CN104457103A - Air channel structure and refrigerator - Google Patents
Air channel structure and refrigerator Download PDFInfo
- Publication number
- CN104457103A CN104457103A CN201410814999.3A CN201410814999A CN104457103A CN 104457103 A CN104457103 A CN 104457103A CN 201410814999 A CN201410814999 A CN 201410814999A CN 104457103 A CN104457103 A CN 104457103A
- Authority
- CN
- China
- Prior art keywords
- flow
- air
- refrigerator
- air channel
- vertical
- 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.)
- Granted
Links
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
- 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
- F25D2317/063—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 with air guides
Abstract
The invention provides an air channel structure and a refrigerator. The air channel structure comprises an airflow accelerating guide structure arranged in a vertical channel of the refrigerator, and one end of the airflow accelerating guide structure is connected with the inner side wall of the vertical air channel, and the airflow accelerating guide structure is used for improving the flowing speed of airflow flowing to the top of the refrigerator from the vertical air channel. Through the air channel structure and the refrigerator, the airflow accelerating guide structure (gradual shrinkage and gradual expansion structure) is arranged in the vertical channel of the refrigerator, static pressure of the airflow is transformed into dynamic pressure in the vertical air channel, therefore, the speed and flow of the airflow flowing to the top of the refrigerator from the vertical air channel are increased, the air supply distance of the airflow is increased, then the airflow in the vertical air channel can reach the top of the refrigerator and a door seal of the refrigerator, and therefore condensation or frosting is prevented from occurring to the door seal area, and then the work efficiency of the refrigerator is improved.
Description
Technical field
The present invention relates to refrigerator technical field, more specifically, relate to a kind of air channel structure and a kind of refrigerator.
Background technology
At present, because the air-flow carrying cold to be sent to the region of needs by the vertical air channel of refrigerator, refrigerator is made to carry out normal refrigeration work.As depicted in figs. 1 and 2, vertical air channel 10 in refrigerator 1 in correlation technique is provided with smooth flow-guiding structure 11, but one end static pressure sending air-flow in vertical air channel 10 reduces gradually, and the speed of the air-flow sent also reduces gradually, now air-flow is difficult to arrive top area, even if arrive top area simultaneously, the air velocity at top is also very little, therefore in order to solve the problem, propose two kinds of solutions, one blower fan being to provide larger rotating speed, two is blower fans that a kind of pressure head of exploitation is larger, but, the blower fan that rotating speed is large can produce larger noise, and the larger blower fan of exploitation pressure head needs construction cycle of more growing and more development cost.
Therefore, how to increase speed when air-flow sends vertical air channel, make mass air flow can reach the door seal of refrigerator and the top of refrigerator, become problem demanding prompt solution.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art.
For this reason, the object of the invention is to, a kind of air channel structure and a kind of refrigerator are provided, flow-guiding structure (after convergent flaring structure) is accelerated by arranging a kind of air-flow in the vertical air channel of refrigerator, achieve the conversion of air-flow in vertical air channel from static pressure to dynamic pressure, thus increase the speed and the flow that are flowed to the air-flow at the top of refrigerator by vertical air channel, improve the air supplying distance of air-flow, and then make the air-flow in vertical air channel can arrive the top of refrigerator and the door seal place of refrigerator, thus prevent the frosting of door seal region or condensation, further increasing the operating efficiency of refrigerator.
For achieving the above object, the invention provides a kind of air channel structure, comprise: air-flow accelerates flow-guiding structure, be arranged in the vertical air channel of refrigerator, and one end that described air-flow accelerates flow-guiding structure is connected with the madial wall in described vertical air channel, for accelerating the flow velocity flowing to the air-flow at the top of described refrigerator from described vertical air channel.
