CN111121362A - Refrigerating device - Google Patents
Refrigerating device Download PDFInfo
- Publication number
- CN111121362A CN111121362A CN201911417428.5A CN201911417428A CN111121362A CN 111121362 A CN111121362 A CN 111121362A CN 201911417428 A CN201911417428 A CN 201911417428A CN 111121362 A CN111121362 A CN 111121362A
- Authority
- CN
- China
- Prior art keywords
- air
- air duct
- fan
- evaporator
- rear plate
- 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
-
- 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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
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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
- F25D23/00—General constructional features
- F25D23/006—General constructional features for mounting refrigerating machinery components
Abstract
The invention relates to the technical field of refrigeration, in particular to a refrigeration device. The refrigerating device comprises a box body, the box body is provided with a storage compartment and a cooling assembly arranged on the rear side of the storage compartment, the cooling assembly comprises an air duct rear plate, an air duct front plate, an evaporator and a fan, the air duct rear plate is provided with an evaporator cavity formed by forward protruding arrangement of the rear wall surface of the air duct rear plate and a fan positioning hole formed in the upper side of the evaporator cavity, the air duct front plate is covered on the front side of the air duct rear plate and surrounds the air duct rear plate to form a main air duct located above the evaporator and a side air duct located on at least one side of the evaporator along the transverse direction, on one hand, the surplus space around the evaporator can be fully utilized, the air duct is increased, the air duct space around the thinning is used, the effective volume of the storage compartment is optimized, and on the other hand, the temperature balance of the compartment is realized through multilayer air.
Description
Technical Field
The invention relates to the technical field of refrigeration, in particular to a refrigeration device.
Background
The existing air-cooled refrigerator is generally provided with an air duct component at the rear side of a storage chamber, and a fan is fixed in an air duct so as to suck cold air made by an evaporator into the air duct by the fan and blow the cold air into the storage chamber of the refrigerator through an air supply outlet of the air duct.
In order to ensure the uniform air supply from top to bottom of the storage chamber, the air duct structure is integrally arranged at the front side of the evaporator cavity in the prior art, so that the thickness of the rear wall of the whole refrigerator is thicker or the large space of the storage chamber is occupied, and the effective volume of the refrigerator is difficult to increase.
Therefore, there is a need for an improved air duct to solve the above problems.
Disclosure of Invention
In order to solve the technical problem, the invention provides a refrigerating device.
In order to achieve the purpose, the technical scheme provided by the invention is as follows: the utility model provides a refrigerating plant, includes the box, the box has the storing room, sets up in the cooling module of storing room rear side, cooling module includes wind channel back plate and wind channel front bezel, evaporimeter and the fan that all around butt joint set up, the wind channel back plate is equipped with from its back wall to the protruding evaporimeter chamber of establishing formation forward, set up in the fan locating hole of evaporimeter chamber top, wind channel front bezel lid is located wind channel back plate front side and with wind channel back plate enclose establish the formation be located the main wind channel of evaporimeter top, along transversely being located the side wind channel of the at least one side of evaporimeter.
As a further improvement of the present invention, the air duct front plate has a main air supply portion corresponding to the main air duct, and a side air supply portion extending downward from at least one side of the main air supply portion and corresponding to the side air duct, the main air supply portion is provided with a top air supply opening and a middle air supply opening communicating the main air duct and the storage compartment, the number of the top air outlet and the middle air outlet is at least two and arranged at intervals, and the side air supply portion is provided with at least one side air supply opening communicating the side air duct and the storage compartment.
As a further improvement of the present invention, a pair of side air blowing portions is formed by extending downward from both sides of the main air blowing portion, and side air blowing ports of the pair of side air blowing portions are provided obliquely toward the interior of the storage compartment.
As a further improvement of the present invention, a pair of side air ducts is formed on both sides of the evaporator, the air duct rear plate is further provided with at least two first air guiding ribs extending forward from the front wall surface thereof, and at least two first air guiding ribs are respectively arranged at both ends of the top of the main air duct and extend obliquely from top to bottom and from inside to outside so as to guide the cold air toward the side air ducts.
As a further improvement of the present invention, the fan is a centrifugal fan, the air duct rear plate is further provided with at least two second air guiding ribs extending forward from the front wall surface of the air duct rear plate, the second air guiding ribs are disposed on the upper right side and the lower left side of the fan, or the second air guiding ribs are disposed on the upper left side and the lower right side of the fan, and the directions of the arrows of the second air guiding ribs protrude toward the fan.
