CN209943191U - Motor fan blade - Google Patents
Motor fan blade Download PDFInfo
- Publication number
- CN209943191U CN209943191U CN201920108986.2U CN201920108986U CN209943191U CN 209943191 U CN209943191 U CN 209943191U CN 201920108986 U CN201920108986 U CN 201920108986U CN 209943191 U CN209943191 U CN 209943191U
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- CN
- China
- Prior art keywords
- fan blade
- axle bed
- blade
- location axle
- positioning shaft
- 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 - Fee Related
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Abstract
A motor fan blade comprises a positioning shaft seat, an inner blade, a connecting hub, an outer fixing seat and an outer blade, wherein the positioning shaft seat is fixedly connected with a rotor shaft, a heat-conducting metal layer and a heat-conducting oil layer are arranged in the positioning shaft seat, the end part of the inner blade penetrates into the positioning shaft seat and is fixedly connected with the heat-conducting metal layer, the inner blade is made of a metal material, sealing and fixing rings are arranged at two ends of the heat-conducting oil layer, a heat-conducting oil inlet is arranged on each sealing and fixing ring, the outer wall of the positioning shaft seat is provided with the connecting hub, two connecting hubs are grouped, each group of connecting hub is coplanar with the central axis of the positioning shaft seat, a plurality of groups of connecting hubs are arranged on the positioning shaft seat, the end part of the connecting hubs is fixed with the outer fixing seat, and the outer wall of the outer fixing seat is provided, and the noise of the fan blade during operation can be reduced.
Description
Technical Field
The utility model relates to a fan blade especially relates to a motor fan blade.
Background
The heat dissipation fan of the traditional structure has certain heat dissipation effect, but the fan blade is in an arc shape, the wind power is not large, the heat dissipation effect is poor, the plastic blade is close to a heat source, particularly the fan blade positioning shaft seat is directly sleeved on the rotating shaft, the rotating shaft can conduct the heat generated on the rotor to the fan blade positioning shaft seat, and the thermal expansion coefficient of the plastic material is larger than that of the metal rotating shaft, after the temperature rises, the fan blades lose dynamic balance at the connecting part due to expansion deformation, the vibration is intensified, the noise is increased, and the service life of the fan blades is shortened.
SUMMERY OF THE UTILITY MODEL
In view of the defect that above-mentioned prior art exists, a motor fan blade, including location axle bed, inner vane, connecting wheel hub, outer fixing base, outer vane, location axle bed and rotor shaft fixed connection, be equipped with heat conduction metal layer, heat conduction oil layer in the location axle bed, the inner vane tip is worn to establish in the location axle bed with heat conduction metal layer fixed connection, the inner vane is the metal material, heat conduction oil layer both ends are equipped with sealed solid fixed ring, be equipped with the conduction oil import on the sealed solid fixed ring, location axle bed outer wall is equipped with the connecting wheel hub, connecting wheel hub two is a set of, every group connecting wheel hub with location axle bed central axis is coplanar, be equipped with the multiunit on the location axle bed and connect wheel hub, connecting wheel hub end fixing has outer fixing base, the fixing base outer wall is equipped with outer vane.
Preferably, the shape of the inner blade is an arc shape.
Preferably, the inner blade in the shape of an arc comprises a main body part and an end head part, the main body part and the axis of the positioning shaft seat form a spiral angle in space, the end head part penetrates through the positioning shaft seat and is fixedly connected with the heat-conducting metal layer.
Preferably, the connecting hub, the outer fixed seat and the fixed seat form a trapezoid therebetween.
Preferably, the connecting hub end is fixedly connected to the central portion of the inner wall of the outer fixed seat.
Preferably, the outer blades are uniformly arranged on the outer wall of the outer fixed seat.
Compared with the prior art, the utility model discloses following beneficial effect has:
be equipped with heat conduction metal level, heat conduction oil layer in the location axle bed, the location axle bed is more reliable, and the inner blade is the metal, the inner blade with heat conduction metal level fixed connection can take away the interior heat of location axle bed fast, prevents that the location axle bed warp, has increased fan blade life, has reduced the fan blade noise.
Drawings
Fig. 1 is an overall structure diagram of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a sectional view of the positioning shaft seat of the present invention.
Fig. 4 is a partially enlarged view of fig. 3.
