CN114810515A - Modular wind power blade block connecting structure and splicing method - Google Patents
Modular wind power blade block connecting structure and splicing method Download PDFInfo
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- CN114810515A CN114810515A CN202210393930.2A CN202210393930A CN114810515A CN 114810515 A CN114810515 A CN 114810515A CN 202210393930 A CN202210393930 A CN 202210393930A CN 114810515 A CN114810515 A CN 114810515A
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- butt joint
- joint surface
- gap
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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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
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- 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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
- B29C65/54—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive between pre-assembled parts
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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
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of wind power blade manufacturing, in particular to a modularized wind power blade block connecting structure and a splicing method, wherein the connecting structure comprises a first member, a second member and a connecting piece; the end surfaces of the first member and the second member facing each other are provided with butt joint surfaces, and the butt joint surfaces are integrally arranged in an inclined mode and comprise a first butt joint surface arranged on the first member and a second butt joint surface arranged on the second member; when the first butt joint surface and the second butt joint surface are in butt joint, a gap is formed between the first butt joint surface and the second butt joint surface; the connecting piece is a structure formed by injecting structural adhesive into a gap between the first butt joint surface and the second butt joint surface and curing; the first butt joint surface and the second butt joint surface are provided with reinforcing parts which are arranged in a concave mode in the thickness direction of the first butt joint surface and the second butt joint surface, the reinforcing parts are communicated with the gaps, and the connecting piece comprises a shape which is injected into the reinforcing parts from the gaps and is formed through curing. The invention realizes the connection of the first member and the second member in the process of structural adhesive curing, and has simple process and high splicing efficiency.
Description
Technical Field
The invention relates to the technical field of wind power blade manufacturing, in particular to a modularized wind power blade block connecting structure and a splicing method.
Background
The wind power blade is a core component for converting natural wind energy into electric energy of a wind generating set in the wind generating set, and with the large-scale development of the wind power blade, the wind power blade is made of composite materials such as carbon fibers, and a modularized scheme is also adopted for the convenience of installation and transportation, but the connection reliability between modules becomes a key technical link;
in the related art, in order to improve the structural strength of the splicing surface, a large slope structure is mostly adopted on the splicing surface, and the skin and the like are used as a reinforcing layer to improve the connection strength, however, the connection structure is more complex and the construction period is longer;
the information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the blocking connection structure and the splicing method of the modularized wind power blade are provided to improve the blocking connection efficiency.
In order to achieve the purpose, the invention adopts the technical scheme that:
in a first aspect, the invention provides a modularized wind power blade block connecting structure, which comprises a first member, a second member and a connecting piece, wherein the first member is connected with the second member;
the end surfaces of the first member and the second member facing each other are provided with butt joint surfaces, the butt joint surfaces are integrally obliquely arranged and comprise a first butt joint surface arranged on the first member and a second butt joint surface arranged on the second member;
when the first butt joint surface and the second butt joint surface are in butt joint, a gap is formed between the first butt joint surface and the second butt joint surface;
the connecting piece is a structure formed by injecting structural adhesive into the gap between the first butt joint surface and the second butt joint surface and curing;
wherein the first butt joint surface and the second butt joint surface are provided with reinforced parts which are concavely arranged in the thickness direction, the reinforced parts are communicated with the gap, and the connecting piece comprises a shape which is injected into the reinforced parts from the gap and is solidified and molded.
Further, the first butt joint face and the second butt joint face are arranged in parallel correspondingly, and both comprise a first inclined section, a horizontal section connected with the first inclined section and a second inclined face connected with the horizontal section, and the reinforcing part is arranged on the horizontal section.
Furthermore, the reinforcing parts are hole sites penetrating through the first member and the second member in the thickness direction, and a plurality of reinforcing parts are uniformly distributed in the length direction of the butt joint surface.
Further, one end of the reinforcing part, which is far away from the horizontal section, is of a flaring-shaped structure.
Further, the first and second angled sections are rounded at both end faces of the first and second members.
Furthermore, the reinforcing part extends along the length direction of the butt joint face and is arranged in a penetrating mode, the cross section of the reinforcing part is of a dovetail structure, and one side, with the larger cross section width, of the reinforcing part is arranged in the direction far away from the butt joint face.
Further, the reinforcement portions on the first and second abutting surfaces are provided in communication, and the gap between the first and second abutting surfaces is replaced by the communicated reinforcement portions.
Furthermore, a plurality of dovetail grooves are uniformly distributed in the horizontal section along the length direction of the splicing surface at equal intervals, and the dovetail grooves are communicated with the reinforcing part.
Further, the dovetail groove extends from the end face where the first inclined section is located to the end face where the second inclined section is located.
In a second aspect, the invention provides a splicing method of the modular wind turbine blade block connecting structure according to any one of the first aspect, which comprises the following steps:
butting the butting surfaces of the first member and the second member according to a set gap, and fixing the positions of the first member and the second member;
coating a vacuum film on the butt joint surface of the first member and the second member;
injecting structural adhesive towards the butt joint surface of the same side of the first component and the second component, and vacuumizing from the other side;
and stopping injecting the glue when the structural glue appears at the vacuumized position, and waiting for the structural glue to be cured and formed to form a connecting piece for fixing the first member and the second member together.
The beneficial effects of the invention are as follows: according to the invention, the abutting surfaces are arranged on the first member and the second member, and the gap and the reinforcing part are arranged between the first abutting surface and the second abutting surface, so that the curing molding of the connecting piece between the first member and the second member is realized through glue injection, and the connection of the first member and the second member is realized in the structural glue curing process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of an explosion structure of a modular wind turbine blade block connection according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a first component according to a first embodiment of the present invention;
FIG. 3 is a schematic perspective view illustrating a connection structure of a first member and a second member according to a first embodiment of the present invention;
FIG. 4 is a schematic diagram of the exploded structure of FIG. 3 according to one embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a blocking connection of a modular wind turbine blade according to a second embodiment of the present invention;
FIG. 6 is an enlarged view of a portion A of FIG. 5 according to a second embodiment of the present invention;
FIG. 7 is a schematic diagram of an explosion structure of a modular wind turbine blade block connection according to a second embodiment of the present invention;
fig. 8 is a partial enlarged view of a portion B in fig. 7 according to a second embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Example one
The modular wind power blade blocking connection structure as shown in fig. 1 to 4 comprises a first member 10, a second member 20 and a connecting piece 30; it should be noted here that the first component 10 and the second component 20 in the embodiment of the present invention refer to two adjacent modules in the wind turbine blade modular connection structure, and may be two adjacent modules in the width direction of the wind turbine blade or two adjacent modules in the length direction of the wind turbine blade;
in the embodiment of the present invention, the end surfaces of the first member 10 and the second member 20 facing each other have abutting surfaces, and the abutting surfaces are arranged obliquely as a whole and include a first abutting surface 11 provided on the first member 10 and a second abutting surface 21 provided on the second member 20; it should be noted here that in the embodiment of the present invention, the purpose of disposing the entire butting face obliquely is to increase the area of the butting face, i.e. to increase the effective contact area of the butting face, thereby increasing the connection reliability; the first abutting surface 11 and the second abutting surface 21 are in principle of complementary shapes, i.e. the first abutting surface 11 and the second abutting surface 21 are two surfaces cut along the thickness direction of the component;
when the first butt joint surface 11 and the second butt joint surface 21 are butted, a gap is formed between the first butt joint surface 11 and the second butt joint surface 21, wherein the gap is used for forming the connecting piece 30, and as shown in fig. 1, when the positions of the first member 10 and the second member 20 are fixed, a structure formed by injecting structural glue into the gap between the first butt joint surface 11 and the second butt joint surface 21 is cured;
furthermore, in the embodiment of the present invention, in order to further enhance the connection strength between the connector 30 and the first member 10 and the second member 20, as shown in fig. 2, the first abutting surface 11 and the second abutting surface 21 have the reinforcement portion 22 concavely provided thereon in the thickness direction thereof, the reinforcement portion 22 communicates with the gap, and the connector 30 includes a shape which is injected from the gap to the reinforcement portion 22 and is cured. It should be noted that, although the present invention is modified by the person skilled in the art by forming the gap between the first member 10 and the second member 20, so as to connect the two members, the present invention is still within the scope of the present invention.
In the above embodiment, by providing the abutting surfaces on the first member 10 and the second member 20 and providing the gap and the reinforcing portion 22 between the first abutting surface 11 and the second abutting surface 21, the curing molding of the connecting member 30 between the first member 10 and the second member 20 is realized by glue injection, so that the first member 10 and the second member 20 are connected in the process of curing the structural glue, and compared with the prior art, the process is simple and the splicing efficiency is high.
On the basis of the above embodiment, with reference to fig. 1 and fig. 2, the first abutting surface 11 and the second abutting surface 21 are disposed in parallel, and both include a first inclined section 21a, a horizontal section 21b connected to the first inclined section 21a, and a second inclined surface connected to the horizontal section 21b, and the reinforcing portion 22 is disposed on the horizontal section 21 b. The two splicing surfaces are parallel, namely the intervals between the two splicing surfaces at the same position are the same, through the arrangement, the connection strength of the structural adhesive at each position can be ensured to be consistent, the connection reliability in each direction after connection can be improved in a mode that the first butt joint surface 11 and the second butt joint surface 21 are arranged into the first inclined section 21a, the horizontal section 21b and the second inclined section 21c, the connection reliability can be improved, and the construction difficulty can be reduced by arranging the reinforcing part 22 on the horizontal section 21b, so that after the reinforcing part 22 is arranged on the horizontal section 21b, the connection strength of the connection in the horizontal direction and the vertical direction can be improved through the connection of the horizontal section 21b and the reinforcing part 22, and the connection strength in the inclined direction can be improved through the arrangement of the two inclined sections; it should be noted that, of course, the inclination angle between the first inclined section 21a and the second inclined section 21c is not limited in the embodiments of the present invention, and may be an inclined manner as shown in fig. 1, an inclined manner as shown in fig. 6, or other manners capable of realizing splicing;
in the embodiment of the present invention, as shown in fig. 1 and 2, the reinforcing portions 22 are holes penetrating in the thickness direction of the first member 10 and the second member 20, and are uniformly provided in plurality in the length direction of the abutting surface. Through the arrangement of through hole positions, a form similar to bolt connection is formed; in the embodiment of the present invention, with reference to fig. 2, an end of the reinforcing portion 22 away from the horizontal section 21b is flared. The formation of a rivet cap-like structure is achieved by the flared arrangement, so that the fixing takes place in the thickness direction of the first component 10 and the second component 20, which further increases the reliability of the connection in a manner defined by the adhesive-bonded structure.
Further, as shown in fig. 3 and 4, the first inclined section 21a and the second inclined section 21c are rounded at both end faces of the first member 10 and the second member 20. Through the arrangement of the chamfer, the connecting piece 30 forms a barb form with two ends covering the first member 10 and the second member 20 when being molded, so that the structure is limited at the starting point of the connection, and the fracture and the separation of the connection are further prevented.
Example two
In the second embodiment of the present invention, the structural form of the connecting member 30 is modified, as shown in fig. 5 and 6, the reinforcing portion 22 is disposed to extend through along the length direction of the abutting surface, the cross section of the reinforcing portion 22 has a dovetail structure, and the side of the reinforcing portion 22 with the larger cross section width is disposed away from the abutting surface. Through the arrangement of the structural form, a mortise and tenon structure similar to that in woodworking is realized, the first member 10 and the second member 20 are tightly connected together through the connecting piece 30, and it is to be noted that a proper gap is arranged at the rest parts of the first member 10 and the second member 20, so that the rest parts are also connected and fixed through structural glue;
in the preferred embodiment of the present invention, the reinforcement portions 22 on the first abutting surface 11 and the second abutting surface 21 are disposed in communication, and the gap between the first abutting surface 11 and the second abutting surface 21 is replaced by the reinforcement portion 22 in communication. As shown in fig. 6, by means of communicating the reinforced portions 22 on the first abutting surface 11 and the second abutting surface 21, the connecting member 30 fixes the first member 10 and the second member 20 together, and by such a structure and the effect of the structural adhesive, the first member 10 and the second member 20 are uniformly fixed in the vertical, left and right directions, so that a gap can be reduced or even not required to be reserved at other places of the first abutting surface 11 and the second abutting surface 21, only the first member 10 and the second member 20 need to be spliced together, and the convenience of molding is improved;
as shown in fig. 7 and 8, in the embodiment of the present invention, when there is no gap between the first abutting surface 11 and the second abutting surface 21, in order to further improve the connecting strength of the two, as shown in fig. 8, a plurality of dovetail grooves 23 are further uniformly distributed along the length direction of the splicing surface in the horizontal section 21b, and the dovetail grooves 23 are communicated with the reinforcing portion 22. In this way, through the transverse arrangement of the dovetail grooves 23, after the first member 10 and the second member 20 are butted, the first member 10 and the second member 20 are also reinforced in the tenon-and-mortise structure in the length direction of the butted surface by means of injecting glue, and through the communication with the reinforcing part 22, the structural glue is injected into the first member 10 and the second member 20 through the two dovetail grooves 23 in the thickness direction to form a reliable connection, and in the embodiment of the present invention, with continuing reference to fig. 8, the dovetail grooves 23 extend from the end surface where the first inclined section 21a is located to the end surface where the second inclined section 21c is located. Through the arrangement of the mode, the volume of the connecting piece 30 is close to the whole volume of the butt joint surface, and then the connecting piece is integrated into a whole structure, so that the connecting strength is greatly improved.
The method for splicing the modular wind power blade block connecting structure in the embodiment of the invention is described as follows, and specifically comprises the following steps:
s10: butting the butting surfaces of the first member 10 and the second member 20 according to a set gap, and fixing the positions of the first member 10 and the second member 20; it should be noted here that the set gap may be a gap as shown in fig. 3, or may be in the form of a gap as shown in fig. 6;
s20: coating a vacuum film on the butt joint surface of the first member 10 and the second member 20; the butt joint surface is substantially at the position of the butt joint surface, and a layer of vacuum film is coated on the outer sides of the first member 10 and the second member 20, so that the cavity where the vacuum film is positioned coats the whole butt joint surface, and further preparation is made for the following vacuum glue injection;
s30: injecting structural adhesive towards the butt joint surface of the same side of the first component 10 and the second component 20, and vacuumizing from the other side; by the vacuum-pumping glue injection mode, no dead angle of glue injection can be ensured, and all gaps in the butt joint surface are filled with the structural glue, so that the connection strength and reliability are improved;
s40: and continuing injecting glue, stopping injecting glue when structural glue appears at the vacuumized position, and waiting for solidification and forming of the structural glue to form the connecting piece 30 for fixing the first component 10 and the second component 20 together. Because the vacuum tube is located at the other side of the glue injection tube, when structural glue appears in the vacuum tube, the gap between the first member 10 and the second member 20 is filled, glue injection is stopped at the moment, and structural glue is waited for curing and forming.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A modularized wind power blade blocking connection structure is characterized by comprising a first component, a second component and a connecting piece;
the end surfaces of the first member and the second member facing each other are provided with butt joint surfaces, the butt joint surfaces are integrally obliquely arranged and comprise a first butt joint surface arranged on the first member and a second butt joint surface arranged on the second member;
when the first butt joint surface and the second butt joint surface are in butt joint, a gap is formed between the first butt joint surface and the second butt joint surface;
the connecting piece is a structure formed by injecting structural adhesive into the gap between the first butt joint surface and the second butt joint surface and curing;
wherein the first butt joint surface and the second butt joint surface are provided with reinforced parts which are concavely arranged in the thickness direction, the reinforced parts are communicated with the gap, and the connecting piece comprises a shape which is injected into the reinforced parts from the gap and is solidified and molded.
2. The connecting structure of modular wind blades according to claim 1, wherein the first and second butt-joint surfaces are disposed in parallel and each include a first inclined section, a horizontal section connected to the first inclined section, and a second inclined surface connected to the horizontal section, and the reinforcing portion is disposed on the horizontal section.
3. The modular wind turbine blade block connecting structure according to claim 2, wherein the reinforcing portion is a hole penetrating in the thickness direction of the first member and the second member, and a plurality of reinforcing portions are uniformly distributed in the length direction of the abutting surface.
4. The modular wind blade block connecting structure according to claim 3, wherein an end of the reinforcing portion remote from the horizontal section is of a flared structure.
5. The modular wind blade segment connection of claim 3, wherein the first and second angled segments are radiused at both ends of the first and second members.
