CN110701850A - Distributed communication control system and refrigeration equipment - Google Patents
Distributed communication control system and refrigeration equipment Download PDFInfo
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- CN110701850A CN110701850A CN201911008203.4A CN201911008203A CN110701850A CN 110701850 A CN110701850 A CN 110701850A CN 201911008203 A CN201911008203 A CN 201911008203A CN 110701850 A CN110701850 A CN 110701850A
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
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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
- F25D29/005—Mounting of control devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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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)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a distributed communication control system, which is used for refrigeration equipment and comprises an operation module, a temperature control module, a fan module and a compressor module, wherein the operation module is used for controlling the operation of the refrigeration equipment; the temperature control module, the fan module and the compressor module receive an instruction sent by the operation module and upload information to the operation module through a communication bus or a wireless network, the temperature control module is used for detecting and adjusting the temperature of a refrigerating chamber and/or a temperature-changing chamber of the refrigeration equipment, the fan module is used for controlling the start and stop of a condensation fan in the refrigerating chamber, and the compressor module is used for controlling the start and stop of a compressor. The control system, the load and the connecting wire harness of the refrigeration equipment are simply installed and conveniently developed in a bus type communication mode, and the maintainability of the refrigeration equipment is improved.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a distributed communication control system and refrigeration equipment.
Background
The control system and the related load of the existing refrigeration equipment mainly comprise a display panel, a main control panel, a plurality of temperature sensors, an air door, a fan, a compressor and the like, a great number of connecting wire harnesses are required to be connected between the control system and the load, the wire harnesses must be longer than a certain length according to the design of the refrigeration equipment structure, the control system and the installation position of the load, and the wire harnesses are installed between an inner container and an outer shell of the refrigeration equipment.
Disclosure of Invention
The invention aims to provide a distributed communication control system and refrigeration equipment, which realize simple installation and convenient development of a control system, a load and a connecting wire harness of the refrigeration equipment in a bus type communication mode and also improve the maintainability of the refrigeration equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a distributed communication control system, this system is used for refrigeration plant, includes operating module, temperature control module, fan module and compressor module receive operating module send instruction and upload information to operating module through communication bus or wireless network, temperature control module is used for detecting and adjusts refrigeration plant's walk-in and/or temperature-changing room's temperature, fan module is used for controlling opening of the indoor condensation fan of freezing and stops, compressor module is used for controlling opening of compressor and stops.
Preferably, the operation module, the temperature control module, the fan module and the compressor module are all hung on the communication bus and have respective node numbers.
Preferably, the operation module is a display operation module, and has a display function and a touch operation function.
Preferably, the temperature control module comprises a first air door module and a second air door module, the first air door module is used for controlling the air door of the refrigerating chamber, and the second air door module is used for controlling the air door of the temperature changing chamber.
Preferably, the defrosting heating module is used for receiving the instruction sent by the operation module and uploading information to the operation module through a communication bus or a wireless network, and is used for heating and defrosting the frost layer of the freezing chamber.
Preferably, the wireless network is bluetooth, ZigBee, 2.4G, or 433 MHz.
Preferably, the bluetooth adopts a bluetooth Mesh networking technology.
A refrigeration device comprises an operation module, a communication bus or a wireless network, a refrigerating chamber, a temperature changing chamber and a freezing chamber, wherein the refrigerating chamber comprises a first temperature controller, the first temperature controller controls starting and stopping of an air door of the refrigerating chamber and detects the indoor temperature of the refrigerating chamber, and the operation module is arranged on the outer wall of the refrigeration device and has a display function and a touch operation function;
the temperature-changing chamber comprises a second temperature controller, and the second temperature controller controls the starting and stopping of an air door of the temperature-changing chamber and detects the indoor temperature of the temperature-changing chamber;
the freezing chamber comprises a fan controller and a compressor controller, the fan controller controls the start and stop of the compressor, and the compressor controller controls the start and stop of the fan;
the first temperature controller, the second temperature controller, the fan controller and the compressor controller are all in communication connection with the operation module through a communication bus or a wireless network.
Preferably, the freezing chamber further comprises a defrosting heater which is in communication connection with the operation module through a communication bus or a wireless network.
