CN113007960A - Drawer assembly and refrigerator with same - Google Patents
Drawer assembly and refrigerator with same Download PDFInfo
- Publication number
- CN113007960A CN113007960A CN202110354159.3A CN202110354159A CN113007960A CN 113007960 A CN113007960 A CN 113007960A CN 202110354159 A CN202110354159 A CN 202110354159A CN 113007960 A CN113007960 A CN 113007960A
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- strip
- drawer
- main
- auxiliary
- electromagnets
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
- Drawers Of Furniture (AREA)
Abstract
The invention provides a drawer assembly and a refrigerator provided with the drawer assembly, wherein the drawer assembly comprises a drawer and a main partition strip which is positioned in the drawer and is used for partitioning a storage space of the drawer, the drawer assembly also comprises at least one auxiliary partition strip group, the auxiliary partition strip group comprises at least one auxiliary partition strip, the main partition strip and the auxiliary partition strip are magnetic control movable partition strips, at least part of structures of the magnetic control movable partition strips are made of magnetic materials, the drawer assembly also comprises an electromagnetic control assembly arranged on the drawer, the electromagnetic control assembly also comprises at least two electromagnets which are arranged at intervals along the moving direction of the magnetic control movable partition strips, and the on-off of each electromagnet or the strength of a magnetic field generated by the electromagnet is controlled by a control unit so as to enable the magnetic control movable partition strips to move.
Description
Technical Field
The invention relates to the technical field of drawers, in particular to a drawer assembly for dividing a storage space in a drawer and a refrigerator with the drawer assembly.
Background
The existing drawer is provided with the partition plates which are arranged in the storage space of the drawer so as to divide different areas, and the requirement of a user on the partition of the storage space is met. However, when storing articles, the size of each area needs to be adjusted according to the size of the space required by each article, and at this time, the user needs to manually adjust the position of the partition plate to adjust the size of the area, which is inconvenient to operate, time-consuming and labor-consuming.
In view of the above, it is desirable to provide a drawer assembly and a refrigerator having the same mounted thereon to solve the above problems.
Disclosure of Invention
The invention aims to provide a drawer assembly, a refrigerator provided with the drawer assembly and a control method of the drawer assembly.
In order to achieve the purpose, the invention adopts the following technical scheme:
a drawer assembly includes a drawer, a main dividing strip positioned within the drawer to divide a storage space of the drawer,
the drawer component further comprises a first auxiliary separation strip group, the first auxiliary separation strip group comprises at least one first auxiliary separation strip, the first auxiliary separation strip is perpendicular to the main separation strip and is arranged on the main separation strip in a sliding mode, the main separation strip and the first auxiliary separation strip are magnetic control movable separation strips, at least partial structures of the magnetic control movable separation strips are made of magnetic materials, the drawer component further comprises an electromagnetic control component arranged on the drawer, the electromagnetic control component further comprises at least two electromagnets arranged at intervals along the moving direction of the magnetic control movable separation strips, and the on-off of the electromagnets or the strength of a magnetic field generated by the electromagnets are controlled by a control unit so that the magnetic control movable separation strips move.
Furthermore, the first auxiliary dividing strip is sleeved on the main dividing strip and can slide along the main dividing strip.
Furthermore, the drawer comprises a bottom wall, the main partition strip comprises two first cross rods which are separately arranged and are parallel to the bottom wall, and two first vertical rods which are connected with the corresponding end parts of the first cross rods; first supplementary branch parting bead includes that two separately set up and all be on a parallel with the second horizontal pole, the two connection of diapire the second montant of the corresponding tip of second horizontal pole, two the second horizontal pole and two first horizontal pole one-to-one just the second horizontal pole slides and sets up on first horizontal pole.
Furthermore, the first auxiliary dividing strip group further comprises a connecting block for connecting the first auxiliary dividing strip and the main dividing strip, a first connecting hole for the first cross rod to pass through and a second connecting hole for the second cross rod to pass through are formed in the connecting block, and the first connecting hole and the second connecting hole are vertically arranged and are not communicated with each other.
Further, the two first cross bars are positioned between the two second cross bars.
The drawer further comprises a bottom wall, a pair of first side walls arranged oppositely and a pair of second side walls arranged oppositely, the main partition strip is perpendicular to the first side walls and moves along the first side walls, a first guide structure is arranged on at least one first side wall, a second guide structure which is slidably mounted with the first guide structure is arranged on the main partition strip, the at least two electromagnets comprise at least two main electromagnets arranged at intervals along the extending direction of the first guide structure, and at least part of the second guide structure is made of a magnetic material; the first auxiliary separating strip is perpendicular to the second side wall and moves along the second side wall, and the at least two electromagnets comprise at least two auxiliary electromagnets which are arranged at intervals along the moving direction of the first auxiliary separating strip.
