CN112923653A - Refrigerator intelligent control system and method based on position and distance analysis - Google Patents
Refrigerator intelligent control system and method based on position and distance analysis Download PDFInfo
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- CN112923653A CN112923653A CN202110225653.XA CN202110225653A CN112923653A CN 112923653 A CN112923653 A CN 112923653A CN 202110225653 A CN202110225653 A CN 202110225653A CN 112923653 A CN112923653 A CN 112923653A
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- 230000003247 decreasing effect Effects 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
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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
- 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)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses a refrigerator intelligent control system and method based on position and distance analysis, and relates to the technical field of refrigerator intelligent control. The intelligent refrigerator comprises an intelligent controller, a human body infrared sensor, a radar positioning sensor and an intelligent refrigerator display screen; the human body infrared sensor and the radar positioning sensor are both arranged on the outer side surface of the refrigerator door body; the intelligent controller is respectively connected with the human body infrared sensor, the radar positioning sensor and the refrigerator intelligent display screen through electric signals. After the intelligent controller receives the human body information transmitted by the human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire the position information of a plurality of users; if the user intends to use the refrigerator, the intelligent controller controls the intelligent display screen of the refrigerator to reduce noise or light the screen; if the user intends to pass through the refrigerator unintentionally, the intelligent controller does not control and process the intelligent display screen of the refrigerator; improve intelligent control efficiency, avoid the maloperation.
Description
Technical Field
The invention belongs to the technical field of intelligent control of refrigerators, and particularly relates to an intelligent control system and method of a refrigerator based on position and distance analysis.
Background
At present, the household appliance industry tends to be intelligentized gradually, and human body induction is also concerned as one of intelligentized achievements. There are two more types currently available on the market: passive human pyroelectric infrared sensor (because the human body can launch the infrared ray, and then through fresnel lens reinforcing gathering to the infrared induction source on, and then sense the existence of people) and active human response infrared sensor (through initiative transmission infrared signal, through the transmission module transmission, accept the module and accomplish the response to the human body jointly), the low price, the device consumption is little, but also has certain limitation: the distance between the human body and the home appliances cannot be detected, and when the human body approaches the home appliances, it cannot be determined whether the human body passes through the home appliances or the home appliances are to be used.
In order to solve the problems, the invention provides an intelligent refrigerator control system and method based on position and distance analysis.
Disclosure of Invention
The invention aims to provide a refrigerator intelligent control system and method based on position and distance analysis, which are used for solving the technical problems in the background technology.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a refrigerator intelligent control system based on position and distance analysis, which comprises: the intelligent display system comprises an intelligent controller, a human body infrared sensor, a radar positioning sensor and a refrigerator intelligent display screen;
the human body infrared sensor and the radar positioning sensor are both arranged on the outer side surface of the refrigerator door body; the intelligent controller is respectively in electric signal connection with the human body infrared sensor, the radar positioning sensor and the refrigerator intelligent display screen;
the human body infrared sensor is used for detecting human body information and transmitting the human body information to the intelligent controller; after the intelligent controller receives human body information transmitted by a human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire position information of a plurality of users;
the intelligent controller analyzes and obtains the user intention according to the position information of the users; if the user intention is 'using the refrigerator', the intelligent controller controls the intelligent display screen of the refrigerator to reduce noise or light the screen; and if the user intends to 'pass through the refrigerator unintentionally', the intelligent controller does not control and process the intelligent display screen of the refrigerator.
As a preferable technical solution, the user position information includes a distance d between the user position information and a refrigerator door body.
As a preferred technical solution, the maximum detection distance a of the human body infrared sensor; the value range of A is 0.75-1 m.
As a preferred technical solution, a distance threshold D is prestored in the intelligent controller; when the distance D is smaller than a distance threshold value D, the intelligent controller controls the radar positioning sensor to continue monitoring n distance information; if the n pieces of distance information d1... dn are monotonically decreased or are locally or completely unchanged, the intelligent controller judges that the user intends to use the refrigerator, and otherwise, the user intends to pass the refrigerator unintentionally.
An intelligent refrigerator control method based on position and distance analysis comprises the following processes:
a00: after the intelligent controller receives human body information transmitted by a human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire position information of m users; wherein, the m user position information corresponds to m distances d1, d 2. Wherein m > n;
a01: the intelligent controller judges whether a distance threshold D is smaller than or equal to or smaller than D1, D2,. and dm; if yes, A02 is executed; if not, executing A00;
a02: the intelligent controller judges whether the number of the intervals after the first interval smaller than the interval threshold value D is larger than or equal to n; if yes, A03 is executed; if not, executing A00;
a03: the intelligent controller judges whether the continuous n pieces of distance information d1. after the first distance smaller than the distance threshold D is monotone decreasing or is locally or completely unchanged; if yes, A04 is executed; if not, executing A05;
a04: the intelligent controller judges that the user intends to use the refrigerator and controls the intelligent display screen of the refrigerator to reduce noise or light the screen;
a05: the intelligent controller judges that the user intends to pass through the refrigerator unintentionally and does not control and process the intelligent display screen of the refrigerator.
