CN111895707A - Refrigerator defrosting method and device and ice machine - Google Patents
Refrigerator defrosting method and device and ice machine Download PDFInfo
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- CN111895707A CN111895707A CN202010698938.0A CN202010698938A CN111895707A CN 111895707 A CN111895707 A CN 111895707A CN 202010698938 A CN202010698938 A CN 202010698938A CN 111895707 A CN111895707 A CN 111895707A
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- defrosting
- ice making
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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
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C1/00—Producing ice
- F25C1/22—Construction of moulds; Filling devices for moulds
- F25C1/24—Construction of moulds; Filling devices for moulds for refrigerators, e.g. freezing trays
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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
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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
- F25D2700/12—Sensors measuring the inside temperature
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- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Defrosting Systems (AREA)
Abstract
The application provides a refrigerator defrosting method, a device and an ice maker, the refrigerator comprises a freezing chamber and an ice making chamber, the refrigerator defrosting method comprises the steps of obtaining freezing data of the freezing chamber, defrosting the freezing chamber if the freezing data meet a defrosting starting condition of the freezing chamber, refrigerating in the freezing chamber and the ice making chamber can be stopped when the freezing chamber is defrosted, the temperature in the freezing chamber rises, defrosting ending time of the freezing chamber is obtained, defrosting starting time of the ice making chamber is determined according to the defrosting ending time of the freezing chamber, and therefore heat exchange efficiency of the refrigerator is improved through defrosting of the freezing chamber and the ice making chamber.
Description
Technical Field
The application relates to the field of household refrigeration, in particular to a refrigerator defrosting method and device and an ice machine.
Background
In the using process of the refrigerator, water vapor in the environment suddenly cools in a freezing chamber of the refrigerator, and the water vapor is condensed into frost and can be formed into a thick layer of ice if not processed in time.
Thick frost in the refrigerator affects the heat exchange efficiency of the refrigerator, thereby affecting the refrigerating capacity and the fresh-keeping capacity of the refrigerator, and the refrigerator consumes more power.
Disclosure of Invention
The application aims to provide a refrigerator defrosting method, a refrigerator defrosting device and an ice maker, which can defrost a refrigerator, so that the heat exchange efficiency of the refrigerator is improved to a certain extent.
According to an aspect of an embodiment of the present application, there is provided a refrigerator defrosting method including: obtaining freezing data of the freezing chamber, and defrosting the freezing chamber if the freezing data meets a defrosting starting condition of the freezing chamber; acquiring defrosting ending time of the freezing chamber; and determining the defrosting starting time of the ice making chamber according to the defrosting ending time of the freezing chamber.
According to an aspect of an embodiment of the present application, there is provided a refrigerator defrosting apparatus including: the freezing chamber defrosting module is configured to acquire freezing data of the freezing chamber, and if the freezing data meets a defrosting starting condition of the freezing chamber, defrosting the freezing chamber; the acquisition module is configured to acquire the defrosting starting time of the freezing chamber and determine the defrosting ending time of the freezing chamber according to the defrosting starting time of the freezing chamber, the freezing data and the defrosting ending condition of the freezing chamber; and the ice-making chamber defrosting module is configured to determine defrosting starting time of the ice-making chamber according to the defrosting ending time of the freezing chamber.
In some embodiments of the present application, based on the foregoing, the freezing compartment defrosting module is configured to: acquiring the accumulated running time of a compressor in the refrigerator after the last defrosting is finished; if the accumulated running time reaches a first time threshold, acquiring the temperature of the freezing chamber; and if the temperature of the freezing chamber is lower than a first temperature threshold value, defrosting the freezing chamber.
In some embodiments of the present application, based on the foregoing, the freezing compartment defrosting module is configured to: and if the temperature of the freezing chamber is higher than the first temperature threshold, precooling the freezing chamber, and defrosting the freezing chamber until the temperature of the precooled freezing chamber is lower than the first temperature threshold.
In some embodiments of the present application, based on the foregoing solution, the obtaining module is configured to: acquiring defrosting data of a freezing chamber and defrosting ending conditions of the freezing chamber; and determining the defrosting ending time of the freezing chamber according to the defrosting data of the freezing chamber and the defrosting ending condition of the freezing chamber.
In some embodiments of the present application, based on the foregoing, the ice making chamber defrosting module is configured to: and setting the defrosting ending time of the freezing chamber as the defrosting starting time of the ice making chamber.
In some embodiments of the present application, based on the foregoing, the ice making chamber defrosting module is configured to: acquiring ice making data of the ice making chamber; determining the time length required by defrosting of the ice making chamber according to the ice making data and the defrosting ending condition of the ice making chamber; and subtracting the defrosting time of the ice making chamber from the defrosting ending time of the freezing chamber to obtain a result, and using the result as the defrosting starting time of the ice making chamber.
In some embodiments of the present application, based on the foregoing, the refrigerator further includes a freezing compartment refrigeration module configured to: acquiring defrosting ending time of the ice making chamber after defrosting of the ice making chamber is ended; determining the defrosting ending time of the freezing chamber according to the defrosting ending time of the freezing chamber and the defrosting ending time of the ice making chamber; if the defrosting ending time of the freezing chamber meets a sixth time threshold, refrigerating the freezing chamber again; acquiring the refrigerating time of the freezing chamber or the temperature of the freezing chamber after refrigerating is resumed; and if the refrigerating time of the freezing chamber is up to a fifth time threshold, or the temperature of the freezing chamber after refrigerating is restored is lower than a fifth temperature threshold, starting a freezing fan of the freezing chamber.
In some embodiments of the present application, based on the foregoing, the refrigerator further includes an ice making chamber cooling module configured to: after defrosting of the ice making chamber is finished, refrigerating the ice making chamber again; acquiring the refrigerating time of the ice making chamber or the temperature of the defrosting device after the refrigerating of the ice making chamber is recovered; and if the refrigerating time of the ice making chamber is recovered to reach a fourth time threshold, or the temperature of the defrosting device after the refrigerating of the ice making chamber is recovered is lower than a fourth temperature threshold, starting an ice making fan of the ice making chamber.
According to an aspect of an embodiment of the present application, there is provided an ice maker disposed in an ice making chamber of a refrigerator defrosted using the above refrigerator defrosting method, the ice maker including: the ice making grid is arranged in the ice making chamber and is used for containing water and unfinished ice cubes; the ice making evaporator is arranged in contact with the ice making grid and is used for icing the water and the ice blocks which are not frozen; the ice removing heater is arranged in contact with the ice making grids and is used for removing ice blocks from the ice making grids; and the air outlet of the ice making fan faces the ice storage box in the ice making chamber.
