CN111238140A - Control method for automatically opening and closing door of household refrigerator - Google Patents
Control method for automatically opening and closing door of household refrigerator Download PDFInfo
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- CN111238140A CN111238140A CN202010045979.XA CN202010045979A CN111238140A CN 111238140 A CN111238140 A CN 111238140A CN 202010045979 A CN202010045979 A CN 202010045979A CN 111238140 A CN111238140 A CN 111238140A
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- Prior art keywords
- refrigerator
- judging whether
- preset value
- executing
- door
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Classifications
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- 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
- F25D23/02—Doors; Covers
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- 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
- F25D29/00—Arrangement or mounting of control or safety devices
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- 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
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- 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
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/36—Visual displays
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- 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
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
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- 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
- F25D2700/02—Sensors detecting door opening
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- 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
- F25D2700/04—Sensors detecting the presence of a person
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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)
- Refrigerator Housings (AREA)
Abstract
The invention discloses a control method for automatically opening and closing a door of a household refrigerator. The method comprises the following steps: detecting the distance D between the standing position of the human body and the refrigerator; calculating standing still time T of the human body; judging whether the operation is performed within 30 seconds of displaying the key operation interface; judging whether the refrigerator is in a door closing state or not; judging whether D is smaller than a first preset value D1 or not, and judging whether T is larger than a first preset value T1 or not; judging whether D is larger than a second preset value D2; and judging whether T is greater than a second preset value T2, and controlling the opening and closing of the refrigerator door. The invention detects the distance between the human body and the refrigerator by arranging the human body position detection sensor; and the user standing time is calculated, so that the opening and closing of the refrigerator door are judged and controlled, the user can open and close the refrigerator door without manual operation, the hands of the user are effectively liberated, and high-quality service is provided for the user more intelligently.
Description
Technical Field
The invention belongs to the technical field of refrigerator control, and particularly relates to a control method for automatically opening and closing a door of a household refrigerator.
Background
With the progress of science and technology, refrigerators are developing in a direction of more intelligence, wherein automatic opening and closing of doors is a trend. At present, the automatic door opening and closing technology in the refrigerator industry is mainly realized by judging through technologies such as a voice recognition technology and a human gesture judgment, the voice recognition technology depends on a network, and if the refrigerator is not connected with the network or the connected network fails, the automatic door opening and closing cannot be realized; the door opening and closing requirements are determined by the gesture of people, a user takes articles from a refrigerator or puts articles in the refrigerator, and often both hands take articles, so that the door opening and closing gesture cannot be conveniently performed.
Disclosure of Invention
The invention aims to provide a control method for automatically opening and closing a door of a household refrigerator, which is characterized in that a human body position detection sensor is arranged to detect the distance between a human body and the refrigerator; and the user standing time is calculated, so that the opening and closing of the refrigerator door are judged and controlled, the user can open and close the refrigerator door without manual operation, the hands of the user are effectively liberated, and high-quality service is provided for the user more intelligently.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a control method for automatically opening and closing a door of a household refrigerator, which comprises the following steps:
the method comprises the following steps: detecting the distance D between the standing position of the human body and the refrigerator;
step two: calculating standing still time T of the human body;
step three: judging whether the displayed key operation interface has operation within 30 seconds, if so, executing the step four; otherwise, returning to the first step;
step four: judging whether the refrigerator is in a door closing state, if so, executing a fifth step; otherwise, executing step seven;
step five: judging whether D is smaller than a first preset value D1, if so, executing a sixth step; otherwise, returning to the first step;
step six: judging whether T is greater than a first preset value T1, if so, executing the step nine; otherwise, returning to the first step;
step seven: judging whether D is larger than a second preset value D2, if so, executing step eight; otherwise, executing step nine;
step eight: judging whether T is greater than a second preset value T2, if so, executing a step ten; otherwise, executing step nine;
step nine: the refrigerator performs door opening operation control.
Step ten: the refrigerator performs door closing motion control.
Preferably, in the first step, the distance D between the standing position of the human body and the refrigerator is detected by a human body position detection sensor mounted on a door body of the refrigerator.
Preferably, the distance between the position and the first preset value D1 and the distance between the position and the second preset value D2 are both larger than zero, D1 is less than D2, and the difference range is 1-20 cm.
Preferably, the first preset value T1 and the second preset value T2 of the resting time of the position of the person are both greater than zero.
The invention has the following beneficial effects:
the invention detects the distance between the human body and the refrigerator by arranging the human body position detection sensor; and the user standing time is calculated, so that the opening and closing of the refrigerator door are judged and controlled, the user can open and close the refrigerator door without manual operation, the hands of the user are effectively liberated, and high-quality service is provided for the user more intelligently.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a flow chart of a control method for automatically opening and closing a door of a household refrigerator according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention is a method for controlling an automatic opening/closing door of a household refrigerator, comprising the following steps:
the method comprises the following steps: detecting the distance D between the standing position of the human body and the refrigerator;
step two: calculating standing still time T of the human body;
step three: judging whether the displayed key operation interface has operation within 30 seconds, if so, executing the step four; otherwise, returning to the first step;
step four: judging whether the refrigerator is in a door closing state, if so, executing a fifth step; otherwise, executing step seven;
step five: judging whether D is smaller than a first preset value D1, if so, executing a sixth step; otherwise, returning to the first step;
step six: judging whether T is greater than a first preset value T1, if so, executing the step nine; otherwise, returning to the first step;
step seven: judging whether D is larger than a second preset value D2, if so, executing step eight; otherwise, executing step nine;
step eight: judging whether T is greater than a second preset value T2, if so, executing a step ten; otherwise, executing step nine;
step nine: the refrigerator performs door opening operation control.
