CN114608256A - Freezing fan cover assembly for improving volume rate of refrigerator - Google Patents
Freezing fan cover assembly for improving volume rate of refrigerator Download PDFInfo
- Publication number
- CN114608256A CN114608256A CN202210232424.5A CN202210232424A CN114608256A CN 114608256 A CN114608256 A CN 114608256A CN 202210232424 A CN202210232424 A CN 202210232424A CN 114608256 A CN114608256 A CN 114608256A
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- China
- Prior art keywords
- freezing
- air
- air duct
- fan
- cover
- 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
Links
- 238000007710 freezing Methods 0.000 title claims abstract description 121
- 230000008014 freezing Effects 0.000 title claims abstract description 117
- 238000009434 installation Methods 0.000 claims abstract description 4
- 238000005192 partition Methods 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000011888 foil Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 2
- 229920000297 Rayon Polymers 0.000 description 4
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- 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
-
- 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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/067—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by air ducts
-
- 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
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/06—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation
- F25D2317/068—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass with forced air circulation characterised by the fans
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 freezing air cover assembly for improving the volume ratio of a refrigerator, and relates to the technical field of refrigerators. The invention comprises a freezing fan cover, a freezing air duct, an air duct fan and an air duct cover plate; the freezing air duct is provided with an air path cavity body with a flat structure; an installation groove is formed in the air path cavity body; an air duct fan with a flat structure matched with the mounting groove is fixedly arranged on the inner side of the freezing fan cover; a freezing air duct is fixedly arranged between the freezing fan cover and the air duct cover plate, and an air duct with a flat structure is formed inside the freezing air duct. The invention changes the traditional air supply form of the freezing air duct by adopting the design of the freezing air duct and the air duct fan with the flat structure, and has the advantages of reducing the volume occupied by the air duct and improving the volume ratio of the refrigerator.
Description
Technical Field
The invention belongs to the technical field of refrigerators, and particularly relates to a freezing fan cover assembly for improving the volume rate of a refrigerator.
Background
Along with the improvement of living standard of people, a refrigerator is almost indispensable in life as a member for improving happiness feeling white household appliances, and the volume rate of the refrigerator is a major index which is not neglected when the refrigerator is purchased under the condition that the current one-line city and two-line city which are precious in the earth and the limited area of family residences are limited. At present, the existing refrigerator has the problems of large occupied volume and small volume ratio.
Disclosure of Invention
The invention aims to provide a freezing fan cover component for improving the volume fraction of a refrigerator, which changes the traditional air supply form of a freezing air channel, reduces the volume occupied by the air channel, improves the volume fraction of the refrigerator and solves the problems of large occupied volume and small volume fraction of the existing refrigerator by adopting the design of the freezing air channel and the air channel fan with a flat structure.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a freezing fan cover component for improving the volume fraction of a refrigerator, which comprises a freezing fan cover, a freezing air channel, an air channel fan and an air channel cover plate, wherein the freezing fan cover is arranged on the freezing air channel; the freezing air duct is provided with an air path cavity body with a flat structure; an installation groove is formed in the air path cavity; an air duct fan with a flat structure matched with the mounting groove is fixedly mounted on the inner side of the freezing fan cover; and a freezing air duct is fixedly arranged between the freezing fan cover and the air duct cover plate, and an air duct with a flat structure is formed inside the freezing air cover.
The refrigerator comprises a refrigerator body and a door body; the refrigerator body comprises a refrigerating chamber and a freezing chamber which are composed of a refrigerating inner container, a freezing inner container, a side wall, a back and the like, wherein a refrigerating fan cover component, a shelf and other accessories are arranged in the refrigerating chamber; the surface of the freezing fan cover is provided with a plurality of layers of air outlets, the air outlet at the lowest layer is not positioned at the bottom of the freezing fan cover but positioned in the middle area of the freezing fan cover, the air outlet of the air outlet faces downwards, and the air quantity is delivered to the drawer at the lowest layer at the bottom of the box body; the lower part of the freezing fan cover component is not provided with an air path, so that the volume of the freezing fan cover component can be saved, and the volume of the compartment is increased.
As a preferred technical scheme of the invention, the air duct fan adopts a fan motor with a flat structure, and the thickness of the fan motor with the flat structure is not more than 24 mm; the fan is smaller than a conventional fan motor, namely the thickness of the corresponding freezing air duct and the freezing air cover component is correspondingly reduced.
