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KR20020089947A - Food sensor of refrigerator - Google Patents

Food sensor of refrigerator Download PDF

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Publication number
KR20020089947A
KR20020089947A KR1020010029055A KR20010029055A KR20020089947A KR 20020089947 A KR20020089947 A KR 20020089947A KR 1020010029055 A KR1020010029055 A KR 1020010029055A KR 20010029055 A KR20010029055 A KR 20010029055A KR 20020089947 A KR20020089947 A KR 20020089947A
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KR
South Korea
Prior art keywords
food
refrigerator
stored
storage
detecting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
KR1020010029055A
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Korean (ko)
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KR100409005B1 (en
Inventor
노영훈
김정호
김광춘
조진철
Original Assignee
엘지전자 주식회사
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Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR10-2001-0029055A priority Critical patent/KR100409005B1/en
Priority to US10/134,695 priority patent/US7340414B2/en
Priority to CN02118836XA priority patent/CN100406824C/en
Priority to JP2002128667A priority patent/JP2003050077A/en
Priority to GB0210795A priority patent/GB2379049B/en
Publication of KR20020089947A publication Critical patent/KR20020089947A/en
Application granted granted Critical
Publication of KR100409005B1 publication Critical patent/KR100409005B1/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00—General constructional features
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/07—Remote controls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2323/00—General constructional features not provided for in other groups of this subclass
    • F25D2323/02—Details of doors or covers not otherwise covered
    • F25D2323/023—Door in door constructions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2331/00—Details or arrangements of other cooling or freezing apparatus not provided for in other groups of this subclass
    • F25D2331/80—Type of cooled receptacles
    • F25D2331/807—Eggs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/06—Sensors detecting the presence of a product

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)

Abstract

PURPOSE: A food sensor of refrigerator is provided to allow a user to easily grasp food in stock and to efficiently store food. CONSTITUTION: A food sensor comprises a display part(1) installed on a front side of a refrigerator to display images according to image control signal transmitted from the outside; a storage part formed in the refrigerator to store food; a storage part detecting sensor(3) installed in the storage part to detect existence, number and amount of food stored in the storage compartment; and a main control part(4) outputting result detected by the storage part detecting sensor to the display to visually output and notification message for a user when the number or the amount of stored food decreases under fixed value.

Description

냉장고의 식품감지장치{Food Sensor of Refrigerator}Food Sensor of Refrigerator

본 발명은 냉장고의 식품감지장치에 관한 것으로서, 특히 냉장고 내에 트레이 또는 홈바에 보관되는 특정 식품들의 보관개시일, 보관 개수 등을 센서를 통해 감지하고 그 보관상태를 디스플레이 하여 사용자에게 직접 보여줌으로써 효율적으로 냉장고 내의 식품을 관리할 수 있는 냉장고의 식품감지장치에 관한 것이다.The present invention relates to a food sensing device of a refrigerator, and in particular, by detecting the start date and storage number of certain foods stored in a tray or a home bar in a refrigerator through a sensor and displaying the storage state of the refrigerator to efficiently display the refrigerator efficiently. The present invention relates to a food sensing device of a refrigerator capable of managing foods in the refrigerator.

냉장고는 저온으로 식품을 보관함으로써 식품의 부패를 방지하기 위한 수단이나, 저온에서 세균의 번식활동이 완전히 정지하지는 않으므로 식품을 냉장고에 보관하면 그렇지 않은 경우에 비해 보존 기간이 길어지는 것이며 부패를 완전히 억제할 수는 없다.Refrigerator is a means to prevent food decay by storing food at low temperature, but because the breeding activity of bacteria does not stop completely at low temperature, when the food is stored in the refrigerator, the preservation period is longer than that otherwise. You can't.

그러나, 종래의 냉장고에 식품 보관시 보관하는 시기가 식품별로 다르고, 내부의 특정위치에 보관된 식품들의 잔여 개수 및 양을 파악하기 위해서는 사용자가 직접 도어를 열고 확인을 해야함으로써 사용자의 불편함이 증대하는 문제점이 있다.However, when storing food in a conventional refrigerator, the storage time varies according to foods, and in order to grasp the remaining number and quantity of foods stored in a specific location inside, the user needs to open the door and check the user's inconvenience. There is a problem.

