CN2531148Y - Fan wheel with balanced blade set - Google Patents
Fan wheel with balanced blade set Download PDFInfo
- Publication number
- CN2531148Y CN2531148Y CN 01275289 CN01275289U CN2531148Y CN 2531148 Y CN2531148 Y CN 2531148Y CN 01275289 CN01275289 CN 01275289 CN 01275289 U CN01275289 U CN 01275289U CN 2531148 Y CN2531148 Y CN 2531148Y
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- blade
- impeller
- blowing
- vane group
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model relates to a fan wheel which is provided with balanceable blade assemblies. In order to provide an electronic device cooling fan which can ensure steady rotating and high exhausting efficiency when operating, the utility model is put forward, which comprises a wheel hub forming the rampart, a shaft rod which is extended and arranged along the axial direction of the wheel hub, and blades which are equably arranged and divided around the center line of the wheel hub; the blades are multiple groups of blade assemblies which are equably arranged and divided around the center line of the wheel hub in a same plane.
Description
Technical field
The utility model belongs to the electronic equipment radiation fan, particularly a kind of impeller of tool balance blade group.
Background technique
The design department of various impeller blades is applied in the heat radiation of various electronic equipments, for example is applied on central processing unit (CPU) and the intimate heat exchanger.For instance, in the various application, the impeller blade all is that design is in order to discharge air-flow via heat exchanger, radiating fin or the air passageways of adjacency.And the balance of rotation is the factor of important consideration in the impeller running, and the high degree of balance is a primary demand.Therefore be necessary constantly to improve the structure of impeller so that meet the demand.
As shown in Figure 1, axial flow impeller 9 comprises wheel hub 90, several blades 91 and the axostylus axostyle 93 that forms ring wall 92.Blade 91 is to be extended outwardly along diameter side by ring wall 92 to form; Axostylus axostyle 92 is axially to be extended by wheel hub 90 to form.By blade 91 rotations, merely air-flow is axially discharged through impeller 9.
As shown in Figure 2, U. S. Patent 6,179,561 disclosed impellers 8 comprise formation ring wall 83 wheel hubs 80, several axial--flow bladings 81, several blowing-type blades 82 and axostylus axostyle 84.Axial--flow blading 81 and blowing-type blade 82 are can synchronously air-flow be reached vertically radially to discharge.Moreover axial--flow blading 81 and blowing-type blade 82 lie in and are stacked into two-layerly on the ring wall 83 respectively, and wherein series of strata are piled up axial--flow blading 81 and another series of strata are piled up blowing-type blade 82.Yet recently developer blade trend system merges different blades and designs in one deck, so that air-flow exhaust efficiency and and reduce the integral thickness of impeller when increasing.Its spin balancing that also makes different blades merge design simultaneously becomes important considering.Another kind of impeller system with different Blade Design in different layers.
Summary of the invention
The purpose of this utility model provides the impeller of a kind of stable rotation when guaranteeing to operate, tool balance blade group that exhaust efficiency is high.
The utility model comprises the wheel hub that forms ring wall, by hub spindle to the axostylus axostyle that extends and divide equally the blade that extends around the wheel hub center line; Blade is to divide equally the array vane group that extends in same planar circular wheel hub center line.
Wherein:
The array vane group is for being formed at three groups of vane group in 120 ° of angles respectively; Various vane group comprise two or more different blades.
Vane group is radially extended by the ring wall of wheel hub, and it comprises at least one axial--flow blading and and blowing-type blade that is spaced in regular turn and keeps same intervals.
Blowing-type vane tip and outer ends are respectively equipped with uses zigzag part and the extension part of promoting exhaust efficiency.
Vane group is radially extended by the ring wall of wheel hub, and it comprises and is spaced in regular turn and keeps first, second and third tortuous blade of same intervals; First, second and third tortuous blade forms different inclination angle with the wheel hub ring wall respectively.
The ring wing that wheel hub ring wall end radially extends, three groups of vane group system divides equally in same planar circular wheel hub center line and axially extends and encircle the wing and be connected from encircling the wing; Vane group comprises and is spaced in regular turn and keeps several crooked blowing-type blades of same intervals.
Form between several crooked blowing-type blades and the wheel hub and be communicated to the ring passage of suction port, and make each crooked blowing-type blade encircle passage relatively forming the different curvature that center line of the present utility model relatively produces spiral suction air-flow respectively.
