CN114963652B - Refrigerating air duct system of refrigerator - Google Patents
Refrigerating air duct system of refrigerator Download PDFInfo
- Publication number
- CN114963652B CN114963652B CN202210529536.7A CN202210529536A CN114963652B CN 114963652 B CN114963652 B CN 114963652B CN 202210529536 A CN202210529536 A CN 202210529536A CN 114963652 B CN114963652 B CN 114963652B
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- Prior art keywords
- air
- duct
- refrigerating
- air outlet
- chamber
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- 238000005057 refrigeration Methods 0.000 claims abstract description 31
- 238000005187 foaming Methods 0.000 claims abstract description 25
- 238000007710 freezing Methods 0.000 claims abstract description 22
- 230000008014 freezing Effects 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009920 food preservation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
-
- 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
-
- 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
-
- 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
- F25D23/02—Doors; Covers
-
- 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
- F25D23/06—Walls
Landscapes
- 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)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses a refrigerating air duct system of a refrigerator, and relates to the technical field of refrigerators. The invention comprises a box body; a refrigerating chamber and a freezing chamber are arranged in the box body from top to bottom; the back side of the refrigeration chamber is provided with a foaming layer; the rear side of the freezing chamber is provided with a freezing air duct structure; the refrigerating air duct system comprises a refrigerating air inlet duct connected to the upper part of the refrigerating air duct structure; an electric air door is arranged in the refrigerating air inlet duct; the upper part of the electric air door is connected with a refrigerating air delivery duct; the refrigerating air delivery duct is arranged on the periphery of the foaming layer; the upper part of the refrigerating air delivery duct is connected with a refrigerating air outlet duct; the refrigerating air outlet duct is arranged above the refrigerating chamber; the bottom of the refrigeration cavity is connected with a refrigeration return air duct; the lower end of the refrigerating return air duct is connected to the bottom of the refrigerating air duct structure. According to the invention, the yielding design is carried out on the refrigerating air duct structure, so that the volume occupancy rate of the refrigerating chamber can be effectively reduced, and the refrigerating air duct structure has higher market application value.
Description
Technical Field
The invention belongs to the technical field of refrigerators, and particularly relates to a refrigerating air duct system of a refrigerator.
Background
In the prior art, an air duct system of a multi-door single-system air-cooled refrigerator generally comprises a freezing air duct assembly and a refrigerating air duct assembly, and the refrigerating air duct assembly generally comprises a refrigerating air inlet duct, a refrigerating air return duct and the like. The refrigerating air inlet channel and the refrigerating air return channel are generally arranged in a foaming layer at the back of the refrigerator, an air outlet of the refrigerating air inlet channel is generally arranged at the back of a refrigerating compartment of the refrigerator, and an electric air door is further arranged in the refrigerating air inlet channel. The thickness of the refrigeration air duct component in the prior art is generally about 40mm, and particularly the size of the part where the electric air door is installed reaches 120mm, so that the refrigeration air duct structure occupies larger refrigerator compartment volume, and the waste of the internal space of the refrigerator is caused. Accordingly, it is desirable to study a refrigerating duct system of a refrigerator in order to solve the above-mentioned problems.
Disclosure of Invention
The invention provides a refrigerating air duct system of a refrigerator, which aims to solve the technical problems in the background technology.
In order to solve the technical problems, the invention is realized by the following technical scheme:
The invention relates to a refrigerating air duct system of a refrigerator, which comprises a refrigerator body; a refrigerating chamber and a freezing chamber are arranged in the box body from top to bottom; a foaming layer is arranged on the rear side of the refrigeration chamber; a refrigerating air duct structure is arranged at the rear side of the refrigerating chamber; the refrigerating air duct system comprises a refrigerating air inlet duct connected to the upper part of the refrigerating air duct structure; an electric air door is arranged in the refrigerating air inlet duct; the upper part of the cold storage air inlet duct is connected with a cold storage air delivery duct; the refrigerating air delivery duct is arranged on the periphery of the foaming layer; the upper part of the refrigerating air delivery duct is connected with a refrigerating air outlet duct; the refrigerating air outlet duct is arranged above the refrigerating chamber; the bottom of the refrigeration cavity is connected with a refrigeration return air duct; the lower end of the refrigerating return air duct is connected to the bottom of the refrigerating air duct structure.
