JP4720556B2 - Range food - Google Patents

Description

  The present invention relates to a range hood that performs exhaust of oil smoke rising from a range during cooking and overall ventilation for ventilating a kitchen or the entire room communicating with the kitchen except during cooking.

  Conventionally, as this type of range hood, one having the same suction port at the time of cooking and the suction port at the time of general ventilation is known (for example, see Patent Document 1).

  Hereinafter, the range hood will be described with reference to FIG.

As shown in the figure, the exhaust means 103 is installed on the top plate portion 102 of the flat and thin box-shaped hood body 101 whose lower surface is opened, and the exhaust means 103 is concealed by a curtain plate 104 erected from the front, and the lower surface is opened. A cover plate 105 is provided as a waste gas abutting surface at a position one step deeper than the section, and the lower portion of the cover plate 105 is used as a capture space S for waste gas generated by cooking, and a plurality of narrow suction spaces are provided on the cover plate 105. The waste gas collision plate means 106 is provided immediately after the suction space H, and the waste gas collision plate means 106 is configured to communicate with an oil recovery means 107.
Japanese Patent Laying-Open No. 2005-226915 (page 6-7, FIG. 1)

  In such a conventional range hood, the ventilation at the time of cooking and the entire ventilation are performed with a single inlet, so in the equipment equipped with a filter, the oil that adheres mainly during cooking ventilation and the dust that adheres mainly during the ventilation of the filter Since oil and dust that have been mixed and fixed and have passed through the filter and collision plate are also mixed and fixed on the blades, there is a problem that cleaning is troublesome and takes time, and it is required to improve the cleaning property .

  The present invention solves such a conventional problem, and provides an easy-to-clean range hood by separating and adhering oil and dust components adhering to the filter during cooking and during general ventilation. It is aimed.

  Further, there is a problem that the cleaning of the filter itself is troublesome, and it is required that the cleaning of the filter is unnecessary.

  The present invention solves such a conventional problem, can eliminate the filter for collecting oil smoke during cooking, and eliminates the need for cleaning the filter for collecting dust during the entire ventilation. The purpose is to provide a range hood.

  In order to achieve the above object, the range hood of the present invention has an intake port and an exhaust port, and is provided in communication with the intake port of an exhaust unit provided with an exhaust blower inside. A range hood in which a ventilation path from the suction opening of the hood to the intake opening of the exhaust unit is divided into two ventilation paths, a cooking ventilation path and an overall ventilation path, wherein the suction opening of the hood is It is divided into a suction inlet for cooking ventilation that leads to the route for ventilation during cooking and a suction inlet for general ventilation that leads to the route for overall ventilation, and a filter is provided in each suction port, and the route for ventilation during cooking And a cooking-use ventilation damper and an overall ventilation damper that are alternately opened and closed in each of the overall ventilation paths.

  This means that oil and dust collected during cooking are collected mainly by dust, and dust collected during ventilation except for cooking is collected by separate filters, so that oil and dust can be mixed on the filter. A range hood that is easy to clean can be obtained.

  In addition, another means is provided with an exhaust fan for ventilation during cooking and an exhaust fan for overall ventilation, respectively.

  Thereby, the range hood which improved the cleaning | cleaning property of the blade | wing is obtained by making the oil and dust which passed the filter adhere to a separate blade | wing.

  In addition, as for other means, the blower for general ventilation has an outlet for the induction flow that leads to the discharge outlet for induction flow that opens to the lower side of the hood toward the suction inlet for ventilation during cooking, and for exhaust to the outdoors. The dampers are provided in two directions with respect to the path, and dampers that open and close alternately are provided on each of the induction flow path and the exhaust path.

  As a result, indoor air can be circulated and discharged from the hood as an induced flow during cooking, and a range hood with improved collection performance and reduced condensation can be obtained without adding new blades.

  Another means is that the blade for ventilation during cooking and the blade for overall ventilation are made into a single suction blade, and a damper is provided in the middle of the path of the ventilation path leading to the suction port of each blade. .

  As a result, a cooking hood and a whole ventilation blade are integrated, a motor is shared, the number of parts is reduced, and a range hood capable of separating and attaching oil and dust attached to the blade is obtained.

