CN114963652A - Cold-stored air duct system of refrigerator - Google Patents
Cold-stored air duct system of refrigerator Download PDFInfo
- Publication number
- CN114963652A CN114963652A CN202210529536.7A CN202210529536A CN114963652A CN 114963652 A CN114963652 A CN 114963652A CN 202210529536 A CN202210529536 A CN 202210529536A CN 114963652 A CN114963652 A CN 114963652A
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- Prior art keywords
- air
- duct
- refrigerating
- refrigeration
- freezing
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Links
- 238000007710 freezing Methods 0.000 claims abstract description 36
- 230000008014 freezing Effects 0.000 claims abstract description 33
- 238000005187 foaming Methods 0.000 claims abstract description 26
- 238000005057 refrigeration Methods 0.000 claims description 45
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 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
Images
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
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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
-
- 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; a foaming layer is arranged on the rear side of the refrigerating chamber; a freezing air duct structure is arranged at the rear side of the freezing chamber; the refrigerating air duct system comprises a refrigerating air inlet duct connected to the upper part of the freezing air duct structure; an electric air door is arranged in the cold storage air inlet duct; the upper part of the electric air door is connected with a refrigerating air conveying 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 refrigerating chamber is connected with a refrigerating return air duct; the lower end of the cold storage return air duct is connected to the bottom of the freezing air duct structure. According to the invention, the refrigerating air duct structure is subjected to abdication design, 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, the air duct system of the 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 cold-stored air inlet duct and the cold-stored air return duct are generally installed in the foaming layer at the back of the refrigerator, the air outlet of the cold-stored air inlet duct is generally arranged at the back of the cold-stored chamber of the refrigerator, and the electric air door is further arranged in the cold-stored air inlet duct. The thickness of the refrigeration air channel assembly in the prior art is generally about 40mm, particularly, the size of the part for installing the electric air door reaches 120mm, and the refrigeration air channel structure occupies larger chamber volume of the refrigerator, so that the waste of the internal space of the refrigerator is caused. Therefore, a refrigeration duct system of a refrigerator is needed to solve the above problems.
Disclosure of Invention
The present 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 refrigerating chamber; a freezing air duct structure is arranged at the rear side of the freezing chamber; the refrigeration air channel system comprises a refrigeration air inlet channel connected to the upper part of the freezing air channel structure; an electric air door is arranged in the refrigerating air inlet duct; the upper part of the refrigeration air inlet duct is connected with a refrigeration air delivery duct; the refrigerated 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 refrigerating chamber is connected with a refrigerating return air duct; the lower end of the refrigerated return air duct is connected to the bottom of the freezing air duct structure.
In a preferred embodiment of the present invention, a freezing fan and a condenser are installed in the freezing air duct structure.
As a preferred technical scheme of the invention, the refrigeration 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 cold storage air inlet duct is arranged below the foaming layer.
As a preferred technical scheme of the invention, the refrigerating and air conveying air duct comprises a first air duct and a second air duct; one end of the first air duct is connected to the refrigerating air inlet duct; the other end of the first air duct is connected with one end of the second air duct; the other end of the second air duct is connected to the refrigerating air outlet duct.
As a preferred technical solution of the present invention, the first air duct is disposed below the foaming layer; the second air channel is vertically arranged on one side of the foaming layer.
As a preferred technical scheme of the present invention, the refrigeration air outlet duct includes an air outlet housing horizontally fixed on a top wall of the refrigeration chamber; 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 opening connected with the other end of the second air duct; the air outlet shell is provided with a plurality of air outlets arranged side by side.
As a preferred technical solution of the present invention, the plurality of air outlets are respectively disposed on the front wall and the two opposite side walls of the air outlet casing.
As a preferable technical solution of the present invention, the bottom wall of the air outlet casing is provided with an air guide structure.
As a preferred technical scheme of the present invention, the air guide structure is a U-shaped structure; the both ends of wind-guiding structure all are fixed in on the antetheca of air-out casing, and are located air exit on the antetheca of air-out casing sets up in the relative outside of wind-guiding structure.