본 발명은 상기한 종래 기술의 문제점을 해결하기 위하여 안출된 것으로서, 그 목적은 냉장고 내의 일정 트레이 또는 홈바와 같은 특정 위치에 보관되는 식품들의 보관 개시일, 보관개수 등을 보관함에 설치된 센서를 통해 감지하여 냉장고 전면에 설치되어 있는 디스플레이부를 통해 직접 보여줌으로써 사용자들의 냉장고 내의 식품 잔고 상황을 쉽게 파악하고 효율적인 식품 보관이 가능한 냉장고의 식품감지장치를 제공하는데 있다.The present invention has been made to solve the above-described problems of the prior art, the object is to detect the start date of storage of foods stored in a specific location, such as a certain tray or a home bar in the refrigerator, the number of storage by the sensor installed in the storage box By directly showing through the display unit installed in the front of the refrigerator to provide a food detection device of the refrigerator that can easily grasp the food balance of the user in the refrigerator and efficiently store food.

도 1은 본 발명에 의한 냉장고의 식품감지장치를 도시한 블록도,1 is a block diagram showing a food sensing device of a refrigerator according to the present invention;

도 2a는 냉장고의 내부구조를 도시한 정면도이고, 도 2b는 본 발명에 의한 수납부를 도시한 사시도이며, 도 2c는 본 발명에 의한 냉장고의 식품감지장치의 제 1 실시예를 도시한 블록도,Figure 2a is a front view showing the internal structure of the refrigerator, Figure 2b is a perspective view showing a housing according to the present invention, Figure 2c is a block diagram showing a first embodiment of a food sensing device of the refrigerator according to the present invention,

도 3a는 냉장고의 외부구조을 도시한 사시도이고, 도 3b는 본 발명에 의한 수납부를 도시한 사시도이며, 도 3c는 본 발명에 의한 냉장고의 식품감지장치의 제 2 실시예를 도시한 블록도Figure 3a is a perspective view showing the external structure of the refrigerator, Figure 3b is a perspective view showing a housing according to the present invention, Figure 3c is a block diagram showing a second embodiment of a food sensing device of the refrigerator according to the present invention.

<도면의 주요 부분에 관한 부호의 설명><Explanation of symbols on main parts of the drawings>

1 : 디스플레이부 2 : 수납부1 display unit 2 storage unit

3 : 수납부 감지센서4 : 주제어부3: accommodating sensor 4: main controller

상기한 과제를 해결하기 위한 본 발명에 의한 냉장고의 식품감지장치의 특징에 따르면, 냉장고의 전면에 설치되어 외부에서 전송되는 영상제어신호에 따른 영상을 화면 출력시키는 디스플레이부와, 냉장고 내에 식품의 저장이 가능하도록 형성된 수납부과, 상기 수납부에 설치되어 상기 수납부에 저장되는 식품의 존재 유무 또는 그 개수, 양을 감지하는 수납부 감지센서와, 상기 수납부 감지센서를 통해 입력된 감지결과를 상기 디스레이부에 화면 출력되도록 하는 동시에 보관 식품의 개수 또는 양이 일정이하로 떨어질 경우 사용자가 인지할 수 있도록 알림메시지를 출력하는 제어기능을 수행하는 주제어부로 구성된다.According to a feature of the food sensing device of the refrigerator according to the present invention for solving the above problems, the display unit for outputting the image according to the image control signal transmitted from the outside installed on the front of the refrigerator, the storage of food in the refrigerator The accommodating unit is formed to enable the storage unit, an accommodating unit sensor configured to detect the presence or absence of the food stored in the accommodating unit, the number and quantity of the food being stored in the accommodating unit, and the detection result input through the accommodating unit sensor The main control unit is configured to perform a control function of outputting a notification message so that a user can recognize when the number or quantity of stored food drops below a certain level while outputting the screen to the display unit.

이하, 본 발명의 바람직한 실시예를 첨부된 도면을 참조하여 상세히 설명한다.Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

