CN107339193B - Low-power impeller structure for narrow pipe wind-gathering power generation system - Google Patents
Low-power impeller structure for narrow pipe wind-gathering power generation system Download PDFInfo
- Publication number
- CN107339193B CN107339193B CN201710749418.6A CN201710749418A CN107339193B CN 107339193 B CN107339193 B CN 107339193B CN 201710749418 A CN201710749418 A CN 201710749418A CN 107339193 B CN107339193 B CN 107339193B
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- China
- Prior art keywords
- impeller
- blade
- disc
- uniformly distributed
- reinforcing ribs
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- 238000010248 power generation Methods 0.000 title claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 23
- 238000009434 installation Methods 0.000 abstract description 7
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000005266 casting Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The application relates to a low-power impeller structure for a narrow pipe wind-gathering power generation system, which comprises an impeller disc, wherein a plurality of first blade bases are uniformly distributed on a disc body of the impeller disc, one end of each blade base extending out of the impeller disc is provided with a blade flange for installing blades, a connecting main shaft for connecting an input end of a generator is further arranged at the axis of the impeller disc, and connecting plate reinforcing ribs for connecting the first blade bases are uniformly distributed on the periphery of the connecting main shaft along the circumferential direction. In the application, in order to adapt to high-power, large-scale production and modularized installation, the impeller adopts a low-density light material with a large structure and high strength, so that the weight of the whole structure is greatly reduced, and meanwhile, the transportation and installation cost is reduced. The impeller is lighter in weight under the condition of ensuring the structural strength, the weight of the impeller is reduced by 2/3 compared with that of the traditional spherical impeller, the impeller is easy to process, transport and install, and the cost is effectively saved.
Description
Technical Field
The application relates to the field of wind power generation equipment, in particular to a low-power impeller structure for a narrow pipe wind gathering power generation system.
Background
The wind-gathering type wind driven generator generated according to the narrow pipe effect has the advantages of gathering wind energy, increasing the pressure and the speed and improving the wind energy utilization rate, and has wide application prospect in the technical field of wind power generation. The impeller structure in the current wind-collecting type wind driven generator is a spherical impeller, the surface of the spherical impeller structure is required to be perforated, and the root of a blade root connected with the impeller structure is larger, so that the hole diameter on the spherical surface is larger, the structural strength of the impeller is not high, meanwhile, the casting of the current impeller structure is thicker and heavier, the casting is applied to mountain transportation and difficult transportation, and the cost is high.
Disclosure of Invention
The present inventors have made research and improvement with respect to the above-mentioned existing problems, and have provided a low-power impeller structure for a narrow-pipe wind-collecting power generation system, and the impeller of the present application adopts a wheel structure, and the weight of the impeller is reduced by 2/3 as compared with the existing structure, and is suitable for outdoor installation.
The technical scheme adopted by the application is as follows:
a low-power impeller structure for a narrow pipe wind gathering power generation system comprises an impeller disc, wherein a plurality of first blade bases are uniformly distributed on a disc body of the impeller disc, one end of each blade base extending out of the impeller disc is provided with a blade flange for installing blades, the axis of the impeller disc is further provided with a connecting main shaft for connecting an input end of a generator, and connecting plate reinforcing ribs for connecting the first blade bases are uniformly distributed on the periphery of the connecting main shaft along the circumferential direction.
The further technical scheme is as follows:
a plurality of flange reinforcing ribs are uniformly distributed on the periphery of one end of the blade base, which is connected with the blade flange, along the circumferential direction;
a plurality of second reinforcing ribs are uniformly distributed on the impeller disc along the periphery of the connecting main shaft in the circumferential direction;
each second reinforcing rib is uniformly distributed between two adjacent first reinforcing ribs;
the impeller disc is a circular disc body, and a hollow part is further formed on the impeller disc between two mutually adjacent blade bases;
and the first blade flange is also provided with a blade mounting hole for connecting the blade.
The beneficial effects of the application are as follows:
in the application, in order to adapt to high-power, large-scale production and modularized installation, the impeller adopts a low-density light material with a large structure and high strength, so that the weight of the whole structure is greatly reduced, and meanwhile, the transportation and installation cost is reduced. The impeller is lighter in weight under the condition of ensuring the structural strength, the weight of the impeller is reduced by 2/3 compared with that of the traditional spherical impeller, the impeller is easy to process, transport and install, and the cost is effectively saved.
Drawings
Fig. 1 is a front view of the present application.
Fig. 2 is a schematic cross-sectional view of fig. 1 in the direction A-A.
FIG. 3 is a schematic diagram of a three-dimensional structure I of the present application.
Fig. 4 is a schematic perspective view ii of the present application.
Wherein: 101. a blade flange; 102. flange reinforcing ribs; 103. a blade base; 104. connecting plate reinforcing ribs; 105. an impeller disc; 106. connecting a main shaft; 107. a first reinforcing rib; 108. a second reinforcing rib; 109. a hollow portion; 110. blade mounting holes.