Step ten: the refrigerator performs door closing motion control.
In the first step, a distance D between a standing position of a human body and the refrigerator is detected through a human body position detection sensor arranged on a refrigerator door body;
the distance between the position and the first preset value D1 and the distance between the position and the second preset value D2 are both larger than zero, D1 is smaller than D2, and the difference range is 1-20 cm.
The first preset value T1 and the second preset value T2 of the resting time of the person position are both larger than zero.
It should be noted that, in the above system embodiment, each included unit is only divided according to functional logic, but is not limited to the above division as long as the corresponding function can be implemented; in addition, specific names of the functional units are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present invention.
In addition, it can be understood by those skilled in the art that all or part of the steps in the method for implementing the embodiments described above can be implemented by instructing the relevant hardware through a program, and the corresponding program can be stored in a computer-readable storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, or the like.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. A control method for automatically opening and closing a door of a household refrigerator is characterized by comprising the following steps:
the method comprises the following steps: detecting the distance D between the standing position of the human body and the refrigerator;
step two: calculating standing still time T of the human body;
step three: judging whether the displayed key operation interface has operation within 30 seconds, if so, executing the step four; otherwise, returning to the first step;
step four: judging whether the refrigerator is in a door closing state, if so, executing a fifth step; otherwise, executing step seven;
step five: judging whether D is smaller than a first preset value D1, if so, executing a sixth step; otherwise, returning to the first step;
step six: judging whether T is greater than a first preset value T1, if so, executing the step nine; otherwise, returning to the first step;
step seven: judging whether D is larger than a second preset value D2, if so, executing step eight; otherwise, executing step nine;
step eight: judging whether T is greater than a second preset value T2, if so, executing a step ten; otherwise, executing step nine;
step nine: the refrigerator performs door opening operation control.
Step ten: the refrigerator performs door closing motion control.
2. The method as claimed in claim 1, wherein the first step is to detect the distance D between the standing position of the human body and the refrigerator by a human body position detecting sensor installed on the door body of the refrigerator.
3. The method as claimed in claim 1, wherein the distance between the first preset value D1 and the second preset value D2 is greater than zero, D1 is less than D2, and the difference is 1-20 cm.
4. The method as claimed in claim 1, wherein the first predetermined value T1 and the second predetermined value T2 of the resting time of the person are both greater than zero.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010045979.XA CN111238140A (en) | 2020-01-16 | 2020-01-16 | Control method for automatically opening and closing door of household refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010045979.XA CN111238140A (en) | 2020-01-16 | 2020-01-16 | Control method for automatically opening and closing door of household refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111238140A true CN111238140A (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010045979.XA Pending CN111238140A (en) | 2020-01-16 | 2020-01-16 | Control method for automatically opening and closing door of household refrigerator |
Country Status (1)
| Country | Link |
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| CN (1) | CN111238140A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113883817A (en) * | 2021-09-06 | 2022-01-04 | 澳柯玛股份有限公司 | Automatic door opening and closing control method for refrigerator based on photoelectric switch |
| WO2022142490A1 (en) * | 2020-12-31 | 2022-07-07 | 海信视像科技股份有限公司 | Intelligent device and device control method |
Citations (5)
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|---|---|---|---|---|
| CN103983081A (en) * | 2013-09-11 | 2014-08-13 | 史良俊 | Refrigerator |
| CN105222486A (en) * | 2015-10-30 | 2016-01-06 | 青岛海尔特种电冰箱有限公司 | Refrigerator detection method and checkout gear |
| CN105444493A (en) * | 2014-06-11 | 2016-03-30 | 北京长城金点物联网科技有限公司 | Refrigerator |
| CN109855353A (en) * | 2018-12-29 | 2019-06-07 | 青岛海尔股份有限公司 | Refrigerator and its enabling control method |
| EP3537079A1 (en) * | 2016-11-03 | 2019-09-11 | LG Electronics Inc. -1- | Refrigerator and method for controlling same |
-
2020
- 2020-01-16 CN CN202010045979.XA patent/CN111238140A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103983081A (en) * | 2013-09-11 | 2014-08-13 | 史良俊 | Refrigerator |
| CN105444493A (en) * | 2014-06-11 | 2016-03-30 | 北京长城金点物联网科技有限公司 | Refrigerator |
| CN105222486A (en) * | 2015-10-30 | 2016-01-06 | 青岛海尔特种电冰箱有限公司 | Refrigerator detection method and checkout gear |
| EP3537079A1 (en) * | 2016-11-03 | 2019-09-11 | LG Electronics Inc. -1- | Refrigerator and method for controlling same |
| CN109855353A (en) * | 2018-12-29 | 2019-06-07 | 青岛海尔股份有限公司 | Refrigerator and its enabling control method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022142490A1 (en) * | 2020-12-31 | 2022-07-07 | 海信视像科技股份有限公司 | Intelligent device and device control method |
| CN113883817A (en) * | 2021-09-06 | 2022-01-04 | 澳柯玛股份有限公司 | Automatic door opening and closing control method for refrigerator based on photoelectric switch |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20200605 |