The technical scheme provided by the embodiment of the application can have the following beneficial effects:
in the technical scheme provided by some embodiments of the application, a refrigerator defrosting method is provided, the refrigerator comprises a freezing chamber and an ice making chamber, the refrigerator defrosting method comprises the steps of obtaining freezing data of the freezing chamber, defrosting the freezing chamber if the freezing data meets defrosting starting conditions of the freezing chamber, raising the temperature in the freezing chamber, obtaining defrosting ending time of the freezing chamber, determining defrosting starting time of the ice making chamber according to the defrosting ending time of the freezing chamber, so that the heat exchange efficiency of the refrigerator is improved by defrosting the freezing chamber and the ice making chamber, adjusting the defrosting starting time of the ice making chamber according to the defrosting ending time of the freezing chamber, and under the condition that refrigeration is recovered only after homogenization frost of the freezing chamber and the ice making chamber is ended, the time length between the defrosting starting time of the ice making chamber and the refrigeration recovering time of the ice making chamber can be reduced as much as possible, the time length of the defrosting stage of the ice making chamber is shortened, the influence of the temperature rise caused by stopping refrigeration and defrosting on ice blocks in the ice making chamber in the defrosting stage is reduced, the adhesion of the ice blocks caused by the temperature rise is reduced to a certain extent, and the ice blocks can be stored quickly in the ice making chamber.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
FIG. 1A shows a schematic view of a refrigerator configuration of one embodiment of the present application;
FIG. 1B shows a schematic view of a refrigerator configuration of one embodiment of the present application;
FIG. 1C shows a schematic view of a refrigerator configuration of one embodiment of the present application;
fig. 2A illustrates a schematic view of an ice making compartment structure of an embodiment of the present application;
FIG. 2B shows a schematic of an ice making machine of an embodiment of the present application;
FIG. 2C shows a schematic of an ice making machine of an embodiment of the present application;
FIG. 2D shows a schematic of an ice making machine of an embodiment of the present application;
fig. 3 schematically illustrates a flow chart of a refrigerator defrosting method according to an embodiment of the present application;
fig. 4 schematically illustrates a flowchart of a refrigerator defrosting method according to an embodiment of the present application;
fig. 5 is a schematic diagram schematically showing a temperature change of a freezing compartment, a temperature change of an ice making compartment, and a change of power of a refrigerator according to the present application;
fig. 6 schematically illustrates a block diagram of a refrigerator defrosting apparatus according to an embodiment of the present application.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the application. One skilled in the relevant art will recognize, however, that the subject matter of the present application can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and so forth. In other instances, well-known methods, devices, implementations, or operations have not been shown or described in detail to avoid obscuring aspects of the application.
The block diagrams shown in the figures are functional entities only and do not necessarily correspond to physically separate entities. I.e. these functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor means and/or microcontroller means.
The flow charts shown in the drawings are merely illustrative and do not necessarily include all of the contents and operations/steps, nor do they necessarily have to be performed in the order described. For example, some operations/steps may be decomposed, and some operations/steps may be combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.
In one embodiment of the present application, as shown in fig. 1A, the refrigerator 100 may include an ice making chamber 11, a refrigerating chamber 12, and a freezing chamber 13, the ice making chamber 11 may be disposed in the refrigerating chamber 12, and as shown in fig. 1B, a display panel 121 and an ice/water outlet 122 may be disposed on a door of the refrigerating chamber 12, wherein the ice making chamber 11 communicates with the ice/water outlet 122 for taking ice.
In one embodiment of the present application, as shown in fig. 1C, the freezing compartment 13 may include a freezing drawer 131, and the freezing drawer 131 may be a french drawer.
In an embodiment of the present application, the refrigerator 101 may obtain freezing data of the freezing chamber 13, if the freezing data meets a defrosting start condition of the freezing chamber 13, the freezing chamber 13 is defrosted, when the freezing chamber 13 is defrosted, the temperature in the freezing chamber 13 is increased, a defrosting end time of the freezing chamber 13 is obtained, and a defrosting start time of the ice making chamber 11 is determined according to the defrosting end time of the freezing chamber 13, so as to improve the heat exchange efficiency of the refrigerator 104 by defrosting the freezing chamber 13 and the ice making chamber 11, further, the defrosting start time of the ice making chamber 11 may be adjusted according to the defrosting end time of the freezing chamber 13, and when the freezing chamber 13 and the ice making chamber 11 can recover refrigeration only after the homogenization frost of the freezing chamber 13 and the ice making chamber 11 is over, the duration of the defrosting start time of the ice making chamber 11 from the refrigerating time of the ice making chamber 11 may be reduced as much as possible, and the duration of the defrosting stage of the ice making, the influence of the temperature rise caused by stopping refrigeration and defrosting on the ice cubes in the ice making chamber 11 in the defrosting stage is reduced, the adhesion of the ice cubes caused by the temperature rise is relieved to a certain extent, and the ice cube ice making chamber 11 is favorable for fast storage of the ice cubes.
In one embodiment of the present application, as shown in fig. 2A, the ice making chamber 11 may include an ice maker 111 and an ice bank 112 located below the ice maker 111.
In an embodiment of the present application, there is provided an ice maker 111 provided in an ice making compartment 11 of a refrigerator defrosted using a refrigerator defrosting method of the present application, as shown in fig. 2B, 2C and 2D, the ice maker 111 may include: the ice making device comprises an ice making grid 1111, an ice making evaporator 1112, an ice removing heater 1113 and an ice making fan 1114, wherein the ice making grid 1111 is arranged in the ice making chamber 11 and used for containing water and ice blocks which are not frozen completely, the ice making evaporator 1112 is arranged in contact with the ice making grid 1111 and used for freezing the water and the ice blocks which are not frozen completely in the ice making grid 1111, an air outlet of the ice making fan 1114 faces an ice storage box 112 in the ice making chamber, and an air outlet of the ice making fan 1114 can diffuse cold air gathered at the ice making evaporator 1112 into the ice storage box 112 in the ice making chamber 11, so that ice storage of the ice storage box 112 is facilitated. The arrows in fig. 2C indicate the route of the cold air generated by the ice making evaporator 1112 under the action of the ice making fan 1114, and the ice making fan 1114 sucks the air from the air duct below the ice making compartment 1111, flows to the ice making fan 1114, and blows out the air from below the ice making machine 111, and continuously circulates to facilitate the storage of ice in the ice storage bin 112 below the ice making machine 111.
In one embodiment of the present application, the deicing heater 1113 is disposed in contact with the ice making compartment 1111 and below the ice making compartment 1111, and after water in the ice making compartment 1111 and ice cubes that have not frozen are frozen, the deicing heater 1113 heats the ice making compartment 1111 to melt the surface of the ice cubes in the ice making compartment 1111, so that the ice cubes in the ice making compartment 1111 are easily separated from the ice making compartment 1111.