As a further improvement of the invention, the box body is provided with an inner container, the cooling assembly is arranged in the inner container, the air duct rear plate is fixed on the inner wall of the rear side of the inner container, the box body is also provided with an air return part formed by bending the bottom side of the evaporator cavity forwards, and the air return part and the bottom wall of the inner container form an air return channel.
As a further improvement of the invention, one side of the air return part close to the bottom wall of the inner container is provided with a plurality of third air guiding ribs, and the plurality of third air guiding ribs are arranged at intervals and extend from front to back.
As a further improvement of the invention, the middle air supply outlet is provided with an air guide nozzle extending forwards, and the top surface of the air guide nozzle is an inclined surface inclining downwards.
As a further improvement of the present invention, the front plate of the air duct further has an edge portion bent backward from the bottom side of the main air supply portion, the edge portion is provided with a plurality of clamping ports, and the rear plate of the air duct extends forward corresponding to the edge portion to form a plurality of clamping portions matched with the clamping ports
As a further improvement of the invention, the cooling assembly further comprises a heat shield disposed between the inner wall surface of the evaporator chamber and the evaporator.
The invention has the beneficial effects that: according to the refrigerating device provided by the invention, the main air duct positioned above the evaporator and the side air duct positioned on at least one side of the evaporator along the transverse direction are formed by surrounding the air duct front plate and the air duct rear plate, so that on one hand, the surplus space around the evaporator can be fully utilized, the air duct is increased, the space of the front air duct and the rear air duct is thinned, the effective volume of the storage compartment is optimized, and on the other hand, the temperature balance of the compartment is realized through multi-layer air supply.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of the structure of a refrigerating apparatus according to the present invention;
FIG. 2 is a schematic view of the cooling assembly and the inner container of FIG. 1 in a mated configuration;
FIG. 3 is a schematic diagram of the exploded structure of FIG. 2;
FIG. 4 is a schematic structural view of a rear plate of an air duct according to the present invention;
FIG. 5 is a schematic view of the rear plate of the air duct shown in FIG. 4 in another orientation;
FIG. 6 is a schematic structural view of a front plate of an air duct according to the present invention;
100-refrigerating device, 1-box, 10-storage compartment, 20-cooling assembly, 21-air duct rear plate, 211-evaporator cavity, 212-fan positioning hole, 213-first air guide rib, 214-second air guide rib, 215-return air portion, 2151-third air guide rib, 216-clamping portion, 22-air duct front plate, 221-main air supply portion, 2211-top air supply outlet, 2212-middle air supply outlet, 22121-air guide nozzle, 222-side air supply portion, 2221-side air supply outlet, 223-edge portion, 2231-clamping opening, 224-fan accommodating cavity, 23-evaporator, 24-fan, 25-heat insulation plate, 26-return air channel, 30-inner container.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. 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 application.
As shown in fig. 1 to 6, the present invention provides a refrigeration device 100, which includes a box body 1, wherein the box body 1 has a storage compartment 10, and a cooling module 20 disposed at a rear side of the storage compartment 10 for providing cooling energy to the storage compartment 10.
Wherein, cooling unit 20 includes the wind channel back plate 21 and wind channel front bezel 22, evaporimeter 23 and the fan 24 of butt joint setting from front to back, wind channel back plate 21 is equipped with and sets up the evaporimeter chamber 211 that forms with the holding from its back wall face is protruding forward evaporimeter 23, cooling unit 20 is still including locating evaporimeter chamber 211 internal face with heat insulating board 25 between the evaporimeter 23, thereby can avoid produce the phenomenon of frosting on the wall before evaporimeter chamber 211.
The air duct rear plate 21 further has a fan positioning hole 212 formed above the evaporator cavity 211, so that the fan 24 sucks the cold energy of the evaporator 23 from the fan positioning hole 212 into a space enclosed by the air duct front plate 22 and the air duct rear plate 21.
The front plate 22 of the air duct is provided with a fan 24 accommodating cavity 224 formed by protruding forward from the rear wall surface of the main air supply part 221 of the front plate, so as to fix the fan 24, and the air inlet direction of the fan 24 faces the fan positioning hole 212, so as to facilitate air suction. Specifically, in this embodiment, the fan 24 is a centrifugal fan 24, and the centrifugal fan 24 has the advantages of large air supply amount, long air supply distance, and the like, and can meet the refrigeration requirement of the storage compartment 10.
