CN207349164U - Centrifugation blade and there is its centrifugal blower - Google Patents
Centrifugation blade and there is its centrifugal blower Download PDFInfo
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- CN207349164U CN207349164U CN201721132640.3U CN201721132640U CN207349164U CN 207349164 U CN207349164 U CN 207349164U CN 201721132640 U CN201721132640 U CN 201721132640U CN 207349164 U CN207349164 U CN 207349164U
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- blade
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- wheel hub
- centrifugation blade
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Abstract
The utility model provides a kind of centrifugation blade and has its centrifugal blower, wherein, centrifugation blade includes：Wheel hub；Blade, is arranged on wheel hub；Denoising structure, is arranged on blade, and denoising structure is used to contact the noise produced between gas and blade to reduce with gas.By technical solution provided by the utility model, it can solve the problems, such as that centrifugation blade noise of the prior art is big.
Description
Technical field
The utility model relates to centrifugal blower technical field, in particular to a kind of centrifugation blade and has its centrifugation
Wind turbine.
Background technology
Centrifugal blower drives gas to flow by the rotation of centrifugation blade, so as to fulfill functions such as exhaust, ventilation, coolings.
Centrifugal blower is widely used in the equipment such as air conditioner, vehicle, or applied to occasions such as factory, mines.In the prior art, wind is centrifuged
Centrifugation blade in machine there are larger noise, influences the usage experience of user when rotating.
Utility model content
The utility model provides a kind of centrifugation blade and has its centrifugal blower, to solve centrifugation wind of the prior art
The problem of leaf noise is big.
To solve the above-mentioned problems, one side according to the present utility model, the utility model provide a kind of centrifugation wind
Leaf, the centrifugation blade include：Wheel hub；Blade, is arranged on wheel hub；Denoising structure, is arranged on blade, denoising structure be used for
The noise that gas contact is produced with reducing between gas and blade.
Further, denoising structure includes：Multiple first is raised, and multiple first bulge clearances are arranged on blade.
Further, denoising structure includes：Multiple first grooves, multiple first grooves are disposed on blade.
Further, blade has windward side and leeward side, and windward side is used to promote gas to flow, and denoising structure is arranged on
Windward side.
Further, windward side is arcwall face, inner recess of the arcwall face towards blade.
Further, blade is multiple that multiple blades are circumferentially positioned on wheel hub along the axis of wheel hub.
Further, wheel hub includes：Support plate, multiple blades are circumferentially positioned in support plate along the axis of support plate；Axis
Set, is arranged on the middle part of support plate, and the axis of axle sleeve is overlapped with the axis of support plate.
Further, wheel hub further includes：Reinforcing rib, is arranged between support plate and axle sleeve.
Further, blade is parallel with the axis of wheel hub, and the both sides of wheel hub are both provided with blade.
Further, centrifugation blade further includes：Support ring, the axis of support ring are overlapped with the axis of wheel hub, and the one of blade
End is connected with support ring, and the other end of blade is connected with wheel hub.
Another aspect according to the present utility model, there is provided a kind of centrifugal blower, including drive shaft and centrifugation blade, centrifugation
The wheel hub of fan blade and driving axis connection, wherein, centrifugation blade is the centrifugation blade of above-mentioned offer.
Using the technical solution of the utility model, denoising structure is provided with the blade of centrifugation blade, blade is rotating
When promote gas flowing, denoising structure is contacted with the gas of flowing can reduce the impact of gas and blade, so as to reduce gas
Or the noise of blade.Therefore, by the technical solution of the utility model, it is big that centrifugation blade noise of the prior art can be solved
The problem of.
Brief description of the drawings
The accompanying drawings which form a part of this application are used to provide a further understanding of the present invention, this practicality
New schematic description and description is used to explain the utility model, does not form the improper restriction to the utility model.
In the accompanying drawings：
Fig. 1 shows the structure diagram of centrifugation blade provided by the utility model；
Fig. 2 shows a structure diagram of the denoising structure in centrifugation blade；
Fig. 3 shows another structure diagram of the denoising structure in centrifugation blade；
Fig. 4 shows the another structure diagram of the denoising structure in centrifugation blade；
Fig. 5 shows the side view of the centrifugation blade in Fig. 1；
Fig. 6 shows the sectional view of the centrifugation blade in Fig. 5.
Wherein, above-mentioned attached drawing is marked including the following drawings：
10th, wheel hub；11st, support plate；12nd, axle sleeve；13rd, reinforcing rib；20th, blade；30th, denoising structure；31st, first is raised；
32nd, the first groove；40th, support ring.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.Based on the embodiment in the utility model, those of ordinary skill in the art are not having
All other embodiments obtained under the premise of creative work are made, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 6, the embodiment of the utility model provides a kind of centrifugation blade, which includes wheel
Hub 10, blade 20 and denoising structure 30.Wherein, wheel hub 10 can be with driving axis connection, and blade 20 is arranged on wheel hub 10.Noise reduction knot
Structure 30 is arranged on blade 20, and denoising structure 30 is used to contact with gas to reduce the noise produced between gas and blade 20.
