WO2023016227A1 - Fresh-keeping storage container for refrigerator, and refrigerator - Google Patents

Fresh-keeping storage container for refrigerator, and refrigerator Download PDF

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Publication number
WO2023016227A1
WO2023016227A1 PCT/CN2022/107162 CN2022107162W WO2023016227A1 WO 2023016227 A1 WO2023016227 A1 WO 2023016227A1 CN 2022107162 W CN2022107162 W CN 2022107162W WO 2023016227 A1 WO2023016227 A1 WO 2023016227A1
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WO
WIPO (PCT)
Prior art keywords
magnetic field
fresh
storage container
permanent magnet
keeping
Prior art date
Application number
PCT/CN2022/107162
Other languages
French (fr)
Chinese (zh)
Inventor
李孟成
费斌
朱小兵
张育宁
衣尧
苏翔飞
李涛
Original Assignee
青岛海尔电冰箱有限公司
海尔智家股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202121872635.2U external-priority patent/CN216114894U/en
Priority claimed from CN202121870753.XU external-priority patent/CN216114893U/en
Application filed by 青岛海尔电冰箱有限公司, 海尔智家股份有限公司 filed Critical 青岛海尔电冰箱有限公司
Publication of WO2023016227A1 publication Critical patent/WO2023016227A1/en

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00Self-contained movable devices, e.g. domestic refrigerators
    • F25D11/02Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/08Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00Charging, supporting, and discharging the articles to be cooled
    • F25D25/02Charging, supporting, and discharging the articles to be cooled by shelves

Definitions

  • the invention relates to household refrigeration equipment, in particular to a fresh-keeping storage container for a refrigerator and the refrigerator.
  • household refrigeration equipment such as household refrigerators
  • household refrigerators are not limited to traditional food refrigeration and freezing.
  • the user's demand for use is getting higher and higher, and higher requirements are put forward for the preservation effect of stored ingredients.
  • ingredients such as meat, fish, and shrimp
  • the quality will be greatly reduced after a period of storage.
  • An object of the present invention is to provide a fresh-keeping storage container for a refrigerator and a refrigerator that can effectively improve storage quality.
  • a further object of the invention is to reduce component costs.
  • Another further object of the present invention is to facilitate the application of the crisper storage container in a refrigerator.
  • the present invention provides a fresh-keeping storage container for a refrigerator, which includes:
  • a storage box which is provided with a storage space for storing objects
  • each magnetic field generating part is configured as a flat plate and arranged at a side wall of the storage box, the magnetic field generating parts are used to generate a magnetic field acting on the storage space, and the magnetic field strength range of the magnetic field is 1 to 200Gs.
  • the magnetic field generating component is a permanent magnet plate and the number of the magnetic field generating component is two, and the two permanent magnet plates are respectively arranged at a set of side walls opposite to the storage box, and the magnetic field direction of the two permanent magnet plates are the same and are respectively perpendicular to the side walls where they are located, so as to form a magnetic field penetrating the storage space.
  • the shape of the permanent magnet plate is adapted to the shape of the side wall of the storage box where the permanent magnet plate is located, and the projection of the storage space on the plane where the permanent magnet plate is located is within the range of the outer peripheral contour of the permanent magnet plate.
  • the above-mentioned fresh-keeping storage container for the refrigerator also includes:
  • the shimming plate is arranged against the side of the permanent magnet plate facing away from the storage box, and the projection of the storage space on the plane where the shimming plate is located is located within the outer peripheral contour of the shimming plate.
  • the size of the permanent magnet plate is smaller than the side wall of the storage box where it is located, and the centers of the permanent magnet plate and the uniform magnet plate on the same side are all opposite to the center of the side wall of the storage box where it is located.
  • the ratio of the area of the permanent magnet plate to the projected area of the storage space on the plane where the permanent magnet plate is located ranges from 30% to 98%.
  • the magnetic field generating component is an electromagnetic generating component, and each electromagnetic generating component is placed against a side wall of the storage box, and an electromagnetic coil is wound inside it, and the electromagnetic coil is used to generate magnetic poles opposite to the side wall after being energized. magnetic field.
  • the magnetic field directions of the two sets of electromagnetic generating components are the same, so that the magnetic field penetrates the storage space.
  • each electromagnetic generating component is a flat ring structure, and the electromagnetic coil is wound around the ring circumference of the ring.
  • the above-mentioned fresh-keeping storage container for the refrigerator also includes:
  • the shimming plate is arranged close to the side of the electromagnetic generating component facing away from the storage box, and the projection of the storage space on the plane where the shimming plate is located is located within the outer peripheral contour of the shimming plate.
  • each electromagnetic generating component also includes:
  • the waterproof casing is provided with an electromagnetic coil.
  • the storage box includes:
  • the drawer is set in the barrel in a pullable manner.
  • two magnetic field generating components are respectively arranged above and below the barrel.
  • the two magnetic field generating components are respectively arranged inside the top wall of the cylinder and inside the bottom wall of the cylinder.
  • the above-mentioned fresh-keeping storage container for the refrigerator also includes:
  • the air inlet duct assembly is configured to supply cooling airflow to the storage box; and an air return port is provided on the cylinder body, and the air return port is used to discharge the air in the cylinder body.
  • a refrigerator which includes any one of the above fresh-keeping storage containers for refrigerators.
  • a magnetic field generating part is arranged on the side wall of the storage box, and the magnetic field generating part is configured in a flat plate shape, which saves occupied space, and the magnetic field generating part acts on the storage space.
  • Magnetic field the magnetic field strength of the magnetic field ranges from 1 to 200Gs. The magnetic field helps to improve the quality of storage, shortens the freezing time, reduces the rate of food juice loss and nutrient loss, well reduces the low-temperature damage to cells, tissues and other biological products during the freezing process, and better preserves the function and quality of cells. form, reduce the number of microorganisms and bacteria, and prolong the fresh-keeping period.
  • the fresh-keeping storage container for the refrigerator of the present invention adopts two permanent magnet plates as the magnetic field generating components, and the two permanent magnet plates are placed on a set of side walls opposite to the storage box, and the two permanent magnet plates The directions of the magnetic fields of the magnetic plates are the same, thereby forming a magnetic field that runs through the storage space in the storage box.
  • the permanent magnetic field formed by the permanent magnetic plate has a more stable magnetic field, which avoids the influence of the heating of the electromagnetic components on the storage quality.
  • the projection of the storage space on the plane where the permanent magnet plate is located is located within the outer peripheral contour range of the permanent magnet plate, so that the storage space as a whole is located within the magnetic field range without dead ends, Avoid magnetic field dead zones.
  • the fresh-keeping storage container for the refrigerator of the present invention adopts an electromagnetic generating component as a magnetic field generating component, and an electromagnetic generating component is arranged on the side wall of the storage box, and an electromagnetic coil is wound inside the electromagnetic generating component. , the electromagnetic coil is energized to generate a magnetic field with the poles facing the side walls.
  • the two electromagnetic generating components are respectively arranged at a set of opposite side walls of the storage box, and the direction of the magnetic field is the same, so that the magnetic field penetrates the storage space.
  • the fresh-keeping storage container for the refrigerator of the present invention can also use the homogenization plate to save the amount of magnetic materials used, avoiding the increase in cost and weight caused by the use of too many or too large magnetic components.
  • the homogenization plate can change the magnetic field distribution of the magnetic field, so that the magnetic field is more evenly distributed in the storage space.
  • the fresh-keeping storage container of the present invention optimizes the structure of the uniform magnet plate and the magnetic field generating part (permanent magnet plate or electromagnetic generating part), making the fresh-keeping storage container more compact, especially suitable for storage drawers
  • This structure realizes magnetic field preservation in a relatively flat storage space.
  • the above-mentioned fresh-keeping storage container is set in a freezing environment, so that food materials are stored in a magnetic field environment, and the growth of ice crystal nuclei is inhibited.
  • the growth rate of ice crystals is higher than the migration rate of water molecules, and the resulting ice crystals are relatively small. Thereby reducing the damage to the cells, avoiding the loss of juice, ensuring a better taste of the ingredients, improving the quality of frozen storage, and meeting the user's storage quality requirements for precious ingredients.
  • the refrigerator of the present invention improves the storage quality through the magnetic field, and can provide a new fresh-keeping function for the smart refrigerator, which meets the user's increasing demand for smart refrigerators, and further satisfies the user's demand for smart homes, smart quality of life requirements.
  • FIG. 1 is a schematic diagram of a refrigerator according to an embodiment of the present invention
  • Fig. 2 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 4 is an exploded view of parts of the fresh-keeping storage container shown in Fig. 3;
  • Fig. 5 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 6 is an exploded view of parts of the fresh-keeping storage container shown in Fig. 5;
  • Fig. 7 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 8 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 9 is a schematic diagram of electromagnetic generating components in a fresh-keeping storage container for a refrigerator according to an embodiment of the present invention.
  • Fig. 10 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 11 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 12 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 13 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 14 is an exploded view of parts of the fresh-keeping storage container shown in Fig. 13;
  • Fig. 15 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • Fig. 16 is a schematic diagram of a fresh-keeping storage container with a drawer structure according to an embodiment of the present invention.
  • FIG. 17 is a schematic diagram of a fresh-keeping storage container with a drawer structure according to another embodiment of the present invention.
  • Fig. 18 is a schematic diagram of an air supply structure in a fresh-keeping storage container with a drawer structure according to an embodiment of the present invention.
  • FIG. 1 is a schematic perspective view of a refrigerator 10 with a fresh-keeping storage container 200 according to an embodiment of the present invention.
  • the refrigerator 10 of this embodiment may generally include a box body 120, a door body 110, and a refrigeration system (not shown in the figure).
  • the box body 120 may define at least one storage compartment with an open front side, usually a plurality of storage compartments, such as a refrigerated storage compartment, a freezer storage compartment, a variable temperature storage compartment, and the like.
  • the number and functions of the specific storage compartments can be configured according to the prior requirements.
  • the refrigerator 10 of this embodiment can be an air-cooled refrigerator, and an air duct system is arranged in the box body 120, and the cooling air flow through the heat exchanger (evaporator) is sent to the storage room through the air supply port by a fan, and then Return to the air duct through the air return port. Achieve cooling. Since the box body 120, the door body 110, and the refrigeration system of this type of refrigerator are well-known and easy to implement by those skilled in the art, in order not to cover up and obscure the invention points of the present application, the box body 120, the door body 110 , The refrigeration system itself will not be described in detail.
  • Fresh-keeping storage containers 200 may be disposed inside one or more storage compartments of the refrigerator 10 .
  • the fresh-keeping storage container 200 When the fresh-keeping storage container 200 is placed in the refrigerated storage compartment, it can be used to refrigerate and preserve the frozen foodstuffs, inhibit the growth of ice crystal nuclei, make the growth rate of ice crystals higher than the migration rate of water molecules, and produce smaller ice crystals, thereby reducing the Minimize damage to cells, avoid juice loss, speed up the freezing process, and shorten the freezing time.
  • the fresh-keeping storage container 200 When the fresh-keeping storage container 200 is used in a refrigerated storage compartment, it can reduce the redox reaction speed of ingredients, reduce nutrition and water loss, prevent discoloration of ingredients, inhibit bacterial growth, and prolong the shelf life of ingredients.
  • the number of fresh-keeping storage containers 200 and the types of storage compartments that can be arranged can be configured according to user requirements.
  • one or more fresh-keeping storage containers 200 may be set in the refrigerator 10 .
  • the fresh-keeping storage container 200 can be arranged in the refrigerated storage compartment, the frozen storage compartment, and the temperature-variable storage compartment, and magnetic field-assisted fresh-keeping is performed in the above-mentioned storage compartment.
  • the fresh-keeping storage container 200 can also be used as an independent compartment of the refrigerator 10, and the refrigerator 10 can independently control its temperature.
  • the refrigerator 10 is specially configured as a compartment for arranging the fresh-keeping storage container 200 or the fresh-keeping storage container 200 is directly configured as a compartment of the refrigerator 10 .
  • Fig. 2 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to an embodiment of the present invention.
  • the fresh storage container 200 may include a storage box 210 and one or more magnetic field generating components 221 .
  • the storage box 210 defines a storage space for storing objects, and the storage box 210 may be in the shape of a box.
  • the storage box 210 may be in the shape of an overall flat cuboid (that is, the distance along the height direction is significantly smaller than the distance along the depth direction and the distance along the lateral left and right directions).
  • Those skilled in the art can configure the structure and size of the storage box 210 according to the required storage space, such as a box shape, a box shape, or a drawer structure.
  • Each magnetic field generating part 221 is configured as a flat plate and is disposed on a side wall of the storage box 210 .
  • the magnetic field generating part 221 is used to generate a magnetic field acting on the storage space, and the magnetic field strength of the magnetic field ranges from 1 to 200Gs.
  • the shape of the magnetic field generating component 221 can be adapted to the shape of the side wall of the storage box 210 where it is located. For example, for a cuboid storage box, the outer contour of the magnetic field generating component 221 may be set as a rectangle corresponding to the side wall.
  • FIG. 3 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention
  • FIG. 4 is an exploded view of parts of the fresh-keeping storage container 200 shown in FIG. 3
  • the magnetic field generating component 221 is specifically a permanent magnet plate 221a and there are two of them. That is, the fresh-keeping storage container 200 may include a storage box 210 and a permanent magnet plate 221a.
  • the two permanent magnet plates 221a are respectively disposed on a set of opposite side walls of the storage box 210 .
  • the shape of the permanent magnet plate is adapted to the shape of the side wall of the storage box where it is located.
  • the permanent magnet plate 221a may be arranged as a corresponding rectangle corresponding to the side wall.
  • the two permanent magnet plates 221a can be selectively placed on the left and right sides, top and bottom sides, or front and rear sides of the storage box 210 according to the shape of the storage box 210 .
  • the two permanent magnet plates 221 a can be preferentially arranged on the top and bottom of the storage box 210 . Such an arrangement can reduce the distance between the two permanent magnet plates 221a, and improve the strength and uniformity of the magnetic field.
  • the magnetic fields of the two permanent magnet plates 221a have the same direction and are respectively perpendicular to the sidewalls, so as to form a magnetic field penetrating the storage space.
  • the magnetic field strength of the magnetic field ranges from 1 to 200Gs. In the case of application in a freezing environment, the magnetic field strength range can preferably be 5-60GS, for example, about 20Gs; in the case of application in a refrigerated environment, the magnetic field strength range can be 20-160GS, preferably 40-80Gs , such as around 60Gs.
