CN207729805U - Anti- utter long and high-pitched sounds noise guard, air outlet structure and air conditioner with the guard - Google Patents
Anti- utter long and high-pitched sounds noise guard, air outlet structure and air conditioner with the guard Download PDFInfo
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- CN207729805U CN207729805U CN201721604139.2U CN201721604139U CN207729805U CN 207729805 U CN207729805 U CN 207729805U CN 201721604139 U CN201721604139 U CN 201721604139U CN 207729805 U CN207729805 U CN 207729805U
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- guard
- rib
- air outlet
- air
- wind deflector
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Abstract
The utility model discloses a kind of anti-utter long and high-pitched sounds noise guard, air outlet structures and air conditioner with the guard, wherein, the air side of guard is equipped with wind deflector, and guard includes several ribs, and each rib and the arbitrary operating position in wind deflector rotation process are non-coplanar.Guard in the utility model can change gas separation flow direction, avoid the air-flow and wind deflector frontal impact of separation, to prevent from generating vortex noise of significantly uttering long and high-pitched sounds.
Description
Technical field
The utility model is related to air-conditioning technical field more particularly to a kind of anti-utter long and high-pitched sounds noise guard, going out with the guard
Tuyere structure and air conditioner.
Background technology
The normal screening cover structure at air outlet of room air conditioner, puts in air duct, or avoid larger foreign matter to avoid human hand
Into in air channel structure.At present net cover structure be mostly rule nine grids structure, as notification number be CN105509276A,
The patents such as CN201522073U, CN201672636U, CN203671850U, CN204718018U.
As shown in Figures 1 to 4,1 ' structure of existing guard mainly is mutually perpendicular to hand over by lengthways of rod 11 ', lateral rib 12 '
It pitches and is integrally formed, lateral rib 12 ' and the shaft of wind deflector 2 and wind deflector 2 are parallel, and wind deflector 2 is in rotation process, meeting
Occur with lateral rib 12 ' coplanar.As shown in Figure 4,5, when air conditioner is run under high wind shelves, air-conditioner air outlet air velocity
It is higher, after high-speed flow flows through the lateral rib 12 ' of guard 1 ', low-pressure area is formed at the rear of lateral rib 12 ', to produce
Raw apparent flow separation phenomenon after the gas shock wind deflector 2 of separation, generates higher-pressure region, to generate in 2 leading edge of wind deflector
Vortex of uttering long and high-pitched sounds noise.And since wind deflector 2 and lateral rib 12 ' are coplanar, therefore all exist along 2 length direction of entire wind deflector
Strong separation bubble impact wind deflector phenomenon, this creates the terminal significant vortex noises of uttering long and high-pitched sounds.
Therefore, a kind of guard, air outlet structure with the guard can effectively prevent vortex noise of uttering long and high-pitched sounds how is designed
And air conditioner is industry technical problem urgently to be resolved hurrily.
Utility model content
In order to solve drawbacks described above existing in the prior art, the utility model proposes the anti-noise guard of uttering long and high-pitched sounds of one kind, tools
Have the air outlet structure and air conditioner of the guard, which can change gas separation flow direction, avoid the air-flow of separation with
Wind deflector frontal impact, to effectively prevent generating vortex noise of significantly uttering long and high-pitched sounds.
The technical solution adopted in the utility model is to design a kind of anti-noise guard of uttering long and high-pitched sounds, and the air side of guard, which is equipped with, leads
Aerofoil, guard include several ribs, and the arbitrary operating position of each rib and wind deflector is non-coplanar.
Preferably, guard includes several ribs arranged along at least two different directions.
In preferred embodiment, guard is made of several ribs arranged along two kinds of different directions, and consecutive web is mutual
Interconnection forms one, and the rib in guard is divided into first direction rib and second direction rib by direction.
Preferably, the angular range of first direction rib and second direction rib is 45 ° ~ 90 °.
Preferably, the angle of first direction rib and second direction rib is 90 °.
Preferably, first direction rib and second direction rib interconnection formed wind mesh, the wind mesh excessively
Areal extent is 250mm2~450mm2。
Preferably, the area for crossing wind mesh is 400mm2。
In alternative embodiments, guard further includes two mounting bars, the rib in guard be arranged in two mounting bars it
Between.
The utility model also proposed a kind of air outlet structure with above-mentioned guard, including：Air outlet is set to air outlet
The guard at place, the wind deflector positioned at the air side of guard.
Wherein, air outlet structure further includes：Swing flap blade set on the inlet side of guard, for installing guard, wind deflector
With the holder of swing flap blade.
Preferably, the size of guard and the size of air outlet match.
In alternative embodiments, two opposed inner walls of air outlet are equipped with the groove for placing two mounting bars.
The utility model also proposed a kind of air conditioner, including above-mentioned air outlet structure.
Compared with prior art, the utility model is by changing rib direction so that in wind deflector rotation process, each muscle
Item is non-coplanar with wind deflector, to control the direction that air-flow separation generates, avoids large-scale separation bubble impact wind deflector
Leading edge has blocked the generation path for vortex noise of uttering long and high-pitched sounds.
