CN111664650A - Intelligence lift shelf and refrigerator - Google Patents
Intelligence lift shelf and refrigerator Download PDFInfo
- Publication number
- CN111664650A CN111664650A CN202010560322.7A CN202010560322A CN111664650A CN 111664650 A CN111664650 A CN 111664650A CN 202010560322 A CN202010560322 A CN 202010560322A CN 111664650 A CN111664650 A CN 111664650A
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- China
- Prior art keywords
- transmission rod
- shelf
- motor
- connecting rod
- lifting
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- Legal status (The legal status 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 status listed.)
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Classifications
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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
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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
- F25D25/028—Cooled supporting means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/04—Charging, supporting, and discharging the articles to be cooled by conveyors
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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
- F25D2500/00—Problems to be solved
- F25D2500/06—Stock management
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/06—Sensors detecting the presence of a product
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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)
- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses an intelligent lifting shelf and a refrigerator. In the invention: the upper surface of the upright post is provided with a mounting groove; rectangular channels are respectively arranged on the two opposite side surfaces of the mounting groove; the motor is arranged in the middle of the chassis; the lead screw is arranged on the motor through a coupler; the first transmission rod and the second transmission rod are movably arranged on the bearing block; the crankshaft connecting rod is respectively arranged at the two ends of the first transmission rod and the second transmission rod; the lower end of the crankshaft connecting rod passes through the rectangular channel and is connected with the lifting platform. According to the invention, the CCD cameras are arranged in the refrigerator in an array manner, so that the sizes of the stored objects are intelligently identified and judged, the required lifting height is calculated, the storage space of the objects to be stored is automatically adjusted and adapted, and intelligent lifting can be realized without manual lifting or manual reminding; the bottom feet are driven to lift in the upright posts by matching of the motor, the transmission rod and the crankshaft connecting rod, so that the shelf board is driven to lift; the lifting motion of the shelf is smooth and synchronous, the gravity eccentricity problem of the articles is basically not influenced, and the operation is stable.
Description
Technical Field
The invention belongs to the technical field of refrigerators, and particularly relates to an intelligent lifting shelf and a refrigerator.
Background
Along with the needs of individual needs of users, the types of stored articles are more and more, and the sizes of the articles are different, while the positions of shelves for storing the articles in the existing refrigerator, particularly the refrigerator, are basically fixed or adjusted in fixed intervals and intervals, the heights and the positions of the shelves cannot be adjusted at will, and the adjustment is troublesome, labor-consuming and time-consuming. The current partial patent has realized shelf raising and lowering functions to a certain extent, but lifting structure itself is fairly simple, generally is single or both sides lifting structure, because article focus differs, and long-term use back shelf slope, crooked, warp scheduling problem even, causes the device to block not smooth, the noise is big, short-lived scheduling problem. And owing to lack accurate control to the stroke, only can control the stroke through artifical or semi-automatic mode, can not realize accurate control, can have the problem that the headspace is too big or the undersize after the shelf goes up and down, be unfavorable for the maximize and utilize storage space. How to realize a shelf device with intelligent identification, automatic lifting, smooth and stable motion, and labor and worry saving becomes a technical problem which needs to be solved urgently in the industry.
