CN109696028B - Drawer assembly, refrigerator with drawer assembly and control method of drawer assembly - Google Patents
Drawer assembly, refrigerator with drawer assembly and control method of drawer assembly Download PDFInfo
- Publication number
- CN109696028B CN109696028B CN201810372205.0A CN201810372205A CN109696028B CN 109696028 B CN109696028 B CN 109696028B CN 201810372205 A CN201810372205 A CN 201810372205A CN 109696028 B CN109696028 B CN 109696028B
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- drawer
- electromagnet
- control unit
- assembly
- drawer assembly
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 239000000696 magnetic material Substances 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 3
- 238000000638 solvent extraction Methods 0.000 abstract 2
- 238000005192 partition Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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Classifications
-
- 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, a refrigerator provided with the drawer assembly and a control method of the drawer assembly, wherein the drawer assembly comprises a drawer and a separation strip which is positioned in the drawer and is used for partitioning a storage space of the drawer, at least part of the structure of the separation strip is made of a magnetic material, the drawer assembly also comprises an electromagnetic control assembly which is arranged on the drawer, the electromagnetic control assembly comprises at least two electromagnets and a control unit, the electromagnets and the control unit are distributed on the drawer at intervals along the direction which is vertical to the separation strip, the control unit is used for controlling the on-off of each electromagnet and the strength of a magnetic field generated by each electromagnet, and the separation strip is controlled to move and/or stop through the magnetic field generated by the electromagnets so as to adjust the partitioning of the storage space of the.
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, a refrigerator with the drawer assembly and a control method of 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, a refrigerator having the same, and a control method of the drawer assembly 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 provides a drawer assembly, which comprises a drawer and a separation strip positioned in the drawer to divide the storage space of the drawer into regions, wherein at least part of the structure of the separation strip is made of a magnetic material, the drawer assembly further comprises an electromagnetic control assembly arranged on the drawer, the electromagnetic control assembly comprises at least two electromagnets and a control unit, the electromagnets and the control unit are distributed on the drawer at intervals along the direction perpendicular to the separation strip, and the control unit controls the on-off of each electromagnet and the strength of a magnetic field generated by each electromagnet.
As a further improvement of the present invention, the drawer includes a bottom wall, a pair of first side walls disposed opposite to each other, and a pair of second side walls disposed opposite to each other, the separation strip is perpendicular to the first side walls, at least one of the first side walls is provided with a first guiding structure, the separation strip is provided with a second guiding structure slidably mounted with the first guiding structure, at least two electromagnets are disposed at intervals along an extending direction of the first guiding structure, and at least a part of the second guiding structure is made of a magnetic material.
As a further improvement of the present invention, the first guiding structure includes a guiding groove opened on the first side wall, and a guiding rail located outside the guiding groove and fixed to the first side wall, the second guiding structure includes a sliding block slidably mounted on the guiding rail, and a connecting rod connected to the sliding block, the sliding block is made of a magnetic material, and after the installation, the connecting rod slides in the guiding groove.
As a further improvement of the present invention, at least two electromagnets are mounted on the guide rail, and after the mounting is completed, the projection of the electromagnets along the extension direction of the guide rail is within the projection of the guide rail along the extension direction.
As a further improvement of the invention, the drawer comprises a door body arranged outside the second side wall, and the control unit comprises an operation screen arranged at the upper end of the door body and a control circuit electrically connected with the operation screen and the electromagnet.
As a further improvement of the present invention, the drawer assembly further includes a first dividing strip group, the first dividing strip group includes at least one first dividing strip perpendicular to the dividing strip, the first dividing strip is perpendicular to the dividing strip, and the first dividing strip is slidably disposed on the dividing strip.
As a further improvement of the present invention, the electromagnetic control assembly further comprises a position detection unit electrically connected to the control unit and sensing the position of the separation strip from each magnet in real time.
In order to achieve the purpose, the invention further provides a refrigerator provided with the drawer assembly.
In order to achieve the above object, the present invention further provides a control method based on the above drawer assembly, where the control method 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, and the electromagnet is a designated electromagnet; the control unit controls the power on and/or off of the designated electromagnet so that the division bar moves and stops at the designated electromagnet.
As a further improvement of the present invention, the electromagnetic control assembly further comprises a position detection unit electrically connected to the control unit and sensing the position of the separation strip from each magnet in real time; the control method further comprises the following steps of after confirming the designated electromagnet: starting the position detection unit, detecting the distance between the separation strip 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.
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 view 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 division bar 2 positioned in the drawer 1 to divide a storage space of the drawer 1, and an electromagnetic control assembly 3.
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 dividing strip 2 is arranged in the storage space of the drawer 1 perpendicular to the first side wall 12, and the 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 separation strip 2 is made of magnetic material, so that the separation strip 2 is controlled by the magnetic field generated by the electromagnetic control assembly 3 to move and/or stop.