Air channel structure provided by the invention, flow-guiding structure (after convergent flaring structure) is accelerated by arranging a kind of air-flow in the vertical air channel of refrigerator, comprise: enlarging and reducing, when the air-flow in vertical air channel by lower through reducing, the static pressure of air-flow raises, thus the speed of air-flow reduces, when air-flow is from reducing to enlarging, the static pressure of air-flow declines, namely dynamic pressure raises, thus the speed of air-flow increases, therefore, air-flow accelerates flow-guiding structure and achieves the conversion of air-flow from static pressure to dynamic pressure, thus increase the speed of air-flow, make mass air flow can arrive the top of refrigerator and the door seal place of refrigerator, thus prevent the frosting of door seal region or condensation, further increasing the operating efficiency of refrigerator, in addition, technical scheme of the present invention instead of the scheme of the rotation speed of fan changing refrigerator, not only reduce the noise caused because rotation speed of fan is large, the development cost of the refrigerator also saved.
In addition, the air channel structure provided according to the above embodiment of the present invention also has following additional technical feature:
According to one embodiment of present invention, described air-flow accelerates flow-guiding structure is shaped form flow-guiding structure.
It is curvilinear rows flow-guiding structure that air-flow accelerates flow-guiding structure, namely this air-flow accelerates flow-guiding structure and adopts circular arc smooth curve, make air-flow accelerate flow-guiding structure through air-flow, the flowing of air-flow can be very smooth, thus can ensure the speed that air-flow flows out in vertical air channel.
According to one embodiment of present invention, described shaped form flow-guiding structure is to the center curvature in described vertical air channel.
Shaped form flow-guiding structure is to the center curvature in vertical air channel, for formation reducing and enlarging, when air-flow is through reducing, the static pressure of air-flow raises, thus the speed of air-flow reduces, when air-flow is from reducing to enlarging, the static pressure of air-flow declines, namely dynamic pressure raises, thus the speed of air-flow increases, therefore, air-flow acceleration flow-guiding structure achieves the conversion of air-flow from static pressure to dynamic pressure to the center curvature in vertical air channel, thus increase the speed of air-flow, make air-flow can arrive the top of refrigerator and the door seal place of refrigerator, further increasing the operating efficiency of refrigerator.
According to one embodiment of present invention, described air-flow acceleration flow-guiding structure comprises multiple.
It can be multiple that air-flow accelerates flow-guiding structure, its concrete quantity can be determined according to the real-time condition of refrigerator, when can ensure the speed of air-flow in vertical air channel, the cost of refrigerator can also be saved, thus make the effect that the refrigeration work of refrigerator reaches best.
According to one embodiment of present invention, also comprise: horizontal duct, be arranged on the top of refrigerator, fit with the madial wall at described top, and connect with the vertical air channel of described refrigerator.
Top at refrigerator is provided with horizontal duct, the madial wall at the top of this horizontal duct and refrigerator fits, thus ensure that air-flow fully can contact with door seal, door seal local is avoided to occur condensation or frosting, in addition, when ensureing that the velocity ratio of air-flow is larger, air-flow can take away rapidly the moisture near door seal, avoid the moisture migration that inside and outside door seal, humidity concentration difference causes, thus prevent moisture from depositing near door seal, and then prevent near door seal, occurring condensation or frosting, extend the service life of refrigerator.
According to one embodiment of present invention, the two ends of described horizontal duct are provided with horizontal air outlet.
Because the both sides in door seal all occur condensation or frosting, so be all provided with horizontal air outlet at the two ends of horizontal duct, make the air-flow flowed out from horizontal air outlet can through the both sides of refrigerator door seal, thus the moisture of the both sides of door seal can be taken away by air-flow, and then door seal local is avoided to occur condensation or frosting.
According to one embodiment of present invention, described vertical air channel is arranged on the backboard of described refrigerator, and the sidewall in described vertical air channel arranges multiple vertical air outlet.