As a preferable technical scheme of the invention, the freezing air duct structure is internally provided with a freezing fan and a condenser.
As a preferable technical scheme of the invention, the refrigerating air inlet duct is arranged at the rear side of the box body; the refrigerating air inlet duct is arranged between the refrigerating chamber and the freezing chamber; the refrigerating air inlet duct is arranged below the foaming layer.
As a preferable technical scheme of the invention, the refrigerating air delivery duct comprises a first duct and a second duct; one end of the first air channel is connected to the refrigerating air inlet channel; the other end of the first air channel is connected with one end of the second air channel; the other end of the second air duct is connected to the refrigerating air outlet duct.
As a preferable technical scheme of the invention, the first air duct is arranged below the foaming layer; the second air duct is vertically arranged on one side of the foaming layer.
As a preferable technical scheme of the invention, the refrigeration air outlet duct comprises an air outlet shell horizontally fixed on the top wall of the refrigeration cavity; an air outlet cavity is formed between the bottom wall of the air outlet shell and the top wall of the refrigeration cavity; the rear wall of the air outlet shell is provided with an air supply port connected with the other end of the second air duct; the air outlet shell is provided with a plurality of air outlets which are arranged side by side.
As a preferable technical scheme of the invention, the air outlets are respectively arranged on the front wall and the opposite two side walls of the air outlet shell.
As a preferable technical scheme of the invention, the bottom wall of the air outlet shell is provided with an air guide structure.
As a preferable technical scheme of the invention, the air guide structure is of a U-shaped structure; both ends of the air guide structure are fixed on the front wall of the air outlet shell, and an air outlet arranged on the front wall of the air outlet shell is arranged on the opposite outer sides of the air guide structure.
The invention has the following beneficial effects:
According to the invention, the refrigerating air inlet duct is connected to the upper part of the refrigerating air duct structure, the electric air door is arranged in the refrigerating air inlet duct, the refrigerating air inlet duct is connected with the refrigerating air outlet duct by utilizing the refrigerating air delivery duct, and the refrigerating air delivery duct is arranged on the periphery of the foaming layer, so that the volume occupancy rate of the refrigerating chamber is effectively reduced, the redundant space of the box body is fully utilized, the volume rate of the whole machine is improved, the heat preservation effect of the foaming layer is better than that of the prior art, and meanwhile, the refrigerating air outlet duct is arranged above the refrigerating chamber, so that an air curtain can be formed in the refrigerating chamber, the external heat exchange at the door seal position of the refrigerator door body is effectively blocked, the food preservation is more facilitated, the practicability is stronger, and the market application value is higher.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a refrigerating duct system of a refrigerator according to the present invention.
Fig. 2 is a schematic structural view of the refrigerating air inlet duct, the refrigerating air delivery duct and the refrigerating air return duct of the present invention mounted on the case.
Fig. 3 is a front view of the structure of fig. 2.
Fig. 4 is a side view of the structure of fig. 2.
Fig. 5 is a schematic structural view of the connection among the refrigerating air inlet duct, the refrigerating air delivery duct, the refrigerating air outlet duct and the refrigerating air return duct of the present invention.