  In addition, instead of a filter, the other means collects the oil by colliding the flow regulating plate for guiding the oil smoke to the ventilation inlet for cooking and the oil smoke sucked from the inlet, instead of the filter. A collision plate is provided.

  This eliminates the filter while maintaining the oil collection efficiency, thereby improving the cleaning performance, and it is possible to obtain a range hood in which dirt is not easily adhered to the blades and the performance is not deteriorated even when used for a long time.

  Another means is that the blades for ventilation during cooking are made into blades of a backward blade.

  As a result, oil or the like adhering to the blades is blown off by centrifugal force, and further, it is difficult for dirt to accumulate on the blades, and a range hood that does not deteriorate in performance even when used for a long period of time is obtained.

  In another means, the whole ventilation inlet is provided on the front surface of the hood or the top surface of the hood away from the ventilation inlet for cooking.

  Thereby, the range hood which prevented the adhesion of the oil to the filter which collects dust by the whole ventilation, and improved the cleaning property of the filter is obtained.

  In addition, another means is provided with an adjustment mechanism for adjusting the ventilation area of the path provided in each of the cooking ventilation damper and the overall ventilation damper.

  As a result, a range hood that can be adjusted to the required airflow without affecting the ventilation airflow during cooking and the overall ventilation airflow is obtained.

  Another means is that a cleaning mechanism for automatically cleaning the filter is provided in the filter mounting portion of the overall ventilation path.

  This provides a range hood that eliminates the need for cleaning the filter.

  The other means is a function for receiving an operation signal from the cooking device, detecting the temperature of the cooking gas, or detecting the magnetic field of the cooking gas and changing the operating state of the ventilation during cooking and the overall ventilation. Is provided.

  As a result, an automatic operation is possible, and a range hood is obtained that is ventilated as a whole by cooking ventilation operation and can prevent dust from adhering to the suction port for ventilation during cooking.

  According to the present invention, the collection of oil and dust in the filter is performed by collecting the oil mainly from the oily smoke generated during cooking and collecting mainly the dust during the entire ventilation with separate filters. Can be prevented, and a range hood that can be easily cleaned can be provided.

  Moreover, the range hood which improved the cleaning | cleaning property of the blade | wing can be provided by making the oil and dust which passed the filter adhere to a separate blade | wing.

  In addition, it is possible to provide a range hood capable of integrating oil and dust attached to the blades while integrating the blades for ventilation during cooking and overall ventilation and reducing the number of parts by sharing a motor.

  Moreover, the range hood which improved the collection performance and reduced the generation | occurrence | production of the dew condensation by the discharge outlet for induced flow formed in the lower surface of the hood can be provided without adding a new blade.

  In addition, by providing a baffle plate and a collision plate at the suction inlet for ventilation during cooking, the filter is removed while maintaining the oil collection efficiency, improving the cleaning performance and making it difficult for dirt to adhere to the blades for a long period of time. Even so, a range hood that does not deteriorate in performance can be provided.

  In addition, oil or the like adhering to the blades is blown off by centrifugal force, and it is difficult for dirt to accumulate on the blades, and a range hood that does not deteriorate in performance even when used for a long time can be provided.

  In addition, by providing a suction port for general ventilation on the front or top of the hood away from the suction port for ventilation during cooking, it prevents the oil from adhering to the filter that collects dust during general ventilation, and cleans the filter. Can provide a range hood with improved quality.

  In addition, by providing an adjustment mechanism that adjusts the ventilation area of the path provided for each of the cooking ventilation damper and the overall ventilation damper, the necessary ventilation volume without affecting the cooking ventilation airflow and the overall ventilation airflow. An adjustable range hood can be provided.

  Moreover, the range hood which made the cleaning of the filter unnecessary by the cleaning mechanism provided in the filter part can be provided.

  In addition, by providing an operation signal from the cooking device, detecting the temperature of the cooking device, or detecting the magnetic field of the IH cooking device, automatic cooking ventilation and general ventilation can be performed. A range hood is obtained that is fully ventilated and that can prevent dust from adhering to the air intake for cooking.