The diverse location of the sidewall in vertical air channel arranges multiple vertical air outlet, can be flowed out by multiple vertical air outlet for air-flow, because the flow direction of air-flow in vertical air channel is from the bottom to top, so vertically air outlet is arranged on the position of the differing heights in vertical air channel, wherein, the quantity of vertical air outlet can be determined the real-time requirement of refrigerator according to user.
According to one embodiment of present invention, also comprise: return air inlet, for receiving the air-out of described horizontal air outlet and described multiple vertical air outlet, to form airflow circulating.
Receive by return air inlet the malleation air-flow that horizontal air outlet and vertical air outlet send, thus reach the object of refrigerator inside malleation airflow circulating, thus ensure that refrigerator can continuous operation.
According to one embodiment of present invention, described return air inlet is arranged on the backboard of described refrigerator.
According to the invention allows for a kind of refrigerator comprised according to any one of technique scheme.
In the present invention, flow-guiding structure (after convergent flaring structure) is accelerated by arranging a kind of air-flow in the vertical air channel of refrigerator, achieve the conversion of air-flow in vertical air channel from static pressure to dynamic pressure, thus increase the speed and the flow that are flowed to the air-flow at the top of refrigerator by vertical air channel, improve the air supplying distance of air-flow, and then make the air-flow in vertical air channel can arrive the top of refrigerator and the door seal place of refrigerator, thus prevent the frosting of door seal region or condensation, further increasing the operating efficiency of refrigerator.
Additional aspect of the present invention and advantage provide in description part below, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 shows the sectional view of the refrigerator in correlation technique;
The A-A that Fig. 2 shows the refrigerator shown in Fig. 1 to sectional view;
Wherein, the corresponding relation in Fig. 1 and Fig. 2 between Reference numeral and component names is:
1 refrigerator, 10 vertical air channels, 11 smooth flow-guiding structures.
Fig. 3 shows the sectional view of refrigerator according to an embodiment of the invention;
The B-B that Fig. 4 shows the refrigerator shown in Fig. 3 to sectional view.
Wherein, the corresponding relation in Fig. 3 and Fig. 4 between Reference numeral and component names is:
2 refrigerators, 20 air-flows accelerate flow-guiding structure, 21 vertical air channels, 22 horizontal ducts, 23 backboards, 24 return air inlets.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from mode described here to implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
The air channel structure provided according to some embodiments of the invention is described referring to Fig. 3 and Fig. 4.
As shown in Figure 3 and Figure 4, the invention provides a kind of air channel structure, comprise: air-flow accelerates flow-guiding structure 20, be arranged in the vertical air channel 21 of refrigerator 2, and one end that described air-flow accelerates flow-guiding structure 20 is connected with the madial wall in described vertical air channel 21, for accelerating the flow velocity flowing to the air-flow at the top of described refrigerator 2 from described vertical air channel 21.
Air channel structure provided by the invention, flow-guiding structure 20 (after convergent flaring structure) is accelerated by arranging a kind of air-flow in the vertical air channel 21 of refrigerator 2, comprise enlarging and reducing, when the air-flow in vertical air channel 21 by lower through reducing, the static pressure of air-flow raises, thus the speed of air-flow reduces, when air-flow is from reducing to enlarging, the static pressure of air-flow declines, namely dynamic pressure raises, thus the speed of air-flow increases, therefore, air-flow accelerates flow-guiding structure 20 and achieves the conversion of air-flow from static pressure to dynamic pressure, thus increase the speed of air-flow, make mass air flow can arrive the top of refrigerator 2 and the door seal place of refrigerator 2, , thus prevent the frosting of door seal region or condensation, further increasing the operating efficiency of refrigerator 2, in addition, technical scheme of the present invention instead of the scheme of the rotation speed of fan changing refrigerator 2, not only reduce the noise caused because rotation speed of fan is large, the development cost of the refrigerator 2 also saved.
In addition, the air channel structure provided according to the above embodiment of the present invention also has following additional technical feature:
As shown in Figure 3, according to one embodiment of present invention, described air-flow accelerates flow-guiding structure 20 is shaped form flow-guiding structure.