Because the utility model comprises the wheel hub that forms ring wall, is reached to the axostylus axostyle that extends by hub spindle and divide equally the blade that extends around the wheel hub center line; Blade is to divide equally the array vane group that extends in same planar circular wheel hub center line.On impeller rotational kinematics and dynamics mechanism, array is divided equally the vane group that extends and can be kept state of equilibrium with respect to the wheel hub center line during rotation, and promote exhaust efficiency and the gain air-flow is discharged via housing, stable rotation when not only guaranteeing to operate, and the exhaust efficiency height, thereby reach the purpose of this utility model.
Description of drawings
Fig. 1, be known fan wheel structure schematic isometric.
Fig. 2, for known fan wheel structure schematic isometric of piling up two kinds of blades.
Fig. 3, be the utility model embodiment one structural representation stereogram.
Fig. 4, be the utility model embodiment one structural representation plan view.
Fig. 5, arrange side view continuously for the utility model embodiment one blade.
Fig. 6, be assembled in structural representation plan view on the housing for the utility model embodiment one.
Fig. 7, be A-A sectional view among Fig. 6.
Fig. 8, be the utility model embodiment two structural representation stereograms.
Fig. 9, be the utility model embodiment two structural representation plan views.
Figure 10, arrange side view continuously for the utility model embodiment two blade.
Figure 11, be the utility model embodiment three structural representation stereograms.
Figure 12, be the utility model embodiment three structural representation plan views.
Embodiment
Embodiment one
As Fig. 3, Fig. 4, shown in Figure 5, the axostylus axostyle 11 that the impeller 1 of the utility model tool balance blade group comprises the wheel hub 10 that forms ring wall 12, axially extended by wheel hub 10 and divide equally three groups of vane group 20 that radially extend in same planar circular wheel hub 10 center lines from wheel hub 10 ring walls 12.
The utility model is mounted in the bearing with axostylus axostyle 11 and rotates, with the rotor as motor.
Three groups of vane group 20 that radially extended by the ring wall 12 of wheel hub 10 are formed at respectively in 120 ° of angles, to guarantee the stable rotation of the utility model.On impeller rotational kinematics and dynamics mechanism, three groups of vane group 20 are tied to form and equate that total matter is heavy, and can keep state of equilibrium with respect to wheel hub 10 center lines of the present utility model during rotation.
As Fig. 4, shown in Figure 5, each vane group 20 comprise be spaced in regular turn and keep same intervals axial--flow blading 21 and with blowing-type blade 22; In blowing-type blade 22 tops and outer ends be respectively equipped with and use zigzag part 221 and the extension part 222 of promoting exhaust efficiency.
As Fig. 6, shown in Figure 7, the utility model rotational fixation is in housing 100, and zigzag part 221 correspondences of its blowing-type blade 22 are arranged at housing 100 suction ports 101; 222 of the extension parts of blowing-type blade 22 extend in the housing 100, discharge via the relief opening 102 of housing 100 with the gain air-flow.
Embodiment two
As Fig. 8, Fig. 9, shown in Figure 10, the axostylus axostyle 31 that the impeller 3 of the utility model tool balance blade group comprises the wheel hub 30 that forms ring wall 32, axially extended by wheel hub 30 and divide equally radially to extend in same planar circular wheel hub 30 center lines from wheel hub 30 ring walls 32 and arrange conglobate three groups of vane group 40.
The utility model is mounted in the bearing with axostylus axostyle 31 and rotates, with the rotor as motor.
Three groups of vane group 40 that radially extended by the ring wall 32 of wheel hub 30 are formed at respectively in 120 ° of angles, to guarantee the stable rotation of the utility model.On impeller rotational kinematics and dynamics mechanism, three groups of vane group 40 are tied to form and equate that total matter is heavy, and can keep state of equilibrium with respect to wheel hub 30 center lines of the present utility model during rotation.
As Fig. 9, shown in Figure 10, each vane group 40 comprises and is spaced in regular turn and keeps same intervals first tortuous blade 41, second tortuous blade 42 and the 3rd tortuous blade 43.