6. The modular wind turbine blade block connecting structure according to claim 2, wherein the reinforcing portion extends in the length direction of the butt joint surface and is provided with a through hole, the cross section of the reinforcing portion is of a dovetail structure, and the side with the larger cross section width of the reinforcing portion is arranged in the direction away from the butt joint surface.
7. The modular wind blade segment connection according to claim 6, wherein the reinforcement portions on the first and second mating surfaces are arranged in communication, and the gap between the first and second mating surfaces is replaced by the communicated reinforcement portions.
8. The modular wind turbine blade block connecting structure according to claim 7, wherein a plurality of dovetail grooves are uniformly distributed along the length direction of the splicing surface of the horizontal section at equal intervals, and the dovetail grooves are communicated with the reinforcing part.
9. The modular wind blade block connection of claim 8, wherein the dovetail slot extends from an end face where the first angled section is located to an end face location where the second angled section is located.
10. A method of splicing a modular wind blade block connection according to any of claims 1 to 9, comprising the steps of:
butting the butting surfaces of the first member and the second member according to a set gap, and fixing the positions of the first member and the second member;
coating a vacuum film on the butt joint surface of the first member and the second member;
injecting structural adhesive towards the butt joint surface of the same side of the first component and the second component, and vacuumizing from the other side;
and stopping injecting the glue when the structural glue appears at the vacuumized position, and waiting for the structural glue to be cured and formed to form a connecting piece for fixing the first member and the second member together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210393930.2A CN114810515B (en) | 2022-04-14 | 2022-04-14 | Modularization wind-powered electricity generation blade blocking connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210393930.2A CN114810515B (en) | 2022-04-14 | 2022-04-14 | Modularization wind-powered electricity generation blade blocking connection structure |
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| CN114810515A true CN114810515A (en) | 2022-07-29 |
| CN114810515B CN114810515B (en) | 2022-12-13 |
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| CN202210393930.2A Active CN114810515B (en) | 2022-04-14 | 2022-04-14 | Modularization wind-powered electricity generation blade blocking connection structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116696675A (en) * | 2023-08-02 | 2023-09-05 | 新创碳谷集团有限公司 | Blade root modularization mortise-tenon type connection structure |
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| US6511562B1 (en) * | 2000-09-06 | 2003-01-28 | Dahti, Inc. | Bonding strip for load bearing fabric |
| CN101900088A (en) * | 2009-05-28 | 2010-12-01 | 通用电气公司 | The method that is used for assembling jointed wind turbine blade |
| US20110059290A1 (en) * | 2009-09-08 | 2011-03-10 | Honeywell International Inc. | Bonded assemblies and methods for improving bond strength of a joint |
| US20210086463A1 (en) * | 2017-12-21 | 2021-03-25 | Vestas Wind Systems A/S | Modular wind turbine blade and associated method of manufacture |
| CN112659579A (en) * | 2020-11-16 | 2021-04-16 | 中材科技风电叶片股份有限公司 | Web forming method, web assembly and forming method thereof, blade and wind generating set |
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2022
- 2022-04-14 CN CN202210393930.2A patent/CN114810515B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6511562B1 (en) * | 2000-09-06 | 2003-01-28 | Dahti, Inc. | Bonding strip for load bearing fabric |
| CN101900088A (en) * | 2009-05-28 | 2010-12-01 | 通用电气公司 | The method that is used for assembling jointed wind turbine blade |
| US20110059290A1 (en) * | 2009-09-08 | 2011-03-10 | Honeywell International Inc. | Bonded assemblies and methods for improving bond strength of a joint |
| US20210086463A1 (en) * | 2017-12-21 | 2021-03-25 | Vestas Wind Systems A/S | Modular wind turbine blade and associated method of manufacture |
| CN112659579A (en) * | 2020-11-16 | 2021-04-16 | 中材科技风电叶片股份有限公司 | Web forming method, web assembly and forming method thereof, blade and wind generating set |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116696675A (en) * | 2023-08-02 | 2023-09-05 | 新创碳谷集团有限公司 | Blade root modularization mortise-tenon type connection structure |
| CN116696675B (en) * | 2023-08-02 | 2023-10-24 | 新创碳谷集团有限公司 | Blade root modularization mortise-tenon type connection structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114810515B (en) | 2022-12-13 |
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