CN208669496U - Integrated molding composite material blade structure - Google Patents
Integrated molding composite material blade structure Download PDFInfo
- Publication number
- CN208669496U CN208669496U CN201821084330.3U CN201821084330U CN208669496U CN 208669496 U CN208669496 U CN 208669496U CN 201821084330 U CN201821084330 U CN 201821084330U CN 208669496 U CN208669496 U CN 208669496U
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- CN
- China
- Prior art keywords
- composite material
- integrated molding
- man
- span
- arms
- 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.)
- Withdrawn - After Issue
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 56
- 238000000465 moulding Methods 0.000 title claims abstract description 40
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 25
- 239000004917 carbon fiber Substances 0.000 claims abstract description 25
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 24
- 238000004804 winding Methods 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 19
- 230000007704 transition Effects 0.000 claims abstract description 16
- 238000007493 shaping process Methods 0.000 claims abstract description 12
- 238000009792 diffusion process Methods 0.000 claims description 8
- 230000008602 contraction Effects 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
-
- 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
- Y02E10/20—Hydro energy
Landscapes
- Moulding By Coating Moulds (AREA)
Abstract
The utility model discloses a kind of integrated molding composite material blade structures in composite material blade technical field, main load component is carbon beam, carbon beam includes furcation, transition part and the portion that fills the span of a man's arms, furcation includes two flat bifurcateds, blade froth bed is folded between bifurcated, in transition part, two bifurcateds are gradually filled the span of a man's arms, until reaching the portion that fills the span of a man's arms, fill the span of a man's arms into circular tube shaped, petiole froth bed is equipped in transition part and the portion that fills the span of a man's arms, cylindric carbon fiber shaping cushion block is arranged with outside transition part, blade froth bed and furcation are externally provided with carbon fiber skin, shaping cushion block and the portion of filling the span of a man's arms are externally provided with carbon fiber winding layer, the portion aft end interior surface of filling the span of a man's arms is provided with metal liner.The integrated molding composite material blade structure of the utility model, petiole and blade use carbon fibre composite integrated molding, have the characteristics that structure is reliable, highly-safe, overall weight is light, can significantly reduce the energy consumption in blade operational process.
Description
Technical field
The utility model relates to a kind of composite material blade, in particular to a kind of integrated molding of composite material blade is multiple
Condensation material paddle blade structure.
Background technique
The more advanced blade of the prior art mostly uses composite material to be made, and application at present is at most also most important compound
Material is carbon fibre composite.Carbon fibre composite is because having low-density, high intensity, high temperature resistant, corrosion-resistant, thermal expansion coefficient
Low and raw body compatibility waits well excellent properties, becomes the important raw material for preparing various structural and functional composite materials.
But composite material is different from metalwork, has many limitations in structure, for example thread locking structure.It is multiple
Condensation material is easy to wear in use because screw thread hole strength is low, so will not open threaded hole on the composite in use, especially
It is under the operating condition for needing to carry larger tensile stress.Therefore, as shown in Figure 1, the composite material blade of the prior art is all to use
The blade 1 of composite material and the petiole 2 of metal are attached by bolt 3, are fixed on rotation by the screw thread 4 of 2 rear end of petiole
Wheel hub on, so that blade be driven to rotate together.Because the material of petiole is metal, weight weight, energy consumption is high in operation.
Utility model content
The purpose of the utility model is to provide integrated molding composite material blade structure is used, blade weight is reduced, from
And reduce operating power consumption.
Purpose of the utility model is realized as follows: a kind of integrated molding composite material blade structure, main load
Component is carbon beam, and carbon beam includes furcation, transition part and the portion that fills the span of a man's arms, and furcation includes two flat bifurcateds, is pressed from both sides between bifurcated
Equipped with blade froth bed, in transition part, two bifurcateds are gradually filled the span of a man's arms, and are filled the span of a man's arms portion until reaching, and fill the span of a man's arms into circular tube shaped, transition part and
It fills the span of a man's arms and is equipped with petiole froth bed in portion, cylindric shaping cushion block, blade froth bed and furcation peripheral hardware are arranged with outside transition part
There is carbon fiber skin, shaping cushion block and the portion of filling the span of a man's arms are externally provided with carbon fiber winding layer, and the portion aft end interior surface of filling the span of a man's arms is provided with metal liner
Pipe.
The integrated molding composite material blade structure of the utility model, petiole and blade use carbon fibre composite one
Body chemical conversion type has the characteristics that structure is reliable, highly-safe, overall weight is light, can significantly reduce composite material blade and ran
Energy consumption in journey.