In an embodiment of the present application, the ice making evaporator 1112 and the ice removing heater 1113 may be disposed at a close position, and the ice removing heater 1113 may be disposed below the ice making machine 111 together with the ice making evaporator 1112, and when the ice removing heater 1113 is used as a defrosting device of the ice making chamber 11, the ice making evaporator 1112 can cool the ice removing heater 1113 more quickly, which is beneficial to quickening the time for the ice making chamber to recover refrigeration.
In one embodiment of the present application, as shown in fig. 2C, the ice making evaporator 1112 may be an ice making evaporation pipe located at the bottom of the ice making compartment 1111, and the deicing heater 1113 may be a deicing heating pipe located at the bottom of the ice making compartment 1111.
In one embodiment of the present application, the ice maker 111 may include an ice making compartment 1111, an ice making evaporator 1112, an ice removing heater 1113, an ice making fan 1114, and an ice making control unit 1115, the ice making evaporator 1112 is electrically connected to the ice making control unit 1115, the ice removing heater 1113 is electrically connected to the ice making control unit 1115, the ice making fan 1114 is electrically connected to the ice making control unit 1115, and the ice making control unit 1115 controls the start and stop of the ice making evaporator 1112, the ice removing heater 1113, and the ice making fan 1114.
In an embodiment of the present application, the ice making chamber 11 provides cooling source for cooling through an ice making evaporation pipe at the lower part of the ice making machine 111, wherein the ice making control unit 1115 may be disposed at the right side of the ice making machine 111, the ice making fan 1114 may be disposed below the ice making control unit 1115, and the fan operates to generate a wind pressure difference to realize a clockwise wind circulation as shown in fig. 2C, so as to lower the temperature of the ice making chamber 11, after the ice making compartment 1111 absorbs the cooling energy of the ice making evaporation pipe, the water in the compartment 1111 is frozen into ice, and the ice is removed by heating through an ice removing heating pipe at the lower part of the ice making machine 11, because the ice making chamber 11 is an independent compartment and does not exchange heat and humidity with other compartment products, the defrosting of the ice making chamber 11 is also completed through the ice making fan 1114 and the ice removing heater 1113. In an embodiment of the present application, the ice making control unit 1115 may obtain freezing data of the freezing compartment 13, defrost the freezing compartment 13 if the freezing data meets a defrosting start condition of the freezing compartment 13, when the freezing compartment 13 is defrosted, the temperature in the freezing compartment 13 is increased, a defrosting end time of the freezing compartment 13 is obtained, and a defrosting start time of the ice making compartment 11 is determined according to the defrosting end time of the freezing compartment 13, so as to improve the heat exchange efficiency of the refrigerator 104 by defrosting the freezing compartment 13 and the ice making compartment 11, and in addition, the defrosting start time of the ice making compartment 11 may be adjusted according to the defrosting end time of the freezing compartment 13, and in a case where refrigeration is resumed only after the homogenization of the freezing compartment 13 and the ice making compartment 11 is completed, a duration between the defrosting start time of the ice making compartment 11 and the refrigeration resumption time of the ice making compartment 11 may be reduced as much as possible, the time length of the defrosting stage of the ice making chamber 11 is shortened, the influence of the temperature rise caused by stopping refrigeration and defrosting on ice blocks in the ice making chamber 11 in the defrosting stage is reduced, the adhesion of the ice blocks caused by the temperature rise is reduced to a certain extent, and the ice blocks can be stored in the ice making chamber 11 quickly.
In one embodiment of the present application, the ice-making control unit 1115 may be electrically connected to a detection device in the refrigerator 100 to acquire freezing data of the freezing compartment 13 and a defrosting end time of the freezing compartment 13.
In one embodiment of the present application, the detection device may be a sensor.
The implementation details of the technical solution of the embodiment of the present application are set forth in detail below:
fig. 3 schematically shows a flowchart of a refrigerator defrosting method according to an embodiment of the present application, an execution subject of which may be a server, such as the refrigerator 100 shown in fig. 1A.
Referring to fig. 3, the refrigerator defrosting method at least includes steps S310 to S330, which are described in detail as follows:
in step S310, freezing data of the freezing chamber is acquired, and if the freezing data satisfies a defrosting start condition of the freezing chamber, the freezing chamber is defrosted.
In one embodiment of the present application, the freezing data of the freezing chamber may include freezing time, accumulated operating time of a compressor in the refrigerator after the last defrosting is finished, temperature of the freezing chamber, frost layer thickness of the freezing chamber, and the like.
In an embodiment of the application, the accumulated operation time of the compressor in the refrigerator after the last defrosting is finished may be acquired, if the accumulated operation time reaches a first time threshold, the temperature of the freezing chamber is acquired, and if the temperature of the freezing chamber is lower than the first temperature threshold, the defrosting of the freezing chamber is performed.
In the embodiment, because the temperature in the freezing chamber is increased by defrosting the freezing chamber, before defrosting the freezing chamber, whether the temperature in the freezing chamber is lower than the first temperature threshold value is judged, so that the food can be still frozen in the freezing chamber with the increased temperature after defrosting.
In an embodiment of the application, if the temperature of the freezing chamber is higher than the first temperature threshold, the freezing chamber is precooled until the temperature of the precooled freezing chamber is lower than the first temperature threshold, and then the freezing chamber is defrosted.
In one embodiment of the present application, the freezer compartment may be refrigerated using a compressor that refrigerates the freezer compartment.
In an embodiment of the application, after the freezing chamber starts defrosting, the refrigeration of the freezing chamber and the refrigeration of the ice making chamber are both stopped, and the ice making chamber can be precooled while the freezing chamber is precooled, so that the temperature of the ice making chamber is lower than a precooling temperature threshold value, and ice blocks can still be stored after the ice making chamber is defrosted.
In other embodiments of the present application, the ice making chamber may be normally cooled when the freezing chamber defrosts, after the defrosting of the freezing chamber is finished, the ice making chamber is switched to the ice making chamber for defrosting, and when the freezing chamber defrosts, the ice making chamber is normally cooled, the temperature of the ice making chamber does not rise, and ice storage in the ice making chamber is not affected.
In one embodiment of the present application, an ice making evaporator in an ice making compartment may be used to refrigerate the ice making compartment. In step S320, a defrosting end time of the freezing compartment is acquired.
In one embodiment of the present application, the defrosting data of the freezing chamber and the defrosting end condition of the freezing chamber may be acquired, and the defrosting end time of the freezing chamber may be determined according to the defrosting data of the freezing chamber and the defrosting end condition of the freezing chamber.
