CN110748264A - Household electrical appliance - Google Patents
Household electrical appliance Download PDFInfo
- Publication number
- CN110748264A CN110748264A CN201810815451.9A CN201810815451A CN110748264A CN 110748264 A CN110748264 A CN 110748264A CN 201810815451 A CN201810815451 A CN 201810815451A CN 110748264 A CN110748264 A CN 110748264A
- Authority
- CN
- China
- Prior art keywords
- door
- machine
- door opening
- gear
- opening assembly
- Prior art date
- 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.)
- Pending
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Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
- E05F15/614—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by meshing gear wheels, one of which being mounted at the wing pivot axis; operated by a motor acting directly on the wing pivot axis
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
- E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
- E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for refrigerators
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
- E05Y2900/312—Application of doors, windows, wings or fittings thereof for domestic appliances for washing machines
Abstract
The invention discloses a household appliance, which comprises a machine body, a machine door, a control device and a first door opening component arranged on the machine door or the machine body, wherein the first door opening component is controlled by the control device to enable the machine door to rotate, and the household appliance also comprises: the second door opening assembly is arranged on the machine door or the machine body and comprises a door pushing piece, a transmission device for pushing the door pushing piece and a motor connected with the transmission device, wherein the motor is controlled by the control device to drive the transmission device to push the door pushing piece to separate the machine body and the machine door which are in a closed state; the control device controls the second door opening component to work before the first door opening component.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of household appliances, in particular to a door opening and closing device of a household appliance.
[ background of the invention ]
The doors of the traditional refrigerator and the drum washing machine are basically opened manually, but the doors have the defects of heavy weight or need to be closed tightly to open the door by using extra force, and the doors can be opened only by putting down articles when holding the articles by two hands.
Some existing household appliances, such as refrigerators, have an automatic door opening function, such as pushing a door open by providing a push rod driven by a motor. However, in the process of opening the door of the refrigerator, because the air pressure difference exists between the inside and the outside of the refrigerator, the resistance formed by the air pressure difference needs to be overcome when the door of the refrigerator is opened, the required door opening force is large, and the door opening force needs to be continuously increased from the beginning of opening the door to the moment before the refrigerator door is separated from the ice machine body. And in the moment that the refrigerator door is opened, the air pressure difference disappears, the resistance is rapidly reduced, but the door opening angle of the refrigerator door is small when the refrigerator door is just opened, and in order to enable the refrigerator door to be completely opened, continuous door pushing force needs to be provided. The existing door opening auxiliary system can only provide fixed pushing force, or can provide variable force, but the force is maximum when starting, and later, in order to improve the door opening speed, the force is continuously reduced, and the characteristic that the pushing force is increased and then reduced when the door is opened is inconsistent with the characteristic that the pushing force is reduced when the door is opened. Therefore, although the door opening system adopts a high-power motor, the door opening system can only push away a small-size refrigerator door with small weight, and has small door opening angle and long door opening time.
[ summary of the invention ]
The invention provides a household appliance, which can better solve the problems.
In order to achieve the purpose, the invention provides a household appliance which can be used for a button type or touch type refrigerator and can also be used for a household appliance with a machine door, such as a roller washing machine and the like according to actual conditions.
This domestic appliance, including organism, machine door and controlling means, and set up the machine door or first subassembly of opening door on the organism, first subassembly of opening door receives controlling means controls so that the machine door rotates, still includes: the second door opening assembly is arranged on the machine door or the machine body and comprises a door pushing piece, a transmission device for pushing the door pushing piece and a motor connected with the transmission device, wherein the motor is controlled by the control device to drive the transmission device to push the door pushing piece to separate the machine body and the machine door which are in a closed state; the control device controls the second door opening component to work before the first door opening component.