  • the N poles of the two permanent magnet plates 221a can be set upwards, and the S poles can be set downwards, thereby forming The shown magnetic field runs through the storage space from bottom to top.
  • the permanent magnetic field formed by the permanent magnetic plate 221a is a static magnetic field, which can make the storage space always have a certain strength of the magnetic field.
  • the magnetic field in the above range of magnetic field strength can effectively improve the storage quality of the stored object and achieve the expected freshness preservation effect.
  • the permanent magnet plate 221a needs to ensure that all positions of the storage space can form a uniform magnetic field. That is to say, the storage space is within the range of the magnetic field without any dead angle.
  • the projection of the storage space on the plane where the permanent magnet plate 221a is located is located within the outer peripheral contour of the permanent magnet plate, that is to say, the size of the permanent magnet plate 221a can be roughly the same as the side surface corresponding to the storage space or slightly larger than the side surface area.
  • the permanent magnet plate 221a at the top of the storage box 210 can cover the top area of the storage space
  • the permanent magnet plate 221a at the bottom of the storage box 210 can cover the bottom area of the storage space.
  • Fig. 5 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention
  • Fig. 6 is an exploded view of parts of the fresh-keeping storage container 200 shown in Fig. 5
  • the fresh-keeping storage container 200 in this embodiment is further provided with a homogenization plate 222 .
  • the shim plate 222 is disposed against the side of the permanent magnet plate 221 a facing away from the storage box 210 .
  • the shim plate 222 can be made of materials with low coercive force and high magnetic permeability, such as silicon steel sheet or similar materials.
  • the two shim plates 222 are respectively disposed on the outer sides of the permanent magnet plates 221a.
  • the top shim plate 222 is disposed above the top permanent magnet plate 221a
  • the bottom shim plate 222 is disposed below the bottom permanent magnet plate 221a.
  • One side plate surface of the shim plate 222 can be arranged in close contact with the corresponding permanent magnet plate 221a, so that the magnetic field conducts.
  • the shim plate 222 and the permanent magnet plate 221a can be fixed by welding or bonding.
  • the size of the permanent magnet plate 221a may be substantially the same as that of the side surface corresponding to the storage space or slightly larger than the area of the side surface. After the shim plate 222 is provided, the size of the permanent magnet plate 221a can be reduced. The homogenization plate 222 changes the magnetic field distribution of the permanent magnet plate 221a to make it more uniform. In some embodiments, the size of the permanent magnet plate 221a may be smaller than the corresponding side wall of the storage box 210 , and the projection of the storage space on the plane where the magnetization plate 222 is located is located within the outer peripheral contour of the magnetization plate 222 .
  • the size of the permanent magnet plate 221 a can be small, and the coverage area of the magnetic field can be enlarged through the uniform magnet plate 222 .
  • the size of the shim plate 222 may be substantially the same as that of the side of the storage space or slightly larger than the area of the side.
  • the shim plate 222 at the top of the storage box 210 can cover the top area of the storage space, while the shim plate 222 at the bottom of the storage box 210 can cover the bottom area of the storage space.
  • the centers of the permanent magnet plate 221a and the shim plate 222 disposed on the same side are opposite to the center of the side wall of the storage box 210 where they are located. That is, the top permanent magnet plate 221a and the shim plate 222 are arranged concentrically with the top of the storage space, and the bottom permanent magnet plate 221a and the shim plate 22 are arranged concentrically with the bottom of the storage space.
  • the magnetic field range of the permanent magnet plate 221a can be expanded by using the larger size homogenization plate 222, so that the storage space is within the magnetic field range without dead angle.
  • the homogenization plate 222 can reduce the amount of magnetic material used, and reduce the cost of the fresh-keeping storage container 200 .
  • the ratio of the area of the permanent magnet plate 221a to the projected area of the storage space on the plane where the permanent magnet plate 221a is located ranges from 30% to 98%, and in some preferred embodiments the ratio ranges from 50% to 95%.
  • the area of the top permanent magnet plate 221a is 30% to 98% (such as 50% to 95%) of the area of the top area of the storage space, and is located at the central position of the top surface of the storage space; the area of the bottom permanent magnet plate 221a is 30% to 98% (for example, 50% to 95%) of the area of the bottom of the storage space, and is located at the center of the bottom surface of the storage space.
  • the above-mentioned area ratio has been verified in practice, and the magnetic field can be distributed in the entire storage space through the homogenization plate 222, and the magnetic field strength can meet the set requirements.
  • Fig. 7 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention.
  • two permanent magnet plates 221 a are arranged left and right, one of which is arranged on the right side of the storage box 210 , and the other is arranged on the left side of the storage box 210 .
  • the magnetic poles of the two permanent magnet plates 221a are set to face to the left, which can realize the direction of the magnetic field from right to left. Based on the same technical idea, those skilled in the art can easily realize a magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, realize a magnetic field from left to right.
  • the above-mentioned permanent magnet plates 221a arranged on the left and right can also be further equipped with a homogenization plate, thereby reducing the size of the permanent magnet plate 221a, and using the homogenization plates to change the magnetic field distribution, so that the storage space is within the magnetic field without dead ends.
  • the distribution of the magnetic field without dead angle can be realized by increasing the area of the permanent magnetic plate 221a, that is, the permanent magnetic plate 221a on the left side of the storage box 210 can cover the storage space. left side, and the permanent magnet plate 221a located on the right side of the storage box 210 can cover the right side of the storage space.
  • Fig. 8 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention
  • Fig. 9 is a schematic diagram of electromagnetic generating components in a fresh-keeping storage container for a refrigerator according to an embodiment of the present invention.
  • the magnetic field generating component 221 is specifically an electromagnetic generating component 221b. That is, the fresh-keeping storage container 200 may include a storage box 210 and one or more electromagnetic generating components 221b.
  • Each electromagnetic generating part 221b is configured as a flat plate, and is placed against a side wall of the storage box 210, and an electromagnetic coil 2211 is wound inside it, and the electromagnetic coil 2211 is used to generate a magnetic pole opposite to the side wall after being electrified.
  • Magnetic field the magnetic field strength of the magnetic field ranges from 1 to 200Gs.
  • the shape of the electromagnetic generating part 221b can be adapted to the shape of the side wall of the storage box 210 where it is located. For example, for a cuboid storage box, the outer contour of the electromagnetic generating component 221b may be set as a rectangle corresponding to the side wall.
  • the electromagnetic generating part 221b may be a flat ring structure, and the electromagnetic coil 2211 is wound around the ring.
  • the electromagnetic generating component may further include a waterproof casing 2212, and an electromagnetic coil 2211 is disposed inside the waterproof casing 2212.
  • the waterproof casing 2212 can be configured as a ring structure, which is in the shape of a flat plate as a whole, so as to form a plane on the side facing the storage box 210 , so that the electromagnetic generating part 221b is placed against the side wall of the storage box 210 .
  • the number of turns of the electromagnetic coil 2211 can be set according to the size of the storage space and the magnetic field strength.
  • the magnetic field strength range that needs to meet the preservation requirements can be set to 1Gs-200Gs.
  • the magnetic field strength range can preferably be 5 ⁇ 60GS, for example, about 20Gs can be selected; in the case of application in a refrigerated environment, the magnetic field strength range can be 20-160GS, preferably 40-80Gs, for example, about 60Gs. That is to say, a fresh-keeping magnetic field covering the above-mentioned magnetic field strength range can be formed in the storage space.
  • the waterproof casing 2212 can be sealed by dipping paint, plastic sealing, sealing ring, etc., and wrapping and protecting the electromagnetic coil 2211 inside.
  • the magnetic field generated by the electromagnetic generating part 221b may be a constant magnetic field with a constant magnetic field strength. After a lot of verification, the constant magnetic field in the above range of magnetic field strength can effectively improve the storage quality of the stored objects and achieve the expected freshness preservation effect.
  • the electromagnetic generating part 221b can set its corresponding position according to the configuration of the storage space, that is, it can be selected and placed in the storage box according to the shape of the storage box 210 itself.
  • the electromagnetic generating part 221b can be preferentially arranged on the top or bottom of the storage box 210 .
  • the magnetic pole direction of the electromagnetic generating part 221b is set to be vertically arranged, and the storage space in the fresh-keeping storage container 200 can be formed from bottom to top. magnetic field.
  • Fig. 10 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • the electromagnetic generating part 221b can be arranged on the back of the storage box 210, and its magnetic pole direction can be set to be set in the front-back and depth direction.
  • the storage space in the fresh-keeping storage container 200 can form a magnetic field in the front and rear directions. This structure is especially suitable for storage spaces that are relatively shallow in the front and rear depth directions.
  • Fig. 11 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • the electromagnetic generating component 221b can be arranged on the left or right side of the storage box 210, and its magnetic pole direction can be set to be horizontally set in the left-right direction.
  • the storage space in the fresh-keeping storage container 200 can form a left-right magnetic field. This structure is especially suitable for storage spaces that are relatively narrow in the horizontal, left, and right directions.
  • FIG. 12 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention.
  • the two electromagnetic generating components 221b are respectively disposed on a set of opposite side walls of the storage box 210 .
  • the two electromagnetic generating components 221b can be selectively placed on the left and right sides, top and bottom sides, or front and rear sides of the storage box 210 according to the shape of the storage box 210 itself.
  • the two electromagnetic generating components 221b can be preferentially arranged on the top and bottom of the storage box 210 . Such an arrangement can reduce the distance between the two electromagnetic generating components 221b, and improve the strength and uniformity of the magnetic field.
  • the magnetic fields of the two electromagnetic generating components 221b have the same direction and are respectively perpendicular to the side walls, so as to form a magnetic field penetrating the storage space.
  • the N poles of the two electromagnetic generating components 221b can be set upwards, and the S poles can be set downwards, thereby forming a bottom-to-top A magnetic field that runs through the storage space.
  • those skilled in the art can easily realize the magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, setting the S poles of the two electromagnetic generating components 221b upward, so as to realize the magnetic field from top to bottom.
  • the magnetic field formed by the above-mentioned electromagnetic generating component 221b is a static magnetic field, which can make the storage space always have a constant intensity magnetic field.
  • the electromagnetic generating part 221b ensures that all positions of the storage space can form a uniform magnetic field. That is to say, the storage space is within the range of the magnetic field without any dead angle.
  • the electromagnetic generating components 221b on both sides make the magnetic field more uniform, which can better achieve the freshness preservation effect.
  • Figure 12 shows an embodiment in which two electromagnetic generating components 221b are arranged on the top and bottom of the storage box 210.
  • the electromagnetic generating components 221b can The location can be placed on the lateral sides, top and bottom sides, or front and back sides of the storage box 210 .
  • Fig. 13 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention
  • Fig. 14 is an exploded view of parts of the fresh-keeping storage container 200 shown in Fig. 13
  • the fresh-keeping storage container 200 in this embodiment is further provided with a homogenization plate 222 .
  • the shim plate 222 is disposed against the side of the electromagnetic generating component 221 b facing away from the storage box 210 .
  • the shim plate 222 can be made of materials with low coercive force and high magnetic permeability, such as silicon steel sheet or similar materials.
  • the two shim plates 222 are respectively disposed outside the electromagnetic generating part 221b.
  • the top shim plate 222 is arranged above the top electromagnetic generating part 221b, and the bottom shim plate 222 is arranged under the bottom electromagnetic generating part 221b.
  • One side plate surface of the shim plate 222 can be placed in close contact with the corresponding electromagnetic generating part 221b, so as to facilitate the conduction of the magnetic field.
  • the shim plate 222 and the electromagnetic generating part 221b can be fixed by welding or bonding.
  • the homogenization plate 222 changes the magnetic field distribution of the electromagnetic generating part 221b to make it more uniform.
  • the size of the electromagnetic generating part 221b may be smaller than the corresponding side wall of the storage box 210 , and the projection of the storage space on the plane where the shim plate 222 is located is located within the outer peripheral contour of the shim plate 222 . That is to say, the size of the electromagnetic generating part 221b can be small, and the coverage area of the magnetic field is enlarged by the shim plate 222 .
  • the size of the shim plate 222 may be substantially the same as that of the side of the storage space or slightly larger than the area of the side. For example, the shim plate 222 at the top of the storage box 210 can cover the top area of the storage space, while the shim plate 222 at the bottom of the storage box 210 can cover the bottom area of the storage space.
  • Centers of the electromagnetic generating part 221b and the shim plate 222 disposed on the same side are opposite to the center of the side wall of the storage box 210 where they are located. That is, the top electromagnetic generator 221b and the shim plate 222 are arranged concentrically with the top of the storage space, and the bottom electromagnetic generator 221b and the shim plate 222 are arranged concentrically with the bottom of the storage space.
  • the magnetic field range of the electromagnetic generating part 221b can be expanded by using the larger size homogenization plate 222, so that the storage space is within the magnetic field range without dead angle.
  • the shim plate 222 can reduce the cost and weight of the fresh-keeping storage container 200 .
  • the top electromagnetic generating part 221b may be located at the center of the top surface of the storage space; the bottom electromagnetic generating part 221b may be located at the center of the bottom surface of the storage space.
  • the homogenization plate 222 enables the distribution of the magnetic field in the entire storage space, and the strength of the magnetic field can meet the set requirements.
  • the N poles of the two electromagnetic generating components 221b are set upward, and the S poles are set downward, so as to form a magnetic field penetrating the storage space from bottom to top.
  • those skilled in the art can easily realize the magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, setting the S poles of the two electromagnetic generating components 221b upward, so as to realize the magnetic field from top to bottom.
  • Fig. 15 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention.
  • two electromagnetic generating components 221 b are arranged left and right, one of which is arranged on the right side of the storage box 210 , and the other is arranged on the left side of the storage box 210 .
  • the magnetic poles of the two electromagnetic generating components 221b are set to face to the left, so that the direction of the magnetic field from right to left can be realized. Based on the same technical idea, those skilled in the art can easily realize a magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, realize a magnetic field from left to right.
  • the electromagnetic generating parts 221b arranged on the left and right can be further equipped with a homogenization plate 222, and the magnetic field distribution can be changed by using the homogenization plate 222.
  • the left and right outer sides of the two electromagnetic generating parts 221b are respectively provided with a homogenization plate 222 covering the left and right sides to realize storage.
  • the space is within the range of the magnetic field without dead ends.
  • the distribution of the magnetic field without dead angle can be realized by increasing the area of the electromagnetic generating part 221b, that is, the electromagnetic generating part 221b on the left side of the storage box 210 can cover the storage space. left side, and the electromagnetic generating part 221b located on the right side of the storage box 210 can cover the right side of the storage space.