The carbon fiber winding layer outside portion of filling the span of a man's arms as a further improvement of the utility model, include interconnecting piece, contraction flow region and
Expanding part, interconnecting piece outer diameter and wheel hub load middle ring internal diameter cooperate, expanding part to external diffusion and with integrated molding composite material
The central axis of paddle blade structure is in 25 ° ~ 35 ° angles.Wherein interconnecting piece is used to blade being fixed on wheel hub, contraction flow region and outer
Expansion portion is used for and locking member cooperation, realizes locking.The angle is preferably 30 °, preferably to bear centrifugal force when blade work.
Fill the span of a man's arms as a further improvement of the utility model, portion rear end and metal liner rear end to external diffusion and with one
The central axis of chemical conversion type composite material blade structure is in 30 ° of angles, makes each layer of petiole (carbon beam, carbon fiber winding layer, metal liner
Pipe) whole centrifugal force when bearing blade work, improves load ability.
Interconnecting piece front end is equipped with the platform cooperated with petiole established angle fixed disk as a further improvement of the utility model,
Rank, convenient for setting petiole established angle fixed disk, established angle adjusts screw and offsets across wheel hub with petiole established angle fixed disk, passes through
It adjusts established angle and adjusts the installation rotation angle that blade is adjusted in screw.
Step front end is equipped with convex shoulder as a further improvement of the utility model, and limit can be played in blade assembling process
The effect of position.
Carbon fiber winding layer front end is equipped with petiole straight section, petiole straight section outer diameter as a further improvement of the utility model,
Cooperate with wheel hub bore diameter of outer ring, is inserted into fixation from wheel hub outer ring convenient for the petiole of blade.
As a further improvement of the utility model, carbon fiber winding layer by carbon filament with integrated molding composite material paddle
The central axis of impeller structure is Wrapping formed in 89 ° of winding angles, to increase the globality of petiole and blade, improves bonding strength.
Contraction flow region and expanding part outer surface are arranged with matched locking and open as a further improvement of the utility model,
Ring, locking open loop tail portion offset with wheel hub load middle ring, and locking open loop outer surface is arranged with the locking domain, the locking domain, locking
The connecting hole passed through for lock-screw is equipped on the rear end face of open loop and metal liner.To solve composite material structural member
The problem of threaded hole can not be opened, carry out screw-threaded coupling.
Metal liner leading exterior surface is to external diffusion and multiple with integrated molding as a further improvement of the utility model,
The central axis of condensation material paddle blade structure is in 1 ° of angle.Therefore during lock screw is tightened, metal liner will not be locked
Determine screw pull-out.
Detailed description of the invention
Fig. 1 is the schematic diagram of the integrated molding composite material blade structure of the prior art.
Fig. 2 is the schematic diagram of the integrated molding composite material blade structure of the utility model.
Fig. 3 is the signal of the petiole rear end internal structure of the integrated molding composite material blade structure of the utility model
Figure.
Fig. 4 is the schematic diagram of the carbon girder construction of the integrated molding composite material blade structure of the utility model.
Fig. 5 is the schematic diagram of the blade internal structure of the integrated molding composite material blade structure of the utility model.
Fig. 6 is the schematic diagram of the shaping cushion block of the integrated molding composite material blade structure of the utility model.
Fig. 7 is the schematic diagram of the carbon fiber winding layer of the integrated molding composite material blade structure of the utility model.
Wherein, 1 blade, 2 petioles, 3 bolts, 4 screw threads, 5 carbon beams, 5A furcation, 5B transition part, 5C fill the span of a man's arms portion, 6 leaves
Body froth bed, 7 carbon fiber skins, 8 petiole froth beds, 9 shaping cushion blocks, 10 carbon fiber winding layers, 10A interconnecting piece, 10B are received
Contracting portion, 10C expanding part, 10D step, 10E convex shoulder, 11 metal liners, 12 wheel hub load middle rings, 13 petiole established angles are fixed
Disk, 14 wheel hubs, 15 locking open loops, the 16 locking domains, 17 connecting holes, 18 petiole straight sections, 19 wheel hub outer rings, 20 established angles are adjusted
Screw.
