CN213020476U - Freshness retaining container and refrigeration equipment with same - Google Patents
Freshness retaining container and refrigeration equipment with same Download PDFInfo
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- CN213020476U CN213020476U CN202022046945.0U CN202022046945U CN213020476U CN 213020476 U CN213020476 U CN 213020476U CN 202022046945 U CN202022046945 U CN 202022046945U CN 213020476 U CN213020476 U CN 213020476U
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Abstract
The utility model discloses a fresh-keeping container and refrigeration plant who has it, fresh-keeping container includes: a container body having a receiving cavity; an electromagnetic assembly for generating a magnetic field within the containment chamber, the electromagnetic assembly being mounted to the container body; a power supply assembly for supplying power to the electromagnetic assembly, the power supply assembly being electrically connected to the electromagnetic assembly; and the control assembly is in signal connection with the power supply assembly and is used for controlling the electric signal input to the electromagnetic assembly by the power supply assembly so as to adjust the magnetic field parameter of the magnetic field. According to the utility model discloses fresh-keeping container through the signal of telecommunication of control assembly control power supply module to electromagnetic component input, makes the magnetic field parameter who holds intracavity magnetic field adjustable to satisfy the fresh-keeping demand of different kinds of edible material, realize better fresh-keeping effect.
Description
Technical Field
The utility model relates to a refrigeration plant technical field, more specifically relates to a fresh-keeping container and refrigeration plant who has it.
Background
In the related art, the magnetic field generated by the magnetic material layer in the storage part base material cannot be changed, so that the requirements of various storage scenes cannot be met, and the magnetic material layer is mostly made of rare earth elements, so that the consumption of the whole interlayer in the space is large, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide a preservation container, preservation container's magnetic field parameter is adjustable, can satisfy the demand that the scene was preserved to the difference.
Another object of the present invention is to provide a refrigeration device with the above fresh-keeping container.
According to the utility model discloses fresh-keeping container, include: a container body having a receiving cavity; an electromagnetic assembly for generating a magnetic field within the containment chamber, the electromagnetic assembly being mounted to the container body; a power supply assembly for supplying power to the electromagnetic assembly, the power supply assembly being electrically connected to the electromagnetic assembly; and the control assembly is in signal connection with the power supply assembly and is used for controlling the electric signal input to the electromagnetic assembly by the power supply assembly so as to adjust the magnetic field parameter of the magnetic field.
According to the utility model discloses fresh-keeping container through the signal of telecommunication of control assembly control power supply module to electromagnetic component input, makes the magnetic field parameter who holds intracavity magnetic field adjustable to satisfy the fresh-keeping demand of different kinds of edible material, realize better fresh-keeping effect.
In addition, the preservation container according to the above embodiment of the present invention may further have the following additional technical features:
according to some embodiments of the present invention, the fresh keeping container further comprises a magnetic field parameter.
According to some embodiments of the invention, the electrical signal is a constant voltage so that the magnetic field is a static magnetic field, or the electrical signal is an alternating voltage so that the magnetic field is an alternating magnetic field, or the electrical signal is a pulsed voltage so that the magnetic field is a pulsed magnetic field.
According to some embodiments of the invention, the control component is configured to control a voltage level of the electrical signal; and/or the electric signal is an alternating voltage, and the control component is used for controlling the frequency of the electric signal.
According to some embodiments of the invention, the magnetic field is a static magnetic field having a magnetic field strength equal to 60mT, or equal to 100mT, or greater than 60mT and less than 100 mT.
According to some embodiments of the invention, the magnetic field is a static magnetic field having a magnetic field strength of less than or equal to 1 mT.
According to some embodiments of the invention, the magnetic field is an alternating magnetic field, the magnetic field strength of which is greater than or equal to 300 mT.
According to some embodiments of the invention, the magnetic field is a pulsed magnetic field, the magnetic field strength of the pulsed magnetic field being greater than or equal to 800 mT.
According to some embodiments of the invention, the preservation container further comprises: the identification assembly is used for identifying the food material types in the accommodating cavity, the identification assembly is in signal connection with the control assembly, and the control assembly is used for controlling the electric signal according to the identification signal generated by the identification assembly.
According to some embodiments of the invention, the identification component is mounted to the inner wall of the chamber, or the identification component is mounted to the top of the chamber.