The air duct front plate 22 is arranged on the front side of the air duct rear plate 21 in a covering mode, the air duct rear plate 21 is arranged in a surrounding mode to form a main air duct located above the evaporator 23 and a side air duct located on at least one side of the evaporator 23 in a transverse mode, on one hand, the surplus space around the evaporator 23 can be fully utilized, the air duct is increased, the front air duct space and the rear air duct space are thinned, the effective volume of the storage compartment 10 is optimized, and on the other hand, the temperature balance of the compartment is achieved through multi-layer air supply.
Specifically, as shown in fig. 4 and 5, the evaporator cavity 211 is formed to protrude forward, so that the side air duct is recessed backward compared with the front wall forming the evaporator cavity 211, and the inner side wall of the side air duct is overlapped with the outer side wall of the evaporator cavity 211, so that the air duct rear plate 21 makes full use of the surplus space around the evaporator 23, thereby improving the space utilization rate.
The box body 1 is provided with an inner container 30, in the specific embodiment of the invention, the cooling assembly 20 is arranged inside the inner container 30, the air duct rear plate 21 is fixed on the inner wall of the rear side of the inner container 30, the air duct rear plate is also provided with an air return part 215 formed by bending forwards from the bottom side of the evaporator cavity 211, and the air return part 215 and the bottom wall of the inner container 30 form an air return channel 26, so that air blown out from a main air duct and a side air duct returns to the space where the evaporator 23 is located from the air return channel 26, the space design is reasonable, and the effective volume of the storage room 10 can be optimized.
Specifically, as shown in fig. 5, a plurality of third air guide ribs 2151 are disposed on one side of the air return portion 215 close to the bottom wall of the inner container 30, and the plurality of third air guide ribs 2151 are spaced apart and extend from front to back, so that air return is uniform.
The air duct front plate 22 has a main air supply part 221 corresponding to the main air duct, and a side air supply part 222 extending downward from at least one side of the main air supply part 221 and corresponding to the side air duct, the main air supply part 221 is provided with a top air supply port 2211 and a middle air supply port 2212 which are communicated with the main air duct and the storage compartment 10, the number of the top air outlet and the middle air outlet is at least two and arranged at intervals, the side air supply part 222 is provided with at least one side air supply port 2221 which is communicated with the side air duct and the storage compartment 10, and the temperature balance of the storage compartment 10 is realized through upper and lower multi-layer air supply.
In the embodiment of the present invention, as shown in fig. 2, 3 and 6, a pair of side air blowing parts 222 are formed to extend downward from both sides of the main air blowing part 221, respectively, so that temperature equalization can be achieved at both sides of the storage compartment, and the side air blowing ports 2221 of the pair of side air blowing parts 222 are inclined toward the inside of the storage compartment 10, so that cooling efficiency of the storage compartment 10 can be improved.
The middle air supply outlet 2212 is provided with an air guide nozzle 22121 extending forwards, the top surface of the air guide nozzle 22121 is an inclined surface inclining downwards, the efficiency of the middle air outlet discharging air downwards in an inclined mode is improved, and the temperature of the storage compartment 10 is balanced.
The air duct front plate 22 further has an edge portion 223 bent backward from the bottom side of the main air supply portion 221, the edge portion 223 is provided with a plurality of clamping ports 2231, the air duct rear plate 21 extends forward corresponding to the edge portion 223 to form a plurality of clamping portions 216 matched with the clamping ports 2231, on one hand, the air duct front plate 22 and the air duct rear plate 21 are firmly butted and matched, and on the other hand, the effective volume of the storage compartment 10 can be further optimized by subtracting the covering of the air duct front plate 22 on the front side of the front wall surface of the evaporator cavity 211.
The side air ducts are formed in a pair at two sides of the evaporator 23, the air duct rear plate 21 is further provided with at least two first air guiding ribs 213 formed by extending forwards from the front wall surface of the air duct rear plate, and the at least two first air guiding ribs 213 are respectively arranged at two ends of the top of the main air duct and extend obliquely from top to bottom and from inside to outside so as to guide cold air towards the side air duct direction, thereby avoiding air waste and optimizing the air duct design.
Specifically, in this embodiment, the fan 24 employs the centrifugal fan 24, and according to the air supply principle, the wind direction of the air outlet of the centrifugal fan 24 is along the circumferential tangential direction of the fan blade, when the fan rotates clockwise, the air outlet on the left side tends to the upper left, so that the air volume ratio on the upper left is larger, the air volume ratio on the lower left is smaller, the air outlet on the right side tends to the lower right, so that the air volume ratio on the upper right is smaller, and the air volume ratio on the lower right is larger, otherwise, when the fan 24 rotates counterclockwise, the above operation is opposite, and details are not repeated. Fan 24 clockwise turning, upper left side and lower right side are located to second air guide rib 214, fan 24 anticlockwise turning, upper right side and lower left side are located to second air guide rib 214, through setting up second air guide rib 214 can carry out rational distribution to the amount of wind, makes the amount of wind is balanced in main wind channel and the side wind channel, thereby realizes the temperature of storage compartment is balanced.
In summary, in the refrigeration apparatus 100 according to the present invention, the duct front plate 22 covers the front side of the duct rear plate 21, and encloses the main duct above the evaporator 23 and the side duct laterally located on at least one side of the evaporator 23, so that on one hand, the surplus space around the evaporator 23 can be fully utilized to increase the air path, reduce the front and rear duct spaces, and optimize the effective volume of the storage compartment 10, and on the other hand, the temperature balance of the compartment can be achieved by multi-layer blowing.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.
Claims (10)
1. The utility model provides a refrigerating plant, includes the box, the box has the storing room, sets up in the cooling module of storing room rear side, a serial communication port, cooling module includes the wind channel back plate and wind channel front bezel, evaporimeter and the fan that all around butt joint set up, the wind channel back plate is equipped with from its back wall to the preceding protruding evaporimeter chamber of establishing formation, set up in the fan locating hole of evaporimeter chamber top, wind channel front bezel lid is located wind channel back plate front side and with wind channel back bezel enclose establish the formation and be located the main wind channel of evaporimeter top, along transversely being located the side wind channel of the at least one side of evaporimeter.
2. The refrigerating device according to claim 1, wherein the air duct front plate has a main air supply portion corresponding to the main air duct and a side air supply portion extending downward from at least one side of the main air supply portion and corresponding to the side air duct, the main air supply portion is provided with a top air supply opening and a middle air supply opening which communicate the main air duct with the storage compartment, the number of the top air outlet and the middle air outlet is at least two and arranged at intervals, and the side air supply portion is provided with at least one side air supply opening which communicates the side air duct with the storage compartment.
3. A refrigerating apparatus as recited in claim 2 wherein a pair of side air blowing portions are formed to extend downward from both sides of said main air blowing portion, respectively, and side air blowing ports of the pair of side air blowing portions are provided to be inclined toward the inside of said storage compartment.
4. A refrigerating device as recited in claim 1 wherein said side air ducts are formed in a pair on both sides of said evaporator, said air duct rear plate is further provided with at least two first air guiding ribs extending forward from a front wall surface thereof, and at least two of said first air guiding ribs are respectively provided at both ends of a top portion of said main air duct and extend obliquely from top to bottom and from inside to outside to guide the cool air toward the side air ducts.
5. The cooling device as claimed in claim 1, wherein the fan is a centrifugal fan, the air duct rear plate is further provided with at least two second air guiding ribs extending forward from the front wall surface of the air duct rear plate, the second air guiding ribs are disposed on the upper right side and the lower left side of the fan, or the second air guiding ribs are disposed on the upper left side and the lower right side of the fan, and the direction of the arrow thereof protrudes toward the fan.
6. The refrigerating device as claimed in claim 1, wherein the box body is provided with an inner container, the cooling assembly is arranged in the inner container, the air duct rear plate is fixed on the inner wall of the rear side of the inner container, the air duct rear plate is further provided with an air return part formed by bending the bottom side of the evaporator cavity forwards, and the air return part and the bottom wall of the inner container form an air return channel.
7. A refrigerating device as recited in claim 6 wherein a side of said return air portion adjacent to said bottom wall of said inner container has a plurality of third air guiding ribs, said plurality of third air guiding ribs being spaced apart and extending from front to back.
8. A refrigerating device as recited in claim 2 wherein said central supply opening has a forwardly extending air guide nozzle, the top surface of said air guide nozzle being inclined downwardly.
