CN216975113U - Fan blade assembly of tower crane type wind driven generator - Google Patents
Fan blade assembly of tower crane type wind driven generator Download PDFInfo
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- CN216975113U CN216975113U CN202123430526.8U CN202123430526U CN216975113U CN 216975113 U CN216975113 U CN 216975113U CN 202123430526 U CN202123430526 U CN 202123430526U CN 216975113 U CN216975113 U CN 216975113U
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Abstract
The utility model relates to a fan blade component of a tower crane type wind driven generator, which comprises: the impeller seat is fixedly connected with the central shaft tube; the impeller seat comprises an inner fixed seat fixedly connected with the middle shaft tube, the outer wall of the inner fixed seat is provided with a plurality of fixing pieces in an annular array mode, the outer ends of the fixing pieces are connected with fan blade fixing plates, fan blades are fixedly connected to the fan blade fixing plates, and the number of the fan blades is six; the six-blade wind power generation system has the advantages of better comprehensive performance and higher wind energy utilization rate.
Description
Technical Field
The utility model relates to the technical field of wind driven generators, in particular to a fan blade assembly of a tower crane type wind driven generator.
Background
Most of blades of the existing wind driven generator are composed of three blades, the included angle between the three-blade type blades is 120 degrees, when the wind direction is vertical to one blade, the blade is driven to rotate forwards, the driving effect is gradually obvious, after the wind direction forms an angle of 60 degrees with the blade, the wind force effect is gradually weakened, so that the blade with enough wind speed and enough length is needed to ensure that the blade continues to rotate the required potential energy, the next blade can be connected with the angle of the previous blade, and the blade continues to rotate; therefore, the three-blade assembly has high requirements on wind power and certain requirements on the length of the blades, so that how to rotate the impeller in a region with weak wind power is a problem to be researched.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problems in the prior art, the present invention provides a wind blade assembly of a tower crane type wind power generator.
(II) technical scheme
In order to achieve the purpose, the utility model adopts the main technical scheme that:
a fan blade assembly of a tower crane type wind driven generator comprises: the impeller seat is fixedly connected with the central shaft tube; the impeller seat includes the interior fixing base with central siphon fixed connection, interior fixing base outer wall is equipped with a plurality of mountings with the annular array mode, the outer end of mounting is connected with the fan blade fixed plate, fixedly connected with fan blade on the fan blade fixed plate, the quantity of fan blade is six.
Furthermore, the fixing piece comprises a left fixing plate and a right fixing plate, the inner ends of the left fixing plate and the right fixing plate are connected with the outer wall of the inner fixing seat in a fixed mode, the fixing piece is made to be V-shaped, and the V-shaped opening faces outwards.
Furthermore, the included angle between the left fixing plate and the right fixing plate is 60 degrees; the left fixing plate and the right fixing plate are the same in length; a fastener is arranged between the left fixing plate and the right fixing plate.
Further, the number of the fixing pieces is six; the number of the fan blade fixing plates is six, the six fan blade fixing plates form a hexagon, and the internal angle of the hexagon is 120 degrees.
Furthermore, the fan blade comprises a fan blade body, the bottom of the fan blade body is closed, the end of the fan blade body is opened outwards in an involute mode to form a blade, the blade gradually tilts upwards from the horizontal by taking the bottom of the fan blade body as a starting point, and an included angle of the end of the blade and the horizontal plane is 1.4 degrees.
Furthermore, a guide boss is formed between the bottom of the blade and the end of the blade body.
(III) advantageous effects
The utility model has the beneficial effects that: the six-blade wind power generator has the advantages of good comprehensive performance and high wind energy utilization rate.
Drawings
FIG. 1 is a schematic structural diagram of one embodiment 1 of the present invention;
FIG. 2 is a side view of the structure of one embodiment 1 of the present invention;
FIG. 3 is a schematic view of an impeller seat according to an embodiment 1 of the present invention;
fig. 4 is a schematic structural view of a fan blade according to an embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram of embodiment 2 of the present invention.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
A blade assembly of a tower-suspended wind turbine according to an embodiment 1 of the present invention, as shown in fig. 1 to 3, includes: the impeller seat 1 is fixedly connected with the central shaft tube, the impeller seat 1 comprises an inner fixed seat 11 fixedly connected with the central shaft tube, a plurality of fixing pieces 12 are arranged on the outer wall of the inner fixed seat 11 in an annular array mode, the outer end of each fixing piece 12 is connected with a fan blade fixing plate 13, each fixing piece 12 consists of a left fixing plate 121 and a right fixing plate 122, the inner ends of the left fixing plate 121 and the right fixing plate 122 are connected with the outer wall of the inner fixed seat 11 in a fixed mode, and the fixing pieces 12 are made to be V-shaped, and the V-shaped openings face outwards; the included angle between the left fixing plate 121 and the right fixing plate 122 is 60 degrees; the left fixing plate 121 and the right fixing plate 122 have the same length; a fastener 14 is arranged between the left fixing plate 121 and the right fixing plate 122; the number of the fixing pieces 12 is six; the number of the fan blade fixing plates 13 is six, the six fan blade fixing plates 13 form a hexagon, and the internal angle of the hexagon is 120 degrees.