According to some embodiments of the invention, the container body comprises: a sleeve having a mounting cavity; a drawer defining the receiving cavity and having a top opening, the drawer being drawably disposed in the mounting cavity to open and close the top opening.
According to some embodiments of the invention, the electromagnetic assembly comprises an electromagnetic coil, the electromagnetic coil being wound around the sleeve.
According to the utility model discloses refrigeration plant includes according to the utility model discloses fresh-keeping container of embodiment.
According to some embodiments of the invention, the refrigeration device comprises: the container body is arranged in the accommodating space, and the power supply assembly and the control assembly are arranged in the box body.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view of a refrigeration apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a refrigeration apparatus according to another embodiment of the present invention;
fig. 3 is a schematic workflow diagram of a freshness container according to some embodiments of the present invention.
Reference numerals:
a refrigeration device 100;
a case 10; an accommodating space 101;
a freshness retaining container 20;
a container body 30; a sleeve 31; a drawer 32; the accommodation chamber 321;
an electromagnetic assembly 40; a power supply assembly 50; a control assembly 60; the component 70 is identified.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, "a first feature" or "a second feature" may include one or more of the features, and "a plurality" means two or more, and the first feature may be "on" or "under" the second feature, and may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature therebetween, and the first feature being "on", "above" and "above" the second feature may include the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is higher in level than the second feature.
The freshness retaining container 20 according to an embodiment of the present invention will be described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, a freshness retaining container 20 according to an embodiment of the present invention may include: container body 30, solenoid assembly 40, power supply assembly 50 and control assembly 60.
Specifically, the container body 30 has a receiving cavity 321, and the receiving cavity 321 is used for receiving food materials. Electromagnetic assembly 40 installs in vessel 30, and power supply module 50 is connected and is used for supplying power to electromagnetic assembly 40 with electromagnetic assembly 40 electricity, makes electromagnetic assembly 40 can produce magnetic field in holding chamber 321 to eat materials such as dry goods, five cereals, fruit vegetables, fermentation article, freezing food material to holding in the chamber 321 and play good save effect, improve the taste of eating the material.
The magnetic field is generated by the electromagnetic assembly 40, and a magnetic preservation mode of a magnet or a magnetic material layer in the related technology is not adopted, so that the use amount of rare earth elements with high price can be reduced, the rare earth elements are not required to be used, and the production cost of the preservation container 20 is greatly reduced.
In addition, the inventor researches and discovers that the preservation effect of the magnetic field on the food materials is different due to different magnetic field parameters of the magnetic field, and the optimal preservation magnetic field of different types of food materials is different due to different magnetic field parameters. For example, dry goods, five cereals and the like are most prone to mildew when stored, and the required magnetic field meets the requirement of inhibiting the growth of mildew; the fruits and vegetables are stored, so that the nutrient substances are easy to lose due to respiration, and the required magnetic field meets the requirements of inhibiting the enzyme activity participating in respiration and reducing the consumption of the nutrient substances; the taste of the frozen food material can be influenced by overlarge ice crystals in the freezing process of the frozen food material, and the required magnetic field of the frozen food material can meet the requirement of reducing the ice crystals, and the like.
Therefore, in the embodiment of the present invention, the control component 60 is in signal connection with the power supply component 50, and the control component 60 is used for controlling the electric signal input by the power supply component 50 to the electromagnetic component 40 to adjust the magnetic field parameter of the magnetic field. That is, the control module 60 makes the electromagnetic module 40 generate different magnetic fields through the electric signal inputted to the electromagnetic module 40 by the control power module 50, so as to satisfy the fresh-keeping demands of different kinds of food materials, and the utility is stronger, and the fresh-keeping container 20 is more intelligent, thereby being beneficial to improving the market competitiveness.
According to the utility model discloses fresh-keeping container 20, through the signal of telecommunication of control assembly 60 control power supply module 50 to the input of electromagnetic component 40, the magnetic field parameter that makes the interior magnetic field of holding chamber 321 is adjustable to satisfy the fresh-keeping demand of different kinds of edible material, realize better fresh-keeping effect.