It is curvilinear rows flow-guiding structure that air-flow accelerates flow-guiding structure 20, namely this air-flow accelerates flow-guiding structure 20 and adopts circular arc smooth curve, make air-flow when accelerating flow-guiding structure 20 through air-flow, the flowing of air-flow can be very smooth, thus can ensure the speed that air-flow flows out in vertical air channel 21.
As shown in Figure 3, according to one embodiment of present invention, described shaped form flow-guiding structure is to the center curvature in described vertical air channel 21.
Shaped form flow-guiding structure is to the center curvature in vertical air channel 21, for formation reducing and enlarging, when air-flow is through reducing, the static pressure of air-flow raises, thus the speed of air-flow reduces, when air-flow is from reducing to enlarging, the static pressure of air-flow declines, namely dynamic pressure raises, thus the speed of air-flow increases, therefore, air-flow acceleration flow-guiding structure 20 achieves the conversion of air-flow from static pressure to dynamic pressure to the center curvature in vertical air channel 21, thus increase the speed of air-flow, make air-flow can arrive the top of refrigerator 2 and the door seal place of refrigerator 2, further increasing the operating efficiency of refrigerator 2,
According to one embodiment of present invention, described air-flow acceleration flow-guiding structure 20 comprises multiple.
It can be multiple that air-flow accelerates flow-guiding structure 20, its concrete quantity can be determined according to the real-time condition of refrigerator 2, when can ensure the speed of air-flow in vertical air channel 21, the cost of refrigerator 2 can also be saved, thus make the effect that the refrigeration work of refrigerator 2 reaches best.
As shown in Figure 4, according to one embodiment of present invention, also comprise: horizontal duct 22, be arranged on the top of refrigerator 2, fit with the madial wall at described top, and connect with the vertical air channel 21 of described refrigerator 2.
By being provided with horizontal duct 22 at the top of refrigerator 2, this horizontal duct 22 fits with the madial wall at the top of refrigerator 2, thus ensure that air-flow fully can contact with door seal, door seal local is avoided to occur condensation or frosting, in addition, when ensureing that the velocity ratio of air-flow is larger, air-flow can take away rapidly the moisture near door seal, avoid the moisture migration that inside and outside door seal, humidity concentration difference causes, thus prevent moisture from depositing near door seal, and then prevent near door seal, occurring condensation or frosting, extend the service life of refrigerator 2.
According to one embodiment of present invention, the two ends of described horizontal duct 22 are provided with horizontal air outlet.
Because the both sides in door seal all occur condensation or frosting, so be all provided with horizontal air outlet at the two ends of horizontal duct 22, make the air-flow flowed out from horizontal air outlet can through the both sides of refrigerator 2 door seal, thus the moisture of the both sides of door seal can be taken away by air-flow, and then door seal local is avoided to occur condensation or frosting.
As shown in Figure 4, according to one embodiment of present invention, described vertical air channel 21 is arranged on the backboard 23 of described refrigerator 2, and the sidewall in described vertical air channel 21 arranges multiple vertical air outlet.
The diverse location of the sidewall in vertical air channel 21 arranges multiple vertical air outlet, can be flowed out by multiple vertical air outlet for air-flow, because the flow direction of air-flow in vertical air channel 21 is from the bottom to top, so vertically air outlet is arranged on the position of the differing heights in vertical air channel 21, wherein, the quantity of vertical air outlet can be determined the real-time requirement of refrigerator 2 according to user.
As shown in Figure 3 and Figure 4, according to one embodiment of present invention, also comprise: return air inlet 24, for receiving the air-out of described horizontal air outlet and described multiple vertical air outlet, to form airflow circulating.
Receive by return air inlet 24 the malleation air-flow that horizontal air outlet and vertical air outlet send, thus reach the object of refrigerator 2 internal positive pressure airflow circulating, thus ensure that refrigerator 2 can continuous operation.