According to the first aspect of the present invention, there is provided a hood having an intake port and an exhaust port, provided in communication with the intake port of an exhaust unit having an exhaust blower therein, and having an intake port opened indoors. During cooking, the ventilation path from the suction opening to the intake opening of the exhaust unit is divided into a ventilation path for cooking and a ventilation path for overall ventilation, and the suction opening of the hood is connected to the ventilation path for cooking. A ventilation inlet and a whole ventilation inlet leading to the whole ventilation path are formed separately, and a filter is provided for each of the suction openings, and each of the cooking ventilation path and the whole ventilation path is provided. A cooking ventilation damper and an overall ventilation damper that open and close alternately are provided, and an exhaust blower for cooking ventilation and an overall ventilation are provided separately, respectively. , An induction diverted path through the serial hood lower surface to the facing cooking during the suction port side for ventilation induced diverted discharged opened mouth, provided in two directions between the exhaust path to the outside, exhaust passage and the inductive diversion path Are installed with a ventilation damper and an induction flow damper that open and close alternately, and oil smoke generated during cooking is collected by a cooking ventilation filter installed at the suction inlet for cooking, and the room In the overall ventilation, it is possible to collect dust floating in the room with a general ventilation filter provided at the suction port for general ventilation, and it is possible to prevent oil and dust from adhering to the filter and to clean the filter. together it is facilitated, by attaching the oil and dust that has passed through the filter without being completely trapped by the filter to separate the blade, can improve the cleaning of the blade, and, during the whole ventilation leads to chamber By closing the induction flow damper installed on the road and opening the general ventilation damper installed in the path leading to the outdoors, the whole room can be ventilated, and during cooking ventilation, the damper for total ventilation installed in the path leading to the outdoors By opening the induction flow damper on the path leading to the room, the collection flow is improved and condensation is performed without adding a new induction flow blade by discharging the induction flow from the induction flow outlet provided in the hood. It has the effect | action that generation | occurrence | production of can be reduced.

According to a second aspect of the present invention, there is provided the hood having an intake port and an exhaust port, and is provided in communication with the intake port of an exhaust unit having an exhaust blower therein, and has an intake port that is opened indoors. The ventilation path from the suction opening to the intake opening of the exhaust unit is divided into two ventilation paths, a ventilation path for cooking and a whole ventilation path, and the ventilation in cooking leads the suction opening of the hood to the ventilation path for cooking It is divided into a suction port for cooking and a suction port for general ventilation that leads to the route for general ventilation, and a filter is provided for each suction port, and the route for ventilation during cooking and the route for general ventilation are alternately arranged. A cooking ventilation damper and a general ventilation damper that open and close to each other are provided, and the cooking ventilation blade and the overall ventilation blade are used as both suction blades, and each blade has a suction opening. All the way through Are those provided in the middle in the cooking ventilation damper and general ventilation damper route of the road, oily smoke generated during cooking is collected by cooking ventilation filter installed in the suction port for cooking ventilation, the room In the overall ventilation, it is possible to collect dust floating in the room with a general ventilation filter provided at the suction port for general ventilation, and it is possible to prevent oil and dust from adhering to the filter and to clean the filter. This makes it easier to clean the blades by reducing the number of parts and separating and attaching the oil and dust attached to the blades while sharing the blades and motors for cooking and general ventilation. It has the effect that it can be improved.

Further, in the invention according to claim 3 , in the cooking ventilation path, instead of the cooking ventilation filter, the baffle plate for guiding the oil smoke to the cooking ventilation suction port and the oil smoke sucked from the suction port collide with each other. It is equipped with a collision plate that collects oil, and ventilation during cooking is equivalent to a filter because oil containing smoke collides with the collision plate and adheres to the collision plate when changing direction. Eliminating the filter while securing the oil collecting performance can improve the cleaning performance and prevent the performance from being deteriorated due to clogging of the filter.

Further, the invention according to claim 4 is such that the blade for ventilation at the time of cooking is a blade of the backward blade, and even when air or dust containing oil smoke during cooking passes through the filter or collision plate, Dust adheres to the blades and is collected when it collides with the blades, but the oil and dust that adheres to the blades when they are facing backwards scatters outside the blades, making it difficult for dirt to adhere to the blades. However, it has the effect that the performance does not deteriorate.