Detailed Description
The following describes specific embodiments of the present application.
The low-power impeller structure for the narrow pipe wind-gathering power generation system comprises an impeller plate 105, wherein a plurality of first blade bases 103 are uniformly distributed on a plate body of the impeller plate 105, one end of each blade base 103 extending out of the impeller plate 105 is provided with a blade flange 101 for installing a blade 12, a connecting main shaft 106 for connecting an input end of a generator is further arranged at an axle center of the impeller plate 105, and connecting plate reinforcing ribs 104 for connecting the blade bases 103 are uniformly distributed on the outer periphery of the connecting main shaft 106 along the circumferential direction. A plurality of flange reinforcing ribs 102 are uniformly distributed on the periphery of one end of the blade base 103 connected with the blade flange 101 along the circumferential direction. A plurality of second reinforcing ribs 108 are circumferentially and uniformly distributed on the impeller plate 105 along the outer periphery of the connecting spindle 106, and each of the second reinforcing ribs 108 is uniformly distributed between two adjacent first reinforcing ribs 107. The impeller plate 105 is a circular plate body, and a hollow portion 109 is provided in the impeller plate 105 between two adjacent blade bases 103. The first blade flange 101 is further provided with a blade mounting hole 110 for connecting the blade.
In the application, in order to adapt to high-power, large-scale production and modularized installation, the impeller adopts a low-density light material with a large structure and high strength, so that the weight of the whole structure is greatly reduced, and meanwhile, the transportation and installation cost is reduced. The impeller is lighter in weight under the condition of ensuring the structural strength, the weight of the impeller is reduced by 2/3 compared with that of the traditional spherical impeller, the impeller is easy to process, transport and install, and the cost is effectively saved.
The above description is illustrative of the application and not limiting, the scope of the application being defined by the appended claims, which may be modified in any manner without departing from the basic structure of the application.
Claims (2)
1. A low-power impeller structure for narrow pipe wind power generation system, its characterized in that: the novel impeller comprises an impeller disc (105), wherein a plurality of first blade bases (103) are uniformly distributed on a disc body of the impeller disc (105), the blade bases (103) are of a cylindrical structure, one end of each blade base (103) extending out of the impeller disc (105) is provided with a blade flange (101) for installing a blade (12), a connecting main shaft (106) for connecting an input end of a generator is further arranged at an axle center of the impeller disc (105), and connecting plate reinforcing ribs (104) for connecting the first blade bases (103) are uniformly distributed on the periphery of the connecting main shaft (106) along the circumferential direction;
a plurality of flange reinforcing ribs (102) are uniformly distributed on the periphery of one end of the blade base (103) connected with the blade flange (101) along the circumferential direction;
a plurality of second reinforcing ribs (108) are uniformly distributed on the impeller disc (105) along the periphery of the connecting main shaft (106) in the circumferential direction;
first reinforcing ribs (107) for connecting the first blade base (103) are uniformly distributed on the periphery of the connecting spindle (106) opposite to the connecting plate reinforcing ribs (104) along the circumferential direction, each second reinforcing rib (108) is uniformly distributed between two adjacent first reinforcing ribs (107), and a plurality of lightening holes are formed in the connecting plate reinforcing ribs (104);
the impeller disc (105) is a circular disc body, and a hollow part (109) is further arranged between two mutually adjacent blade bases (103) on the impeller disc (105).
2. A low power impeller structure for a slot wind power generation system as recited in claim 1, wherein: and a blade mounting hole (110) for connecting the blade is also formed in the first blade flange (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710749418.6A CN107339193B (en) | 2017-08-28 | 2017-08-28 | Low-power impeller structure for narrow pipe wind-gathering power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710749418.6A CN107339193B (en) | 2017-08-28 | 2017-08-28 | Low-power impeller structure for narrow pipe wind-gathering power generation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107339193A CN107339193A (en) | 2017-11-10 |
| CN107339193B true CN107339193B (en) | 2023-09-01 |
Family
ID=60214409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710749418.6A Active CN107339193B (en) | 2017-08-28 | 2017-08-28 | Low-power impeller structure for narrow pipe wind-gathering power generation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107339193B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203926127U (en) * | 2014-06-25 | 2014-11-05 | 浙江钜联风能机械有限公司 | A kind of fan blade of new Joining Structure |
| CN207145129U (en) * | 2017-08-28 | 2018-03-27 | 江苏中蕴风电科技有限公司 | A kind of small-power blade wheel structure for narrow pipe wind collection power generation system |
-
2017
- 2017-08-28 CN CN201710749418.6A patent/CN107339193B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203926127U (en) * | 2014-06-25 | 2014-11-05 | 浙江钜联风能机械有限公司 | A kind of fan blade of new Joining Structure |
| CN207145129U (en) * | 2017-08-28 | 2018-03-27 | 江苏中蕴风电科技有限公司 | A kind of small-power blade wheel structure for narrow pipe wind collection power generation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107339193A (en) | 2017-11-10 |
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