Using the technical solution of the present embodiment, denoising structure 30 is provided with the blade 20 of centrifugation blade, blade 20 exists
Gas flowing is promoted during rotation, denoising structure 30 contacts the impact that can reduce gas and blade 20 with the gas flowed, so that
Reduce the noise of gas or blade 20.Therefore, technical solution through this embodiment, can solve centrifugation wind of the prior art
The problem of leaf noise is big.
Specifically, in the present embodiment, denoising structure 30 can be arranged to concaveconvex structure, concaveconvex structure can include recessed
Groove or protrusion, or include groove and protrusion at the same time.
As shown in Fig. 2, denoising structure 30 includes multiple first protrusions 31, multiple first protrusions 31 are disposed on blade 20
On.By being arranged at intervals multiple first protrusions 31 on blade 20, the surface that blade 20 is contacted with gas is changed into non-smooth surface.
When rotating, non-smooth surface contacts blade 20 with gas, compared with smooth surface, can alleviate gas rushing to blade 20
Hit, so as to reduce the vibration of blade 20, and then reduce the noise that blade 20 or gas produce., can be with order to improve noise reduction
Reduce the spacing between the first protrusion 31, to set greater number of first protrusion 31 on blade 20.The technology of the present embodiment
Scheme is versatile, can be applied to the centrifugation blade of different sizes or different model.
As shown in figure 3, denoising structure 30 includes multiple first grooves 32, multiple first grooves 32 are disposed on blade 20
On.By being arranged at intervals multiple first grooves 32 on blade 20, the surface that blade 20 is contacted with gas is changed into non-smooth surface.
When rotating, non-smooth surface contacts blade 20 with gas, compared with smooth surface, can alleviate gas rushing to blade 20
Hit, so as to reduce the vibration of blade 20, and then reduce the noise that blade 20 or gas produce., can be with order to improve noise reduction
Reduce the spacing between the first groove 32, to set greater number of first groove 32 on blade 20.The technology of the present embodiment
Scheme is versatile, can be applied to the centrifugation blade of different sizes or different model.
As shown in figure 4, denoising structure 30 includes the multiple first protrusions 31 and multiple first grooves 32, multiple first protrusions 31
It is disposed on multiple first grooves 32 on blade 20.Wherein, the first protrusion 31 and the first groove 32 can be arranged at intervals, example
Such as, around the first protrusion 31 it is the first groove 32, is the first protrusion 31 around the first groove 32.Multiple first raised 31 Hes
Multiple first grooves 32 can be uniformly arranged on blade 20 according to certain rules, can so further improve noise reduction.It is more
A first protrusion 31, multiple first grooves 32 and the surface between them are collectively forming non-smooth surface.Blade 20 is rotating
When, non-smooth surface is contacted with gas, compared with smooth surface, can alleviate impact of the gas to blade 20, so as to reduce leaf
The vibration of piece 20, and then reduce the noise that blade 20 or gas produce.In order to improve noise reduction, can be set on blade 20
Greater number of first protrusion 31 and the first groove 32.The technical solution of the present embodiment is versatile, can be applied to different rulers
Very little or different model centrifugation blade.
Specifically, in the present embodiment, blade 20 has windward side and leeward side, and wherein windward side is used to promote gas stream
Dynamic, denoising structure 30 is arranged on windward side.By the way that denoising structure 30 to be arranged on to the windward side of blade 20 rather than is arranged on blade
20 whole surface, can reduce the manufacture cost of centrifugation blade while noise reduction is ensured.
Wherein, the windward side of blade 20 is arcwall face, inner recess of the arcwall face towards blade 20.By the windward side of blade 20
Arcwall face is arranged to, on the one hand can improve the air output of centrifugation blade, on the other hand the flowing of gas can be oriented to,
So as to improve the work efficiency of centrifugation blade and in the direction outlet air of needs.
In order to further improve the air output of centrifugation blade, in the present embodiment, blade 20 is arranged to multiple, Duo Geye
The axis of piece 20 along wheel hub 10 is circumferentially positioned on wheel hub 10.And there is gap, blade 20 between two adjacent blades 20
Between gap be used for inlet air or outlet air.Moreover, along the circumferencial direction of wheel hub 10, the windward side of blade 20 is set in the same direction
Put.So set, wheel hub 10 can drive multiple blades 20 to rotate, continuously be sent so as to be realized by multiple blades 20 when rotating
Wind.For the ease of centrifugation blade manufacture and ensure air quantity it is uniform, multiple blades 20 can be arranged to identical structure.