도 1은 본 발명에 의한 냉장고의 식품감지장치를 도시한 것으로, 냉장고의 전면에 설치되어 외부에서 전송되는 영상제어신호에 따른 영상을 화면 출력시키는 디스플레이부(1)와, 냉장고 내에 식품의 저장이 가능하도록 형성된 수납부(2)와, 상기 수납부(2)에 설치되어 상기 수납부(2)에 저장되는 식품의 존재 유무 또는 그 개수, 양을 감지하는 수납부 감지센서(3)와, 상기 수납부 감지센서(3)를 통해 입력된 감지결과를 상기 디스레이부(1)에 화면 출력되도록 하는 동시에 보관 식품의 개수 또는 양이 일정이하로 떨어질 경우 사용자가 인지할 수 있도록 알림메시지를 출력하는 제어기능을 수행하는 주제어부(4)로 구성된다.1 is a view illustrating a food sensing device of a refrigerator according to the present invention, the display unit 1 being installed on the front of the refrigerator to output an image according to an image control signal transmitted from the outside, and storing food in the refrigerator. An accommodation part 2 formed to be capable of being installed, an accommodation part detection sensor 3 installed in the accommodation part 2 to detect the presence or absence of the food stored in the accommodation part 2, the number and quantity thereof, and the It outputs the detection result input through the storage unit sensor 3 to the display unit 1 and outputs a notification message so that the user can recognize when the number or amount of food stored below the predetermined level. It is composed of a main controller 4 for performing a control function.

상기 수납부(4)는 냉장고 내에 계란을 보관하기 위한 트레이 또는 냉장고 전면에 설치된 홈바와 같이 특정한 식품을 보관할 수 있도록 상기 냉장고의 일정 위치에 형성되고, 상기 수납부(4)에 보관하는 물품들을 각각 미리 설정된 위치에 보관할 수 있도록 보관 물품의 형태에 따라 홀이 형성된 받침대를 포함한다.The storage unit 4 is formed at a predetermined position of the refrigerator so as to store a particular food, such as a tray for storing eggs in the refrigerator or a home bar installed at the front of the refrigerator, and stores items stored in the storage unit 4, respectively. And a pedestal formed with a hole according to the shape of the article to be stored in a predetermined position.

상기 수납부 감지센서(3)는 상기 수납부(2) 아래에 설치되어 상기 수납부(2)에 저장되는 식품의 존재유무 또는 그 개수, 양에 따라 가변되는 빛이나 변위, 압력 등을 감지함으로써 상기 수납부(2)에 저장되어 있는 식품의 잔고를 확인할 수 있다.The accommodating part detecting sensor 3 is installed under the accommodating part 2 to sense the presence or absence of food stored in the accommodating part 2 or the number, quantity, or the like of light, displacement or pressure. The balance of the food stored in the storage unit 2 can be checked.

도 2a 및 도 2b, 도 2c는 본 발명에 의한 냉장고의 식품감지장치의 일 실시예를 도시한 것으로, 도 2b는 냉장고의 수납부(A)를 확대 도시한 것이고, 도 2c는 블록도로 도시한 것이며, 냉장고(100) 전면 도어의 후면에 설치되어 있는 계란 보관용 트레이(A)에 센서(3a)를 부착하여 계란 유무를 감지하는 냉장고의 식품감지장치이다.2A, 2B, and 2C illustrate an embodiment of a food sensing device of a refrigerator according to the present invention, and FIG. 2B is an enlarged view of a storage unit A of the refrigerator, and FIG. 2C is a block diagram. It is a food detection device of the refrigerator for detecting the presence of eggs by attaching a sensor (3a) to the egg storage tray (A) installed on the rear of the front door of the refrigerator (100).

냉장고 내에 계란을 보관하는 계란 보관용 트레이(2a)와, 상기 계란 보관용 트레이(2a)의 바닥면에 설치되어 계란의 존재유무 및 개수를 감지하는 계란 유무감지 센서(3a)와, 상기 계란 유무감지 센서(3a)를 통해 감지된 신호로 상기 트레이(2a)에 보관되는 계란들의 보관 개시일, 보관개수 등을 감지하여 사용자가 인지할 수 있도록 상기 냉장고의 전면에 설치된 디스플레이부(1a)에 표시하는 주제어부(4a)를 포함하여 구성된다.An egg storage tray (2a) for storing eggs in the refrigerator, an egg presence sensor (3a) installed on the bottom surface of the egg storage tray (2a) to detect the presence and number of eggs, and the egg presence It detects the storage start date, the number of storage, etc. of the eggs stored in the tray (2a) by the signal detected by the detection sensor (3a) to display on the display unit (1a) installed on the front of the refrigerator so that the user can recognize It is comprised including the main control part 4a.

