CN205137818U - Fan system and air outlet grille thereof - Google Patents
Fan system and air outlet grille thereof Download PDFInfo
- Publication number
- CN205137818U CN205137818U CN201520901424.5U CN201520901424U CN205137818U CN 205137818 U CN205137818 U CN 205137818U CN 201520901424 U CN201520901424 U CN 201520901424U CN 205137818 U CN205137818 U CN 205137818U
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- China
- Prior art keywords
- air outlet
- outlet grate
- spider
- fan system
- blower fan
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Abstract
The utility model discloses a fan system and air outlet grille thereof, air outlet grille include spider (1), outer fringe (2) and by spider (1) to radiation rib (3) that extend outer fringe (2), radiation rib (3) orientation air outlet grille's inboard has slope lateral wall (32), the slope lateral wall (32) with contained angle a has between the central line of spider (1), contained angle a by spider (1) is arrived the direction of outer fringe (2) reduces. The utility model provides an air outlet grille corresponds at air outlet grille and fan and sets up the back, and the air outlet angle who is close to the spider is great, and this contained angle an is great, the air outlet angle who is close to the outer fringe is less, and this contained angle an is less. Through the aforesaid setting, effectively reduce air outlet grille to the effect of air -out fluidic hindrance, and then improved the air output, reduced the noise. And, effectively improved the performance of fan system.
Description
Technical field
The utility model relates to Fan Equipment technical field, particularly a kind of blower fan system and air outlet grate thereof.
Background technology
Existing blower fan system adopts axial flow blower mostly, because the rotating speed of axial flow blower is high, to be sucked or fan blade is touched by people in order to avoid larger foreign matter by blower fan, all can increase the air outlet grate structure of protection before blower fan.
For air-conditioner outdoor unit, in order to promote the heat transfer effect of heat exchanger in air-conditioner outdoor unit, in the one side design ducting system of heat exchanger, forced convection can be carried out by axial flow blower heat exchanger, the heat exchange amount of elevator system.And on the shell of air-conditioner outdoor unit, be provided with air outlet grate, correspondingly with the air side of axial flow blower to arrange.
The air-out fluid of axial flow blower flows out along the circumference of fan blade at a certain angle, and the inboard portion of the radiation rib of air outlet grate is set to acuter angles, so that the entity part of minimizing air outlet grate is to the inhibition of air-out fluid.But the air-out fluid of axial flow blower nonuniform mutation operator, arrange acuter angles and still can there is obstruction to air-out fluid, and then affect air output; The entity part of air-out fluid and air outlet grate is impacted, and produces larger noise, affects the performance of blower fan system.
Therefore, how to improve the performance of air output and blower fan system, reducing noise, is the art personnel problem demanding prompt solutions.
Utility model content
In view of this, the utility model provides a kind of air outlet grate, to improve the performance of air output and blower fan system, reduces noise.The invention also discloses a kind of blower fan system.
For achieving the above object, the utility model provides following technical scheme:
As can be seen from above-mentioned technical scheme, the air outlet grate that the utility model provides, the radiation rib comprising spider, outer rim and extended to described outer rim by described spider, described radiation rib has sloped sidewall towards the inner side of described air outlet grate, have angle a between the center line of described sloped sidewall and described spider, described angle a is reduced by the direction of described spider to described outer rim.
Preferably, in above-mentioned air outlet grate, described sloped sidewall also comprises the upright side walls with the centerline parallel of described spider, and described upright side walls is connected with described sloped sidewall one end towards the outside of air outlet grate.
Preferably, in above-mentioned air outlet grate, described radiation rib is the arc rib bending along its windward side.
Preferably, in above-mentioned air outlet grate, also comprise the concentric annular rib arranged with described outer rim, described annular rib is connected with described radiation rib.
Preferably, in above-mentioned air outlet grate, the span of described angle a is 20 °-40 °.