In the drawings, the list of components represented by the various numbers is as follows:
1-box, 2-cold storage air inlet duct, 3-cold storage air delivery duct, 4-cold storage air outlet duct, 5-cold storage return air duct, 6-freezing fan, 7-condenser, 101-cold storage chamber, 102-freezing chamber, 103-foaming layer, 104-freezing air duct structure, 201-electric air door, 301-first air duct, 302-second air duct, 401-air outlet housing, 402-air supply port, 403-air outlet port, 404-air guiding structure.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
First embodiment:
Referring to fig. 1-5, the present invention is a refrigerating duct system of a refrigerator, the refrigerator including a case 1; a refrigerating chamber 101 and a freezing chamber 102 are arranged in the box body 1 from top to bottom; the rear side of the refrigerating chamber 101 is provided with a foaming layer 103; a freezing air duct structure 104 is arranged at the rear side of the freezing chamber 102; the freezing air duct structure 104 is internally provided with a conventional freezing fan 6 in the field and a conventional condenser 7 in the field; the freezing fan 6 is installed on the rear sidewall of the freezing chamber 102; the refrigeration air duct system comprises a refrigeration air inlet duct 2 connected to the upper part of the refrigeration air duct structure 104; the refrigerating air inlet duct 2 is internally provided with a conventional electric air door 201 in the field; the refrigerating air inlet channel 2 is arranged at the rear side of the box body 1; the refrigerating air inlet channel 2 is arranged between the refrigerating chamber 101 and the freezing chamber 102; the refrigerating air inlet channel 2 is arranged below the foaming layer 103; the upper part of the cold storage air inlet duct 2 is connected with a cold storage air delivery duct 3; the refrigerating air delivery duct 3 is arranged on the periphery of the foaming layer 103; the upper part of the refrigerating air delivery duct 3 is connected with a refrigerating air outlet duct 4; the refrigeration air outlet duct 4 is arranged above the refrigeration cavity 101; the bottom of the refrigeration chamber 101 is connected with a refrigeration return air duct 5; the lower end of the refrigeration return air duct 5 is connected to the bottom of the refrigeration air duct structure 104; the refrigerated return air duct 5 is disposed on the rear side of the refrigerated air duct structure 104.
During the use, through connecting cold-stored air inlet wind channel 2 in the upper portion of freezing wind channel structure 104, and install electronic air door 201 in cold-stored air inlet wind channel 2, utilize cold-stored air delivery wind channel 3 to be connected cold-stored air inlet wind channel 2 and cold-stored air outlet wind channel 4 simultaneously, and set up cold-stored air delivery wind channel 3 in the week side of foaming layer 103, thereby reduced the volume occupancy of cold-stored cavity effectively, not only make full use of box redundant space, promote complete machine volume rate moreover, and the heat preservation effect of foaming layer 103 is better than prior art, simultaneously through setting up cold-stored air outlet wind channel 4 in the top of cold-stored cavity 101, can form the air curtain at cold-stored cavity 101, the external heat exchange of refrigerator door body door seal department has effectively been obstructed, more the fresh-keeping of food is favorable to.
Specific embodiment II:
on the basis of the first embodiment, the present embodiment is different in that:
As shown in fig. 2-5, the refrigeration air delivery duct 3 includes a first duct 301 and a second duct 302; one end of the first air duct 301 is connected to the refrigerating air inlet duct 2; the other end of the first air channel 301 is connected with one end of the second air channel 302; the other end of the second air duct 302 is connected to the refrigerating air outlet duct 4; the first air duct 301 is disposed below the foaming layer 103; the second air duct 302 is vertically disposed at one side of the foaming layer 103. Through the design of the split cooling air delivery duct 3, the first air duct 301 is arranged below the foaming layer 103, and the second air duct 302 is vertically arranged on one side of the foaming layer 103.