Furthermore, the first guide structure comprises a guide groove formed in the first side wall and a guide rail located outside the guide groove and fixed to the first side wall, the second guide structure comprises a sliding block mounted on the guide rail in a sliding mode and a connecting rod connected with the sliding block, the sliding block is made of a magnetic material, and after the installation is completed, the connecting rod slides in the guide groove.
Furthermore, at least two main electromagnets are arranged on the guide rail, and after the main electromagnets are arranged, the projection of the main electromagnets along the extension direction of the guide rail is in the projection of the guide rail along the extension direction of the guide rail.
Further, the at least one auxiliary dividing strip group further comprises a second auxiliary dividing strip group, and the second auxiliary dividing strip group comprises at least one second auxiliary dividing strip parallel to the main dividing strip.
In order to achieve the purpose, the invention further provides a refrigerator provided with the drawer assembly.
The invention has the beneficial effects that: the drawer assembly controls the movement and/or stop of the separation strips through the magnetic field generated by the electromagnetic control assembly, and adjusts the partition of the drawer, so that the drawer assembly is more intelligent and is simple and convenient to operate.
Drawings
FIG. 1 is a schematic view of the overall construction of the drawer assembly of the present invention;
FIG. 2 is a schematic view of a portion of the drawer assembly of FIG. 1;
FIG. 3 is another schematic structural view of a portion of the drawer assembly of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is a schematic view of the structure of the connector block shown in fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 5, the drawer assembly 100 of the present invention includes a drawer 1, a main partition bar 2 and at least one auxiliary partition bar group, an electromagnetic control assembly 3, which are positioned in the drawer 1 to partition a storage space of the drawer 1.
The drawer 1 comprises a bottom wall 11, a pair of oppositely arranged first side walls 12, and a pair of oppositely arranged second side walls 13. The bottom wall 11, a pair of first side walls 12 arranged oppositely and a pair of second side walls 13 arranged oppositely enclose a storage space. In this embodiment, the drawer 1 further includes a door 15, and the door 15 is mounted outside the second side wall 13.
At least one first side wall 12 is provided with a first guiding structure 14, the main dividing strip 2 is perpendicular to the first side wall 12 and is arranged in the storage space of the drawer 1, and the main dividing strip 2 is installed in the storage space through the first guiding structure 14 and slides along the extending direction parallel to the first side wall 12. At least part of the structure of the main division bar 2 is made of magnetic material so that the movement and/or the stop of the main division bar 2 is controlled by the magnetic field generated by the electromagnetic control assembly 3.
The main division bar 2 comprises a division bar body, a second guide structure 23 slidably mounted with the first guide structure 14. The dividing strip body is connected to one end of the second guide structure 23 along the extending direction of the first guide structure 14, and when the division is not needed, the dividing strip 2 can slide to one end of the drawer, and the dividing strip 2 is close to the second side wall 13, so that the storage space is not occupied.
Preferably, the dividing strip body is connected to one end of the second guiding structure 23 facing the door body 15, so that a user can conveniently observe the position of the dividing strip body in the storage space.
The separating strip body comprises two first cross rods 21 which are separately arranged and are parallel to the bottom wall 11, two first vertical rods 22 which are connected with the corresponding end parts of the first cross rods 21, and a second guide structure 23 which is slidably mounted on the first guide structure 14, wherein the first vertical rods 22 are connected with the second guide structure 23. The division strip is simple in structure and lighter in weight.
In this embodiment, two first side walls 12 are provided with first guide structures 14, two first vertical bars 22 of the main division bar 2 are provided with second guide structures 23 matched with the corresponding first guide structures 14, and two ends of the main division bar 2 are slidably connected with the first side walls 12 through the second guide structures 23 and the first guide structures 14, so that the stability of the main division bar 2 is enhanced. Said second guide structure 23 is made at least partially of magnetic material, said second guide structure 23 moving and/or stopping along said first guide structure 14 according to the magnetic field generated by said electromagnetic control assembly 3.
The first guiding structure 14 includes a guiding groove 141 provided on the first side wall 12, and a guiding rail 142 located outside the guiding groove 141 and fixed to the first side wall 12, the second guiding structure 23 includes a sliding block 231 slidably mounted on the guiding rail 142, and a connecting rod 232 connecting the sliding block 231 and the first vertical rod 22, a gap is provided between the sliding block 231 and the dividing strip body, that is, the sliding block 231 and the dividing strip body are arranged at a distance, so that the guiding groove 142 and the sliding block 231 can be arranged outside the first side wall 12, and only the dividing strip body is arranged in the storage space, without occupying the storage space.