Disclosure of Invention
The invention aims to provide an intelligent lifting shelf and a refrigerator, wherein CCD cameras are arranged in the refrigerator in an array manner, so that the size of a stored object is intelligently identified and judged, the required lifting height is calculated, the storage space of the object to be stored is automatically adjusted and adapted, the intelligent lifting can be realized without manual lifting or manual reminding, and the labor and the trouble are saved; the bottom feet are driven to lift in the upright posts by matching of the motor, the transmission rod and the crankshaft connecting rod, so that the shelf board is driven to lift; the lifting motion of the shelf is smooth and synchronous, the gravity eccentricity problem of the articles is basically not influenced, and the operation is more stable and smooth.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an intelligent lifting shelf which comprises a control system and a shelf body, wherein the control system comprises a CCD camera, a positioner, a limiter and a control panel; the CCD camera senses an optical signal of an object to be placed and transmits the optical signal to the control panel; the shelf body comprises a fixed seat, a power transmission system and a lifting platform; the fixed seat comprises a plurality of upright posts and a chassis; the upright posts are fixed on the periphery of the chassis; the upper surface of the upright post is provided with an installation groove; two opposite side surfaces of the mounting groove are respectively provided with a rectangular channel; a bearing seat is arranged in the middle of the chassis; the power transmission system is arranged in the middle of the chassis; the power transmission system comprises a motor, a coupler, a screw rod, a first transmission rod, a second transmission rod and a crankshaft connecting rod; the motor is arranged in the middle of the chassis; the lead screw is arranged on the motor through a coupler; the first transmission rod and the second transmission rod are movably arranged on the bearing block; a first gear is arranged in the middle of the first transmission rod; a second gear is arranged in the middle of the second transmission rod; the first gear and the second gear are both meshed with the lead screw; the motor drives the first transmission rod and the second transmission rod to rotate through the matching of the screw rod, the first gear and the second gear; the crankshaft connecting rod is respectively arranged at two ends of the first transmission rod and the second transmission rod; the lower end of the crankshaft connecting rod penetrates through the rectangular channel to be connected with the lifting platform; the lifting flat plate comprises a shelf plate; a plurality of support columns are uniformly arranged on the periphery of the lower surface of the shelf plate; the supporting column is slidably arranged in the mounting groove; the lower end of the supporting column is connected with a crankshaft connecting rod through a hinge structure; the motor drives the lifting flat plate to move up and down by matching with the first transmission rod, the second transmission rod and the crankshaft connecting rod; the locator is installed on a side of the shelf plate.
Furthermore, a fixing plate is arranged on the lower end face of the upright post; the fixing plate is matched with the bolt to fix the shelf body.
Furthermore, a motor base is arranged in the lower surface of the chassis; the motor is installed on the motor base.
Furthermore, a first side plate, a second side plate, a third side plate and a fourth side plate are respectively arranged on the periphery of the chassis; the first side plate, the second side plate, the third side plate and the fourth side plate are respectively welded and fixed with an upright post.
Furthermore, two ends of the first transmission rod are respectively provided with a first pin shaft; two ends of the second transmission rod are respectively provided with a second pin shaft; and the first pin shaft and the second pin shaft are in hinged fit with a pin hole on the crankshaft connecting rod.
Furthermore, a third pin shaft is arranged at the lower end of the crankshaft connecting rod; the third pin shaft is hinged and matched with a hinge structure at the lower end of the support column; the hinge structure is a pin hole.
Further, the positioner is a distance sensor.
Further, the stopper is installed below the CCD camera.
A refrigerator includes a refrigerator body; the lifting shelf is arranged in the refrigerator body; the CCD camera array is installed on the inner side face of the refrigerator body.
The invention has the following beneficial effects:
according to the invention, the CCD cameras are arranged in the refrigerator in an array manner, so that the sizes of the stored objects are intelligently identified and judged, the required lifting height is calculated, the storage space of the objects to be stored is automatically adjusted and adapted, the intelligent lifting can be realized without manual lifting or manual reminding, and the worry and the labor are saved; the bottom feet are driven to lift in the upright posts by matching of the motor, the transmission rod and the crankshaft connecting rod, so that the shelf board is driven to lift; the lifting motion of the shelf is smooth and synchronous, the gravity eccentricity problem of the articles is basically not influenced, and the operation is more stable and smooth.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an intelligent lifting shelf;
FIG. 2 is a schematic structural diagram of an intelligent lifting shelf;
FIG. 3 is a schematic structural diagram of an intelligent lifting shelf;
fig. 4 is a schematic structural diagram of a refrigerator with an intelligent lifting shelf installed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-3, the present invention is an intelligent lifting shelf, which comprises a control system and a shelf body 3, wherein the control system comprises a CCD camera 2, a positioner 300, a stopper 41 and a control panel; the CCD camera 2 senses an optical signal of an object to be placed and transmits the optical signal to the control panel; the positioner 300 is a distance sensor; the stopper 41 is installed below the CCD camera 2; the shelf body 3 comprises a fixed seat, a power transmission system and a lifting platform; the fixing seat comprises a plurality of upright columns 310 and a chassis 320; upright 310 is fixed on the periphery of chassis 320; the upper surface of the upright column 310 is provided with a mounting groove 3101; two opposite side surfaces of the mounting groove 3101 are respectively provided with a rectangular channel 3103; the lower end surface of the upright post 310 is provided with a fixing plate 3102; the fixing plate 3102 is matched with the bolt to fix the shelf body 3; a bearing seat 321 is arranged in the middle of the chassis 320; a motor base 311 is arranged in the lower surface of the chassis 320; a first side plate 3231, a second side plate 3232, a third side plate 3233 and a fourth side plate 3234 are respectively arranged on the peripheral side of the chassis 320; the first side plate 3231, the second side plate 3232, the third side plate 3233 and the fourth side plate 3234 are respectively welded and fixed with a pillar 310; the power transmission system is arranged in the middle of the chassis 320; the power transmission system comprises a motor 312, a coupler 313, a lead screw 314, a first transmission rod 317, a second transmission rod 318 and a crankshaft connecting rod 331; the motor 312 is installed in the middle of the chassis 320; the motor 312 is mounted on the motor base 311; the lead screw 314 is mounted on the motor 312 through a coupling 313; the first transmission rod 317 and the second transmission rod 318 are movably mounted on the bearing seat 321; a first gear 316 is arranged in the middle of the first transmission rod 317; a second gear 315 is arranged in the middle of the second transmission rod 318; the first gear 316 and the second gear 315 are both meshed with the lead screw 314; the motor 312 drives the first transmission rod 317 and the second transmission rod 318 to rotate through the lead screw 314 and the first gear 316 in cooperation with the second gear 315; the crankshaft connecting rod 331 is respectively installed at both ends of the first driving rod 317 and the second driving rod 318; two ends of the first transmission rod 317 are respectively provided with a first pin 3171; two ends of the second transmission rod 318 are respectively provided with a second pin 3181; the first pin shaft 3171 and the second pin shaft 3181 are in hinged fit with a pin hole on the crankshaft connecting rod 331; the lower end of the crankshaft connecting rod 331 passes through the rectangular channel 3103 to be connected with the lifting platform; the lift plate includes a shelf plate 340; a plurality of support columns 3401 are uniformly arranged on the periphery of the lower surface of the shelf plate 340; the support column 3401 is slidably mounted in the mounting groove 3101; the lower end of the support column 3401 is connected with a crankshaft connecting rod 331 through a hinge structure 3402; a third pin 3311 is provided at the lower end of the crankshaft connecting rod 331; the third pin 3311 is hinged with a hinge 3402 at the lower end of the support column 3401; the hinge structures 3402 are pin holes; the motor 312 drives the lifting plate to move up and down by matching with the first transmission rod 317, the second transmission rod 318 and the crankshaft connecting rod 331; the positioner 300 is mounted on one side of the shelf plate 340; the distance between the shelf board 340 and the bottom surface of the storage chamber of the refrigerator 1 is detected by the locator 300, so that the size of the storage space of the current storage chamber of the refrigerator 1 is measured.
As shown in fig. 4, a refrigerator includes a refrigerator body 1; the lifting shelf is arranged in the refrigerator body 1; wherein, the CCD camera 2 array is installed on the inner side of the refrigerator body 1.