The refrigerator in the prior art needs large door opening force, needs a large-power motor and a high-strength gear system to match with large torque when the door is opened, and is high in cost and large in occupied space. Different from the prior art, the second door opening component is responsible for overcoming the resistance caused by the pressure difference inside and outside the refrigerator body (box body) and the magnetic strip of the door before the refrigerator is opened. Because the second door opening component is far away from the rotating shaft of the machine door, the force arm is relatively long, and the thrust of the opening machine 3 is small. After the machine door is pushed away, the first door opening assembly overcomes the resistance of the hinge and continues to rotate to open the refrigerator door, and because the hinge resistance is relatively small, the torque required by the door opening is small, the small-power motor is controlled to open the door, the cost can be reduced, and the service life can be prolonged. The two door opening assemblies can be operated by adopting the motor with smaller power, the strength of the corresponding gear is also low, the cost of the two door opening assemblies is lower than that of a single door opening device in the prior art, the effect is good, and the door opening assemblies are not easy to damage in the later period.
In one embodiment, the transmission means of the second door opening assembly is a gear system, and the door pushing member includes a rack gear engaged with the gear system and a door pushing end portion; wherein the motor drives the gear system to rotate so as to move the door pushing end from the initial position to the direction of the door or the machine body.
In one embodiment, the motor is a bi-directional motor; wherein after the body and the door are separated, the bidirectional motor drives the gear system to rotate in reverse direction to return the end of the sliding door to the initial position.
In one embodiment, the first door opening assembly includes an output shaft fixedly coupled to the door, a gear system for driving the output shaft to rotate, and a bi-directional motor coupled to the gear system.
In one embodiment, the gear system in the first door opening assembly and/or the gear system in the second door opening assembly comprises a trip gear combination; when the transmission torque of the gear system is larger than a set value, the gears in the tripping gear combination rotate relatively so as to disconnect the transmission of the gear system.
In one embodiment, the shedding gear combination has a first gear and a second gear, the first gear is mounted in the second gear, and the first gear is provided with an elastic rib which is in elastic contact with the second gear.
In one embodiment, a sensor is arranged on the machine door or the machine body; the sensor detects the relative position between the machine door and the machine body and sends the position information to the control device, and the control device controls the first door opening assembly to work according to the position information so as to open the machine door to a set position.
In one embodiment, the control device controls the first door opening component to hold or close the machine door according to whether the machine door is operated by a user within the opening time of the preset opening time.
In one embodiment, the first door opening assembly and the second door opening assembly are respectively arranged at two sides of the top part close to the machine body.
In one embodiment, the first door opening assembly and the second door opening assembly are respectively arranged at two sides near the inner part of the machine door.
The invention solves the problem that the door opening device of the household appliance needs to adopt a high-power motor to open the door in the prior art, and can push open the refrigerator door with large resistance by using a low-power motor, thereby not only having simple structure, but also saving space and simultaneously having low energy consumption.
[ description of the drawings ]
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic view of a refrigerator;
FIG. 2 is a schematic view of another refrigerator configuration;
FIG. 3 is a schematic view of a first door opening assembly disposed within the door;
FIG. 4 is a schematic view of a first door opening assembly disposed on the top of the housing;
fig. 5 is a schematic structural view of a first door opening assembly.
In the drawings: the refrigerator comprises a refrigerator body 1, a refrigerator body 2, a refrigerator door 3, a control device 4, a first door opening component 5, a sensor 6, a second door opening component 7 and a disengaging gear combination 8.
[ detailed description ] embodiments
The invention will be described in detail hereinafter with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The embodiment provides a household appliance, in particular a refrigerator.
Fig. 1 is a schematic structural view of a refrigerator, fig. 2 is a schematic structural view of another refrigerator, fig. 3 is a schematic structural view of a first door opening assembly disposed in a cabinet, fig. 4 is a schematic structural view of a first door opening assembly disposed at the top of the cabinet, and fig. 5 is a schematic structural view of the first door opening assembly, as shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5:
the refrigerator 1 comprises a machine body 2, a machine door 3 and a control device 4, and a first door opening component 5 arranged on the machine door 3 or the machine body 2, wherein the first door opening component 5 is controlled by the control device 4 to enable the machine door 3 to rotate.
The door opening assembly or device, which is the same as or similar to the first door opening assembly 5, can also control the rotation of the door.
In the present embodiment, as shown in fig. 3, the first door opening assembly 5 includes: an output shaft 51 fixedly connected with the door 3, a gear system 50 driving the output shaft 51 to rotate, and a bi-directional motor 52 connected with the gear system 50. The first door opening component 5 is fixedly connected with the refrigerator door, and the door can be automatically closed by adopting a bidirectional motor 52.
