WO2023101151A1

WO2023101151A1 - Hood system and control method therefor

Info

Publication number: WO2023101151A1
Application number: PCT/KR2022/013001
Authority: WO
Inventors: 권명근; 김상진; 서응렬; 오창훈; 이상진; 칸카심
Original assignee: 삼성전자주식회사
Priority date: 2021-11-30
Filing date: 2022-08-31
Publication date: 2023-06-08
Also published as: KR20230080709A

Abstract

A hood system according to one embodiment comprises: a main body including an exhaust duct; a fan for generating an air flow in the exhaust duct; an arm which includes an intake port, and which allows air to be suctioned through the intake port, pass through the arm and flow to the exhaust duct; a driving unit driven to move the arm; a sensor module for sensing the condition state of the hood system; and a processor, which controls the driving of the driving unit so as to move the arm on the basis of the sensed condition state, thereby arranging the intake port on the basis of the sensed condition state.

Description

Hood system and its control method

Various embodiments disclosed in this document relate to a hood system and a control method thereof.

A hood system is a device that is installed in a place where smoke, smell, dust or contaminants in the surrounding environment are generated, and prevents their diffusion by exhausting the air. For example, a household hood system is mainly installed above a cook top in a kitchen, and absorbs odors and smoke generated from a cooking container at the bottom of the hood.

In one embodiment, the hood system according to the hood system is an arm including a main body including an exhaust duct, a fan configured to generate an air flow in the exhaust duct, and an intake port, and air is sucked into the intake port to the arm. the arm configured to flow through the exhaust duct, a driving unit driven to move the arm, a sensor module configured to detect an environmental state of the hood system, and moving the arm based on the detected environmental state. and a processor for arranging the air inlet based on the detected environmental state by controlling the driving of the driving unit to do so.

In one embodiment, a control method of a hood system including a main body including an exhaust duct, a movable arm including an air intake, and a sensor module for detecting an environmental state of the hood system, wherein the sensor module is a cooking container. Recognizing the position of the cooking vessel, moving the arm based on the detected position of the cooking vessel to dispose the intake vent based on the detected position of the cooking vessel, air sucked into the intake vent passes through the arm and arranging the air inlet based on the operation of inhaling air through the inlet so that the air flows into the exhaust duct, the operation of detecting a change in the environmental state of the hood system by the sensor module, and the detected change in the environmental state of the hood system. and moving the arm based on the sensed change in the environmental state.

Embodiments and effects of the hood system are not limited to those mentioned above, and other embodiments and effects not mentioned will be clearly understood by those skilled in the art from the description below.

1 is a perspective view of a hood system according to an embodiment.

2 is a block diagram of a hood system according to an embodiment.

3A is a perspective view of a hood system according to an embodiment.

3B is a perspective view of a hood system according to an embodiment.

3C is a front view of a hood system according to one embodiment.

4A is a perspective view of a hood system according to an embodiment.

4B is a perspective view of a hood system according to an embodiment.

4C is a perspective view of a hood system according to an embodiment.

5 is a perspective view of a hood system according to an embodiment.

6 is a flowchart of a method for controlling a hood system according to an exemplary embodiment.

7 is a flowchart of a method for controlling a hood system according to an exemplary embodiment.

8 is a flowchart of a method for controlling a hood system according to an exemplary embodiment.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. In the description with reference to the accompanying drawings, the same reference numerals are given to the same components regardless of reference numerals, and overlapping descriptions thereof will be omitted.

Various embodiments and terms used therein are not intended to limit the technical features described in this disclosure to specific embodiments, but should be understood to include various modifications, equivalents, or substitutes of the embodiments. In connection with the description of the drawings, like reference numbers may be used for like or related elements. The singular form of a noun corresponding to an item may include one item or a plurality of items, unless the relevant context clearly dictates otherwise. In the present disclosure, “A or B”, “at least one of A and B”, “at least one of A or B”, “A, B or C”, “at least one of A, B and C”, and “A Each of the phrases such as "at least one of , B, or C" may include any one of the items listed together in that phrase, or all possible combinations thereof. For example, a term such as "at least one of A and B" as used herein includes any of A, B, A and B. For example, a term such as "at least one of A, B, and C", as used herein, means A, B, C, A and B, A and C, B and C, A and B and C.

Terms such as "first", "secondary", or "first" or "secondary" may simply be used to distinguish that component from other corresponding components, and may refer to that component in other respects (eg, importance or order) is not limited. A (eg, first) component is said to be "coupled" or "connected" to another (eg, second) component, with or without the terms "functionally" or "communicatively". When mentioned, it means that the certain component may be connected to the other component directly (eg by wire), wirelessly, or through a third component.

The term "module" used in various embodiments may include a unit implemented in hardware, software, or firmware, and may be used interchangeably with terms such as logic, logic block, component, or circuit, for example. . A module may be an integrally constructed component or a minimal unit of components or a portion thereof that performs one or more functions. For example, according to one embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments may be implemented as software (eg, a program) including one or more instructions stored in a storage medium (eg, internal memory or external memory) readable by a machine (eg, an electronic device). can For example, a processor of a device (eg, an electronic device) may call at least one command among one or more commands stored from a storage medium and execute it. This enables the device to be operated to perform at least one function according to the at least one command invoked. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-temporary' only means that the storage medium is a tangible device and does not contain a signal (e.g. electromagnetic wave), and this term refers to the case where data is stored semi-permanently in the storage medium. It does not discriminate when it is temporarily stored.

Methods according to various embodiments disclosed in the present disclosure may be included and provided in a computer program product. Computer program products may be traded between sellers and buyers as commodities. A computer program product is distributed in the form of a device-readable storage medium (e.g. compact disc read only memory (CD-ROM)), or through an application store (e.g. Play Store™) or on two user devices (e.g. It can be distributed (eg downloaded or uploaded) online, directly between smartphones. In the case of online distribution, at least part of the computer program product may be temporarily stored or temporarily created in a device-readable storage medium such as a manufacturer's server, an application store server, or a relay server's memory.

According to one embodiment, each component (eg, module or program) of the above-described components may include a single object or a plurality of objects, and some of the plurality of objects may be separately disposed in other components. . According to one embodiment, one or more components or operations among the aforementioned corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg modules or programs) may be integrated into a single component. In this case, the integrated component may perform one or more functions of each of the plurality of components identically or similarly to those performed by a corresponding component of the plurality of components prior to the integration. . According to one embodiment, operations performed by a module, program, or other component are executed sequentially, in parallel, iteratively, or heuristically, or one or more of the operations are executed in a different order, omitted, or , or one or more other operations may be added.

In the household hood system, since the hood system is spaced apart from the cooktop at a predetermined distance, there is a predetermined distance from an inhalation target that generates odor or smoke, such as a cooking container. As a result, some of the odor and/or smoke generated from the cooking container spreads to the outside of the cooktop, causing discomfort to the user, or the driving force of the motor of the hood system has to be increased, resulting in increased energy consumption or excessive noise during operation. There were various problems such as this occurring. In order to improve this, there has been a technical need for a hood system that effectively sucks air locally to an inhalation target.

The technical problem to be achieved through an embodiment disclosed in this document is not limited to the above-mentioned technical problem, and other technical problems not mentioned are common knowledge in the art to which the invention described in this document belongs from the description below. will be clearly understandable to those who have

1 is a perspective view of a hood system 101 according to one embodiment.

Referring to FIG. 1 , a hood system 101 according to an embodiment is provided on the upper side of a cooktop-type cooking device 2 such as a gas range or an induction cooker (e.g., on the +z direction side in FIG. 1), the cooking device 2 It may be arranged spaced apart from the predetermined interval.

In one embodiment, the cooking appliance 20 includes a cooktop including a heating unit 21 for heating food with electricity or gas at the top (eg, +Z direction) and/or a main body at the bottom (eg, -Z direction). It may include at least one of an oven or an electric range including (22) and the door part (23).

In one embodiment, the hood system 101 may be disposed above the cooking appliance 20 (eg, on the +z direction side in FIG. 1 ). The hood system 101 may be a kitchen hood device for discharging smoke and heat generated by driving the cooking appliance to the outside. The hood system 101 may inhale polluted air, smoke, and smell generated from the cooking appliance 20 and discharge them to the outside.

In one embodiment, the hood system 101 may include various forms other than the form shown in FIG. 1 , such as a sliding type hood, a tubular hood, a chimney type hood, an island type hood, and a canopy type hood. The hood system 101 may be fixedly installed on a wall of a building or fixedly installed on a ceiling of a building.

2 is a block diagram of a hood system 101 according to one embodiment.

Referring to FIG. 2 , a hood system 101 according to an embodiment may include an exhaust module 110 , a hood module 150 , a processor 120 and a sensor module 160 .