Specifically, each fan blade fixing plate 13 is fixedly connected with six fan blades 2, and the number of the fan blades 2 is six.
Further, as shown in fig. 4, the fan blade 2 includes a fan blade body 21, the bottom of the fan blade body 21 is closed, the end of the fan blade body 21 is opened outward in an involute manner to form a fan blade 22, the fan blade 22 gradually tilts upward from the horizontal with the bottom of the fan blade body 21 as a starting point, and an included angle of 1.4 degrees is formed between the end of the fan blade 22 and the horizontal plane.
Further, a guide boss 23 is formed between the bottom of the blade 22 and the end of the blade body 21 for guiding wind power.
Specifically, the included angle of six fan blades 2 is 60 degrees, when the wind direction is perpendicular to a certain blade, the fan blades are driven to rotate forwards, the driving effect is gradually obvious, after the included angle of 60 degrees is formed between the wind direction and the certain blade, the moving direction of the blade gradually tends to be consistent with the wind moving direction, the wind force effect is gradually weakened, at this time, because the included angle of the adjacent blade is just 60 degrees, the next blade can continuously bear the angle of the previous blade, the requirement that the impeller continuously rotates is met, the wind energy is fully utilized, the advantages of the six blades have better comprehensive performance, and the wind energy utilization rate is higher.
Example 2
As shown in fig. 5, the difference between the embodiment 2 and the embodiment 1 is that the guide projection 23 is different, and the guide projection 23 of the embodiment 2 is V-shaped, so that the air guiding effect is good.
The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the present invention.
Claims (6)
1. A fan blade subassembly of tower crane formula aerogenerator which characterized in that it includes: the impeller seat (1) is fixedly connected with the central shaft tube; impeller seat (1) include with central siphon fixed connection's interior fixing base (11), interior fixing base (11) outer wall is equipped with a plurality of mounting (12) with the annular array mode, the outer end of mounting (12) is connected with fan blade fixed plate (13), fixedly connected with fan blade (2) on fan blade fixed plate (13), the quantity of fan blade (2) is six.
2. The blade assembly of a tower-suspended wind turbine according to claim 1, comprising: the fixing piece (12) is composed of a left fixing plate (121) and a right fixing plate (122), the inner ends of the left fixing plate (121) and the right fixing plate (122) are connected with the outer wall of the inner fixing seat (11) in a fixed mode, the fixing piece (12) is made to be V-shaped, and the V-shaped opening faces outwards.
3. The blade assembly of a tower-suspended wind turbine according to claim 2, comprising: the included angle between the left fixing plate (121) and the right fixing plate (122) is 60 degrees; the left fixing plate (121) and the right fixing plate (122) are the same in length; a fastener (14) is arranged between the left fixing plate (121) and the right fixing plate (122).
4. The blade assembly of a tower-suspended wind turbine according to claim 1, comprising: the number of the fixing pieces (12) is six; the number of the fan blade fixing plates (13) is six, the six fan blade fixing plates (13) form a hexagon, and the internal angle of the hexagon is 120 degrees.
5. The blade assembly of a tower-suspended wind turbine according to claim 1, comprising: the fan blade (2) comprises a fan blade body (21), the bottom of the fan blade body (21) is closed, the end of the fan blade body (21) is opened outwards in an involute mode to form a blade (22), the blade (22) gradually tilts upwards from the horizontal by taking the bottom of the fan blade body (21) as a starting point, and an included angle of 1.4 degrees is formed between the end of the blade (22) and the horizontal plane.
6. The blade assembly of a tower-suspended wind turbine according to claim 5, wherein: a guide boss (23) is formed between the bottom of the blade (22) and the end of the blade body (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123430526.8U CN216975113U (en) | 2021-12-30 | 2021-12-30 | Fan blade assembly of tower crane type wind driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123430526.8U CN216975113U (en) | 2021-12-30 | 2021-12-30 | Fan blade assembly of tower crane type wind driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216975113U true CN216975113U (en) | 2022-07-15 |
Family
ID=82349736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123430526.8U Active CN216975113U (en) | 2021-12-30 | 2021-12-30 | Fan blade assembly of tower crane type wind driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216975113U (en) |
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2021
- 2021-12-30 CN CN202123430526.8U patent/CN216975113U/en active Active
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