As a preferred technical scheme of the invention, a plurality of mounting columns are fixed on the inner side of the freezing fan cover; all the mounting columns are fixedly connected with the air duct fan; a temperature sensor is fixedly arranged on the freezing air duct; a limiting convex column is arranged on the inner side of the freezing air cover, and a limiting hole matched with the limiting convex column is formed in the freezing air duct; the limiting convex column is matched with the limiting hole.
As a preferred technical scheme of the invention, the outer side of the freezing fan cover is respectively and symmetrically provided with a clamping groove, a mounting hole and a clamping piece; the freezing fan cover is fixedly arranged on the freezing inner container through the clamping groove, the mounting hole and the clamping piece.
As a preferred technical scheme of the invention, air return openings are formed in two sides of the bottom of the freezing fan housing, and a yielding groove for placing a partition plate of a freezing chamber is formed in the middle of the bottom of the freezing fan housing.
As a preferred technical scheme of the invention, the air duct cover plate is provided with an air inlet notch and an air outlet notch for supplying air upwards; when the air channel fan is started, the cold energy of the evaporator is sucked in through the air inlet notch, and the air is respectively supplied to the first layer air outlet, the second layer air outlet, the third layer air outlet and the air outlet through the air channel; and the air duct cover plate is provided with a diversion trench for collecting and diverting the water flowing on the surface of the air duct.
As a preferred technical scheme of the invention, an isolation layer is adhered to the lower part of the freezing fan cover, and the isolation layer is a viscose sponge with an aluminum foil adhesive tape; the viscose sponge is directly attached to the outer side of the evaporator of the refrigerator and used for isolating the evaporator from the freezing fan cover and preventing the evaporator from directly contacting the freezing fan cover.
As a preferable technical scheme of the invention, the freezing fan cover is provided with at least two layers of air outlets.
As a preferable technical scheme of the invention, the air opening of the air outlet positioned at the bottommost layer faces downwards.
As a preferred technical scheme of the invention, when the freezing air hood is provided with three layers of air outlets, the three layers of air outlets are respectively a first layer of air outlet, a second layer of air outlet and a third layer of air outlet; and the air outlet of the third layer of air outlet faces downwards.
The invention has the following beneficial effects:
the invention breaks through the traditional air channel form by adopting the design of the freezing air channel and the air channel fan with flat structures, has the advantages of reducing the volume, increasing the volume of the compartment and improving the volume rate of products.
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 an exploded view of a freezing air cover assembly for increasing the volume fraction of a refrigerator according to the present invention;
FIG. 2 is a front view of a freezing air cover assembly for increasing the capacity of a refrigerator according to the present invention;
FIG. 3 is a schematic structural diagram of a freezing air cover assembly for increasing the volume fraction of a refrigerator according to the present invention at a rear view;
FIG. 4 is a schematic view of the structure of the freezing chamber and the partition in the refrigerator; (ii) a
In the drawings, the components represented by the respective reference numerals are listed below:
1-freezing fan housing, 2-freezing air duct, 3-air duct fan, 4-air duct cover plate, 5-freezing inner container, 6-air outlet, 7-freezing chamber partition plate, 101-mounting column, 102-clamping groove, 103-mounting hole, 104-clamping piece, 105-viscose sponge, 106-air return inlet, 107-abdicating groove, 108-limiting convex column, 201-air path type cavity, 202-mounting groove, 203-limiting hole, 401-air inlet notch, 402-air outlet notch, 403-diversion groove, 601-first layer air outlet, 602-second layer air outlet, 603-third layer air outlet.
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.
Referring to fig. 1-4, the present invention relates to a freezing fan cover assembly for increasing the volume fraction of a refrigerator, which includes a freezing fan cover 1, a freezing air duct 2, an air duct fan 3 and an air duct cover plate 4; the freezing air duct 2 is provided with an air duct cavity 201 with a flat structure; an installation groove 202 is formed in the air path type cavity 201; an air duct fan 3 with a flat structure matched with the mounting groove 202 is fixedly arranged on the inner side of the freezing fan cover 1; a freezing air duct 2 is fixedly arranged between the freezing fan cover 1 and the air duct cover plate 4, and an air duct with a flat structure is formed inside the freezing air cover 2.
The refrigerator comprises a refrigerator body and a door body; the refrigerator body comprises a refrigerating chamber and a freezing chamber which are composed of a refrigerating inner container, a freezing inner container 5, a side wall, a back and the like, wherein a refrigerating fan cover component, a shelf and other accessories are arranged in the refrigerating chamber; the surface of the freezing fan cover 1 is provided with a plurality of layers of air outlets, the air outlet at the lowest layer is not positioned at the bottom of the freezing fan cover 1, but positioned in the middle area of the freezing fan cover 1, the air outlet of the air outlet faces downwards, and the air quantity is sent to the drawer at the lowest layer at the bottom of the box body; the lower part of the freezing fan cover component is not provided with an air path, so that the volume of the freezing fan cover component can be saved, and the volume of the compartment is increased.