In one embodiment, the hood system 101 may include a plurality of components for inhaling and discharging air, and FIG. 2 shows a plurality of components that the hood system 101 of an embodiment of the present document may include. Some of the elements are described, and in actual implementation, all or some of them may be included, or may be replaced and included within an easily replaceable range by those skilled in the art.

In one embodiment, the exhaust module 110 may collect air sucked from the hood system 101 and discharge it to the outside. The hood system 101 may be an exhaust system, and the exhaust module 110 may be a main body (eg, the main body 105 of FIG. 3A) or a component provided inside the main body 105. there is. In one embodiment, the exhaust module 110 may include an exhaust duct 111, an exhaust port 112, a fan 113, and a fixed intake port 115.

In one embodiment, the exhaust duct 111 may be a passage through which air and dust sucked by the hood system 101 pass. The exhaust duct 111 has one end connected to at least one of the inlet 153 and the fixed intake 115 and the other end connected to the exhaust 112 to supply air to the intake 153 and the fixed intake 115. Inhale and exhale air through the exhaust port 112.

In one embodiment, the fan 113 may be provided in the exhaust duct 111 to generate air flow in the exhaust duct 111 . The fan 113 may be disposed inside a fan housing that accommodates and protects the fan 113 (eg, the fan housing 114 of FIG. 3C ). In one embodiment, the driving force of the fan 113 may be controlled by the processor 120 .

In one embodiment, the hood module 150 is connected to one surface of the main body 105 of the hood system 101 and communicates with the exhaust duct 111 to suck air. In various embodiments, the hood module 150 may include an arm 151 , an air intake 153 and a driving unit 155 . The hood module 150 may change the position of the air inlet 153 by moving the arm 151 by a user or by the driving unit 155, and the hood system 101 may change the air intake position through the hood module 150. And the intake target can be controlled to correspond to the driving environment.

In one embodiment, the arm 151 may serve as a flow path. The arm 151 has an intake port 153 provided on one surface, and communicates with the exhaust duct 111 so that air can pass therein. It may have a structure that is connected to the body 105 and extends outward from the body 105 . For example, the main body 105 is fixed to an external support (eg, the wall surface 10 of FIG. 3A), and the arm 151 moves from the main body 105 to a cooking appliance (eg, the cooking appliance 20 of FIG. 1). ) may be a structure extending in the direction.

In one embodiment, the hood module 150 may include a door 157 that selectively opens and closes the intake vent 153 . For example, in an embodiment in which the exhaust module 110 includes the fixed inlet 115, the door 157 closes the inlet 153 of the hood module 150 while the fixed inlet 115 is open. , The hood system 101 can suck in air only through the fixed intake port 115 . Alternatively, the door 157 may close the inlet 153 to prevent the inflow or outflow of foreign substances through the hood module 150, and the door 157 may again in a situation where air intake from the fixed inlet 115 is required. ) may open the intake port 153. In one embodiment, the door 157 may selectively open at least a portion of the intake vent 153, and the hood module 150 may provide a stronger suction power to a local location. In one embodiment, the door 157 may be opened and closed by the driving unit 155 or by a user.

In one embodiment, the hood module 150 may change the position of the intake vent 153 as the arm 151 moves and rotates, and selectively opens the intake vent 153 of the hood module 150 through the door 157. can be opened with The hood module 150 may control detailed driving conditions such as air suction position, suction target, and suction force to correspond to the driving environment.

In one embodiment, the processor 120 may control driving of the hood system 101 . The processor 120 may execute, for example, software to control at least one other component (eg, the driving unit 155 or the fan 113) of the hood system 101 connected to the processor 120. and can perform various data processing or calculations.

In one embodiment, the memory 125 may store various data used by at least one component (eg, the processor 120 or the sensor module 160) of the hood system 101 . Data may include, for example, input data or output data for software and related instructions. The memory 125 may include volatile memory and/or non-volatile memory.

According to one embodiment, as at least part of data processing or operation, processor 120 transfers commands or data received from other components (eg, sensor module 160 or communication interface 140) to volatile memory 125. , process commands or data stored in volatile memory, and store resultant data in non-volatile memory. According to an embodiment, the processor 120 may include a main processor (eg, a central processing unit or an application processor) or a secondary processor (eg, a sensor hub processor or a communication processor) that may operate independently of or together with the main processor. In one embodiment, the secondary processor is a component of the hood system 101, for example on behalf of the main processor while the main processor is inactive, or together with the main processor while the main processor is active. At least some of functions or states related to at least one of the components (eg, the sensor module 160 or the communication interface 140) may be controlled. According to an embodiment, an auxiliary processor (eg, an image signal processor or a communication processor) may be implemented as a part of other functionally related components (eg, the sensor module 160 or the communication interface 140).

According to one embodiment, the processor 120 and/or the memory 125 may include a hardware structure specialized for processing an artificial intelligence model. AI models can be created through machine learning. Such learning may be performed, for example, in the hood system 101 itself where the artificial intelligence model is performed, or may be performed through a separate server 60. The learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning or reinforcement learning, but in the above example Not limited. The artificial intelligence model may include a plurality of artificial neural network layers. Artificial neural networks include deep neural networks (DNNs), convolutional neural networks (CNNs), recurrent neural networks (RNNs), restricted boltzmann machines (RBMs), deep belief networks (DBNs), bidirectional recurrent deep neural networks (BRDNNs), It may be one of deep Q-networks or a combination of two or more of the above, but is not limited to the above examples. The artificial intelligence model may include, in addition or alternatively, software structures in addition to hardware structures.

In one embodiment, the input interface 130 transmits a command or data to be used to a component (eg, the processor 120) of the hood system 101 to an external (eg, user or network 50) of the hood system 101. ) can be received from The input interface 130 may be implemented as, for example, a knob, a button, a key, or a capacitive or resistive touch pad.

In one embodiment, the input interface 130 may support one or more specified protocols that may be used to connect the hood system 101 directly or wirelessly to an external electronic device. According to one embodiment, the input interface 130 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

In one embodiment, the communication interface 140 establishes a direct (eg, wired) communication channel or a wireless communication channel between the hood system 101 and the external device 70 or server 60, and establishes the established communication channel. communication can be supported. The communication interface 140 may include one or more communication processors 120 that operate independently of the processor 120 (eg, an application processor) and support direct (eg, wired) communication or wireless communication.

According to an embodiment, the communication interface 140 is a wireless communication module (eg, a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module (eg, a local area network (LAN)). ) communication module, or power line communication module).

In one embodiment, the network 50 is a first network (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network (eg, a legacy cellular network, a 5G network). , a next-generation communication network, the Internet, or a long-distance communication network such as a computer network (eg, LAN or WAN), and the communication interface 140 communicates with the external device 70 to the server 60 through the network 50. can communicate Various types of communication interfaces 140 may be integrated into one component (eg, a single chip) or implemented by a plurality of separate components (eg, multiple chips). In one embodiment, the communication interface 140 may identify or authenticate the hood system 101 within the communication network 50, such as the network 50, using subscriber information stored in the memory 125.

In one embodiment, the communication interface 140 may include an antenna that transmits or receives a signal to or from the outside (eg, the external device 70), and the antenna is a conductor formed on a substrate (eg, PCB). Alternatively, a radiator made of a conductive pattern may be included. According to one embodiment, the communication interface 140 may include a plurality of antennas (eg, array antennas), and at least one antenna suitable for the communication method used in the above-described various networks 50 is, for example, For example, a plurality of antennas may be selected through the communication interface 140 . The communication interface 140 is connected to each other through a communication method (eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) between peripheral devices and signals (eg, : commands or data) can be exchanged with each other.

According to one embodiment, commands or data may be transmitted or received between the hood system 101 and the external device 70 through the network 50 connected to the network 50 . Each of the external devices 70 may be the same or different types of devices as the hood system 101 . According to an embodiment, all or some of the operations executed in the hood system 101 may be executed in one or more external electronic devices among the external devices 70 .

In one embodiment, the external device 70 may include a plurality of Internet-of-Things (IoT)

devices

71, 72, and 73 (hereinafter referred to as 'IoT devices'). Network 50 may be an intelligent server 60 using machine learning and/or neural networks. According to one embodiment, the external device 70 or server 60 may be connected to the network 50 . The hood system 101 may be applied to intelligent services (eg, smart home, smart city, smart car, or health care) based on communication technology and IoT-related technology.

For example, the first IoT device 71 may be one of a cooktop, an oven, and an electric range of a cooking device (eg, the cooking device 20 of FIG. 1 ). Alternatively, at least one of the first IoT device 71, the second IoT device 72, and the third IoT device 73 is a cooking appliance, an air conditioner, a robot vacuum cleaner, an air conditioner, a refrigerator, a toaster, a water purifier, a TV, and the like. It may be a home appliance or a personal communication device such as a smart phone, tablet, notebook, or desktop.

