CN111923444A - Wind power blade with web and shell integrally formed and manufacturing method thereof - Google Patents
Wind power blade with web and shell integrally formed and manufacturing method thereof Download PDFInfo
- Publication number
- CN111923444A CN111923444A CN202010658762.6A CN202010658762A CN111923444A CN 111923444 A CN111923444 A CN 111923444A CN 202010658762 A CN202010658762 A CN 202010658762A CN 111923444 A CN111923444 A CN 111923444A
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- auxiliary
- web
- web plate
- shell
- glass fiber
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 21
- 239000003292 glue Substances 0.000 claims description 45
- 239000004744 fabric Substances 0.000 claims description 38
- 239000003365 glass fiber Substances 0.000 claims description 35
- 238000007789 sealing Methods 0.000 claims description 9
- 238000000465 moulding Methods 0.000 claims description 4
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 238000009787 hand lay-up Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 3
- 239000007924 injection Substances 0.000 claims 3
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
Images
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
- B29C70/04—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
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/36—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and impregnating by casting, e.g. vacuum casting
-
- 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
- B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
-
- 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
- B29C70/84—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 by moulding material on preformed parts to be joined
-
- 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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention provides a wind power blade with webs and a shell integrally formed and a manufacturing method thereof, relates to the field of wind power blade manufacturing, reduces one-time bonding process of the webs and the shell, reduces control of gaps between the webs on two sides of the process to control of gaps between the webs on one side, greatly reduces the risk of bonding the gaps between the webs, and ensures the stability of the bonding gaps.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to the field of manufacturing of wind power blades with webs and shells integrally formed.
Background
The control of web bonding clearance is the important control key point in the wind-powered electricity generation blade manufacturing process at present, because manufacturing process web bonding clearance receives the web location, web size, mould state etc. multiple factor influence, the stability in web bonding clearance has been the great problem of puzzlement wind-powered electricity generation blade manufacturing process always, and the stability in web bonding clearance has great influence to blade bonding strength and mechanical distribution in addition, and the unstability in clearance brings very big quality risk for wind-powered electricity generation blade operation electricity generation.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art, and provide a method for integrally forming the web and the shell, which reduces the one-time bonding procedure of the web and the shell, reduces the control of the gap between the webs at two sides of the process to the control of the gap between the webs at one side, greatly reduces the risk of the bonding gap between the webs, and ensures the stability of the bonding gap.
The invention is realized by the following steps:
1. and (3) manufacturing the shell, namely integrally forming the auxiliary beam and the auxiliary web plate on the SS surface, and integrally forming the main beam and the main web plate on the PS surface to connect the corresponding beam plate and the shell.
2. After the whole cloth layer structure of the shell is laid, the spanwise positioning line and the chordwise positioning line of the main web are marked in the SS face main beam area, and the spanwise positioning chordwise positioning line and the chordwise positioning line of the auxiliary web are marked in the PS face auxiliary beam area, so that the main web and the auxiliary web are positioned transversely and longitudinally, and the mounting positions of all the main webs and the auxiliary webs are determined. Wherein the span direction refers to the direction of the line connecting the blade root and the blade tip, i.e. the direction of the arrow in fig. 4. The chord direction refers to the cross section curve of the blade and is vertical to the span direction;
3. placing the prefabricated and non-adhered main web plate and auxiliary web plate according to the positioning in the step 2, and using a tool to perform auxiliary fixing to ensure the verticality;
4. and respectively paving glass fiber cloth on two sides of each plate along the spanwise direction in the areas of the intersections of the main web plate and the auxiliary web plate and the shell, namely O points and P, wherein the glass fiber cloth penetrates through the main web plate and the auxiliary web plate and is arranged in the whole length direction from the starting point to the end point of the plate in the spanwise direction. The glass fiber cloth is attached to the surface of the plate, and the glass fiber cloth extends along the web and the shell in a certain length, namely extends in the chord direction, so that the glass fiber cloth has enough attaching area, and the connecting strength of the web and the shell is ensured.