The refrigerator 2 provided in the present embodiment further includes: a second door opening assembly 7 disposed on the door 3 or the body 2, as shown in fig. 5, the second door opening assembly 7 includes a door pushing member 71, a transmission device 70 for pushing the door pushing member 71, and a motor 72 connected to the transmission device 70; wherein the motor 72 is controlled by the control device 4 to drive the transmission device 70 to push the door pushing member 71 to separate the machine body 2 and the machine door 3 in the closed state; the control device 4 controls the second door opening component 7 to work before the first door opening component 5 works.
Different from the prior art, the prior art adopts a door opening device to realize the opening of the refrigerator and the rotation of the machine door after the door is opened. Because the refrigerator door is in the opening process, because there is the atmospheric pressure difference outside the refrigerator, the refrigerator need overcome the resistance that the atmospheric pressure difference formed that opens the door, consequently required opening force is great at first, just can guarantee to open the refrigerator door. Next, at the moment that the refrigerator door is opened, the air pressure difference disappears, the resistance is rapidly reduced, and the door opening device can be selected to control the machine door to rotate to a position suitable for a user to take articles, particularly for the refrigerator with an automatically opened door. However, the door opening force required initially is large, so that a large torque is required when a high-power motor and a high-strength gear system are adopted to match with the door opening, the cost is high, and the occupied space is large.
The refrigerator provided by the embodiment comprises the first door opening assembly 5 and the second door opening assembly 7, wherein the second door opening assembly 7 is used for overcoming resistance caused by pressure difference inside and outside the refrigerator body (box body) and magnetic strips of the door before the refrigerator is opened. Since the second door opening assembly 7 is far from the rotating shaft 31 of the door 3, the moment arm is relatively long, and thus the pushing force for opening the door 3 is small. After the machine door 3 is pushed away, the first door opening component 5 overcomes the resistance of the hinge and continues to rotate to open the refrigerator door, and because the hinge resistance is relatively small, the torque required by door opening is small, the small-power motor is controlled to open the door, the cost can be reduced, and the service life can be prolonged. The two door opening assemblies can be operated by adopting the motor with smaller power, the strength of the corresponding gear is also low, the cost of the two door opening assemblies is lower than that of a single door opening device in the prior art, the effect is good, and the door opening assemblies are not easy to damage in the later period.
Preferably, as shown in fig. 1 and 2, the first door opening assembly 5 and the second door opening assembly 7 are disposed in various positions, for example, disposed at two sides of the top of the machine body 2, respectively, or as shown in fig. 2, two sets of door opening assemblies may be disposed at two sides of the interior of the machine door 3, respectively, and the specific design department may be adapted according to the overall structural design of the refrigerator or the structural design of other household appliances.
Specifically, as shown in fig. 5, the transmission device 70 of the second door opening assembly 7 is a gear system, and the door pushing member 71 includes a rack 711 engaged with the gear system 70 and a door pushing end 712; wherein the motor 72 drives the gear system 70 to rotate so as to move the door pushing end 712 from the initial position to the door 3 or the body 2.
Preferably, the motor 72 is a bidirectional motor; wherein after the body 2 and the door 3 are separated, the bi-directional motor 72 drives the gear system 70 to rotate in reverse to return the door-pushing end 712 to the original position.
In one embodiment, as shown in fig. 4, the gear system 50 in the first door opening assembly 5 and/or the gear system 70 in the second door opening assembly 7 includes a trip gear assembly 8; wherein when the transmission torque of the gear system 50, 70 is larger than the set value, the gears in the tripping gear combination 8 rotate relatively to disconnect the transmission of the gear system 50, 70.
The above-described escape gear combination 8 has a first gear 81 and a second gear 82, and the first gear 81 is mounted in the second gear 82. When the transmission torque is less than a certain value, the first gear 81 and the second gear 82 rotate synchronously; however, when the transmission torque is larger than a certain value, the first gear 81 and the second gear 82 are disengaged to generate relative rotation, thereby disconnecting the transmission system. The first gear 81 has an elastic rib 811 which is deformed when the transmission torque is excessively large, and is rotated relative to the second gear 82.