상기와 같이 구성된 본 발명의 동작을 설명하면, 상기 계란 유무감지센서(3a)가 상기 계란 트레이(2a)에 보관되어 있는 계란을 감지하여 그 감지결과를 상기 주제어부(4a)에 전송하면 상기 주제어부(4a)에서는 트레이(2a)에 보관되어 있는 계란의 개수를 사용자가 인지할 수 있도록 영상제어신호를 생성하여 그 제어신호를 통해 상기 냉장고(100) 전면에 부착되어 있는 디스플레이부(1a)에 표시한다.Referring to the operation of the present invention configured as described above, if the egg presence sensor 3a detects the eggs stored in the egg tray (2a) and transmits the detection result to the main control unit (4a) the main control word The unit 4a generates an image control signal so that a user can recognize the number of eggs stored in the tray 2a and through the control signal to the display unit 1a attached to the front of the refrigerator 100. Display.

따라서, 상기 냉장고 내에 일정 트레이(2a)에 보관되는 계란들의 보관 개시일, 보관 개수 등을 주제어부(4a)에서 감지하고, 사용자가 인지할 수 있도록 직접 디스플레이부(1a)에 표시함으로써 사용자들이 냉장고 내의 계란 보관상태등을 쉽게 파악할 수 있도록 하는 동시에 더 나아가 식품이 부족하지 않도록 효율적인 관리가 가능하다.Accordingly, the main controller 4a detects the start date, the number of storage, and the like of the eggs stored in the tray 2a in the refrigerator, and displays them on the display unit 1a so that the user can recognize them. Easily understand the egg storage conditions, and at the same time can be managed efficiently to avoid food shortage.

도 3a 및 도 3b, 도 3c는 본 발명에 의한 냉장고의 식품감지장치의 제 2 실시예로, 도 3b는 냉장고 홈바 내의 받침대를 도시한 것이고, 도 3c는 홈바의 식품감지장치를 도시한 블록도이다.3A, 3B, and 3C are second exemplary embodiments of a food sensing device of a refrigerator according to the present invention, and FIG. 3B is a block diagram illustrating a stand in a refrigerator home bar, and FIG. 3C is a block diagram showing a food sensing device of a home bar. to be.

냉장고(200)의 도어측에 맥주나 우유, 쥬스 등 시중에서 정량적으로 팔고 있는 여러 종류의 물품들을 보관하기 용이하도록 별도의 저장공간인 홈바(10)가 형성되어 있는 냉장고에 있어서, 상기 냉장고(200)의 홈바(10) 내에 각각의 특정 물품들을 보관할 수 있는 받침대(2b)를 설치하고 이 받침대(2b)의 홈 주변 또는 수납부의 바닥면에 감지센서(3b)를 부착함으로써 각 해당 홀에 보관되어 있는 물품의 존재여부를 감지할 수 있다.A refrigerator having a home bar (10), which is a separate storage space, is formed on the door side of the refrigerator (200) to easily store various kinds of commercially sold items such as beer, milk, and juice. In each of the holes by installing a pedestal (2b) for storing each specific item in the groove bar (10) of the) and attaching a sensor (3b) around the groove of the pedestal (2b) or the bottom surface of the housing It can detect the presence of the item.

상기 받침대(2b)는 상기 홈바(10)에 보관할 수 있는 물품에 따라 별도의 설정된 보관 위치를 설정함으로 각 수납부에 저장된 물품의 존재여부 및 현재 보관물품의 잔량을 감지할 수 있다.The pedestal (2b) can detect the presence of the items stored in each storage unit and the remaining amount of the current stored article by setting a separate storage location according to the items that can be stored in the home bar (10).

예를 들어, 병류와 캔류, 우유와 같은 사각팩류를 보관할 수 있는 홈이 형성되어 있는 받침대(2b)에 각 홈에 해당하는 감지센서(3b)가 설치되어 상기 홈바(10) 내에 보관되어 있는 병류와 캔류, 사각팩류 별로 물품의 존재여부 및 잔량을 감지하고, 그 감지결과를 전송받은 주제어부(4b)는 상기 감지결과를 디스플레이부(1b)에 전송하여 표시함으로써 사용자가 인지할 수 잔량을 표시한다.For example, a bottle sensor 2b corresponding to each groove is installed on a pedestal 2b in which a groove for storing bottles, bottles and square packs, such as milk, is formed and stored in the groove bar 10. And the presence and remaining amount of the goods for each can, box, and square pack, and the main control unit 4b receiving the detection result displays the detection result on the display unit 1b to display the remaining amount that the user can recognize. do.

