CN204027139U - Refrigerator blower fan kuppe and refrigerator - Google Patents
Refrigerator blower fan kuppe and refrigerator Download PDFInfo
- Publication number
- CN204027139U CN204027139U CN201420152565.7U CN201420152565U CN204027139U CN 204027139 U CN204027139 U CN 204027139U CN 201420152565 U CN201420152565 U CN 201420152565U CN 204027139 U CN204027139 U CN 204027139U
- Authority
- CN
- China
- Prior art keywords
- blower fan
- refrigerator
- fan kuppe
- refrigerator blower
- kuppe
- 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.)
- Expired - Fee Related
Links
Landscapes
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model provides a kind of refrigerator blower fan kuppe and refrigerator.Wherein, refrigerator blower fan kuppe is arranged on air duct cover board, and along airflow direction flare.The refrigerator blower fan kuppe that the present embodiment provides is along airflow direction flare, effectively combine air-flow vortex genesis mechanism, energy loss and pneumatic noise have been reduced, specifically, when air-flow passes through refrigerator blower fan kuppe, because refrigerator blower fan kuppe is along airflow direction flare, make refrigerator blower fan kuppe wall place air-flow to form level and smooth divergent contour air current composition, air current composition can be full of rapidly near space refrigerator blower fan kuppe, effectively restrain the expansion of vortex, significantly reduced the scale of vortex, reduced energy loss, lowered pneumatic noise, the refrigerator that the utility model provides comprises above-mentioned refrigerator blower fan kuppe, thereby has the advantages such as operating efficiency is high, noise is low, and then has effectively improved the reliability of product and user's satisfaction.
Description
Technical field
The utility model relates to art of refrigeration units, more specifically, and the refrigerator that relates to a kind of refrigerator blower fan kuppe and contain this refrigerator blower fan kuppe.
Background technology
Blower fan is the kernel component of wind cooling refrigerator, in refrigerator air duct design, as depicted in figs. 1 and 2, the kuppe 20 ' of straight tube structure is set on air duct cover board 10 ' at present.
Current refrigerator blower fan water conservancy diversion is covered with following shortcoming:
Current refrigerator blower fan kuppe adopts straight tube structure, outlet at kuppe, because air-flow mainstream speed is fast, direction is basic parallel with air duct, air is difficult to be full of rapidly the space of air duct side, thereby in this space, form the circle vortex along air duct circumferencial direction, as shown in Figure 2, vortex is ceaselessly taken away energy from main flow of gas, and form backflow, and cause gas energy constantly to lose, the existence of vortex simultaneously has also increased the disturbance of air duct exit air-flow, increase gas turbulence degree, thereby caused aerodynamic noise to increase.
Utility model content
The utility model is intended at least solve one of technical problem existing in prior art.
For this reason, an object of the present utility model is, a kind of refrigerator blower fan kuppe that can effectively suppress vortex scale, reduce energy loss and aerodynamic noise is provided.
Another object of the present utility model is, a kind of refrigerator that contains above-mentioned refrigerator blower fan kuppe is provided.
For achieving the above object, the utility model first aspect embodiment provides a kind of refrigerator blower fan kuppe, and described refrigerator blower fan kuppe is arranged on air duct cover board, and described refrigerator blower fan kuppe is along airflow direction flare.
The refrigerator blower fan kuppe that the utility model first aspect embodiment provides is along airflow direction flare, effectively combine air-flow vortex genesis mechanism, energy loss and pneumatic noise have been reduced, specifically, when air-flow passes through refrigerator blower fan kuppe, because refrigerator blower fan kuppe is along airflow direction flare, make refrigerator blower fan kuppe wall place air-flow to form level and smooth divergent contour air current composition, air current composition can be full of rapidly near space refrigerator blower fan kuppe, effectively restrain the expansion of vortex, significantly reduced the scale of vortex, reduced energy loss, lowered pneumatic noise, and then make the refrigerator can be efficient, low noise work, and the reliability of product and user's satisfaction have effectively been improved.
In addition, the refrigerator blower fan kuppe that the utility model first aspect embodiment provides also has following additional technical feature:
According to an embodiment of the present utility model, the angle of the angle forming between the outside wall surface of described refrigerator blower fan kuppe and described air duct cover board is more than or equal to 30 ° and be less than or equal to 70 °.
According to an embodiment of the present utility model, the angle of the angle forming between the outside wall surface of described refrigerator blower fan kuppe and described air duct cover board is 45 °.