In one embodiment of the present application, the defrosting data of the freezing chamber is obtained by measuring the freezing chamber in the defrosting process, and may include a defrosting start time of the freezing chamber, a defrosting duration of the freezing chamber, a temperature of the freezing chamber, or a frost layer thickness of the freezing chamber.
In one embodiment of the present application, the defrosting end condition of the freezing compartment may be: the defrosting duration of the freezing chamber reaches a second time threshold. The defrosting end time of the freezing chamber may be determined according to a time for acquiring a defrosting duration time of the freezing chamber and a defrosting duration time of the freezing chamber.
In one embodiment of the present application, a defrosting start time of the freezing compartment may be acquired, and a defrosting duration time of the freezing compartment may be acquired according to a current time and the defrosting start time of the freezing compartment.
In one embodiment of the present application, the defrosting end condition of the freezing compartment may be: the temperature of the freezer compartment is above the second temperature threshold. The cooling speed of the freezing chamber can be acquired, and the defrosting end time of the freezing chamber is determined according to the cooling speed of the freezing chamber and the temperature of the freezing chamber.
In one embodiment of the present application, the defrosting end condition of the freezing compartment may be: the thickness of the frost layer in the freezing chamber is below a first thickness threshold. The change speed of the thickness of the frost layer in the freezing chamber can be acquired, and the defrosting end time of the freezing chamber is determined according to the thickness of the frost layer in the freezing chamber and the change speed of the thickness of the frost layer in the freezing chamber.
In an embodiment of the application, it may be determined whether the defrosting data of the freezing chamber meets a defrosting end condition of the freezing chamber, and if the defrosting data of the freezing chamber meets the defrosting end condition of the freezing chamber, the defrosting of the freezing chamber is stopped, and a time for stopping defrosting of the freezing chamber is used as a defrosting end time of the freezing chamber.
With continued reference to fig. 3, in step S330, a defrosting start time of the ice making compartment is determined according to a defrosting end time of the freezing compartment.
In one embodiment of the present application, a defrosting end time of the freezing compartment may be set as a defrosting start time of the ice making compartment.
In this embodiment, the defrosting end time of the freezing chamber may be conveniently determined by detecting the defrosting data of the freezing chamber, so that the defrosting start time of the ice making chamber may be conveniently obtained.
In the embodiment, the freezing chamber is defrosted firstly, then the ice making chamber is defrosted, refrigeration of the freezing chamber and the ice making chamber can be recovered immediately after defrosting of the ice making chamber is finished, the ice making chamber is prevented from being kept in a high-temperature environment generated by defrosting and waiting for defrosting of the freezing chamber to be finished, and storage of ice in the ice making chamber is facilitated.
In the embodiment, the defrosting of the ice making chamber is started immediately after the defrosting of the freezing chamber is finished, and compared with the defrosting of the ice making chamber after the defrosting of the freezing chamber is finished for a period of time, the distance between the precooling finish time of the ice making chamber and the defrosting start time of the ice making chamber can be shortened, so that the ice making chamber can still keep a lower temperature when the refrigeration is started, and the ice storage in the ice making chamber is facilitated.
In the embodiment, if the volume of the freezing chamber is greater than that of the ice making chamber, the time length required for defrosting of the freezing chamber is longer than that required for defrosting of the ice making chamber, the time length for draining water after defrosting of the freezing chamber is longer than that for draining water after defrosting of the ice making chamber, defrosting of the ice making chamber is performed after defrosting of the freezing chamber is completed, draining water can be performed when the freezing chamber is defrosted in the ice making chamber, the time length for waiting for defrosting and draining water of the freezing chamber in a high-temperature environment generated by defrosting of the ice making chamber is reduced, and ice storage in the ice making chamber is facilitated.
In an embodiment of the application, ice making data of an ice making chamber can be acquired, the time length required for defrosting of the ice making chamber is determined according to the ice making data and the defrosting end condition of the ice making chamber, the result obtained by subtracting the time length required for defrosting of the ice making chamber from the defrosting end time of a freezing chamber is used as the defrosting start time of the ice making chamber, the defrosting of the freezing chamber and the ice making chamber is finished at the same time, the refrigeration of the freezing chamber and the ice making chamber can be started at the same time, the condition that the ice making chamber waits for defrosting of the freezing chamber in a high-temperature environment after defrosting is avoided, the condition that the freezing chamber waits for defrosting of the ice making chamber in the high-temperature environment after defrosting is also avoided, the ice in the ice making chamber is saved, and.
In one embodiment of the present application, the ice making data of the ice making chamber may include an ice making time, a last ice turning time of the ice maker, an accumulated operating time of the ice making evaporator after the last defrosting is finished, a temperature of the ice making chamber, a frost layer thickness of the ice making chamber, and the like.
In one embodiment of the present application, the defrosting end condition of the ice making chamber may be that the defrosting duration of the ice making chamber reaches a third time threshold, the temperature of the ice making chamber is lower than a third temperature threshold, or the thickness of the frost layer of the ice making chamber is lower than a second thickness threshold, and the like.
In one embodiment of the application, the drainage ending time after the freezing chamber is defrosted can be acquired, the defrosting time and the drainage time of the ice making chamber are acquired, the sum of the defrosting time and the drainage time of the ice making chamber is calculated, the sum of the defrosting time and the drainage time of the ice making chamber is subtracted from the drainage ending time after the freezing chamber is defrosted and serves as the defrosting starting time of the ice making chamber, the freezing chamber and the ice making chamber are enabled to finish drainage simultaneously, ice in the ice making chamber is favorably stored, and articles in the freezing chamber are favorably frozen.
In the embodiment shown in fig. 3, a defrosting method for a refrigerator is provided, the refrigerator includes a freezing chamber and an ice making chamber, freezing data of the freezing chamber is obtained, if the freezing data meets a defrosting start condition of the freezing chamber, the freezing chamber is defrosted, when the freezing chamber is defrosted, the temperature in the freezing chamber is raised, defrosting end time of the freezing chamber is obtained, defrosting start time of the ice making chamber is determined according to the defrosting end time of the freezing chamber, so that heat exchange efficiency of the refrigerator is improved by defrosting the freezing chamber and the ice making chamber, in addition, when refrigeration can be recovered only by the freezing chamber and the ice making chamber after the defrosting of the freezing chamber and the ice making chamber is ended, the defrosting start time of the ice making chamber can be adjusted according to the defrosting end time of the freezing chamber, the duration of the defrosting start time of the ice making chamber from the ice making chamber to the refrigeration recovery time is reduced as much as possible, which is beneficial to, the ice blocks in the ice making chamber are prevented from being adhered during defrosting, so that the ice making chamber can make full solid ice.
