CN108501407A - Wind turbine blade blade root prefabricated component anti-deformation installation method - Google Patents
Wind turbine blade blade root prefabricated component anti-deformation installation method Download PDFInfo
- Publication number
- CN108501407A CN108501407A CN201810295123.0A CN201810295123A CN108501407A CN 108501407 A CN108501407 A CN 108501407A CN 201810295123 A CN201810295123 A CN 201810295123A CN 108501407 A CN108501407 A CN 108501407A
- Authority
- CN
- China
- Prior art keywords
- blade root
- prefabricated component
- root prefabricated
- housing mould
- 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.)
- Granted
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Classifications
-
- 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
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/681—Component parts, details or accessories; Auxiliary operations
-
- 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
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/681—Component parts, details or accessories; Auxiliary operations
- B29C70/683—Pretreatment of the preformed part, e.g. insert
-
- 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
- B29C70/68—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts by incorporating or moulding on preformed parts, e.g. inserts or layers, e.g. foam blocks
- B29C70/78—Moulding material on one side only of the preformed part
Abstract
The invention discloses a kind of wind turbine blade blade root prefabricated component anti-deformation installation method, the present invention first pastes vacuum rubber belt (3) on the outside of the tip of blade root prefabricated component；Then staggered floor is laid with 1 layer or multilayer glass-fiber-fabric (4) between the tip of blade root prefabricated component (1) and housing mould (2)；Then blade root prefabricated component (1) is installed on housing mould (2), and between the tangential both sides of blade root prefabricated component (1) and blade root ring flange (5) and the end face of housing mould (2), vacuum rubber belt (3), auxiliary pumping material (6) and vacuum diaphragm (7) are laid with successively respectively, to realize space sealing between blade root prefabricated component (1) and housing mould (2)；Sealing space between blade root prefabricated component (1) and housing mould (2) is pumped by negative pressure state using vacuum equipment.The entire technological design of the present invention is reasonable, easy to operate, and work efficiency is high, at low cost, can will have occurred and that the blade root prefabricated component of deformation is sturdy on blade mold.
Description
Technical field
The present invention relates to a kind of production methods of wind rotor blade of wind generator, and in particular to a kind of wind turbine blade leaf
Root prefabricated component anti-deformation installation method, belongs to wind power generation field.
Background technology
Wind electricity blade is the critical component of wind-driven generator, and blade root is responsible for the energy transmission for capturing wind wheel blade to power generation
Unit, therefore blade root is very crucial for wind wheel blade.As wind power generating set develops to enlargement, length of blade and weight
It is all continuous to increase, therefore blade root load blade constantly increases, therefore the laying quality of blade root is for wind turbine blade requirement
Higher.By the way that root of blade region to be fabricated separately, root of blade laying quality can be effectively controlled, so that it is guaranteed that entire leaf
Flake products quality.
In blade root prefabricated component forming process, due to that can be shunk in resin curing process and glass steel sample exists
Phenomenon is shunk in cooling procedure so that blade root preform product can not be sturdy with housing mould, especially prefabricated in blade root
Part peaked area gap is bigger, leads to hanging phenomenon occur when being laid with covering layer of cloth.And existing wind electricity blade molding
Technology is essentially vacuum perfusion process, after laying, needs to entire product zone applying vacuum, hanging region is true at this time
Sturdy with mold under pneumatics force effect, there is fold in hanging region in soft glass layer of cloth at this time so that leaf product occurs
Quality risk.
Current research is primarily intended to subtract in the blade root prefabricated component production phase by die apparatus, manufacture craft etc.
Its few deformation, to reach distortion-free purpose, and the anti-deformation embodiment of the blade root prefabricated component for having occurred and that deformation
It has not been reported.The purpose of the invention is that deformation blade root prefabricated component will be had occurred and that in the premise for not reducing product quality
Under, blade root prefabricated component is sturdy on blade mold, it is generated during covering laying due to vacantly acting on so as to eliminate
Fold.
