CN105258314B - Blower fan system and its air outlet grate - Google Patents
Blower fan system and its air outlet grate Download PDFInfo
- Publication number
- CN105258314B CN105258314B CN201510772614.6A CN201510772614A CN105258314B CN 105258314 B CN105258314 B CN 105258314B CN 201510772614 A CN201510772614 A CN 201510772614A CN 105258314 B CN105258314 B CN 105258314B
- Authority
- CN
- China
- Prior art keywords
- air outlet
- outlet grate
- blower fan
- spider
- angle
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/082—Grilles, registers or guards
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/082—Grilles, registers or guards
- F24F13/084—Grilles, registers or guards with mounting arrangements, e.g. snap fasteners for mounting to the wall or duct
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
Abstract
The invention discloses a kind of blower fan system and its air outlet grates, air outlet grate includes spider (1), outer rim (2) and the radiation rib (3) extended from the spider (1) to the outer rim (2), the radiation rib (3) has sloped sidewall (32) towards the inside of the air outlet grate, reduced by the direction of the spider (1) to the outer rim (2) with angle a, the angle a between the sloped sidewall (32) and the center line of the spider (1).Air outlet grate provided by the invention, after air outlet grate and wind turbine are correspondingly arranged, the air outlet angle close to spider is larger, and the angle a at this is larger；Air outlet angle close to outer rim is smaller, and the angle a at this is smaller.By above-mentioned setting, inhibition of the air outlet grate to outlet air fluid is effectively reduced, and then improve air output, reduce noise.Also, effectively increase the performance of blower fan system.
Description
Technical field
The present invention relates to Fan Equipment technical field, more particularly to a kind of blower fan system and its air outlet grate.
Background technology
Existing blower fan system mostly uses greatly axial flow blower, since the rotating speed of axial flow blower is high, in order to avoid larger different
Object is sucked by wind turbine or fan blade is touched by people, can all increase the air outlet grate structure of protection before wind turbine.
It, can be the one of heat exchanger in order to promote the heat transfer effect of heat exchanger in air-conditioner outdoor unit by taking air-conditioner outdoor unit as an example
Ducting system is designed in face, and forced convection, the heat exchange amount of lifting system are carried out by axial flow blower heat exchanging device.And outside air conditioning chamber
It is provided with air outlet grate on the shell of machine, is correspondingly arranged with the air side of axial flow blower.
The outlet air fluid of axial flow blower is flowed out along the circumferential direction of fan blade at a certain angle, will be in the radiation rib of air outlet grate
Side section is set as acuter angles, in order to reduce inhibition of the entity part to outlet air fluid of air outlet grate.But axis
The outlet air fluid and nonuniform mutation operator of flow fan, setting acuter angles can still have the obstruction to outlet air fluid, and then influence
Air quantity；The entity part of outlet air fluid and air outlet grate is impacted, and is generated larger noise, is influenced the performance of blower fan system.
Therefore, the performance of air output and blower fan system how is improved, noise is reduced, is that those skilled in the art is urgently to be resolved hurrily
The problem of.
Invention content
In view of this, the present invention provides a kind of air outlet grate, to improve the performance of air output and blower fan system, reduction is made an uproar
Sound.The invention also discloses a kind of blower fan systems.
To achieve the above object, the present invention provides the following technical solutions：
It can be seen from the above technical scheme that air outlet grate provided by the invention, including spider, outer rim and by described
The radiation rib that spider extends to the outer rim, the radiation rib have inclined side towards the inside of the air outlet grate
Wall has angle a, the angle a by the spider described between the sloped sidewall and the center line of the spider
The direction of outer rim reduces.
Preferably, in above-mentioned air outlet grate, the sloped sidewall further includes perpendicular with the centerline parallel of the spider
Straight sidewall, the upright side walls are connect with the one end in the sloped sidewall towards the outside of air outlet grate.
Preferably, in above-mentioned air outlet grate, the radiation rib is the arc rib being bent along its windward side.
Preferably, further include the annular rib being arranged concentrically with the outer rim in above-mentioned air outlet grate, the annular rib
It is connect with the radiation rib.
Preferably, in above-mentioned air outlet grate, the value range of the angle a is 20 ° -40 °.
The present invention also provides a kind of blower fan system, including air outlet grate, the air outlet grate is such as any of the above-described institute
The air outlet grate stated
Preferably, in above-mentioned blower fan system, the inside of the air outlet grate has buckle structure, the peace of the blower fan system
Filling panel has and the matched fastening structure of the buckle structure.