  • the shim 222 is installed, use the left shim plate 222 to cover the left side of the storage space; and use the right shim plate 222 to cover the right side of the storage space.
  • Fig. 16 is a schematic diagram of a fresh-keeping storage container 200 with a drawer structure according to an embodiment of the present invention.
  • the storage box 210 of the fresh-keeping storage container 200 may include: a barrel 211 and a drawer 212 . Wherein the barrel 211 has a forward opening.
  • the drawer 212 is set in the cylinder body 211 in a pullable manner. After the storage box 210 is pulled out, the storage space 213 can be revealed, so as to pick and place the stored objects. After the drawer 212 is pushed into the cylinder body 211, an independent sealed space can be formed.
  • the two magnetic field generating components 221 can be respectively arranged above and below the cylinder 211, that is, outside the top wall and bottom wall of the cylinder 211.
  • the magnetic field generating component 221 at the top can be disposed against the top wall of the cylinder 211
  • the magnetic field generating component 221 at the bottom can be disposed against the bottom of the cylinder 211 .
  • arranging the magnetic field generating components 221 on the top and bottom of the cylinder 211 can reduce the distance between the magnetic field generating components 221 and the stored objects, and improve the magnetic field. effective utilization.
  • the fresh-keeping storage container 200 with the drawer structure has little influence on the storage space 213 of the drawer 212 itself.
  • the size of the permanent magnet plate 221a can be appropriately reduced, and a shim plate covering the corresponding side of the storage space 213 is added on the outside.
  • the magnetic field is uniformly covered in the storage space 213 by using a shim plate.
  • the electromagnetic generating component 221b may also be matched with a shim plate.
  • the magnetic field is uniformly covered in the storage space 213 by using a shim plate.
  • Fig. 17 is a schematic diagram of a fresh-keeping storage container 200 with a drawer structure according to another embodiment of the present invention.
  • two magnetic field generating components 221 (specifically, permanent magnet plates 221 a or electromagnetic generating components 221 b ) are respectively arranged inside the top wall of the cylinder 211 and inside the bottom wall of the cylinder 211 . That is, the magnetic field generating component 221 is disposed inside the barrel 211 .
  • the magnetic field generating part 221 can be fixed on the inner wall of the cylinder 211, thereby further reducing the distance between the magnetic field generating part 221 and the stored object, and improving the effective utilization rate of the magnetic field.
  • a shim plate covering the corresponding side of the storage space 213 may also be added between the magnetic field generating component 221 and the barrel 211 .
  • the magnetic field is evenly distributed in the storage space 213 by using a shim plate.
  • Fig. 18 is a schematic diagram of an air supply structure in a fresh-keeping storage container 200 with a drawer structure according to an embodiment of the present invention.
  • the fresh-keeping storage container 200 realizes internal cooling through air cooling, and further includes: an air inlet duct assembly 214 and an air return port 215 .
  • the air inlet channel assembly 214 is configured to supply cooling air into the cylinder 211 , and the air return port 215 is opened on the cylinder 211 for exhausting the air in the cylinder 211 .
  • the magnetic field generating part 221 is covered by the cover plate outside the cylinder body 211 and cannot be shown.
  • the air inlet channel assembly 214 is used to connect the cooling air channel of the refrigerator 10 , and introduce the low-temperature airflow in the cooling air channel through the heat exchange of the evaporator into the barrel 211 .
  • the cooling air channel may enter from the top of the storage box 210 , and be sent out from the air return port 215 after heat exchange.
  • the air inlet duct assembly 214 and the air return outlet 215 are disposed on the rear side of the fresh-keeping storage container 200 , and their specific positions can be configured according to the position of the air duct in the refrigerator 10 and the configuration of the refrigeration system.
  • the air-cooling system can ensure that the storage space 213 is stable within the set temperature range, and cooperates with the effect of the magnetic field to realize the magnetic field preservation function of the stored objects.
  • the inside of the drawer-type storage box 210 can also be provided with an air guiding part, so that the cooling air flow can flow through the electromagnetic generating part 221b, so as to avoid the heat generated by the electromagnetic generating part 221b after being energized. Affects the storage temperature inside the storage box 210 .
  • the refrigerator 10 can activate the electromagnetic generating part 221b to generate an electromagnetic field when a new stored object is placed in the storage space and the temperature of the stored object is within a set temperature threshold range.
  • the above-mentioned temperature threshold range can be set according to the crystallization temperature during the freezing process, so as to increase the magnetic field strength during the crystallization process.
  • the magnetic field maintains a certain magnetic field strength, and the stored objects are magnetized.
  • the above-mentioned control method can make the stored material freeze in a strong magnetic field environment, preferentially inhibit the growth of ice crystal nuclei, reduce damage to cells, avoid juice loss, ensure a better taste of food materials, improve the quality of frozen storage, and meet Meet the user's storage quality requirements for precious ingredients.
  • two permanent magnet plates 221a are used to form a magnetic field penetrating the storage space in the storage box 210, 1 to 200Gs.
  • the magnetic field strength range can preferably be 5-60GS, for example, about 20Gs; in the case of a refrigerated environment, the magnetic field strength range can be 20-160GS, preferably 40-80Gs , such as around 60Gs.
  • the permanent magnetic field formed by the permanent magnetic plate 221a has a more stable magnetic field, which avoids the influence of the heating of the electromagnetic element on the storage quality.
  • the structure of the fresh-keeping storage container 200 is more compact, especially suitable for the structure of the storage drawer.
  • the magnetic field helps to improve the quality of storage, shortens the freezing time, reduces the rate of food juice loss and nutrient loss, well reduces the low-temperature damage to cells, tissues and other biological products during the freezing process, and better preserves the function and quality of cells. form, reduce the number of microorganisms and bacteria, and prolong the fresh-keeping period.
  • the terms “mounted”, “connected”, “connected” and other terms should be interpreted in a broad sense, for example, it may be a fixed connection, or a detachable connection, or integrated; it may be a mechanical connection , can also be an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or an internal communication between two elements or an interaction relationship between two elements, unless otherwise clearly defined.
  • Those of ordinary skill in the art should be able to understand the specific meanings of the above terms in the present invention according to specific situations.
  • references to the terms “one embodiment,” “some embodiments,” “exemplary embodiments,” “examples,” “specific examples,” or “some A specific feature, structure, material, or characteristic described in an embodiment or example is included in at least one embodiment or example of the present invention.
  • schematic representations of the above terms do not necessarily refer to the same embodiment or example.
  • the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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Abstract

A fresh-keeping storage container (200) for a refrigerator (10), and a refrigerator (10). The fresh-keeping storage container (200) comprises: a storage box (210) provided internally with a storage space for placing stored objects; and one or more magnetic field generating components (221), each magnetic field generating component (221) being configured to be in the shape of a flat plate and arranged at a side wall of the storage box (210), the magnetic field generating component (221) being used for generating a magnetic field acting on the storage space, and the magnetic field strength range of the magnetic field is 1-200 Gs. According to the fresh-keeping storage container (200) and the refrigerator (10), the magnetic field is more stable, and the quality of the stored objects can be effectively improved, so that a new fresh-keeping function is provided, the increasing demand of users for intelligent refrigerators is met, and the quality requirements of the users for smart home and intelligent life are further satisfied.

Description

用于冰箱的保鲜储物容器和冰箱Crisper Storage Containers and Refrigerators for Freezers 技术领域technical field
本发明涉及家用制冷设备,特别是涉及一种用于冰箱的保鲜储物容器和冰箱。The invention relates to household refrigeration equipment, in particular to a fresh-keeping storage container for a refrigerator and the refrigerator.
背景技术Background technique
目前家用制冷设备,利用家用冰箱等,已经并不局限于传统的食物冷藏冷冻。用户的使用需求越来越高,对储藏食材的保鲜效果提出了更高要求,对于肉类、鱼、虾这类食材,储藏过程中容易出现汁液流失导致口感变差、颜色变暗的问题。特别是某些高档食材,储藏一段时间后的品质会大为降低。At present, household refrigeration equipment, such as household refrigerators, are not limited to traditional food refrigeration and freezing. The user's demand for use is getting higher and higher, and higher requirements are put forward for the preservation effect of stored ingredients. For ingredients such as meat, fish, and shrimp, it is easy to lose juice during storage, resulting in poor taste and dark color. Especially for some high-end ingredients, the quality will be greatly reduced after a period of storage.
现有技术中出现了较多的保鲜储藏方案改进方案,利用采用速冻加快结晶速度,近期相关领域中也出现了通过压力变换、超声波、电场、电磁波等方式对储藏食材施加影响,但是这些技术中有些保鲜储藏效果不够理想,有些实现成本高,不便于在家用冰箱中应用。在上述改进方案中,理论研究发现磁场可以能够很好地降低细胞、组织等生物制品中受到的低温损伤,较好地保存细胞的功能和形态,从而保持较好的储藏品质。家用冰箱领域也积极探索应用磁场,实现保鲜储物。然而在实际应用时,不同种类的磁场以及磁场强度对储藏食材的影响不同,难以实现较好的储藏质量。In the prior art, there have been many improvement schemes for fresh-keeping storage schemes. Quick-freezing is used to speed up the crystallization speed. Recently, pressure transformation, ultrasonic waves, electric fields, electromagnetic waves, etc. have also appeared in related fields to exert influence on stored food materials. However, these technologies Some fresh-keeping storage effects are not ideal enough, and some implementation costs are high, which is not convenient for application in household refrigerators. In the above improvement scheme, theoretical studies have found that the magnetic field can well reduce the low-temperature damage to biological products such as cells and tissues, and better preserve the function and shape of cells, thereby maintaining better storage quality. The field of household refrigerators is also actively exploring the application of magnetic fields to achieve fresh storage. However, in practical applications, different types of magnetic fields and magnetic field strengths have different effects on stored food materials, making it difficult to achieve better storage quality.
发明内容Contents of the invention
本发明的一个目的是要提供一种有效提高储物质量的用于冰箱的保鲜储物容器和冰箱。An object of the present invention is to provide a fresh-keeping storage container for a refrigerator and a refrigerator that can effectively improve storage quality.
本发明一个进一步的目的是要降低部件成本。A further object of the invention is to reduce component costs.
本发明另一进一步的目的是使得保鲜储物容器便于在冰箱中应用。Another further object of the present invention is to facilitate the application of the crisper storage container in a refrigerator.
特别地,本发明提供了一种用于冰箱的保鲜储物容器,其包括:In particular, the present invention provides a fresh-keeping storage container for a refrigerator, which includes:
储物盒,其内设置有用于放置被储藏物的储物空间;以及a storage box, which is provided with a storage space for storing objects; and
一个或多个磁场发生部件,每个磁场发生部件被构造成平板状,并设置于储物盒的一个侧壁处,磁场发生部件用于产生作用于储物空间的磁场,磁场的磁场强度范围为1至200Gs。One or more magnetic field generating parts, each magnetic field generating part is configured as a flat plate and arranged at a side wall of the storage box, the magnetic field generating parts are used to generate a magnetic field acting on the storage space, and the magnetic field strength range of the magnetic field is 1 to 200Gs.
可选地,磁场发生部件为永磁板且磁场发生部件的数量为两个,两块永磁板分别设置于储物盒相对设置的一组侧壁处,并且两块永磁板的磁场方向相同且分别垂直于所在侧壁,以形成贯穿储物空间的磁场。Optionally, the magnetic field generating component is a permanent magnet plate and the number of the magnetic field generating component is two, and the two permanent magnet plates are respectively arranged at a set of side walls opposite to the storage box, and the magnetic field direction of the two permanent magnet plates are the same and are respectively perpendicular to the side walls where they are located, so as to form a magnetic field penetrating the storage space.
可选地,永磁板的形状与其所在的储物盒的侧壁形状相适配,并且储物空间在永磁板所在平面上的投影位于永磁板的外周轮廓范围内。Optionally, the shape of the permanent magnet plate is adapted to the shape of the side wall of the storage box where the permanent magnet plate is located, and the projection of the storage space on the plane where the permanent magnet plate is located is within the range of the outer peripheral contour of the permanent magnet plate.
可选地,上述用于冰箱的保鲜储物容器还包括:Optionally, the above-mentioned fresh-keeping storage container for the refrigerator also includes:
匀磁板,贴靠设置于永磁板背向储物盒的一侧,并且储物空间在匀磁板所在平面上的投影位于匀磁板的外周轮廓范围内。The shimming plate is arranged against the side of the permanent magnet plate facing away from the storage box, and the projection of the storage space on the plane where the shimming plate is located is located within the outer peripheral contour of the shimming plate.
可选地,永磁板的尺寸小于其所在的储物盒的侧壁,同一侧永磁板和匀磁板的中心 均与其所在的储物盒的侧壁的中心相对。Optionally, the size of the permanent magnet plate is smaller than the side wall of the storage box where it is located, and the centers of the permanent magnet plate and the uniform magnet plate on the same side are all opposite to the center of the side wall of the storage box where it is located.
可选地,永磁板的面积与储物空间在永磁板所在平面上的投影面积的比例范围为30%至98%。Optionally, the ratio of the area of the permanent magnet plate to the projected area of the storage space on the plane where the permanent magnet plate is located ranges from 30% to 98%.
可选地,磁场发生部件为电磁发生部件,每个电磁发生部件贴靠于储物盒的一个侧壁设置,其内部绕设有电磁线圈,电磁线圈被通电后用于产生磁极与侧壁相对的磁场。Optionally, the magnetic field generating component is an electromagnetic generating component, and each electromagnetic generating component is placed against a side wall of the storage box, and an electromagnetic coil is wound inside it, and the electromagnetic coil is used to generate magnetic poles opposite to the side wall after being energized. magnetic field.
可选地,电磁发生部件的数量为两个,分别设置于储物盒相对设置的一组侧壁处,并且两组电磁发生部件的磁场方向相同,使得磁场贯穿储物空间。Optionally, there are two electromagnetic generating components, which are respectively arranged at a set of opposite side walls of the storage box, and the magnetic field directions of the two sets of electromagnetic generating components are the same, so that the magnetic field penetrates the storage space.
可选地,每个电磁发生部件为平板状的环圈结构,并且电磁线圈绕环圈的环形周向绕设。Optionally, each electromagnetic generating component is a flat ring structure, and the electromagnetic coil is wound around the ring circumference of the ring.