이때, 상기 감지센서(3b)는 보관되어 있는 물품의 존재여부에 따라 변동되는 압력을 감지하는 압전센서 또는 입력되는 빛의 양을 감지함으로써 제품의 존재유무를 감지하는 광센서, 제품의 존재유무에 따라 바닥면에 누름동작되어 발생되는 변위를 감지하는 전기감지센서 등이 가능하다.At this time, the detection sensor (3b) is a piezoelectric sensor for detecting the pressure fluctuating according to the presence of the stored goods or an optical sensor for detecting the presence of the product by detecting the amount of light input, the presence or absence of the product Therefore, an electric sensor for detecting a displacement generated by pressing on the floor is possible.

상기와 같은 식품감지장치는 계란 보관용 트레이 또는 홈바 뿐만 아니라 특정 물품을 보관할 수 있는 냉장고 내 일정 위치의 수납부에도 응용될 수 있다.The food sensing device as described above may be applied not only to an egg storage tray or a home bar but also to a storage unit at a predetermined position in a refrigerator capable of storing a specific article.

상기와 같이 구성된 본 발명 냉장고의 식품감지장치의 동작을 도 1을 참고하여 살펴보면 다음과 같다.Looking at the operation of the food detection device of the refrigerator according to the present invention configured as described above with reference to FIG.

수납부(2)의 바닥면 또는 그 측면에 수납부 감지센서(3)를 부착하고 냉장고의 특정 위치에 특정 물품을 보관하는 수납부(2)의 상기 수납부 감지센서(3)가 상기 수납부(2)에 저장되어 있는 식품을 감지하여 그 감지결과를 상기 주제어부(4)에 전송하면 상기 주제어부(4)에서는 상기 수납부(2)에 보관되어있는 식품의 보관 개시일 및 보관 개수, 존재여부, 보관량 등에 대한 데이터 영상제어신호를 생성하여 상기 디스플레이부(1)에 표시한다.The accommodating part sensor 3 of the accommodating part 2, which attaches the accommodating part sensor 3 to a bottom surface or a side surface of the accommodating part 2, and stores a specific article at a specific position of the refrigerator, is the accommodating part. Detects the food stored in (2) and transmits the detection result to the main control unit 4, the main control unit 4, the storage start date and storage number of the food stored in the storage unit 2, the presence A data image control signal for whether or not, storage amount, etc. is generated and displayed on the display unit 1.

상기 디스플레이부(1)에 표시된 정보를 바탕으로 사용자는 식품의 추가 구입여부를 결정할 수 있다.Based on the information displayed on the display unit 1, the user can determine whether to purchase additional food.

상기와 같이 구성되는 본 발명 냉장고의 식품감지장치는 냉장고 내의 일정 트레이 또는 홈바와 같은 특정 위치에 보관되는 식품들의 보관 개시일, 보관개수 등을 보관함에 설치된 센서를 통해 감지하여 냉장고 전면에 설치되어 있는 디스플레이부를 통해 직접 보여줌으로써 사용자들의 냉장고 내의 식품 잔고 상황을 쉽게 파악할 수 있고 식품관리를 효율적으로 할 수 있는 효과가 있다.The food detecting device of the refrigerator of the present invention configured as described above is a display installed on the front of the refrigerator by sensing a sensor installed at a storage start date, storage number, etc. of foods stored at a specific location such as a predetermined tray or a home bar in the refrigerator. By showing the wealth directly, users can easily grasp the status of food balance in the refrigerator and effectively manage food.

Claims (6)