In one embodiment, when the hood system 101 is required to perform a function or service automatically or in response to a request from a user or other device, the hood system 101 executes the function or service on its own. Alternatively or additionally, one or more external devices 70 may be requested to perform the function or at least part of the service. One or more external devices 70 receiving the request may execute at least a part of the requested function or service or an additional function or service related to the request, and deliver the execution result to the hood system 101 . The hood system 101 may provide the result, as is or additionally processed, as at least part of the response to the request. To this end, for example, as a connection method through the network 50, cloud computing, distributed computing, mobile edge computing (MEC), or client-server 60 computing technology may be used.

In one embodiment, the sensor module 160 may detect at least one of an operating state of the hood system 101 and an environmental state of the hood system 101 .

The sensor module 160 may generate an electrical signal or data value corresponding to the sensed state. The term “at least one” of the operating state of the hood system 101 and the environmental state of the hood system 101 includes any of the following: (i) an operating state of the hood system 101, (ii) a hood system (iii) the operating state of the hood system 101 and the environmental state of the hood system 101 .

The "operating state" of the hood system 101 is the user's location of the hood system 101, the user's movement, the user's operation, the ambient temperature of the hood system 101, the temperature of the external device, and the temperature around the hood system 101. It may include air quality, air volume around the air hood system 101, and the like, but is not limited thereto. Based on at least one of the detected operating state and environmental state, the sensor module 160 may generate an electrical signal or data value corresponding to the sensed state.

In embodiments where the hood system 101 is a cookware, environmental conditions (eg, the user's status location of the cookware, the user's movement, the action performed by the user, the ambient temperature of the hood system 101, the cookware The temperature of the heater, the temperature of the cooking vessel on the cooktop of the cooking appliance, the location of the cooking vessel, the degree of air quality around the hood system 101, the air volume around the hood system 101, etc.) The sensor module 160 is a hood system An electrical signal or data value corresponding to the sensed state may be generated based on at least one of the external and sensed operating state and environmental state of (101).

In one embodiment, the sensor module 160 is a gesture sensor, a gyro sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, and a biometric sensor in order to perform various sensor functions. It may include at least one of a sensor, a humidity sensor, or an illuminance sensor.

In one embodiment, the temperature sensor 161 measures the ambient temperature of the hood system 101, a heating unit (eg, heating unit 21 of FIG. 1) or a cooking vessel (eg, cooking unit 21 of FIG. 3B) of a cooking appliance. The temperature of the container 25 can be measured.

In one embodiment, the motion sensor 163 may measure the location or motion of the user. For example, the motion sensor 163 may measure the user's distance from the hood system 101 or the cooking appliance. Alternatively, the motion sensor 163 may detect a user's motion, and the processor 120 may receive this and determine whether the user's motion is a cooking preparation motion or an end motion. Alternatively, the motion sensor 163 may detect a position where the cooking container 25 is raised by recognizing a user's motion. Without being limited thereto, the motion sensor 163 according to an exemplary embodiment may detect various motions of the user linked to the hood system 101 and the cooking appliance.

In one embodiment, the dust sensor 165 and the VOCs sensor 167 may measure air pollution. For example, the dust sensor 165 may measure the concentration of fine dust and ultrafine dust in harmful air generated during cooking, and the VOCs sensor 167 may measure hydrogen, hydrogen sulfide, cancer ( 151) It can measure the concentration of gases such as monia, ethanol, carbon monoxide, methane, and propane.

In one embodiment, the air volume sensor 169 may measure the air volume of the fan 113, and the processor 120 may receive this and control the driving force of the fan 113 to increase or decrease. Alternatively, the air volume sensor 169 may measure the air volume of the surrounding environment of the hood system 101, and the hood system 101 may operate the hood module 150 based on the air volume, such as the position of the hood module 150 and the driving force of the fan 113. element can be controlled.

In one embodiment, the sensor module 160 measures the concentration of fine dust or gas contamination in the surrounding air even when the hood system 101 is not in operation or the cooking appliance is not in operation, and the processor 120 measures the air pollution level. If it is determined that the quality of the food is bad, the user may be guided thereto or the hood system 101 may be automatically driven.

3A is a perspective view of a hood system 101 according to an embodiment, FIG. 3B is a perspective view of the hood system 101 according to an embodiment, and FIG. 3C is a front view of the hood system according to an embodiment.

Referring to FIGS. 3A to 3C , a hood system 101 according to an embodiment may include a main body 105 and a movable hood module 150 .

In one embodiment, FIG. 3A may be a first state A1 in which the hood system 101 is in a standby state, or in which the hood system 101 is in operation but the hood module 150 is in standby, and FIG. 3B is in a hood system ( 101) may be driven and the hood module 150 may be moved and driven in the second state (A2), and FIG. 3C is a diagram showing the internal structure of the main body 105 of the hood system 101.

In one embodiment, the hood system 101 includes a body 105 forming an exterior and accommodating internal parts, and the body 105 may be fixed to the wall surface 10 as an external support. In one embodiment, the main body 105 has a first surface 105a facing the direction the wall surface 10 faces (eg, -Y direction), and a cooking appliance direction (eg, -Z direction) from the first surface 105a. A second surface 105b facing the opposite direction (eg, +Z direction) and a third surface 105c facing the cooking appliance direction (eg, -Z direction) based on the first surface 105a. and a pair of fourth faces 105d facing both directions (eg, +/-X direction) except for the direction of the second face 105b and the third face 105c based on the first face 105a. can include

In one embodiment, the sensor module 160 is located adjacent to one surface of the main body 105, for example, the second surface 105b, and external conditions of the main body 105 (eg, user, cooking device, and cooking) At least one of the changes in the environment of the space) may be sensed. A processor (eg, the processor 120 of FIG. 2 ) may receive a detection result from the sensor module 160 and control driving of the hood system 101 based on the received result.

In one embodiment, the fixed intake port 115 may be located on the second surface 105b facing the heating unit 21 of the cooking appliance, and the hood module 150 is adjacent to the second surface 105b. It may be located on the fourth side 105d of the pair. In one embodiment, the hood system 101 may include a plurality (eg, two) of hood modules 150, and each of the plurality of hood modules 150 includes an arm 151 and an intake vent 153. can do. The plurality of arms 151 may be spaced apart in both directions with respect to the second surface 105b and respectively disposed on the pair of fourth surfaces 105d.

In one embodiment, an exhaust duct 111 may be provided in the inner space of the main body 105 . The main body 105 includes an exhaust port 112 that passes through the wall surface 10 or extends to the outside of the cooking space to discharge the intake air to the outside of the cooking space, and the exhaust port 112 communicates with the exhaust duct 111. can In one embodiment, the exhaust duct 111 may communicate with at least one of the intake port 153 of the arm 151 and the fixed intake port 115 .

For example, the arm 151 is connected to the pair of fourth surfaces 105d of the main body 105 and communicates with the exhaust duct 111, and the fixed intake port 115 is connected to the third surface of the main body 105 ( 105c). The exhaust duct 111 may include a first duct 111a communicating with the intake port 153 of the hood module 150 through the arm 151 and a second duct 111b communicating with the fixed intake port 115. there is.

In one embodiment, the main body 105 may include a fan housing 114 communicating with the exhaust port 112 and having a fan 113 disposed therein. The fan housing 114 may be connected to the first duct 111a and the second duct 111b to induce air flows in the first duct 111a and the second duct 111b. The main body 105 may include a wall that communicates with the fan housing 114 and divides the inside of the exhaust duct 111 such that the first duct 111a and the second duct 111b are separated. Based on the wall 119, the first duct 111a and the second duct 111b may be separated to inhale and discharge air, respectively. In one embodiment, wall 119 may be coupled to fan housing 114 .

In one embodiment, the cooking appliance may include a plurality of heating units 21 . For example, the plurality of heating units 21 may be positioned on an upper surface of the countertop 15 (eg, a plane in the +Z direction), and may be defined based on positions disposed on the countertop 15 .

For example, the heating unit 21 includes

internal heating units

21a, 21b, and 21c located in a direction adjacent to the wall surface 10 to the hood system 101 (eg, +Y direction) of the countertop 15 and the countertop. (15) may include

external heating units

21d, 21e, and 21f disposed in a direction away from the wall surface 10 or the hood system 101 (eg, -Y direction).