As shown in Figure 4, according to one embodiment of present invention, described return air inlet 24 is arranged on the backboard 23 of described refrigerator 2.
According to the invention allows for a kind of refrigerator 2 comprised according to any one of technique scheme.
In sum, in the present invention, flow-guiding structure (after convergent flaring structure) is accelerated by arranging a kind of air-flow in the vertical air channel of refrigerator, achieve the conversion of air-flow in vertical air channel from static pressure to dynamic pressure, thus increase the speed and the flow that are flowed to the air-flow at the top of refrigerator by vertical air channel, improve the air supplying distance of air-flow, and then make the air-flow in vertical air channel can arrive the top of refrigerator and the door seal place of refrigerator, thus prevent the frosting of door seal region or condensation, further increasing the operating efficiency of refrigerator.
In the description of this description, the term such as term " installation ", " being connected ", " connection " all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; " being connected " can be directly be connected, and also indirectly can be connected by intermediary.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an air channel structure, is characterized in that, comprising:
Air-flow accelerates flow-guiding structure, is arranged in the vertical air channel of refrigerator, and one end that described air-flow accelerates flow-guiding structure is connected with the madial wall in described vertical air channel, for accelerating the flow velocity flowing to the air-flow at the top of described refrigerator from described vertical air channel.
2. air channel structure according to claim 1, is characterized in that,
It is shaped form flow-guiding structure that described air-flow accelerates flow-guiding structure.
3. air channel structure according to claim 2, is characterized in that,
Described shaped form flow-guiding structure is to the center curvature in described vertical air channel.
4. air channel structure according to claim 1, is characterized in that,
Described air-flow accelerates flow-guiding structure and comprises multiple.
5. air channel structure according to any one of claim 1 to 4, is characterized in that, also comprises:
Horizontal duct, is arranged on the top of refrigerator, fits with the madial wall at described top, and connects with the vertical air channel of described refrigerator.
6. air channel structure according to claim 5, is characterized in that,
The two ends of described horizontal duct are provided with horizontal air outlet.
7. air channel structure according to claim 6, is characterized in that,
Described vertical air channel is arranged on the backboard of described refrigerator, and the sidewall in described vertical air channel arranges multiple vertical air outlet.
8. air channel structure according to claim 7, is characterized in that, also comprises:
Return air inlet, for receiving the air-out of described horizontal air outlet and described multiple vertical air outlet, to form airflow circulating.
9. air channel structure according to claim 8, is characterized in that,
Described return air inlet is arranged on the backboard of described refrigerator.
10. a refrigerator, is characterized in that, comprising: air channel structure as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410814999.3A CN104457103B (en) | 2014-12-23 | 2014-12-23 | Air channel structure and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410814999.3A CN104457103B (en) | 2014-12-23 | 2014-12-23 | Air channel structure and refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104457103A true CN104457103A (en) | 2015-03-25 |
| CN104457103B CN104457103B (en) | 2017-08-15 |
Family
ID=52903558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410814999.3A Active CN104457103B (en) | 2014-12-23 | 2014-12-23 | Air channel structure and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104457103B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839602A (en) * | 2017-01-18 | 2017-06-13 | 合肥美的电冰箱有限公司 | Air return system and refrigerator |