One specific application of this embodiment is: when a user stores articles, a door body of the refrigerator is opened, an illumination system in the refrigerator is started, and the CCD camera 2 collects optical signals of the articles to be placed and transmits the optical signals to the control panel; the control panel analyzes the data transmitted by the CCD camera and calculates the size of an object to be placed; the locator 300 transmits the sensed data to the control board, and the control board estimates the current size of the internal actual storage space according to the data transmitted by the locator 300; the control board compares the data transmitted by the CCD camera 2 with the data transmitted by the positioner 300; the control board controls the motor 312 to rotate according to the comparison result; the shelf board 340 is driven to ascend and descend to a designated height by the motor 312 through the cooperation with the transmission rod and the crankshaft connecting rod 331;
when the size of the stored articles in the height direction is larger than the existing space of the shelf, immediately adjusting the space in the height direction to be increased, and descending the shelf so as to meet the requirement of a user; when the size of the existing space of the shelf in the height direction is larger than 0mm or a user setting value than the size of the existing space of the shelf in the height direction, the current situation is maintained, and the space of the shelf is not adjusted. When the size of the stored articles in the height direction is smaller than the existing space of the shelf, the height can not be adjusted temporarily, and the rising of the shelf in the height direction is started to be reduced automatically after a user puts in the shelf, so that the waiting time of the user is saved, and the shelf is more convenient and intelligent;
the shelf space size can also be adjusted according to a user's predicted value or manually by the user himself, i.e. both intelligently and manually.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (9)
1. The utility model provides an intelligence lift shelf, includes control system and shelf body (3), its characterized in that:
the control system comprises a CCD camera (2), a positioner (300), a limiter (41) and a control panel; the CCD camera (2) senses an optical signal of an object to be placed and transmits the optical signal to the control panel;
the shelf body (3) comprises a fixed seat, a power transmission system and a lifting platform; the fixed seat comprises a plurality of upright posts (310) and a chassis (320); the upright column (310) is fixed on the peripheral side of the chassis (320); the upper surface of the upright post (310) is provided with a mounting groove (3101); two opposite side surfaces of the mounting groove (3101) are respectively provided with a rectangular channel (3103); a bearing seat (321) is arranged in the middle of the chassis (320);
the power transmission system is arranged in the middle of a chassis (320); the power transmission system comprises a motor (312), a coupler (313), a lead screw (314), a first transmission rod (317), a second transmission rod (318) and a crankshaft connecting rod (331);
the motor (312) is arranged in the middle of the chassis (320); the lead screw (314) is arranged on the motor (312) through a coupling (313);
the first transmission rod (317) and the second transmission rod (318) are movably arranged on the bearing seat (321); a first gear (316) is arranged in the middle of the first transmission rod (317); a second gear (315) is arranged in the middle of the second transmission rod (318); the first gear (316) and the second gear (315) are both meshed with the lead screw (314);
the motor (312) is matched with the second gear (315) through the lead screw (314) and the first gear (316) to drive the first transmission rod (317) and the second transmission rod (318) to rotate;
the crankshaft connecting rod (331) is respectively arranged at two ends of the first transmission rod (317) and the second transmission rod (318); the lower end of the crankshaft connecting rod (331) passes through the rectangular channel (3103) and is connected with the lifting platform;
the lift plate includes a shelf plate (340); a plurality of support columns (3401) are uniformly arranged on the periphery of the lower surface of the shelf plate (340); the supporting column (3401) is slidably arranged in the mounting groove (3101); the lower end of the support column (3401) is connected with a crankshaft connecting rod (331) through a hinge structure (3402);
the motor (312) is matched with the first transmission rod (317), the second transmission rod (318) and the crankshaft connecting rod (331) to drive the lifting flat plate to move up and down;
the positioner (300) is mounted on a side of the shelf plate (340).
2. An intelligent lifting shelf according to claim 1, characterized in that the lower end surface of the upright (310) is provided with a fixing plate (3102); the fixing plate (3102) is matched with the bolt to fix the shelf body (3).
3. An intelligent lifting shelf according to claim 1, wherein a motor base (311) is provided in the lower surface of the chassis (320); the motor (312) is installed on the motor base (311).
4. An intelligent lifting shelf according to claim 1, wherein the chassis (320) is provided with a first side plate (3231), a second side plate (3232), a third side plate (3233) and a fourth side plate (3234) on the periphery; the first side plate (3231), the second side plate (3232), the third side plate (3233) and the fourth side plate (3234) are respectively welded and fixed with a vertical column (310).
5. An intelligent lifting shelf according to claim 1, wherein both ends of the first transmission rod (317) are respectively provided with a first pin shaft (3171); two ends of the second transmission rod (318) are respectively provided with a second pin shaft (3181); the first pin shaft (3171) and the second pin shaft (3181) are in hinged fit with a pin hole in the crankshaft connecting rod (331).