The separation strip 2 is provided with 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 separator 2 are provided with second guide structures 23 corresponding to the first guide structures 14, and two ends of the separator 2 are connected to the first side walls 12 in a sliding manner through the second guide structures 23 and the first guide structures 14, so that the stability of the separator 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, and after the installation is completed, 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 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.
The electromagnetic control assembly 3 comprises at least two electromagnets 31 and a control unit, wherein the electromagnets 31 and the control unit are distributed on the drawer 1 at intervals along the direction perpendicular to the separation strips 2, and the control unit controls the on-off of each electromagnet 31 and the strength of a magnetic field generated by each 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 separation strip away from each magnet in real time.
Specifically, the at least two electromagnets 31 are mounted on the guide rail 142, and after the mounting is completed, the slider 231 passes through the electromagnets 31 and slides on the guide rail 142 without obstacle. Preferably, a projection of the 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 electromagnet 31 is disposed within the guide rail 142. In this embodiment, at least two electromagnets 31 are disposed on the two guide rails 142, and the electromagnets 31 on the two guide rails are symmetrically distributed, so that the two ends of the dividing strip 2 are stressed to balance and stabilize the movement and/or stop. However, the present invention is not limited thereto, and at least two 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 electromagnet 31, and a user controls the on-off or magnetic field strength of the electromagnet 31 through the operation screen 32, so that 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 power on and/or off of the designated electromagnet so as to enable the division bar 2 to move and stop at the designated 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 separation strip 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 separator strip 2 to the designated position is, the weaker the magnetic field generated by the designated electromagnet is, so that the separator strip 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 division bar 2 is moved and/or stopped by magnetic field control to adjust the drawer division, but the present invention is not limited thereto, and the user may manually provide assistance adjustment during the division adjustment.
The drawer assembly 100 further includes a first dividing strip group, the first dividing strip group includes at least one first dividing strip 41 perpendicular to the dividing strip, the first dividing strip 41 is perpendicular to the dividing strip 2, and the first dividing strip 41 is slidably disposed on the dividing strip 2. The first separator strip groups can be controlled by hand to move on the separator strips; at least part of the structure of at least one first separation bar 41 can be made of magnetic materials, the electromagnetic control assembly further comprises at least two electromagnets 31 arranged at intervals along the direction perpendicular to the first separation bar 41, and the separation bar 2 can move by controlling the on-off of each electromagnet 31 or the strength of the magnetic field generated by each electromagnet through a control unit.
In this embodiment, the first set of division bars are all controlled by hand to move on the division bars, the first division bar 41 includes two second cross bars 411 that are separately disposed and are all parallel to the bottom wall 11, and two second vertical bars 412 that are connected to the corresponding ends of the second cross bars 411, and the distance between the two second cross bars 411 is greater than the distance between the two first cross bars 21.
The first separating strip group further comprises a connecting block 42 for connecting the first separating strip 41 and the separating strip 2, a first connecting hole 421 and a second connecting hole 422 which are vertically arranged and are not communicated with each other are arranged on the connecting block 42, the first connecting hole 421 is used for allowing the first cross rod 21 to pass through, the second connecting hole 422 is used for allowing the second cross rod 411 to pass through, and the second cross rod 411 and the first cross rod 21 are vertically arranged through the connecting block 42 and are connected in a sliding mode.
The drawer component also comprises a second separating strip group, and the second separating strip group is provided with at least one second separating strip parallel to the separating strips. The second separator bar groups may each be manually controlled; it is also possible that at least part of the structure of the at least one first division bar is made of a magnetic material, the movement being 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 separation strip 2 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. In summary, the drawer assembly 100 of the present invention controls the movement and/or stop of the dividing strip 2 through the magnetic field generated by the electromagnetic control assembly, so as to adjust the division of the drawer, which is more intelligent and 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 divider bar positioned within the drawer to divide a storage space of the drawer, wherein: at least part of the structure of the separation strip is made of magnetic materials, the drawer assembly further comprises an electromagnetic control assembly arranged on the drawer, the electromagnetic control assembly comprises at least two electromagnets and a control unit, the electromagnets and the control unit are distributed on the drawer at intervals in the direction perpendicular to the separation strip, and the control unit controls the on-off of each electromagnet and the strength of a magnetic field generated by each electromagnet.
2. The drawer assembly of claim 1, wherein: the drawer comprises a bottom wall, a pair of first side walls and a pair of second side walls, the first side walls are arranged oppositely, the separating strips are perpendicular to the first side walls, a first guide structure is arranged on at least one first side wall, the separating strips are provided with second guide structures, the second guide structures are slidably mounted with the first guide structures, at least two electromagnets are arranged at intervals along the extending direction of the first guide structures, and at least part of structures of the second guide structures are made of magnetic materials.
3. The drawer assembly of claim 2, 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.
4. The drawer assembly of claim 3, wherein: and at least two electromagnets are arranged on the guide rail, and after the electromagnets are arranged, the projection of the 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.
5. The drawer assembly of claim 1, wherein: the drawer comprises a door body arranged outside the second side wall, and the control unit comprises an operation screen arranged at the upper end of the door body and a control circuit electrically connected with the operation screen and the electromagnet.
6. The drawer assembly of claim 1, wherein: the drawer assembly further comprises a first separating strip group, the first separating strip group comprises at least one first separating strip perpendicular to the separating strips, and the first separating strip is perpendicular to the separating strips and is arranged on the separating strips in a sliding mode.
7. The drawer assembly of claim 1, wherein: the electromagnetic control assembly further comprises a position detection unit which is electrically connected with the control unit and senses the position of the separation strip away from each magnet in real time.
8. A refrigerator fitted with a drawer assembly as claimed in any one of claims 1 to 7.
9. A control method applied to the drawer assembly of claim 1, wherein: the control method comprises the following steps: 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, and the electromagnet is a designated electromagnet;
the control unit controls the power on and/or off of the designated electromagnet so that the division bar moves and stops at the designated electromagnet.
10. The control method according to claim 9, characterized in that: the electromagnetic control assembly also comprises a position detection unit which is electrically connected with the control unit and senses the distance between the separation strip and each magnet position in real time; the control method further comprises the following steps of after confirming the designated electromagnet:
starting the position detection unit, detecting the distance between the separation strip 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.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372205.0A CN109696028B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly, refrigerator with drawer assembly and control method of drawer assembly |
| CN202110354156.XA CN112944788B (en) | 2018-04-24 | 2018-04-24 | Control method of drawer assembly and refrigerator with same |
| CN202110354159.3A CN113007960B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN202110354162.5A CN112944790B (en) | 2018-04-24 | 2018-04-24 | Partition strip assembly, drawer assembly with same and refrigerator |
| CN202110354153.6A CN113007959B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN202110354160.6A CN112944789B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810372205.0A CN109696028B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly, refrigerator with drawer assembly and control method of drawer assembly |
Related Child Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110354159.3A Division CN113007960B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN202110354162.5A Division CN112944790B (en) | 2018-04-24 | 2018-04-24 | Partition strip assembly, drawer assembly with same and refrigerator |
| CN202110354160.6A Division CN112944789B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN202110354156.XA Division CN112944788B (en) | 2018-04-24 | 2018-04-24 | Control method of drawer assembly and refrigerator with same |
| CN202110354153.6A Division CN113007959B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109696028A CN109696028A (en) | 2019-04-30 |
| CN109696028B true CN109696028B (en) | 2021-05-11 |
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|---|---|---|---|
| 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 |
| CN202110354156.XA Active CN112944788B (en) | 2018-04-24 | 2018-04-24 | Control method of drawer assembly and refrigerator with same |
| CN202110354160.6A Active CN112944789B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN202110354162.5A Active CN112944790B (en) | 2018-04-24 | 2018-04-24 | Partition strip assembly, drawer assembly with same and refrigerator |
| CN202110354159.3A Active CN113007960B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
Family Applications After (5)
| Application Number | Title | Priority Date | Filing Date |
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| CN202110354153.6A Active CN113007959B (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 |
| CN202110354160.6A Active CN112944789B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
| CN202110354162.5A Active CN112944790B (en) | 2018-04-24 | 2018-04-24 | Partition strip assembly, drawer assembly with same and refrigerator |
| CN202110354159.3A Active CN113007960B (en) | 2018-04-24 | 2018-04-24 | Drawer assembly and refrigerator with same |
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| 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
- 2018-04-24 CN CN201810372205.0A patent/CN109696028B/en active Active
- 2018-04-24 CN CN202110354153.6A patent/CN113007959B/en active Active
- 2018-04-24 CN CN202110354156.XA patent/CN112944788B/en active Active
- 2018-04-24 CN CN202110354160.6A patent/CN112944789B/en active Active
- 2018-04-24 CN CN202110354162.5A patent/CN112944790B/en active Active
- 2018-04-24 CN CN202110354159.3A patent/CN113007960B/en active Active
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| Publication number | Publication date |
|---|---|
| CN112944790B (en) | 2022-09-20 |
| CN112944789B (en) | 2022-09-20 |
| CN112944790A (en) | 2021-06-11 |
| CN113007959B (en) | 2022-09-20 |
| CN113007960B (en) | 2022-09-20 |
| CN109696028A (en) | 2019-04-30 |
| CN112944789A (en) | 2021-06-11 |
| CN113007959A (en) | 2021-06-22 |
| CN112944788A (en) | 2021-06-11 |
| CN112944788B (en) | 2022-09-23 |
| CN113007960A (en) | 2021-06-22 |
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Address after: 266101 Haier Road, Laoshan District, Qingdao, Qingdao, Shandong Province, No. 1 Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: Qingdao Haier Joint Stock Co.,Ltd. |
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Effective date of registration: 20210423 Address after: 400000 No.1 Gangcheng South Road, Jiangbei District, Chongqing Applicant after: CHONGQING HAIER REFRIGERATION ELECTRIC Co.,Ltd. Applicant after: QINGDAO HAIER REFRIGERATOR Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 No. 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: Haier Smart Home Co., Ltd. |
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