according to the prior art,

2 is a schematic diagram of a fan motor in a range hood according to the present invention,

Figure 3 (a, b) is a schematic side cross-sectional view of the fan motor in the range hood according to the present invention,

Figure 4 is a state of use of the range hood according to the present invention.

* Explanation of symbols used in the main part of the drawing *

200; range

201; 1st chamber

202; zenith

203; 2nd chamber

204; Hood body

205; Vent

206; Cooking Fan Motor

207; Ventilation Fan Motor

208; bulkhead

209; outlet

210; Main inlet

The purpose of the present invention described above, the vertical range to suck the harmful air containing the odor gas and the dust remaining under the ceiling when the food is cooked by the fan motor driving through the exhaust hole communicated to the outside of the range vertical A range hood installed upwardly, wherein the hood body is divided into a first chamber installed above the range and divided into a first chamber through which harmful gas rises vertically when cooking food, and a second chamber through which harmful air is sucked from under the ceiling, and a first chamber; It is installed rotatably in the chamber and is installed in the second chamber to independently control the cooking fan motor and the cooking fan motor which discharges harmful gas that rises vertically with respect to the hood body to the exhaust hole when driven. Is formed between the first fan and the second chamber for the ventilation fan motor which sucks harmful air from the ceiling and discharges it to the exhaust hole. When using the fan motor and the fan motor for driving the ventilation it is achieved by providing a range hood comprising the slats to prevent the mutual interference of the air drawn into the hood body.

According to a preferred embodiment, the above-described cooking fan motor is shifted in multiple stages, and the ventilation fan motor is shifted in high speed and low speed.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are intended to be described in detail so that those skilled in the art to which the present invention pertains can be easily carried out in detail, and thus the present invention It does not mean that the technical spirit and scope of the company is limited.

As shown in Figures 2 to 4, the fan motor is installed in the vertical range above the range includes a odor gas, such as odor, vertical heat rising during cooking, and the smell and dust diffused under the ceiling and remaining under the ceiling It is applied to the range hood to discharge the harmful air to be discharged through the exhaust hole communicated to the outside, these configurations will belong to the technical contents posted on the 'range hood' that the applicant has filed, so the detailed description will be omitted below. To reveal.

Therefore, according to a preferred embodiment of the present invention, the above-mentioned range 200 is installed vertically above the harmful gas containing the odor, heat, etc. rising vertically when cooking food through the main inlet 210 formed on the bottom surface The first chamber 201 and the ceiling 202 is sucked by the second chamber 203 is sucked through the secondary air inlet 213 formed on the upper surface harmful air containing the smell, dust and the like remaining It is installed in the hood body 204 and the first chamber 201 in multiple stages (for example, shiftable from 1 to 4 stages) in a rotatable manner and rotatably installed on the hood body 204 by a suction force during driving. It is provided with a cooking fan motor 206 for sucking the harmful gas rising vertically to discharge the exhaust gas 205 by the discharge force.

In addition, the cooking fan motor 206 can be independently rotated, and is installed inside the second chamber 203 so as to rotate by being shifted at high speed or low speed, and remains harmful under the ceiling 202 during driving. Ventilation fan motor 207, the first chamber 201, and the second chamber 203 which suck the air through the sub suction port 213 by the suction force and discharge the air to the exhaust hole 205 by the discharge force. And a partition 208 formed between the partitions 208 for preventing mutual interference of air sucked into the hood body 204 by simultaneously driving the cooking fan motor 206 and the ventilation fan motor 207 having different rotation directions. Equipped.

Reference numeral 209 denotes an outlet for discharging noxious gas, including smells and dusts sucked into the hood body 204 from the range 200 and the ceiling 202, to the exhaust hole 205, and 211 denotes a main inlet ( The safety net is formed in the 210 to prevent the entry of foreign matters, 212 is an opening and closing plate which is formed to be open and close to the outlet 209 is interlocked with the cooking fan motor 206.

Hereinafter, the method of using the range hood according to the present invention according to the accompanying drawings as follows.

As shown in Figure 3 (b) and 4, when cooking the food using the range 200, the hood body 204 including the odor, heat and the like rising vertically to the hood body 204, the hood body 204 Spreading to the left and right of the periphery of the harmful air containing the smell, dust and the like remaining under the ceiling 202 at the same time can be discharged to the outdoor.

That is, the cooking fan motor 206 installed in the first chamber 201 of the hood main body 204 to be shifted in multiple stages may be subjected to cooking conditions (for example, heat, odor concentration, etc.) of food. In the case of driving by adjusting the rotational speed according to the drawing, when the food is cooked by the suction force of the cooking fan motor 206 rotated in the clockwise direction, the harmful gas including the smell rising vertically toward the hood body 204 is bottomed. After being sucked into the hood body 204 through the main inlet 210 formed in the discharge port 209 formed on the upper side of the harmful gas sucked into the hood body 204 by the discharge force of the cooking fan motor 206. It is discharged to the outside through the exhaust hole 205 communicated to the outside through.