In one embodiment of the application, after defrosting in the ice making chamber is finished, the refrigeration of the ice making chamber can be resumed, and the refrigeration time length of the ice making chamber or the temperature of the defrosting device after the refrigeration of the ice making chamber is resumed is obtained; and if the refrigerating time of the ice making chamber is recovered to reach the fourth time threshold, or the temperature of the defrosting device after the refrigerating of the ice making chamber is recovered is lower than the fourth temperature threshold, starting an ice making fan of the ice making chamber.
In this embodiment, the end of defrosting of the ice making chamber means that defrosting of the ice making chamber is completed and draining is completed, and since the volume of the ice making chamber is small, the time when defrosting of the ice making chamber is completed and draining is regarded as the time when defrosting of the ice making chamber is completed.
In this embodiment, after defrosting of the ice making chamber is completed, the temperature of the defrosting device in the ice making chamber is highest, and if the ice making fan of the ice making chamber is immediately started, air at the defrosting device in the ice making chamber is diffused into the ice making chamber, which is not beneficial to storing ice in the ice making chamber.
In the embodiment, the ice making evaporator for refrigerating the ice making chamber is started after the water drainage of the ice making chamber is finished, so that the water drainage of the ice making chamber is facilitated, and the water formed by frost in the ice making chamber is prevented from being frozen under the action of the ice making evaporator.
In an embodiment of the application, the temperature of the ice making chamber after the refrigeration is resumed may be obtained, and if the temperature of the ice making chamber after the refrigeration is resumed is lower than the seventh temperature threshold, the ice making fan of the ice making chamber is turned on. In one embodiment of the present application, the defrosting device in the ice making compartment may be an ice removal heater in the ice making compartment.
In one embodiment of the present application, the ice removal heater in the ice making compartment may be located at the bottom of the ice making housing.
In one embodiment of the present application, after the freezing compartment is cooled again, the freezing compartment cooling-back time period or the freezing compartment cooling-back temperature may be acquired; and if the refrigerating time of the freezing chamber reaches a fifth time threshold or the temperature of the freezing chamber after refrigerating is restored is lower than a fifth temperature threshold, starting a freezing fan of the freezing chamber.
In this embodiment, before the ice making chamber finishes defrosting, the freezing chamber cannot be refrigerated, the freezing chamber is kept at the temperature after defrosting is finished, particularly, the temperature of the defrosting device in the freezing chamber is the highest, if the freezing fan of the freezing chamber is started immediately, air at the defrosting device in the freezing chamber is diffused into the freezing chamber, and storage of articles in the freezing chamber is not facilitated.
In an embodiment of the application, after defrosting of the ice making chamber is finished, defrosting end time of the ice making chamber may be acquired, defrosting end time of the freezing chamber is determined according to the defrosting end time of the freezing chamber and the defrosting end time of the ice making chamber, and if the defrosting end time of the freezing chamber meets a sixth time threshold, refrigeration of the freezing chamber is resumed. In an embodiment of the application, a time period required for draining water from the freezing chamber may be obtained, the sixth time threshold may be a time period required for draining water, and if the time period required for draining water from the freezing chamber is less than a difference between defrosting end time of the freezing chamber and defrosting end time of the ice making chamber, it is determined that draining water from the freezing chamber is completed after defrosting of the ice making chamber is completed; and if the time required for draining the water from the freezing chamber is longer than the difference between the defrosting ending time of the freezing chamber and the defrosting ending time of the ice making chamber, waiting for the draining of the freezing chamber to be finished, and then starting a compressor for refrigerating the freezing chamber.
In an embodiment of the application, a time length between the current time and the defrosting end time of the ice making chamber may be obtained, and if the time length between the current time and the defrosting end time of the ice making chamber satisfies the ice making fan starting time length, the ice making fan is started.
In one embodiment of the present application, the defrosting device in the freezing compartment may be an evaporator of a refrigerator.
In an embodiment of the application, the space of the freezing chamber is large, the defrosting is finished earlier than the ice making chamber, the efficiency of the refrigerating device is higher than that of the ice making chamber, the fifth temperature threshold value after the refrigeration is recovered is higher than the fourth temperature threshold value which needs to be reached after the refrigeration is recovered by the ice making chamber, the time required for the freezing chamber to be lower than the fifth temperature threshold value is shorter than the time required for the fourth temperature threshold value lower than the ice making chamber, the freezing fan of the freezing chamber can be started first, and meanwhile, after the ice making chamber is cooled to the fourth temperature threshold value, the ice making fan of the ice making chamber is started.
Fig. 4 schematically shows a flowchart of a refrigerator defrosting method according to an embodiment of the present application, an execution subject of which may be a server, such as the refrigerator 100 shown in fig. 1A.
Referring to fig. 4, the refrigerator defrosting method at least includes steps S410 to S4160, which are described in detail as follows:
in step S410, the compressor and the freezing fan cool, and the accumulated operation time of the compressor after the last defrosting is finished is obtained.
In step S420, it is determined whether the accumulated operation time of the compressor reaches a first time threshold.
In an embodiment of the present application, if the first time threshold is reached, go to step S420; if the first time threshold is not reached, the process goes to step S410.
In step S430, the pre-cooling program is entered and the compressor is continuously operated.
In an embodiment of the present application, if the compressor is an inverter compressor, the inverter compressor is operated in an up-conversion mode, so as to accelerate the pre-cooling time.
In step S440, the temperature of the pre-cooled freezer compartment or the pre-cooling time is obtained, and it is determined whether the temperature of the pre-cooled freezer compartment is lower than a first temperature threshold or whether the pre-cooling time reaches a pre-cooling time threshold.
In an embodiment of the present application, if the temperature is lower than the first temperature threshold or the pre-cooling time threshold is reached, go to step S450; and if the temperature is higher than the first temperature threshold value or the precooling time threshold value is not reached, jumping to the step S430.
In step S450, the defrosting device of the freezing chamber is operated.
In one embodiment of the present application, the defrosting device of the freezing chamber is a freezing chamber defrosting heater.
In step S460, the temperature at the defrosting device of the freezing compartment or the operation duration of the defrosting device is obtained, and it is determined whether the temperature at the defrosting device of the freezing compartment is higher than the second temperature threshold or whether the operation duration of the defrosting device reaches the second time threshold.
In an embodiment of the present application, if the temperature at the defrosting device of the freezing compartment is higher than the second temperature threshold, or the operation duration of the defrosting device reaches the second time threshold, the process jumps to step S470; if the temperature of the defrosting device of the freezing chamber is not higher than the second temperature threshold value, or the operation duration of the defrosting device does not reach the second time threshold value, the operation goes to step S450.