According to an embodiment of the present utility model, the length of described refrigerator blower fan kuppe is more than or equal to 5mm and is less than or equal to 15mm.
According to an embodiment of the present utility model, the length of described refrigerator blower fan kuppe is 10mm.
Through a large amount of verification experimental verifications, the length of refrigerator blower fan kuppe is more than or equal to 5mm and is less than or equal to 15mm, the angle of the angle forming between the outside wall surface of refrigerator blower fan kuppe and air duct cover board is more than or equal to 30 ° and while being less than or equal to 70 °, refrigerator blower fan water conservancy diversion is covered with obvious reduction aerodynamic noise effect, wherein, when the length of refrigerator blower fan kuppe is 10mm, when the angle of the angle forming between the outside wall surface of refrigerator blower fan kuppe and air duct cover board is 45 °, reduce the best results of aerodynamic noise.
According to an embodiment of the present utility model, the outside wall surface of described refrigerator blower fan kuppe is aduncate cambered surface.
The outside wall surface of refrigerator blower fan kuppe is aduncate cambered surface, and the opening of refrigerator blower fan kuppe is more near air duct cover board, thereby makes refrigerator blower fan kuppe wall place air-flow can more promptly be full of near space refrigerator blower fan kuppe.
According to an embodiment of the present utility model, the cross section of described refrigerator blower fan kuppe is rounded.
Circular configuration is simple, easily machine-shaping, and there will not be dead angle, thus make the air-out of refrigerator blower fan kuppe more even.
The embodiment of the utility model second aspect provides a kind refrigerator, comprises; Air duct cover board, is provided with air vent on described air duct cover board; With the refrigerator blower fan kuppe that the arbitrary embodiment of above-mentioned first aspect provides, described refrigerator blower fan kuppe is fixed on described air duct cover board, and is positioned at described disposed at air vent.
The refrigerator that the embodiment of the utility model second aspect provides, there is the refrigerator blower fan kuppe that the arbitrary embodiment of above-mentioned first aspect provides, therefore, this refrigerator has whole beneficial effects of the refrigerator blower fan kuppe that the arbitrary embodiment of above-mentioned first aspect provides, be refrigerator can be efficiently, low noise work, effectively improved the reliability of product and user's satisfaction.
According to an embodiment of the present utility model, described refrigerator blower fan kuppe and described air duct cover board are integral type structure.
The mechanical property of integral structure is good, refrigerator blower fan kuppe and air duct cover board are integral type structure, effectively guaranteed the bonding strength between refrigerator blower fan kuppe and air duct cover board, in order to enhance productivity, to reduce production costs, refrigerator blower fan kuppe and air duct cover board can be made into integration to batch production.
Additional aspect of the present utility model and advantage will provide in description part below, and part will become obviously from the following description, or recognize by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is the refrigerator blower fan kuppe of prior art use and the syndeton schematic diagram of air duct cover board;
Fig. 2 is the right view of the syndeton of the refrigerator blower fan kuppe shown in Fig. 1 and air duct cover board;
Fig. 3 is according to the refrigerator blower fan kuppe described in the utility model one embodiment and the syndeton schematic diagram of air duct cover board;
Fig. 4 is the right view of the syndeton of the refrigerator blower fan kuppe shown in Fig. 3 and air duct cover board.
Wherein, in Fig. 1 and Fig. 2, the corresponding relation between Reference numeral and component names is:
10 ' air duct cover board, 20 ' kuppe, in Fig. 2, the direction of arrow is air current flow direction.
Corresponding relation in Fig. 3 and Fig. 4 between Reference numeral and component names is:
10 air duct cover boards, 20 refrigerator blower fan kuppes, in Fig. 4, the direction of arrow is air current flow direction.
The specific embodiment
In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, in the situation that not conflicting, the application's embodiment and the feature in embodiment can combine mutually.
A lot of details have been set forth in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here and implement, and therefore, protection domain of the present utility model is not subject to the restriction of following public specific embodiment.
With reference to the accompanying drawings 3 and accompanying drawing 4 the refrigerator blower fan kuppe 20 providing according to some embodiment of the utility model is described.
As shown in Figure 3 and Figure 4, the utility model one embodiment provides is arranged on air duct cover board 10 refrigerator blower fan kuppe 20 along airflow direction flare.
The refrigerator blower fan kuppe 20 that the present embodiment provides is along airflow direction flare, effectively combine air-flow vortex genesis mechanism, energy loss and pneumatic noise have been reduced, specifically, when air-flow passes through refrigerator blower fan kuppe 20, because refrigerator blower fan kuppe 20 is along airflow direction flare, make refrigerator blower fan kuppe 20 wall place air-flows to form level and smooth divergent contour air current composition, air current composition can be full of rapidly near space refrigerator blower fan kuppe 20, effectively restrain the expansion of vortex, significantly reduced the scale of vortex, reduced energy loss, lowered pneumatic noise, and then make the refrigerator can be efficient, low noise work, and the reliability of product and user's satisfaction have effectively been improved.
The angle of the angle wherein, forming between the outside wall surface of refrigerator blower fan kuppe 20 and air duct cover board 10 is more than or equal to 30 ° and be less than or equal to 70 °; The length of refrigerator blower fan kuppe 20 is more than or equal to 5mm and is less than or equal to 15mm.
Particularly, as shown in Figure 3 and Figure 4, in the present embodiment, the angle of the angle forming between the outside wall surface of refrigerator blower fan kuppe 20 and air duct cover board 10 is 45 °; The length of refrigerator blower fan kuppe 20 is 10mm.
Through a large amount of verification experimental verifications, the length of refrigerator blower fan kuppe 20 is more than or equal to 5mm and is less than or equal to 15mm, the angle of the angle forming between the outside wall surface of refrigerator blower fan kuppe 20 and air duct cover board 10 is more than or equal to 30 ° and while being less than or equal to 70 °, refrigerator blower fan kuppe 20 has obvious reduction aerodynamic noise effect, wherein, when the length of refrigerator blower fan kuppe 20 is 10mm, when the angle of the angle forming between the outside wall surface of refrigerator blower fan kuppe 20 and air duct cover board 10 is 45 °, reduce the best results of aerodynamic noise, approximately can make aerodynamic noise effectively reduce 1.4dB.
Alternatively, the outside wall surface of refrigerator blower fan kuppe 20 is aduncate cambered surface, be the more close air duct cover board 10 of opening of refrigerator blower fan kuppe 20, thereby make refrigerator blower fan kuppe 20 wall place air-flows can more promptly be full of near the space of refrigerator blower fan kuppe 20.
Certainly, the outside wall surface of refrigerator blower fan kuppe 20 can be also plane, does not repeat them here.
Alternatively, the cross section of refrigerator blower fan kuppe 20 is rounded.Circular configuration is simple, easily machine-shaping, and there will not be dead angle, thus make the air-out of refrigerator blower fan kuppe 20 more even.
The refrigerator that another embodiment of the utility model provides, comprises; The refrigerator blower fan kuppe 20 that air duct cover board 10 and above-mentioned arbitrary embodiment provide.
Wherein, on air duct cover board 10, be provided with air vent, refrigerator blower fan kuppe 20 is fixed on air duct cover board 10, and is positioned at disposed at air vent.
The refrigerator that the present embodiment provides, there is the refrigerator blower fan kuppe 20 that above-mentioned arbitrary embodiment provides, therefore, this refrigerator has whole beneficial effects of the refrigerator blower fan kuppe 20 that above-mentioned arbitrary embodiment provides, be refrigerator can be efficiently, low noise work, thereby effectively improved the reliability of product and user's satisfaction.
Preferably, refrigerator blower fan kuppe 20 is integral type structure with air duct cover board 10.
The mechanical property of integral structure is good, refrigerator blower fan kuppe 20 is integral type structure with air duct cover board 10, effectively guaranteed the bonding strength between refrigerator blower fan kuppe 20 and air duct cover board 10, in order to enhance productivity, to reduce production costs, refrigerator blower fan kuppe 20 and air duct cover board 10 can be made into integration to batch production.
In sum, the refrigerator blower fan kuppe that the utility model provides is along airflow direction flare, effectively combine air-flow vortex genesis mechanism, energy loss and pneumatic noise have been reduced, specifically, when air-flow passes through refrigerator blower fan kuppe, because refrigerator blower fan kuppe is along airflow direction flare, make refrigerator blower fan kuppe wall place air-flow to form level and smooth divergent contour air current composition, air current composition can be full of rapidly near space refrigerator blower fan kuppe, effectively restrain the expansion of vortex, significantly reduced the scale of vortex, reduced energy loss, lowered pneumatic noise, the refrigerator that the utility model provides comprises above-mentioned refrigerator blower fan kuppe, thereby it is high to have operating efficiency, the advantages such as noise is low, and then the reliability of product and user's satisfaction have effectively been improved
In description of the present utility model, the terms such as term " connection ", " fixing " all should be interpreted broadly, and for example, " connection " can be to be fixedly connected with, and can be also to removably connect, or connect integratedly.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the description of this description, the description of term " embodiment " means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a refrigerator blower fan kuppe, described refrigerator blower fan kuppe is arranged on air duct cover board, it is characterized in that, and described refrigerator blower fan kuppe is along airflow direction flare; The outside wall surface of described refrigerator blower fan kuppe is aduncate cambered surface.
2. refrigerator blower fan kuppe according to claim 1, is characterized in that,
The angle of the angle forming between the outside wall surface of described refrigerator blower fan kuppe and described air duct cover board is more than or equal to 30 ° and is less than or equal to 70 °.
3. refrigerator blower fan kuppe according to claim 2, is characterized in that,
The angle of the angle forming between the outside wall surface of described refrigerator blower fan kuppe and described air duct cover board is 45 °.
4. refrigerator blower fan kuppe according to claim 2, is characterized in that,
The length of described refrigerator blower fan kuppe is more than or equal to 5mm and is less than or equal to 15mm.
5. refrigerator blower fan kuppe according to claim 4, is characterized in that,
The length of described refrigerator blower fan kuppe is 10mm.
6. according to the refrigerator blower fan kuppe described in any one in claim 1 to 5, it is characterized in that,
The cross section of described refrigerator blower fan kuppe is rounded.
7. a refrigerator, is characterized in that, comprises;
Air duct cover board, is provided with air vent on described air duct cover board; With
Refrigerator blower fan kuppe as described in any one in claim 1 to 6, described refrigerator blower fan kuppe is fixed on described air duct cover board, and is positioned at described disposed at air vent.
8. refrigerator according to claim 7, is characterized in that,
Described refrigerator blower fan kuppe and described air duct cover board are integral type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420152565.7U CN204027139U (en) | 2014-03-28 | 2014-03-28 | Refrigerator blower fan kuppe and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420152565.7U CN204027139U (en) | 2014-03-28 | 2014-03-28 | Refrigerator blower fan kuppe and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204027139U true CN204027139U (en) | 2014-12-17 |
Family
ID=52066984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420152565.7U Expired - Fee Related CN204027139U (en) | 2014-03-28 | 2014-03-28 | Refrigerator blower fan kuppe and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204027139U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994626A (en) * | 2014-05-27 | 2014-08-20 | 合肥华凌股份有限公司 | Air flue cover plate assembly |
-
2014
- 2014-03-28 CN CN201420152565.7U patent/CN204027139U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994626A (en) * | 2014-05-27 | 2014-08-20 | 合肥华凌股份有限公司 | Air flue cover plate assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203349449U (en) | Air conditioning with volute tongue component | |
| CN203642431U (en) | Cabinet volute and cabinet air conditioner | |
| CN204438446U (en) | Double suction air-duct apparatus and air-conditioner | |
| CN203837096U (en) | Air conditioner indoor unit | |
| CN204027139U (en) | Refrigerator blower fan kuppe and refrigerator | |
| EP2597384A3 (en) | Outdoor unit for air conditioner | |
| CN204084517U (en) | A kind of three-dimensional smoking-collecting type lampblack absorber | |
| CN204015449U (en) | The hair drier with humidification function | |
| CN204153879U (en) | A kind of VMC purifier with convex surface filter screen | |
| CN204227642U (en) | Through-flow ducting assembly and vertical air-conditioner indoor unit | |
| CN203691208U (en) | Frequency converter control case | |
| CN203375654U (en) | Water pan and embedded air conditioner with same | |
| CN103574723A (en) | Cooking bench air curtain | |
| CN203730415U (en) | Blower tapered diffuser silencer | |
| CN202867340U (en) | Air duct group structure of extractor hood | |
| CN208901879U (en) | A kind of air channel structure of novel car type furnace | |
| CN207113030U (en) | Indoor set and air-conditioning system | |
| CN205937215U (en) | Fan and cross-flow fan blade thereof | |
| CN205174570U (en) | air conditioner | |
| CN102644952A (en) | Heat dissipation structure of electromagnetic oven | |
| CN205714884U (en) | A kind of household ventilation fan | |
| CN106152266B (en) | Built-in air conditioner | |
| CN204327587U (en) | The biplane inlet box of axial-flow blower | |
| CN204460611U (en) | A kind of division box and there is the air cooler of this division box | |
| CN204313456U (en) | One enters the quiet gas skirt of the adjustable frequency conversion of air draft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20190328 |