CN205439292U - Outer reinforcement of wind -powered electricity generation blade and casing integrated into one piece's mould - Google Patents

Outer reinforcement of wind -powered electricity generation blade and casing integrated into one piece's mould Download PDF

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Publication number
CN205439292U
CN205439292U CN201520974329.8U CN201520974329U CN205439292U CN 205439292 U CN205439292 U CN 205439292U CN 201520974329 U CN201520974329 U CN 201520974329U CN 205439292 U CN205439292 U CN 205439292U
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CN
China
Prior art keywords
mould
blade
leading edge
trailing edge
upper shell
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Withdrawn - After Issue
Application number
CN201520974329.8U
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Chinese (zh)
Inventor
吴双
董佳琳
杜瑞
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Luoyang Sunrui Wind Turbine Bladeltd
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Luoyang Sunrui Wind Turbine Bladeltd
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Priority to CN201520974329.8U priority Critical patent/CN205439292U/en
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Publication of CN205439292U publication Critical patent/CN205439292U/en
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Abstract

The utility model belongs to the technical field of the nonmetallic composite material machine -shaping, a outer reinforcement of wind -powered electricity generation blade and casing integrated into one piece's mould is proposed. The outer reinforcement of wind -powered electricity generation blade and casing integrated into one piece's mould that provides is under the blade on shell mold (1) and the blade shell mold (8), shell mold under the blade (1) is outside shell mold body (17), the trailing edge in reinforcement flange mould (5), the leading edge bonding flange mould (3) and leading edge removable mold utensil (7) under including, shell mold on the blade (8) in reinforcement flange mould (10), the trailing edge bonding flange mould (12) and trailing edge removable mold utensil (14) outside last shell mold body (18), leading edge, carry out method casing shaping on casing shaping, the blade, blade compound die and blade drawing of patterns under the blade of the preparation of wind -powered electricity generation blade. The utility model provides high blade aftertreatment efficiency and quality have reduced manufacturing cost.

Description

The outer reinforcement of a kind of wind electricity blade and the integrated mould of housing
Technical field
This utility model belongs to nonmetallic composite material molding technology field, relates generally to the outer reinforcement of a kind of wind electricity blade and the integrated mould of housing.
Background technology
Wind electricity blade is generally divided into housing according to function and the feature of parts, crossbeam and web, when traditional megawatt wind-power blade makes, it is usually first preforming web and blade upper shell, blade lower house, at the prefabricated bonding flange in bonding matched moulds of blade lower house or the leading edge of blade upper shell and trailing edge, then use structure glue respectively by web, blade upper shell and blade lower house bond together, after solidification, the burr of blade front and rear edge are cleaned out, then in the leading edge that upper-lower casing is bonding, outer reinforcement is carried out respectively at the cemented side seam of trailing edge, reinforce adhesive effect.After the glass fabric of outer reinforcement solidifies, then blade is carried out further profile correction, and spray paint, be finally completed the manufacture of blade.
In order to preferably obtain wind energy, blade of wind-driven generator needs to meet certain aerodynamic configuration condition.When using existing Technology to manufacture blade, because of structural requirement, trailing edge matched moulds seam position in front of the blade is needed to carry out outer reinforcement after vane mold matching, the outer reinforcement in wind electricity blade manufacture process, aerofoil profile correction operation, it is one and destroys aerofoil profile, the most again revise the process of aerofoil profile.During reinforcement, glass fibre laying destroys and changes the aerodynamic configuration of blade initial design, after outer reinforcement terminates, needs to reuse the materials such as polyurethane putty and is modified the aerofoil profile of blade front and rear edge to meeting design requirement.In the outer reinforcement of blade and aerofoil profile makeover process, relate to use and the solidification of multiple material, need blade is carried out reprocessabilty and etc. to be solidified, the most in the winter time, outer reinforcement and repair type problem of solidification blade integral production progress is caused serious impact.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model is to propose the outer reinforcement of a kind of wind electricity blade and the integrated method of housing and mould.
This utility model adopts the following technical scheme that for completing above-mentioned purpose
The outer reinforcement of a kind of wind electricity blade and the integrated mould of housing, described mould includes blade lower shell mold and blade upper shell mould;Described blade lower shell mold includes bonding flange mould and leading edge Collapsible mould in lower shell mold body, trailing edge outer reinforcement flange mould, leading edge;Described lower shell mold body has the cambered surface consistent with wind electricity blade outside wall surface shape;Described leading edge Collapsible mould is arranged on the leading edge portion of blade lower shell mold, and inner wall surface thereof, outside wall surface are cambered surface, and the internal face of leading edge Collapsible mould has the projection inwardly stretched outDescribed leading edge Collapsible mould cross sectional shape is up big and down small wedge shape, it is simple to the dismounting during use and installation;Described leading edge Collapsible mould is collectively forming blade lower shell mold when blade lower house molding with described lower shell mold body, removes and as the bonding space of reinforcement flange outside leading edge after blade lower house molding;In described leading edge, bonding flange mould is positioned at the top of described leading edge Collapsible mould, and in described leading edge, bonding flange mould has the cambered surface consistent with wind electricity blade internal face;The outer reinforcement flange mould of described trailing edge is arranged on the top of lower shell mold trailing edge part;The outer reinforcement flange mould of described trailing edge has the cambered surface consistent with wind electricity blade outer wall;
Described blade upper shell mould includes bonding flange mould and trailing edge Collapsible mould in upper shell mould body, leading edge outer reinforcement flange mould, trailing edge;Described upper shell mould body has the cambered surface consistent with wind electricity blade outside wall surface shape, described trailing edge Collapsible mould is arranged on the rear edge part of upper shell mould body, inner wall surface thereof, outside wall surface are cambered surface, and the internal face of trailing edge Collapsible mould has the projection inwardly stretched out;Described trailing edge Collapsible mould cross sectional shape is up-small and down-big wedge shape, it is simple to the dismounting during use and installation;Described trailing edge Collapsible mould is collectively forming blade upper shell mould when blade upper shell molding with described upper shell mould body, removes and as the bonding space of reinforcement flange outside trailing edge after blade upper shell molding;In described trailing edge, bonding flange mould is positioned at the top of described trailing edge Collapsible mould, and in described trailing edge, bonding flange mould has the cambered surface consistent with wind electricity blade internal face;The outer reinforcement flange mould of described leading edge is arranged on the top of upper shell mould leading edges part;The outer reinforcement flange mould of described leading edge has the cambered surface consistent with wind electricity blade outer wall.
The outer reinforcement of a kind of wind electricity blade that the utility model proposes and the integrated mould of housing, matched moulds needed for the blade forming stage just completes wind electricity blade structure stitches outer reinforcement, and make the blade after reinforcement obtain and design on all four aerodynamic configuration, it is not necessary to carry out outer reinforcement and aerofoil profile correction after the blade demoulding again;Avoid the problem that material solidifies that repeatedly waits under former process conditions, improve blade efficiency of post treatment and quality, reduce production cost.
Accompanying drawing explanation
Fig. 1 this utility model Leaf lower house shaping schematic view.
Fig. 2 this utility model Leaf upper shell shaping schematic view.
Fig. 3 this utility model vane mold matching schematic diagram.
In figure: 1, blade lower shell mold, 2, blade lower house, 3, bonding flange mould in leading edge, 4, bonding flange in leading edge, 5, the outer reinforcement flange mould of trailing edge, 6, the outer reinforcement flange of trailing edge, 7, leading edge Collapsible mould, 8, blade upper shell mould, 9, blade upper shell, 10, the outer reinforcement flange mould of leading edge, 11, the outer reinforcement flange of leading edge, 12, bonding flange mould in trailing edge, 13, bonding flange in trailing edge, 14, trailing edge Collapsible mould, 15, web, 16, demoulding blade, 17, lower shell mold body, 18, upper shell mould body.
Detailed description of the invention
In conjunction with the drawings and specific embodiments, this utility model is illustrated:
As it is shown in figure 1, the outer reinforcement of a kind of wind electricity blade and the integrated mould of housing, described mould includes blade lower shell mold 1 and blade upper shell mould 8;Described blade lower shell mold 1 includes bonding flange mould 3 and leading edge Collapsible mould 7 in lower shell mold body 17, trailing edge outer reinforcement flange mould 5, leading edge;Described lower shell mold body 17 has the cambered surface profile consistent with wind electricity blade outer wall shape;Described leading edge Collapsible mould 7 is arranged on the leading edge portion of concave spherical surface, inner wall surface thereof, outside wall surface are cambered surface and match with blade lower shell mold, slightly slightly convex to direction blade with the surface of blade contact, bump sizes is determined by thickness and the bonding gap drafted of the outer reinforcement of leading edge;Described leading edge Collapsible mould 7 cross sectional shape is up big and down small wedge shape, it is simple to the dismounting during use and installation;Described leading edge Collapsible mould 7 is collectively forming blade lower shell mold 1 when blade lower house molding with described lower shell mold body 17, removes and as the bonding space of reinforcement flange outside leading edge after blade lower house molding;In described leading edge, bonding flange mould 3 is positioned at the top of described leading edge Collapsible mould 11, and in described leading edge, bonding flange mould 3 has the cambered surface profile consistent with wind electricity blade internal face;The outer reinforcement flange mould 5 of described trailing edge is arranged on the top of lower shell mold body 17 trailing edge part;The outer reinforcement flange mould 5 of described trailing edge has the cambered surface profile consistent with wind electricity blade outer wall;
As in figure 2 it is shown, described blade upper shell mould 8 includes bonding flange mould 12 and trailing edge Collapsible mould 14 in upper shell mould body 18, leading edge outer reinforcement flange mould 10, trailing edge;Described upper shell mould body 18 has the cambered surface profile consistent with wind electricity blade outer wall shape, described trailing edge Collapsible mould 14 is arranged on the rear edge part of concave spherical surface, inner wall surface thereof, outside wall surface are cambered surface and match with blade upper shell mould, slightly protruding to direction blade with the surface of blade contact, bump sizes is determined by thickness and the bonding gap drafted of the outer reinforcement of trailing edge;Described trailing edge Collapsible mould 14 cross sectional shape is up-small and down-big wedge shape, it is simple to the dismounting during use and installation;Described trailing edge Collapsible mould 14 is collectively forming blade upper shell mould 8 when blade upper shell molding with described upper shell mould body 18, removes and as the bonding space of reinforcement flange 6 outside trailing edge after blade upper shell molding;In described trailing edge, bonding flange mould 12 is positioned at the top of described trailing edge Collapsible mould 14, and in described trailing edge, bonding flange mould 12 has the cambered surface profile consistent with wind electricity blade internal face;The outer reinforcement flange mould 10 of described leading edge is arranged on the top of upper shell mould body 18 trailing edge part;The outer reinforcement flange mould 10 of described leading edge has the cambered surface profile consistent with wind electricity blade outer wall.
As shown in Figure 1, Figure 2, Figure 3 shows, the outer reinforcement of above-mentioned wind electricity blade and the integrated mould of housing is utilized to carry out method prepared by wind electricity blade, described method includes blade lower house molding, blade upper shell molding, vane mold matching and the blade demoulding, and it specifically comprises the following steps that
1) blade lower house molding:
A) first at the leading edge portion installation leading edge Collapsible mould 7 of lower shell mold body 17, then by the laying carrying out lower house on lower shell mold body 17 and leading edge Collapsible mould 7 formed blade lower shell mold 1, during laying, first carry out the laying of the outer reinforcement flange 6 of trailing edge, and make the top of the outer reinforcement flange laying of trailing edge stretch out lower shell mold body 17, on lower shell mold body 17, then carry out blade lower house laying;After blade lower house laying completes, the laying of bonding flange 4 in the leading edge portion of blade lower house laying internal face carries out leading edge.
B) bonding flange mould 3, the outer reinforcement flange mould 5 of trailing edge in the leading edge portion of blade lower shell mold 1, rear edge part place leading edge respectively;And set up vacuum system.
C) remove leading edge Collapsible mould 7 after carrying out blade lower house perfusion curing molding, the solidification demoulding, complete the molding of blade lower house;
2) blade upper shell molding:
A) rear edge part at upper shell mould body 18 installs trailing edge Collapsible mould 14, then upper shell laying is being carried out by upper shell mould body 18 on trailing edge Collapsible mould 14 formed blade upper shell mould 8, during laying, first carry out the laying of the outer reinforcement flange 11 of leading edge, and make the top of the outer reinforcement flange laying of leading edge stretch out upper shell mould body 18, on upper shell mould body 18, then carry out blade upper shell laying;After blade upper shell laying completes, the laying of bonding flange 13 in the rear edge part of blade upper shell laying internal face carries out trailing edge.
B) bonding flange mould 12, the outer reinforcement flange mould 10 of leading edge in the rear edge part of blade upper shell mould 8, leading edge portion place trailing edge respectively;And set up vacuum system.
C) trailing edge Collapsible mould 14 is removed after carrying out blade upper shell perfusion curing molding, the solidification demoulding;
3) vane mold matching:
Bonding web 15 on the blade lower house of institute's molding in step 1), and in the leading edge of blade lower house 2 smearing structure glue on the outer reinforcement flange 6 of bonding flange 4 and trailing edge, in step 2) in smearing structure glue on bonding flange 13 in the outer reinforcement flange 11 of leading edge of blade upper shell 9 of molding and trailing edge, overturn blade upper shell mould by machinery, complete the bonding matched moulds of blade upper shell and lower house, solidification;
4) the blade demoulding:
After blade cures, overturn upper shell mould, and lift out blade, the burr of blade edge are excised, i.e. can obtain being complete vane mold matching and stitch the blade of outer reinforcement, carry out surface polishing and the operation of coating;Without again edge before and after blade being carried out the aerofoil profile correction after reinforcement and reinforcement.

Claims (1)

1. the outer reinforcement of wind electricity blade and the integrated mould of housing, described mould includes blade lower shell mold (1) and blade upper shell mould (8);Described blade lower shell mold (1) includes bonding flange mould (3) and leading edge Collapsible mould (7) in lower shell mold body (17), trailing edge outer reinforcement flange mould (5), leading edge;Described lower shell mold body (17) has the cambered surface consistent with wind electricity blade outside wall surface shape;Described leading edge Collapsible mould (7) is arranged on the leading edge portion of blade lower shell mold, and inner wall surface thereof, outside wall surface are cambered surface, and the internal face of leading edge Collapsible mould has the projection inwardly stretched outDescribed leading edge Collapsible mould (7) cross sectional shape is up big and down small wedge shape, it is simple to the dismounting during use and installation;Described leading edge Collapsible mould (7) is collectively forming blade lower shell mold (1) when blade lower house molding with described lower shell mold body (17), removes and as the bonding space of reinforcement flange outside leading edge after blade lower house molding;In described leading edge, bonding flange mould (3) is positioned at the top of described leading edge Collapsible mould (11), and in described leading edge, bonding flange mould (3) has the cambered surface consistent with wind electricity blade internal face;Outer reinforcement flange mould (5) of described trailing edge is arranged on the top of lower shell mold trailing edge part;Outer reinforcement flange mould (5) of described trailing edge has the cambered surface consistent with wind electricity blade outer wall;
Described blade upper shell mould (8) includes bonding flange mould (12) and trailing edge Collapsible mould (14) in upper shell mould body (18), leading edge outer reinforcement flange mould (10), trailing edge;Described upper shell mould body (18) has the cambered surface consistent with wind electricity blade outside wall surface shape, described trailing edge Collapsible mould (14) is arranged on the rear edge part of upper shell mould body, inner wall surface thereof, outside wall surface are cambered surface, and the internal face of trailing edge Collapsible mould has the projection inwardly stretched out;Described trailing edge Collapsible mould (14) cross sectional shape is up-small and down-big wedge shape, it is simple to the dismounting during use and installation;Described trailing edge Collapsible mould (14) is collectively forming blade upper shell mould (8) when blade upper shell molding with described upper shell mould body (18), removes and as the bonding space of reinforcement flange (6) outside trailing edge after blade upper shell molding;In described trailing edge, bonding flange mould (12) is positioned at the top of described trailing edge Collapsible mould (14), and in described trailing edge, bonding flange mould (12) has the cambered surface consistent with wind electricity blade internal face;Outer reinforcement flange mould (10) of described leading edge is arranged on the top of upper shell mould leading edges part;Outer reinforcement flange mould (10) of described leading edge has the cambered surface consistent with wind electricity blade outer wall.
CN201520974329.8U 2015-12-01 2015-12-01 Outer reinforcement of wind -powered electricity generation blade and casing integrated into one piece's mould Withdrawn - After Issue CN205439292U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520974329.8U CN205439292U (en) 2015-12-01 2015-12-01 Outer reinforcement of wind -powered electricity generation blade and casing integrated into one piece's mould

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105346106A (en) * 2015-12-01 2016-02-24 洛阳双瑞风电叶片有限公司 Method and mold for external reinforcement of wind turbine blade and integral forming of shell

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105346106A (en) * 2015-12-01 2016-02-24 洛阳双瑞风电叶片有限公司 Method and mold for external reinforcement of wind turbine blade and integral forming of shell
CN105346106B (en) * 2015-12-01 2017-07-18 洛阳双瑞风电叶片有限公司 A kind of outer reinforcement of wind electricity blade and the integrally formed method of housing and mould

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20160810

Effective date of abandoning: 20170718

AV01 Patent right actively abandoned