In step S470, the operation of the defrosting device of the freezing chamber is stopped.
In step S480, the defrosting device of the ice making compartment is operated.
In one embodiment of the present application, the defrosting device of the ice making chamber is an ice making scraping heater.
In step S490, the temperature of the temperature sensor in the ice making chamber or the duration of defrosting of the ice making chamber is obtained, and it is determined whether the temperature of the temperature sensor in the ice making chamber is higher than a third temperature threshold or whether the duration of defrosting of the ice making chamber reaches a third time threshold.
In one embodiment of the present application, if the temperature of the temperature sensor in the ice making chamber is higher than the third temperature threshold, or the duration of defrosting of the ice making chamber reaches the third time threshold, jumping to step S4100; if the temperature of the temperature sensor in the ice making chamber is not higher than the third temperature threshold, or the defrosting duration of the ice making chamber does not reach the third time threshold, the process skips to step S480.
In step S4100, the defrosting device of the ice making compartment stops operating.
In step S4110, a defrosting end time of the freezing chamber is obtained, a defrosting end time of the freezing chamber is determined according to the defrosting end time of the freezing chamber and the defrosting end time of the ice making chamber, and whether the defrosting end time of the freezing chamber reaches a sixth time threshold is determined.
In an embodiment of the present application, if the defrosting end time of the freezing chamber reaches the sixth time threshold, it jumps to step S4120; if the defrosting end time of the freezing chamber does not reach the sixth time threshold, the process goes to step S4100.
In one embodiment of the present application, the sixth time threshold may be a time period required for the drainage of the freezing compartment.
In one embodiment of the present application, when the sixth time threshold is reached, the drainage of the freezing chamber is completed and the drainage of the ice making chamber is completed, and the step S4120 is performed only when the defrosting end time period of the freezing chamber reaches the time period required for the drainage of the freezing chamber and the defrosting end time period of the ice making chamber reaches the time period required for the drainage of the ice making chamber.
In step S4120, the compressor operates to cool the freezing chamber, and the ice-making evaporator operates to cool the ice-making chamber.
In step S4130, the cooling time of the compressor after the cooling is resumed or the temperature at the defrosting device of the freezing compartment after the cooling is acquired, and it is determined whether the cooling time of the compressor after the cooling reaches the fifth time threshold or whether the temperature at the defrosting device of the freezing compartment after the cooling is lower than the fifth temperature threshold.
In an embodiment of the present application, if the refrigerating time of the refrigerated compressor reaches the fifth time threshold or the temperature at the defrosting device of the refrigerated freezer is lower than the fifth temperature threshold, the process goes to step S4140; and if the refrigerating time of the refrigerated compressor does not reach the fifth time threshold or the temperature of the defrosting device of the refrigerated freezing chamber is not lower than the fifth temperature threshold, jumping to the step S4120.
In step S4140, the freezing fan of the freezing chamber is turned on.
In step S4150, the cooling time of the ice making evaporator after the cooling is resumed or the temperature at the defrosting device of the ice making chamber after the cooling is acquired, and it is determined whether the cooling time of the ice making evaporator after the cooling reaches the fourth time threshold or whether the temperature at the defrosting device of the ice making chamber after the cooling is lower than the fourth temperature threshold.
In an embodiment of the present application, if the refrigerating time of the refrigerated ice-making evaporator reaches the fourth time threshold or the temperature at the defrosting device of the refrigerated ice-making chamber is lower than the fourth temperature threshold, the process jumps to step S4160; and if the refrigerating time of the refrigerated ice-making evaporator does not reach the fourth time threshold or the temperature of the defrosting device of the refrigerated ice-making chamber is not lower than the fourth temperature threshold, jumping to the step S4120.
In step S4160, the ice making fan of the ice making compartment is turned on, and it jumps to step S410.
In the embodiment of fig. 4, the freezing chamber is defrosted first, and then the ice making chamber is defrosted, so that the waiting time of the ice making chamber for defrosting in the freezing chamber in a high-temperature environment after defrosting can be shortened, the freezing chamber can drain water when defrosting and draining in the ice making chamber are finished, the waiting time of draining in the freezing chamber after draining in the ice making chamber is shortened, and the ice in the ice making chamber is favorably stored; compared with the method that the ice making chamber is defrosted after the water drainage of the freezing chamber is finished, the time for waiting for the defrosting of the ice making chamber in the high-temperature environment after the defrosting of the freezing chamber is finished can be reduced, and the storage of articles in the freezing chamber is facilitated.
It should be noted that fig. 4 only schematically shows steps of the refrigerator defrosting method according to an embodiment of the present application, and step S4130 may be performed before step S4150, and step S4130 may also be performed after step S4150.
In an embodiment of the present application, when the refrigerator defrosting method of the present application is used for defrosting a variable frequency refrigerator, there is a certain relationship between a temperature change of a freezing chamber, a temperature change of an ice making chamber, and a change of refrigerator power, and fig. 5 schematically illustrates a schematic diagram of a relationship between a temperature change of a freezing chamber, a temperature change of an ice making chamber, and a change of refrigerator power of the present application. As shown in fig. 5, when defrosting is required in a certain stage of normal operation of the refrigerator, the defrosting method of the refrigerator according to the present application is executed as pre-cooling of the refrigerator, in the pre-cooling stage, the compressor is used for cooling the freezing chamber, the compressor drives the ice-making evaporator to refrigerate the ice-making chamber, so that the temperature of the freezing chamber reaches a first temperature threshold, the temperature of the ice-making chamber reaches a pre-cooling temperature threshold, then the defrosting stage of the freezing chamber is entered, the temperature of the freezing chamber gradually rises along with the defrosting process of the freezing chamber until the temperature of the freezing chamber reaches a second temperature threshold, defrosting of the freezing chamber is completed, the defrosting stage of the ice-making chamber is entered, in the defrosting stage of the freezing chamber, because the ice-making evaporator in the ice-making chamber is not opened, the temperature of the ice-making chamber rises slightly compared with the cold temperature threshold under the effect of heat exchange with the, the temperature of the freezing chamber continues to rise under the action of heat exchange with the outside until the compressor recovers to refrigeration of the freezing chamber, the temperature in the ice making chamber rises to a third temperature threshold along with the progress of the defrosting process of the ice making chamber, the defrosting of the ice making chamber is finished, in the embodiment, the volume of the ice making chamber is smaller than that of the freezing chamber, the defrosting time of the ice making chamber is short, the ice making chamber enters a drainage waiting stage after the defrosting is finished, the freezing chamber and the ice making chamber in the drainage waiting stage can continue to rise in temperature under the action of heat exchange with the outside, when the drainage waiting stage is finished, the drainage of the freezing chamber and the ice making chamber is finished, then the compressor recovers to the refrigeration stage, in the refrigeration stage of the compressor, the compressor is used for refrigerating the freezing chamber, the compressor drives the evaporator to refrigerate the ice making chamber, and the freezing fan is started, the method comprises the steps that when the temperature of an ice making chamber is reduced to a fourth temperature threshold value, an ice making fan is started, defrosting is finished firstly in a freezing chamber, the heat dissipation time is longer after a defrosting device in the freezing chamber finishes running, the volume of the freezing chamber is larger, the heat dissipation efficiency is higher, the temperature of the freezing chamber is cooled faster after a compressor is started, the temperature of the freezing chamber is reduced to a fifth temperature threshold value firstly, the starting time of the freezing fan is earlier than the starting time of the ice making fan, after the freezing fan and the ice making fan are started, the freezing chamber and the ice making chamber are cooled rapidly and then enter a normal running stage of the refrigerator, and the refrigerator carries out intermittent refrigeration according to the temperature of the refrigerator, wherein the temperature of the freezing chamber floats by taking the average temperature of the freezing chamber as a standard, the temperature of the ice making chamber floats by taking the average.