Specifically, wheel hub 10 includes support plate 11 and axle sleeve 12, wherein, multiple blades 20 are surround along the axis of support plate 11
It is arranged in support plate 11.It is arranged such and multiple blades 20 can be linked together by support plate 11, so as to increases centrifugation
The structural strength of fan blade.Axle sleeve 12 is arranged on the middle part of support plate 11, and the axis of axle sleeve 12 and the axis weight of support plate 11
Close.Axle sleeve 12 can be arranged on the driving shaft, and the rotation of centrifugation blade is realized by the rotation of drive shaft.
In order to improve the structural strength of centrifugation blade, in the present embodiment, wheel hub 10 further includes reinforcing rib 13, reinforcing rib 13
It is arranged between support plate 11 and axle sleeve 12.The structural strength of centrifugation blade can be improved by setting reinforcing rib 13, so as to carry
The bearing capacity and service life of high centrifugation blade.Moreover, increase the structural strength of centrifugation blade in the form of reinforcing rib, can
The material utilization amount of centrifugation blade is reduced, so that weight that is cost-effective and reducing centrifugation blade.In the present embodiment, reinforcing rib 13
To be multiple, multiple reinforcing ribs 13 are arranged between support plate 11 and axle sleeve 12 around the axis of axle sleeve 12, so can be further
Improve the structural strength of centrifugation blade.
As shown in Figure 5 and Figure 6, blade 20 is parallel with the axis of wheel hub 10, and the both sides of wheel hub 10 are both provided with blade
20.So set, so as to improve the intake of centrifugation blade, correspondingly, can also it be improved in the both sides of wheel hub 10 while inlet air
The air output of centrifugation blade.
As shown in figure 5, centrifugation blade further includes support ring 40, the axis of support ring 40 is overlapped with the axis of wheel hub 10, leaf
One end of piece 20 is connected with support ring 40, and the other end of blade 20 is connected with wheel hub 10.Be arranged such can further improve from
The structural strength of heart fan blade, on the one hand can reduce the vibration of blade 20, so as to reduce centrifugation blade when blade 20 rotates
Noise, on the other hand can extend the service life of centrifugation blade.
In order to reduce the manufacture cost of centrifugation blade, Shooting Technique can be used to make centrifugation blade, using Shooting Technique
The more complicated centrifugation blade of structure can be produced, and can realize mass production, therefore the drop of centrifugation blade can improved
While ability of making an uproar and draft capacity, the manufacture cost of centrifugation blade is reduced.
Another embodiment of the utility model provides a kind of centrifugal blower, and centrifugal blower includes drive shaft and centrifugation wind
Leaf, wheel hub 10 and the driving axis connection of centrifugation blade, wherein, centrifugation blade is the centrifugation blade that above-described embodiment provides.Using
The technical solution of the present embodiment, is provided with denoising structure 30 on the blade 20 of centrifugation blade, and blade 20 promotes gas when rotating
Body flows, and denoising structure 30 contacts the impact that can reduce gas and blade 20 with the gas flowed, so as to reduce gas or leaf
The noise of piece 20.Therefore, technical solution through this embodiment, can solve that centrifugation blade noise of the prior art is big to ask
Topic.
Specifically, in the present embodiment, denoising structure 30 could be provided as including multiple first protrusions 31 and multiple first
Groove 32, multiple first protrusions 31 and multiple first grooves 32 are disposed on blade 20.Wherein, the first protrusion 31 and first
Groove 32 can be arranged at intervals, and be first convex around the first groove 32 for example, being the first groove 32 around the first protrusion 31
Play 31.Multiple first protrusions 31 and multiple first grooves 32 can be uniformly arranged on blade 20 according to certain rules, so can be with
Further improve noise reduction.Multiple first protrusions 31, multiple first grooves 32 and the surface between them are collectively forming non-
Smooth surface.When rotating, non-smooth surface contacts blade 20 with gas, compared with smooth surface, can alleviate gas to leaf
The impact of piece 20, so as to reduce the vibration of blade 20, and then reduces the noise that blade 20 or gas produce.In order to improve noise reduction effect
Fruit, can set greater number of first protrusion 31 and the first groove 32 on blade 20.The technical solution of the present embodiment is general
Property is strong, can be applied to the centrifugal blower of different sizes or different model.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
Unless specifically stated otherwise, the component and positioned opposite, the digital table of step otherwise illustrated in these embodiments
Up to the unlimited the scope of the utility model processed of formula and numerical value.At the same time, it should be appreciated that each shown in attached drawing for the ease of description
The size of a part is not to be drawn according to actual proportionate relationship.For skill known to person of ordinary skill in the relevant
Art, method and apparatus may be not discussed in detail, but in the appropriate case, the technology, method and apparatus should be considered as awarding
Weigh part for specification.In shown here and discussion all examples, any occurrence should be construed as merely example
Property, not as limitation.Therefore, the other examples of exemplary embodiment can have different values.It should be noted that：It is similar
Label and letter similar terms is represented in following attached drawing, therefore, once be defined in a certain Xiang Yi attached drawing, then with
It need not be further discussed in attached drawing afterwards.
In the description of the utility model, it is to be understood that the noun of locality such as " forward and backward, upper and lower, left and right ", " horizontal,
Vertically, vertically, it is horizontal " and " pushing up, bottom " etc. indicated by orientation or position relationship be normally based on orientation or position shown in the drawings
Relation is put, description the utility model is for only for ease of and simplifies description, in the case where not making conversely explanation, these nouns of locality
Do not indicate that and imply that the device of meaning or element there must be specific orientation or with specific azimuth configuration and operation, because
This is it is not intended that limitation to scope of protection of the utility model；The noun of locality " inside and outside " refers to the wheel relative to each component in itself
Wide is inside and outside.
For the ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that spatially relative term is intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in attached drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also 90 degree of other different modes position rotatings or in other orientation, and
Respective explanations are made to the opposite description in space used herein above.
Furthermore, it is necessary to explanation, limits parts, it is only for be easy to using the word such as " first ", " second "
Corresponding parts to be distinguished, do not have Stated otherwise such as, above-mentioned word does not have particular meaning, therefore it is not intended that to this
The limitation of utility model protection scope.
Claims (10)
- A kind of 1. centrifugation blade, it is characterised in that including：Wheel hub (10)；Blade (20), is arranged on the wheel hub (10)；Denoising structure (30), is arranged on the blade (20), and the denoising structure (30) is used to contact with gas to reduce gas The noise produced between body and the blade (20)；The blade (20) has windward side and leeward side, and the windward side is used to promote gas to flow, the denoising structure (30) it is arranged on the windward side.
- 2. centrifugation blade according to claim 1, it is characterised in that the denoising structure (30) includes：Multiple first raised (31), multiple described first raised (31) are disposed on the blade (20).
- 3. centrifugation blade according to claim 1 or 2, it is characterised in that the denoising structure (30) includes：Multiple first grooves (32), multiple first grooves (32) are disposed on the blade (20).
- 4. centrifugation blade according to claim 1, it is characterised in that the windward side is arcwall face, the arcwall face court The inner recess of the blade (20).
- 5. centrifugation blade according to claim 1, it is characterised in that the blade (20) is multiple, multiple blades (20) it is circumferentially positioned at along the axis of the wheel hub (10) on the wheel hub (10).
- 6. centrifugation blade according to claim 5, it is characterised in that the wheel hub (10) includes：Support plate (11), the axis of multiple blade (20) along the support plates (11) are circumferentially positioned at the support plate (11) On；Axle sleeve (12), is arranged on the middle part of the support plate (11), axis and the support plate (11) of the axle sleeve (12) Axis overlaps.
- 7. centrifugation blade according to claim 6, it is characterised in that the wheel hub (10) further includes：Reinforcing rib (13), is arranged between the support plate (11) and the axle sleeve (12).
- 8. centrifugation blade according to claim 5, it is characterised in that the blade (20) and the axis of the wheel hub (10) Parallel, the both sides of the wheel hub (10) are both provided with the blade (20).
- 9. centrifugation blade according to claim 1, it is characterised in that the centrifugation blade further includes：Support ring (40), the axis of the support ring (40) are overlapped with the axis of the wheel hub (10), and the one of the blade (20) End is connected with the support ring (40), and the other end of the blade (20) is connected with the wheel hub (10).
- 10. a kind of centrifugal blower, including drive shaft and centrifugation blade, wheel hub (10) and the drive shaft of the centrifugation blade connect Connect, it is characterised in that centrifugation blade of the centrifugation blade any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721132640.3U CN207349164U (en) | 2017-09-04 | 2017-09-04 | Centrifugation blade and there is its centrifugal blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721132640.3U CN207349164U (en) | 2017-09-04 | 2017-09-04 | Centrifugation blade and there is its centrifugal blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207349164U true CN207349164U (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721132640.3U Active CN207349164U (en) | 2017-09-04 | 2017-09-04 | Centrifugation blade and there is its centrifugal blower |
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| CN (1) | CN207349164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542699A (en) * | 2017-09-04 | 2018-01-05 | 珠海格力电器股份有限公司 | The manufacture method of centrifugation blade, centrifugal blower and centrifugation blade |
-
2017
- 2017-09-04 CN CN201721132640.3U patent/CN207349164U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542699A (en) * | 2017-09-04 | 2018-01-05 | 珠海格力电器股份有限公司 | The manufacture method of centrifugation blade, centrifugal blower and centrifugation blade |
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