Preferably, in above-mentioned blower fan system, the fastening structure includes the sliding circumferentially along the air outlet grate
Slot and the one end for being set to the sliding groove, the positioning protrusion for being clasped with the buckle structure.
Preferably, in above-mentioned blower fan system, the buckle structure is located in the outer rim of the air outlet grate.
Preferably, in above-mentioned blower fan system, the quantity of the buckle structure is multiple and along the circumferential direction of the air outlet grate
It is evenly arranged.
Air outlet grate provided by the invention, by reducing angle a by the direction of spider to outer rim so that close to center
The angle a of disk is larger and the angle a close to outer rim is smaller.After air outlet grate and wind turbine are correspondingly arranged, close to going out for spider
Wind angle is larger, and the angle a at this is larger；Air outlet angle close to outer rim is smaller, and the angle a at this is smaller.By upper
Setting is stated, inhibition of the air outlet grate to outlet air fluid is effectively reduced, and then improve air output, reduces noise.And
And effectively increase the performance of blower fan system.
The present invention also provides a kind of blower fan systems with above-mentioned air outlet grate.Since above-mentioned air outlet grate is with above-mentioned
Technique effect, the blower fan system with above-mentioned air outlet grate also should no longer be discussed in detail herein with same technique effect.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of air outlet grate provided in an embodiment of the present invention；
Fig. 2 is the cut-away illustration along the faces A-A 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 the faces B-B in Fig. 1；
Fig. 5 is the close-up schematic view of part B in Fig. 4；
Fig. 6 is the schematic front view of blower fan system provided in an embodiment of the present invention；
Fig. 7 is the stereoscopic schematic diagram of blower fan system provided in an embodiment of the present invention；
Fig. 8 is the close-up schematic view of C portion in Fig. 7.
Specific implementation mode
The invention discloses a kind of air outlet grates to reduce noise to improve the performance of air output and blower fan system.The present invention
Also disclose a kind of blower fan system.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- Fig. 5 is please referred to Fig.1, Fig. 1 is the structural schematic diagram of air outlet grate provided in an embodiment of the present invention；Fig. 2 is in Fig. 1
Cut-away illustration along the faces A-A；Fig. 3 is the close-up schematic view of part A in Fig. 2；Fig. 4 is that the cutting in Fig. 1 along the faces B-B is shown
It is intended to；Fig. 5 is the close-up schematic view of part B in Fig. 4.
Air outlet grate provided in an embodiment of the present invention, including spider 1, outer rim 2 and extend from spider 1 to outer rim 2
Rib 3 is radiated, radiation rib 3 has sloped sidewall 32, the center of sloped sidewall 32 and spider 1 towards the inside of air outlet grate
There is angle a, angle a to be reduced by the direction of spider 1 to outer rim 2 between line.
Air outlet grate provided in an embodiment of the present invention, by reducing angle a by the direction of spider 1 to outer rim 2 so that
Larger close to the angle a of spider 1 and close to outer rim 2 angle a is smaller.It is close after air outlet grate and wind turbine are correspondingly arranged
The air outlet angle of spider 1 is larger, and the angle a at this is larger；Air outlet angle close to outer rim 2 is smaller, and the angle a at this
It is smaller.By above-mentioned setting, inhibition of the air outlet grate to outlet air fluid is effectively reduced, and then improve air output, dropped
Low noise.Also, effectively increase the performance of blower fan system.
Wherein, preferably according to CFD, (Computational Fluid Dynamics calculate stream for the numerical value of angle a and variate
Body dynamics) simulation calculation obtains.
As shown in figure 3, sloped sidewall 32 further includes and the upright side walls of the centerline parallel of spider 1 31, upright side walls
31 connect with the one end in sloped sidewall 32 towards the outside of air outlet grate.By the way that upright side walls 31 are arranged so that by going out style
Wind after grid is flowed out along the center line of spider 1, improves the smooth degree of outlet air fluid flowing.
Further, radiation rib 3 is the arc rib being bent along its windward side.Pass through above-mentioned setting so that go out distinguished and admirable
Body, along its outflow, further increases the smooth degree of outlet air fluid flowing under the guiding of radiation rib 3.