냉장고의 전면에 설치되어 외부에서 전송되는 영상제어신호에 따른 영상을 화면 출력시키는 디스플레이부와, 냉장고 내에 식품의 저장이 가능하도록 형성된 수납부과, 상기 수납부에 설치되어 상기 수납부에 저장되는 식품의 존재 유무 또는 그 개수, 양을 감지하는 수납부 감지센서와, 상기 수납부 감지센서를 통해 입력된 감지결과를 상기 디스레이부에 화면 출력되도록 하는 동시에 보관 식품의 개수 또는 양이 일정이하로 떨어질 경우 사용자가 인지할 수 있도록 알림메시지를 출력하는 제어기능을 수행하는 주제어부로 구성되는 것을 특징으로 하는 냉장고의 식품감지장치.A display unit installed on the front of the refrigerator and outputting an image according to an image control signal transmitted from the outside; a storage unit configured to store food in the refrigerator; and a food storage unit installed in the storage unit and stored in the storage unit. When the number or amount of food stored drops below a certain level while the output detection sensor for detecting the presence or absence, the number, and the quantity and the detection result input through the storage detection sensor are displayed on the display unit. Food detection device of the refrigerator, characterized in that the main control unit for performing a control function for outputting a notification message so that the user can recognize. 제 1 항에 있어서,The method of claim 1, 상기 수납부는 특정한 식품을 보관할 수 있도록 상기 냉장고의 일정 위치에 형성된 것을 특징으로 하는 냉장고의 식품감지장치.The storage unit is a food sensing device of the refrigerator, characterized in that formed in a predetermined position of the refrigerator to store a particular food. 제 2 항에 있어서,The method of claim 2, 상기 수납부의 상면에는 식품의 형태에 따라 홈이 형성되어 식품별 보관위치가 사전에 설정되어 있는 것을 특징으로 하는 냉장고의 식품감지장치.The food sensing device of the refrigerator, characterized in that the groove is formed on the upper surface of the storage unit according to the shape of the food and the storage position for each food is set in advance. 제 1 항 또는 제 2항에 있어서,The method according to claim 1 or 2, 상기 수납부 감지센서는 상기 수납부에 저장되는 식품의 존재유무에 따라 투과되는 빛의 변화를 감지하여 식품의 잔고를 확인하는 것을 특징으로 하는 냉장고의 식품감지장치.The food detecting device of the refrigerator characterized in that the sensor to check the balance of the food by detecting a change in the transmitted light in accordance with the presence or absence of food stored in the housing. 제 1 항 또는 제 2 항에 있어서,The method according to claim 1 or 2, 상기 수납부 감지센서는 상기 수납부에 저장되는 식품의 존재유무에 따라 가변되는 전위를 감지하여 식품의 잔고를 확인하는 것을 특징으로 하는 냉장고의 식품감지장치.The food detector of the refrigerator, characterized in that for detecting the balance of the food by detecting the potential that varies depending on the presence or absence of food stored in the housing. 제 1 항 또는 제 2 항에 있어서,The method according to claim 1 or 2, 상기 수납부 감지센서는 상기 수납부에 저장되는 식품의 존재유무에 따라 가변되는 압력을 감지하여 식품의 잔고를 확인하는 것을 특징으로 하는 냉장고의 식품감지장치.The food detector of the refrigerator, characterized in that for checking the balance of the food by detecting a pressure variable depending on the presence or absence of food stored in the housing.
KR10-2001-0029055A 2001-05-25 2001-05-25 Food Sensor of Refrigerator Expired - Fee Related KR100409005B1 (en)

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KR10-2001-0029055A KR100409005B1 (en) 2001-05-25 2001-05-25 Food Sensor of Refrigerator
US10/134,695 US7340414B2 (en) 2001-05-25 2002-04-30 Refrigerator having automatic food ordering function and method for operating the same
CN02118836XA CN100406824C (en) 2001-05-25 2002-04-30 Automatic ordering foods type refrigerator and its operating method
JP2002128667A JP2003050077A (en) 2001-05-25 2002-04-30 Automatic food ordering refrigerator and its operating method
GB0210795A GB2379049B (en) 2001-05-25 2002-05-10 Refrigerator having automatic food ordering function and method for operating the same

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100734358B1 (en) * 2005-10-25 2007-07-03 엘지전자 주식회사 Refrigerator
EP1930676B1 (en) * 2006-12-07 2018-07-25 Whirlpool EMEA S.p.A Freezer appliance
CN113299020A (en) * 2021-07-22 2021-08-24 富泰锦(成都)科技有限公司 Expandable meal taking system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117321364A (en) 2021-08-13 2023-12-29 三星电子株式会社 Refrigerator including door with weight-sensing storage area and storage item management method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100734358B1 (en) * 2005-10-25 2007-07-03 엘지전자 주식회사 Refrigerator
EP1930676B1 (en) * 2006-12-07 2018-07-25 Whirlpool EMEA S.p.A Freezer appliance
CN113299020A (en) * 2021-07-22 2021-08-24 富泰锦(成都)科技有限公司 Expandable meal taking system
CN113299020B (en) * 2021-07-22 2021-09-24 富泰锦(成都)科技有限公司 Expandable meal taking system

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