The figure is as follows: the high-efficiency.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1-4, a motor blade includes a positioning shaft seat 2, an inner blade 4, a connecting hub 5, an outer fixing seat 6, and an outer blade 1, where the positioning shaft seat 2 is fixedly connected to a rotor shaft, a heat conducting metal layer 3 and a heat conducting oil layer 8 are disposed in the positioning shaft seat 2, an end of the inner blade 4 is inserted into the positioning shaft seat 2 and fixedly connected to the heat conducting metal layer 3, the inner blade 4 is made of a metal material, sealing fixing rings 7 are disposed at two ends of the heat conducting oil layer 8, and a heat conducting oil inlet is disposed on the sealing fixing rings 7;
the inner blade 4 is made of metal, the inner blade 4 is arc-shaped, the arc-shaped inner blade 4 comprises a main body part and an end head part, the main body part and the axis of the positioning shaft seat 2 form a spiral angle in space, and the end head part penetrates through the positioning shaft seat 2 and is fixedly connected with the heat-conducting metal layer 3;
a connecting hub 5 is arranged on the outer wall of the positioning shaft seat 2, two of the connecting hubs 5 form a group, each group of connecting hubs 5 is coplanar with the central axis of the positioning shaft seat 2, a plurality of groups of connecting hubs 5 are arranged on the positioning shaft seat 2, an outer fixing seat 6 is fixed at the end of each connecting hub 5, a trapezoid is formed among the connecting hub 5, the outer wall of the fixing shaft seat and the outer fixing seat 6, an outer blade 1 is arranged on the outer wall of the outer fixing seat 6, and the outer blade 1 is uniformly arranged on the outer wall of the outer fixing seat 6;
the utility model discloses the principle does: when the motor rotates, the fan blade can be driven to rotate, a heat-conducting metal layer 3 and a heat-conducting oil layer 8 are arranged in the positioning shaft seat 2, heat of the positioning shaft seat 2 is conducted to the heat-conducting metal layer 3 and the heat-conducting oil layer 8, when the fan blade rotates, the heat in the heat-conducting metal layer 3 is rapidly taken away by the inner blade 4, and the inner blade 4 and the outer blade 1 generate wind to cool the motor.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the right of the present invention should not be limited thereby, and therefore, modifications, equivalent changes, improvements, etc. made in the claims of the present invention are still included in the scope of the present invention.
Claims (6)
1. A motor fan blade which characterized in that: including location axle bed, inner vane, connecting hub, outer fixing base, outer vane, location axle bed and rotor shaft fixed connection, be equipped with heat conduction metal layer, heat conduction oil layer in the location axle bed, the inner vane tip is worn to establish in the location axle bed with heat conduction metal layer fixed connection, inner vane is the metal material, heat conduction oil layer both ends are equipped with sealed solid fixed ring, be equipped with the conduction oil import on the sealed solid fixed ring, location axle bed outer wall is equipped with the connecting hub, connecting hub two be a set of, every group connect hub with location axle bed the central axis is with the plane, be equipped with the multiunit on the location axle bed and connect the hub, connecting hub end fixing has outer fixing base, the fixing base outer wall is equipped with outer vane.
2. The motor fan blade of claim 1, wherein: the shape of the inner blade is arc surface shape.
3. The motor fan blade of claim 2, wherein: the inner blade in the arc shape comprises a main body part and an end head part, the main body part and the axis of the positioning shaft seat form a spiral angle in space, and the end head part penetrates through the positioning shaft seat and is fixedly connected with the heat-conducting metal layer.
4. The motor fan blade of claim 1, wherein: a trapezoid is formed among the connecting hub, the outer wall of the fixed shaft seat and the outer fixed seat.
5. The motor fan blade of claim 1, wherein: the end of the connecting hub is fixedly connected with the central part of the inner wall of the outer fixing seat.
6. The motor fan blade of claim 1, wherein: the outer blade is evenly arranged on the outer wall of the outer fixed seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920108986.2U CN209943191U (en) | 2019-01-22 | 2019-01-22 | Motor fan blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920108986.2U CN209943191U (en) | 2019-01-22 | 2019-01-22 | Motor fan blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209943191U true CN209943191U (en) | 2020-01-14 |
Family
ID=69121320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920108986.2U Expired - Fee Related CN209943191U (en) | 2019-01-22 | 2019-01-22 | Motor fan blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209943191U (en) |
-
2019
- 2019-01-22 CN CN201920108986.2U patent/CN209943191U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200114 Termination date: 20210122 |