Preferably, the defrosting heater is a steel tube heater, an aluminum tube heater or a quartz tube heater.
The invention has the beneficial effects that: the control system, the load and the connecting wire harness of the refrigeration equipment are simply installed and conveniently developed in a bus type communication mode, and the maintainability of the refrigeration equipment is improved; the use of communication wiring harnesses is reduced, so that the design and assembly of the module are greatly simplified, and the expansion of the functional module can be realized without physical access through the ad hoc network technology; the defrosting treatment is regularly carried out on the freezing chamber through the defrosting heater, and the refrigerating effect is effectively guaranteed.
Drawings
The drawings are further illustrative of the invention and the content of the drawings does not constitute any limitation of the invention.
Fig. 1 is a schematic structural diagram of a distributed communication control system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the construction of a refrigeration unit in accordance with one embodiment of the present invention;
wherein: an operation module 1; a temperature control module 2; a first damper module 21; a second damper module 22; a fan module 3; a compressor module 4; a communication bus 5; a defrosting heating module 6; a wireless communication module 7; a refrigerating chamber 10; a first temperature controller 11; a temperature-changing chamber 20; a second temperature controller 21; a freezing chamber 30; a fan controller 310; a compressor controller 320.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
A distributed communication control system of the present embodiment is used for a refrigeration apparatus, and as shown in fig. 1, the system includes an operation module 1, a temperature control module 2, a fan module 3, and a compressor module 4;
the temperature control module 2, the fan module 3 and the compressor module 4 receive the instruction sent by the operation module 1 and upload information to the operation module 1 through the communication bus 5 or a wireless network, the temperature control module 2 is used for detecting and adjusting the temperature of the refrigerating chamber 10 and/or the temperature-changing chamber 20 of the refrigeration equipment, the fan module 3 is used for controlling the start and stop of the condensing fan in the refrigerating chamber 30, and the compressor module 4 is used for controlling the start and stop of the compressor.
Illustratively, in one embodiment, the temperature control module 2, the fan module 3, and the compressor module 4 only receive commands from and upload information to the operating module via the communication bus 5. In another embodiment, the temperature control module 2, the fan module 3 and the compressor module 4 only receive the instruction sent by the operation module and upload information to the operation module through a wireless network. In another embodiment, the refrigeration equipment is provided with the two communication modes, the wireless communication mode is adopted during initialization, and when the wireless communication mode fails, the system is switched to the communication bus mode, wherein the switching can be manually switched by a user or automatically switched by the system, and the communication mode is displayed on a display screen.
The distributed communication control system realizes simple installation and convenient development of a control system, a load and a connecting wire harness of the refrigeration equipment in a bus type communication mode, and improves the maintainability of the refrigeration equipment.
When the refrigeration equipment does not reach the set temperature, the operation module 1 sends a temperature control starting instruction to the temperature control module 2 through the communication bus 5 or a wireless network, and the temperature control module 2 immediately starts a temperature control mode after receiving the temperature control instruction and sends a signal of successful execution to the operation module 1;
the operation module 1 immediately sends an instruction for starting the compressor to the compressor module 4 through the communication bus 5 or the wireless network after receiving the signal, and the compressor module 4 immediately starts the compressor after receiving the instruction and sends a signal of successful starting to the operation module 1;
the operation module 1 immediately sends an instruction for starting the fan to the fan module 3 through the communication bus 5 or the wireless network after receiving the signal, the fan module 3 immediately starts the fan after receiving the instruction, and the fan conveys cold air produced by the compressor to each area of the refrigeration equipment.
Similarly, when the refrigeration equipment reaches the set temperature, the operation module sends a temperature control closing instruction to the temperature control module 2 through the communication bus 6 or the wireless network, and the temperature control module 2 immediately closes the temperature control mode after receiving the temperature control instruction and sends a signal of successful execution to the operation module 1;
the operation module 1 immediately sends an instruction for closing the compressor to the compressor module 4 through the communication bus 6 or the wireless network after receiving the signal, and the compressor module 4 immediately closes the compressor after receiving the instruction and sends a signal for successfully opening the compressor to the display operation module 1;
the operation module 1 immediately sends an instruction for closing the fan to the fan module 3 through the communication bus 6 or the wireless network after receiving the signal, and the fan module 3 closes and opens the fan after receiving the instruction.
Preferably, the operation module 1, the temperature control module 2, the fan module 3 and the compressor module 4 are all hung on the communication bus 5 and have respective node numbers.
The operation module 1, the temperature control module 2, the fan module 3 and the compressor module 4 are all hung on the communication bus 5 and have respective node numbers, so that all data transmission comprises the node numbers of the corresponding modules, and control signals of different modules are transmitted on the same bus.
Preferably, the operation module 1 is a display operation module, and has a display function and a touch operation function.
The indoor temperature and the operation module of refrigeration plant can be set through the display operation module, and the operation is convenient.
Preferably, the temperature control module 3 includes a first damper module 21 and a second damper module 22, the first damper module 21 is used for controlling the damper of the refrigerating chamber 10, and the second damper module 22 is used for controlling the damper of the variable temperature chamber 20.
The air door of the refrigerating chamber 10 is controlled by the first air door module 21, so that the flow of cold air in the refrigerating chamber 10 is controlled, the purpose of indirectly controlling the temperature of the refrigerating chamber 10 is achieved, and water accumulation and icing of the refrigerating chamber 10 can be effectively prevented. Similarly, the air door of the temperature-varying chamber 20 is controlled by the second air door module 22, so that the flow rate of cold air in the temperature-varying chamber 20 is controlled, the purpose of indirectly controlling the temperature of the temperature-varying chamber 20 is achieved, and water accumulation and icing of the temperature-varying chamber 20 can be effectively prevented.
Preferably, the refrigerator further comprises a defrosting heating module 6, the defrosting heating module 6 receives the instruction sent by the operation module 1 and uploads information to the operation module 1 through a communication bus 5 or a wireless network, and the defrosting heating module 6 is used for heating and defrosting the frost layer of the freezing chamber 30.
Stated further, in one embodiment, the defrosting heating module 6 receives operating module sending instructions and uploads information to the operating module only through the communication bus 5. In another embodiment, the defrosting heating module 6 only receives the instruction sent by the operation module and uploads information to the operation module through a wireless network. In another embodiment, the two communication modes are set simultaneously, the wireless communication mode is adopted during initialization, and when the wireless communication mode fails, the system is switched to the communication bus mode, and the switching can be manual switching by a user or automatic switching by the system, and the communication mode is displayed on a display screen.
After a freezing chamber of refrigeration equipment operates for a certain time, frost layers of an evaporator gradually accumulate and thicken gradually, if the frost layers are removed irregularly, the evaporator is blocked by the frost layers, wind resistance is increased, the wind circulation efficiency in the box is poor, the refrigeration effect is poor, and even the refrigeration effect cannot be realized.
The defrosting heating module 6 comprises a defrosting heater, the defrosting heater usually comprises a wire, an electric heating tube and an insulating sealing rubber head connected with the wire and the electric heating tube, when heating and defrosting are needed to be carried out on the refrigeration equipment, the operating module 1 sends an instruction for closing the compressor to the compressor module 4 through the communication bus 5 or the wireless network, the compressor module 4 immediately closes the compressor after receiving the instruction and sends a signal for successful closing to the operating module 1, the operating module 1 immediately sends an instruction for opening the defrosting heater to the defrosting heating module 6 through the communication bus 5 or the wireless network after receiving the signal, the defrosting heater immediately opens the defrosting heater after receiving the instruction, defrosting is achieved through heating of the electric heating tube of the defrosting heater, and the refrigeration effect is effectively guaranteed.
Preferably, the wireless network is bluetooth, ZigBee, 2.4G, or 433 MHz.
Through wireless communication's mode can further reduce the pencil connection between operation module 1, temperature control module 2, fan module 3 and the compressor module 4, not only simplify the design and the assembly of module greatly, through the ad hoc network technique, can need not the extension that physical access can realize functional module moreover.
Preferably, the bluetooth adopts a bluetooth Mesh networking technology.
Adopt bluetooth Mesh networking technology, operation module 1, temperature control module 2, fan module 3 and compressor module 4 automatic network deployment form a distributed control system, and the communication between each module is realized through wireless mode, and the use of further reduction communication pencil not only simplifies the design and the assembly of module greatly, and through the ad hoc network technology, can need not the extension that physical access can realize function module moreover.