First, second and third tortuous blade 41,42,43 forms different inclination angle θ with wheel hub 30 ring walls 32 respectively
1, θ
2, θ
3
When the utility model rotational fixation turns round, form different inclination angle θ with wheel hub 30 ring walls 32 respectively by first, second and third tortuous blade 41,42,43 in housing
1, θ
2, θ
3, to change continuous exhaust pneumatic wallop direction, therefore form spiral discharge air-flow along the utility model center line, to promote exhaust efficiency by first, second and third tortuous blade 41,42,43 with respect to wheel hub 30 center lines.
Embodiment three
As Figure 11, shown in Figure 12, the axostylus axostyle 51 that the impeller 5 of the utility model tool balance blade group comprises the wheel hub 50 that forms ring wall 54, axially extended by wheel hub 50, the ring wing 52 that radially extends from wheel hub 50 ring walls 54 ends and divide equally in same planar circular wheel hub 50 center lines and axially extend and encircle three groups of vane group 60 that the wing 52 is connected from encircling the wing 52.
The utility model is mounted in the bearing with axostylus axostyle 51 and rotates, with the rotor as motor.
Three groups of vane group 60 that axially extended by the edge of a wing 52 of wheel hub 50 are formed at respectively in 120 ° of angles, to guarantee the stable rotation of the utility model.On impeller rotational kinematics and dynamics mechanism, three groups of vane group 60 are tied to form and equate that total matter is heavy, and can keep state of equilibrium with respect to wheel hub 50 center lines of the present utility model during rotation.
As Figure 11, shown in Figure 12, each vane group 60 comprises blowing-type blade 61, first crooked blowing-type blade 62, second crooked blowing-type blade 63 and the 3rd crooked blowing-type blade 64 that is spaced in regular turn and keeps same intervals; Form ring passage 53 between wheel hub 50 and first, second and third the crooked blowing- type blade 62,63,64, for being communicated to suction port, and make first, second and third crooked blowing- type blade 62,63,64 relative ring passages 53 form different curvature respectively, produce spiral suction air-flow with center line of the present utility model relatively, therefore, but after delivering to suction port, the spiral suction air-flow of first, second and third crooked blowing- type blade 62,63,64 mats discharges, it can promote the exhaust efficiency of relief opening really, also can reduce the noise that inlet stream produces.
Claims (7)
1, a kind of impeller of tool balance blade group, it comprises the wheel hub that forms ring wall, by hub spindle to the axostylus axostyle that extends and divide equally the blade that extends around the wheel hub center line; It is characterized in that described blade is to divide equally the array vane group that extends in same planar circular wheel hub center line.
2, the impeller of tool balance blade group according to claim 1 is characterized in that described array vane group is for being formed at three groups of vane group in 120 ° of angles respectively; Various vane group comprise two or more different blades.
3, the impeller of tool balance blade group according to claim 1 and 2 is characterized in that described vane group is radially extended by the ring wall of wheel hub, and it comprises at least one axial--flow blading and and blowing-type blade that is spaced in regular turn and keeps same intervals.
4, the impeller of tool balance blade group according to claim 3 is characterized in that described blowing-type vane tip and outer ends are respectively equipped with zigzag part and the extension part of using the enhancement exhaust efficiency.
5, the impeller of tool balance blade group according to claim 1 and 2 is characterized in that described vane group is radially extended by the ring wall of wheel hub, and it comprises and is spaced in regular turn and keeps first, second and third tortuous blade of same intervals; First, second and third tortuous blade forms different inclination angle with the wheel hub ring wall respectively.
6, the impeller of tool balance blade group according to claim 1 and 2 is characterized in that the ring wing that described wheel hub ring wall end radially extends, and three groups of vane group system divides equally in same planar circular wheel hub center line and axially extends and encircle the wing and be connected from encircling the wing; Vane group comprises and is spaced in regular turn and keeps several crooked blowing-type blades of same intervals.