The utility model additionally provides a kind of blower fan system, comprises air outlet grate, and described air outlet grate is the air outlet grate as described in above-mentioned any one
Preferably, in above-mentioned blower fan system, the inner side of described air outlet grate has buckle structure, and the installation panel of described blower fan system has the fastening structure matched with described buckle structure.
Preferably, in above-mentioned blower fan system, described fastening structure comprise along described air outlet grate sliding tray circumferentially and be arranged at one end of described sliding tray, for the positioning convex be clasped with described buckle structure.
Preferably, in above-mentioned blower fan system, described buckle structure is positioned in the outer rim of described air outlet grate.
Preferably, in above-mentioned blower fan system, the quantity of described buckle structure is that multiple and along described air outlet grate circumference is evenly arranged.
The air outlet grate that the utility model provides, by being reduced by the direction of spider to outer rim by angle a, such that the angle a near spider is comparatively large and angle a near outer rim is less.Air outlet grate is corresponding with blower fan arrange after, the air outlet angle near spider is comparatively large, and the angle a at this place is larger; Air outlet angle near outer rim is less, and the angle a at this place is less.By above-mentioned setting, effectively reduce the inhibition of air outlet grate to air-out fluid, and then improve air output, reduce noise.Further, effectively improve the performance of blower fan system.
The utility model additionally provides a kind of blower fan system with above-mentioned air outlet grate.Because above-mentioned air outlet grate has above-mentioned technique effect, the blower fan system with above-mentioned air outlet grate also should have same technique effect, introduces no longer in detail at this.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the air outlet grate that Fig. 1 provides for the utility model embodiment;
Fig. 2 is the cut-away illustration along A-A face in Fig. 1;
Fig. 3 is the close-up schematic view of part A in Fig. 2;
Fig. 4 is the cut-away illustration along B-B face in Fig. 1;
Fig. 5 is the close-up schematic view of part B in Fig. 4;
The schematic front view of the blower fan system that Fig. 6 provides for the utility model embodiment;
The schematic perspective view of the blower fan system that Fig. 7 provides for the utility model embodiment;
Fig. 8 is the close-up schematic view of C part in Fig. 7.
Detailed description of the invention
The utility model discloses a kind of air outlet grate, to improve the performance of air output and blower fan system, reduce noise.The invention also discloses a kind of blower fan system.
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 1-Fig. 5, the structural representation of the air outlet grate that Fig. 1 provides for the utility model embodiment; Fig. 2 is the cut-away illustration along A-A face in Fig. 1; Fig. 3 is the close-up schematic view of part A in Fig. 2; Fig. 4 is the cut-away illustration along B-B face in Fig. 1; Fig. 5 is the close-up schematic view of part B in Fig. 4.
The air outlet grate that the utility model embodiment provides, the radiation rib 3 comprising spider 1, outer rim 2 and extended to outer rim 2 by spider 1, radiation rib 3 has sloped sidewall 32 towards the inner side of air outlet grate, have angle a between the center line of sloped sidewall 32 and spider 1, angle a is reduced by the direction of spider 1 to outer rim 2.
The air outlet grate that the utility model embodiment provides, by being reduced by the direction of spider 1 to outer rim 2 by angle a, such that the angle a near spider 1 is comparatively large and angle a near outer rim 2 is less.Air outlet grate is corresponding with blower fan arrange after, the air outlet angle near spider 1 is comparatively large, and the angle a at this place is larger; Air outlet angle near outer rim 2 is less, and the angle a at this place is less.By above-mentioned setting, effectively reduce the inhibition of air outlet grate to air-out fluid, and then improve air output, reduce noise.Further, effectively improve the performance of blower fan system.
Wherein, the numerical value of angle a and variate preferably draw according to CFD (ComputationalFluidDynamics, computational fluid dynamics) simulation calculation.