For example, the heating unit 21 is a first heating unit 21a located in one of the directions (eg, -X direction) of the pair of fourth surfaces 105d of the hood system 101 on the kitchen counter 15. ) and the fourth heating unit 21d, and the third heating unit 21c located in the other direction (eg, +X direction) among the directions of the pair of fourth surfaces 105d of the hood system 101 in the kitchen counter 15. ) and a sixth heating unit 21f. In one embodiment, the heating unit 21 includes a second heating unit 21b, a fourth heating unit 21d, and a sixth heating unit located between the first heating unit 21a and the third heating unit 21c. (21f) may include a fifth heating unit (21e) located between.

In one embodiment, the cooking vessel 25 may be mounted on the upper surface (eg, +X direction) of the heating unit 21 and heated by the heating unit 21, and at least one or more cooking vessels 25 may be placed on the heating unit. Corresponding to (21), it can be used in the cooking appliance at the same time.

For example, the first cooking vessel 25a may be located in the first heating unit 21a, the second cooking vessel 25b may be located in the second heating unit 21b, and the third cooking vessel 21b. (25c) may be located in the third heating unit (21c), the fourth cooking vessel (25d) may be located in the fourth heating unit (21d), the fifth cooking vessel (25e) may be located in the fifth heating unit (21e), and the sixth cooking vessel (25f) may be located in the sixth heating unit (21f). However, it is not limited thereto, and one cooking container 25 may be located on a plurality of heating units 21 .

In one embodiment, the arm 151 includes a first arm 171 and a second arm 172, and rotates the first arm 171 and the second arm 172 relative to the body 105 and Including the

joints

181 and 182 connected to be movable, the arm 151 may perform multi-joint driving. Arm 151 is connected to the main body 105 through a first joint 181 and rotatable first arm 171 and a second joint 182 connected to the first arm 171 through a rotatable second arm 171 is rotatable It includes an arm 172, and the inlet 153 is provided on one surface of the second arm 172, and the position of the inlet 153 is changed by rotation of the first arm 171 and the second arm 172. It can be.

For example, the arm 151 may include a first arm 171 including a first end 171a connected to the body 105 and a second end 171b opposite to the first end 171a, It may include a second arm 172 including a third end 172a connected to the second end 171b of the arm 171 and a fourth end 172b opposite to the third end 172a, , The arm 151 has a first joint 181 and a second arm 172 connecting the main body 105 and the first end 171a so that the first arm 171 rotates in a preset angular range. A second joint 182 connecting the second end 171b and the third end 172a to be rotated in an angular range may be included. In one embodiment, the inlets 153 of the plurality of arms 151 are directed toward the cooking appliance or cooking container 25 from among the outer surfaces of the first arm 171 and/or the second arm 172. can be formed on the surface.

Referring to FIG. 3A , the first state A1 may be a standby state in which the fan 113 is not driven, or, in an embodiment, the first state A1 is a 'weak driving' in which the hood system 101 is weakly driven. ' can be. Alternatively, in the first state A1 according to an embodiment, only some of the plurality of heating units 21 (eg, the

inner heating units

21a, 21b, 21c or the second heating unit 21b) are driven to fix the intake port. (115) alone may be in a state of inhaling air.

In one embodiment, in the first state A1, the first arm 171 and the second arm 172 may be fixed adjacent to the main body 105, and the intake port 153 is opened by the door 157. It may be closed or substantially closed. In one embodiment, the first state may be a state in which air is sucked only through the fixed intake port 115 .

Referring to FIG. 3B , the second state A2 may be a state in which the arm 151 of the hood module 150 moves to suck in air, or the second state A2 of an embodiment may be a hood system ( 101) may be in a strongly driven 'strong driving' state. Alternatively, in the second state A2 of an embodiment, some of the heating units 21 among the plurality of heating units 21, for example, the

external heating units

21d, 21e, and 21f, the first heating unit 21a, and the first heating unit 21a. At least one of the three heating units 21c may be driven so that the air inlet 153 of the hood module 150 sucks in air.

In one embodiment, the processor 120 may control the driving of the hood system 101, for example, by controlling the driving force of the fan 113 or by controlling the driving unit 155 to operate the hood module 150. can be moved. In an embodiment, a detection result may be received from the sensor module 160, and based on the detection result, the hood module 150 may be moved adjacent to an intake target, thereby controlling a position at which the intake vent 153 sucks in air. there is.

For example, going from the first state A1 to the second state A2, the hood system 101 moves the first arm 171 at a predetermined angle from the main body 105, and the second arm ( 172) can move from the first arm 171 at a predetermined angle. The hood system 101 recognizes a location where suction is required through the processor 120 and moves the intake vent 153 to the corresponding location to suck in air. However, it is not limited thereto, and the hood system 101 may move the first arm 171 and the second arm 172 by a user or by a user and a program.

In one embodiment, in the second state, the intake port 153 of the hood module 150 is moved to a position where air intake is required, for example, adjacent to the heating unit 21 in operation or the cooking container 25 generating smoke. Thus, it may be in a state of intensively sucking air in a local area.

In one embodiment, when the air inlet 153 of the hood module 150 does not suck in air and the fixed inlet 115 sucks in air, the hood system 101 includes the

external heating units

21d, 21e, 21f or There may be a limit to completely sucking dust and gas generated from the

heating parts

21a, 21c, 21d, and 21f in both side directions (eg, +/-X direction), and the fan 113 is used to increase the suction power. It increases driving force, increases power consumption, and may generate noise.

The hood system 101 according to an embodiment of the present document may include a movable hood module 150 to move the intake vent 153 to a position where air intake is required. The arm 151 of the hood module 150 can be flexibly moved and fixed to a position adjacent to the suction target through the multi-joint structure, and sucks air in close contact with the suction target to perform suction of dust and harmful gases. can improve

The hood system 101 of an embodiment of the present document, through the processor 120 and / or the sensor module 160, various factors, for example, the type of cooking container 25, the cooking object, the user's inclination (eg: Left- or right-handed people, physical factors such as height) can be taken into account so that the user can figure out the optimal position where the hood module 150 effectively sucks in air without being disturbed during the cooking process, and the hood module 150 The user's convenience and comfort can be improved by substantially freely and stably positioning the intake port 153 at an optimal position through the joint arm 151 .

Since the hood system 101 according to an embodiment of the present document can efficiently intake air even with a relatively small driving force of the fan 113 to locally inhale air compared to the fixed intake port 115, this document Hood system 101 according to an embodiment of the present invention can suppress power consumption and noise generation.

In one embodiment, the processor 120 converts the detection result into data and transmits it to the network 50 through a communication interface (eg, the communication interface 140 of FIG. 2) or to the user through an output interface (not shown). The driving situation of the system 101 may be guided.

4A is a perspective view of a hood system 101 according to an embodiment, FIG. 4B is a perspective view of the hood system 101 according to an embodiment, and FIG. 4C is a perspective view of the hood system 101 according to an embodiment. .

Referring to FIGS. 4A to 4C , a hood system 101 according to an embodiment may include a main body 105 and a movable hood module 150 .

In one embodiment, FIG. 4A may be a first state (B1) in which the hood system 101 is in a standby state or inhales less air than other states (B2 and B2), and FIG. 4B is a view of the hood system 101. It may be a second state (B2) in which air is sucked through the fixed inlet 115, and FIG. 4C shows a third state in which the fixed inlet 115 of the hood system 101 and the hood module 150 suck air. (B3).

In the description of the hood system 101 of FIGS. 4A to 4C , contents overlapping with those of the hood system 101 described in FIGS. 1 to 3C will be omitted, and description will focus on contents having a different structure. .

4A to 4C show a cooking vessel (eg, the cooking vessel 25 of FIG. 3B) in an inward direction (eg, +Y direction) based on a direction from the main body 105 toward the heating unit 21 ), the first cooking vessel 25a and the third cooking vessel 25c disposed in both lateral directions (eg, +/-X direction), and both lateral directions in the outward direction (eg, -Y direction) (eg, The fourth cooking vessel 25d and the sixth cooking vessel 25f disposed in the +/-X direction) will be described as an example, and in actual implementation, the cooking vessel 25 is not limited thereto, and the heating unit 21 It can be arranged in various positions corresponding to the structure.

In one embodiment, the hood system 101 may include a support groove 116 for accommodating and supporting the arm 151 in a state in which the arm 151 is in close contact with the main body 105 . In one embodiment, a fixed inlet 115 may be provided inside the support groove 116 . The support groove 116 is located adjacent to the cooking vessel 25 among the plurality of

surfaces

105a, 105b, and 105d of the body 105, for example, the first surface 105a or the second surface of the body 105. It may be provided at a position adjacent to (105b).

In one embodiment, the fixed inlet 115 restricts at least a portion of the air flow of the fixed inlet 115 when at least a portion of the area is closed by the arm 151 or the arm 151 is seated in the support groove 116. can do.