In one embodiment, as shown in fig. 1 and 2, the door 3 or the body 2 is provided with a sensor 6; the sensor 6 detects the relative position between the machine door 3 and the machine body 2 and sends the position information to the control device 4, and the control device 4 controls the first door opening component 5 to work according to the position information so as to open the machine door to a set position. The sensor 6 is a photoelectric or infrared sensor, and can continuously detect the distance between the door 3 and the body 2 formed by opening the door, and the data of the distance is sent to the control device 4 for judgment, and the control device 4 opens or rotates the door 3 to a set position according to the setting.
After the door opening signal is detected, the second door opening assembly 7 overcomes the resistance such as the pressure difference between the inside and the outside of the refrigerator and the door magnetic stripe, and after the refrigerator door is pushed open at a small angle, the output shaft 51 of the first door opening assembly 5 rotates to drive the refrigerator door to continue rotating. At this time, the bidirectional motor of the second door opening assembly 7 is reversely rotated to return the door pushing member 71 to the initial position. The sensor 9 can detect the relative position between the refrigerator door and the refrigerator body, the control device 4 can adjust the door opening angle by controlling the rotation of the first door opening assembly 5, and the control device 4 can rotate the bidirectional motor 52 of the first door opening assembly 5 reversely to automatically close the refrigerator door 3 under the condition that the detected refrigerator door is opened for a long time and is not operated, namely, no user operation is carried out in the preset opening time.
The various embodiments described above and shown in the drawings are illustrative of the invention and are not exhaustive of the invention. Any modification of the present invention by a person of ordinary skill in the related art within the scope of the basic technical idea of the present invention is within the scope of the present invention.
Claims (10)
1. A household appliance (1) comprising a machine body (2), a door (3) and a control device (4), as well as a first door-opening assembly (5) arranged on the machine body (2) or on the door (3), the first door-opening assembly (5) being controlled by the control device (4) so as to make the door (3) rotate, characterized in that it comprises:
the second door opening assembly (7) is arranged on the machine door (3) or the machine body (2), the second door opening assembly (7) comprises a door pushing piece (71), a transmission device (70) for pushing the door pushing piece (71), and a motor (72) connected with the transmission device (70), and the motor (72) is controlled by the control device (4) to drive the transmission device (70) to push the door pushing piece (71) to separate the machine body (2) and the machine door (3) which are in a closed state;
wherein the control device (4) controls the second door opening component (7) to work before the first door opening component (5).
2. The household appliance of claim 1, wherein:
the transmission means (70) of the second door opening assembly (7) is a gear system, the door push member (71) comprises a gear rack (711) engaged with the gear system (70) and a door push end (712);
wherein the motor (72) drives the gear system (70) to rotate so as to move the push door end part (712) from the initial position to the direction of the machine door (3) or the machine body (2).
3. The household appliance according to claim 2, wherein:
the motor (72) is a bidirectional motor;
wherein after the body (2) and the door (3) are separated, the bi-directional motor (72) drives the gear system (70) to rotate in reverse to return the door pushing end (712) to an initial position.
4. A household appliance as claimed in claim 2 or 3, characterized in that:
the first door opening assembly (5) comprises an output shaft (51) fixedly connected with the machine door (3), a gear system (50) for driving the output shaft (51) to rotate, and a bidirectional motor (52) connected with the gear system (50).
5. The household appliance according to claim 4, wherein:
the gear system (50) in the first door opening assembly (5) and/or the gear system (70) in the second door opening assembly (7) comprises a trip gear combination (8);
wherein when the transmission torque of the gear system (50, 70) is larger than a set value, the gears in the tripping gear combination (8) rotate relatively so as to disconnect the transmission of the gear system (50, 70).
6. The household appliance of claim 5, wherein:
the disengaging gear combination (8) is provided with a first gear (81) and a second gear (82), the first gear (81) is installed in the second gear (82), and an elastic rib (811) in elastic contact with the second gear (82) is arranged on the first gear (81).