The utility model discloses an in some embodiments, magnetic field parameter can include at least one in magnetic field kind, magnetic field intensity and magnetic field frequency, control subassembly 60 sends the instruction to power supply module 50 promptly, and power supply module 50 is according to the instruction to the corresponding signal of telecommunication of electromagnetic component 40 input to at least one in kind, intensity and the frequency in change magnetic field, magnetic field more has the variety, thereby satisfies the save demand of more various kinds of edible material.
In some embodiments, the electrical signal may be a constant voltage such that the magnetic field is a static magnetic field that has the effect of promoting oxidative reactions of aging, reducing ice crystals, etc.; alternatively, the electrical signal may be an alternating voltage such that the magnetic field is an alternating magnetic field, the alternating magnetic field having the effect of inhibiting mold growth and enzyme activity. Alternatively, the electrical signal may be a pulsed voltage such that the magnetic field is a pulsed magnetic field that reduces the amount of heat generated by the electromagnetic assembly 40 such that the electromagnetic assembly 40 generates a higher strength magnetic field. Thus, the type of magnetic field can be changed by changing the type of voltage of the electric signal.
In some embodiments, the control assembly 60 is configured to control the magnitude of the voltage of the electrical signal, wherein different magnitudes of the voltage enable the electromagnetic assembly 40 to generate magnetic fields of different magnetic field strengths, wherein different magnitudes of the constant voltage generate static magnetic fields of different magnetic field strengths, different magnitudes of the alternating voltage can change the strength of the alternating magnetic field, and different magnitudes of the pulsed voltage can change the strength of the pulsed magnetic field.
In some embodiments, the electrical signal is an alternating voltage, and the control component 60 is configured to control the magnitude of the frequency of the electrical signal, wherein varying the frequency of the alternating voltage signal varies the frequency of the alternating magnetic field.
The magnetic field with different magnetic field parameters can be generated by different input electric signals, so that the food preservation device is suitable for preservation of different kinds of food materials. Some working modes of the preservation container 20 according to the embodiment of the present invention will be described below with reference to fig. 3, in which the magnetic field has different magnetic field parameters in different working modes.
As shown in fig. 3, in some embodiments, the magnetic field is a static magnetic field having a magnetic field strength equal to 60mT, or equal to 100mT, or greater than 60mT and less than 100 mT. For example, the magnetic field strength of the static magnetic field may be 65mT, 70mT, 75mT, 80mT, 85mT, 90mT, 95mT, or the like. When food materials to be fermented, such as pickles and fermented glutinous rice, are stored in the accommodating cavity 321, the static magnetic field within the magnetic field intensity range can promote the food materials to be rapidly cooked, such as oxidation reaction of aging, fermentation process acceleration and aging taste improvement.
As shown in fig. 3, in some embodiments, the magnetic field is a static magnetic field having a magnetic field strength less than or equal to 1 mT. For example, the magnetic field strength of the static magnetic field may be 0.1mT, 0.2mT, 0.3mT, 0.4mT, 0.5mT, 0.6mT, 0.7mT, 0.8mT, 0.9mT, or the like. When the accommodating cavity 321 is in a soft freezing state or used for storing meat in a freezing mode, the static magnetic field in the magnetic field intensity range can reduce the freezing point of the meat, so that the soft frozen meat is not frozen and easy to cut at low temperature, the frozen meat is finer in ice crystal, the nutrition is not lost, and the taste is better.
As shown in fig. 3, in some embodiments, the magnetic field is an alternating magnetic field having a magnetic field strength greater than or equal to 300 mT. For example, the magnetic field strength of the alternating magnetic field may be 400mT, 500mT, 600mT, 700mT, or the like. When the fruit and vegetable are stored in the accommodating cavity 321, the alternating magnetic field in the intensity range can inhibit the enzyme activity participating in the respiration process, the consumption of nutrient substances is reduced, the storage time of the fruit and vegetable is longer, and the higher the magnetic field intensity is, the better the preservation effect is. In the embodiment where the preservation container 20 is used in the refrigeration equipment 100, the alternating magnetic field preservation is combined with the low-temperature preservation of the refrigeration equipment 100, and the fruits and vegetables can be preserved with nutrition for a long time.