For example, as shown in the first state B1 of FIG. 4A , the pair of arms 151 may be seated in the support groove 116 . In one embodiment, the first state (B1) may be a standby state in which the fan 113 of the hood system 101 stops driving, or the first state (B1) is the hood system 101 is weakly driven. It may be in a 'weakly driven' state.

In one embodiment, in a state in which the arm 151 is in close contact with the body 105, the intake port 153 is located inside the support groove 116, and the clearance area 161 between the support groove 116 and the arm 151 ) can be formed. The clearance space 116a may be an open space in which at least a portion of the arm 151 is spaced apart from the support groove 116 when the arm 151 is positioned in the support groove 116 .

In one embodiment, in the first state (B1), the intake port 153 or the fixed intake port 115 may communicate with the outside of the hood system 101 through the gap space 116a, and the hood system 101 may communicate with the outside of the hood system 101. air can be drawn from

For example, a portion of the arm 151 (eg, the first arm 171) may have a shape corresponding to the shape of the support groove 116 and be closely coupled to the support groove 116. The other area of 151 (for example, the second arm 172) has a shape different from that of the support groove 116 at least in part, and is spaced apart from the support groove 116 so that the support groove 116 ) can be combined. In one embodiment, the clearance space 116a between the arm 151 and the support groove 116 may form a passage for sucking air.

In one embodiment, compared to other states (eg, the second state (B2) or the third state (B3)) in which the arm 151 is separated from the support groove 116, the clearance in the first state is relatively limited. Air may be sucked through the space 116a.

In one embodiment, the first state B1 may be a step in which the cooking vessel 25 starts heating or a driving state in which polluted air is less generated. Or, in one embodiment. In the first state (B1), assuming the same driving force of the fan 113, stronger air suction power can be formed in a local area than in the second state (B2) and the third state (B3).

In one embodiment, the arm 151 may include a first arm 171 , a second arm 172 , a first joint 181 and a second joint 182 . The first joint 181 may connect the first end 171a of the first arm 171 and the main body 105 so that the first arm 171 is rotatable.

In one embodiment, as shown in the second state (B2) of FIG. 4B, the first joint 181 has the first arm 171 at a predetermined angle from the support groove 116 in a vertical direction (eg, +Z direction). It is possible to connect the first arm 171 and the main body 105 so as to rotate.

In one embodiment, the second state (B2) of FIG. 4B may be a state in which the fixed inlet 115 is completely open, and the inlet 153 of the hood module 150 may be in a closed state. In one embodiment, the second state (B2) may be a state in which the arm 151 opens the fixed inlet 115 and the arm 151 moves upward to suck air mainly through the fixed inlet 115. there is.

For example, in the second state (B2), the arm 151 is directed away from the cooking container 25 (eg, +Y direction and/or +Z direction). Alternatively, for example, in the second state (B2), the cooking vessel (eg, the first cooking vessel 25a and/or the third cooking vessel 25c) of the heating unit 21 adjacent to the fixed inlet 115 is It may be in a heated state.

In one embodiment, as shown in the third state (B3) of FIG. 4C, the first joint 181 has the first arm 171 at a predetermined angle from the support groove 116 in the horizontal direction (eg, -Y direction). It is possible to connect the first arm 171 and the main body 105 so as to rotate.

In one embodiment, the third state (B3) of FIG. 4C may be a state in which the fixed inlet 115 and the inlet 153 of the hood module 150 are open to suck in air, respectively, or the fixed inlet 115 ) may be closed and the intake port 153 of the hood module 150 is open so that the hood module 150 sucks in air. In one embodiment, the third state (B3) may be a state in which the arm 151 moves to a position adjacent to the cooking container 25 to intensively suck in air in a local area.

In one embodiment, the third state (B3) may be a driving state in which a relatively large amount of air is required to be sucked in while the user uses the cooking appliance, and the cooking container 25 is heated by the plurality of heating units 21. It may be in a heating state.

For example, the third state (B3) may be a state in which the arm 151 is moved to a position adjacent to the cooking vessel 25. Alternatively, for example, the third state (B3) is the cooking vessel (eg, the fourth cooking vessel 25d and the sixth cooking vessel (eg, the fourth cooking vessel 25d) and the heating unit 21 located at a relatively distant position from the fixed intake port 115 25f)) may be in a heated state.

In one embodiment, the hood module 150 in the third state (B3) is a cooking container (eg, a fourth cooking container) spaced apart from the fixed inlet 115 in a direction in which the user is located (eg, +Y direction). (25d) and the sixth cooking vessel (25f)) or a cooking vessel (eg, the first cooking vessel 25) spaced apart from the fixed intake port 115 in the direction of the countertop 15 (eg, +/-X direction). ), the third cooking vessel 25c, the fourth cooking vessel 25d, and the sixth cooking vessel 25f) may be in a cooking state for sucking in air, or, in the third state, the hood system 101 is It may be in a 'strong drive' state that is strongly driven.

In one embodiment, as shown in the second state (B2) of FIG. 4B and the third state (B3) of FIG. The first arm 171 and the main body 105 may be connected to rotate at a predetermined angle in each vertical direction. The first arm 171 rotates in various directions from the main body 105 and can form an appropriate driving state according to the driving environment and the user.

For example, the hood system 101 may suck in air at a position adjacent to the fixed inlet 115 or with a weak driving force in the first state B1, and in the second state B2, the fixed inlet ( 115) is opened to suck air with a strong driving force around the fixed intake port 115, the arm 151 can be arranged so as not to interfere with the user's cooking operation, and in the third state (B3), the hood module ( 150), it is possible to efficiently inhale air in a localized area.

In one embodiment, the second joint 182 connects the second end 171b of the first arm 171 and the third end 172a of the second arm 172 so that the second arm 172 is rotatable. can connect In another embodiment, the second joint 182 is the second arm 172 and the second arm 172 such that the second arm 172 is drawn into or withdrawn from the first arm 171 . ) can be connected, the entire length of the arm 151 can be extended or reduced through the second joint 182, and the position of the intake port 153 can be adjusted. In one embodiment, a plurality of intake ports 153 may be provided on the second arm 172, and the plurality of intake ports 153 may be provided from the third end portion 172a to the fourth end portion 172b of the second arm 172. ) may be spaced apart from each other in the direction.

5 is a perspective view of the hood system 101 according to one embodiment.

Referring to FIG. 5 , a hood system 101 according to an exemplary embodiment may include a third arm 173 and a plurality of

intake ports

153a, 153b, and 153c.

In the description of the hood system 101 of FIG. 5 , contents overlapping with those of the hood system 101 described above in FIGS. 1 to 4C will be omitted, and contents having a different structure will be mainly described.

FIG. 5 shows a cooking vessel (eg, the cooking vessel 25 of FIG. 3B ) in an inward direction (eg, +Y direction) based on a direction from the body 105 toward the heating unit 21 . A third cooking vessel 25c disposed in the lateral direction (eg, +X direction) and a fourth cooking vessel disposed in a lateral direction (eg, -X direction) opposite to the outer direction (eg, -Y direction) ( 25d) will be described as an example, and the actual implementation is not limited thereto, and the cooking vessel 25 may be disposed in various positions corresponding to the structure of the heating unit 21 .

In one embodiment, the arm 151 includes a fifth end 173a connected to the fourth end 172b of the second arm 172 and a sixth end 173b opposite the fifth end 173a. It may include a third arm 173 and a third joint 183 connecting the fourth end 172b and the fifth end 173a such that the third arm 173 rotates in a predetermined angular range. In one embodiment, the arm 151 includes a plurality of

arms

171, 172, and 173, and each of the plurality of

arms

171, 172, and 173 is rotatable through a plurality of

joints

181, 182, and 183. It can be connected to the 'multi-joint arm' with improved freedom of movement.

In one embodiment, the arm 151 includes a plurality of

intake ports

153a, 153b, and 153c provided in at least one of the plurality of

arms

171, 172, and 173, and the plurality of

intake ports

153a, 153b, and 153c At least of the first inlet port 153a provided in the first arm 171, the second inlet port 153b provided in the second arm 172, and the third inlet port 153c provided in the third arm 173 may contain some

In one embodiment, the plurality of

intake ports

153a, 153b, and 153c extend from the main body 105 in the direction of the heating unit 21, and may be moved and fixed while bending or folding at least some areas. For example, the sensor module 160 may detect various factors such as the location of the cooking vessel 25, the type of the cooking vessel 25, and the height of the cooking vessel 25, and the processor 120 considers them. Accordingly, the arm 151 may be moved so that the intake port 153 is positioned at an optimal position for the arm 151 to inhale smoke or dust generated from the cooking container 25 .