| CN107345732A (en) * | 2016-05-06 | 2017-11-14 | 博西华电器（江苏）有限公司 | Refrigerator |
| CN109716046A (en) * | 2016-12-15 | 2019-05-03 | 三星电子株式会社 | Refrigerator |
| CN109708388A (en) * | 2018-11-19 | 2019-05-03 | 青岛海尔股份有限公司 | Compressor assembly and refrigerator with it |
| CN109708385A (en) * | 2018-11-19 | 2019-05-03 | 青岛海尔股份有限公司 | Air duct and its refrigerator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS563868A (en) * | 1979-06-26 | 1981-01-16 | Taisei Kousan Kk | Device for automatically regulating air pressure in heavy refrigerator or like |
| CN1670456A (en) * | 2005-04-05 | 2005-09-21 | 上海工程技术大学 | Controllable guided air supply system for drying houses |
| CN204404659U (en) * | 2014-12-23 | 2015-06-17 | 合肥美的电冰箱有限公司 | Air channel structure and refrigerator |
-
2014
- 2014-12-23 CN CN201410814999.3A patent/CN104457103B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS563868A (en) * | 1979-06-26 | 1981-01-16 | Taisei Kousan Kk | Device for automatically regulating air pressure in heavy refrigerator or like |
| CN1670456A (en) * | 2005-04-05 | 2005-09-21 | 上海工程技术大学 | Controllable guided air supply system for drying houses |
| CN204404659U (en) * | 2014-12-23 | 2015-06-17 | 合肥美的电冰箱有限公司 | Air channel structure and refrigerator |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107345732A (en) * | 2016-05-06 | 2017-11-14 | 博西华电器（江苏）有限公司 | Refrigerator |
| CN107345732B (en) * | 2016-05-06 | 2021-10-08 | 博西华电器（江苏）有限公司 | Refrigerator with a door |
| CN109716046A (en) * | 2016-12-15 | 2019-05-03 | 三星电子株式会社 | Refrigerator |
| CN106839602A (en) * | 2017-01-18 | 2017-06-13 | 合肥美的电冰箱有限公司 | Air return system and refrigerator |
| CN106839602B (en) * | 2017-01-18 | 2020-06-12 | 合肥美的电冰箱有限公司 | Air return system and refrigerator |
| CN109708388A (en) * | 2018-11-19 | 2019-05-03 | 青岛海尔股份有限公司 | Compressor assembly and refrigerator with it |
| CN109708385A (en) * | 2018-11-19 | 2019-05-03 | 青岛海尔股份有限公司 | Air duct and its refrigerator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104457103B (en) | 2017-08-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103673465B (en) | For supply air system and the wind cooling refrigerator of large volume wind cooling refrigerator | |
| CN104457103A (en) | Air channel structure and refrigerator | |
| CN103629747B (en) | Air-conditioning | |
| CN204404659U (en) | Air channel structure and refrigerator | |
| WO2018233479A1 (en) | Refrigerator ventilating system and air-cooled refrigerator | |
| CN104329848B (en) | Semiconductor freezer | |
| CN105042698A (en) | Indoor unit of air conditioner | |
| CN105674360A (en) | Range hood | |
| CN106839572A (en) | Air channel structure and refrigerator | |
| WO2015000207A1 (en) | Ceiling type ventilation fan | |
| CN203770237U (en) | Air blower | |
| CN203797797U (en) | Air duct type air conditioner indoor unit | |
| CN105180564B (en) | A kind of built-in refrigerator top heat dissipation system | |
| KR101918225B1 (en) | Indoor unit | |
| CN204693930U (en) | A kind of condensation ducting assembly for refrigerator and refrigerator thereof | |
| CN104964341A (en) | Air conditioner indoor unit and air conditioner | |
| KR102136879B1 (en) | turbo fan and ceiling type air conditioner using thereof | |
| KR20080019357A (en) | Air conditioner | |
| CN208382343U (en) | Air conditioner indoor unit and air conditioner | |
| CN203009399U (en) | Novel interstage air supplement device of multistage compression centrifugal refrigerating compressor | |
| CN104515281A (en) | Double-suction type ventilation device and air conditioner | |
| CN203907805U (en) | Moving air conditioner | |
| CN107314604B (en) | Air circulation system of air-cooled refrigerator and air-cooled refrigerator | |
| CN208967999U (en) | Air channel structure and air-conditioning | |
| CN203474453U (en) | Mute suction type cooling system of oxygen generator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |