CN110273811B - Root cutting-free wind power blade equipment - Google Patents
Root cutting-free wind power blade equipment Download PDFInfo
- Publication number
- CN110273811B CN110273811B CN201910587496.XA CN201910587496A CN110273811B CN 110273811 B CN110273811 B CN 110273811B CN 201910587496 A CN201910587496 A CN 201910587496A CN 110273811 B CN110273811 B CN 110273811B
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- CN
- China
- Prior art keywords
- wind power
- flange
- root
- close
- blade
- 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.)
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Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013341 scale-up Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- 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
- F03D1/0608—Rotors characterised by their aerodynamic shape
- F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
-
- 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
- F03D1/0675—Rotors characterised by their construction elements of the blades
-
- 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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
- B29C70/443—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding and impregnating by vacuum or injection
-
- 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
- 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
- Y02E10/728—Onshore wind turbines
Landscapes
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of wind power blades, in particular to root cutting-free wind power blade equipment, which comprises a flange, wherein a wind power blade is arranged on the inner wall of the flange, a reinforcing plate is arranged on the inner wall of the wind power blade, which is close to the end part, the reinforcing plate is close to the wind power blade, one sides of ports are fixedly connected with connecting columns, through holes are formed in base surfaces, which are close to the edges, of the flange, four fixing blocks are fixedly connected to the bottom of the flange in a displaying manner, pin columns are connected to base surfaces, which are close to the two end parts, of the fixing blocks, pin columns are connected to base surfaces, which are close to the two end parts, a movable rod is movably connected to one end, which is located outside the flange, of the movable rod, a movable piece is movably connected to one end, which is far away from the pin columns, and a fixing hole is formed in the side wall of the movable piece. The invention ensures the air tightness, and the blade root part is free from cutting, so that the product quality is greatly improved.
Description
Technical Field
The invention belongs to the technical field of wind power blades, and particularly relates to root cutting-free wind power blade equipment.
Background
The blade is the industry with higher certainty, larger market capacity and clear profit pattern in the wind power component. With the release of the shortage of supply and demand, the wind power blade industry will also be transformed from the team-male hybrid battle to several strong disputes, and the wind power blade industry in China is undergoing a field of industrial shuffling integration. With the expansion of the market scale of the wind power blade, the cost and selling price are reduced, but the cost reduction speed of enterprises with the advantages of scale, technology and cost exceeds the selling price reduction speed, and the profit exceeds the average level. Future industry competition patterns require manufacturer scale up, cost reduction, and technical advantages.
With the continuous development of wind power blades, the cost is reduced as much as possible and the harm to the natural environment is reduced on the premise of pursuing high efficiency and long service life, and a cutting-free process of the blade root area of the blade is researched, so that the production efficiency is improved, and the cost is greatly reduced. The paper is analyzed and discussed from the cutting-free of the bonding surface and the cutting-free of the axial end surface respectively, and the optimal technological process is finally obtained through verification, so that the waste amount, dust and noise are reduced, the cost is successfully reduced, and the method has great theoretical and practical significance for the development and improvement of wind power blades in future.
In the prior art, the root of the wind power blade needs to be cut, the quality cannot be guaranteed, and meanwhile, waste is caused.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides root cutting-free wind power blade equipment.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a root exempts from to cut wind-powered electricity generation blade equipment, includes the flange, the inner wall of flange is equipped with wind-powered electricity generation blade, wind-powered electricity generation blade is close to the inner wall of tip and is equipped with the reinforcing plate, the reinforcing plate is close to wind-powered electricity generation blade, the equal fixedly connected with spliced pole in one side of port, the through-hole has all been seted up to the base plane that the flange is close to the border, four fixed blocks of fixedly connected with are all displayed to the bottom of flange, the base plane that the fixed block is close to two tip all cross-under has the round pin post, the round pin post is located the outside one end swing joint of flange has the movable rod, the one end swing joint that the movable rod kept away from the round pin post has the movable part, the fixed orifices has been seted up to the lateral wall of movable part, wind-powered electricity generation blade's root adopts the pouring technology, the water conservancy diversion net chordwise that the pouring technology adopted the interior arris terminal surface 10-20mm of wind-powered electricity generation blade, the root chordwise distance of wind-powered electricity generation blade water conservancy diversion net limit 40-50mm, the root annular vacuum all wraps at frock internal surface, frock inside and outside all cladding vacuum membrane.
Preferably, the wind power blade comprises two half blades which are spliced.
Preferably, one end of the connecting column far away from the reinforcing plate is fixedly connected to the pin column.
Preferably, the flange tool controls axial dislocation and flatness.
Preferably, the four fixing blocks are positioned at four points, and the T-shaped support is changed into a hexagonal positioning support.
Compared with the prior art, the invention has the beneficial effects that:
1. axial dislocation and flatness are controlled through the flange tool, and the start point of the end face of the blade root can be free from cutting.
2. The root of the wind power blade is preferably a pouring process, the chord direction of the wind power blade is 40-50mm away from the edge of a flow guiding net (the chord direction of the flow guiding net is 10-20mm away from the end face of an inner edge), the annular area of the blade root is vacuum-coated on the inner surface of the tool, the inner and outer surfaces of the tool are vacuum-coated with vacuum films, the air tightness is ensured, the blade root is free from cutting, and the product quality is greatly improved.
3. The four fixed blocks are fixedly connected to the bottom of the flange in a displaying mode, the base surfaces of the fixed blocks close to the two end portions are fixedly connected with the pin columns in a penetrating mode, one end of each pin column located outside the flange is movably connected with the movable rod, one end of each movable rod, far away from each pin column, is movably connected with the movable piece, the side wall of each movable piece is provided with the fixing hole, one end of each connecting column, far away from the reinforcing plate, is fixedly connected with each pin column, and is firm in fixing, safe and reliable.
In the invention, the parts which are not involved in the device are the same as or can be realized by adopting the prior art, the air tightness is ensured, the blade root part is free from cutting, and the product quality is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a root cut-free wind power blade device according to the present invention;
FIG. 2 is a schematic structural view of a portion of a root cut-free wind turbine blade apparatus according to the present invention;
fig. 3 is a schematic structural diagram of a part of a root cut-free wind power blade device according to the present invention.
In the figure: 1 flange, 2 wind power blade, 3 half blade, 4 reinforcing plate, 5 spliced pole, 6 through-holes, 7 fixed blocks, 8 round pin post, 9 movable rod, 10 moving parts, 11 fixed orifices.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-3, a root cutting-free wind power blade device comprises a flange 1, the inner wall of the flange 1 is provided with a wind power blade 2, the inner wall of the wind power blade 2 close to the end is provided with a reinforcing plate 4, the reinforcing plate 4 is close to the wind power blade 2, one side of a port is fixedly connected with a connecting column 5, through holes 6 are formed in base planes of the flange 1 close to the edge, four fixed blocks 7 are fixedly connected to the bottom of the flange 1, pin columns 8 are connected to base planes of the fixed blocks 7 close to the two end in a penetrating manner, one end of each pin column 8 located outside the flange 1 is movably connected with a movable rod 9, one end of each movable rod 9 away from each pin column 8 is movably connected with a movable piece 10, a fixed hole 11 is formed in the side wall of each movable piece 10, the root of the wind power blade 2 adopts a pouring process, the root chord direction of each wind power blade 2 is in a flow guiding network chord direction 10-20mm from the inner edge end face of the wind power blade 2, the root chord direction of each wind power blade 2 is in a flow guiding network edge 40-50mm, and the root of each wind power blade 2 is wrapped on the annular inner surface of a vacuum tool.
The wind power blade 2 is formed by splicing two half blades 3.
The end of the connecting post 5, which is far away from the reinforcing plate 4, is fixedly connected to the pin 8.
The flange 1 tool is used for controlling axial dislocation and flatness.
Four fixed blocks 7 are positioned at four points, and the T-shaped support is changed into a hexagonal positioning support.
The working process of the invention is as follows: in the actual working process, a wind power blade 2 is arranged on the inner wall of the flange 1, a reinforcing plate 4 is arranged on the inner wall of the wind power blade 2 close to the end part, a connecting column 5 is fixedly connected to one side of each reinforcing plate 4 close to the wind power blade 2, through holes 6 are formed in base surfaces of the flange 1 close to the edges, four fixing blocks 7 are fixedly connected to the bottom of the flange 1 in a displaying mode, pin posts 8 are connected to the base surfaces of the two end parts of the fixing blocks 7 in a penetrating mode, a movable rod 9 is movably connected to one end of each pin post 8, located outside the flange 1, a movable piece 10 is movably connected to one end of each movable rod 9, away from the pin posts 8, a fixing hole 11 is formed in the side wall of each movable piece 10, axial dislocation and flatness are controlled through a flange 1 tool, and cutting-free of a starting point of the end face of each blade root can be achieved; the root of the wind power blade 2 is preferably a pouring process, the chord direction distance of the wind power blade is 40-50mm from the edge of a flow guiding net (the chord direction distance of the flow guiding net is 10-20mm from the end face of an inner edge), the annular area of the blade root is vacuum-coated on the inner surface of the tool, the inner and outer surfaces of the tool are vacuum-coated with vacuum films, the air tightness is ensured, the blade root is free from cutting, and the product quality is greatly improved; four fixed blocks 7 are fixedly connected to the bottom of the flange 1, pin posts 8 are fixedly connected to the base surfaces of the fixed blocks 7, which are close to two end parts, of the flange 1, movable rods 9 are movably connected to one ends of the pin posts 8, one ends of the movable rods 9, which are far away from the pin posts 8, of the movable pieces 10 are movably connected, fixing holes 11 are formed in the side walls of the movable pieces 10, one ends of the connecting posts 5, which are far away from the reinforcing plates 4, of the connecting posts are fixedly connected to the pin posts 8, and the connecting posts are firm in fixing, safe and reliable.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. Root is exempted from to cut wind-powered electricity generation blade equipment, including flange (1), its characterized in that: the inner wall of flange (1) is equipped with wind-powered electricity generation blade (2), the inner wall that wind-powered electricity generation blade (2) is close to the tip is equipped with reinforcing plate (4), reinforcing plate (4) are close to wind-powered electricity generation blade (2), and equal fixedly connected with spliced pole (5) in one side of port, through-hole (6) have all been seted up to the base plane that flange (1) is close to the border, four fixed blocks (7) of equal display fixedly connected with in the bottom of flange (1), the base plane that fixed block (7) are close to two tip all cross-under has round pin post (8), the one end swing joint that round pin post (8) are located flange (1) outside has movable rod (9), one end swing joint that movable rod (9) kept away from round pin post (8) has movable part (10), fixed orifices (11) have been seted up to the lateral wall of movable part (10), the root of wind-powered electricity generation blade (2) adopts the pouring technology, the water conservancy diversion net chord direction that pouring technology adopted apart from wind-powered electricity generation blade (2) inner edge face 10-20mm, the root chord line that wind-powered electricity generation blade (2) is close to root chord line root edge 40-50mm, the equal vacuum tooling surface cladding inside and outside the frock.
2. A root cut-free wind power blade apparatus as claimed in claim 1, wherein: the wind power blade (2) is formed by splicing two half blades (3).
3. A root cut-free wind power blade apparatus as claimed in claim 1, wherein: one end of the connecting column (5) far away from the reinforcing plate (4) is fixedly connected with the pin column (8).
4. A root cut-free wind power blade apparatus as claimed in claim 1, wherein: the flange (1) tool is used for controlling axial dislocation and flatness.
5. A root cut-free wind power blade apparatus as claimed in claim 1, wherein: four fixed blocks (7) are positioned at four points, and the T-shaped support is changed into a hexagonal positioning support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910587496.XA CN110273811B (en) | 2019-07-02 | 2019-07-02 | Root cutting-free wind power blade equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910587496.XA CN110273811B (en) | 2019-07-02 | 2019-07-02 | Root cutting-free wind power blade equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110273811A CN110273811A (en) | 2019-09-24 |
| CN110273811B true CN110273811B (en) | 2023-11-24 |
Family
ID=67963895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910587496.XA Active CN110273811B (en) | 2019-07-02 | 2019-07-02 | Root cutting-free wind power blade equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110273811B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT510694B1 (en) * | 2011-01-21 | 2012-06-15 | Hexcel Holding Gmbh | MODULE FOR HOLDING AT LEAST ONE POD |
| EP2481559A1 (en) * | 2011-02-01 | 2012-08-01 | Siemens Aktiengesellschaft | Method of moulding a wind-turbine blade |
| CN105269717A (en) * | 2014-10-21 | 2016-01-27 | 北京玻钢院复合材料有限公司 | Wind power blade mold and manufacturing method thereof |
| CN108312579A (en) * | 2018-04-03 | 2018-07-24 | 苏州天顺风电叶片技术有限公司 | A kind of wind electricity blade manufacture mold and its flange |
| CN207954432U (en) * | 2018-03-08 | 2018-10-12 | 三一张家口风电技术有限公司 | Wind-powered blade mold system |
-
2019
- 2019-07-02 CN CN201910587496.XA patent/CN110273811B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT510694B1 (en) * | 2011-01-21 | 2012-06-15 | Hexcel Holding Gmbh | MODULE FOR HOLDING AT LEAST ONE POD |
| EP2481559A1 (en) * | 2011-02-01 | 2012-08-01 | Siemens Aktiengesellschaft | Method of moulding a wind-turbine blade |
| CN105269717A (en) * | 2014-10-21 | 2016-01-27 | 北京玻钢院复合材料有限公司 | Wind power blade mold and manufacturing method thereof |
| CN207954432U (en) * | 2018-03-08 | 2018-10-12 | 三一张家口风电技术有限公司 | Wind-powered blade mold system |
| CN108312579A (en) * | 2018-04-03 | 2018-07-24 | 苏州天顺风电叶片技术有限公司 | A kind of wind electricity blade manufacture mold and its flange |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110273811A (en) | 2019-09-24 |
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