For example, the arms 151 are arranged in parallel in one direction (eg, -Y direction), so that the plurality of

intake ports

153a, 153b, and 153c are arranged in one direction (eg, -Y direction) and in the same direction. It may be arranged adjacent to each of the plurality of cooking vessels 25 arranged. Alternatively, the arm 151 is disposed so that at least a portion of the area is bent at a predetermined angle, so that the plurality of intake ports 153 suck air from the cooking container 25 having a relatively high height, or in an upward direction (eg + Z direction) can be effectively sucked in.

6 is a flowchart of a hood system control method ( S100 ) according to an embodiment.

Referring to FIG. 6 , the method of controlling the hood system according to an embodiment (S100) includes a cooking detection operation (S110), a fan 113 driving operation (S120), a cooking position recognition operation (S130), and an arm 151 moving ( S135) and at least a part of the air intake operation (S140).

In one embodiment, the hood system control method (S100) may be the hood system control method (S100) described above with reference to FIGS. ) can be applied to the control of In addition, at least some of the plurality of operations of the hood system control method ( S100 ) are performed by a processor (eg, the processor 120 of FIG. 2 ), a sensor module (eg, the sensor module 160 of FIG. 2 ) of the hood system 101 . ), or by a user, and at least some operations may be omitted or may be implemented by being modified within a range easily modifiable by those skilled in the art.

In one embodiment, the cooking detection operation ( S110 ) may detect the start of cooking. The sensor module 160 may detect various changes such as information about the start of cooking, for example, a temperature change of the heating unit 21, a temperature change of the cooking container 25, and a user's motion, and transmit the information to the processor 120. there is. Alternatively, the processor 120 receives driving information of the cooking appliance from an external device (eg, the external device 70 of FIG. 2 ) through a communication interface (eg, the communication interface 140 of FIG. 2 ) to start cooking. Recognizable. In one embodiment, the fan driving operation ( S120 ) may start intake of air through the exhaust duct 111 by driving the fan 113 .

In one embodiment, in the cooking position recognition operation ( S130 ), the sensor module 160 may recognize the position of the cooking vessel 25 requiring air intake. For example, in a cooking appliance including a plurality of heating units 21, the sensor module 160 includes the location where the cooking vessel 25 is disposed, the size of the cooking vessel 25, and the type of the cooking vessel 25. One or more of a plurality of factors such as may be detected. In one embodiment, the arm movement operation S135 may move the arm 151 to a position adjacent to the cooking container 25 based on the detection result of the sensor module 160 .

In one embodiment, the air suction operation ( S140 ) may suck in air adjacent to the cooking container 25 through the intake port 153 communicated with the exhaust duct 111 and provided on one surface of the arm 151 . In one embodiment, the air intake operation (S140) is substantially interlocked with the fan driving operation (S120) and the arm moving operation (S135) air intake of the intake port 153 of the arm 151 is started and can be performed Alternatively, air intake of the intake port 153 of the arm 151 may be initiated by moving the door 157 of the arm 151 to open the intake port 153 .

In one embodiment, the hood system control method ( S100 ) recognizes the cooking position and moves the arm 151 to position the intake vent 153 adjacent to the cooking vessel 25, and to an area where air intake is required. By locally sucking air, driving efficiency of the fan 113 may be increased, and air intake performance of the hood system 101 may be improved.

In an embodiment, the hood system control method ( S100 ) includes an additional control operation ( S150 ) of controlling driving of the hood system 101 based on a change in the driving environment of the hood system 101 after the air intake operation ( S140 ). ) can be performed.

7 is a flowchart of a hood system control method S100 according to an exemplary embodiment.

Referring to FIG. 7 , the hood system control method ( S100 ) may further include at least some of an environment change detection operation ( S160 ), an arm position change operation ( S170 ), and a fan driving control operation ( S180 ).

In an embodiment, the environment change detection operation S160 may detect a change in the cooking environment in which the hood system 101 is driven when air intake of the hood system 101 starts after the air intake operation S140. For example, the amount of smoke and dust generated may change as the cooking step proceeds after air intake starts, or the cooking vessel 25 is added, or air intake among the plurality of cooking vessels 25 is required as the main requirement. There may be a cooking vessel 25 . In the environment change detection operation S160, at least one of a plurality of factors such as the user, the cooking vessel 25, and the surrounding environment may be detected.

In an embodiment, the additional control operation ( S150 ) performs an operation of changing the position of the arm ( S170 ) and/or an operation of controlling the driving force of the fan ( S180 ) based on the detection result of the environment change detection operation ( S160 ). can do. If it is necessary to change the position of the inlet 153, the position change operation of the arm (S170) is the operation of moving the arm 151 in the direction of the cooking vessel 25 (S171) or the arm 151 to the cooking vessel 25 One or more of the operations (S175) of moving in the opposite direction from may be selectively performed. If it is necessary to change the air intake amount of the hood system 101, the fan driving control operation (S180) is one of increasing the driving force of the fan 113 (S181) or decreasing the driving force of the fan 113 (S185). The above can be done selectively.

In one embodiment, the environment change detection operation S160 detects at least one of the user's position and motion of the hood system 101, the temperature of the cooking container 25, the state of the cooking container 25, and the air condition of the cooking environment. can detect Hereinafter, the additional control operation (S150) of this document is an operation of changing the position of the arm 151 (S170) and the driving force of the fan 113 based on a plurality of elements recognized in the environmental change detection operation (S160). The operation of changing the location of the hood module 150 and driving of the fan 113 in the operation of controlling the hood module 150 will be described.

In one embodiment, the environment change detection operation ( S160 ) includes at least one of an operation of detecting a user's position of the hood system 101 ( S161 ) or an operation of detecting a user's operation of the hood system 101 ( S162 ). can include

In one embodiment, the additional control operation (S150) includes an operation (S171) of moving the arm 151 adjacent to the cooking container 25 when it is detected that the user moves away from the cooking appliance in the environment change detection operation (S160). can be done Alternatively, the additional control operation (S150) is an operation of moving the arm 151 in the opposite direction to move away from the cooking container 25 when it is detected that the user is approaching the cooking appliance in the environment change detection operation (S160) (S175) can do

In one embodiment, when the user is positioned adjacent to the cooking vessel 25 , the hood system 101 may recognize that the user is performing a cooking operation on the cooking vessel 25 . If the arm 151 is located close to the cooking container 25, it may interfere with a user's cooking operation of putting ingredients into the cooking container 25 or touching the ingredients. The additional control operation (S150) of an embodiment moves the arm 151 away from the cooking vessel 25 when the user is close to the cooking vessel 25 so that the user can perform the cooking operation in a comfortable environment and the user is far away. By moving the ground arm 151 adjacent to the cooking vessel 25, air can be more efficiently sucked in.

In an embodiment, the additional control operation ( S150 ) may perform an operation ( S181 ) of increasing the driving force of the fan 113 when it is detected that the user moves away from the cooking appliance in the environment change detection operation ( S160 ). Alternatively, in the additional control operation ( S150 ), when it is detected that the user is approaching the cooking appliance in the environment change detection operation ( S160 ), an operation of reducing the driving force of the fan 113 ( S185 ) may be performed.

In one embodiment, when the user is positioned adjacent to the cooking vessel 25 , the hood system 101 may recognize that the user is performing a cooking operation on the cooking vessel 25 . If the arm 151 is located close to the cooking vessel 25, driving noise or strong air flow of the fan 113 may interfere with the user's cooking operation, and may cause discomfort or discomfort to the user. . The additional control operation (S150) of an embodiment reduces the driving force of the fan 113 when the user approaches the cooking container 25 so that the user can perform the cooking operation in a comfortable environment, and when the user moves away from the fan 113. By increasing the driving force of the air intake can be more efficient.

In one embodiment, the environmental change detection operation ( S160 ) may include at least one of a cooking container temperature detection operation ( S163 ) or a cooking state detection operation ( S164 ).

In one embodiment, the additional control operation (S150) is an operation of moving the arm 151 adjacent to the cooking vessel 25 when it is detected that the cooking vessel 25 is boiling in the environment change detection operation (S160) (S171) can be performed. Alternatively, the additional control operation (S150) is an operation of moving the arm 151 in the opposite direction away from the cooking vessel 25 when the environment change detection operation (S160) detects that the cooking vessel 25 is before boiling (S175 ) can be performed

In one embodiment, when the cooking container 25 boils, the hood system 101 can intensively suck smoke or dust generated from the cooking container 25 to efficiently suck the smoke or dust. The additional control operation (S150) of an embodiment moves the arm 151 away from the cooking container 25 before the cooking container 25 boils so that the arm 151 does not interfere with the user's cooking operation and provides a comfortable environment. The cooking operation can be performed in Alternatively, in the additional control operation ( S150 ), when the cooking vessel 25 starts to boil, the arm 151 may be moved adjacent to the cooking vessel 25 to more efficiently intake air.

In one embodiment, the additional control operation (S150) may perform an operation (S181) of increasing the driving force of the fan 113 when it is detected that the contents of the cooking container 25 are boiling in the environmental change detection operation (S160). there is. Alternatively, in the additional control operation ( S150 ), when the environment change detection operation ( S160 ) detects that the cooking vessel 25 is before boiling, an operation of reducing the driving force of the fan 113 ( S185 ) may be performed.

In one embodiment, when the cooking vessel 25 starts to boil, the hood system 101 may increase the air intake amount by increasing the driving force of the fan 113 . In the additional control operation (S150) of an embodiment, the driving force of the fan 113 is reduced before the cooking vessel 25 boils, so that the user can perform the cooking operation in a comfortable environment, and when the cooking vessel 25 starts boiling, the fan By increasing the driving force of (113), air can be taken in more efficiently.

In one embodiment, the environmental change detection operation ( S160 ) may include an ambient air condition detection operation ( S165 ) of the hood system 101 , or the environment change detection operation ( S160 ) may include air volume of the hood system 101 . and/or an air volume detection operation around the hood system 101 ( S166 ).

In an embodiment, the additional control operation ( S150 ) is performed when it is detected that the air quality around the hood system 101 is degraded or the ventilation around the hood system 101 is insufficient in the environment change detection operation ( S160 ), the arm 151 ) may perform an operation (S171) of moving adjacent to the cooking container 25. Alternatively, the additional control operation (S150) may cause the arm 151 to move away from the cooking container 25 if the air quality is good or the ventilation around the hood system 101 is sufficiently well in the environment change detection operation (S160). An operation (S175) of moving in the opposite direction may be performed.

In the additional control operation (S150) of an embodiment, the air intake performance of the hood system 101 is increased by moving the arm 151 closer to the cooking vessel 25 when air intake is intensively required, and when the surrounding air quality is improved. By moving the arm 151 so as not to interfere with the user's cooking operation, the user can perform the cooking operation in a comfortable environment.

In an embodiment, in the additional control operation (S150), when it is detected in the environment change detection operation (S160) that the hood system 101 requires more ambient ventilation, an operation (S181) of increasing the driving force of the fan 113 is performed. can do. Alternatively, in the additional control operation ( S150 ), if ventilation of the hood system 101 is sufficient in the environmental change detection operation ( S160 ), an operation of reducing the driving force of the fan 113 ( S185 ) may be performed.

In one embodiment, hood system 101 may increase or decrease air intake based on ambient air quality. In the additional control operation (S150) of an embodiment, when the ambient air quality is within a preset value, the driving force of the fan 113 is reduced so that the user can perform the cooking operation in a comfortable environment and the ambient air quality is improved. If it deteriorates beyond a set value, the driving force of the fan 113 can be increased to more efficiently suck in air.

In one embodiment, the environmental change detection operation ( S160 ) may include an operation ( S167 ) of receiving driving states of the

IoT devices

71 , 72 , and 73 through the network 50 , and the position of the arm 151 . In the operation of controlling ( S170 ), the position of the arm 151 may be controlled based on driving states of the

IoT devices

71 , 72 , and 73 .

In one embodiment, the additional control operation (S150) acquires information from various IoT devices (71, 72, 73) in the environment change detection operation (S160), and based on this, the arm 151 is attached to the cooking vessel (25). An operation of moving adjacently ( S171 ) or an operation of moving the arm 151 in the opposite direction to move away from the cooking container 25 ( S175 ) may be performed. Alternatively, the additional control operation (S150) includes an operation (S181) of obtaining information from various IoT devices (71, 72, and 73) in the environment change detection operation (S160) and increasing the driving force of the fan 113 based on the information. or an operation (S185) of reducing the driving force of the fan 113 may be performed.

For example, the first IoT device 71, which is one of the external devices 70, may be a cooking appliance, and the hood system control method ( S100 ) receives the driving state of the first IoT device 71 and based thereon. Thus, the position of the arm 151 and the driving force of the fan 113 can be controlled.

For example, the second IoT device 72, which is one of the external devices 70, may be an air conditioner or a robot cleaner capable of detecting indoor or outdoor air quality, and the hood system control method (S100) may be The position of the arm 151 and the driving force of the fan 113 may be controlled based on the state of the surrounding air from the second IoT device 72 .

For example, the third IoT device 73, which is one of the external devices 70, may be a personal communication device such as a smartphone, tablet, laptop, or desktop, and the hood system control method (S100) is driven from the communication device. It is possible to receive a command for and control the position of the arm 151 and the driving force of the fan 113 based on this.

8 is a flowchart of a hood system control method ( S100 ) according to an embodiment.

Referring to FIG. 8 , the hood system control method ( S100 ) may include a machine learning operation ( S190 ).

In one embodiment, the additional control operation (S150) can control the hood system 101 to be driven in various ways in response to environmental changes, and the machine learning operation (S190) works with the server 60 to create a learning model. can be renewed

In an embodiment, the machine learning operation ( S190 ) may obtain additional data ( S191 ) about the driving environment of the hood system 101 through the detection result obtained by the hood system 101 . For example, the additional data may be data values for the ventilation performance of the hood system 101, and the control operation of the arm 151 of the hood system 101 based on the environmental change sensing operation (S160) (S170) and/or Alternatively, it may be a result of the control operation (S180) of the fan 113.

In an embodiment, the machine learning operation ( S190 ) may perform an operation of comparing additional data with pre-stored data ( S193 ) and an operation of detecting a data area changed as a result of the comparison ( S195 ). In the machine learning operation (S190), if there is no difference between the additional data and the pre-stored data, the machine learning operation (S190) is terminated, and if there is a difference between the additional data and the pre-stored data, it is detected and the changed data is transferred to the server 60. It can be transmitted (S196).

In one embodiment, the server 60 may have already formed a local model or a global model through a construction operation (S201) before the operation of receiving the changed information (S196). The server 60 may perform an operation of acquiring information received from the hood system 101 (S203), and may perform a modeling operation (S205) based on this operation.

In one embodiment, the server 60 may perform machine learning by updating the built-up model through modeling results. The server 60 may perform a feedback operation (S198) of providing modeling results to the hood system 101 again, and the hood system 101 receives new data feedback from the server 60, and the previously stored data. can be updated (S197).

In one embodiment, the hood system control method ( S100 ) is connected to the server 60 through the network 50 and obtains information on various conditions, operating states, and surrounding environments of the hood system 101 in real time, It can be shared with the server 60. In the hood system control method ( S100 ), efficient control equipment may continuously change over time, and a more effective driving method may be required by various variables. In the hood system control method (S100) according to an embodiment of the present document, the model of the server 60 may be continuously updated according to changed situation information, and the most effective driving control method may be acquired by combining various variables of the driving environment. and can be continually updated.

In one embodiment, the hood system is an arm including a main body including an exhaust duct, a fan configured to generate an air flow in the exhaust duct, and an intake port, wherein air is sucked into the intake port and exhausted through the arm. An arm configured to flow into the duct, a drive unit driven to move the arm, a sensor module configured to detect an environmental state of the hood system, and sensing by controlling driving of the drive unit to move the arm based on the sensed environmental state It may include a processor for arranging the intake vents based on the determined environmental conditions.

In one embodiment, the main body may include a fixed inlet provided on one surface of the main body, and the exhaust duct may include a first duct communicating with the inlet of the arm and a second duct communicating with the fixed inlet.

In one embodiment, the main body communicates with an exhaust port that discharges air passing through the exhaust duct to the outside of the hood system, an exhaust port, and a fan housing in which a fan is disposed and the inside of the exhaust duct is connected to a first duct and a second duct. A partitioning wall may be included.

In one embodiment, a door for selectively opening and closing the inlet of the arm may be further included in a state in which the fixed inlet is open.

In one embodiment, the arm includes a first arm including a first end connected to the body and a second end opposite the first end, a third end connected to the second end of the first arm, and a third end. A second arm including an opposed fourth end, a first joint connecting the main body and the first end so that the first arm rotates in a preset angular range, and a second end so that the second arm rotates in a preset angular range and a second joint connecting the third end.

In one embodiment, the inlet may include a first inlet provided in the first arm and a second inlet provided in the second arm.

In one embodiment, the inlet is provided on one side of the arm extending from the third end to the fourth end, and may extend in a direction from the third end to the fourth end and extend in length.

In one embodiment, the arm includes a third arm including a fifth end connected to the fourth end of the second arm and a sixth end opposite to the fifth end, and rotating the third arm in a predetermined angular range. A third joint connecting the fourth and fifth ends may be included.

In one embodiment, the main body may include a support groove for accommodating and supporting the arm in a state in which the arm is in close contact with the main body.

In one embodiment, the processor may take in air through the suction port by opening the intake port through a clearance area between the support groove and the arm in a state in which the arm is in close contact with the main body and the intake port is positioned inside the support groove.

In one embodiment, the hood system is a cookware, and the environmental conditions include: a user's position on the cookware, a user's motion, an action performed by the user, an ambient temperature of the hood system, a temperature of a heater of the cookware, a temperature of a heater of the cookware, It may include at least one of the temperature of the cooking vessel of the cooktop, the position of the cooking vessel, air quality around the hood system, and air volume around the hood system.

In one embodiment, a control method of a hood system including a main body including an exhaust duct, a movable arm including an air inlet, and a sensor module for detecting an environmental state of the hood system, wherein the sensor module controls the position of the cooking vessel. Operation of recognizing, moving the arm based on the detected position of the cooking vessel to arrange the intake port based on the detected position of the cooking vessel, air sucked into the intake port through the arm to flow into the exhaust duct, An operation of drawing air into the intake port, an operation of the sensor module detecting a change in the environmental state of the hood system, and movement of the arm based on the detected change in the environmental state to position the intake port based on the detected change in the environmental state of the hood system. action may be included.

In one embodiment, the hood system is a cooking appliance, and the environmental conditions detected by the sensor module include a user's position on the cooking appliance, a user's movement, an action performed by the user, an ambient temperature of the hood system, and a heater of the cooking appliance. It may include at least one of the temperature of the cooking appliance, the temperature of the cooking vessel of the cooktop, the location of the cooking vessel, the air quality around the hood system, and the air volume around the hood system.

In one embodiment, the hood system is a cookware, the sensed change in the environmental state is movement of the cookware away from the user's cookware, and the action of moving the arm based on the sensed change in the environmental state is the movement of the cookware. It may be the action of moving the arm towards the cookware on the cooktop.

In one embodiment, the hood system is a cookware, the sensed change in the environmental state is movement of the cookware toward the user's cookware, and the action of moving the arm based on the sensed change in the environmental state is the movement of the cookware. It could be the action of moving the arm away from the cookware on the cooktop.

In one embodiment, the hood system is a cookware, the sensed change in environmental state is boiling of the contents of a cooking vessel on the cooktop of the cookware, and the act of moving the arm based on the sensed change in the environmental state includes cooking It may be the action of moving the arm towards a cookware on the cooktop of the appliance.

In one embodiment, the hood system is a cookware, the sensed change in environmental condition is a deterioration in air quality around the hood system, and the action of moving the arm based on the sensed change in environmental condition is a change in the cooktop of the cookware. It may be an action of moving the arm toward the cooking vessel.

In one embodiment, the hood system is a cooking appliance, the hood system includes a fan configured to generate an air flow in an exhaust duct, and the method for controlling the hood system includes a driving force of the fan based on a detected change in an environmental state. An operation for controlling may be further included.

In one embodiment, the control method of the hood system includes obtaining additional data on the environmental state of the hood system through a detection result, comparing the additional data with pre-stored data and detecting a changed item, and pre-stored data. It may further include an operation of updating, an operation of transmitting changed information to a server, and an operation of receiving new data from the server and updating pre-stored data.

In one embodiment, a control method of a hood system includes an operation of receiving information indicating a driving state of an Internet-of-Things (IoT) device through a network and information indicating a driving state of the received Internet-of-Things device. Based on the above, an operation of moving the arm may be further included.

As described above, although the embodiments have been described with limited drawings, those skilled in the art can apply various technical modifications and variations based on the above. For example, the described techniques may be performed in an order different from the method described, and/or components of the described system, structure, device, circuit, etc. may be combined or combined in a different form than the method described, or other components may be used. Or even if it is replaced or substituted by equivalents, appropriate results can be achieved. Therefore, other implementations, other embodiments, and equivalents of the claims are within the scope of the following claims.

Claims

In the hood system,

A body including an exhaust duct;

a fan configured to generate air flow in the exhaust duct;

an arm including an intake port, configured such that air is sucked into the intake port and flows through the arm to the exhaust duct;

a driving unit driven to move the arm;

a sensor module sensing an environmental state of the hood system; and

and a processor configured to control driving of the driving unit to move the arm based on the detected environmental state and to arrange the intake vent based on the detected environmental state.
According to claim 1,

The main body includes a fixed intake port provided on one surface of the main body,

wherein the exhaust duct includes a first duct communicating with the intake port of the arm and a second duct communicating with the fixed intake port.
According to claim 1 or 2,

the body,

an exhaust port discharging the air passing through the exhaust duct to the outside of the hood system;

a fan housing communicating with the exhaust port and having the fan disposed therein; and

and a wall partitioning the inside of the exhaust duct into the first duct and the second duct.
According to any one of claims 1 to 3,

The cancer is

a first arm including a first end connected to the body and a second end opposite to the first end;

a second arm including a third end connected to the second end of the first arm and a fourth end opposite to the third end;

A first joint connecting the main body and the first end so that the first arm rotates in a predetermined angular range, and

and a second joint connecting the second end and the third end such that the second arm rotates in a predetermined angular range.
According to any one of claims 1 to 4,

The inlet is

A hood system comprising a first intake vent provided in the first arm and a second intake vent provided in the second arm.
According to any one of claims 1 to 5,

The cancer is

a third arm including a fifth end connected to the fourth end of the second arm and a sixth end opposite to the fifth end; and

and a third joint connecting the fourth end and the fifth end such that the third arm rotates in a predetermined angular range.
According to any one of claims 1 to 6,

The main body includes a support groove for receiving and supporting the arm in a state in which the arm is in close contact with the main body,

The processor, in a state in which the arm is in close contact with the main body and the inlet is located inside the support groove, opens the inlet through a clearance area between the support groove and the arm to suck air into the inlet, hood system.
According to any one of claims 1 to 7,

The hood system is a cooking appliance, and the environmental condition is,

the location of the user of the cooking utensil;

movement of the user,

Actions performed by the user;

ambient temperature of the hood system;

The temperature of the heater of the cooking appliance,

The temperature of the cooking vessel of the cooktop of the cookware,

the location of the cooking vessel;

air quality around the hood system and

A hood system comprising at least one of an air volume around the hood system.
A method for controlling a hood system including a main body including an exhaust duct, a movable arm including an air intake, and a sensor module detecting an environmental state of the hood system, the method comprising:

recognizing, by the sensor module, the position of the cooking container;

moving the arm based on the detected position of the cooking vessel to dispose the intake port based on the detected position of the cooking vessel;

sucking air into the intake port so that the air sucked into the intake port passes through the arm and flows into the exhaust duct;

sensing, by the sensor module, a change in the environmental state of the hood system; and

and moving the arm based on the detected change in the environmental state to dispose the intake vent based on the detected change in the environmental state of the hood system.
According to claim 9,

The hood system is a cooking appliance, and the environmental state detected by the sensor module is

the location of the user of the cooking utensil;

movement of the user,

Actions performed by the user;

ambient temperature of the hood system;

The temperature of the heater of the cooking appliance,

The temperature of the cooking vessel of the cooktop of the cookware,

the location of the cooking vessel;

air quality around the hood system and

A method of controlling a hood system, comprising at least one of an air volume around the hood system.
The method of claim 9 or 10,

The hood system is a cooking appliance,

The sensed change in the environmental state is a movement of a user of the cookware towards the cookware,

The operation of moving the arm based on the detected change in the environmental state is an operation of moving the arm away from a cooking container on a cooktop of the cooking appliance.
According to any one of claims 9 to 11,

The hood system is a cooking appliance,

The detected change in the environmental state is that the contents of the cookware on the cooktop of the cookware boil,

The operation of moving the arm based on the detected change in the environmental state is an operation of moving the arm toward a cooking container on a cooktop of the cooking appliance.
According to any one of claims 9 to 12,

The hood system is a cooking appliance,

the sensed change in environmental state is a deterioration of air quality around the hood system;

The operation of moving the arm based on the detected change in the environmental state is an operation of moving the arm toward a cooking container on a cooktop of the cooking appliance.
According to any one of claims 9 to 13,

The hood system is a cooking appliance,

the hood system includes a fan configured to generate air flow in the exhaust duct;

The control method of the hood system,

and controlling a driving force of the fan based on the detected change in the environmental state.
According to any one of claims 9 to 14,

obtaining additional data on the environmental state of the hood system through a detection result;

comparing the additional data with pre-stored data to detect a changed item; and

Updating the previously stored data;

transmitting the changed information to a server; and

The control method of the hood system further comprises receiving new data from the server and updating the previously stored data.