Further, the invention according to claim 5 is provided with the whole ventilation inlet on the front surface of the hood or the top of the hood away from the cooking ventilation inlet, and the whole ventilation is caused by the scattering of oil smoke or oil during cooking. This prevents the oil from adhering to the overall ventilation filter provided at the air inlet and improves the cleanability of the filter.

According to the sixth aspect of the present invention, the adjustment mechanism for adjusting the ventilation area of the path provided with each of the cooking ventilation damper and the overall ventilation damper is provided, and the exhaust motor is not changed. It is possible to set the optimal air volume required for ventilation during cooking, and it is possible to set the optimal air volume corresponding to the size of the room for the overall ventilation air volume, and it is necessary without affecting the setting when setting each air volume It has the effect that it can be adjusted to the air volume.

Further, the invention according to claim 7 is provided with a cleaning mechanism for automatically cleaning the filter in the filter mounting portion of the overall ventilation path, so that the total ventilation air volume can be reduced without periodically cleaning the filter. It has the effect of preventing performance degradation.

Further, the invention according to claim 8 is provided with a function of changing the operation state of the ventilation at the time of cooking and the overall ventilation in response to the operation signal from the cooking device, and interlocked with the operation of the cooking device. The range hood can be switched between the cooking ventilation operation and the whole ventilation operation, and the whole range is ventilated by the cooking ventilation operation, and the dust hood can be prevented from adhering to the suction port for ventilation during cooking.

Further, the invention according to claim 9 is provided with a function of detecting the temperature of the cooking air and changing the operating state of the ventilation during cooking and the overall ventilation, and the range according to the operating state of the cooking device. The hood can be switched between the cooking ventilation operation and the whole ventilation operation, and the whole hood is ventilated by the cooking ventilation operation, so that the dust can be prevented from adhering to the suction port for ventilation during cooking.

In addition, the invention according to claim 10 is provided with a function of detecting the magnetic field of IH heating cooking air and changing the operating state of the ventilation at the time of cooking and the whole ventilation, and according to the operating state of the cooking device. The range hood can be switched between the cooking ventilation operation and the entire ventilation operation, and the entire range is ventilated by the cooking ventilation operation, so that dust can be prevented from adhering to the suction port for ventilation during cooking.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS. 1 and 2.

(Embodiment 1)
As shown in FIG. 1, an air inlet 1 is provided in the lower part and an air outlet 2 is provided in the upper part, and communicates with the air inlet 1 of the exhaust unit 4 on the top surface below the exhaust unit 4 having an exhaust fan 3 inside. A hood 15 having an open bottom surface is provided. The exhaust blower 3 is composed of a suction blade 9 in which a blade 9A for cooking ventilation with a long blade and a blade 9B for short ventilation in which the blade is short are integrated, and an exhaust motor 13 for fixing and driving the blade 9. . A partition plate 16 is provided in the hood 15 for partitioning into two air paths, a route 5 for cooking ventilation leading to the blades 9A for cooking ventilation and a route 6 for general ventilation leading to the blades 9B for general ventilation. The cooking-purpose ventilation suction port 11 of the path 5 is provided on the lower surface of the hood 15, and the general ventilation suction port 10 of the general ventilation path 6 is provided on the front plate of the hood 15 away from the cooking-ventilation ventilation inlet 11. In addition, the cooking ventilation damper 7 is opened in the cooking ventilation path 5 and the entire ventilation damper 8 is opened and closed alternately in the cooking ventilation path 5 and the cooking ventilation path 5 and the entire ventilation path 6, respectively. It is provided as follows. The cooking ventilation damper 7 and the overall ventilation damper 8 have an adjustment mechanism for independently adjusting the air passage opening areas of the cooking ventilation path 5 and the overall ventilation path 6, respectively. The ventilation air volume at the time can be changed. A cooking ventilation filter 12 is provided in the cooking ventilation suction port 11, and a general ventilation filter 14 is provided in the general ventilation suction port 10.

  In the above-described configuration, when oil smoke rising from a range (not shown) is discharged, the cooking ventilation damper 7 is opened and the overall ventilation damper 8 is closed to the cooking ventilation inlet 11 provided for cooking. The oil collected by the provided cooking-use ventilation filter 12 and passed through the cooking-use ventilation filter 12 adheres to the cooking-use ventilation blades 9A. The cooking ventilation path 5 is not used for general ventilation, and dust during general ventilation does not adhere to the filter 12 for cooking ventilation and the blades 9A for cooking ventilation, and becomes dust only during cooking. The adhesion of is reduced.