9. The refrigerating device as recited in claim 2, wherein said front plate of said air duct further has an edge portion bent backward from the bottom side of said main air supply portion, said edge portion being provided with a plurality of engaging openings, and said rear plate of said air duct being formed with a plurality of engaging portions extending forward corresponding to said edge portion and engaging with said engaging openings.
10. A cold appliance according to claim 1, wherein the cooling assembly further comprises a heat shield disposed between the inner wall surface of the evaporator chamber and the evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911417428.5A CN111121362A (en) | 2019-12-31 | 2019-12-31 | Refrigerating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911417428.5A CN111121362A (en) | 2019-12-31 | 2019-12-31 | Refrigerating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111121362A true CN111121362A (en) | 2020-05-08 |
Family
ID=70506822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911417428.5A Pending CN111121362A (en) | 2019-12-31 | 2019-12-31 | Refrigerating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111121362A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023138348A1 (en) * | 2022-01-18 | 2023-07-27 | 青岛海尔电冰箱有限公司 | Air guide hole structure for refrigerating and freezing device and refrigerating and freezing device |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1233734A (en) * | 1998-04-28 | 1999-11-03 | 东芝株式会社 | Refrigeratory |
| CN1928468A (en) * | 2005-09-09 | 2007-03-14 | 日立空调·家用电器株式会社 | Refrigerator |
| US20080202149A1 (en) * | 2007-02-26 | 2008-08-28 | Samsung Electronics Co., Ltd. | Refrigerator |
| CN204202275U (en) * | 2014-09-30 | 2015-03-11 | 青岛海尔股份有限公司 | Refrigerator |
| JP2015203539A (en) * | 2014-04-15 | 2015-11-16 | 株式会社東芝 | refrigerator |
| CN105222460A (en) * | 2015-09-22 | 2016-01-06 | 青岛海尔电冰箱有限公司 | Refrigerator |
| WO2017007071A1 (en) * | 2015-07-08 | 2017-01-12 | 송인숙 | Supercooler equipped with device for preventing cold air leakage |
| CN107560287A (en) * | 2017-09-04 | 2018-01-09 | 海信（山东）冰箱有限公司 | The ducting assembly and wind cooling refrigerator of a kind of wind cooling refrigerator |
| CN107883645A (en) * | 2016-09-29 | 2018-04-06 | Lg电子株式会社 | Refrigerator |
| CN207635685U (en) * | 2017-11-21 | 2018-07-20 | 合肥华凌股份有限公司 | Refrigerator |
| CN208312835U (en) * | 2018-04-25 | 2019-01-01 | 青岛海尔股份有限公司 | Dual system wind cooling refrigerator |
-
2019
- 2019-12-31 CN CN201911417428.5A patent/CN111121362A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1233734A (en) * | 1998-04-28 | 1999-11-03 | 东芝株式会社 | Refrigeratory |
| CN1928468A (en) * | 2005-09-09 | 2007-03-14 | 日立空调·家用电器株式会社 | Refrigerator |
| US20080202149A1 (en) * | 2007-02-26 | 2008-08-28 | Samsung Electronics Co., Ltd. | Refrigerator |
| JP2015203539A (en) * | 2014-04-15 | 2015-11-16 | 株式会社東芝 | refrigerator |
| CN204202275U (en) * | 2014-09-30 | 2015-03-11 | 青岛海尔股份有限公司 | Refrigerator |
| WO2017007071A1 (en) * | 2015-07-08 | 2017-01-12 | 송인숙 | Supercooler equipped with device for preventing cold air leakage |
| CN105222460A (en) * | 2015-09-22 | 2016-01-06 | 青岛海尔电冰箱有限公司 | Refrigerator |
| CN107883645A (en) * | 2016-09-29 | 2018-04-06 | Lg电子株式会社 | Refrigerator |
| CN107560287A (en) * | 2017-09-04 | 2018-01-09 | 海信（山东）冰箱有限公司 | The ducting assembly and wind cooling refrigerator of a kind of wind cooling refrigerator |
| CN207635685U (en) * | 2017-11-21 | 2018-07-20 | 合肥华凌股份有限公司 | Refrigerator |
| CN208312835U (en) * | 2018-04-25 | 2019-01-01 | 青岛海尔股份有限公司 | Dual system wind cooling refrigerator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023138348A1 (en) * | 2022-01-18 | 2023-07-27 | 青岛海尔电冰箱有限公司 | Air guide hole structure for refrigerating and freezing device and refrigerating and freezing device |
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Application publication date: 20200508 |
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