可选地,上述用于冰箱的保鲜储物容器还包括:Optionally, the above-mentioned fresh-keeping storage container for the refrigerator also includes:
匀磁板,贴靠设置于电磁发生部件背向储物盒的一侧,并且储物空间在匀磁板所在平面上的投影位于匀磁板的外周轮廓范围内。The shimming plate is arranged close to the side of the electromagnetic generating component facing away from the storage box, and the projection of the storage space on the plane where the shimming plate is located is located within the outer peripheral contour of the shimming plate.
可选地,每个电磁发生部件还包括:Optionally, each electromagnetic generating component also includes:
防水外壳,其内设置有电磁线圈。The waterproof casing is provided with an electromagnetic coil.
可选地,储物盒包括:Optionally, the storage box includes:
筒体,具有前向开口;a barrel with a forward opening;
抽屉,可抽拉地设置在筒体内。The drawer is set in the barrel in a pullable manner.
可选地,两个磁场发生部件分别布置于筒体的上方和下方。Optionally, two magnetic field generating components are respectively arranged above and below the barrel.
可选地,两个磁场发生部件分别布置于筒体顶壁的内侧以及筒体底壁的内侧。Optionally, the two magnetic field generating components are respectively arranged inside the top wall of the cylinder and inside the bottom wall of the cylinder.
可选地,上述用于冰箱的保鲜储物容器还包括:Optionally, the above-mentioned fresh-keeping storage container for the refrigerator also includes:
进风道组件,配置向储物盒内供应制冷气流;并且筒体上还开设有回风口,回风口用于排出筒体内的空气。The air inlet duct assembly is configured to supply cooling airflow to the storage box; and an air return port is provided on the cylinder body, and the air return port is used to discharge the air in the cylinder body.
根据本发明的另一个方面,还提供了一种冰箱,其包括上述任一种用于冰箱的保鲜储物容器。According to another aspect of the present invention, there is also provided a refrigerator, which includes any one of the above fresh-keeping storage containers for refrigerators.
本发明的用于冰箱的保鲜储物容器,在储物盒的侧壁处设置磁场发生部件,磁场发生部件被构造成平板状,节省了占用的空间,磁场发生部件产生作用于储物空间的磁场,磁场的磁场强度范围为1至200Gs。磁场有助于提高储物质量,可以缩短冻结时间,减少食物的汁液流失率以及营养流失,很好地降低细胞、组织等生物制品冷冻过程中受到的低温损伤,较好地保存细胞的功能和形态,降低微生物和细菌数量,延长保鲜周期。In the fresh-keeping storage container for refrigerators of the present invention, a magnetic field generating part is arranged on the side wall of the storage box, and the magnetic field generating part is configured in a flat plate shape, which saves occupied space, and the magnetic field generating part acts on the storage space. Magnetic field, the magnetic field strength of the magnetic field ranges from 1 to 200Gs. The magnetic field helps to improve the quality of storage, shortens the freezing time, reduces the rate of food juice loss and nutrient loss, well reduces the low-temperature damage to cells, tissues and other biological products during the freezing process, and better preserves the function and quality of cells. form, reduce the number of microorganisms and bacteria, and prolong the fresh-keeping period.
在一些实施方案中,本发明的用于冰箱的保鲜储物容器采用两块永磁板作为磁场发生部件,将两块永磁板在储物盒相对设置的一组侧壁处,两块永磁板磁场方向相同,从而形成贯穿储物盒内储物空间的磁场。永磁板形成的永磁磁场,磁场更加稳定,避免了电磁元件的发热对储物质量的影响。In some embodiments, the fresh-keeping storage container for the refrigerator of the present invention adopts two permanent magnet plates as the magnetic field generating components, and the two permanent magnet plates are placed on a set of side walls opposite to the storage box, and the two permanent magnet plates The directions of the magnetic fields of the magnetic plates are the same, thereby forming a magnetic field that runs through the storage space in the storage box. The permanent magnetic field formed by the permanent magnetic plate has a more stable magnetic field, which avoids the influence of the heating of the electromagnetic components on the storage quality.
进一步地,本发明的用于冰箱的保鲜储物容器,储物空间在永磁板所在平面上的投影位于永磁板的外周轮廓范围内,使得储物空间整体无死角的位于磁场范围内,避免出现磁场死区。Further, in the fresh-keeping storage container for refrigerators of the present invention, the projection of the storage space on the plane where the permanent magnet plate is located is located within the outer peripheral contour range of the permanent magnet plate, so that the storage space as a whole is located within the magnetic field range without dead ends, Avoid magnetic field dead zones.
在另一些实施方案中,本发明的用于冰箱的保鲜储物容器采用电磁发生部件作为磁 场发生部件,在储物盒的侧壁处设置电磁发生部件,电磁发生部件的内部绕设有电磁线圈,电磁线圈被通电后用于产生磁极与侧壁相对的磁场。In some other embodiments, the fresh-keeping storage container for the refrigerator of the present invention adopts an electromagnetic generating component as a magnetic field generating component, and an electromagnetic generating component is arranged on the side wall of the storage box, and an electromagnetic coil is wound inside the electromagnetic generating component. , the electromagnetic coil is energized to generate a magnetic field with the poles facing the side walls.
更进一步地,两个电磁发生部件分别设置于储物盒相对设置的一组侧壁处,且磁场方向相同,使得磁场贯穿储物空间。Furthermore, the two electromagnetic generating components are respectively arranged at a set of opposite side walls of the storage box, and the direction of the magnetic field is the same, so that the magnetic field penetrates the storage space.
更进一步地,本发明的用于冰箱的保鲜储物容器,还可以利用匀磁板可以节省磁性材料的使用量,避免了使用过多或者过大的磁性件导致的成本上升以及重量增加。同时匀磁板可以改变磁场的磁场分布,使得磁场在储物空间内分布更加均匀。Furthermore, the fresh-keeping storage container for the refrigerator of the present invention can also use the homogenization plate to save the amount of magnetic materials used, avoiding the increase in cost and weight caused by the use of too many or too large magnetic components. At the same time, the homogenization plate can change the magnetic field distribution of the magnetic field, so that the magnetic field is more evenly distributed in the storage space.
更进一步地,本发明的保鲜储物容器,通过对匀磁板以及磁场发生部件(永磁板或电磁发生部件)的结构进行优化,使得保鲜储物容器结构更加紧凑,尤其适用于储物抽屉这种结构,在相对扁平的储物空间内实现磁场保鲜。更进一步地,本发明的冰箱,在冷冻环境中设置上述保鲜储物容器,使得食材在磁场环境中储藏,抑制冰晶晶核生长,冰晶生长速率高于水分子迁移速率,产生的冰晶偏小,从而减小对细胞造成的损伤,避免汁液流失,保证了食材更好的口感,提高了冷冻储物质量,满足了用户对珍贵食材的储藏质量要求。Furthermore, the fresh-keeping storage container of the present invention optimizes the structure of the uniform magnet plate and the magnetic field generating part (permanent magnet plate or electromagnetic generating part), making the fresh-keeping storage container more compact, especially suitable for storage drawers This structure realizes magnetic field preservation in a relatively flat storage space. Furthermore, in the refrigerator of the present invention, the above-mentioned fresh-keeping storage container is set in a freezing environment, so that food materials are stored in a magnetic field environment, and the growth of ice crystal nuclei is inhibited. The growth rate of ice crystals is higher than the migration rate of water molecules, and the resulting ice crystals are relatively small. Thereby reducing the damage to the cells, avoiding the loss of juice, ensuring a better taste of the ingredients, improving the quality of frozen storage, and meeting the user's storage quality requirements for precious ingredients.
更进一步地,本发明的冰箱,通过磁场提高了储物质量,可以为智能冰箱提供新的保鲜功能,符合了使用者对智能冰箱日益提高的使用需求,进一步满足了使用者对智慧家庭、智能生活的品质要求。Furthermore, the refrigerator of the present invention improves the storage quality through the magnetic field, and can provide a new fresh-keeping function for the smart refrigerator, which meets the user's increasing demand for smart refrigerators, and further satisfies the user's demand for smart homes, smart quality of life requirements.
根据下文结合附图对本发明具体实施例的详细描述,本领域技术人员将会更加明了本发明的上述以及其他目的、优点和特征。Those skilled in the art will be more aware of the above and other objects, advantages and features of the present invention according to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings.
附图说明Description of drawings
后文将参照附图以示例性而非限制性的方式详细描述本发明的一些具体实施例。附图中相同的附图标记标示了相同或类似的部件或部分。本领域技术人员应该理解,这些附图未必是按比例绘制的。附图中:Hereinafter, some specific embodiments of the present invention will be described in detail by way of illustration and not limitation with reference to the accompanying drawings. The same reference numerals in the drawings designate the same or similar parts or parts. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the attached picture:
图1是根据本发明一个实施例的冰箱的示意图;FIG. 1 is a schematic diagram of a refrigerator according to an embodiment of the present invention;
图2是根据本发明一个实施例的用于冰箱的保鲜储物容器的示意图;Fig. 2 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to an embodiment of the present invention;
图3是根据本发明另一实施例的用于冰箱的保鲜储物容器的示意图;3 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图4是图3所示的保鲜储物容器的部件***图;Fig. 4 is an exploded view of parts of the fresh-keeping storage container shown in Fig. 3;
图5是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图;Fig. 5 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图6是图5所示的保鲜储物容器的部件***图;Fig. 6 is an exploded view of parts of the fresh-keeping storage container shown in Fig. 5;
图7是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图;Fig. 7 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图8是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图;Fig. 8 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图9是根据本发明一个实施例的用于冰箱的保鲜储物容器中电磁发生部件的示意图;Fig. 9 is a schematic diagram of electromagnetic generating components in a fresh-keeping storage container for a refrigerator according to an embodiment of the present invention;
图10是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图;Fig. 10 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图11是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图;Fig. 11 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图12是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图;Fig. 12 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图13是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图;Fig. 13 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图14是图13所示的保鲜储物容器的部件***图;Fig. 14 is an exploded view of parts of the fresh-keeping storage container shown in Fig. 13;
图15是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图;Fig. 15 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention;
图16是根据本发明一个实施例的抽屉结构的保鲜储物容器的示意图;Fig. 16 is a schematic diagram of a fresh-keeping storage container with a drawer structure according to an embodiment of the present invention;
图17是根据本发明另一实施例的抽屉结构的保鲜储物容器的示意图;以及17 is a schematic diagram of a fresh-keeping storage container with a drawer structure according to another embodiment of the present invention; and
图18是根据本发明一个实施例的抽屉结构的保鲜储物容器中送风结构的示意图。Fig. 18 is a schematic diagram of an air supply structure in a fresh-keeping storage container with a drawer structure according to an embodiment of the present invention.
具体实施方式Detailed ways
图1是根据本发明一个实施例的保鲜储物容器200的冰箱10的示意性透视图。本实施例的冰箱10一般性地可以包括箱体120、门体110、制冷***(图中未示出)。箱体120内可以限定有至少一个前侧敞开的储物间室,通常为多个,如冷藏储物间室、冷冻储物间室、变温储物间室等等。具体的储物间室的数量和功能可以根据预先的需求进行配置。FIG. 1 is a schematic perspective view of a refrigerator 10 with a fresh-keeping storage container 200 according to an embodiment of the present invention. The refrigerator 10 of this embodiment may generally include a box body 120, a door body 110, and a refrigeration system (not shown in the figure). The box body 120 may define at least one storage compartment with an open front side, usually a plurality of storage compartments, such as a refrigerated storage compartment, a freezer storage compartment, a variable temperature storage compartment, and the like. The number and functions of the specific storage compartments can be configured according to the prior requirements.
本实施例的冰箱10可以为风冷冰箱,在箱体120内设置有风路***,利用风机将经过换热器(蒸发器)换热的制冷气流经送风口送向储物间室,然后经由回风口返回风道。实现制冷。由于此类冰箱的箱体120、门体110、制冷***本身均是本领域技术人员习知且易于实现的,为了不掩盖和模糊本申请的发明点,后文对箱体120、门体110、制冷***本身不做赘述。The refrigerator 10 of this embodiment can be an air-cooled refrigerator, and an air duct system is arranged in the box body 120, and the cooling air flow through the heat exchanger (evaporator) is sent to the storage room through the air supply port by a fan, and then Return to the air duct through the air return port. Achieve cooling. Since the box body 120, the door body 110, and the refrigeration system of this type of refrigerator are well-known and easy to implement by those skilled in the art, in order not to cover up and obscure the invention points of the present application, the box body 120, the door body 110 , The refrigeration system itself will not be described in detail.
冰箱10的一个或多个储物间室内部可以设置有保鲜储物容器200。保鲜储物容器200在放置于冷冻储物间室时,可以用于对冷冻食材进行冷冻保鲜,抑制冰晶晶核生长,使得冰晶生长速率高于水分子迁移速率,产生的冰晶偏小,从而减小对细胞造成的损伤,避免汁液流失,加速冷冻过程,缩短冻结时间。保鲜储物容器200用于冷藏储物间室时,可以降低食材氧化还原反应的速度,减少营养、水分损失,阻止食材变色,抑制细菌滋生,延长食材保鲜期。Fresh-keeping storage containers 200 may be disposed inside one or more storage compartments of the refrigerator 10 . When the fresh-keeping storage container 200 is placed in the refrigerated storage compartment, it can be used to refrigerate and preserve the frozen foodstuffs, inhibit the growth of ice crystal nuclei, make the growth rate of ice crystals higher than the migration rate of water molecules, and produce smaller ice crystals, thereby reducing the Minimize damage to cells, avoid juice loss, speed up the freezing process, and shorten the freezing time. When the fresh-keeping storage container 200 is used in a refrigerated storage compartment, it can reduce the redox reaction speed of ingredients, reduce nutrition and water loss, prevent discoloration of ingredients, inhibit bacterial growth, and prolong the shelf life of ingredients.
保鲜储物容器200的数量以及可以布置的储物间室类型,可以根据用户需求进行配置。例如冰箱10内可以设置一个或多个保鲜储物容器200。保鲜储物容器200可以布置于冷藏储物间室、冷冻储物间室、变温储物间室当中,在上述储物间室内进行磁场辅助保鲜。保鲜储物容器200也可以作为冰箱10的一个独立间室,由冰箱10对其独立控温。例如冰箱10专门构造出用于布置保鲜储物容器200的间室或者将保鲜储物容器200直接构造为冰箱10的间室。The number of fresh-keeping storage containers 200 and the types of storage compartments that can be arranged can be configured according to user requirements. For example, one or more fresh-keeping storage containers 200 may be set in the refrigerator 10 . The fresh-keeping storage container 200 can be arranged in the refrigerated storage compartment, the frozen storage compartment, and the temperature-variable storage compartment, and magnetic field-assisted fresh-keeping is performed in the above-mentioned storage compartment. The fresh-keeping storage container 200 can also be used as an independent compartment of the refrigerator 10, and the refrigerator 10 can independently control its temperature. For example, the refrigerator 10 is specially configured as a compartment for arranging the fresh-keeping storage container 200 or the fresh-keeping storage container 200 is directly configured as a compartment of the refrigerator 10 .