A refrigeration device is shown in figure 2 and comprises an operation module 1, a communication bus 5 or a wireless network, a refrigerating chamber 10, a temperature changing chamber 20 and a freezing chamber 30, wherein the refrigerating chamber 10 comprises a first temperature controller 11, the first temperature controller 11 controls the starting and stopping of an air door of the refrigerating chamber 10 and detects the indoor temperature of the refrigerating chamber 10, and the operation module 1 is arranged on the outer wall of the refrigeration device and has a display function and a touch operation function;
the temperature-changing chamber 20 comprises a second temperature controller 21, and the second temperature controller 21 controls the starting and stopping of an air door of the temperature-changing chamber 20 and detects the indoor temperature of the temperature-changing chamber 20;
the freezing chamber 30 comprises a fan controller 310 and a compressor controller 320, the fan controller 310 controls the start and stop of the compressor, and the compressor controller 320 controls the start and stop of the fan;
the first temperature controller 11, the second temperature controller 21, the fan controller 310 and the compressor controller 320 are all in communication connection with the operation module 1 through a communication bus 5 or a wireless network.
The indoor temperatures of the refrigerating chamber 10, the temperature-changing chamber 20 and the freezing chamber 30 can be respectively set by the operation module 1, when the temperatures of the three regions of the refrigerating chamber 10, the temperature-changing chamber 20 and the freezing chamber 30 of the refrigerating apparatus do not reach the set temperatures: the first temperature controller 11 controls the opening of an air door of the refrigerating chamber 10, the second temperature controller 21 controls the opening of an air door of the temperature changing chamber 20, the cold air flow directly influenced by the air door indirectly achieves the purpose of controlling the temperature by controlling the air door; the first controller 32 controls the compressor on and the compressor controller 320 controls the fan on, which delivers the cold air produced by the compressor to the various zones of the refrigeration unit.
Similarly, when the refrigerating chamber 10, the variable temperature chamber 20, and the freezing chamber 30 all reach the set temperatures: the first temperature controller 11 controls the air door of the refrigerating chamber 10 to be closed, the second temperature controller 21 controls the air door of the temperature changing chamber 20 to be closed, and the cold air flow directly influenced by the air door indirectly achieves the purpose of controlling the temperature by controlling the air door; the fan controller controls the compressor to shut down and the compressor controller 320 controls the fan to shut down.
Preferably, the freezing chamber 30 further includes a defrosting heater communicatively connected to the operation module 1 through the communication bus 5 or a wireless network.
After the freezing chamber 30 of the refrigeration equipment runs for a certain time, the frost layers of the evaporator gradually accumulate and thicken gradually, if the frost layers are removed irregularly, the evaporator is blocked by the frost layers, the wind resistance is increased, the air circulation efficiency in the chamber is reduced, the refrigeration effect is reduced, and even the refrigeration effect cannot be realized, the defrosting heater has a heating function, when the defrosting heater needs to be heated, the operation module 1 sends an instruction to the defrosting heater, the defrosting heater is started, the heater of the defrosting heater heats the frost layers to melt, the defrosting treatment is carried out on the freezing chamber 30 periodically through the defrosting heater, and the refrigeration effect is effectively guaranteed.
Preferably, the defrosting heater is a steel tube heater, an aluminum tube heater or a quartz tube heater.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A distributed communication control system is characterized in that the system is used for refrigeration equipment and comprises an operation module, a temperature control module, a fan module and a compressor module;
the temperature control module, the fan module and the compressor module receive an instruction sent by the operation module and upload information to the operation module through a communication bus or a wireless network, the temperature control module is used for detecting and adjusting the temperature of a refrigerating chamber and/or a temperature-changing chamber of the refrigeration equipment, the fan module is used for controlling the start and stop of a condensation fan in the refrigerating chamber, and the compressor module is used for controlling the start and stop of a compressor.
2. The distributed communications control system of claim 1, wherein: the operation module, the temperature control module, the fan module and the compressor module are all hung on the communication bus and are provided with respective node numbers.
3. The distributed communications control system of claim 1, wherein: the operation module is a display operation module and has a display function and a touch operation function.