The invention has the following beneficial effects:
1. after the intelligent controller receives the human body information transmitted by the human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire the position information of a plurality of users; the intelligent controller analyzes and obtains the user intention according to the position information of the users; if the user intends to use the refrigerator, the intelligent controller controls the intelligent display screen of the refrigerator to reduce noise or light the screen; if the user intends to pass through the refrigerator unintentionally, the intelligent controller does not control and process the intelligent display screen of the refrigerator; improve intelligent control efficiency, avoid the maloperation.
2. The intelligent controller judges that the continuous n pieces of distance information d1. after the first distance smaller than the distance threshold D is monotonously reduced or is locally unchanged or is completely unchanged, and further judges that a user intends to use a refrigerator and controls an intelligent display screen of the refrigerator to reduce noise or light the screen; the user behavior is accurately monitored, and the intelligent control efficiency is further improved.
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 schematic structural diagram of an intelligent refrigerator control system based on location and distance analysis according to the present invention;
fig. 2 is a flowchart of an intelligent refrigerator control method based on location and distance analysis 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 refrigerator intelligent control system based on location and distance analysis, including: the intelligent display system comprises an intelligent controller, a human body infrared sensor, a radar positioning sensor and a refrigerator intelligent display screen; the human body infrared sensor and the radar positioning sensor are both arranged on the outer side surface of the refrigerator door body; the intelligent controller is respectively connected with the human body infrared sensor, the radar positioning sensor and the refrigerator intelligent display screen through electric signals;
the human body infrared sensor is used for detecting human body information and transmitting the human body information to the intelligent controller; after the intelligent controller receives the human body information transmitted by the human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire the position information of a plurality of users; the intelligent controller analyzes and obtains the user intention according to the position information of the users; if the user intends to use the refrigerator, the intelligent controller controls the intelligent display screen of the refrigerator to reduce noise or light the screen; and if the user intends to 'pass through the refrigerator without intention', the intelligent controller does not control and process the intelligent display screen of the refrigerator.
Specifically, the user position information comprises a distance d between the user position information and a refrigerator door body; the maximum detection distance A of the human body infrared sensor; the value range of A is 0.75-1 m; pre-storing a distance threshold value D in the intelligent controller; when the distance D is smaller than the distance threshold value D, the intelligent controller controls the radar positioning sensor to continue monitoring n distance information; if the n pieces of distance information d1... dn are monotonically decreased or are locally or completely unchanged, the intelligent controller judges that the user intends to use the refrigerator, and otherwise, the user intends to pass the refrigerator unintentionally.
Referring to fig. 2, an intelligent refrigerator control method based on location and distance analysis includes the following steps:
a00: after the intelligent controller receives the human body information transmitted by the human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire the position information of m users; wherein, the m user position information corresponds to m distances d1, d 2. Wherein m > n;
a01: the intelligent controller judges whether a distance threshold D is smaller than or equal to or smaller than D1, D2,. and dm; if yes, A02 is executed; if not, executing A00;
a02: the intelligent controller judges whether the number of the intervals after the first interval smaller than the interval threshold value D is larger than or equal to n; if yes, A03 is executed; if not, executing A00;
a03: the intelligent controller judges whether the continuous n pieces of distance information d1. after the first distance smaller than the distance threshold D is monotone decreasing or is locally or completely unchanged; if yes, A04 is executed; if not, executing A05;
a04: the intelligent controller judges that the user intends to use the refrigerator and controls the intelligent display screen of the refrigerator to reduce noise or light the screen;
a05: the intelligent controller judges that the user intends to pass through the refrigerator unintentionally and does not control and process the intelligent display screen of the refrigerator.
When the intelligent radar positioning sensor is actually used, after the intelligent controller receives human body information transmitted by the human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire position information of a plurality of users; the intelligent controller analyzes and obtains the user intention according to the position information of the users; if the user intends to use the refrigerator, the intelligent controller controls the intelligent display screen of the refrigerator to reduce noise or light the screen; if the user intends to pass through the refrigerator unintentionally, the intelligent controller does not control and process the intelligent display screen of the refrigerator; improve intelligent control efficiency, avoid the maloperation.