Further include the annular rib being arranged concentrically with outer rim 2, annular rib in air outlet grate provided in an embodiment of the present invention
It is connect with radiation rib 3.By the way that annular rib is arranged, by same position (the distance phase of distance center disk 1 of multiple radiation ribs 3
Same position) it is connected by the same annular rib, effectively increase the stability maintenance of radiation rib 3.
As Figure 1-Figure 5, according to CFD simulation calculation angle a, in order to reduce the wind of radiation rib 3 to the greatest extent
Resistance.In the present embodiment, the value range of angle a is 20 ° -40 °.That is, on the radiation rib 3 of spider 1, angle a is about
It is 40 °；On the radiation rib 3 of outer rim 2, angle a is about 20 °.The variate for effectively preventing angle a is excessive and hinders outlet air
Fluid further reduced the windage of radiation rib 3.
The embodiment of the present invention additionally provides a kind of blower fan system, including air outlet grate, and the air outlet grate of blower fan system is such as
Any of the above-described kind of air outlet grate.Since above-mentioned air outlet grate has above-mentioned technique effect, the wind turbine system with above-mentioned air outlet grate
System should also have same technique effect, and not repeated them here.
In the present embodiment, as shown in Figure 6 and Figure 8, the inside of air outlet grate has buckle structure 4, the installation of blower fan system
Panel 5 has and 4 matched fastening structure of buckle structure.By the way that the cooperation of buckle structure 4 and fastening structure is arranged, avoid
Screw connects, in order to the assembly of air outlet grate.
As shown in Figure 7 and Figure 8, fastening structure includes sliding groove 51 and positioning protrusion 52.Sliding groove 51 is along air outlet grate
Circumferentially, positioning protrusion 52 with buckle structure 4 for being clasped.Positioning protrusion 52 is set to one end of sliding groove 51.
In installation process, buckle structure 4 is stretched into sliding groove 51, rotates air outlet grate so that buckle structure 4 is slided along sliding groove 51；
Until buckle structure 4 slides into one end of sliding groove 51, it is clasped with positioning protrusion 52, completes buckle structure 4 and fasten
The cooperation of structure.By the way that sliding groove 51 is arranged, when installation, only needs to ensure that buckle structure 4 stretches into sliding groove 51, passes through air outlet grate
Rotation being clasped for buckle structure 4 and positioning protrusion 52 can be completed, facilitate alignment and the buckle structure 4 of air outlet grate
With snapping fit attachment for fastening structure.
The buckle slot that positioning protrusion 52 can also be only arranged or stretched into for buckle structure 4, is no longer discussed in detail and herein
Within protection domain.
For the ease of setting, buckle structure 4 is located in the outer rim 2 of air outlet grate.It is of course also possible to which buckle structure 4 is set
It is placed on radiation rib 3.It only needs to ensure that buckle structure 4 is located at the inside of air outlet grate, in order to fastening structure coordinate.
The quantity of buckle structure 4 is multiple and being arranged circumferentially along air outlet grate.In the present embodiment, buckle structure
4 quantity is eight, also, the quantity of fastening structure is eight and is arranged in a one-to-one correspondence with buckle structure 4.It is set by above-mentioned
It sets, effectively increases the mounting stability of air outlet grate.
In blower fan system provided in an embodiment of the present invention, the inside of installation panel 5 has air-ducting ring 6, in order to by wind turbine
Outlet air be directed on air outlet grate, further improve air-out volume.
In the present embodiment, blower fan system is air-conditioner outdoor unit.It is of course also possible to be other structures, such as vertical fan need to
The device of air outlet grate is set.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest range caused.
Claims (10)
1. a kind of air outlet grate, including spider (1), outer rim (2) and extend from the spider (1) to the outer rim (2)
Radiating rib (3), which is characterized in that the radiation rib (3) has sloped sidewall (32) towards the inside of the air outlet grate,
There is angle a, the angle a is by the spider (1) between the sloped sidewall (32) and the center line of the spider (1)
Reduce to the direction of the outer rim (2).
2. air outlet grate as described in claim 1, which is characterized in that the sloped sidewall (32) further includes and the spider
(1) upright side walls (31) of centerline parallel, the upright side walls (31) and the sloped sidewall (32) are towards air outlet grate
Outside one end connection.
3. air outlet grate as described in claim 1, which is characterized in that the radiation rib (3) is to be bent along its windward side
Arc rib.
4. air outlet grate as described in claim 1, which is characterized in that further include the annular being arranged concentrically with the outer rim (2)
Rib, the annular rib are connect with the radiation rib (3).