Specific embodiment
Integrated molding composite material blade structure as shown in Figure 2 and Figure 3, including blade 1 and petiole 2.The paddle blade structure
By including successively froth bed, carbon beam 5, shaping cushion block and clad except interior, wherein froth bed is divided into blade froth bed 6 and petiole
Froth bed 8, clad are divided into blade clad (i.e. carbon fiber skin 7) and petiole clad (i.e. carbon fiber winding layer 10).Bubble
The effect of foam layer is to play inner support when blade is molded and manufactures and apply back-pressure using its elasticity, and making blade, carbon fiber is pre- everywhere
Leaching bed of material paving is compacted.Below for ease of description, defining close to the blade direction of blade is " preceding ", the blade direction far from blade
It is "outside" far from petiole central axial direction for " rear ".
As shown in Figure 4, Figure 5, carbon beam 5 includes furcation 5A, transition part 5B and the portion 5C that fills the span of a man's arms.Furcation 5A includes two flat
Flat bifurcated is folded with blade froth bed 6 between bifurcated, and blade froth bed 6 and furcation 5A are externally provided with carbon fiber skin 7, from
And form the blade of this integrated molding composite material blade structure.
As shown in Figure 3, Figure 4, in the transition part 5B of carbon beam 5, two bifurcateds are gradually filled the span of a man's arms, until reaching the portion 5C that fills the span of a man's arms, are closed
It embraces into circular tube shaped.It is equipped with petiole froth bed 8 in transition part 5B and the portion 5C that fills the span of a man's arms, the whole of cylindrical shape is also arranged with outside transition part 5C
Shape cushion block 9, structure due to when carbon beam is drawn from blade being square structure by the way that shaping cushion block 9 is arranged as shown in fig. 6, can be made
Petiole is rounded, convenient for the forming of petiole clad.Carbon fiber winding layer 10, carbon fiber are externally provided in shaping cushion block 9 and the portion 5C that fills the span of a man's arms
Tie up winding layer 10 by carbon filament with the central axis of integrated molding composite material blade structure in 89 ° of winding angles it is Wrapping formed,
Making fill the span of a man's arms portion 5C and the shaping cushion block 9 of carbon beam becomes an entirety, increases petiole intensity, and improve globality, guarantees seperated
Petiole carbon beam will not dehisce when bearing pneumatic moment of flexure.Portion's 5C rear end surface of filling the span of a man's arms is provided with metal liner 11, main function
It is subject to inward pressure of the petiole rear end in centrifugal force, and accepts the effect of fixedly locked screw.
As shown in Fig. 2, Fig. 3, Fig. 7, the carbon fiber winding layer 10 filled the span of a man's arms outside portion 5C include interconnecting piece 10A, contraction flow region 10B and
Expanding part 10C.Interconnecting piece 10A passes through wheel hub load middle ring 12, and the front end interconnecting piece 10A is equipped with matches with petiole established angle fixed disk 13
The step 10D of conjunction, established angle adjust screw 20 and offset across 14 top of wheel hub with petiole established angle fixed disk 13, pass through to adjust and pacify
Dress angle adjusts the setting angle that blade is adjusted in screw 20.The front end step 10D is equipped with convex shoulder 10E, can in blade assembling process
Play the role of limit.Expanding part 10C, fill the span of a man's arms the portion rear end 5C and 11 rear end of metal liner are to external diffusion and and integrated molding
The central axis of composite material blade structure is in 30 ° of angles, preferably to bear centrifugal force when blade work.Contraction flow region 10B
It is arranged with matched locking open loop 15 with the outer surface expanding part 10C, locks 15 tail portion of open loop and 12 phase of wheel hub load middle ring
It supports, locking 15 outer surface of open loop is arranged with the locking domain 16, and the locking domain 16 is locked on the end face of open loop 15 and metal liner 11
It is equipped with the connecting hole 17 passed through for lock-screw.Threaded hole can not be opened to solve composite material structural member, carries out screw thread
The problem of locking.Central axis of 11 leading exterior surface of metal liner to external diffusion and with integrated molding composite material blade structure
Line is in 1 ° of angle, therefore during lock screw is tightened, and metal liner 11 will not be locked screw pull-out.
As shown in Fig. 3, Fig. 7,10 front end of carbon fiber winding layer is equipped with petiole straight section 18, outside 18 outer diameter of petiole straight section and wheel hub
The cooperation of 19 internal diameter of ring is inserted into fixation from wheel hub outer ring 19 convenient for the petiole of blade.
The integrated molding composite material blade structure blade and petiole of the present embodiment are all made of carbon fibre composite.By
In the density of carbon fibre composite be only 1650kg/m3, so dramatically reducing blade weight.This design has structure
Reliably, feature highly-safe, overall weight is light.
The utility model is not limited to above-described embodiment, on the basis of technical solution disclosed by the utility model, this
For the technical staff in field according to disclosed technology contents, not needing creative labor can be special to some of which technology
Sign makes some replacements and deformation, these replacements and deformation are within the protection scope of the present utility model.
Claims (10)
1. a kind of integrated molding composite material blade structure, it is characterised in that: main load component is carbon beam, the carbon Liang Bao
Include furcation, transition part and the portion that fills the span of a man's arms, the furcation includes two flat bifurcateds, and blade bubble is folded between the bifurcated
Foam layer, in the transition part, two bifurcateds are gradually filled the span of a man's arms, until the portion that fills the span of a man's arms described in reaching, fills the span of a man's arms into circular tube shaped, the mistake
It crosses in portion and the portion that fills the span of a man's arms and is equipped with petiole froth bed, cylindric shaping cushion block, the blade foam are arranged with outside the transition part
Layer and furcation are externally provided with carbon fiber skin, and the shaping cushion block and the portion of filling the span of a man's arms are externally provided with carbon fiber winding layer, the portion that fills the span of a man's arms
Aft end interior surface is provided with metal liner.
2. integrated molding composite material blade structure according to claim 1, it is characterised in that: described to fill the span of a man's arms outside portion
Carbon fiber winding layer includes interconnecting piece, contraction flow region and expanding part, and the interconnecting piece outer diameter and wheel hub load middle ring internal diameter cooperate, institute
Expanding part is stated to external diffusion and with the central axis of the integrated molding composite material blade structure in 25 ° ~ 35 ° angles.
3. integrated molding composite material blade structure according to claim 2, it is characterised in that: the expanding part and institute
The central axis of integrated molding composite material blade structure is stated in 30 ° of angles.
4. integrated molding composite material blade structure according to claim 3, it is characterised in that: the portion rear end of filling the span of a man's arms
And metal liner rear end is to external diffusion and with the central axis of the integrated molding composite material blade structure in 30 ° of folders
Angle.
5. integrated molding composite material blade structure according to claim 2, it is characterised in that: the interconnecting piece front end
Equipped with the step cooperated with petiole established angle fixed disk.
6. integrated molding composite material blade structure according to claim 5, it is characterised in that: the step front end is set
There is convex shoulder.
7. integrated molding composite material blade structure according to claim 2, it is characterised in that: the carbon fiber winding
Layer front end is equipped with petiole straight section, and the petiole straight section outer diameter and wheel hub bore diameter of outer ring cooperate.
8. described in any item integrated molding composite material blade structures according to claim 1 ~ 7, it is characterised in that: the carbon
Fiber winding layer is by carbon filament to be in 80 ° ~ 89 ° winding angles with the central axis of the integrated molding composite material blade structure
It is Wrapping formed.
9. according to the described in any item integrated molding composite material blade structures of claim 2 ~ 7, it is characterised in that: the receipts
Contracting portion and expanding part outer surface are arranged with matched locking open loop, the locking open loop tail portion and the wheel hub load middle ring
It offsets, the locking open loop outer surface is arranged with the locking domain, the locking domain, the rear end face for locking open loop and metal liner
On be equipped with the connecting hole passed through for lock-screw.
10. integrated molding composite material blade structure according to claim 9, it is characterised in that: the metal liner
Leading exterior surface is in 1 ° of angle to external diffusion and with the central axis of the integrated molding composite material blade structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821084330.3U CN208669496U (en) | 2018-07-10 | 2018-07-10 | Integrated molding composite material blade structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821084330.3U CN208669496U (en) | 2018-07-10 | 2018-07-10 | Integrated molding composite material blade structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208669496U true CN208669496U (en) | 2019-03-29 |
Family
ID=65826914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821084330.3U Withdrawn - After Issue CN208669496U (en) | 2018-07-10 | 2018-07-10 | Integrated molding composite material blade structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208669496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757270A (en) * | 2018-07-10 | 2018-11-06 | 江苏新扬新材料股份有限公司 | Integrated molding composite material blade structure |
-
2018
- 2018-07-10 CN CN201821084330.3U patent/CN208669496U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757270A (en) * | 2018-07-10 | 2018-11-06 | 江苏新扬新材料股份有限公司 | Integrated molding composite material blade structure |
| CN108757270B (en) * | 2018-07-10 | 2024-01-09 | 江苏新扬新材料股份有限公司 | Integrated composite material blade structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190329 Effective date of abandoning: 20240109 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190329 Effective date of abandoning: 20240109 |