Invention content
Goal of the invention：It is an object of the present invention to solve the deficiency of the existing technology and provide a kind of reasonable in design, behaviour
Facilitate,
At low cost, work efficiency is high, can will have occurred and that deformation or undeformed blade root prefabricated component are not reducing product
Quality
Under the premise of, blade root prefabricated component is sturdy on blade mold, so as to eliminate during covering laying due to outstanding
Sky effect
And the fold generated, achieve very important technological progress.
Technical solution：In order to achieve the object of the present invention, the technical solution that the present invention takes is：
A kind of wind turbine blade blade root prefabricated component anti-deformation installation method, it includes the following steps：
A, blade root prefabricated component is installed to housing mould to go forward, first pastes vacuum rubber belt on the outside of the tip of blade root prefabricated component；
B, staggered floor is laid with one layer or multilayer glass-fiber-fabric between the tip and housing mould of blade root prefabricated component；
C, and then by blade root prefabricated component it is installed on housing mould, and in the tangential both sides of blade root prefabricated component and blade root method
Between blue disk and the end face of housing mould, vacuum rubber belt, auxiliary pumping material and vacuum diaphragm are laid with successively respectively, thus by blade root
Space sealing is realized between prefabricated component and housing mould；
D, the sealing space between blade root prefabricated component and housing mould is pumped by negative pressure state using vacuum equipment, makes blade root
Prefabricated component is held against state with housing mould, and the tip lower thickness region of blade root prefabricated component is especially made to be realized with housing mould
Sturdy state；
E, and then on blade root prefabricated component and housing mould it is laid with shell covering.
Preferably, above-described a kind of wind turbine blade blade root prefabricated component anti-deformation installation method, it is wrapped
Include following steps：
A, blade root prefabricated component housing mould is installed to go forward, first on the outside of the tip of blade root prefabricated component paste one layer of 1mm with
The vacuum rubber belt of lower thickness；
B, staggered floor is laid with one layer or multilayer glass-fiber-fabric between the tip and housing mould of blade root prefabricated component；
C, and then by blade root prefabricated component it is installed on housing mould, and in the tangential both sides of blade root prefabricated component and blade root method
Between blue disk and the end face of housing mould, vacuum rubber belt, auxiliary pumping material and vacuum diaphragm are laid with successively respectively, thus by blade root
Space sealing is realized between prefabricated component and housing mould；
D, sealing space between blade root prefabricated component and housing mould is pumped into the negative pressure of 70kPa or more using vacuum equipment
State makes blade root prefabricated component and housing mould be held against state, especially make the tip lower thickness region of blade root prefabricated component with
Housing mould realizes sturdy state；
E, and then on blade root prefabricated component and housing mould it is laid with shell covering.
Preferably, above-described a kind of wind turbine blade blade root prefabricated component anti-deformation installation method, step B
Staggered floor is laid with total areal density in 2000g/m between the tip and housing mould of blade root prefabricated component2Glass-fiber-fabric below, so as to
There is fold in the deformation of blade root prefabricated component tip when preventing shell laying from taking out real vacuum.
Advantageous effect：Wind turbine blade blade root prefabricated component anti-deformation installation method provided by the invention and prior art phase
Than haing the following advantages：
Blade root prefabricated component ' absorption ' is arrived housing mould surface by the present invention using vacuum technique, so as to prevent blade root prefabricated
The deformation of part；
The present invention is less than or equal in blade root prefabricated component tip one layer of vacuum rubber belt of appearance face paste using vacuum rubber belt thickness
1mm can not be close to mold to can avoid the blade root prefabricated component caused by vacuum rubber belt is blocked up；
The present invention is laid with gross density in 2000g/m between blade root prefabricated component tip and mold2Glass-fiber-fabric below, to
It can avoid fold caused by the step of blade root prefabricated component tip end.