  In addition, adjusting the opening area of the cooking-use ventilation path 5 with the cooking-use ventilation damper 7 and changing the exhaust motor 13 does not affect the overall ventilation air-flow, which is necessary for ventilation during cooking. It can be set without.

  Next, in the ventilation of the whole room, dust floating in the room is collected by the whole ventilation filter 14 provided in the suction opening 10 for the whole ventilation. And the adhesion of the oil to the filter 14 by the oil smoke at the time of cooking or the scattering of oil can be prevented.

  Also, with regard to the overall ventilation airflow, the opening area of the overall ventilation path 6 is adjusted by the overall ventilation damper 8 so that the optimum airflow corresponding to the size of the room is not affected by the ventilation airflow during cooking. Can be adjusted.

  As described above, according to the invention of the first embodiment, the intake path of the hood 15 that has the intake port 1 and the exhaust port 2 and is provided in communication with the intake port 1 of the exhaust unit 4 in which the exhaust blower 3 is provided. It is formed with two air passages, the route for cooking ventilation 5 and the route 6 for general ventilation, and separates the intake port for cooking and general ventilation. Since the blade 9 is provided with the cooking ventilation damper 7 and the overall ventilation damper 8 in the middle of the air passage, oil smoke generated during cooking is captured by the cooking ventilation filter 12 installed in the cooking ventilation inlet 11. It is possible to collect dust floating in the room by the general ventilation filter 14 provided in the suction port 10 for general ventilation in the ventilation of the whole room at the time of general ventilation. Prevents sticking of oil and dust The cooking ventilation and the whole ventilation blade are integrated, and the oil and dust adhering to the blade 9 can be separated and adhered while sharing the motor. Therefore, the cleaning performance of the cooking ventilation filter 12 and the cleaning of the blade 9 can be achieved. It will improve the sex.

  Further, since the entire ventilation inlet 10 is provided on the front side surface of the hood 15 away from the cooking exhaust outlet 11, the entire ventilation provided in the entire ventilation inlet 10 due to the scattering of oil smoke and oil during cooking. This prevents oil from adhering to the filter 14 and improves the cleanability of the overall ventilation filter 14.

  Further, by providing a mechanism for adjusting the opening area of the air passage in the cooking ventilation damper 7 and the overall ventilation damper 8 for switching the air passage, the ventilation air volume at the time of cooking and the overall ventilation can be changed. It is possible to set the optimal air volume necessary for ventilation during cooking without changing the motor 13, and it is possible to set the optimal air volume corresponding to the size of the room for the overall ventilation air volume. It will be possible to adjust to the required air volume without affecting the settings.

(Embodiment 2)
As shown in FIG. 2, the exhaust fan for cooking ventilation and the overall ventilation are separately provided as the cooking ventilation fan 3 </ b> A and the overall ventilation fan 3 </ b> B with respect to the first embodiment. In place of the filter for cooking ventilation, a rectifying plate 17 that receives oil smoke rising from the range and leads to the cooking suction inlet 11A formed around is provided, and the hood facing the cooking ventilation suction port 11A A collision plate 18 is provided in 15A.

  Further, the cooking-use ventilation blower 3A is a blower having blades 19 of a backward-facing blade that sends out the wind by centrifugal force. Further, the general ventilation fan 3B is provided so as to ventilate the entire ventilation path, and is connected to the induction flow path 6B whose outlet is directed to the lower surface side of the hood 15A and the downstream side of the cooking ventilation fan 3A. The induction flow path 6B communicates with the induction flow outlet 21 that opens on the lower surface of the hood 15A toward the suction inlet 11A for cooking ventilation. The exhaust flow path 6A is provided with a general ventilation damper 8A that opens and closes this path. The overall ventilation inlet 10A is provided at a position directly sucked into the blades 20 of the overall ventilation fan 3B from the top surface side of the hood 15A away from the cooking ventilation inlet 11A. A filter 14A is provided. A cleaning mechanism 22 that automatically cleans the overall ventilation filter 14A is attached to the overall ventilation filter 14A provided in the overall ventilation inlet 10A.

  The switch 23 provided on the front surface of the hood 15A includes a receiving unit 24 that receives a range operation signal, a temperature detecting unit 25 that detects the temperature and magnetic field of the stove, and a magnetic field detecting unit 26.

  In the above configuration, when oil smoke rising from a range (not shown) is discharged, when the air containing oil smoke collides with the collision plate 18 and changes its direction, the oil smoke adheres to the collision plate 18 and collects oil. In addition, oil smoke and dust that have passed through the collision plate 18 adhere to and be collected by the blade 19 when it collides with the blade 19. The dust can be scattered outside the blades 19.

  Further, during general ventilation, the indoor ventilation can be performed by closing the induction flow damper 8B installed in the induction flow path 6B leading to the room and opening the general ventilation damper 8A installed in the exhaust path 6A. In ventilation, the general ventilation damper 8A installed in the exhaust path 6A is closed, and the induction flow damper 8B of the induction flow path 6B is opened to discharge the induction flow from the induction flow discharge port 21 provided in the hood 15A. Can do.

  In addition, the range hood can be switched between a cooking-time ventilation operation and an overall ventilation operation according to the operation of the range.

  For this reason, it is possible to control the adhesion of oil and dust to the filter by eliminating periodic cleaning of the filter and automatically operating the range hood.

  As described above, according to the second embodiment of the present invention, the exhaust fan for cooking ventilation and the whole ventilation are individually provided, and the collision plate 18 and the blade 19 of the backward blade are provided in the cooking ventilation path 5A. Since the overall ventilation inlet 10A is provided with a combination of a fine-mesh general ventilation filter 14A and a blade 20, ventilation during cooking is performed when air containing oil smoke collides with the collision plate 18 and changes its direction. By attaching the oil smoke to the collision plate 18, it is possible to eliminate the filter function while improving the oil collecting performance equivalent to that of the filter, to improve the cleaning performance, and to eliminate the performance deterioration due to the clogging of the filter. Further, when the oil smoke or dust that has passed through the collision plate 18 collides with the blade 19, it adheres to the blade 19 and is collected. However, since the blade of the blade 19 faces rearward, the attached oil or dust is removed from the blade 19. Even if it is used for a long period of time, it is difficult for dirt to adhere to the blades 19 to adhere to the outside of the blades 19 and to prevent deterioration in performance.

  Also, an overall ventilation fan 3B is provided, and its discharge port is provided with an exhaust path 6A and an induction flow path 6B, and an overall ventilation damper 8A and an induction flow damper 8B are provided respectively for ventilation and cooking. The damper can be opened and closed during ventilation, and can be discharged from the induction flow outlet 21 of the hood 15A as an induction flow during cooking. Therefore, the induction flow damper 8B installed on the path leading to the room can be opened during general ventilation. Closed and opened the general ventilation damper 8A installed in the path leading to the outdoors, the whole room can be ventilated. In cooking ventilation, the overall ventilation damper 8A installed in the path leading to the outdoors is closed and the path leading to the room By opening the induction flow damper 8B, the induction flow is discharged from the induction flow discharge port 21 provided in the hood 15A, and a new induction flow fan is added. It is possible to reduce the occurrence of improvement and condensation of Rukoto without collecting performance.

  In addition, since the cleaning mechanism 22 is provided in the filter portion provided in the air passage for general ventilation so that the general ventilation filter 14A can be automatically cleaned, clogging is required even if the general ventilation filter 14 is not periodically cleaned. Therefore, it is possible to prevent a decrease in the performance of the overall ventilation airflow.

  In addition, the switch 23 provided on the front surface of the hood 15A is provided with a receiving unit 24 for receiving a range operation signal, a temperature detecting unit 25 for detecting the temperature and magnetic field of the stove, and a magnetic field detecting unit 26. In response, the range hood is switched between a ventilation operation during cooking and a general ventilation operation to enable automatic operation, so that the entire ventilation is provided during cooking ventilation operation, and dust can be prevented from adhering to the suction vent for cooking. It becomes.

  It can also be applied to dust collectors that collect and collect polluted air with different components in local and general ventilation.