Third embodiment:
on the basis of the second embodiment, the difference of this embodiment is that:
As shown in fig. 5, the refrigeration outlet duct 4 includes an outlet casing 401 horizontally fixed to the top wall of the refrigeration compartment 101; an air outlet cavity is formed between the bottom wall of the air outlet shell 401 and the top wall of the refrigeration cavity 101; the rear wall of the air outlet shell 401 is provided with an air supply port 402 connected with the other end of the second air duct 302; the air outlet housing 401 is provided with a plurality of air outlets 403 arranged side by side; the exhaust ports 403 are respectively disposed on the front wall and the opposite side walls of the air outlet housing 401; the bottom wall of the air outlet shell 401 is provided with an air guide structure 404; the air guiding structure 404 is in a U-shaped structure; both ends of the air guiding structure 404 are fixed on the front wall of the air outlet housing 401, and the air outlet 403 on the front wall of the air outlet housing 401 is disposed at the opposite outer sides of the air guiding structure 404. By forming an air outlet cavity between the bottom wall of the air outlet housing 401 and the top wall of the refrigeration chamber 101, and arranging the air supply port 402 connected with the other end of the second air duct 302 on the rear wall of the air outlet housing 401, the air quantity provided by the air supply port 402 is respectively guided to the positions of the air outlet ports 403 by the air guiding structure 404, so that the uniformity of the internal temperature distribution of the refrigeration chamber 101 is facilitated.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form 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 understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (3)
1. A refrigeration duct system of a refrigerator, the refrigerator comprising a cabinet (1); a refrigerating chamber (101) and a freezing chamber (102) are arranged in the box body (1) from top to bottom; a foaming layer (103) is arranged at the rear side of the refrigeration chamber (101); a refrigerating air duct structure (104) is arranged at the rear side of the refrigerating chamber (102); the method is characterized in that:
the refrigerating air duct system comprises a refrigerating air inlet duct (2) connected to the upper part of the refrigerating air duct structure (104); an electric air door (201) is arranged in the refrigerating air inlet duct (2); the upper part of the cold storage air inlet channel (2) is connected with a cold storage air delivery channel (3); the refrigerating air delivery duct (3) is arranged on the periphery of the foaming layer (103); the upper part of the refrigerating air delivery duct (3) is connected with a refrigerating air outlet duct (4); the refrigerating air outlet duct (4) is arranged above the refrigerating chamber (101); the bottom of the refrigeration cavity (101) is connected with a refrigeration return air duct (5); the lower end of the refrigerating return air duct (5) is connected to the bottom of the refrigerating air duct structure (104);
The refrigerating air delivery duct (3) comprises a first duct (301) and a second duct (302); one end of the first air channel (301) is connected to the refrigerating air inlet channel (2); the other end of the first air channel (301) is connected with one end of the second air channel (302); the other end of the second air duct (302) is connected to the refrigerating air outlet duct (4); the refrigerating air outlet duct (4) comprises an air outlet shell (401) horizontally fixed on the top wall of the refrigerating chamber (101); an air outlet cavity is formed between the bottom wall of the air outlet shell (401) and the top wall of the refrigeration cavity (101); the rear wall of the air outlet shell (401) is provided with an air supply port (402) connected with the other end of the second air duct (302); the air outlet shell (401) is provided with a plurality of air outlets (403) which are arranged side by side; the exhaust outlets (403) are respectively arranged on the front wall and the two opposite side walls of the air outlet shell (401); the bottom wall of the air outlet shell (401) is provided with an air guide structure (404); the air guide structure (404) is of a U-shaped structure; both ends of the air guide structure (404) are fixed on the front wall of the air outlet shell (401), and an air outlet (403) positioned on the front wall of the air outlet shell (401) is arranged on the opposite outer sides of the air guide structure (404).
2. A cold-storage air duct system of a refrigerator according to claim 1, characterized in that the cold-storage air intake duct (2) is arranged at the rear side of the refrigerator body (1); the refrigerating air inlet channel (2) is arranged between the refrigerating chamber (101) and the freezing chamber (102); the refrigerating air inlet duct (2) is arranged below the foaming layer (103).