As shown in fig. 3, in some embodiments, the magnetic field is a pulsed magnetic field having a magnetic field strength greater than or equal to 800 mT. For example, the magnetic field strength of the pulsed magnetic field may be 850mT, 900mT, 950mT, 1000mT, 1100mT, or the like. When the dry five-cereal food is stored in the accommodating cavity 321, the pulsed magnetic field in the above strength range, namely the high-strength dynamic magnetic field, can inhibit the growth of mold, kill the mold in the dry five-cereal food, ensure that the dry five-cereal food does not go moldy and change the flavor, and ensure that the effect is better after long-term action. In addition, the pulse magnetic field can be a continuous high-strength pulse magnetic field to avoid heating caused by long-term large-current input in the electromagnetic assembly 40, and the service life and the safety of the electromagnetic assembly 40 are favorably prolonged.
As shown in fig. 3, in some embodiments, when there is no article or the article (e.g., iron-packed article) does not require a magnetic field, the control assembly 60 may control to cut off the current in the electromagnetic assembly 40, so that the electromagnetic assembly 40 does not generate a magnetic field in the accommodating cavity 321.
Of course, the utility model discloses well fresh-keeping container 20's mode includes but not limited to the above list condition, and when holding the edible material of depositing in the chamber 321 and be other kinds, control assembly 60 can control power supply module 50 to the difference of the signal of telecommunication of electromagnetic component 40 input according to the concrete kind of eating the material to the production has the magnetic field that corresponds magnetic field parameter, satisfies the save demand that other kinds of eating the material.
According to some embodiments of the present invention, as shown in fig. 1-3, the preservation container 20 further includes an identification component 70, the identification component 70 is used for identifying the food material type in the accommodating cavity 321, and generating an identification signal corresponding to the current food material type. The identification component 70 is in signal connection with the control component 60, and the control component 60 is configured to determine whether the current food material needs a magnetic field or not according to the identification signal generated by the identification component 70, or determine magnetic field parameters such as the type and strength of the magnetic field needed by the current food material, and control the power supply component 50 to input a corresponding electric signal to the electromagnetic component 40, so that the electromagnetic component 40 does not generate a magnetic field or generates a magnetic field with different magnetic field parameters according to the received electric signal, thereby enabling the magnetic field in the accommodating cavity 321 to be in a state more matched with the type of the food material. Through the recognition effect of the recognition component 70, the preservation container 20 has the function of automatically changing the magnetic field parameters according to the food material types, manual setting of a user is not needed, the preservation container 20 is more intelligent, and the use is more convenient.
The utility model discloses do not do special restriction to the identification mode of identification component 70, for example in some embodiments, identification component 70 can be image recognition device, can carry out image capture and discernment to the edible material of depositing in holding chamber 321 to according to the identification result to the identification signal that corresponds of control assembly 60 output.
In the embodiment of the present invention, the identification component 70 may be installed on the inner wall of the accommodating cavity 321, for example, as shown in fig. 2, or the identification component 70 may be installed above the accommodating cavity 321, for example, as shown in fig. 1, which all can realize that the identification component 70 identifies the type of the food material in the accommodating cavity 321, and is all within the protection scope of the present invention.
According to some embodiments of the present invention, as shown in fig. 1 and 2, the container body 30 includes: a sleeve 31 and a drawer 32. Wherein, sleeve 31 has the installation cavity, and drawer 32 inject and hold the chamber 321 and have open-top, and the installation cavity is located to drawer 32 drawably to open and close the open-top that holds the chamber 321, it is more convenient to make the user get and put the material of eating, and effectively reduces and hold the loss of interior material moisture of chamber 321, is favorable to realizing the fresh-keeping of eating the material.
In some embodiments, and with continued reference to fig. 1 and 2, the solenoid assembly 40 includes a solenoid coil that is wound around the sleeve 31 to create a more uniform magnetic field within the receiving cavity 321. In addition, the mode of generating the magnetic field by electrifying the electromagnetic coil does not need to use rare earth elements with high price, thereby being beneficial to reducing the production cost.
The refrigeration equipment 100 according to the embodiment of the present invention includes the preservation container 20 according to the embodiment of the present invention. Because according to the utility model discloses fresh-keeping container 20 has above-mentioned profitable technological effect, consequently according to the utility model discloses refrigeration plant 100 through the signal of telecommunication of control assembly 60 control power supply module 50 to the input of electromagnetic component 40, makes the magnetic field parameter who holds intracavity 321 magnetic field adjustable to satisfy the fresh-keeping demand of different kinds of edible material, realize better fresh-keeping effect.