The invention has the following beneficial effects:
the refrigeration air inlet duct is connected to the upper part of the freezing air duct structure, the electric air door is installed in the refrigeration air inlet duct, the refrigeration air inlet duct and the refrigeration air outlet duct are connected by the refrigeration air delivery duct, and the refrigeration air delivery duct is arranged on the periphery of the foaming layer, so that the volume occupancy rate of the refrigeration 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, meanwhile, the refrigeration air outlet duct is arranged above the refrigeration chamber, an air curtain can be formed in the refrigeration chamber, the external heat exchange at the door seal of the refrigerator door body is effectively blocked, the food preservation is facilitated, the practicability is strong, and the market application value is high.
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 a refrigerating duct system of a refrigerator according to the present invention.
Fig. 2 is a schematic structural view of the refrigerating air intake duct, the refrigerating air delivery duct and the refrigerating air return duct of the present invention installed on the box body.
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 refrigeration air inlet duct, the refrigeration air delivery duct, the refrigeration air outlet duct and the refrigeration air return duct.
In the drawings, the components represented by the respective reference numerals are listed below:
1-box body, 2-refrigeration air inlet channel, 3-refrigeration air conveying channel, 4-refrigeration air outlet channel, 5-refrigeration air return channel, 6-freezing fan, 7-condenser, 101-refrigeration chamber, 102-freezing chamber, 103-foaming layer, 104-freezing air channel structure, 201-electric air door, 301-first air channel, 302-second air channel, 401-air outlet shell, 402-air supply port, 403-air outlet and 404-air guide structure.
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.
The first embodiment is as follows:
referring to fig. 1-5, the present invention relates to a refrigerating duct system of a refrigerator, which comprises a box body 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 on the rear side of the refrigerating chamber 101; a freezing air duct structure 104 is arranged at the rear side of the freezing chamber 102; a conventional refrigerating fan 6 in the field and a conventional condenser 7 in the field are arranged in the refrigerating air channel structure 104; the freezing fan 6 is mounted on the rear side wall of the freezing chamber 102; the refrigerating air duct system comprises a refrigerating air inlet duct 2 connected to the upper part of the freezing air duct structure 104; a conventional electric air door 201 in the field is arranged in the refrigerating air inlet duct 2; the refrigeration air inlet duct 2 is arranged at the rear side of the box body 1; the refrigerating air inlet duct 2 is arranged between the refrigerating chamber 101 and the freezing chamber 102; the refrigeration air inlet duct 2 is arranged below the foaming layer 103; the upper part of the refrigerated air inlet duct 2 is connected with a refrigerated air conveying duct 3; the refrigerated 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 refrigerating chamber 101 is connected with a refrigerating return air duct 5; the lower end of the refrigerated return air duct 5 is connected to the bottom of the freezing air duct structure 104; the refrigerated return air duct 5 is provided on the rear side of the freezing air duct structure 104.
During the use, through connecting cold-stored air inlet duct 2 in the upper portion of freezing wind channel structure 104, and install electronic air door 201 in cold-stored air inlet duct 2, utilize cold-stored air duct 3 to be connected cold-stored air inlet duct 2 with cold-stored air-out wind channel 4 simultaneously, and set up cold-stored air duct 3 in the week side of foaming layer 103, thereby the volume occupancy of cold-stored cavity has been reduced effectively, not only make full use of box redundant space, and promote the complete machine percentage of volume, and the heat preservation effect of foaming layer 103 is more excellent than prior art, simultaneously through setting up cold-stored air duct 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 do benefit to the fresh-keeping of food.
The second embodiment is as follows:
on the basis of the first embodiment, the present embodiment is different in that:
as shown in fig. 2 to 5, the refrigerating air duct 3 includes a first air duct 301 and a second air duct 302; one end of the first air duct 301 is connected to the cold storage air inlet duct 2; the other end of the first air duct 301 is connected with one end of the second air duct 302; the other end of the second air duct 302 is connected to the refrigerating air outlet duct 4; the first air channel 301 is arranged 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 splitting cold storage air delivery duct 3, first air duct 301 is arranged below foaming layer 103 and second air duct 302 is vertically arranged on one side of foaming layer 103, compared with the prior art that cold storage air ducts are fused in the foaming layer to achieve a better technical effect, the redundant space of the refrigerator body is fully utilized, and the volume occupancy rate of the refrigerator can be effectively reduced.
The third concrete embodiment:
on the basis of the second embodiment, the present embodiment is different in that:
as shown in fig. 5, the refrigerating outlet duct 4 includes an outlet housing 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 chamber 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 casing 401 has a plurality of air outlets 403 arranged side by side; a plurality of air outlets 403 are respectively arranged on the front wall and the two opposite side walls of the air outlet casing 401; the bottom wall of the air outlet shell 401 is provided with an air guide structure 404; the air guiding structure 404 is a U-shaped structure; both ends of the air guiding structure 404 are fixed on the front wall of the air outlet casing 401, and the air outlet 403 located on the front wall of the air outlet casing 401 is disposed on the opposite outer side of the air guiding structure 404. An air outlet cavity is formed between the bottom wall of the air outlet casing 401 and the top wall of the refrigeration chamber 101, an air supply port 402 connected with the other end of the second air duct 302 is arranged on the rear wall of the air outlet casing 401, and air quantity provided by the air supply port 402 is respectively guided to each air outlet 403 by the air guide structure 404, so that uniformity of internal temperature distribution of the refrigeration chamber 101 is facilitated.
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. A refrigerating 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 on the rear side of the refrigerating chamber (101); a freezing air channel structure (104) is arranged at the rear side of the freezing chamber (102); the method is characterized in that:
the refrigeration air channel system comprises a refrigeration air inlet channel (2) connected to the upper part of the freezing air channel structure (104); an electric air door (201) is arranged in the cold storage air inlet duct (2); the upper part of the refrigeration air inlet duct (2) is connected with a refrigeration air delivery duct (3); the refrigerated 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 refrigerating chamber (101) is connected with a refrigerating return air duct (5); the lower end of the refrigeration return air duct (5) is connected to the bottom of the freezing air duct structure (104).
2. The refrigerating duct system of a refrigerator according to claim 1, wherein the freezing duct structure (104) houses a freezing fan (6) and a condenser (7).
3. The refrigerating duct system of the refrigerator according to claim 1 or 2, wherein the refrigerating intake duct (2) is disposed at the rear side of the cabinet (1); the refrigerating air inlet duct (2) is arranged between the refrigerating chamber (101) and the freezing chamber (102); the refrigeration air inlet duct (2) is arranged below the foaming layer (103).
4. A refrigerating duct system of a refrigerator according to claim 3, wherein said refrigerating duct (3) comprises a first duct (301) and a second duct (302); one end of the first air duct (301) is connected to the cold storage air inlet duct (2); the other end of the first air duct (301) is connected with one end of a second air duct (302); the other end of the second air duct (302) is connected to the refrigerating air outlet duct (4).
5. The refrigerating duct system of a refrigerator according to claim 4, wherein the first duct (301) is disposed below the foaming layer (103); the second air duct (302) is vertically arranged on one side of the foaming layer (103).
6. Refrigeration duct system of a refrigerator according to claim 4 or 5, characterized in that the refrigeration duct (4) comprises a duct housing (401) horizontally fixed to the top wall of the refrigeration 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 opening (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) arranged side by side.
7. The refrigerating duct system of refrigerator according to claim 6, wherein the plurality of air outlets (403) are respectively disposed on a front wall and two opposite side walls of the air outlet housing (401).
8. The refrigerating duct system of a refrigerator according to claim 7, wherein the bottom wall of the outlet casing (401) is provided with an air guiding structure (404).
9. The refrigerating duct system of a refrigerator according to claim 8, wherein the air guiding structure (404) is of a U-shaped structure; the both ends of air guide structure (404) all are fixed in on the antetheca of air-out casing (401), and are located air exit (403) on air-out casing (401) antetheca set up in the relative outside of air guide structure (404).
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 true CN114963652A (en) | 2022-08-30 |
| CN114963652B CN114963652B (en) | 2024-06-11 |
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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) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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| Publication number | Publication date |
|---|---|
| CN114963652B (en) | 2024-06-11 |
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