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 is understood by those skilled in the art that all or part of the steps in the method for implementing the embodiments described above may be implemented by a program instructing associated hardware, and the corresponding program may be stored in a computer-readable storage medium.
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 (5)
1. The utility model provides a refrigerator intelligence control system based on position and distance analysis which characterized in that includes: the intelligent display system comprises an intelligent controller, a human body infrared sensor, a radar positioning sensor and a refrigerator intelligent display screen;
the human body infrared sensor and the radar positioning sensor are both arranged on the outer side surface of the refrigerator door body; the intelligent controller is respectively in electric signal connection with the human body infrared sensor, the radar positioning sensor and the refrigerator intelligent display screen;
the human body infrared sensor is used for detecting human body information and transmitting the human body information to the intelligent controller; after the intelligent controller receives human body information transmitted by a human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire position information of a plurality of users;
the intelligent controller analyzes and obtains the user intention according to the position information of the users; if the user intention is 'using the refrigerator', the intelligent controller controls the intelligent display screen of the refrigerator to reduce noise or light the screen; and if the user intends to 'pass through the refrigerator unintentionally', the intelligent controller does not control and process the intelligent display screen of the refrigerator.
2. The intelligent refrigerator control system based on position and distance analysis of claim 1, wherein the user position information comprises a distance d for a refrigerator door.
3. The intelligent refrigerator control system based on position and distance analysis of claim 2, wherein the maximum detection distance A of the human body infrared sensor; the value range of A is 0.75-1 m.
4. The intelligent refrigerator control system based on location and distance analysis of claim 3, wherein the intelligent controller pre-stores a distance threshold D; when the distance D is smaller than a distance threshold value D, the intelligent controller controls the radar positioning sensor to continue monitoring n distance information; if the n pieces of distance information d1... dn are monotonically decreased or are locally or completely unchanged, the intelligent controller judges that the user intends to use the refrigerator, and otherwise, the user intends to pass the refrigerator unintentionally.
5. An intelligent refrigerator control method based on position and distance analysis is characterized by comprising the following processes:
a00: after the intelligent controller receives human body information transmitted by a human body infrared sensor, the intelligent controller controls the radar positioning sensor to emit high-frequency waves to acquire position information of m users; wherein, the m user position information corresponds to m distances d1, d 2. Wherein m > n;
a01: the intelligent controller judges whether a distance threshold D is smaller than or equal to or smaller than D1, D2,. and dm; if yes, A02 is executed; if not, executing A00;
a02: the intelligent controller judges whether the number of the intervals after the first interval smaller than the interval threshold value D is larger than or equal to n; if yes, A03 is executed; if not, executing A00;
a03: the intelligent controller judges whether the continuous n pieces of distance information d1. after the first distance smaller than the distance threshold D is monotone decreasing or is locally or completely unchanged; if yes, A04 is executed; if not, executing A05;
a04: the intelligent controller judges that the user intends to use the refrigerator and controls the intelligent display screen of the refrigerator to reduce noise or light the screen;
a05: the intelligent controller judges that the user intends to pass through the refrigerator unintentionally and does not control and process the intelligent display screen of the refrigerator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110225653.XA CN112923653A (en) | 2021-03-01 | 2021-03-01 | Refrigerator intelligent control system and method based on position and distance analysis |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113739512A (en) * | 2021-09-09 | 2021-12-03 | 深圳Tcl新技术有限公司 | Control method of refrigerator display screen and refrigerator |
| CN113865248A (en) * | 2021-10-09 | 2021-12-31 | 长虹美菱股份有限公司 | Refrigerator lighting device and control method thereof |
| CN113959170A (en) * | 2021-10-08 | 2022-01-21 | Tcl家用电器（合肥）有限公司 | Refrigerator control method and device, storage medium and refrigerator |
| WO2023029822A1 (en) * | 2021-08-31 | 2023-03-09 | 京东方科技集团股份有限公司 | Display device and intelligent touch-control method therefor |
| WO2023246137A1 (en) * | 2022-06-24 | 2023-12-28 | 青岛海尔电冰箱有限公司 | Method and apparatus for controlling refrigerator, refrigerator, and storage medium |
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Cited By (5)
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| WO2023029822A1 (en) * | 2021-08-31 | 2023-03-09 | 京东方科技集团股份有限公司 | Display device and intelligent touch-control method therefor |
| CN113739512A (en) * | 2021-09-09 | 2021-12-03 | 深圳Tcl新技术有限公司 | Control method of refrigerator display screen and refrigerator |
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| CN113865248A (en) * | 2021-10-09 | 2021-12-31 | 长虹美菱股份有限公司 | Refrigerator lighting device and control method thereof |
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Application publication date: 20210608 |