Description of the drawings
The utility model is described in detail with reference to embodiment and attached drawing, wherein：
Fig. 1 is the stereoscopic schematic diagram of guard in the prior art；
Fig. 2 is the front schematic view of guard in the prior art；
Air outlet structure schematic diagram when Fig. 3 is wind deflector closing in the prior art；
Fig. 4 is the air outlet structure schematic diagram that wind deflector turns to a certain operating position in the prior art；
Fig. 5 is that wind deflector turns to pressure cloud atlas when coplanar with lateral rib in the prior art；
Fig. 6 is the stereoscopic schematic diagram of guard in the preferred embodiment in the utility model；
Fig. 7 is the front schematic view of guard in the preferred embodiment in the utility model；
Fig. 8 is the side schematic view of guard in the preferred embodiment in the utility model；
Fig. 9 is air outlet structure schematic diagram when wind deflector is closed in the preferred embodiment in the utility model；
Figure 10 is the air outlet structure signal that wind deflector turns to a certain operating position in the preferred embodiment in the utility model
Figure；
Figure 11 is the pressure cloud atlas that wind deflector turns to a certain operating position in the preferred embodiment in the utility model；
Figure 12 is the first form schematic diagram of guard in the utility model alternate embodiment；
Figure 13 is second of form schematic diagram of guard in the utility model alternate embodiment；
Figure 14 is the third form schematic diagram of guard in the utility model alternate embodiment；
Figure 15 is the 4th kind of form schematic diagram of guard in the utility model alternate embodiment；
Figure 16 is the 5th kind of form schematic diagram of guard in the utility model alternate embodiment；
Figure 17 is the air outlet structure schematic diagram in the utility model alternate embodiment；
Figure 18 is the enlarged diagram at A in Figure 17.
Specific implementation mode
As shown in Fig. 6 to 8, the utility model proposes that a kind of anti-noise guard of uttering long and high-pitched sounds, the guard 1 include several ribs
11.As shown in Figures 9 and 10, air-flow is flowed into from the inlet side of guard 1, is flowed out to the air side of guard 1 after the separation of rib 11,
The air side of guard 1 is equipped with wind deflector 2, and wind deflector 2 can turn to arbitrary operating position, each rib 11 and wind deflector along its shaft
2 each operating positions are non-coplanar, to change the direction of gas separation flowing, the air-flow after separation avoided to be rushed with 2 front of wind deflector
It hits, prevents from generating vortex noise of significantly uttering long and high-pitched sounds.
There are many forms of guard 1, may include several ribs 11 arranged along at least two different directions, in order to reduce
The complexity of guard inner rip arrangement reduces processing cost, as shown in Fig. 6 to 8, in the preferred embodiment of the utility model
In, guard 1 is made of several ribs 11 arranged along two kinds of different directions, and interconnection is adjacent rib 11 each other
Integrally, the rib 11 in guard is divided into first direction rib 111 and second direction rib 112, first direction rib 111 by direction
With ranging from 45 ° ~ 90 ° of the angle α of second direction rib 112, the angle α of first direction rib 111 and second direction rib 112
Preferably 90 °, to save material cost.After adjacent 112 interconnection of multiple first direction ribs 111 and second direction rib
It forms a circle to form wind mesh 113, crosses the area S ranging from 250mm of wind mesh 1132~450mm2, stretched into avoid human hand or
Larger foreign matter enters in air duct, wherein the area S for crossing wind mesh 113 is preferably 400mm2.As shown in Figure 10,11, preferred
In embodiment, compare net cover structure more in the prior art, the guard 1 of the utility model along air-out direction section structure significantly
Simplify, to reduce the air-flow low-pressure area generated by guard 1 on 2 in-plane direction of wind deflector, changes air-flow separation generation side
To, avoid it is coplanar with wind deflector 2, to blocked utter long and high-pitched sounds noise produce path.
Certainly, as shown in Figure 12 to 16, the guard of the utility model can also have other alternate embodiments, guard 1 also to wrap
Two mounting bars 12 are included, the laterally setting of mounting bar 12 is parallel with the shaft of wind deflector 2 and wind deflector 2.Rib 11 in guard 1
It is arranged between two mounting bars 12, in addition to mounting bar 12 is remaining 11 equal non-transverse of rib laterally outside, rib in guard
Can be lengthways of rod, oblique rib, rake interaction rib etc., the rib 11 between two mounting bars 12 and 2 each working position of wind deflector
Set non-coplanar, but wind deflector 2 will appear the situation coplanar with mounting bar 12 in rotation process, therefore when guard 1 is installed must
Must be by the embedded placement of mounting bar 12, to avoid air-flow blow-through mounting bar 12, generation, which is uttered long and high-pitched sounds, is vortexed noise.
As shown in Figures 9 and 10, the utility model also proposed a kind of air outlet structure with above-mentioned guard, including：Outlet air
Mouth, the guard 1 at air outlet, the wind deflector 2 positioned at the air side of guard 1, the swing flap blade set on the inlet side of guard 1
3, the holder 4 at air outlet, wind deflector 2 and swing flap blade 3 contribute to change air current flow direction, and holder 4 is for pacifying
Fill guard 1, wind deflector 2 and swing flap blade 3.Preferably, the size of guard 1 and the size of air outlet match, air outlet installation
There is the benefit of guard 1 to can be prevented from human hand and stretch into air duct, is also possible to prevent larger foreign matter and enters inside air duct.
In alternative embodiments, as shown in Figure 17,18, in order to avoid the generation for vortex noise of uttering long and high-pitched sounds, the two of air outlet
Be arranged in opposed inner walls it is built-in sink groove 5, the groove of air outlet upper inside walls is not completely shown in wherein Figure 18, guard 1
Two mounting bars 12 are placed in groove 5 when installation, air-flow will not blow-through this two mounting bars 12, utter long and high-pitched sounds to effectively block
It is vortexed the production path of noise.
The utility model also proposed a kind of air conditioner, including above-mentioned air outlet structure.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (13)
1. the anti-noise guard of uttering long and high-pitched sounds of one kind, the guard（1）Air side be equipped with wind deflector（2）, which is characterized in that the guard
（1）Including several ribs（11）, each rib（11）With wind deflector（2）Arbitrary operating position it is non-coplanar.
2. guard as described in claim 1, which is characterized in that the guard（1）Including being arranged along at least two different directions
Several ribs（11）.
3. guard as claimed in claim 2, which is characterized in that the guard（1）It is several by being arranged along two kinds of different directions
A rib（11）It constitutes, consecutive web（11）It intersects and is connected to form one, the guard（1）Interior rib is divided by direction
First direction rib（111）With second direction rib（112）.
4. guard as claimed in claim 3, which is characterized in that the first direction rib（111）With second direction rib
（112）Angular range be 45 ° ~ 90 °.
5. guard as claimed in claim 4, which is characterized in that the first direction rib（111）With second direction rib
（112）Angle be 90 °.
6. such as claim 3 to 5 any one of them guard, which is characterized in that the first direction rib（111）And second party
To rib（112）Interconnection formed wind mesh（113）, described to cross wind mesh（113）Areal extent be 250mm2~
450mm2。
7. guard as claimed in claim 6, which is characterized in that described to cross wind mesh（113）Area be 400mm2。
8. guard as claimed in claim 1 or 2, which is characterized in that the guard（1）Further include two mounting bars（12）, institute
State guard（1）Interior rib（11）It is arranged in two mounting bars（12）Between.
9. a kind of air outlet structure with any one of claim 1 to 7 guard, including：Air outlet is set to the outlet air
Guard at mouthful（1）, be located at the guard（1）Air side wind deflector（2）.
10. air outlet structure as claimed in claim 9, it is characterised in that further include：Set on the guard（1）Inlet side
Swing flap blade（3）, for installing the guard（1）, wind deflector（2）With swing flap blade（3）Holder（4）.
11. air outlet structure as claimed in claim 9, which is characterized in that the guard（1）Size and the air outlet
Size matches.
12. air outlet structure as claimed in claim 9, which is characterized in that the guard（1）Further include：Two mounting bars
（12）, the guard（1）Interior rib（11）It is arranged in two mounting bars（12）Between；Two opposed inner walls of the air outlet
It is equipped with for placing two mounting bars（12）Groove（5）.
13. a kind of air conditioner, which is characterized in that including claim 9 to 12 any one of them air outlet structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721604139.2U CN207729805U (en) | 2017-11-27 | 2017-11-27 | Anti- utter long and high-pitched sounds noise guard, air outlet structure and air conditioner with the guard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721604139.2U CN207729805U (en) | 2017-11-27 | 2017-11-27 | Anti- utter long and high-pitched sounds noise guard, air outlet structure and air conditioner with the guard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207729805U true CN207729805U (en) | 2018-08-14 |
Family
ID=63088850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721604139.2U Active CN207729805U (en) | 2017-11-27 | 2017-11-27 | Anti- utter long and high-pitched sounds noise guard, air outlet structure and air conditioner with the guard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207729805U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763828A (en) * | 2017-11-27 | 2018-03-06 | 珠海格力电器股份有限公司 | Anti- noise guard of uttering long and high-pitched sounds, the air outlet structure and air conditioner with the guard |
-
2017
- 2017-11-27 CN CN201721604139.2U patent/CN207729805U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763828A (en) * | 2017-11-27 | 2018-03-06 | 珠海格力电器股份有限公司 | Anti- noise guard of uttering long and high-pitched sounds, the air outlet structure and air conditioner with the guard |
| CN107763828B (en) * | 2017-11-27 | 2023-11-28 | 珠海格力电器股份有限公司 | Howling noise prevention net cover, air outlet structure with net cover and air conditioner |
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