As shown in Figure 3, sloped sidewall 32 also comprises the upright side walls 31 with the centerline parallel of spider 1, and upright side walls 31 is connected with sloped sidewall 32 one end towards the outside of air outlet grate.By arranging upright side walls 31, the center line that the wind after air outlet grate centrally coils 1 being flowed out, improves the smooth and easy degree of air-out fluid flowing.
Further, radiation rib 3 is the arc rib bending along its windward side.By above-mentioned setting, air-out fluid is flowed out along it under the guiding of radiation rib 3, further increasing the smooth and easy degree of air-out fluid flowing.
In the air outlet grate that the utility model embodiment provides, also comprise the concentric annular rib arranged with outer rim 2, annular rib is connected with radiation rib 3.By arranging annular rib, the co-located of multiple radiation rib 3 (position that the distance of distance center dish 1 is identical) being connected by same annular rib, effectively improves the stability maintenance of radiation rib 3.
As Figure 1-Figure 5, according to CFD simulation calculation angle a, so that farthest reduce the windage of radiation rib 3.In the present embodiment, the span of angle a is 20 °-40 °.That is, on the radiation rib 3 of spider 1, angle a is about 40 °; On the radiation rib 3 of outer rim 2, angle a is about 20 °.The variate that effectively prevent angle a is excessive and hinder air-out fluid, reduce further the windage of radiation rib 3.
The utility model embodiment still provides a kind of blower fan system, comprises air outlet grate, and the air outlet grate of blower fan system is as any one air outlet grate above-mentioned.Because above-mentioned air outlet grate has above-mentioned technique effect, the blower fan system with above-mentioned air outlet grate also should have same technique effect, tires out no longer one by one state at this.
In the present embodiment, as shown in Figure 6, the inner side of air outlet grate has buckle structure 4, and the installation panel 5 of blower fan system has the fastening structure matched with buckle structure 4.By arranging coordinating of buckle structure 4 and fastening structure, avoiding screw and connecting, so that the assembling of air outlet grate.
As shown in Figure 7 and Figure 8, fastening structure comprises sliding tray 51 and positioning convex 52.Along air outlet grate circumferentially, positioning convex 52 is for being clasped with buckle structure 4 for sliding tray 51.Positioning convex 52 is arranged at one end of sliding tray 51.In installation process, buckle structure 4 is stretched into sliding tray 51, rotate air outlet grate, buckle structure 4 is slided along sliding tray 51; Until buckle structure 4 slides into one end of sliding tray 51, be clasped with positioning convex 52, complete coordinating of buckle structure 4 and fastening structure.By arranging sliding tray 51, only need during installation to guarantee that buckle structure 4 stretches into sliding tray 51, can complete being clasped of buckle structure 4 and positioning convex 52 by the rotation of air outlet grate, the aligning and the buckle structure 4 that facilitate air outlet grate are connected with being clasped of fastening structure.
The buckle slot that also only can arrange positioning convex 52 or stretch into for buckle structure 4, to introduce and all within protection domain no longer in detail at this.
For the ease of arranging, buckle structure 4 is positioned in the outer rim 2 of air outlet grate.Certainly, also buckle structure 4 can be arranged on radiation rib 3.Only need to guarantee that buckle structure 4 is positioned at the inner side of air outlet grate, so that coordinate with fastening structure.
The quantity of buckle structure 4 is that multiple and along air outlet grate circumference is evenly arranged.In the present embodiment, the quantity of buckle structure 4 is eight, and the quantity of fastening structure is eight and arranges with buckle structure 4 one_to_one corresponding.By above-mentioned setting, effectively improve the installation stability of air outlet grate.
In the blower fan system that the utility model embodiment provides, the inner side of installation panel 5 has air-ducting ring 6, so that be directed on air outlet grate by the air-out of blower fan, further increases air-out volume.
In the present embodiment, blower fan system is air-conditioner outdoor unit.Certainly, can be also other structures, as vertical fan etc. needs the device arranging air outlet grate.
In this description, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an air outlet grate, the radiation rib (3) comprising spider (1), outer rim (2) and extended to described outer rim (2) by described spider (1), it is characterized in that, described radiation rib (3) has sloped sidewall (32) towards the inner side of described air outlet grate, have angle a between the center line of described sloped sidewall (32) and described spider (1), described angle a is reduced by the direction of described spider (1) to described outer rim (2).
2. air outlet grate as claimed in claim 1, it is characterized in that, described sloped sidewall (32) also comprises the upright side walls (31) with the centerline parallel of described spider (1), and described upright side walls (31) is connected with described sloped sidewall (32) one end towards the outside of air outlet grate.
3. air outlet grate as claimed in claim 1, is characterized in that, described radiation rib (3) is the arc rib bending along its windward side.
4. air outlet grate as claimed in claim 1, it is characterized in that, also comprise the concentric annular rib arranged with described outer rim (2), described annular rib is connected with described radiation rib (3).
5. the air outlet grate as described in any one of claim 1-4, is characterized in that, the span of described angle a is 20 °-40 °.
6. a blower fan system, comprises air outlet grate, it is characterized in that, described air outlet grate is the air outlet grate as described in any one of claim 1-5.
7. blower fan system as claimed in claim 6, it is characterized in that, the inner side of described air outlet grate has buckle structure (4), and the installation panel (5) of described blower fan system has the fastening structure matched with described buckle structure (4).
8. blower fan system as claimed in claim 7, it is characterized in that, described fastening structure comprise along described air outlet grate sliding tray (51) circumferentially and be arranged at one end of described sliding tray (51), for the positioning convex (52) be clasped with described buckle structure (4).
9. blower fan system as claimed in claim 7, it is characterized in that, described buckle structure (4) is positioned in the outer rim (2) of described air outlet grate.
10. the blower fan system as described in any one of claim 7-9, is characterized in that, the quantity of described buckle structure (4) is that multiple and along described air outlet grate circumference is evenly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901424.5U CN205137818U (en) | 2015-11-12 | 2015-11-12 | Fan system and air outlet grille thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901424.5U CN205137818U (en) | 2015-11-12 | 2015-11-12 | Fan system and air outlet grille thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205137818U true CN205137818U (en) | 2016-04-06 |
Family
ID=55623608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520901424.5U Withdrawn - After Issue CN205137818U (en) | 2015-11-12 | 2015-11-12 | Fan system and air outlet grille thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205137818U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258314A (en) * | 2015-11-12 | 2016-01-20 | 珠海格力电器股份有限公司 | Fan system and air outlet gird thereof |
| CN108019847A (en) * | 2017-11-22 | 2018-05-11 | Tcl空调器(中山)有限公司 | Outlet housing and air-conditioner outdoor unit |
| CN108036433A (en) * | 2018-01-05 | 2018-05-15 | 奥克斯空调股份有限公司 | Fan blade guard, air-supply arrangement and air-conditioning |
-
2015
- 2015-11-12 CN CN201520901424.5U patent/CN205137818U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105258314A (en) * | 2015-11-12 | 2016-01-20 | 珠海格力电器股份有限公司 | Fan system and air outlet gird thereof |
| CN105258314B (en) * | 2015-11-12 | 2018-09-07 | 珠海格力电器股份有限公司 | Blower fan system and its air outlet grate |
| CN108019847A (en) * | 2017-11-22 | 2018-05-11 | Tcl空调器(中山)有限公司 | Outlet housing and air-conditioner outdoor unit |
| CN108019847B (en) * | 2017-11-22 | 2020-07-10 | Tcl空调器(中山)有限公司 | Air outlet cover and air conditioner outdoor unit |
| CN108036433A (en) * | 2018-01-05 | 2018-05-15 | 奥克斯空调股份有限公司 | Fan blade guard, air-supply arrangement and air-conditioning |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160406 Effective date of abandoning: 20180907 |