The air duct fan 3 adopts a fan motor with a flat structure, and the thickness of the fan motor with the flat structure is not more than 24 mm; which is smaller than that of the conventional fan motor, namely, the thickness of the corresponding freezing air duct 2 and the freezing air hood assembly is reduced correspondingly.
Wherein, at least two mounting columns 101 are fixed on the inner side of the freezing fan cover 1; all the mounting columns 101 are fixedly connected with the air duct fan 3; a temperature sensor is fixedly arranged on the freezing air duct 2; the inner side of the freezing fan cover 1 is provided with a limiting convex column 108, and the freezing air duct 2 is provided with a limiting hole 203 matched with the limiting convex column 108; the limiting convex column 108 is matched with the limiting hole 203.
Wherein, the outer side of the freezing fan cover 1 is symmetrically provided with a fastening groove 102, a mounting hole 103 and a fastening piece 104; the freezing fan cover 1 is fixedly arranged on the freezing inner container 5 through the buckle groove 102, the mounting hole 103 and the buckle 104.
Wherein, the two sides of the bottom of the freezing fan housing 1 are provided with air return openings 106, and the middle of the bottom of the freezing fan housing 1 is provided with a yielding groove 107 for placing the freezing chamber partition 7.
Wherein, the air duct cover plate 4 is provided with an air inlet slot 401 and an air outlet slot 402 for supplying air upwards; when the air duct fan 3 is started, the cold energy of the evaporator is sucked in through the air inlet notch 401, and the air is respectively supplied to the first layer air outlet 601, the second layer air outlet 602, the third layer air outlet 603 and the air outlet notch 402 through the air duct; the air duct cover plate 4 is provided with a diversion trench 403 for collecting and diverting the water flowing on the surface of the air duct.
Wherein, the lower part of the freezing wind cover 1 is pasted with an isolating layer which is a viscose sponge 105 with an aluminum foil adhesive tape; the adhesive sponge 105 is directly attached to the outside of the evaporator of the refrigerator to isolate the evaporator from the freezing fan housing 1 and prevent the evaporator from directly contacting the freezing fan housing 1.
Wherein, the freezing fan cover 1 is provided with at least two layers of air outlets 6.
Wherein, the wind gap orientation of the air outlet 6 that is located the bottommost layer is for downwards.
When three layers of air outlets 6 are formed in the freezing fan housing 1, the three layers of air outlets 6 are respectively a first layer of air outlet 601, a second layer of air outlet 602 and a third layer of air outlet 603; the air outlet of the third layer air outlet 603 faces downwards.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a freezing fan housing subassembly for improving refrigerator percentage of capacity which characterized in that: comprises a freezing fan cover (1), a freezing air duct (2), an air duct fan (3) and an air duct cover plate (4);
an air path cavity body (201) with a flat structure is arranged on the freezing air duct (2); an installation groove (202) is formed in the air path type cavity (201);
an air duct fan (3) with a flat structure matched with the mounting groove (202) is fixedly mounted on the inner side of the freezing fan cover (1);
a freezing air duct (2) is fixedly arranged between the freezing air cover (1) and the air duct cover plate (4), and an air duct with a flat structure is formed inside the freezing air cover.
2. A freezing hood assembly for improving the volume fraction of a refrigerator according to claim 1, wherein the air duct fan (3) is a fan motor of a flat structure, and the thickness dimension of the fan motor of the flat structure is not more than 24 mm.
3. A freezing fan housing assembly for increasing the volume ratio of a refrigerator according to claim 1, wherein a plurality of mounting posts (101) are fixed on the inner side of the freezing fan housing (1); all the mounting columns (101) are fixedly connected with the air duct fan (3); a temperature sensor is fixedly arranged on the freezing air duct (2); a limiting convex column (108) is arranged on the inner side of the freezing fan cover (1), and a limiting hole (203) matched with the limiting convex column (108) is formed in the freezing air duct (2); the limiting convex column (108) is matched with the limiting hole (203).
4. The freezing fan cover assembly for improving the volume fraction of the refrigerator according to claim 1, wherein the freezing fan cover (1) is symmetrically provided with a fastening groove (102), a mounting hole (103) and a fastening piece (104) at the outer side; the freezing fan cover (1) is fixedly arranged on the freezing inner container (5) through the clamping groove (102), the mounting hole (103) and the clamping piece (104).