According to some embodiments of the present invention, as shown in fig. 1 and 2, the refrigeration device 100 further includes a box body 10, the box body 10 has a receiving space 101, the container body 30 is installed in the receiving space 101, the power supply module 50 and the control module 60 can be installed in the box body 10, so as to be connected to an external power supply and be more conveniently installed, or so as to be integrally disposed with a control system of the refrigeration device 100, so as to simplify the structure of the refrigeration device 100. For example, the power supply module 50 and the control module 60 may be mounted on the top wall of the receiving space 101 of the casing 10 as shown in fig. 1 and 2.
Further, in embodiments including the identification component 70, the identification component 70 may be mounted to the container body 30 or to the case 10. For example, in the example shown in fig. 1, the identification component 70 is mounted above the accommodating cavity 321, for example, on the top wall of the accommodating space 101, so that in a state that the top opening of the accommodating cavity 321 is opened, the identification component 70 can identify the food material type in the accommodating cavity 321 through the top opening, and the identification component 70 does not occupy the space in the accommodating cavity 321 and avoids position interference with the food material in the accommodating cavity 321. For another example, as shown in fig. 2, the identification component 70 is installed in the accommodating cavity 321 of the container body 30, so that the identification component 70 can identify the food material type in the accommodating cavity 321 in the state that the top opening of the accommodating cavity 321 is opened and closed, and the food material type identification is more accurate and convenient.
Other constructions and operations of the refrigeration apparatus 100 and the fresh food container 20 according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, references to the description of the terms "embodiment," "specific embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (14)
1. A freshness retaining container, comprising:
a container body having a receiving cavity;
an electromagnetic assembly for generating a magnetic field within the containment chamber, the electromagnetic assembly being mounted to the container body;
a power supply assembly for supplying power to the electromagnetic assembly, the power supply assembly being electrically connected to the electromagnetic assembly;
and the control assembly is in signal connection with the power supply assembly and is used for controlling the electric signal input to the electromagnetic assembly by the power supply assembly so as to adjust the magnetic field parameter of the magnetic field.
2. The freshness container of claim 1, wherein the magnetic field parameter comprises at least one of a type of magnetic field, a strength of the magnetic field, and a frequency of the magnetic field.
3. The freshness retaining container according to claim 1, wherein the electric signal is a constant voltage so that the magnetic field is a static magnetic field, or the electric signal is an alternating voltage so that the magnetic field is an alternating magnetic field, or the electric signal is a pulse voltage so that the magnetic field is a pulse magnetic field.
4. The freshness retaining container according to claim 1,
the control component is used for controlling the voltage of the electric signal; and/or the presence of a gas in the gas,
the electric signal is an alternating voltage, and the control component is used for controlling the frequency of the electric signal.
5. The freshness retaining container according to claim 1, wherein the magnetic field is a static magnetic field having a magnetic field strength of 60mT, or 100mT, or more than 60mT and less than 100 mT.
6. The freshness container according to claim 1, wherein the magnetic field is a static magnetic field having a magnetic field strength of 1mT or less.
7. The freshness container according to claim 1, wherein the magnetic field is an alternating magnetic field having a magnetic field strength of 300mT or more.
8. The freshness container according to claim 1, wherein the magnetic field is a pulsed magnetic field having a magnetic field strength of greater than or equal to 800 mT.
9. The freshness container of claim 1, further comprising:
the identification assembly is used for identifying the food material types in the accommodating cavity, the identification assembly is in signal connection with the control assembly, and the control assembly is used for controlling the electric signal according to the identification signal generated by the identification assembly.
10. The freshness container of claim 9, wherein the identification component is mounted to an inner wall of the receiving chamber, or wherein the identification component is mounted above the receiving chamber.
11. The freshness container of any one of claims 1-10, wherein the container body comprises:
a sleeve having a mounting cavity;
a drawer defining the receiving cavity and having a top opening, the drawer being drawably disposed in the mounting cavity to open and close the top opening.
12. The crisper container of claim 11, wherein the solenoid assembly comprises a solenoid coil wound around the sleeve.
13. A refrigerating plant comprising a freshness-retaining container according to any one of claims 1-12.
14. The refrigeration appliance according to claim 13, comprising:
the container body is arranged in the accommodating space, and the power supply assembly and the control assembly are arranged in the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022046945.0U CN213020476U (en) | 2020-09-16 | 2020-09-16 | Freshness retaining container and refrigeration equipment with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022046945.0U CN213020476U (en) | 2020-09-16 | 2020-09-16 | Freshness retaining container and refrigeration equipment with same |
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| CN213020476U true CN213020476U (en) | 2021-04-20 |
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| CN202022046945.0U Active CN213020476U (en) | 2020-09-16 | 2020-09-16 | Freshness retaining container and refrigeration equipment with same |
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| CN113932535A (en) * | 2021-08-26 | 2022-01-14 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN114279131A (en) * | 2021-12-28 | 2022-04-05 | Tcl家用电器（合肥）有限公司 | Refrigeration equipment control method, refrigeration equipment and storage medium |
| CN114279140A (en) * | 2021-12-28 | 2022-04-05 | Tcl家用电器（合肥）有限公司 | Refrigeration equipment control method and device, refrigeration equipment and storage medium |
| CN114279133A (en) * | 2021-12-28 | 2022-04-05 | Tcl家用电器（合肥）有限公司 | Refrigerator with a door |
| CN114754539A (en) * | 2022-04-27 | 2022-07-15 | Tcl家用电器（合肥）有限公司 | Freshness retaining container, refrigerator and freshness retaining method |
| CN114754540A (en) * | 2022-04-27 | 2022-07-15 | Tcl家用电器（合肥）有限公司 | Preservation container, preservation method and refrigerator |
| WO2022257522A1 (en) * | 2021-06-07 | 2022-12-15 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing apparatus and control method therefor |
| WO2023016225A1 (en) * | 2021-08-11 | 2023-02-16 | 青岛海尔电冰箱有限公司 | Magnetic field-based freshness-preserving storage container and refrigerator |
| WO2023016148A1 (en) * | 2021-08-13 | 2023-02-16 | 青岛海尔电冰箱有限公司 | Refrigeration equipment having magnetic field fresh-keeping function |
| CN115704636A (en) * | 2021-08-11 | 2023-02-17 | 青岛海尔电冰箱有限公司 | Magnetic field fresh-keeping storage container and refrigerator |
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| CN115507596B (en) * | 2021-06-07 | 2024-04-19 | 青岛海尔制冷电器有限公司 | Refrigerating and freezing device and control method thereof |
| CN115507596A (en) * | 2021-06-07 | 2022-12-23 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing device and control method thereof |
| CN115704636A (en) * | 2021-08-11 | 2023-02-17 | 青岛海尔电冰箱有限公司 | Magnetic field fresh-keeping storage container and refrigerator |
| WO2023016225A1 (en) * | 2021-08-11 | 2023-02-16 | 青岛海尔电冰箱有限公司 | Magnetic field-based freshness-preserving storage container and refrigerator |
| WO2023016148A1 (en) * | 2021-08-13 | 2023-02-16 | 青岛海尔电冰箱有限公司 | Refrigeration equipment having magnetic field fresh-keeping function |
| CN113932535A (en) * | 2021-08-26 | 2022-01-14 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN114279133A (en) * | 2021-12-28 | 2022-04-05 | Tcl家用电器（合肥）有限公司 | Refrigerator with a door |
| CN114279140A (en) * | 2021-12-28 | 2022-04-05 | Tcl家用电器（合肥）有限公司 | Refrigeration equipment control method and device, refrigeration equipment and storage medium |
| CN114279131B (en) * | 2021-12-28 | 2024-03-12 | Tcl家用电器（合肥）有限公司 | Refrigeration equipment control method, refrigeration equipment and storage medium |
| CN114279131A (en) * | 2021-12-28 | 2022-04-05 | Tcl家用电器（合肥）有限公司 | Refrigeration equipment control method, refrigeration equipment and storage medium |
| CN114754540A (en) * | 2022-04-27 | 2022-07-15 | Tcl家用电器（合肥）有限公司 | Preservation container, preservation method and refrigerator |
| CN114754539A (en) * | 2022-04-27 | 2022-07-15 | Tcl家用电器（合肥）有限公司 | Freshness retaining container, refrigerator and freshness retaining method |
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