CN205714945U - A kind of axial flow fan vane wheel of blade not decile - Google Patents
A kind of axial flow fan vane wheel of blade not decile Download PDFInfo
- Publication number
- CN205714945U CN205714945U CN201620638976.6U CN201620638976U CN205714945U CN 205714945 U CN205714945 U CN 205714945U CN 201620638976 U CN201620638976 U CN 201620638976U CN 205714945 U CN205714945 U CN 205714945U
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- CN
- China
- Prior art keywords
- blade
- wheel disc
- decile
- axial flow
- reel
- Prior art date
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Abstract
This utility model provides the axial flow fan vane wheel of a kind of blade not decile, including wheel disc, reel and blade, described wheel disc is annular, described reel is arranged at described takes turns disk center, one end of the reel outer rim of described reel is connected with the wheel disc inner edge of described wheel disc, the bottom of described blade is connected with described wheel disc and described reel outer rim respectively with inner side, and the outside of described blade is connected with the wheel disc outer rim of described wheel disc.The axial flow fan vane wheel of blade of the present utility model not decile, the Leaf positional distribution of optimization, not only optimize the pneumatic frequency of blower fan, significantly reduce fan noise, also maintain the dynamic balance property of blower fan, reduce power consumption, improve fan performance, there is prospects for commercial application widely.
Description
Technical field
This utility model belongs to blower fan technical field, specifically, is the axial flow blower leaf about a kind of blade not decile
Wheel.
Background technology
Axial flow blower is mainly made up of draught fan impeller and casing, simple in construction, and during operation, its fixed position, gas is parallel
Flow in fan shaft.Axial flow blower is generally used for the occasion that traffic requirement is higher and pressure requirements is relatively low.Its purposes widely,
Can be used for the place ventilations such as metallurgy, chemical industry, light industry, food, medical equipment, plant equipment and civil buildings or strengthen heat radiation
It is used；If casing being removed, also can be used as free fan, it is possible to spaced series is installed in longer discharge duct, to improve
Blast in pipeline.
When axial flow blower runs, inevitably result from noise.It was verified that the air pertormance that fan blade produces
Noise is far longer than mechanicalness noise and the electromagnetic noise of blower fan, if by improving fan blade structure, can subtract significantly
Few fan noise.
Therefore, design one can reduce fan noise, reduces the impeller of power consumption, makes blower fan have good dynamic balancing special
Property, improve fan performance and just have great importance.
Summary of the invention
The purpose of this utility model is to provide the axial flow fan vane wheel of a kind of blade not decile, thus overcomes in prior art
Drawbacks described above.
For achieving the above object, this utility model is by the following technical solutions:
The axial flow fan vane wheel of a kind of blade not decile, including wheel disc, reel and blade, described wheel disc is annular, described
Reel is arranged at described disk center of taking turns, and one end of the reel outer rim of described reel is connected with the wheel disc inner edge of described wheel disc, institute
The bottom stating blade is connected with described wheel disc and described reel outer rim respectively with inner side, the outside of described blade and described wheel disc
Wheel disc outer rim be connected, described blade not decile be distributed.
Described blade include the most successively the first blade, the second blade, third blade, quaterfoil, the 5th
Blade, the 6th blade and the 7th blade, described first blade is arranged vertically, and described second blade and described first blade are 42 °
Angle, described third blade and described second blade are 52 ° of angles, and described quaterfoil and described third blade are 60 ° of angles,
Described 5th blade and described quaterfoil are 42 ° of angles, and described 6th blade and described 5th blade are 55 ° of angles, described
7th blade and described 6th blade are 48 ° of angles, and described first blade and described 7th blade are 61 ° of angles.
Further, the inner side of described vane tip has the first segmental arc, and outside has the second segmental arc, described blade
Bottom have projection locating piece, position corresponding with described locating piece on described wheel disc offers location hole, described fixed
Position block embeds in hole, described location.
Further, the bottom of described blade is connected with described wheel disc full weld, outside the inner side of described blade is with described reel
Edge full weld connects.
Further, described reel outer rim offers cannelure, described wheel disc inner edge with the junction of described wheel disc inner edge
Embedding in described cannelure, described wheel disc inner edge is connected with described cannelure full weld.