After the installation, the connecting rod 232 slides in the guiding groove 141. The sliding block 231 is made of a magnetic material, and according to the magnetic field generated by the electromagnetic control assembly, the sliding block 231 slides along the guide rail 142 to drive the main dividing strip 2 to slide and/or stop in the storage space to adjust the division of the drawer. The slider 231 may be made of metal or permanent magnet.
Please refer to fig. 3 and 4, the connecting rod 232 is L-shaped, and the sliding block 231 is located below the connecting rod 232.
Specifically, the connecting rod 232 includes a first connecting rod 2321 connected to the separator body and perpendicular to the guide rail 142, and a second connecting rod 2322 connected to an end of the first connecting rod 2321 away from the separator body and extending along the extending direction of the guide rail 142, and the slider 231 is located below the first connecting rod 2321 and the second connecting rod 2322.
The length of the first link 2321 is greater than the dimension of the slider 231 along the extending direction of the first link 2321, so that a gap 24 is formed between the slider 231 and the separator body.
In one embodiment, the first connecting rod 2321 is connected to the first vertical rod 22.
The electromagnetic control assembly 3 comprises at least two main electromagnets 31 and a control unit, wherein the main electromagnets 31 are distributed on the drawer 1 at intervals along the direction perpendicular to the main partition strips 2, and the control unit controls the on-off of each main electromagnet 31 and the strength of a magnetic field generated by each main electromagnet 31. The electromagnetic control assembly further comprises a position detection unit which is electrically connected with the control unit and senses the position of the main dividing strip 2 away from each main magnet in real time.
Specifically, the at least two main electromagnets 31 are mounted on the guide rail 142, and after the mounting is completed, the slider 231 passes through the main electromagnets 31 and slides on the guide rail 142 without obstruction. Preferably, a projection of the main electromagnet 31 along the extending direction of the guide rail 142 is within a projection of the guide rail 142 along the extending direction thereof, that is, the main electromagnet 31 is provided within the guide rail 142. In this embodiment, at least two main electromagnets 31 are disposed on each of the two guide rails 142, and the main electromagnets 31 on the two guide rails are symmetrically distributed, so that the two ends of the main dividing bar 2 are stressed to balance and stabilize the movement and/or stop. However, the present invention is not limited thereto, and at least two main electromagnets 31 may be provided only on one guide rail 142 to save cost.
The control unit comprises an operation screen 32 installed at the upper end of the door body and a control circuit electrically connected with the operation screen 32 and the main electromagnet 31, a user controls the on-off or the strength of a magnetic field of the main electromagnet 31 through the operation screen 32, and the operation is simple and convenient.
The electromagnetic control assembly 3 further comprises a position detection unit electrically connected with the control circuit and sensing the position of the slider 231 away from each electromagnet 31.
The control method of the drawer assembly 100 of the present invention includes:
the control unit receives a user instruction, analyzes the user instruction to determine the electromagnet selected by the user from the at least two electromagnets 31, wherein the electromagnet is a designated electromagnet;
the control unit controls the specified electromagnet to be powered on and/or powered off so that the main separation strip 2 moves and stays at the specified electromagnet.
The control method further comprises the following steps of after confirming the designated electromagnet:
starting the position detection unit, detecting the distance between the main division bar 2 and the designated electromagnet in real time and sending the detected real-time distance to the control unit, and ending if the real-time distance is continuously zero; otherwise, the control unit controls the specified electromagnet to be electrified until the real-time distance is continuously zero, the control unit controls the specified electromagnet to be powered off, the position detection unit is closed, and the operation is finished.
Preferably, the control unit controls the magnetic field of the designated electromagnet according to the real-time distance, and the smaller the distance from the main partition bar 2 to the designated position is, the weaker the magnetic field generated by the designated electromagnet is, so that the main partition bar 2 is gently stopped at the designated electromagnet. The control method of the drawer assembly 100 of the present invention is not limited thereto.
In the present embodiment, the main division bar 2 is controlled by magnetic field to move and/or stop all the way to adjust the drawer division, but the present invention is not limited thereto, and the user can also provide assistance for adjusting the division manually.
The drawer assembly 100 further includes a first auxiliary dividing strip group including at least one first auxiliary dividing strip 41 perpendicular to the main dividing strip 2, wherein the first auxiliary dividing strip 41 is perpendicular to the main dividing strip 2 and the first auxiliary dividing strip 41 is slidably disposed on the main dividing strip 2. The first auxiliary dividing strip group can be moved on the main dividing strip 2 by manual control; at least part of the structure of at least one first auxiliary separating strip 41 may be made of a magnetic material, the electromagnetic control assembly further includes at least two auxiliary electromagnets arranged at intervals along a direction perpendicular to the first auxiliary separating strip 41, and the control unit controls on/off of each auxiliary electromagnet or strength of a magnetic field generated by each auxiliary electromagnet to move the first auxiliary separating strip 41.
In this embodiment, the first auxiliary dividing strip group is manually controlled to move on the main dividing strip 2, and the first auxiliary dividing strip 41 comprises two second transverse bars 411 which are separately arranged and are parallel to the bottom wall 11, and two second vertical bars 412 which are connected with the corresponding ends of the second transverse bars 411. The two second cross bars 412 correspond to the two first cross bars 411 one by one, and the second cross bars 412 are slidably disposed on the first cross bars 411. In addition, the distance between the two second cross bars 411 is greater than the distance between the two first cross bars 21, and the two first cross bars 21 are located between the two second cross bars 411.
The first auxiliary dividing strip group further comprises a connecting block 42 for connecting the first auxiliary dividing strip 41 and the main dividing strip 2, the connecting block 42 is provided with a first connecting hole 421 and a second connecting hole 422 which are vertically arranged and are not communicated with each other, the first connecting hole 421 is used for the first cross bar 21 to pass through, the second connecting hole 422 is used for the second cross bar 411 to pass through, and the second cross bar 411 and the first cross bar 21 are vertically arranged through the connecting block 42 and are connected in a sliding mode.
The drawer assembly further comprises a second auxiliary dividing strip group, and the second auxiliary dividing strip group is provided with at least one second auxiliary dividing strip parallel to the main dividing strip 2. The second auxiliary dividing strip groups may each be manually controlled; at least a part of the structure of at least one second auxiliary dividing strip may be made of a magnetic material, and the movement may be controlled by a magnetic field.
The invention also discloses a refrigerator which comprises the drawer assembly 100, and the movement and/or stop of the magnetic control movable separation strip is realized through the on-off of at least two electromagnets 31 and the strength of the generated magnetic field, so that the refrigerator is more intelligent.
At least one of the main separating strips 2 and the auxiliary separating strips is a manual movable separating strip and at least one of the main separating strips and the auxiliary separating strips is a magnetic control movable separating strip; or the main separating strip and the auxiliary separating strip are magnetic control movable separating strips at least part of which is made of magnetic materials; the control mode is flexible and changeable.
In summary, the drawer assembly 100 of the present invention controls the movement and/or stop of the magnetic control movable type separation strip through the magnetic field generated by the electromagnetic control assembly, and adjusts the partition of the drawer, so that the drawer assembly is more intelligent and is simple and convenient to operate.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.
Claims (10)
1. A drawer assembly comprising a drawer, a main divider strip positioned within the drawer to divide a storage space of the drawer, wherein: the drawer component further comprises a first auxiliary separation strip group, the first auxiliary separation strip group comprises at least one first auxiliary separation strip, the first auxiliary separation strip is perpendicular to the main separation strip and is arranged on the main separation strip in a sliding mode, the main separation strip and the first auxiliary separation strip are magnetic control movable separation strips, at least partial structures of the magnetic control movable separation strips are made of magnetic materials, the drawer component further comprises an electromagnetic control component arranged on the drawer, the electromagnetic control component further comprises at least two electromagnets arranged at intervals along the moving direction of the magnetic control movable separation strips, and the on-off of the electromagnets or the strength of a magnetic field generated by the electromagnets are controlled by a control unit so that the magnetic control movable separation strips move.
2. The drawer assembly of claim 1, wherein: the first auxiliary division strip is sleeved on the main division strip and can slide along the main division strip.
3. The drawer assembly of claim 2, wherein: the drawer comprises a bottom wall, the main partition strip comprises two first cross rods which are separately arranged and are parallel to the bottom wall, and two first vertical rods which are connected with the corresponding end parts of the first cross rods; first supplementary branch parting bead includes that two separately set up and all be on a parallel with the second horizontal pole, the two connection of diapire the second montant of the corresponding tip of second horizontal pole, two the second horizontal pole and two first horizontal pole one-to-one just the second horizontal pole slides and sets up on first horizontal pole.