图2是根据本发明一个实施例的用于冰箱的保鲜储物容器200的示意图。保鲜储物容器200可以包括储物盒210以及一个或多个磁场发生部件221。储物盒210内限定用于放置被储藏物的储物空间,储物盒210可以为盒体状。一些实施例中储物盒210可以为整体扁平的长方体形状(即沿高度方向的距离明显小于沿纵深方向的距离以及沿横向左右方向的距离)。本领域技术人员可以根据所需的储物空间配置储物盒210的构造和尺寸,利用配置为盒体状、箱体状或者抽屉结构等。Fig. 2 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to an embodiment of the present invention. The fresh storage container 200 may include a storage box 210 and one or more magnetic field generating components 221 . The storage box 210 defines a storage space for storing objects, and the storage box 210 may be in the shape of a box. In some embodiments, the storage box 210 may be in the shape of an overall flat cuboid (that is, the distance along the height direction is significantly smaller than the distance along the depth direction and the distance along the lateral left and right directions). Those skilled in the art can configure the structure and size of the storage box 210 according to the required storage space, such as a box shape, a box shape, or a drawer structure.
每个磁场发生部件221被构造成平板状,设置于储物盒210的一个侧壁处。磁场发 生部件221用于产生作用于储物空间的磁场,磁场的磁场强度范围为1至200Gs。磁场发生部件221的形状与其所在的储物盒210的侧壁形状可以相适配。例如对于长方体状的储物盒,磁场发生部件221的外轮廓可以设置为对应侧壁相应的长方形。Each magnetic field generating part 221 is configured as a flat plate and is disposed on a side wall of the storage box 210 . The magnetic field generating part 221 is used to generate a magnetic field acting on the storage space, and the magnetic field strength of the magnetic field ranges from 1 to 200Gs. The shape of the magnetic field generating component 221 can be adapted to the shape of the side wall of the storage box 210 where it is located. For example, for a cuboid storage box, the outer contour of the magnetic field generating component 221 may be set as a rectangle corresponding to the side wall.
需要说明的是,图2中虽然仅示意性地示出了设置两个磁场发生部件221的情形,基于本文的说明,本领域技术人员易于实现一个或多于两个的磁场发生部件221的布置。It should be noted that although only two magnetic field generating components 221 are schematically shown in FIG. 2 , based on the description herein, those skilled in the art can easily realize the arrangement of one or more than two magnetic field generating components 221 .
图3是根据本发明另一个实施例的用于冰箱的保鲜储物容器200的示意图;图4是图3所示的保鲜储物容器200的部件***图。本实施例中,磁场发生部件221具体为永磁板221a且其数量为两个。也即,保鲜储物容器200可以包括储物盒210以及永磁板221a。FIG. 3 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention; FIG. 4 is an exploded view of parts of the fresh-keeping storage container 200 shown in FIG. 3 . In this embodiment, the magnetic field generating component 221 is specifically a permanent magnet plate 221a and there are two of them. That is, the fresh-keeping storage container 200 may include a storage box 210 and a permanent magnet plate 221a.
两块永磁板221a分别设置于储物盒210相对设置的一组侧壁处。永磁板的形状与其所在的储物盒的侧壁形状相适配。例如对于长方体状的储物盒,永磁板221a可以设置为对应侧壁相应的长方形。The two permanent magnet plates 221a are respectively disposed on a set of opposite side walls of the storage box 210 . The shape of the permanent magnet plate is adapted to the shape of the side wall of the storage box where it is located. For example, for a rectangular parallelepiped storage box, the permanent magnet plate 221a may be arranged as a corresponding rectangle corresponding to the side wall.
两块永磁板221a可以根据储物盒210的自身形状进行选择放置在储物盒210的横向左右两侧、顶底两侧、或者前后两侧。在储物盒210整体为扁平形状,特别是储物盒为抽屉结构的情况下,两块永磁板221a可以优先布置在储物盒210的顶部和底部。这样的布置方式,可以减小两块永磁板221a之间的距离,提高磁场强度以及均匀性。The two permanent magnet plates 221a can be selectively placed on the left and right sides, top and bottom sides, or front and rear sides of the storage box 210 according to the shape of the storage box 210 . When the storage box 210 has a flat shape as a whole, especially when the storage box is a drawer structure, the two permanent magnet plates 221 a can be preferentially arranged on the top and bottom of the storage box 210 . Such an arrangement can reduce the distance between the two permanent magnet plates 221a, and improve the strength and uniformity of the magnetic field.
两块永磁板221a的磁场方向相同且分别垂直于所在侧壁,以形成贯穿储物空间的磁场,磁场的磁场强度范围为1至200Gs。在应用于冷冻环境的情况下,磁场强度范围可以优选采用5~60GS,例如可选择20Gs左右;在应用于冷藏环境的情况下,磁场强度范围可以采用20~160GS,优选地可以采用40~80Gs,例如60Gs左右。两块永磁板221a布置在储物盒210的顶部和底部的实施例中,可以将两块永磁板221a的N极均设置为向上,S极设置为向下,从而形成如图3所示的从底至顶贯穿储物空间的磁场。基于相同的技术思路,本领域技术人员易于通过调整磁极方向实现相反方向的磁场,也即将两块永磁板221a的S极设置为向上,从而实现从顶至底的磁场。上述永磁板221a形成的永磁磁场为静态磁场,可以使得储物空间内始终具有一定强度的磁场。The magnetic fields of the two permanent magnet plates 221a have the same direction and are respectively perpendicular to the sidewalls, so as to form a magnetic field penetrating the storage space. The magnetic field strength of the magnetic field ranges from 1 to 200Gs. In the case of application in a freezing environment, the magnetic field strength range can preferably be 5-60GS, for example, about 20Gs; in the case of application in a refrigerated environment, the magnetic field strength range can be 20-160GS, preferably 40-80Gs , such as around 60Gs. In the embodiment where the two permanent magnet plates 221a are arranged on the top and the bottom of the storage box 210, the N poles of the two permanent magnet plates 221a can be set upwards, and the S poles can be set downwards, thereby forming The shown magnetic field runs through the storage space from bottom to top. Based on the same technical idea, those skilled in the art can easily realize the magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, setting the S poles of the two permanent magnet plates 221a upward, so as to realize the magnetic field from top to bottom. The permanent magnetic field formed by the permanent magnetic plate 221a is a static magnetic field, which can make the storage space always have a certain strength of the magnetic field.
经过大量验证,上述磁场强度范围的磁场可以有效提高被储藏物的储藏品质,达到预期的保鲜效果。After a lot of verification, the magnetic field in the above range of magnetic field strength can effectively improve the storage quality of the stored object and achieve the expected freshness preservation effect.
永磁板221a需保证储物空间的所有位置均能形成均匀的磁场。也即储物空间无死角地处于磁场范围内。在一些实施例中储物空间在永磁板221a所在平面上的投影位于永磁板的外周轮廓范围内,也就是说永磁板221a可以与储物空间对应的侧面大小大体一致或者略大于侧面面积。例如位于储物盒210顶部的永磁板221a能够覆盖储物空间的顶部区域,而位于储物盒210的底部的永磁板221a能够覆盖储物空间的底部区域。The permanent magnet plate 221a needs to ensure that all positions of the storage space can form a uniform magnetic field. That is to say, the storage space is within the range of the magnetic field without any dead angle. In some embodiments, the projection of the storage space on the plane where the permanent magnet plate 221a is located is located within the outer peripheral contour of the permanent magnet plate, that is to say, the size of the permanent magnet plate 221a can be roughly the same as the side surface corresponding to the storage space or slightly larger than the side surface area. For example, the permanent magnet plate 221a at the top of the storage box 210 can cover the top area of the storage space, and the permanent magnet plate 221a at the bottom of the storage box 210 can cover the bottom area of the storage space.
图5是根据本发明又一实施例的用于冰箱的保鲜储物容器200的示意图;图6是图5所示的保鲜储物容器200的部件***图。该实施例中的保鲜储物容器200进一步还设置匀磁板222。匀磁板222贴靠设置于永磁板221a背向储物盒210的一侧。Fig. 5 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention; Fig. 6 is an exploded view of parts of the fresh-keeping storage container 200 shown in Fig. 5 . The fresh-keeping storage container 200 in this embodiment is further provided with a homogenization plate 222 . The shim plate 222 is disposed against the side of the permanent magnet plate 221 a facing away from the storage box 210 .
匀磁板222可以由具有低矫顽力和高磁导率的材料制成,例如可以使用硅钢片或类似材料制成。两块匀磁板222分别设置于永磁板221a的外侧。例如顶部永磁板221a的上方布置顶部匀磁板222,底部永磁板221a的下方布置底部匀磁板222。匀磁板222的 一侧板面可以与对应的永磁板221a贴靠设置,以便磁场传导。在一些实施例中匀磁板222与永磁板221a可以通过焊接、粘接进行固定。The shim plate 222 can be made of materials with low coercive force and high magnetic permeability, such as silicon steel sheet or similar materials. The two shim plates 222 are respectively disposed on the outer sides of the permanent magnet plates 221a. For example, the top shim plate 222 is disposed above the top permanent magnet plate 221a, and the bottom shim plate 222 is disposed below the bottom permanent magnet plate 221a. One side plate surface of the shim plate 222 can be arranged in close contact with the corresponding permanent magnet plate 221a, so that the magnetic field conducts. In some embodiments, the shim plate 222 and the permanent magnet plate 221a can be fixed by welding or bonding.
永磁板221a可以与储物空间对应的侧面大小大体一致或者略大于侧面面积。在设置匀磁板222后,永磁板221a的尺寸可以缩小。匀磁板222改变永磁板221a的磁场分布,使之更加均匀。在一些实施例中,永磁板221a的尺寸可以小于储物盒210的对应侧壁,而储物空间在匀磁板222所在平面上的投影位于匀磁板222的外周轮廓范围内。也就是说永磁板221a的尺寸可以较小,通过匀磁板222扩大磁场的覆盖区域。匀磁板222可以与储物空间对应的侧面大小大体一致或者略大于侧面面积。例如位于储物盒210顶部的匀磁板222能够覆盖储物空间的顶部区域,而位于储物盒210的底部的匀磁板222能够覆盖储物空间的底部区域。The size of the permanent magnet plate 221a may be substantially the same as that of the side surface corresponding to the storage space or slightly larger than the area of the side surface. After the shim plate 222 is provided, the size of the permanent magnet plate 221a can be reduced. The homogenization plate 222 changes the magnetic field distribution of the permanent magnet plate 221a to make it more uniform. In some embodiments, the size of the permanent magnet plate 221a may be smaller than the corresponding side wall of the storage box 210 , and the projection of the storage space on the plane where the magnetization plate 222 is located is located within the outer peripheral contour of the magnetization plate 222 . That is to say, the size of the permanent magnet plate 221 a can be small, and the coverage area of the magnetic field can be enlarged through the uniform magnet plate 222 . The size of the shim plate 222 may be substantially the same as that of the side of the storage space or slightly larger than the area of the side. For example, the shim plate 222 at the top of the storage box 210 can cover the top area of the storage space, while the shim plate 222 at the bottom of the storage box 210 can cover the bottom area of the storage space.
设置于同一侧永磁板221a和匀磁板222的中心均与其所在的储物盒210的侧壁的中心相对。也即顶部的永磁板221a和匀磁板222与储物空间的顶部同中心设置,底部的永磁板221a和匀磁板22与储物空间的底部同中心设置。利用尺寸的较大的匀磁板222可以扩展永磁板221a的磁场范围,使储物空间无死角地处于磁场范围内。The centers of the permanent magnet plate 221a and the shim plate 222 disposed on the same side are opposite to the center of the side wall of the storage box 210 where they are located. That is, the top permanent magnet plate 221a and the shim plate 222 are arranged concentrically with the top of the storage space, and the bottom permanent magnet plate 221a and the shim plate 22 are arranged concentrically with the bottom of the storage space. The magnetic field range of the permanent magnet plate 221a can be expanded by using the larger size homogenization plate 222, so that the storage space is within the magnetic field range without dead angle.
另外利用匀磁板222可以减少磁性材料的使用量,降低保鲜储物容器200的成本。永磁板221a的面积与储物空间在永磁板221a所在平面上的投影面积的比例范围为30%至98%,在一些优选的实施例中比例范围可为50%至95%。也即顶部永磁板221a的面积为储物空间顶部区域面积的30%至98%(例如50%至95%),并且位于储物空间顶面的中央位置;底部永磁板221a的面积为储物空间底部区域面积的30%至98%(例如50%至95%),并且位于储物空间底面的中央位置。上述的面积比例经过实际验证,可以使得磁场通过匀磁板222实现在整个储物空间内的分布,且磁场强度可以满足设定的要求。In addition, using the homogenization plate 222 can reduce the amount of magnetic material used, and reduce the cost of the fresh-keeping storage container 200 . The ratio of the area of the permanent magnet plate 221a to the projected area of the storage space on the plane where the permanent magnet plate 221a is located ranges from 30% to 98%, and in some preferred embodiments the ratio ranges from 50% to 95%. That is, the area of the top permanent magnet plate 221a is 30% to 98% (such as 50% to 95%) of the area of the top area of the storage space, and is located at the central position of the top surface of the storage space; the area of the bottom permanent magnet plate 221a is 30% to 98% (for example, 50% to 95%) of the area of the bottom of the storage space, and is located at the center of the bottom surface of the storage space. The above-mentioned area ratio has been verified in practice, and the magnetic field can be distributed in the entire storage space through the homogenization plate 222, and the magnetic field strength can meet the set requirements.
基于上述图3-6的永磁板221a与储物盒210的配合结构以及上述说明,本领域技术人员易于实现永磁板221a的左右布置,或者前后布置。Based on the matching structure of the permanent magnet plate 221a and the storage box 210 in FIGS. 3-6 and the above description, those skilled in the art can easily realize the arrangement of the permanent magnet plate 221a left and right, or front and back.
图7是根据本发明又一实施例的用于冰箱的保鲜储物容器200的示意图。在该实施例中,两块永磁板221a左右布置,其中一块布置于储物盒210的右侧,另一块布置于储物盒210的左侧。两块永磁板221a的磁极设置为朝向左侧,可以实现从右向左的磁场方向。基于相同的技术思路,本领域技术人员易于通过调整磁极方向实现相反方向的磁场,也即实现从左至右的磁场。Fig. 7 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention. In this embodiment, two permanent magnet plates 221 a are arranged left and right, one of which is arranged on the right side of the storage box 210 , and the other is arranged on the left side of the storage box 210 . The magnetic poles of the two permanent magnet plates 221a are set to face to the left, which can realize the direction of the magnetic field from right to left. Based on the same technical idea, those skilled in the art can easily realize a magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, realize a magnetic field from left to right.
上述左右布置的永磁板221a同样可以进一步设置匀磁板,从而缩小永磁板221a的尺寸,利用匀磁板来改变磁场分布,实现储物空间无死角地处于磁场范围内。The above-mentioned permanent magnet plates 221a arranged on the left and right can also be further equipped with a homogenization plate, thereby reducing the size of the permanent magnet plate 221a, and using the homogenization plates to change the magnetic field distribution, so that the storage space is within the magnetic field without dead ends.
在没有设置匀磁板的保鲜储物容器200中,可通过增大永磁板221a的面积实现磁场无死角分布,也即位于储物盒210左侧的永磁板221a能够覆盖储物空间的左侧,而位于储物盒210的右侧的永磁板221a能够覆盖储物空间的右侧。设置有匀磁板后,利用左侧的匀磁板覆盖储物空间的左侧;并利用右侧的匀磁板覆盖储物空间的右侧。In the fresh-keeping storage container 200 without a uniform magnetic plate, the distribution of the magnetic field without dead angle can be realized by increasing the area of the permanent magnetic plate 221a, that is, the permanent magnetic plate 221a on the left side of the storage box 210 can cover the storage space. left side, and the permanent magnet plate 221a located on the right side of the storage box 210 can cover the right side of the storage space. After the shim plate is installed, use the left shim plate to cover the left side of the storage space; and use the right shim board to cover the right side of the storage space.
图8是根据本发明又一个实施例的用于冰箱的保鲜储物容器的示意图;图9是根据本发明一个实施例的用于冰箱的保鲜储物容器中电磁发生部件的示意图。本实施例中,磁场发生部件221具体为电磁发生部件221b。也即,保鲜储物容器200可以包括储物盒 210以及一个或多个电磁发生部件221b。Fig. 8 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention; Fig. 9 is a schematic diagram of electromagnetic generating components in a fresh-keeping storage container for a refrigerator according to an embodiment of the present invention. In this embodiment, the magnetic field generating component 221 is specifically an electromagnetic generating component 221b. That is, the fresh-keeping storage container 200 may include a storage box 210 and one or more electromagnetic generating components 221b.
每个电磁发生部件221b被构造成平板状,并贴靠于储物盒210的一个侧壁设置,其内部绕设有电磁线圈2211,电磁线圈2211被通电后用于产生磁极与侧壁相对的磁场,磁场的磁场强度范围为1至200Gs。电磁发生部件221b的形状与其所在的储物盒210的侧壁形状可以相适配。例如对于长方体状的储物盒,电磁发生部件221b的外轮廓可以设置为对应侧壁相应的长方形。Each electromagnetic generating part 221b is configured as a flat plate, and is placed against a side wall of the storage box 210, and an electromagnetic coil 2211 is wound inside it, and the electromagnetic coil 2211 is used to generate a magnetic pole opposite to the side wall after being electrified. Magnetic field, the magnetic field strength of the magnetic field ranges from 1 to 200Gs. The shape of the electromagnetic generating part 221b can be adapted to the shape of the side wall of the storage box 210 where it is located. For example, for a cuboid storage box, the outer contour of the electromagnetic generating component 221b may be set as a rectangle corresponding to the side wall.
为了节省材料以及重量,电磁发生部件221b可以为平板状的环圈结构,并且电磁线圈2211绕环圈的环形周向绕设。电磁发生部件还可以包括防水外壳2212,防水外壳2212内设置有电磁线圈2211。防水外壳2212可以构造成环圈结构,整体呈平板状,以在朝向储物盒210的一侧形成平面,以便电磁发生部件221b贴靠于储物盒210的侧壁设置。电磁线圈2211的匝数可以根据储物空间的大小以及磁场强度进行设置,需满足保鲜要求的磁场强度范围可以设置为1Gs-200Gs,在应用于冷冻环境的情况下,磁场强度范围可以优选采用5~60GS,例如可选择20Gs左右;在应用于冷藏环境的情况下,磁场强度范围可以采用20~160GS,优选地可以采用40~80Gs,例如60Gs左右。也即能够在储物空间内形成全面覆盖的上述磁场强度范围的保鲜磁场。防水外壳2212可以利用浸漆、塑封、密封圈等实现密封外壳,包裹保护内部的电磁线圈2211。In order to save material and weight, the electromagnetic generating part 221b may be a flat ring structure, and the electromagnetic coil 2211 is wound around the ring. The electromagnetic generating component may further include a waterproof casing 2212, and an electromagnetic coil 2211 is disposed inside the waterproof casing 2212. The waterproof casing 2212 can be configured as a ring structure, which is in the shape of a flat plate as a whole, so as to form a plane on the side facing the storage box 210 , so that the electromagnetic generating part 221b is placed against the side wall of the storage box 210 . The number of turns of the electromagnetic coil 2211 can be set according to the size of the storage space and the magnetic field strength. The magnetic field strength range that needs to meet the preservation requirements can be set to 1Gs-200Gs. In the case of application in a freezing environment, the magnetic field strength range can preferably be 5 ~60GS, for example, about 20Gs can be selected; in the case of application in a refrigerated environment, the magnetic field strength range can be 20-160GS, preferably 40-80Gs, for example, about 60Gs. That is to say, a fresh-keeping magnetic field covering the above-mentioned magnetic field strength range can be formed in the storage space. The waterproof casing 2212 can be sealed by dipping paint, plastic sealing, sealing ring, etc., and wrapping and protecting the electromagnetic coil 2211 inside.
电磁发生部件221b产生的磁场可以为磁场强度恒定的恒定磁场。经过大量验证,上述磁场强度范围的恒定磁场可以有效提高被储藏物的储藏品质,达到预期的保鲜效果。The magnetic field generated by the electromagnetic generating part 221b may be a constant magnetic field with a constant magnetic field strength. After a lot of verification, the constant magnetic field in the above range of magnetic field strength can effectively improve the storage quality of the stored objects and achieve the expected freshness preservation effect.
在保鲜储物容器200具有一个电磁发生部件221b的情况下,电磁发生部件221b可以根据储物空间的构造设置其相应位置,也即可以根据储物盒210的自身形状进行选择放置在储物盒210的横向左右两侧之一、顶底两侧之一、或者前后两侧之一。在储物盒210整体为扁平形状,特别是储物盒210为抽屉结构的情况下,电磁发生部件221b可以优先布置在储物盒210的顶部或底部。In the case that the fresh-keeping storage container 200 has an electromagnetic generating part 221b, the electromagnetic generating part 221b can set its corresponding position according to the configuration of the storage space, that is, it can be selected and placed in the storage box according to the shape of the storage box 210 itself. One of the left and right sides, one of the top and bottom sides, or one of the front and back sides of the 210. When the storage box 210 has a flat shape as a whole, especially when the storage box 210 has a drawer structure, the electromagnetic generating part 221b can be preferentially arranged on the top or bottom of the storage box 210 .
在电磁发生部件221b可以优先布置在储物盒210的顶部或底部的实施例中,电磁发生部件221b的磁极方向设置为纵向设置,保鲜储物容器200内储物空间可以形成从底至顶的磁场。In the embodiment where the electromagnetic generating part 221b can be preferentially arranged on the top or bottom of the storage box 210, the magnetic pole direction of the electromagnetic generating part 221b is set to be vertically arranged, and the storage space in the fresh-keeping storage container 200 can be formed from bottom to top. magnetic field.
图10是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图。在该实施例中,电磁发生部件221b可以布置于储物盒210的背部,其磁极方向可以设置为前后纵深方向设置。保鲜储物容器200内储物空间可以形成前后方向的磁场。该结构尤其适用于前后纵深方向较浅的储物空间。Fig. 10 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention. In this embodiment, the electromagnetic generating part 221b can be arranged on the back of the storage box 210, and its magnetic pole direction can be set to be set in the front-back and depth direction. The storage space in the fresh-keeping storage container 200 can form a magnetic field in the front and rear directions. This structure is especially suitable for storage spaces that are relatively shallow in the front and rear depth directions.
图11是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图。在该实施例中,电磁发生部件221b可以布置于储物盒210的左侧或者右侧,其磁极方向可以设置为横向左右方向设置。保鲜储物容器200内储物空间可以形成左右方向的磁场。该结构尤其适用于横向左右方向较窄的储物空间。Fig. 11 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention. In this embodiment, the electromagnetic generating component 221b can be arranged on the left or right side of the storage box 210, and its magnetic pole direction can be set to be horizontally set in the left-right direction. The storage space in the fresh-keeping storage container 200 can form a left-right magnetic field. This structure is especially suitable for storage spaces that are relatively narrow in the horizontal, left, and right directions.
为了提高磁场强度以及均匀性,一些实施例可以设置两个电磁发生部件221b。图12是根据本发明又一实施例的用于冰箱的保鲜储物容器的示意图。两个电磁发生部件221b分别设置于储物盒210相对设置的一组侧壁处。两个电磁发生部件221b可以根据储物盒 210的自身形状进行选择放置在储物盒210的横向左右两侧、顶底两侧、或者前后两侧。在储物盒210整体为扁平形状,特别是储物盒为抽屉结构的情况下,两块电磁发生部件221b可以优先布置在储物盒210的顶部和底部。这样的布置方式,可以减小两块电磁发生部件221b之间的距离,提高磁场强度以及均匀性。In order to improve the strength and uniformity of the magnetic field, some embodiments may provide two electromagnetic generating components 221b. Fig. 12 is a schematic diagram of a fresh-keeping storage container for a refrigerator according to another embodiment of the present invention. The two electromagnetic generating components 221b are respectively disposed on a set of opposite side walls of the storage box 210 . The two electromagnetic generating components 221b can be selectively placed on the left and right sides, top and bottom sides, or front and rear sides of the storage box 210 according to the shape of the storage box 210 itself. When the storage box 210 is flat as a whole, especially when the storage box is a drawer structure, the two electromagnetic generating components 221b can be preferentially arranged on the top and bottom of the storage box 210 . Such an arrangement can reduce the distance between the two electromagnetic generating components 221b, and improve the strength and uniformity of the magnetic field.
两块电磁发生部件221b的磁场方向相同且分别垂直于所在侧壁,以形成贯穿储物空间的磁场。两个电磁发生部件221b布置在储物盒210的顶部和底部的实施例中,可以将两个电磁发生部件221b的N极均设置为向上,S极设置为向下,从而形成从底至顶贯穿储物空间的磁场。基于相同的技术思路,本领域技术人员易于通过调整磁极方向实现相反方向的磁场,也即将两块电磁发生部件221b的S极设置为向上,从而实现从顶至底的磁场。上述电磁发生部件221b形成的磁场为静态磁场,可以使得储物空间内始终具有恒定强度的磁场。The magnetic fields of the two electromagnetic generating components 221b have the same direction and are respectively perpendicular to the side walls, so as to form a magnetic field penetrating the storage space. In the embodiment where the two electromagnetic generating components 221b are arranged on the top and bottom of the storage box 210, the N poles of the two electromagnetic generating components 221b can be set upwards, and the S poles can be set downwards, thereby forming a bottom-to-top A magnetic field that runs through the storage space. Based on the same technical idea, those skilled in the art can easily realize the magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, setting the S poles of the two electromagnetic generating components 221b upward, so as to realize the magnetic field from top to bottom. The magnetic field formed by the above-mentioned electromagnetic generating component 221b is a static magnetic field, which can make the storage space always have a constant intensity magnetic field.
电磁发生部件221b保证储物空间的所有位置均能形成均匀的磁场。也即储物空间无死角地处于磁场范围内。两侧的电磁发生部件221b使得磁场更加均匀,可以更好地实现保鲜效果。The electromagnetic generating part 221b ensures that all positions of the storage space can form a uniform magnetic field. That is to say, the storage space is within the range of the magnetic field without any dead angle. The electromagnetic generating components 221b on both sides make the magnetic field more uniform, which can better achieve the freshness preservation effect.
图12中示出了两个电磁发生部件221b布置在储物盒210的顶部和底部的实施例,在此基础上,电磁发生部件221b可以根据储物盒210的自身形状以及在冰箱10内的位置选择放置在储物盒210的横向两侧、顶底两侧、或者前后两侧。Figure 12 shows an embodiment in which two electromagnetic generating components 221b are arranged on the top and bottom of the storage box 210. On this basis, the electromagnetic generating components 221b can The location can be placed on the lateral sides, top and bottom sides, or front and back sides of the storage box 210 .
图13是根据本发明又一实施例的用于冰箱的保鲜储物容器200的示意图;图14是图13所示的保鲜储物容器200的部件***图。该实施例中的保鲜储物容器200进一步还设置匀磁板222。匀磁板222贴靠设置于电磁发生部件221b背向储物盒210的一侧。Fig. 13 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention; Fig. 14 is an exploded view of parts of the fresh-keeping storage container 200 shown in Fig. 13 . The fresh-keeping storage container 200 in this embodiment is further provided with a homogenization plate 222 . The shim plate 222 is disposed against the side of the electromagnetic generating component 221 b facing away from the storage box 210 .
匀磁板222可以由具有低矫顽力和高磁导率的材料制成,例如可以使用硅钢片或类似材料制成。两块匀磁板222分别设置于电磁发生部件221b的外侧。例如顶部电磁发生部件221b的上方布置顶部匀磁板222,底部电磁发生部件221b的下方布置底部匀磁板222。匀磁板222的一侧板面可以与对应的电磁发生部件221b贴靠设置,以便磁场传导。在一些实施例中匀磁板222与电磁发生部件221b可以通过焊接、粘接进行固定。The shim plate 222 can be made of materials with low coercive force and high magnetic permeability, such as silicon steel sheet or similar materials. The two shim plates 222 are respectively disposed outside the electromagnetic generating part 221b. For example, the top shim plate 222 is arranged above the top electromagnetic generating part 221b, and the bottom shim plate 222 is arranged under the bottom electromagnetic generating part 221b. One side plate surface of the shim plate 222 can be placed in close contact with the corresponding electromagnetic generating part 221b, so as to facilitate the conduction of the magnetic field. In some embodiments, the shim plate 222 and the electromagnetic generating part 221b can be fixed by welding or bonding.
匀磁板222改变电磁发生部件221b的磁场分布,使之更加均匀。在一些实施例中,电磁发生部件221b的尺寸可以小于储物盒210的对应侧壁,而储物空间在匀磁板222所在平面上的投影位于匀磁板222的外周轮廓范围内。也就是说电磁发生部件221b的尺寸可以较小,通过匀磁板222扩大磁场的覆盖区域。匀磁板222可以与储物空间对应的侧面大小大体一致或者略大于侧面面积。例如位于储物盒210顶部的匀磁板222能够覆盖储物空间的顶部区域,而位于储物盒210的底部的匀磁板222能够覆盖储物空间的底部区域。The homogenization plate 222 changes the magnetic field distribution of the electromagnetic generating part 221b to make it more uniform. In some embodiments, the size of the electromagnetic generating part 221b may be smaller than the corresponding side wall of the storage box 210 , and the projection of the storage space on the plane where the shim plate 222 is located is located within the outer peripheral contour of the shim plate 222 . That is to say, the size of the electromagnetic generating part 221b can be small, and the coverage area of the magnetic field is enlarged by the shim plate 222 . The size of the shim plate 222 may be substantially the same as that of the side of the storage space or slightly larger than the area of the side. For example, the shim plate 222 at the top of the storage box 210 can cover the top area of the storage space, while the shim plate 222 at the bottom of the storage box 210 can cover the bottom area of the storage space.
设置于同一侧电磁发生部件221b和匀磁板222的中心均与其所在的储物盒210的侧壁的中心相对。也即顶部的电磁发生部件221b和匀磁板222与储物空间的顶部同中心设置,底部的电磁发生部件221b和匀磁板222与储物空间的底部同中心设置。利用尺寸的较大的匀磁板222可以扩展电磁发生部件221b的磁场范围,使储物空间无死角地处于磁场范围内。Centers of the electromagnetic generating part 221b and the shim plate 222 disposed on the same side are opposite to the center of the side wall of the storage box 210 where they are located. That is, the top electromagnetic generator 221b and the shim plate 222 are arranged concentrically with the top of the storage space, and the bottom electromagnetic generator 221b and the shim plate 222 are arranged concentrically with the bottom of the storage space. The magnetic field range of the electromagnetic generating part 221b can be expanded by using the larger size homogenization plate 222, so that the storage space is within the magnetic field range without dead angle.
另外匀磁板222可以降低保鲜储物容器200的成本以及重量。顶部电磁发生部件221b可以位于储物空间顶面的中央位置;底部电磁发生部件221b可以位于储物空间底面的中央位置。匀磁板222使得磁场实现在整个储物空间内的分布,且磁场强度可以满足设定的要求。In addition, the shim plate 222 can reduce the cost and weight of the fresh-keeping storage container 200 . The top electromagnetic generating part 221b may be located at the center of the top surface of the storage space; the bottom electromagnetic generating part 221b may be located at the center of the bottom surface of the storage space. The homogenization plate 222 enables the distribution of the magnetic field in the entire storage space, and the strength of the magnetic field can meet the set requirements.
图13示出的实施例,两个电磁发生部件221b的N极均设置为向上,S极设置为向下,从而形成从底至顶贯穿储物空间的磁场。基于相同的技术思路,本领域技术人员易于通过调整磁极方向实现相反方向的磁场,也即将两块电磁发生部件221b的S极设置为向上,从而实现从顶至底的磁场。In the embodiment shown in FIG. 13 , the N poles of the two electromagnetic generating components 221b are set upward, and the S poles are set downward, so as to form a magnetic field penetrating the storage space from bottom to top. Based on the same technical idea, those skilled in the art can easily realize the magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, setting the S poles of the two electromagnetic generating components 221b upward, so as to realize the magnetic field from top to bottom.
基于上述说明,本领域技术人员易于实现具有匀磁板222的电磁发生部件221b的左右布置,或者前后布置。Based on the above description, those skilled in the art can easily realize the arrangement of the electromagnetic generating components 221b with the shim plate 222 left and right, or arranged front and back.
图15是根据本发明又一实施例的用于冰箱的保鲜储物容器200的示意图。在该实施例中,两个电磁发生部件221b左右布置,其中一块布置于储物盒210的右侧,另一块布置于储物盒210的左侧。两块电磁发生部件221b的磁极设置为朝向左侧,可以实现从右向左的磁场方向。基于相同的技术思路,本领域技术人员易于通过调整磁极方向实现相反方向的磁场,也即实现从左至右的磁场。Fig. 15 is a schematic diagram of a fresh-keeping storage container 200 for a refrigerator according to another embodiment of the present invention. In this embodiment, two electromagnetic generating components 221 b are arranged left and right, one of which is arranged on the right side of the storage box 210 , and the other is arranged on the left side of the storage box 210 . The magnetic poles of the two electromagnetic generating components 221b are set to face to the left, so that the direction of the magnetic field from right to left can be realized. Based on the same technical idea, those skilled in the art can easily realize a magnetic field in the opposite direction by adjusting the direction of the magnetic poles, that is, realize a magnetic field from left to right.
上述左右布置的电磁发生部件221b同样可以进一步设置匀磁板222,利用匀磁板222来改变磁场分布,两个电磁发生部件221b的左右外侧分别设置覆盖左右侧面的匀磁板222,实现储物空间无死角地处于磁场范围内。The electromagnetic generating parts 221b arranged on the left and right can be further equipped with a homogenization plate 222, and the magnetic field distribution can be changed by using the homogenization plate 222. The left and right outer sides of the two electromagnetic generating parts 221b are respectively provided with a homogenization plate 222 covering the left and right sides to realize storage. The space is within the range of the magnetic field without dead ends.
在没有设置匀磁板的保鲜储物容器200中,可通过增大电磁发生部件221b的面积实现磁场无死角分布,也即位于储物盒210左侧的电磁发生部件221b能够覆盖储物空间的左侧,而位于储物盒210的右侧的电磁发生部件221b能够覆盖储物空间的右侧。设置有匀磁222后,利用左侧的匀磁板222覆盖储物空间的左侧;并利用右侧的匀磁板222覆盖储物空间的右侧。In the fresh-keeping storage container 200 without a uniform magnetic plate, the distribution of the magnetic field without dead angle can be realized by increasing the area of the electromagnetic generating part 221b, that is, the electromagnetic generating part 221b on the left side of the storage box 210 can cover the storage space. left side, and the electromagnetic generating part 221b located on the right side of the storage box 210 can cover the right side of the storage space. After the shim 222 is installed, use the left shim plate 222 to cover the left side of the storage space; and use the right shim plate 222 to cover the right side of the storage space.
图16是根据本发明一个实施例的抽屉结构的保鲜储物容器200的示意图。保鲜储物容器200的储物盒210可以包括:筒体211以及抽屉212。其中筒体211具有前向开口。抽屉212可抽拉地设置在筒体211内。储物盒210被拉出后可以显露出储物空间213,以便取放被储藏物。抽屉212被推入筒体211后,可以形成独立的密封空间内。Fig. 16 is a schematic diagram of a fresh-keeping storage container 200 with a drawer structure according to an embodiment of the present invention. The storage box 210 of the fresh-keeping storage container 200 may include: a barrel 211 and a drawer 212 . Wherein the barrel 211 has a forward opening. The drawer 212 is set in the cylinder body 211 in a pullable manner. After the storage box 210 is pulled out, the storage space 213 can be revealed, so as to pick and place the stored objects. After the drawer 212 is pushed into the cylinder body 211, an independent sealed space can be formed.
两个磁场发生部件221(具体可为永磁板221a或电磁发生部件221b)可以分别布置于筒体211的上方和下方,也即筒体211顶壁的外侧和底壁的外侧。在一些实施例中,顶部的磁场发生部件221可以贴靠于筒体211的顶壁设置,底部的磁场发生部件221可以贴靠于筒体211的底部设置。考虑到抽屉212的两侧具有导轨等部件,而前侧具有开口,将磁场发生部件221分别布置于筒体211的顶部和底部可以减小磁场发生部件221与被储藏物的距离,提高磁场的有效利用率。该抽屉结构的保鲜储物容器200对抽屉212本身的储物空间213的影响小。The two magnetic field generating components 221 (specifically, permanent magnet plates 221a or electromagnetic generating components 221b) can be respectively arranged above and below the cylinder 211, that is, outside the top wall and bottom wall of the cylinder 211. In some embodiments, the magnetic field generating component 221 at the top can be disposed against the top wall of the cylinder 211 , and the magnetic field generating component 221 at the bottom can be disposed against the bottom of the cylinder 211 . Considering that there are components such as guide rails on both sides of the drawer 212 and openings on the front side, arranging the magnetic field generating components 221 on the top and bottom of the cylinder 211 can reduce the distance between the magnetic field generating components 221 and the stored objects, and improve the magnetic field. effective utilization. The fresh-keeping storage container 200 with the drawer structure has little influence on the storage space 213 of the drawer 212 itself.
可替代地,在磁场发生部件221为永磁板221a的情况下,永磁板221a可以适当缩小尺寸,并在外侧增设覆盖储物空间213相应侧面的匀磁板。利用匀磁板使得磁场均匀覆盖在储物空间213。Alternatively, when the magnetic field generating component 221 is a permanent magnet plate 221a, the size of the permanent magnet plate 221a can be appropriately reduced, and a shim plate covering the corresponding side of the storage space 213 is added on the outside. The magnetic field is uniformly covered in the storage space 213 by using a shim plate.
可替代地,在磁场发生部件221为电磁发生部件221b的情况下,电磁发生部件221b还可以匹配设置匀磁板。利用匀磁板使得磁场均匀覆盖在储物空间213。Alternatively, in the case where the magnetic field generating component 221 is the electromagnetic generating component 221b, the electromagnetic generating component 221b may also be matched with a shim plate. The magnetic field is uniformly covered in the storage space 213 by using a shim plate.
图17是根据本发明另一实施例的抽屉结构的保鲜储物容器200的示意图。在该实施例中,两个磁场发生部件221(具体可为永磁板221a或电磁发生部件221b)分别布置于筒体211顶壁的内侧以及筒体211底壁的内侧。也即磁场发生部件221设置于筒体211内。磁场发生部件221可以固定于筒体211的内壁上,从而进一步减小磁场发生部件221与被储藏物的距离,提高磁场的有效利用率。Fig. 17 is a schematic diagram of a fresh-keeping storage container 200 with a drawer structure according to another embodiment of the present invention. In this embodiment, two magnetic field generating components 221 (specifically, permanent magnet plates 221 a or electromagnetic generating components 221 b ) are respectively arranged inside the top wall of the cylinder 211 and inside the bottom wall of the cylinder 211 . That is, the magnetic field generating component 221 is disposed inside the barrel 211 . The magnetic field generating part 221 can be fixed on the inner wall of the cylinder 211, thereby further reducing the distance between the magnetic field generating part 221 and the stored object, and improving the effective utilization rate of the magnetic field.
可替代地,磁场发生部件221与筒体211之间还可以增设覆盖储物空间213相应侧面的匀磁板。利用匀磁板使得磁场均匀分布在储物空间213内。Alternatively, a shim plate covering the corresponding side of the storage space 213 may also be added between the magnetic field generating component 221 and the barrel 211 . The magnetic field is evenly distributed in the storage space 213 by using a shim plate.
图18是根据本发明一个实施例的抽屉结构的保鲜储物容器200中送风结构的示意图。保鲜储物容器200通过风冷实现内部制冷,并进一步包括:进风道组件214以及回风口215。进风道组件214配置向筒体211内供应制冷气流,回风口215开设在筒体211上,用于排出筒体211内的空气。在图18中磁场发生部件221被筒体211外侧的盖板所遮挡,未能示出。Fig. 18 is a schematic diagram of an air supply structure in a fresh-keeping storage container 200 with a drawer structure according to an embodiment of the present invention. The fresh-keeping storage container 200 realizes internal cooling through air cooling, and further includes: an air inlet duct assembly 214 and an air return port 215 . The air inlet channel assembly 214 is configured to supply cooling air into the cylinder 211 , and the air return port 215 is opened on the cylinder 211 for exhausting the air in the cylinder 211 . In FIG. 18 , the magnetic field generating part 221 is covered by the cover plate outside the cylinder body 211 and cannot be shown.
进风道组件214用于连接冰箱10的制冷风道,将制冷风道内经过蒸发器换热的低温气流引入筒体211内。在一些实施例中,制冷风道可以从储物盒210的顶部进入,经过换热后从回风口215送出。在本实施例中,进风道组件214以及回风口215设置于保鲜储物容器200的后侧,其具***置可以根据冰箱10内的风道位置以及制冷***构造进行配置。风冷***可以保证储物空间213稳定在设定温度范围内,配合磁场的作用,实现被储藏物的磁场保鲜功能。The air inlet channel assembly 214 is used to connect the cooling air channel of the refrigerator 10 , and introduce the low-temperature airflow in the cooling air channel through the heat exchange of the evaporator into the barrel 211 . In some embodiments, the cooling air channel may enter from the top of the storage box 210 , and be sent out from the air return port 215 after heat exchange. In this embodiment, the air inlet duct assembly 214 and the air return outlet 215 are disposed on the rear side of the fresh-keeping storage container 200 , and their specific positions can be configured according to the position of the air duct in the refrigerator 10 and the configuration of the refrigeration system. The air-cooling system can ensure that the storage space 213 is stable within the set temperature range, and cooperates with the effect of the magnetic field to realize the magnetic field preservation function of the stored objects.
在磁场发生部件221为电磁发生部件221b的情况下,抽屉式的储物盒210内部还可以设置导风部件,使制冷气流流经电磁发生部件221b,避免电磁发生部件221b通电后发出的热量,影响储物盒210内部的储物温度。In the case that the magnetic field generating part 221 is the electromagnetic generating part 221b, the inside of the drawer-type storage box 210 can also be provided with an air guiding part, so that the cooling air flow can flow through the electromagnetic generating part 221b, so as to avoid the heat generated by the electromagnetic generating part 221b after being energized. Affects the storage temperature inside the storage box 210 .