Further, the center of described reel offers axis hole, and the top of described axis hole offers keyway.
Further, on described reel, symmetry offers two bolts hole.
Further, the thickness of described blade is 5mm.
Further, the thickness of described wheel disc is 5mm.
The axial flow fan vane wheel of blade of the present utility model not decile, has the advantages that
The axial flow fan vane wheel of blade of the present utility model not decile, its Leaf positional distribution optimized, not only optimize blower fan
Pneumatic frequency, hence it is evident that reduce fan noise, also maintain the dynamic balance property of blower fan, reduce power consumption, improve blower fan
Performance, has prospects for commercial application widely.
Accompanying drawing explanation
Fig. 1 is the structural representation of the axial flow fan vane wheel of blade of the present utility model not decile.
Fig. 2 is the front view of the axial flow fan vane wheel of blade of the present utility model not decile.
Fig. 3 be blade of the present utility model not decile axial flow fan vane wheel along A-A to sectional view.
Fig. 4 is the front view of wheel disc of the present utility model.
In figure: hole, 1-wheel disc, 2-reel, 3-blade, 11-location, 12-wheel disc inner edge, 13-wheel disc outer rim, 21-annular
Groove, 22-axis hole, 23-keyway, 24-bolt hole, 25-reel outer rim, 31-the first blade, 32-the second blade, 33-third blade,
34-quaterfoil, 35-the 5th blade, 36-the 6th blade, 37-the 7th blade, 38-locating piece, 39-the first segmental arc, 310-
Second segmental arc.
Detailed description of the invention
Below in conjunction with concrete accompanying drawing, the axial flow fan vane wheel of blade of the present utility model not decile is made the most specifically
Bright.
Shown in as shown in Figure 1, Figure 3 and Figure 4, the axial flow fan vane wheel of blade of the present utility model not decile, including wheel disc 1, axle
Dish 2 and blade 3, described wheel disc 1 is annular, and described reel 2 is arranged at described wheel disc 1 center, the reel outer rim 25 of described reel 2
One end is connected with the wheel disc inner edge 12 of described wheel disc 1, the bottom of described blade 3 and inner side respectively with described wheel disc 1 and described
Reel outer rim 25 is connected, and the outside of described blade 3 is connected with the wheel disc outer rim 13 of described wheel disc 1, described blade 3 not decile
Distribution.
As in figure 2 it is shown, described blade 3 includes first blade the 31, second blade 32, third blade the most successively
33, quaterfoil the 34, the 5th blade the 35, the 6th blade 36 and the 7th blade 37, described first blade 31 is arranged vertically, and described
Two blades 32 are with described first blade 31 in 42 ° of angles, and described third blade 33 and described second blade 32 are in 52 ° of angles, institute
Stating quaterfoil 34 with described third blade 33 in 60 ° of angles, described 5th blade 35 and described quaterfoil 34 are in 42 ° of folders
Angle, described 6th blade 36 with described 5th blade 35 in 55 ° of angles, described 7th blade 37 and described 6th blade 36 in
48 ° of angles, described first blade 31 and described 7th blade 37 are in 61 ° of angles.
Further, as shown in Figure 3 and Figure 4, the inner side of described vane tip has the first segmental arc 39, and outside has
Two segmental arcs 310, the bottom of described blade 3 has the locating piece 38 of projection, corresponding with described locating piece 38 on described wheel disc 1
Offering hole 11, location on position, described locating piece 38 embeds in hole, described location 11, it is achieved the blade 3 location on wheel disc 1.
Further, the bottom of described blade 3 is connected with described wheel disc 1 full weld, the inner side of described blade 3 and described reel
Outer rim 25 full weld connects.
Further, the junction of described reel outer rim 25 and described wheel disc inner edge 12 offers cannelure 21, described takes turns
Dish inner edge 12 embeds in described cannelure 21, and described wheel disc inner edge 12 is connected with described cannelure 21 full weld.
As shown in Figures 2 and 3, the center of described reel 2 offers axis hole 22, and the top of described axis hole 22 offers keyway
23。
Further, on described reel 2, symmetry offers two bolts hole 24.When described reel 2 dismantled by needs, pass through
In described bolt hole 24, it is screwed into bolt, can easily whole impeller be taken out from rotating shaft.