4. The drawer assembly of claim 3, wherein: the first auxiliary separating strip group further comprises a connecting block for connecting the first auxiliary separating strip and the main separating strip, a first connecting hole for the first cross rod to pass through and a second connecting hole for the second cross rod to pass through are formed in the connecting block, and the first connecting hole and the second connecting hole are vertically arranged and are not communicated with each other.
5. The drawer assembly of claim 3, wherein: the two first cross rods are positioned between the two second cross rods.
6. The drawer assembly of claim 2, wherein: the drawer comprises a bottom wall, a pair of first side walls arranged oppositely and a pair of second side walls arranged oppositely, the main partition strip is perpendicular to the first side walls and moves along the first side walls, a first guide structure is arranged on at least one first side wall, a second guide structure which is slidably mounted with the first guide structure is arranged on the main partition strip, the at least two electromagnets comprise at least two main electromagnets arranged at intervals along the extending direction of the first guide structure, and at least part of the second guide structure is made of magnetic materials; the first auxiliary separating strip is perpendicular to the second side wall and moves along the second side wall, and the at least two electromagnets further comprise at least two auxiliary electromagnets arranged at intervals along the moving direction of the first auxiliary separating strip.
7. The drawer assembly of claim 6, wherein: first guide structure including set up in guiding groove on the first side wall, be located the guiding groove outside with the fixed guide rail in first side wall, second guide structure including slidable mounting in slider on the guide rail, with the connecting rod that the slider links to each other, the slider is made by magnetic material, and after the installation, the connecting rod in slide in the guiding groove.
8. The drawer assembly of claim 7, wherein: and after the main electromagnets are installed on the guide rail, the projection of the main electromagnets along the extension direction of the guide rail is in the projection of the guide rail along the extension direction of the guide rail.
9. The drawer assembly of any one of claims 1 to 8, wherein: the drawer assembly further includes a second auxiliary dividing strip group including at least one second auxiliary dividing strip parallel to the main dividing strip.
10. A refrigerator fitted with a drawer assembly as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110354159.3A CN113007960B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110354159.3A CN113007960B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN201810372205.0A CN109696028B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly, refrigerator with drawer assembly and control method of drawer assembly |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810372205.0A Division CN109696028B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly, refrigerator with drawer assembly and control method of drawer assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113007960A true CN113007960A (en) | 2021-06-22 |
| CN113007960B CN113007960B (en) | 2022-09-20 |
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Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110354162.5A Active CN112944790B (en) | 2018-04-24 | 2018-04-24 | Partition strip assembly, drawer assembly with same and refrigerator |
| CN202110354160.6A Active CN112944789B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN201810372205.0A Active CN109696028B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly, refrigerator with drawer assembly and control method of drawer assembly |
| CN202110354153.6A Active CN113007959B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN202110354159.3A Active CN113007960B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN202110354156.XA Active CN112944788B (en) | 2018-04-24 | 2018-04-24 | Control method of drawer assembly and refrigerator with same |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110354162.5A Active CN112944790B (en) | 2018-04-24 | 2018-04-24 | Partition strip assembly, drawer assembly with same and refrigerator |
| CN202110354160.6A Active CN112944789B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN201810372205.0A Active CN109696028B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly, refrigerator with drawer assembly and control method of drawer assembly |
| CN202110354153.6A Active CN113007959B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110354156.XA Active CN112944788B (en) | 2018-04-24 | 2018-04-24 | Control method of drawer assembly and refrigerator with same |
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| Country | Link |
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| CN (6) | CN112944790B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665260B (en) * | 2020-12-03 | 2022-12-20 | 青岛海尔电冰箱有限公司 | Refrigerator and supporting control method for outer barrel of drawer in refrigerator |
| CN115704639A (en) * | 2021-08-11 | 2023-02-17 | 青岛海尔电冰箱有限公司 | Magnetic field fresh-keeping device and refrigeration equipment |
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- 2018-04-24 CN CN202110354162.5A patent/CN112944790B/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| CN113007960B (en) | 2022-09-20 |
| CN112944788A (en) | 2021-06-11 |
| CN113007959A (en) | 2021-06-22 |
| CN113007959B (en) | 2022-09-20 |
| CN112944789B (en) | 2022-09-20 |
| CN112944789A (en) | 2021-06-11 |
| CN109696028B (en) | 2021-05-11 |
| CN112944790B (en) | 2022-09-20 |
| CN112944790A (en) | 2021-06-11 |
| CN109696028A (en) | 2019-04-30 |
| CN112944788B (en) | 2022-09-23 |
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