利用磁场实现辅助冷冻储物时,冰箱10可以在储物空间放入新的被储藏物且储物温度在设定的温度阈值范围内时,启动电磁发生部件221b,产生电磁场。上述温度阈值范围可以根据对冻结过程中结晶时的温度进行设置,从而在完成结晶的过程中加大磁场强度。另外在正常储物过程中,磁场保持一定的磁场强度,对被储藏物进行磁化处理。上述控制方式可以使得被储藏物在强磁场环境中冻结,优先抑制冰晶晶核生长,减小对细胞造成的损伤,避免汁液流失,保证了食材更好的口感,提高了冷冻储物质量,满足了用户对珍贵食材的储藏质量要求。When the magnetic field is used to realize auxiliary frozen storage, the refrigerator 10 can activate the electromagnetic generating part 221b to generate an electromagnetic field when a new stored object is placed in the storage space and the temperature of the stored object is within a set temperature threshold range. The above-mentioned temperature threshold range can be set according to the crystallization temperature during the freezing process, so as to increase the magnetic field strength during the crystallization process. In addition, during the normal storage process, the magnetic field maintains a certain magnetic field strength, and the stored objects are magnetized. The above-mentioned control method can make the stored material freeze in a strong magnetic field environment, preferentially inhibit the growth of ice crystal nuclei, reduce damage to cells, avoid juice loss, ensure a better taste of food materials, improve the quality of frozen storage, and meet Meet the user's storage quality requirements for precious ingredients.
上述一些实施例的用于冰箱的保鲜储物容器,利用两块永磁板221a形成贯穿储物盒210内储物空间的磁场,1至200Gs。在应用于冷冻环境的情况下,磁场强度范围可以优选采用5~60GS,例如可选择20Gs左右;在应用于冷藏环境的情况下,磁场强度范围可以采用20~160GS,优选地可以采用40~80Gs,例如60Gs左右。永磁板221a形成的永磁磁场,磁场更加稳定,避免了电磁元件的发热对储物质量的影响。In the fresh-keeping storage containers for refrigerators in some of the above-mentioned embodiments, two permanent magnet plates 221a are used to form a magnetic field penetrating the storage space in the storage box 210, 1 to 200Gs. In the case of application in a frozen environment, the magnetic field strength range can preferably be 5-60GS, for example, about 20Gs; in the case of a refrigerated environment, the magnetic field strength range can be 20-160GS, preferably 40-80Gs , such as around 60Gs. The permanent magnetic field formed by the permanent magnetic plate 221a has a more stable magnetic field, which avoids the influence of the heating of the electromagnetic element on the storage quality.
通过对匀磁板222以及磁场发生部件221(永磁板221a或电磁发生部件221b)的结构进行优化,使得保鲜储物容器200结构更加紧凑,尤其适用于储物抽屉这种结构。磁 场有助于提高储物质量,可以缩短冻结时间,减少食物的汁液流失率以及营养流失,很好地降低细胞、组织等生物制品冷冻过程中受到的低温损伤,较好地保存细胞的功能和形态,降低微生物和细菌数量,延长保鲜周期。By optimizing the structure of the homogenization plate 222 and the magnetic field generating part 221 (permanent magnet plate 221a or electromagnetic generating part 221b), the structure of the fresh-keeping storage container 200 is more compact, especially suitable for the structure of the storage drawer. The magnetic field helps to improve the quality of storage, shortens the freezing time, reduces the rate of food juice loss and nutrient loss, well reduces the low-temperature damage to cells, tissues and other biological products during the freezing process, and better preserves the function and quality of cells. form, reduce the number of microorganisms and bacteria, and prolong the fresh-keeping period.
在本实施例的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本发明和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本发明的限制。In the description of this embodiment, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", The orientation or positional relationship indicated by "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" are based on those shown in the drawings Orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation of the present invention.
在本发明的描述中,当某个特征“包括或者包含”某个或某些其涵盖的特征时,除非另外特别地描述,这指示不排除其它特征和可以进一步包括其它特征。In the description of the present invention, when a certain feature "comprises or comprises" one or some of the covered features, unless specifically stated otherwise, this indicates that other features are not excluded and other features may be further included.
除非另有明确的规定和限定,术语“安装”、“相连”、“连接”等术语应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或成一体;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系,除非另有明确的限定。本领域的普通技术人员,应该可以根据具体情况理解上述术语在本发明中的具体含义。Unless otherwise expressly specified and limited, the terms "mounted", "connected", "connected" and other terms should be interpreted in a broad sense, for example, it may be a fixed connection, or a detachable connection, or integrated; it may be a mechanical connection , can also be an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or an internal communication between two elements or an interaction relationship between two elements, unless otherwise clearly defined. Those of ordinary skill in the art should be able to understand the specific meanings of the above terms in the present invention according to specific situations.
除非另有限定,本本实施例的描述中所使用的全部术语(包含技术术语与科学术语)具有与本申请所属的技术领域的普通技术人员所通常理解的相同含义。Unless otherwise defined, all terms (including technical terms and scientific terms) used in the description of this embodiment have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs.
在本实施例的描述中,参考术语“一个实施例”、“一些实施例”、“示意性实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。在本说明书中,对上述术语的示意性表述不一定指的是相同的实施例或示例。而且,描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。In the description of this embodiment, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "examples," "specific examples," or "some A specific feature, structure, material, or characteristic described in an embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
至此,本领域技术人员应认识到,虽然本文已详尽示出和描述了本发明的多个示例性实施例,但是,在不脱离本发明精神和范围的情况下,仍可根据本发明公开的内容直接确定或推导出符合本发明原理的许多其他变型或修改。因此,本发明的范围应被理解和认定为覆盖了所有这些其他变型或修改。So far, those skilled in the art should appreciate that, although a number of exemplary embodiments of the present invention have been shown and described in detail herein, without departing from the spirit and scope of the present invention, the disclosed embodiments of the present invention can still be used. Many other variations or modifications consistent with the principles of the invention are directly identified or derived from the content. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

Claims (16)

  1. 一种用于冰箱的保鲜储物容器,包括:A fresh-keeping storage container for a refrigerator, comprising:
    储物盒,其内设置有用于放置被储藏物的储物空间;以及a storage box, which is provided with a storage space for storing objects; and
    一个或多个磁场发生部件,每个所述磁场发生部件被构造成平板状,并设置于所述储物盒的一个侧壁处,所述磁场发生部件用于产生作用于所述储物空间的磁场,所述磁场的磁场强度范围为1至200Gs。One or more magnetic field generating components, each of the magnetic field generating components is configured as a flat plate, and is arranged at a side wall of the storage box, and the magnetic field generating components are used to generate a magnetic field that acts on the storage space A magnetic field, the magnetic field strength of the magnetic field ranges from 1 to 200Gs.
  2. 根据权利要求1所述的用于冰箱的保鲜储物容器,其中The fresh-keeping storage container for refrigerator according to claim 1, wherein
    所述磁场发生部件为永磁板且所述磁场发生部件的数量为两个,两块所述永磁板分别设置于所述储物盒相对设置的一组侧壁处,并且两块所述永磁板的磁场方向相同且分别垂直于所在侧壁,以形成贯穿所述储物空间的磁场。The magnetic field generating part is a permanent magnet plate and the number of the magnetic field generating part is two, and the two permanent magnet plates are respectively arranged at a set of side walls opposite to the storage box, and the two permanent magnet plates The magnetic fields of the permanent magnet plates have the same direction and are respectively perpendicular to the side walls where they are located, so as to form a magnetic field penetrating the storage space.
  3. 根据权利要求2所述的用于冰箱的保鲜储物容器,其中The fresh-keeping storage container for refrigerator according to claim 2, wherein
    所述永磁板的形状与其所在的储物盒的侧壁形状相适配,并且所述储物空间在所述永磁板所在平面上的投影位于所述永磁板的外周轮廓范围内。The shape of the permanent magnet plate is adapted to the shape of the side wall of the storage box where the permanent magnet plate is located, and the projection of the storage space on the plane where the permanent magnet plate is located is located within the outer peripheral contour range of the permanent magnet plate.
  4. 根据权利要求2所述的用于冰箱的保鲜储物容器,还包括:The fresh-keeping storage container for a refrigerator according to claim 2, further comprising:
    匀磁板,贴靠设置于所述永磁板背向所述储物盒的一侧,并且所述储物空间在所述匀磁板所在平面上的投影位于所述匀磁板的外周轮廓范围内。The shim plate is arranged against the side of the permanent magnet plate facing away from the storage box, and the projection of the storage space on the plane where the shim plate is located is located on the outer peripheral contour of the shim plate within range.
  5. 根据权利要求4所述的用于冰箱的保鲜储物容器,其中The fresh-keeping storage container for refrigerator according to claim 4, wherein
    所述永磁板的尺寸小于其所在的储物盒的侧壁,设置于同一侧所述永磁板和所述匀磁板的中心均与其所在的储物盒的侧壁的中心相对。The size of the permanent magnet plate is smaller than the side wall of the storage box where it is located, and the centers of the permanent magnet plate and the uniform magnet plate that are arranged on the same side are opposite to the center of the side wall of the storage box where it is located.
  6. 根据权利要求5所述的用于冰箱的保鲜储物容器,其中The fresh-keeping storage container for refrigerator according to claim 5, wherein
    所述永磁板的面积与所述储物空间在所述永磁板所在平面上的投影面积的比例范围为30%至98%。The ratio of the area of the permanent magnet plate to the projected area of the storage space on the plane where the permanent magnet plate is located ranges from 30% to 98%.
  7. 根据权利要求1所述的用于冰箱的保鲜储物容器,其中The fresh-keeping storage container for refrigerator according to claim 1, wherein
    所述磁场发生部件为电磁发生部件,每个所述电磁发生部件贴靠于所述储物盒的一个侧壁设置,其内部绕设有电磁线圈,所述电磁线圈被通电后用于产生磁极与所述侧壁相对的磁场。The magnetic field generating components are electromagnetic generating components, and each of the electromagnetic generating components is arranged against a side wall of the storage box, and an electromagnetic coil is wound inside it, and the electromagnetic coil is used to generate magnetic poles after being energized magnetic field against the sidewall.
  8. 根据权利要求7所述的用于冰箱的保鲜储物容器,其中所述电磁发生部件的数量为两个,分别设置于所述储物盒相对设置的一组侧壁处,并且两组电磁发生部件的磁场方向相同,使得所述磁场贯穿所述储物空间。The fresh-keeping storage container for a refrigerator according to claim 7, wherein the number of the electromagnetic generating parts is two, which are respectively arranged at a group of side walls opposite to the storage box, and two groups of electromagnetic generating parts The magnetic fields of the parts are in the same direction, so that the magnetic field runs through the storage space.
  9. 根据权利要求7或8所述的用于冰箱的保鲜储物容器,其中The fresh-keeping storage container for refrigerator according to claim 7 or 8, wherein
    每个所述电磁发生部件为平板状的环圈结构,并且所述电磁线圈绕所述环圈的环形周向绕设。Each of the electromagnetic generating components is a flat ring structure, and the electromagnetic coil is wound around the ring circumference of the ring.
  10. 根据权利要求7或8所述的用于冰箱的保鲜储物容器,还包括:The fresh-keeping storage container for refrigerator according to claim 7 or 8, further comprising:
    匀磁板,贴靠设置于所述电磁发生部件背向所述储物盒的一侧,并且所述储物空间在所述匀磁板所在平面上的投影位于所述匀磁板的外周轮廓范围内。The shim plate is placed against the side of the electromagnetic generating component facing away from the storage box, and the projection of the storage space on the plane where the shim plate is located is located on the outer peripheral contour of the shim plate within range.
  11. 根据权利要求7或8所述的用于冰箱的保鲜储物容器,其中每个所述电磁发生部件还包括:The fresh-keeping storage container for a refrigerator according to claim 7 or 8, wherein each of the electromagnetic generating components further comprises:
    防水外壳,其内设置有所述电磁线圈。The waterproof casing is provided with the electromagnetic coil inside.
  12. 根据权利要求2或8所述的用于冰箱的保鲜储物容器,其中所述储物盒包括:The fresh-keeping storage container for a refrigerator according to claim 2 or 8, wherein the storage box comprises:
    筒体,具有前向开口;a barrel with a forward opening;
    抽屉,可抽拉地设置在所述筒体内。The drawer is arranged in the barrel in a pullable manner.
  13. 根据权利要求12所述的用于冰箱的保鲜储物容器,其中The fresh-keeping storage container for refrigerator according to claim 12, wherein
    两个所述磁场发生部件分别布置于所述筒体的上方和下方。The two magnetic field generating components are respectively arranged above and below the barrel.
  14. 根据权利要求12所述的用于冰箱的保鲜储物容器,其中The fresh-keeping storage container for refrigerator according to claim 12, wherein
    两个所述磁场发生部件分别布置于所述筒体顶壁的内侧以及所述筒体底壁的内侧。The two magnetic field generating components are respectively arranged inside the top wall of the cylinder and inside the bottom wall of the cylinder.
  15. 根据权利要求12所述的用于冰箱的保鲜储物容器,还包括:The fresh-keeping storage container for a refrigerator according to claim 12, further comprising:
    进风道组件,配置向所述储物盒内供应制冷气流;并且an air intake duct assembly configured to supply cooling airflow into the storage box; and
    所述筒体上还开设有回风口,所述回风口用于排出所述筒体内的空气。An air return port is also opened on the cylinder, and the air return port is used to discharge the air in the cylinder.
  16. 一种冰箱,包括:A refrigerator comprising:
    根据权利要求1至15中任一项所述的用于冰箱的保鲜储物容器。The fresh-keeping storage container for a refrigerator according to any one of claims 1-15.
PCT/CN2022/107162 2021-08-11 2022-07-21 Fresh-keeping storage container for refrigerator, and refrigerator WO2023016227A1 (en)

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CN202121872635.2U CN216114894U (en) 2021-08-11 2021-08-11 Fresh-keeping storage container for refrigerator and refrigerator
CN202121870753.XU CN216114893U (en) 2021-08-11 2021-08-11 Fresh-keeping storage container for refrigerator and refrigerator
CN202121870753.X 2021-08-11
CN202121872635.2 2021-08-11

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JP2004081133A (en) * 2002-08-28 2004-03-18 Abi:Kk Method for producing very fresh frozen fresh vegetable
CN103712398A (en) * 2007-03-22 2014-04-09 株式会社菱丰冷冻*** Core unit for refrigeration device and refrigeration device using the same
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