5. Paving a glue pouring channel, wherein the positions of the channels are selected as follows: the outer sides of the glass fiber cloth are sealed at the two sides of the main web plate and the auxiliary web plate, and the longitudinal length of the seal also penetrates through the blade from the root part to the tip part of the blade in the length direction. The mode that sealing method adopted bag mould and sealing strip to combine, lay the suitable bag mould laminating glass fiber cloth of size at web and casing surface, in the regional 500mm department of crossing border of main web and supplementary web and casing, paste joint strip to all set up joint strip at blade root and blade tip, make all borders all utilize joint strip to seal, realize the sealed to the passageway. The channel is used during glue pouring, is not part of the blade, and is removed after glue pouring.
6. The glue filling, put into the spiral pipe in the glue filling passageway and bleed, guarantee that be airtight vacuum state in the passageway, prevent to leave gaseous bubble because of inside, place the injecting glue pipe that has the pressurize table at the passageway entry, the injecting glue equipment of beating is connected to the injecting glue pipe other end, stabilizes pressurize table pressure, makes and glues the stable input in the glue filling passageway. The glue fills the grid gaps of the glass fiber cloth and has a certain thickness to cover the glass fiber cloth.
7. And after the glue is solidified, removing the channel to complete the web plate molding.
The invention has the beneficial effects that:
1. the two-sided pasting technology of the web is changed into a mode of integrally forming and then pasting, so that the working hours are reduced, and the precision is ensured.
2. The novel glue filling mode is adopted to fix the web and the shell, so that the defect of structural glue in the prior art is avoided.
Drawings
FIG. 1 shows a schematic diagram before clamping according to an embodiment of the invention.
FIG. 2 shows a mold clamping process rendering according to an embodiment of the present invention.
FIG. 3 shows a schematic diagram after clamping according to an embodiment of the invention.
Fig. 4 shows a schematic longitudinal structure of the blade.
In the figure: 1. an SS surface auxiliary beam; 2. a SS face main beam; 3. an auxiliary web plate; 4. a PS surface main beam; 5. a PS surface auxiliary beam; 6. a primary web; 7. a blade root; 8. a blade tip portion; 9. an SS panel; 10. a PS panel; 11. glass fiber cloth.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in the figure, the web and the shell integrally formed blade structure of the invention is as follows:
comprises an SS panel 9 and a PS panel 10, each panel is formed by welding a main beam, an auxiliary beam and corresponding arc-shaped plates, the SS panel 9 and the PS panel 10 are connected by gluing,
the auxiliary web 3 and the SS surface auxiliary beam 1 are integrally formed and glued with the auxiliary beam of the PS panel 10, the glass fiber cloth and glue which are attached to the main web 6 and the SS panel 9 along the span direction are arranged in the boundary area of the auxiliary web 3 and the PS panel 10, the total width of the glass fiber cloth is not more than 1m,
the main web 6 and the PS surface main beam 4 are integrally formed and glued with the main beam of the SS panel 9, glass fiber cloth and glue which are attached to the main web 6 and the SS panel 9 in the spanwise direction are arranged in the boundary area of the main web 6 and the SS panel 9, and the total width of the glass fiber cloth is not more than 1 m;
the centre line of the web is perpendicular to the centre line of the blade.
The process of blade formation is as follows:
1. and (3) manufacturing a shell, namely integrally forming an auxiliary beam and an auxiliary web plate 3 on the SS surface, and integrally forming a main beam and a main web plate 6 on the PS surface to connect a corresponding beam plate and the shell.
2. After the whole cloth layer structure of the shell is laid, the spanwise positioning line and the chordwise positioning line of the main web 6 are marked in the area of the SS face main beam 2, and the spanwise positioning line and the chordwise positioning line of the auxiliary web 3 are marked in the area of the PS face auxiliary beam 5, so that the main web 6 and the auxiliary webs 3 are positioned transversely and longitudinally, and the installation positions of all the main webs 6 and the auxiliary webs 3 are determined. Wherein the span direction refers to the direction of the line connecting the blade root 7 and the blade tip 8, i.e. the direction of the arrow in fig. 4. The chord direction refers to the cross section curve of the blade and is vertical to the span direction;
3. placing the prefabricated and non-adhered main web 6 and auxiliary web 3 according to the positioning in the step 2, and using a tool to perform auxiliary fixing to ensure the perpendicularity;
4. glass fiber cloth is respectively paved on two sides of each plate along the spanwise direction in the boundary areas between the main web 6 and the auxiliary web 3 and the shell, namely O points and P, and the glass fiber cloth penetrates through the main web 6 and the auxiliary web 3 and is arranged in the whole length direction from the starting point to the end point of the plate in the spanwise direction. The glass fiber cloth is attached to the surface of the plate, and the glass fiber cloth extends along the web and the shell in a certain length, namely extends in the chord direction, so that the glass fiber cloth has enough attaching area, and the connecting strength of the web and the shell is ensured.
5. Paving a glue pouring channel, wherein the positions of the channels are selected as follows: on both sides of the main web 6 and the secondary web 3, the outer sides of the glass fiber cloth are sealed, and the longitudinal length of the seal also penetrates in the length direction from the blade root 7 to the blade tip 8. The mode that sealing method adopted bag mould and sealing strip to combine, lay the suitable bag mould laminating glass fiber cloth of size at web and casing surface, in 500mm departments apart from main web 6 and the regional 500mm that assist web 3 and casing are borderline mutually, paste joint strip to all set up joint strip at blade root 7 and blade point portion 8, make all borders all utilize joint strip to seal, realize the sealed to the passageway. The channel is used during glue pouring, is not part of the blade, and is removed after glue pouring.
6. The glue filling, put into the spiral pipe in the glue filling passageway and bleed, guarantee that be airtight vacuum state in the passageway, prevent to leave gaseous bubble because of inside, place the injecting glue pipe that has the pressurize table at the passageway entry, the injecting glue equipment of beating is connected to the injecting glue pipe other end, stabilizes pressurize table pressure, makes and glues the stable input in the glue filling passageway. The glue fills the grid gaps of the glass fiber cloth and has a certain thickness to cover the glass fiber cloth.
7. And after the glue is solidified, removing the channel to complete the web plate molding.
Wherein, the glue filling method in the step 6 can adopt a hand lay-up forming process.
The invention has the beneficial effects that:
1. the web and the shell are integrally formed, the web bonding procedure is reduced once, when the shell pouring procedure is not increased, the working hours can be saved by 7.5 hours according to the prior art, the gap measurement is performed for 3 hours once, the glue scraping is performed for 0.5 hour once, the bonding and curing are performed for 4 hours once, and the molding period can be controlled by 16-18 hours after the reduction.
2. The web and the shell are integrally formed, so that the web bonding procedure is reduced once, the influence of a bonding gap on the product performance is reduced once, the stability of the web gap is improved, and the shearing strength of the web and the shell is improved.
3. The novel glue filling mode is adopted to fix the web and the shell, so that the defect of structural glue in the prior art is avoided.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (3)
1. A method for integrally forming a wind power blade web and a shell is characterized by comprising the following steps:
the process for forming the blade comprises the following steps:
(1) manufacturing a shell, namely integrally forming an auxiliary beam and an auxiliary web plate (3) for an SS panel (9), and integrally forming a main beam and a main web plate (6) for a PS panel (10) to connect a corresponding beam plate and the shell;
(2) after the integral cloth layer structure of the shell is laid, marking a spanwise positioning line and a chordwise positioning line of the main web plate (6) in the area of the SS surface main beam (2), and marking a spanwise positioning and chordwise positioning line of the auxiliary web plate (3) in the area of the PS surface auxiliary beam (5) so as to transversely and longitudinally position the main web plate (6) and the auxiliary web plate (3) and determine the installation positions of all the main web plates (6) and the auxiliary web plates (3);
(3) placing the prefabricated and non-adhered main web plate (6) and the auxiliary web plate (3) according to the positioning in the step 2, and using a tool to perform auxiliary fixing to ensure the perpendicularity;
(4) respectively paving glass fiber cloth on two sides of each plate along the spanwise direction in the areas of the intersections of the main web (6) and the auxiliary webs (3) and the shell, namely O points and P, wherein the glass fiber cloth penetrates through the main web (6) and the auxiliary webs (3) and is arranged in the whole length direction from the starting point to the end point of the plate in the spanwise direction; the glass fiber cloth is attached to the surface of the plate and extends along the web and the shell in a certain length, namely in the chordwise direction, so that the glass fiber cloth has enough attachment area and ensures the connection strength of the web and the shell;
(5) paving a glue pouring channel, wherein the positions of the channels are selected as follows: the outer sides of the glass fiber cloth are sealed at the two sides of the main web plate (6) and the auxiliary web plate (3), and the longitudinal length of the seal also penetrates through the length direction from the blade root (7) to the blade tip (8); the sealing mode adopts a mode of combining a bag die with a sealing strip, the bag die with proper size is attached with glass fiber cloth and laid on the surfaces of the web plate and the shell, sealing rubber strips are attached to the 500mm position away from the junction area of the main web plate (6) and the auxiliary web plate (3) with the shell, and the sealing rubber strips are attached to the root part (7) and the tip part (8) of the blade, so that all boundaries are sealed by the sealing rubber strips, and the channel is sealed;
(6) filling glue, namely putting a spiral pipe in a glue filling channel for air exhaust to ensure that the channel is in a closed vacuum state, preventing bubbles from being generated due to gas left in the channel, putting a glue injection pipe with a pressure maintaining meter at an inlet of the channel, connecting the other end of the glue injection pipe with glue injection equipment, and stabilizing the pressure of the pressure maintaining meter to ensure that the glue is stably input into the glue filling channel; the glue fills the grid gaps of the glass fiber cloth and has a certain thickness to cover the glass fiber cloth;
(7) after the glue is solidified, removing the channel to complete the web plate molding;
wherein, the span direction refers to the direction of the connecting line of the blade root (7) and the blade tip (8);
the chord direction refers to the cross section curve of the blade and is vertical to the span direction.
2. The method for integrally forming the web and the shell of the wind turbine blade according to claim 1, wherein the method comprises the following steps: and (4) adopting a hand lay-up forming process as the glue filling method in the step (6).
3. The wind power blade with the web integrally formed with the shell is manufactured according to the method for integrally forming the web with the shell of the wind power blade as claimed in claim 1, and is characterized in that:
comprises an SS panel (9) and a PS panel (10), each panel is formed by welding a main beam, an auxiliary beam and corresponding arc-shaped plates, the SS panel (9) and the PS panel (10) are connected by gluing,
an auxiliary web plate (3) and the SS surface auxiliary beam (1) are integrally formed and are glued with the auxiliary beam of the PS panel (10), glass fiber cloth and glue which are attached to the main web plate (6) and the SS panel (9) in the spanwise direction are arranged in the boundary area of the auxiliary web plate (3) and the PS panel (10) shell, and the total width of the glass fiber cloth is not more than 1 m;
a main web plate (6) and a PS surface main beam (4) are integrally formed and are glued with a main beam of an SS panel (9), glass fiber cloth and glue which are attached to the main web plate (6) and the SS panel (9) along the span direction are arranged in the boundary area of the main web plate (6) and the SS panel (9) shell, and the total width of the glass fiber cloth is not more than 1 m;
the central lines of the main web plate and the auxiliary web plate are perpendicular to the central line of the blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010658762.6A CN111923444A (en) | 2020-07-09 | 2020-07-09 | Wind power blade with web and shell integrally formed and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010658762.6A CN111923444A (en) | 2020-07-09 | 2020-07-09 | Wind power blade with web and shell integrally formed and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111923444A true CN111923444A (en) | 2020-11-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010658762.6A Pending CN111923444A (en) | 2020-07-09 | 2020-07-09 | Wind power blade with web and shell integrally formed and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111923444A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417798A (en) * | 2021-07-30 | 2021-09-21 | 中材科技风电叶片股份有限公司 | Positioning assembly, wind power blade and manufacturing method thereof |
-
2020
- 2020-07-09 CN CN202010658762.6A patent/CN111923444A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417798A (en) * | 2021-07-30 | 2021-09-21 | 中材科技风电叶片股份有限公司 | Positioning assembly, wind power blade and manufacturing method thereof |
| CN113417798B (en) * | 2021-07-30 | 2023-02-17 | 中材科技风电叶片股份有限公司 | Positioning assembly, wind power blade and manufacturing method thereof |
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