3. A cold-storage air duct system of a refrigerator according to claim 1 or 2, characterized in that the first air duct (301) is arranged below the foaming layer (103); the second air duct (302) is vertically arranged on one side of the foaming layer (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210529536.7A CN114963652B (en) | 2022-05-16 | 2022-05-16 | Refrigerating air duct system of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210529536.7A CN114963652B (en) | 2022-05-16 | 2022-05-16 | Refrigerating air duct system of refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114963652A CN114963652A (en) | 2022-08-30 |
| CN114963652B true CN114963652B (en) | 2024-06-11 |
Family
ID=82983828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210529536.7A Active CN114963652B (en) | 2022-05-16 | 2022-05-16 | Refrigerating air duct system of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114963652B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134255A (en) * | 2011-12-05 | 2013-06-05 | 海信（北京）电器有限公司 | Air flue and refrigerator with air flue |
| CN206600961U (en) * | 2017-02-10 | 2017-10-31 | 青岛海尔股份有限公司 | Refrigerator |
| CN208920685U (en) * | 2018-11-02 | 2019-05-31 | 苏州三星电子有限公司 | Refrigerator air cooling system and refrigerator |
| CN210425722U (en) * | 2019-09-05 | 2020-04-28 | 合肥华凌股份有限公司 | Air curtain assembly and refrigeration equipment |
| CN111664631A (en) * | 2020-06-18 | 2020-09-15 | 长虹美菱股份有限公司 | Air-cooled refrigerator |
| CN211552174U (en) * | 2020-01-24 | 2020-09-22 | 江苏元隆电器有限公司 | Air path system for side-by-side combination refrigerator |
| CN111735254A (en) * | 2020-06-22 | 2020-10-02 | 长虹美菱股份有限公司 | Refrigeration appliance with air curtain and control method thereof |
| CN111765703A (en) * | 2020-07-07 | 2020-10-13 | 长虹美菱股份有限公司 | Air duct system and refrigerator |
| WO2020216233A1 (en) * | 2019-04-23 | 2020-10-29 | 威海新北洋数码科技有限公司 | Display cabinet |
| CN113915867A (en) * | 2021-02-25 | 2022-01-11 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN114165968A (en) * | 2021-12-02 | 2022-03-11 | 珠海格力电器股份有限公司 | Refrigerator and control method thereof |
-
2022
- 2022-05-16 CN CN202210529536.7A patent/CN114963652B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134255A (en) * | 2011-12-05 | 2013-06-05 | 海信（北京）电器有限公司 | Air flue and refrigerator with air flue |
| CN206600961U (en) * | 2017-02-10 | 2017-10-31 | 青岛海尔股份有限公司 | Refrigerator |
| CN208920685U (en) * | 2018-11-02 | 2019-05-31 | 苏州三星电子有限公司 | Refrigerator air cooling system and refrigerator |
| WO2020216233A1 (en) * | 2019-04-23 | 2020-10-29 | 威海新北洋数码科技有限公司 | Display cabinet |
| CN210425722U (en) * | 2019-09-05 | 2020-04-28 | 合肥华凌股份有限公司 | Air curtain assembly and refrigeration equipment |
| CN211552174U (en) * | 2020-01-24 | 2020-09-22 | 江苏元隆电器有限公司 | Air path system for side-by-side combination refrigerator |
| CN111664631A (en) * | 2020-06-18 | 2020-09-15 | 长虹美菱股份有限公司 | Air-cooled refrigerator |
| CN111735254A (en) * | 2020-06-22 | 2020-10-02 | 长虹美菱股份有限公司 | Refrigeration appliance with air curtain and control method thereof |
| CN111765703A (en) * | 2020-07-07 | 2020-10-13 | 长虹美菱股份有限公司 | Air duct system and refrigerator |
| CN113915867A (en) * | 2021-02-25 | 2022-01-11 | 海信（山东）冰箱有限公司 | Refrigerator with a door |
| CN114165968A (en) * | 2021-12-02 | 2022-03-11 | 珠海格力电器股份有限公司 | Refrigerator and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114963652A (en) | 2022-08-30 |
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