6. An intelligent lifting shelf, as claimed in claim 1, wherein the lower end of the crankshaft connecting rod (331) is provided with a third pin (3311); the third pin shaft (3311) is hinged and matched with a hinge structure (3402) at the lower end of the support column (3401); the hinge structure (3402) is a pin hole.
7. An intelligent lifting shelf according to claim 1, characterised in that the positioner (300) is a distance sensor.
8. An intelligent lifting shelf according to claim 1, characterised in that the retainer (41) is mounted below the CCD camera (2).
9. A refrigerator includes a refrigerator body (1); characterized in that the lifting shelf according to any of the claims 1-8 is mounted in the refrigerator body (1); the CCD cameras (2) are arranged on the inner side face of the refrigerator body (1) in an array mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010560322.7A CN111664650A (en) | 2020-06-18 | 2020-06-18 | Intelligence lift shelf and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010560322.7A CN111664650A (en) | 2020-06-18 | 2020-06-18 | Intelligence lift shelf and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111664650A true CN111664650A (en) | 2020-09-15 |
Family
ID=72388591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010560322.7A Pending CN111664650A (en) | 2020-06-18 | 2020-06-18 | Intelligence lift shelf and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111664650A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944796A (en) * | 2021-03-04 | 2021-06-11 | 合肥美菱物联科技有限公司 | Refrigerator shelf position monitoring and alarming control method |
| CN112944794A (en) * | 2021-03-04 | 2021-06-11 | 合肥美菱物联科技有限公司 | Control method for refrigerator shelf position monitoring and animation reminding |
| US20240035737A1 (en) * | 2022-07-28 | 2024-02-01 | Haier Us Appliance Solutions, Inc. | Smart adjustable shelves for refrigerator appliances |
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| US20180259245A1 (en) * | 2017-03-07 | 2018-09-13 | Haier Us Appliance Solutions, Inc. | Refrigerator appliance and variable shelf assembly |
| CN109764625A (en) * | 2019-01-04 | 2019-05-17 | 青岛海尔股份有限公司 | A kind of refrigerator and its control method |
| CN110631321A (en) * | 2018-06-22 | 2019-12-31 | Lg电子株式会社 | Refrigerator and lifting device for refrigerator |
| CN111121363A (en) * | 2020-01-07 | 2020-05-08 | 青岛海尔电冰箱有限公司 | Lifting shelf assembly, control method thereof and refrigerator with lifting shelf assembly |
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| US20160156818A1 (en) * | 2013-04-23 | 2016-06-02 | Lg Electronics Inc. | Refrigerator And Control Method For The Same |
| CN107975997A (en) * | 2016-10-21 | 2018-05-01 | 九阳股份有限公司 | A kind of refrigerator of automatic access food materials |
| US20180259245A1 (en) * | 2017-03-07 | 2018-09-13 | Haier Us Appliance Solutions, Inc. | Refrigerator appliance and variable shelf assembly |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944796A (en) * | 2021-03-04 | 2021-06-11 | 合肥美菱物联科技有限公司 | Refrigerator shelf position monitoring and alarming control method |
| CN112944794A (en) * | 2021-03-04 | 2021-06-11 | 合肥美菱物联科技有限公司 | Control method for refrigerator shelf position monitoring and animation reminding |
| CN112944794B (en) * | 2021-03-04 | 2022-05-06 | 合肥美菱物联科技有限公司 | Control method for refrigerator shelf position monitoring and animation reminding |
| CN112944796B (en) * | 2021-03-04 | 2022-05-10 | 合肥美菱物联科技有限公司 | Refrigerator shelf position monitoring and alarming control method |
| US20240035737A1 (en) * | 2022-07-28 | 2024-02-01 | Haier Us Appliance Solutions, Inc. | Smart adjustable shelves for refrigerator appliances |
| US12038228B2 (en) * | 2022-07-28 | 2024-07-16 | Haier Us Appliance Solutions, Inc. | Smart adjustable shelves for refrigerator appliances |
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Application publication date: 20200915 |