The block diagram of the range hood of Embodiment 1 of this invention Configuration diagram of the range hood of Embodiment 2 of the present invention Cross section of conventional range hood

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Intake port 2 Exhaust port 3 Exhaust air blower 3A Cooking ventilation fan 3B Whole ventilation fan 4 Exhaust unit 5 Cooking ventilation route 5A Cooking ventilation route 6A Whole ventilation route 6A Exhaust route 6B Induction flow route 7 Cooking Ventilation damper 8 General ventilation damper 8A General ventilation damper 8B Induction flow damper 9 Blade 9A Cooking ventilation blade 9B Overall ventilation blade 10 Overall ventilation inlet 10A Overall ventilation inlet 11 Cooking ventilation inlet 11 11A Ventilation inlet for cooking 12 Ventilation filter for cooking 14 Filter for overall ventilation 14A Filter for overall ventilation 15 Hood 15A Hood 17 Rectifying plate 18 Collision plate 19 Blade 21 Induction flow outlet 22 Cleaning mechanism

Claims (10)

The intake port of the exhaust unit from the intake port of the hood having an intake port and an exhaust port, which is provided in communication with the intake port of the exhaust unit provided with an exhaust blower inside, and has an intake port opened indoors The ventilation path leading to is divided into two ventilation paths, a cooking ventilation path and an overall ventilation path, and the suction opening of the hood leads the cooking ventilation path to the cooking ventilation path, and the overall ventilation path And a ventilation damper for cooking, which is formed separately with a suction port for the whole ventilation leading to, and provided with a filter at each suction opening, and alternately opens and closes each of the cooking ventilation route and the whole ventilation route a ventilation damper provided, an exhaust blower for the entire ventilation cooking ventilation respectively be those provided separately, the overall ventilation blower, the air outlet, the cooking ventilation to the hood lower surface An induction diverted path through the mouth induced diverted discharge were open toward the inlet side, provided in two directions between the exhaust path to the outside, alternately opened and closed in each of said exhaust passage and said induction diversion path A range hood characterized by a damper. The intake port of the exhaust unit from the intake port of the hood having an intake port and an exhaust port, which is provided in communication with the intake port of the exhaust unit provided with an exhaust blower inside, and has an intake port opened indoors The ventilation path leading to is divided into two ventilation paths, a cooking ventilation path and an overall ventilation path, and the suction opening of the hood leads the cooking ventilation path to the cooking ventilation path, and the overall ventilation path And a ventilation damper for cooking, which is formed separately with a suction port for the whole ventilation leading to, and provided with a filter at each suction opening, and alternately opens and closes each of the cooking ventilation route and the whole ventilation route It is those provided with ventilation dampers, and the blade for general ventilation and blades for cooking ventilation an integral double-suction vane, the damper in the middle of the air passage of the path leading to the suction port of each of the blades Range hood, characterized in that digit. In the cooking ventilation route, instead of a filter, a baffle plate that directs oil smoke to the ventilation inlet for cooking and a collision plate that collects oil by colliding the oil smoke sucked from the suction port are provided. The range hood according to claim 1 or 2 , characterized by the above. The range hood according to claim 1, wherein the blade for ventilation during cooking is a blade of a backward blade. The range hood according to any one of claims 1 to 4 , wherein the entire ventilation inlet is provided on the front surface of the hood or the top surface of the hood away from the ventilation inlet for cooking. The range hood according to any one of claims 1 to 5 , wherein an adjustment mechanism that adjusts a ventilation area of a path in which each of the damper for cooking ventilation and the damper for general ventilation is provided is provided. The range hood according to claim 1 or 2 , wherein a cleaning mechanism for automatically cleaning the filter is provided in the filter mounting portion of the overall ventilation path. The cooker hood according to any one of claims 1 to 7 , which receives an operation signal from a heating cooker and changes the operating state of ventilation during cooking and overall ventilation. The cooker hood according to any one of claims 1 to 7 , wherein the temperature of the cooking device is detected to change the operating state of ventilation during cooking and overall ventilation. The range hood according to any one of claims 1 to 7 , wherein a magnetic field of the IH heating cooker is detected to change the operating state of ventilation during cooking and overall ventilation.

Images