5. The freezing fan housing assembly for improving the volume fraction of the refrigerator according to claim 1, wherein the freezing fan housing (1) is provided with air return openings (106) at two sides of the bottom, and the middle of the bottom of the freezing fan housing (1) is provided with a relief groove (107) for placing the freezing chamber partition (7).
6. The freezing fan cover assembly for improving the volume fraction of the refrigerator according to claim 1, wherein the air duct cover plate (4) is provided with a fan air inlet slot (401) and an air outlet slot (402) for supplying air upwards; and a diversion trench (403) for collecting and diverting the water flow on the surface of the air duct is arranged on the air duct cover plate (4).
7. A freezing fan housing assembly for increasing the volume fraction of a refrigerator according to claim 1, wherein the lower portion of the freezing fan housing (1) is adhered with a separation layer, and the separation layer is an adhesive sponge (105) with aluminum foil tape.
8. The freezing fan housing assembly for improving the volume fraction of the refrigerator according to claim 1, wherein the freezing fan housing (1) is provided with at least two layers of air outlets (6).
9. A freezing hood assembly for increasing the capacity rate of a refrigerator according to claim 8, wherein the outlet of the outlet (6) at the lowest layer is directed downwards.
10. The freezing fan housing assembly for improving the volume fraction of the refrigerator according to claim 9, wherein when three layers of air outlets (6) are formed in the freezing fan housing (1), the three layers of air outlets (6) are respectively a first layer of air outlet (601), a second layer of air outlet (602) and a third layer of air outlet (603); the air outlet of the third layer of air outlet (603) faces downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210232424.5A CN114608256A (en) | 2022-03-08 | 2022-03-08 | Freezing fan cover assembly for improving volume rate of refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210232424.5A CN114608256A (en) | 2022-03-08 | 2022-03-08 | Freezing fan cover assembly for improving volume rate of refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114608256A true CN114608256A (en) | 2022-06-10 |
Family
ID=81862029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210232424.5A Pending CN114608256A (en) | 2022-03-08 | 2022-03-08 | Freezing fan cover assembly for improving volume rate of refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114608256A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089446A (en) * | 2014-07-14 | 2014-10-08 | 合肥美的电冰箱有限公司 | Cooling air switching device for air cooling refrigerator |
| CN107228521A (en) * | 2017-06-26 | 2017-10-03 | 合肥华凌股份有限公司 | A kind of ducting system and refrigerator |
| CN212536149U (en) * | 2020-06-22 | 2021-02-12 | 青岛海尔工业智能研究院有限公司 | Fan and refrigerator wine cabinet |
| CN112378145A (en) * | 2020-12-01 | 2021-02-19 | 长虹美菱股份有限公司 | Air inlet and return integrated freezing air duct assembly and refrigerator |
| CN214095120U (en) * | 2020-12-22 | 2021-08-31 | 长虹美菱股份有限公司 | Air duct structure with air guide module |
| CN214371220U (en) * | 2021-01-20 | 2021-10-08 | 长虹美菱股份有限公司 | Freezing air duct assembly for refrigerator |
| WO2022037460A1 (en) * | 2020-08-18 | 2022-02-24 | 青岛海尔电冰箱有限公司 | Refrigerator capable of returning air from side part of cabinet |
-
2022
- 2022-03-08 CN CN202210232424.5A patent/CN114608256A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089446A (en) * | 2014-07-14 | 2014-10-08 | 合肥美的电冰箱有限公司 | Cooling air switching device for air cooling refrigerator |
| CN107228521A (en) * | 2017-06-26 | 2017-10-03 | 合肥华凌股份有限公司 | A kind of ducting system and refrigerator |
| CN212536149U (en) * | 2020-06-22 | 2021-02-12 | 青岛海尔工业智能研究院有限公司 | Fan and refrigerator wine cabinet |
| WO2022037460A1 (en) * | 2020-08-18 | 2022-02-24 | 青岛海尔电冰箱有限公司 | Refrigerator capable of returning air from side part of cabinet |
| CN112378145A (en) * | 2020-12-01 | 2021-02-19 | 长虹美菱股份有限公司 | Air inlet and return integrated freezing air duct assembly and refrigerator |
| CN214095120U (en) * | 2020-12-22 | 2021-08-31 | 长虹美菱股份有限公司 | Air duct structure with air guide module |
| CN214371220U (en) * | 2021-01-20 | 2021-10-08 | 长虹美菱股份有限公司 | Freezing air duct assembly for refrigerator |
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