7, the impeller of tool balance blade group according to claim 6, it is characterized in that between described several crooked blowing-type blades and the wheel hub forming and be communicated to the ring passage of suction port, and make each crooked blowing-type blade encircle passage relatively forming the different curvature that center line of the present utility model relatively produces spiral suction air-flow respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01275289 CN2531148Y (en) | 2001-12-07 | 2001-12-07 | Fan wheel with balanced blade set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01275289 CN2531148Y (en) | 2001-12-07 | 2001-12-07 | Fan wheel with balanced blade set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2531148Y true CN2531148Y (en) | 2003-01-15 |
Family
ID=33679751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01275289 Expired - Lifetime CN2531148Y (en) | 2001-12-07 | 2001-12-07 | Fan wheel with balanced blade set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2531148Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967808A (en) * | 2013-02-05 | 2014-08-06 | 建准电机工业股份有限公司 | Centrifugal fan |
| CN110873073A (en) * | 2018-08-29 | 2020-03-10 | 宏碁股份有限公司 | Heat radiation fan |
| CN111434927A (en) * | 2019-01-11 | 2020-07-21 | 华硕电脑股份有限公司 | Centrifugal fan and impeller thereof |
| CN111765119A (en) * | 2020-06-05 | 2020-10-13 | 奇鋐科技股份有限公司 | Fan blade structure |
| US11208897B2 (en) | 2018-08-02 | 2021-12-28 | Acer Incorporated | Heat dissipation fan |
| US11225974B2 (en) | 2020-06-23 | 2022-01-18 | Asia Vital Components Co., Ltd. | Fan impeller structure |
-
2001
- 2001-12-07 CN CN 01275289 patent/CN2531148Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967808A (en) * | 2013-02-05 | 2014-08-06 | 建准电机工业股份有限公司 | Centrifugal fan |
| CN103967808B (en) * | 2013-02-05 | 2016-12-28 | 建准电机工业股份有限公司 | Centrifugal fan |
| US11208897B2 (en) | 2018-08-02 | 2021-12-28 | Acer Incorporated | Heat dissipation fan |
| CN110873073A (en) * | 2018-08-29 | 2020-03-10 | 宏碁股份有限公司 | Heat radiation fan |
| CN111434927A (en) * | 2019-01-11 | 2020-07-21 | 华硕电脑股份有限公司 | Centrifugal fan and impeller thereof |
| CN111434927B (en) * | 2019-01-11 | 2021-07-09 | 华硕电脑股份有限公司 | Centrifugal fan and impeller thereof |
| US11162508B2 (en) | 2019-01-11 | 2021-11-02 | Asustek Computer Inc. | Centrifugal fan and fan wheel thereof |
| CN111765119A (en) * | 2020-06-05 | 2020-10-13 | 奇鋐科技股份有限公司 | Fan blade structure |
| CN111765119B (en) * | 2020-06-05 | 2021-07-23 | 奇鋐科技股份有限公司 | Fan blade structure |
| US11225974B2 (en) | 2020-06-23 | 2022-01-18 | Asia Vital Components Co., Ltd. | Fan impeller structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9951793B2 (en) | Ported shroud geometry to reduce blade-pass noise | |
| US8251648B2 (en) | Casing treatment for axial compressors in a hub area | |
| US7762769B2 (en) | Axial fan assembly | |
| EP3048253B1 (en) | Vanes for directing exhaust to a turbine wheel | |
| KR101127124B1 (en) | Compressor wheel housing | |
| CN1071837C (en) | Turbine blade | |
| CN1083947C (en) | Impeller for centrifugal fan | |
| JP2005042709A5 (en) | ||
| CN1485528A (en) | Mixed flow turbine and mixed flow turbine rotor blade | |
| WO2008123846A1 (en) | Outlet guide vanes for axial flow fans | |
| CN1727653A (en) | Method and appts. fan assembly for a gas turbine | |
| EP0601119A4 (en) | Forward skew fan with rake and chordwise camber corrections. | |
| US7189062B2 (en) | Centrifugal impeller | |
| CN1723348A (en) | Engine-cooling fan assembly with overlapping fans | |
| CN1317485C (en) | Variable displacement turbine | |
| JPH0826877B2 (en) | Turbo molecular pump | |
| CN2531148Y (en) | Fan wheel with balanced blade set | |
| WO2014181575A1 (en) | Clamped circular plate and vacuum pump | |
| CN111412161B (en) | Serial fan | |
| CN1025574C (en) | Runoff type molecule pump | |
| WO1995028571A1 (en) | Molecular pump | |
| JP2003180051A (en) | Moving blade of totally-enclosed fan-cooled rotating electric machine | |
| US10914231B2 (en) | Hub-less and nut-less turbine wheel and compressor wheel design for turbochargers | |
| CN1712740A (en) | Casing seat of axial-flow radiating fan | |
| CN1276186C (en) | Draft fan impeller for air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20111207 Granted publication date: 20030115 |