5. air outlet grate according to any one of claims 1-4, which is characterized in that the value range of the angle a is 20 °-
40°。
6. a kind of blower fan system, including air outlet grate, which is characterized in that the air outlet grate is such as any one of claim 1-5
The air outlet grate.
7. blower fan system as claimed in claim 6, which is characterized in that the inside of the air outlet grate has buckle structure (4),
The installation panel (5) of the blower fan system has and the buckle structure (4) matched fastening structure.
8. blower fan system as claimed in claim 7, which is characterized in that the fastening structure includes the week along the air outlet grate
To arrangement sliding groove (51) and be set to one end of the sliding groove (51), for being clasped with the buckle structure (4)
Positioning protrusion (52).
9. blower fan system as claimed in claim 7, which is characterized in that the buckle structure (4) is located at the air outlet grate
In outer rim (2).
10. such as claim 7-9 any one of them blower fan systems, which is characterized in that the quantity of the buckle structure (4) is more
A and being arranged circumferentially along the air outlet grate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510772614.6A CN105258314B (en) | 2015-11-12 | 2015-11-12 | Blower fan system and its air outlet grate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510772614.6A CN105258314B (en) | 2015-11-12 | 2015-11-12 | Blower fan system and its air outlet grate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105258314A CN105258314A (en) | 2016-01-20 |
| CN105258314B true CN105258314B (en) | 2018-09-07 |
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ID=55098107
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510772614.6A Active CN105258314B (en) | 2015-11-12 | 2015-11-12 | Blower fan system and its air outlet grate |
Country Status (1)
| Country | Link |
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| CN (1) | CN105258314B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016511B (en) * | 2016-07-14 | 2021-11-05 | 广东美的暖通设备有限公司 | Air outlet cover and air conditioner outdoor unit with same |
| CN106352514A (en) * | 2016-10-08 | 2017-01-25 | 珠海格力电器股份有限公司 | Air channel assembly air conditioner and air conditioner |
| CN108731128B (en) * | 2018-06-20 | 2021-01-22 | 广东美的制冷设备有限公司 | Air outlet mesh enclosure and air conditioner outdoor unit |
| WO2020098313A1 (en) * | 2018-11-15 | 2020-05-22 | 珠海格力电器股份有限公司 | Air outlet grille and air purifier |
| CN113834137B (en) * | 2021-09-24 | 2022-12-13 | 珠海格力电器股份有限公司 | Air outlet grille, air conditioner outdoor unit and air conditioner |
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| CN201259295Y (en) * | 2008-07-22 | 2009-06-17 | 珠海格力电器股份有限公司 | Outlet grille for novel outdoor machine of air-conditioner |
| CN202581723U (en) * | 2012-04-01 | 2012-12-05 | Tcl空调器(中山)有限公司 | Air outlet grating and air conditioner |
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| CN204329267U (en) * | 2014-12-02 | 2015-05-13 | 广东美的制冷设备有限公司 | Air-conditioner outdoor unit and air outlet grate thereof |
| CN204717927U (en) * | 2015-05-25 | 2015-10-21 | 广东美的制冷设备有限公司 | Fan assembly and the air-conditioner outdoor unit with it |
| CN205137818U (en) * | 2015-11-12 | 2016-04-06 | 珠海格力电器股份有限公司 | Fan system and air outlet grille thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048369B (en) * | 2014-07-04 | 2016-10-05 | 珠海格力电器股份有限公司 | Air-conditioner outdoor unit and air outlet grate thereof |
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2015
- 2015-11-12 CN CN201510772614.6A patent/CN105258314B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201259295Y (en) * | 2008-07-22 | 2009-06-17 | 珠海格力电器股份有限公司 | Outlet grille for novel outdoor machine of air-conditioner |
| CN202581723U (en) * | 2012-04-01 | 2012-12-05 | Tcl空调器(中山)有限公司 | Air outlet grating and air conditioner |
| CN103375854A (en) * | 2012-04-12 | 2013-10-30 | 珠海格力电器股份有限公司 | Air-out device of air conditioner outdoor unit |
| CN204329267U (en) * | 2014-12-02 | 2015-05-13 | 广东美的制冷设备有限公司 | Air-conditioner outdoor unit and air outlet grate thereof |
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| CN205137818U (en) * | 2015-11-12 | 2016-04-06 | 珠海格力电器股份有限公司 | Fan system and air outlet grille thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105258314A (en) | 2016-01-20 |
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