Wind turbine blade blade root prefabricated component anti-deformation installation method provided by the invention, entire technological design is reasonable, behaviour
Facilitate, work efficiency is high, at low cost, can will have occurred and that deformation or undeformed blade root prefabricated component are not reducing product matter
It is under the premise of amount, blade root prefabricated component is sturdy on blade mold, so as to eliminate during covering laying due to vacantly making
With and generate fold, achieve very important technological progress.
Description of the drawings
Fig. 1 is the structural schematic diagram of installation process of the present invention.
Fig. 2 is the part-structure schematic diagram of installation process of the present invention.
Fig. 3 is the part-structure schematic diagram of installation process of the present invention.
Specific implementation mode
With reference to specific embodiment, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate the present invention
Rather than limit the scope of the invention, after having read the present invention, various equivalences of the those skilled in the art to the present invention
The modification of form falls within the application range as defined in the appended claims.
As shown in Figure 1 to Figure 3, a kind of wind turbine blade blade root prefabricated component anti-deformation installation method, it includes following step
Suddenly：
A, blade root prefabricated component 1 is installed to housing mould 2 to go forward, one layer of 1mm is first pasted on the outside of the tip of blade root prefabricated component
The vacuum rubber belt 3 of following thickness；
B, staggered floor is laid with total areal density in 2000g/m between the tip of blade root prefabricated component 1 and housing mould 22It is below
Glass-fiber-fabric 4；
C, and then by blade root prefabricated component 1 it is installed on housing mould 2, and in the tangential both sides of blade root prefabricated component 1 and leaf
Between root flange disk 5 and the end face of housing mould 2, it is laid with vacuum rubber belt 3, auxiliary pumping material 6 and vacuum diaphragm 7 successively respectively,
To realize space sealing between blade root prefabricated component 1 and housing mould 2；
D, the sealing space between blade root prefabricated component 1 and housing mould 2 is pumped by the negative of 70kPa or more using vacuum equipment
Pressure condition makes blade root prefabricated component 1 be held against state with housing mould 2, especially makes the tip lower thickness area of blade root prefabricated component 1
Sturdy state is realized with housing mould 2 in domain；
E, and then on blade root prefabricated component 1 and housing mould 2 it is laid with shell covering.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (3)
1. a kind of wind turbine blade blade root prefabricated component anti-deformation installation method, which is characterized in that it includes the following steps：
A, blade root prefabricated component (1) is installed to housing mould (2) to go forward, first pastes vacuum rubber belt on the outside of the tip of blade root prefabricated component
(3)；
B, staggered floor is laid with one layer or multilayer glass-fiber-fabric (4) between the tip of blade root prefabricated component (1) and housing mould (2)；
C, and then by blade root prefabricated component (1) be installed on housing mould (2), and in the tangential both sides of blade root prefabricated component (1) and
Between blade root ring flange (5) and the end face of housing mould (2), it is laid with vacuum rubber belt (3), auxiliary pumping material (6) successively respectively
With vacuum diaphragm (7), to will realize space sealing between blade root prefabricated component (1) and housing mould (2)；
D, the sealing space between blade root prefabricated component (1) and housing mould (2) is pumped by negative pressure state using vacuum equipment, makes leaf
Root prefabricated component (1) and housing mould (2) are held against state, especially make the tip lower thickness region of blade root prefabricated component (1) with
Housing mould (2) realizes sturdy state；
E, and then on blade root prefabricated component (1) and housing mould (2) it is laid with shell covering.
2. a kind of wind turbine blade blade root prefabricated component anti-deformation installation method according to claim 1, which is characterized in that
It includes the following steps：
A, blade root prefabricated component (1) is installed to housing mould (2) to go forward, one layer of 1mm is first pasted on the outside of the tip of blade root prefabricated component
The vacuum rubber belt (3) of following thickness；
B, staggered floor is laid with one layer or multilayer glass-fiber-fabric (4) between the tip of blade root prefabricated component (1) and housing mould (2)；
C, and then by blade root prefabricated component (1) be installed on housing mould (2), and in the tangential both sides of blade root prefabricated component (1) and
Between blade root ring flange (5) and the end face of housing mould (2), it is laid with vacuum rubber belt (3), auxiliary pumping material (6) successively respectively
With vacuum diaphragm (7), to will realize space sealing between blade root prefabricated component (1) and housing mould (2)；
D, the sealing space between blade root prefabricated component (1) and housing mould (2) is pumped by the negative of 70kPa or more using vacuum equipment
Pressure condition makes blade root prefabricated component (1) be held against state with housing mould (2), especially makes the tip of blade root prefabricated component (1) relatively thin
Thickness area realizes sturdy state with housing mould (2)；
E, and then on blade root prefabricated component (1) and housing mould (2) it is laid with shell covering.
3. a kind of wind turbine blade blade root prefabricated component anti-deformation installation method according to claim 1 or 2, feature exist
In step B, between the tip of blade root prefabricated component (1) and housing mould (2), staggered floor is laid with total areal density in 2000g/m2 or less
Glass-fiber-fabric (4), when shell laying being thus prevented to take out real vacuum the deformation of blade root prefabricated component (1) tip there is fold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810295123.0A CN108501407B (en) | 2018-04-04 | 2018-04-04 | Anti-deformation installation method for prefabricated part of blade root of large wind power blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810295123.0A CN108501407B (en) | 2018-04-04 | 2018-04-04 | Anti-deformation installation method for prefabricated part of blade root of large wind power blade |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108501407A true CN108501407A (en) | 2018-09-07 |
| CN108501407B CN108501407B (en) | 2020-01-10 |
Family
ID=63380164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810295123.0A Active CN108501407B (en) | 2018-04-04 | 2018-04-04 | Anti-deformation installation method for prefabricated part of blade root of large wind power blade |
Country Status (1)
| Country | Link |
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| CN (1) | CN108501407B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098522A (en) * | 2019-11-11 | 2020-05-05 | 天津中车风电叶片工程有限公司 | Tool and method for rapidly forming root end face of punching type wind power blade |
| CN112922781A (en) * | 2021-01-29 | 2021-06-08 | 中材科技风电叶片股份有限公司 | Wind driven generator and blade mass distribution control system, method and equipment thereof |
| CN113071115A (en) * | 2021-04-16 | 2021-07-06 | 上海电气风电集团股份有限公司 | Installation and positioning method for blade root prefabricated part |
| CN113147055A (en) * | 2021-04-28 | 2021-07-23 | 湖北航天技术研究院总体设计所 | Preparation method of composite material shell of solid rocket engine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111098522A (en) * | 2019-11-11 | 2020-05-05 | 天津中车风电叶片工程有限公司 | Tool and method for rapidly forming root end face of punching type wind power blade |
| CN112922781A (en) * | 2021-01-29 | 2021-06-08 | 中材科技风电叶片股份有限公司 | Wind driven generator and blade mass distribution control system, method and equipment thereof |
| CN113071115A (en) * | 2021-04-16 | 2021-07-06 | 上海电气风电集团股份有限公司 | Installation and positioning method for blade root prefabricated part |
| CN113147055A (en) * | 2021-04-28 | 2021-07-23 | 湖北航天技术研究院总体设计所 | Preparation method of composite material shell of solid rocket engine |
| CN113147055B (en) * | 2021-04-28 | 2022-06-17 | 湖北航天技术研究院总体设计所 | Preparation method of composite material shell of solid rocket engine |
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| CN108501407B (en) | 2020-01-10 |
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Address after: No. 23 Funing Yancheng City County of Jiangsu Province, 224400 Concord Avenue Patentee after: SINOMATECH (FUNING) WIND POWER BLADE Co.,Ltd. Address before: 224400 23 Xin Xin Road, Funing County, Nanjing, Jiangsu Patentee before: SINOMATECH (FUNING) WIND POWER BLADE Co.,Ltd. |