4. The distributed communications control system of claim 2, wherein: the temperature control module comprises a first air door module and a second air door module, the first air door module is used for controlling an air door of the refrigerating chamber, and the second air door module is used for controlling an air door of the temperature changing chamber.
5. The distributed communications control system of claim 1, wherein: the defrosting heating module receives an instruction sent by the operation module and uploads information to the operation module through a communication bus or a wireless network, and the defrosting heating module is used for heating and defrosting a frost layer of the freezing chamber.
6. The distributed communications control system of claim 1, wherein: the wireless network is Bluetooth, ZigBee, 2.4G or 433 MHz.
7. The distributed communications control system of claim 6, wherein: the Bluetooth adopts a Bluetooth Mesh networking technology.
8. A refrigeration equipment, includes operating module, communication bus or wireless network, walk-in, temperature-changing room and freezer, its characterized in that: the refrigerating chamber comprises a first temperature controller, the first temperature controller controls starting and stopping of an air door of the refrigerating chamber and detects the indoor temperature of the refrigerating chamber, and the operation module is arranged on the outer wall of the refrigerating equipment and has a display function and a touch operation function;
the temperature-changing chamber comprises a second temperature controller, and the second temperature controller controls the starting and stopping of an air door of the temperature-changing chamber and detects the indoor temperature of the temperature-changing chamber;
the freezing chamber comprises a fan controller and a compressor controller, the fan controller controls the start and stop of the compressor, and the compressor controller controls the start and stop of the fan;
the first temperature controller, the second temperature controller, the fan controller and the compressor controller are all in communication connection with the operation module through a communication bus or a wireless network.
9. A refrigeration apparatus as recited in claim 8, wherein: the freezing chamber further comprises a defrosting heater, and the defrosting heater is in communication connection with the operation module through a communication bus or a wireless network.
10. A refrigeration apparatus as recited in claim 8, wherein: the defrosting heater is a steel tube heater, an aluminum tube heater or a quartz tube heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911008203.4A CN110701850A (en) | 2019-10-22 | 2019-10-22 | Distributed communication control system and refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911008203.4A CN110701850A (en) | 2019-10-22 | 2019-10-22 | Distributed communication control system and refrigeration equipment |
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| CN110701850A true CN110701850A (en) | 2020-01-17 |
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| CN201911008203.4A Pending CN110701850A (en) | 2019-10-22 | 2019-10-22 | Distributed communication control system and refrigeration equipment |
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| JP2015133687A (en) * | 2013-11-22 | 2015-07-23 | 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． | Apparatus control system and refrigerator |
| CN107300287A (en) * | 2017-07-31 | 2017-10-27 | 绵阳美菱软件技术有限公司 | A kind of refrigerator detection method and device |
| CN108571858A (en) * | 2018-04-26 | 2018-09-25 | 合肥美的电冰箱有限公司 | Refrigerator and its control method, control device, readable storage medium storing program for executing |
| CN109425191A (en) * | 2017-08-24 | 2019-03-05 | 合肥美的智能科技有限公司 | Intelligent refrigerator and intelligent refrigerator system |
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2019
- 2019-10-22 CN CN201911008203.4A patent/CN110701850A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201100781Y (en) * | 2007-08-16 | 2008-08-13 | 海信（北京）电器有限公司 | Bus control refrigerator |
| CN102519218A (en) * | 2011-12-22 | 2012-06-27 | 合肥美的荣事达电冰箱有限公司 | Intelligent refrigerator |
| JP2015133687A (en) * | 2013-11-22 | 2015-07-23 | 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． | Apparatus control system and refrigerator |
| CN107300287A (en) * | 2017-07-31 | 2017-10-27 | 绵阳美菱软件技术有限公司 | A kind of refrigerator detection method and device |
| CN109425191A (en) * | 2017-08-24 | 2019-03-05 | 合肥美的智能科技有限公司 | Intelligent refrigerator and intelligent refrigerator system |
| CN108571858A (en) * | 2018-04-26 | 2018-09-25 | 合肥美的电冰箱有限公司 | Refrigerator and its control method, control device, readable storage medium storing program for executing |
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Application publication date: 20200117 |