At this time, the opening and closing plate 212 formed to be openable and openable on the side of the outlet 209 described above by the wind pressure due to the suction force when the above-described cooking fan motor 206 is driven is opened in an upward direction in the drawing.

At the same time, when driving the ventilation fan motor 207 installed in the second chamber 203 of the hood main body 204 so as to be shifted at a high speed or a low speed at a predetermined speed, it is counterclockwise in the drawing of FIG. Due to the suction force of the fan motor 207 for rotation, the hood body 204 may diffuse harmful air including odors, moisture, and the like remaining in the left and right sides of the hood body 204 when food is cooked and remaining under the ceiling 202. After being sucked inside, the outdoor gas is discharged through the exhaust hole 205 which communicates the harmful gas sucked into the hood body 204 by the discharge force of the fan motor 207 to the outside through the discharge port 209 formed on the upper side. To be discharged.

Accordingly, as the cooking fan motor 206 and the ventilation fan motor 207 are rotated at the same time when cooking the food, a harmful gas including an odor rising vertically toward the hood body 204 due to an increase in wind pressure. At the same time, it is possible to increase the exhaust efficiency of inhaling and exhausting harmful air, including odors, moisture, and the like, which are diffused under the ceiling 202.

At this time, the hood body 204 when the cooking fan motor 206 and the ventilation fan motor 207 are rotated in opposite directions by the partition 208 formed on the inner side of the hood body 204 described above. It is possible to prevent mutual interference of the air sucked into the inside.

On the other hand, even when food is not cooked, the cooking fan motor 206 and the ventilation fan motor 207 described above are operated without ventilating the windows according to the degree of pollution of the indoor air to ventilate the indoor air, thereby creating a comfortable living culture. It is possible to reduce the heat energy during cooling or heating.

That is, as shown in Fig. 3 (a), harmful air containing the air, dust, moisture, and the like contaminated on the ceiling 202 by the suction force when the above-described ventilation fan motor 207 rotates at high speed or low speed Inhaling and discharging, when the ventilation fan motor 207 is rotated at the same time at a low speed of one stage, the harmful air sucked into the hood body 204 due to the drive of the ventilation fan motor 207 is cooking fan motor It is to prevent the reverse flow to the (206), and because the air flow rate and the wind pressure is increased due to the simultaneous driving of the ventilation fan motor 207 and the cooking fan motor 206 is to improve the exhaust efficiency.

And, if a leaked gas is detected by installing a gas detector on one side of the kitchen, it is possible to prevent the safety accident by quickly discharging the leaked gas due to the operation of the cooking fan motor and the ventilation fan motors 206 and 207. .

As mentioned above, according to a preferable embodiment, it has the following advantages.

Reduces cost cost by using multiple fan motors with small capacity that can be independently rotated to inhale and discharge vertically rising odor or harmful gas and odor remaining under the ceiling when cooking food. Can be minimized.

Inhalation of heat or harmful air under the ceiling prevents mutual interference due to food odor and air backflow, which are sucked under the hood when it is discharged, and improves the exhaust efficiency by increasing the air volume and wind pressure due to the use of a plurality of fan motors.

In case of indoor air pollution, indoor air can be comfortably ventilated without opening a window, thereby preventing the loss of thermal energy during heating or cooling.

If gas leak is detected during use of the range, the gas is automatically discharged to prevent fire and explosion accidents.

Claims (2)

In the range hood installed vertically above the range to suck the harmful gas containing the odor rising vertically when cooking food by the fan motor and the dust containing dust remaining under the ceiling and to discharge through the exhaust hole connected to the outdoor : A hood body installed above the range and partitioned into a first chamber through which harmful gas rising vertically when food is cooked and a second chamber through which harmful air is sucked from under the ceiling; A cooking fan motor rotatably installed in the first chamber and configured to discharge the harmful gas vertically rising with respect to the hood body during driving and to be discharged into the exhaust hole; A ventilation fan motor installed in the second chamber to be independently rotatable with respect to the cooking fan motor, and configured to discharge harmful air from under the ceiling and to discharge the exhaust air to the exhaust hole during driving; And A range hood is formed between the first chamber and the second chamber, and includes a partition to prevent interference between the air sucked into the hood body when the cooking fan motor and the ventilation fan motor are driven. . The range hood of claim 1, wherein the cooking fan motor is shifted in multiple stages, and the ventilation fan motor is shifted in high speed and low speed.