Further, the thickness of described blade 3 is 5mm.
Further, the thickness of described wheel disc 1 is 5mm.
Further, the material of described wheel disc 1 is 16Mn steel, and the material of described reel 2 is Q235A, the material of described blade 3
Material is 16Mn steel.
The above is only preferred implementation of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of without departing from this utility model principle, it is also possible to make some improvements and modifications.These improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (9)
1. the axial flow fan vane wheel of a blade not decile, it is characterised in that include that wheel disc, reel and blade, described wheel disc are
Annular, described reel is arranged at described disk center of taking turns, one end of the reel outer rim of described reel and the wheel disc inner edge of described wheel disc
Being connected, the bottom of described blade is connected with described wheel disc and described reel outer rim respectively with inner side, the outside of described blade
Being connected with the wheel disc outer rim of described wheel disc, described blade not decile is distributed.
2. the axial flow fan vane wheel of blade not decile as claimed in claim 1, it is characterised in that described blade is along side clockwise
To including the first blade, the second blade, third blade, quaterfoil, the 5th blade, the 6th blade and the 7th blade, institute successively
Stating the first blade to be arranged vertically, described second blade and described first blade are 42 ° of angles, described third blade and described second
Blade is 52 ° of angles, and described quaterfoil and described third blade are 60 ° of angles, described 5th blade and described quaterfoil
In 42 ° of angles, described 6th blade and described 5th blade are 55 ° of angles, and described 7th blade and described 6th blade are 48 °
Angle, described first blade and described 7th blade are 61 ° of angles.
3. the axial flow fan vane wheel of blade not decile as claimed in claim 1, it is characterised in that the inner side of described vane tip
Having the first segmental arc, outside has the second segmental arc, the bottom of described blade have projection locating piece, on described wheel disc with
Offering hole, location on the position that described locating piece is corresponding, described locating piece embeds in hole, described location.
4. the axial flow fan vane wheel of blade not decile as claimed in claim 1, it is characterised in that the bottom of described blade and institute
Stating wheel disc full weld to connect, the inner side of described blade is connected with described reel outer rim full weld.
5. the axial flow fan vane wheel of blade not decile as claimed in claim 1, it is characterised in that described reel outer rim is with described
The junction of wheel disc inner edge offers cannelure, and described wheel disc inner edge embeds in described cannelure, and described wheel disc inner edge is with described
Cannelure full weld connects.
6. the axial flow fan vane wheel of blade not decile as claimed in claim 1, it is characterised in that the center of described reel is offered
Axis hole, the top of described axis hole is had to offer keyway.
7. the axial flow fan vane wheel of blade not decile as claimed in claim 1, it is characterised in that on described reel, symmetry is offered
There are two bolts hole.
8. the axial flow fan vane wheel of blade not decile as claimed in claim 1, it is characterised in that the thickness of described blade is
5mm。
9. the axial flow fan vane wheel of blade not decile as claimed in claim 1, it is characterised in that the thickness of described wheel disc is
5mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620638976.6U CN205714945U (en) | 2016-06-24 | 2016-06-24 | A kind of axial flow fan vane wheel of blade not decile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620638976.6U CN205714945U (en) | 2016-06-24 | 2016-06-24 | A kind of axial flow fan vane wheel of blade not decile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205714945U true CN205714945U (en) | 2016-11-23 |
Family
ID=57316890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620638976.6U Expired - Fee Related CN205714945U (en) | 2016-06-24 | 2016-06-24 | A kind of axial flow fan vane wheel of blade not decile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205714945U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110573725A (en) * | 2017-06-01 | 2019-12-13 | 福伊特专利有限公司 | Runner for hydraulic axial flow turbine or pump |
-
2016
- 2016-06-24 CN CN201620638976.6U patent/CN205714945U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110573725A (en) * | 2017-06-01 | 2019-12-13 | 福伊特专利有限公司 | Runner for hydraulic axial flow turbine or pump |
| CN110573725B (en) * | 2017-06-01 | 2020-09-29 | 福伊特专利有限公司 | Runner for hydraulic axial flow turbine or pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170624 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |