CN105090108B - High rotating speed impeller - Google Patents
High rotating speed impeller Download PDFInfo
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- CN105090108B CN105090108B CN201510523707.5A CN201510523707A CN105090108B CN 105090108 B CN105090108 B CN 105090108B CN 201510523707 A CN201510523707 A CN 201510523707A CN 105090108 B CN105090108 B CN 105090108B
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- rotating speed
- central shaft
- mounting hole
- high rotating
- wheel hub
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Abstract
This application discloses a kind of high rotating speed impeller, formed by die cast, including central shaft, the wheel hub of the disk shape extended from central shaft along radial direction, the multiple fins extended from the wheel hub, the multiple fin is included linear leaf and short blade with aerodynamics curved surface and formed with alternately syntople arrangement, the linear leaf and short blade extend from the bottom margin of the wheel hub, the central shaft is formed with mounting hole in the axial direction, the mounting hole site is formed with 45 ° of chamferings in the inward flange of bottom side, the outward flange that the central shaft is located at top side is formed with an arcwall face.The impeller of the present invention can bring up to existing 1W rotating speed more than 6W, and operating efficiency is high.
Description
Technical field
The application is related to a kind of high rotating speed impeller, can apply to the technical fields such as automobile, aviation.
Background technology
In the prior art, load the supercharger of the engine of automobile etc., make exhaust by using the waste gas from engine
The impeller of side rotates and driven the wheel rotation of coaxial upper suction side, supplies compressed air into engine to improve engine
Power.
In order to improve the compression ratio of compressed air, usual impeller is made long and short two kind blade of different shapes is multiple mostly
The complicated blade shape that alternately adjoining is configured, the demand of development and efficiency of combustion however as technology is higher, it is desirable to leaf
More speed is taken turns to rotate.
The content of the invention
It is an object of the invention to provide a kind of high rotating speed impeller, to overcome deficiency of the prior art.
To achieve the above object, the present invention provides following technical scheme：
The embodiment of the present application discloses a kind of high rotating speed impeller, is formed by die cast, including central shaft, from central shaft edge
The wheel hub of the disk shape of radial direction extension, the multiple fins extended from the wheel hub, the multiple fin includes dynamic with air
The linear leaf and short blade of mechanics curved surface are formed with alternately syntople arrangement, and the linear leaf and short blade are from the wheel hub
Bottom margin extends, and the central shaft is formed with mounting hole in the axial direction, and the mounting hole site is in the inward flange of bottom side
45 ° of chamferings are formed with, the outward flange that the central shaft is located at top side is formed with an arcwall face.
It is preferred that, in above-mentioned high rotating speed impeller, the wheel hub be located at bottom end a diameter of 250mm, it is described in
Heart axle position is in a diameter of 47.844mm of top one end, and the length of the central shaft is 118mm, and the height of the linear leaf is
97.45mm, the height of the short blade is 68.262mm.
It is preferred that, in above-mentioned high rotating speed impeller, the height ratio of the linear leaf and short blade is 1.43.
It is preferred that, in above-mentioned high rotating speed impeller, the quantity of the linear leaf and short blade is 7.
It is preferred that, in above-mentioned high rotating speed impeller, the mounting hole include with the first diameter the first mounting hole, with
And the second mounting hole with Second bobbin diameter, first mounting hole site is straight in the top of second mounting hole, described first
Footpath is less than the Second bobbin diameter.
It is preferred that, in above-mentioned high rotating speed impeller, the chamfering between the fin and wheel hub is more than 2 and is less than 3.
It is preferred that, in above-mentioned high rotating speed impeller, the width of the arcwall face is 2.28mm, the height of the arcwall face
No more than 3.8mm.
It is preferred that, in above-mentioned high rotating speed impeller, the high rotating speed impeller is aluminium alloy or magnesium alloy material.
Compared with prior art, the advantage of the invention is that：The impeller of the present invention can bring up to existing 1W rotating speed
More than 6W, operating efficiency is high.
Brief description of the drawings
, below will be to embodiment or existing in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments described in application, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 show the top view of high rotating speed impeller in the specific embodiment of the invention；
Fig. 2 show the sectional view of high rotating speed impeller in the specific embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, detailed retouch is carried out to the technical scheme in the embodiment of the present invention
State, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained on the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Join shown in Fig. 1 and Fig. 2, high rotating speed impeller is formed by die cast, including central shaft 1, from central shaft along radius
The wheel hub 2 of the disk shape of Directional Extension, the multiple fins 3 extended from the wheel hub 2, multiple fins 3 include having aerodynamics
The linear leaf 4 and short blade 5 of curved surface are formed with alternately syntople arrangement, the bottom sides of linear leaf 4 and short blade 5 from wheel hub 2
Edge extends, and central shaft 1 is formed with mounting hole 6 in the axial direction, and the inward flange that mounting hole 6 is located at bottom side is formed with 45 °
Angle 7, the outward flange that central shaft is located at top side is formed with an arcwall face 8.The width of arcwall face is preferably 2.28mm, arcwall face
Height be not more than 3.8mm.
Further, wheel hub is located at a diameter of 250mm of bottom end, and central shaft is located at a diameter of of top one end
47.844mm, the length of central shaft is 118mm.The height ratio of linear leaf and short blade is 1.43, specifically, the height of linear leaf
For 97.45mm, the height of short blade is 68.262mm.
The quantity of linear leaf and short blade is both preferably 7.
Further, mounting hole 6 includes the first mounting hole 9 with the first diameter and second with Second bobbin diameter
Mounting hole 10, the first mounting hole 9 is located at the top of the second mounting hole 10, and the first diameter is less than Second bobbin diameter.
Further, the chamfering between fin 3 and wheel hub 2 is more than 2 and is less than 3.
It is preferred that, high rotating speed impeller is aluminium alloy or magnesium alloy material.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Described above is only the embodiment of the application, it is noted that for the ordinary skill people of the art
For member, on the premise of the application principle is not departed from, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as the protection domain of the application.
Claims (6)
1. a kind of high rotating speed impeller, it is characterised in that formed by die cast, including central shaft, from central shaft along radius side
The multiple fins extended to the wheel hub of the disk shape of extension, from the wheel hub, the multiple fin includes having aerodynamics bent
The linear leaf and short blade in face are formed with alternately syntople arrangement, the bottom sides of the linear leaf and short blade from the wheel hub
Edge extends, and the central shaft is formed with mounting hole in the axial direction, and the mounting hole site is formed with the inward flange of bottom side
45 ° of chamferings, the outward flange that the central shaft is located at top side is formed with an arcwall face, and the wheel hub is located at the straight of bottom end
Footpath is 250mm, and the central shaft is located at a diameter of 47.844mm of top one end, and the length of the central shaft is 118mm, described
The height of linear leaf is 97.45mm, and the height of the short blade is 68.262mm.
2. high rotating speed impeller according to claim 1, it is characterised in that：The quantity of the linear leaf and short blade is 7
It is individual.
3. high rotating speed impeller according to claim 1, it is characterised in that：The mounting hole includes the with the first diameter
One mounting hole and the second mounting hole with Second bobbin diameter, first mounting hole site in the top of second mounting hole,
First diameter is less than the Second bobbin diameter.
4. high rotating speed impeller according to claim 1, it is characterised in that：Chamfering between the fin and wheel hub is more than 2
Less than 3.
5. high rotating speed impeller according to claim 1, it is characterised in that：The width of the arcwall face is 2.28mm, described
The height of arcwall face is not more than 3.8mm.
6. high rotating speed impeller according to claim 1, it is characterised in that：The high rotating speed impeller is aluminium alloy or magnesium alloy
Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510523707.5A CN105090108B (en) | 2015-08-25 | 2015-08-25 | High rotating speed impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510523707.5A CN105090108B (en) | 2015-08-25 | 2015-08-25 | High rotating speed impeller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105090108A CN105090108A (en) | 2015-11-25 |
| CN105090108B true CN105090108B (en) | 2017-08-01 |
Family
ID=54571225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510523707.5A Active CN105090108B (en) | 2015-08-25 | 2015-08-25 | High rotating speed impeller |
Country Status (1)
| Country | Link |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106523406B (en) * | 2017-01-06 | 2019-08-16 | 深圳市高科润电子有限公司 | A kind of high revolving speed air compression fan system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002332993A (en) * | 2001-05-09 | 2002-11-22 | Toyota Central Res & Dev Lab Inc | Impeller of centrifugal compressor |
| CN101598138A (en) * | 2009-07-07 | 2009-12-09 | 西安交通大学 | Secondary splitter blade type centrifugal impeller |
| CN103486078A (en) * | 2013-10-23 | 2014-01-01 | 株洲联诚集团有限责任公司 | Bidirectional diffusion centrifugal fan |
| CN104358709A (en) * | 2014-11-07 | 2015-02-18 | 无锡科博增压器有限公司 | Gas compressor impeller |
| CN204921466U (en) * | 2015-08-25 | 2015-12-30 | 张家港市三利密封合金材料有限公司 | High rotational speed impeller |
-
2015
- 2015-08-25 CN CN201510523707.5A patent/CN105090108B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002332993A (en) * | 2001-05-09 | 2002-11-22 | Toyota Central Res & Dev Lab Inc | Impeller of centrifugal compressor |
| CN101598138A (en) * | 2009-07-07 | 2009-12-09 | 西安交通大学 | Secondary splitter blade type centrifugal impeller |
| CN103486078A (en) * | 2013-10-23 | 2014-01-01 | 株洲联诚集团有限责任公司 | Bidirectional diffusion centrifugal fan |
| CN104358709A (en) * | 2014-11-07 | 2015-02-18 | 无锡科博增压器有限公司 | Gas compressor impeller |
| CN204921466U (en) * | 2015-08-25 | 2015-12-30 | 张家港市三利密封合金材料有限公司 | High rotational speed impeller |
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| Publication number | Publication date |
|---|---|
| CN105090108A (en) | 2015-11-25 |
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