In this embodiment, since the freezing chamber and the ice making chamber are only compartments of the refrigerator, the space is small, both the power of the freezing fan and the power of the ice making fan are required to be small, and after the freezing fan and the ice making fan are turned on, the power change of the refrigerator is small compared with before the freezing fan and the ice making fan are turned on, and therefore, the power change is not shown in fig. 5.
In this embodiment, by defrosting the freezing chamber first and then defrosting the ice making chamber, the time for the ice making chamber to exceed the fourth temperature threshold can be shortened, which is beneficial to the preservation of ice in the ice making chamber. It can be understood that, because the temperature difference between the freezing chamber and the ice making chamber in the refrigerator is large and the freezing chamber and the ice making chamber are relatively easy to frost, the implementation described in the above embodiments of the present application describes the defrosting process of the freezing chamber and the ice making chamber, and the defrosting schemes of the freezing chamber and the ice making chamber in the present application can also be used for defrosting control of other chambers such as the refrigerating chamber and the temperature changing chamber. If other compartments in the refrigerator need defrosting, the defrosting sequence of each compartment in the refrigerator can be reasonably arranged according to the defrosting time required by other compartments, the compartment with the longer defrosting time can be defrosted first, and the compartment with the shorter defrosting time can be defrosted later, so that the time for waiting for defrosting of other compartments in each compartment can be reduced.
The following describes embodiments of the apparatus of the present application, which may be used to perform the defrosting method of the refrigerator in the above embodiments of the present application. For details that are not disclosed in the embodiments of the apparatus of the present application, please refer to the embodiments of the defrosting method for a refrigerator described above in the present application.
Fig. 6 schematically illustrates a block diagram of a refrigerator defrosting apparatus according to an embodiment of the present application.
Referring to fig. 6, a refrigerator defrosting apparatus 600 according to an embodiment of the present application includes a freezing compartment defrosting module 601, a pickup module 602, and an ice making compartment defrosting module 603.
In some embodiments of the present application, based on the foregoing solution, the freezing chamber defrosting module 601 is configured to obtain freezing data of the freezing chamber, and defrost the freezing chamber if the freezing data meets a defrosting start condition of the freezing chamber; the obtaining module 602 is configured to obtain a defrosting start time of the freezing chamber, and determine a defrosting end time of the freezing chamber according to the defrosting start time of the freezing chamber, the freezing data and a defrosting end condition of the freezing chamber; the ice making compartment defrosting module 603 is configured to determine a defrosting start time of the ice making compartment according to a defrosting end time of the freezing compartment.
In some embodiments of the present application, based on the foregoing, the freezing compartment defrosting module 601 is configured to: acquiring the accumulated running time of a compressor in the refrigerator after the last defrosting is finished; if the accumulated running time reaches a first time threshold, acquiring the temperature of the freezing chamber; and if the temperature of the freezing chamber is lower than the first temperature threshold value, defrosting the freezing chamber.
In some embodiments of the present application, based on the foregoing, the freezing compartment defrosting module 601 is configured to: and if the temperature of the freezing chamber is higher than the first temperature threshold, precooling the freezing chamber until the temperature of the precooled freezing chamber is lower than the first temperature threshold, and defrosting the freezing chamber.
In some embodiments of the present application, based on the foregoing solution, the obtaining module 602 is configured to: acquiring defrosting data of a freezing chamber and defrosting ending conditions of the freezing chamber; and determining the defrosting end time of the freezing chamber according to the defrosting data of the freezing chamber and the defrosting end condition of the freezing chamber.
In some embodiments of the present application, based on the foregoing, the ice making compartment defrosting module 603 is configured to: the defrosting end time of the freezing chamber is used as the defrosting start time of the ice making chamber.
In some embodiments of the present application, based on the foregoing, the ice making compartment defrosting module 603 is configured to: acquiring ice making data of an ice making chamber; determining the time length required by defrosting of the ice making chamber according to the ice making data and the defrosting ending condition of the ice making chamber; and subtracting the defrosting time of the ice making chamber from the defrosting ending time of the freezing chamber to obtain a result, and using the result as the defrosting starting time of the ice making chamber.
In some embodiments of the present application, based on the foregoing, the refrigerator further includes a freezing compartment refrigeration module configured to: acquiring defrosting ending time of the ice making chamber after defrosting of the ice making chamber is ended; determining the defrosting ending time length of the freezing chamber according to the defrosting ending time of the freezing chamber and the defrosting ending time of the ice making chamber; if the defrosting ending time of the freezing chamber meets a sixth time threshold, refrigerating the freezing chamber again; acquiring the refrigerating time of the freezing chamber or the temperature of the freezing chamber after refrigerating is resumed; and if the refrigerating time of the freezing chamber reaches a fifth time threshold or the temperature of the freezing chamber after refrigerating is restored is lower than a fifth temperature threshold, starting a freezing fan of the freezing chamber.
In some embodiments of the present application, based on the foregoing, the refrigerator further includes an ice making chamber cooling module configured to: after defrosting of the ice making chamber is finished, refrigerating the ice making chamber again; acquiring the refrigerating time of the ice making chamber or the temperature of the defrosting device after the refrigerating of the ice making chamber is recovered; and if the refrigerating time of the ice making chamber is recovered to reach the fourth time threshold, or the temperature of the defrosting device after the refrigerating of the ice making chamber is recovered is lower than the fourth temperature threshold, starting an ice making fan of the ice making chamber.