7. The household appliance of claim 6, wherein:
a sensor (6) is arranged on the machine door (3) or the machine body (2);
the sensor (6) detects the relative position between the machine door (3) and the machine body (2) and sends the position information to the control device (4), and the control device (4) controls the first door opening assembly (5) to work according to the position information so that the machine door (3) is opened to a set position.
8. The household appliance of claim 7, wherein:
the control device (6) controls the first door opening component (5) to keep or close the machine door (3) according to whether the machine door (3) is operated by a user within a preset opening time.
9. The household appliance of claim 1, wherein:
the first door opening assembly (5) and the second door opening assembly (7) are respectively arranged at two sides of the top of the machine body (2).
10. The household appliance of claim 1, wherein:
the first door opening assembly (5) and the second door opening assembly (7) are respectively arranged at two sides close to the interior of the machine door (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815451.9A CN110748264A (en) | 2018-07-24 | 2018-07-24 | Household electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810815451.9A CN110748264A (en) | 2018-07-24 | 2018-07-24 | Household electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110748264A true CN110748264A (en) | 2020-02-04 |
Family
ID=69275213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810815451.9A Pending CN110748264A (en) | 2018-07-24 | 2018-07-24 | Household electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110748264A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608545A (en) * | 2020-05-06 | 2020-09-01 | 广东美的厨房电器制造有限公司 | Household electrical appliance |
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| WO2007009783A1 (en) * | 2005-07-20 | 2007-01-25 | Liebherr-Hausgeräte Ochsenhausen GmbH | Refrigerating and/or freezing appliance |
| CN106869666A (en) * | 2017-03-17 | 2017-06-20 | 合肥美的电冰箱有限公司 | Door opening/closing apparatus and its control method and refrigerator |
| JP2017180957A (en) * | 2016-03-30 | 2017-10-05 | 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． | Door opening/closing mechanism for refrigerator |
| CN107576133A (en) * | 2017-09-22 | 2018-01-12 | 合肥华凌股份有限公司 | Refrigerator |
| CN107655255A (en) * | 2017-10-24 | 2018-02-02 | 南京贝奇工业设计有限公司 | A kind of refrigerator with automatic switch door gear and its switch gate method |
| CN207212093U (en) * | 2017-08-24 | 2018-04-10 | 合肥华凌股份有限公司 | Assistance door opening device and refrigerator |
| CN108070991A (en) * | 2016-11-17 | 2018-05-25 | 博西华电器（江苏）有限公司 | The door opener of household electrical appliance |
| CN207515341U (en) * | 2017-10-23 | 2018-06-19 | 合肥华凌股份有限公司 | The door body driving device of refrigerator and with its refrigerator |
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2018
- 2018-07-24 CN CN201810815451.9A patent/CN110748264A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007009783A1 (en) * | 2005-07-20 | 2007-01-25 | Liebherr-Hausgeräte Ochsenhausen GmbH | Refrigerating and/or freezing appliance |
| JP2017180957A (en) * | 2016-03-30 | 2017-10-05 | 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． | Door opening/closing mechanism for refrigerator |
| CN108070991A (en) * | 2016-11-17 | 2018-05-25 | 博西华电器（江苏）有限公司 | The door opener of household electrical appliance |
| CN106869666A (en) * | 2017-03-17 | 2017-06-20 | 合肥美的电冰箱有限公司 | Door opening/closing apparatus and its control method and refrigerator |
| CN207212093U (en) * | 2017-08-24 | 2018-04-10 | 合肥华凌股份有限公司 | Assistance door opening device and refrigerator |
| CN107576133A (en) * | 2017-09-22 | 2018-01-12 | 合肥华凌股份有限公司 | Refrigerator |
| CN207515341U (en) * | 2017-10-23 | 2018-06-19 | 合肥华凌股份有限公司 | The door body driving device of refrigerator and with its refrigerator |
| CN107655255A (en) * | 2017-10-24 | 2018-02-02 | 南京贝奇工业设计有限公司 | A kind of refrigerator with automatic switch door gear and its switch gate method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608545A (en) * | 2020-05-06 | 2020-09-01 | 广东美的厨房电器制造有限公司 | Household electrical appliance |
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Application publication date: 20200204 |
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