According to an aspect of an embodiment of the present application, there is provided an ice maker disposed in an ice making chamber of a refrigerator defrosted using the above refrigerator defrosting method, the ice maker including: the ice making grid is arranged in the ice making chamber and is used for containing water and unfinished ice cubes; an ice making evaporator disposed below the ice making compartment for generating cool air to freeze the water and unfinished ice pieces in the ice making compartment; the air inlet of the ice making fan faces to a gap between the ice making grid and the ice making evaporator, and the air outlet of the ice making fan faces to the lower part of the ice making evaporator; and the deicing heater is arranged in contact with the ice making case and is positioned below the ice making case.
As will be appreciated by one skilled in the art, aspects of the present application may be embodied as a system, method or program product. Accordingly, various aspects of the present application may be embodied in the form of: an entirely hardware embodiment, an entirely software embodiment (including firmware, microcode, etc.) or an embodiment combining hardware and software aspects that may all generally be referred to herein as a "circuit," module "or" system.
Furthermore, the above-described figures are merely schematic illustrations of processes involved in methods according to exemplary embodiments of the present application, and are not intended to be limiting. It will be readily understood that the processes shown in the above figures are not intended to indicate or limit the chronological order of the processes. In addition, it is also readily understood that these processes may be performed synchronously or asynchronously, e.g., in multiple modules.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (10)
1. A method of defrosting a refrigerator, wherein the refrigerator includes a freezing compartment and an ice making compartment, the method comprising:
obtaining freezing data of the freezing chamber, and defrosting the freezing chamber if the freezing data meets a defrosting starting condition of the freezing chamber;
acquiring defrosting ending time of the freezing chamber;
and determining the defrosting starting time of the ice making chamber according to the defrosting ending time of the freezing chamber.
2. The refrigerator defrosting method according to claim 1, wherein the step of obtaining freezing data of the freezing chamber, and defrosting the freezing chamber if the freezing data meets a defrosting start condition of the freezing chamber comprises the steps of:
acquiring the accumulated running time of a compressor in the refrigerator after the last defrosting is finished;
if the accumulated running time reaches a first time threshold, acquiring the temperature of the freezing chamber;
and if the temperature of the freezing chamber is lower than a first temperature threshold value, defrosting the freezing chamber.
3. The defrosting method for the refrigerator according to claim 2, wherein if the temperature of the freezing chamber is higher than the first temperature threshold, the freezing chamber is precooled until the temperature of the precooled freezing chamber is lower than the first temperature threshold, and then the freezing chamber is defrosted.
4. The refrigerator defrosting method according to claim 1, wherein the obtaining of the defrosting end time of the freezing chamber comprises:
acquiring defrosting data of a freezing chamber and defrosting ending conditions of the freezing chamber;
and determining the defrosting ending time of the freezing chamber according to the defrosting data of the freezing chamber and the defrosting ending condition of the freezing chamber.
5. The refrigerator defrosting method according to claim 1, wherein the determining of the defrosting start time of the ice making compartment according to the defrosting end time of the freezing compartment includes:
and setting the defrosting ending time of the freezing chamber as the defrosting starting time of the ice making chamber.
6. The refrigerator defrosting method according to claim 1, wherein the determining of the defrosting start time of the ice making compartment according to the defrosting end time of the freezing compartment includes:
acquiring ice making data of the ice making chamber;
determining the time length required by defrosting of the ice making chamber according to the ice making data and the defrosting ending condition of the ice making chamber;
and subtracting the defrosting time of the ice making chamber from the defrosting ending time of the freezing chamber to obtain a result, and using the result as the defrosting starting time of the ice making chamber.
7. The refrigerator defrosting method according to claim 1, further comprising, after the ice making compartment is defrosted, acquiring a defrosting end time of the ice making compartment;
determining the defrosting ending time of the freezing chamber according to the defrosting ending time of the freezing chamber and the defrosting ending time of the ice making chamber;
if the defrosting ending time of the freezing chamber meets a sixth time threshold, refrigerating the freezing chamber again;
acquiring the refrigerating time of the freezing chamber or the temperature of the freezing chamber after refrigerating is resumed;
and if the refrigerating time of the freezing chamber is up to a fifth time threshold, or the temperature of the freezing chamber after refrigerating is restored is lower than a fifth temperature threshold, starting a freezing fan of the freezing chamber.
8. The refrigerator defrosting method according to claim 1, further comprising, after the ice making compartment is defrosted, the method further comprising:
recovering refrigeration to the ice making chamber;
acquiring the refrigerating time of the ice making chamber or the temperature of the defrosting device after the refrigerating of the ice making chamber is recovered;
and if the refrigerating time of the ice making chamber is recovered to reach a fourth time threshold, or the temperature of the defrosting device after the refrigerating of the ice making chamber is recovered is lower than a fourth temperature threshold, starting an ice making fan of the ice making chamber.
9. A defrosting device of a refrigerator is characterized by comprising:
the freezing chamber defrosting module is configured to acquire freezing data of the freezing chamber, and if the freezing data meets a defrosting starting condition of the freezing chamber, defrosting the freezing chamber;
the acquisition module is configured to acquire the defrosting starting time of the freezing chamber and determine the defrosting ending time of the freezing chamber according to the defrosting starting time of the freezing chamber, the freezing data and the defrosting ending condition of the freezing chamber;
and the ice-making chamber defrosting module is configured to determine defrosting starting time of the ice-making chamber according to the defrosting ending time of the freezing chamber.
10. An ice maker, characterized in that, the ice maker is arranged in an ice making chamber of a refrigerator defrosted by using the defrosting method of the refrigerator, the ice maker comprises:
the ice making grid is arranged in the ice making chamber and is used for containing water and unfinished ice cubes;
the ice making evaporator is arranged in contact with the ice making grid and is used for icing the water and the ice blocks which are not frozen;
the ice removing heater is arranged in contact with the ice making grids and is used for removing ice blocks from the ice making grids;
and the air outlet of the ice making fan faces the ice storage box in the ice making chamber.
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| CN113154766A (en) * | 2021-05-13 | 2021-07-23 | 珠海格力电器股份有限公司 | Refrigerator control method and refrigerator |
| WO2022166735A1 (en) * | 2021-02-03 | 2022-08-11 | 合肥华凌股份有限公司 | Defrosting method |
| WO2023035997A1 (en) * | 2021-09-08 | 2023-03-16 | 青岛海尔电冰箱有限公司 | Refrigerator control method and refrigerator |
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| CN113154766B (en) * | 2021-05-13 | 2022-04-26 | 珠海格力电器股份有限公司 | Refrigerator control method and refrigerator |
| WO2023035997A1 (en) * | 2021-09-08 | 2023-03-16 | 青岛海尔电冰箱有限公司 | Refrigerator control method and refrigerator |
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