CN204003279U - A kind of composite material tower cylinder of wind-driven generator and prepare mould - Google Patents
A kind of composite material tower cylinder of wind-driven generator and prepare mould Download PDFInfo
- Publication number
- CN204003279U CN204003279U CN201320827239.7U CN201320827239U CN204003279U CN 204003279 U CN204003279 U CN 204003279U CN 201320827239 U CN201320827239 U CN 201320827239U CN 204003279 U CN204003279 U CN 204003279U
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- Prior art keywords
- tower cylinder
- long purlin
- composite material
- tower
- bulkhead
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
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Abstract
The utility model relates to a kind of composite material tower cylinder of wind-driven generator, for tapered tubular structure, comprise covering 1, long purlin 2 and bulkhead 3, described long purlin 2 keeps at a certain distance away and arranges between the week of tower cylinder barrel makes progress, and by bulkhead 3, fixed on the internal diameter of the tower tube stent forming in long purlin 2, on the external diameter of the tower tube stent forming in long purlin 2, by covering 1, be coated; Between described bulkhead 3, keep at a certain distance away be arranged in along tower cylinder axially on.Meanwhile, can also be according to the actual use of the tower cylinder needs of wind-driven generator, the tower cylinder for segmentation, can also adopt connecting frame 9, for the connection of segmentation tower cylinder.Tower cylinder of the present utility model adopts composite material, has thoroughly solved the Anticorrosion of tower cylinder, greatly reduces the maintenance cost of tower cylinder; There is lightweight feature, reduced transportation and the installation cost of tower cylinder.In addition, composite material tower cylinder can be manufactured at the scene, has reduced manufacture cost, at this manufacturing equipment, is assemblied in standard truck and shipping container, has reduced cost of transportation.
Description
Technical field
The utility model relates to wind-driven generator tower, relates in particular to a kind of composite material tower cylinder of wind-driven generator and prepares mould.
Background technique
Wind-driven generator is mainly comprised of wind-driven generator main frame, blade, tower cylinder.Tower cylinder for large scale wind power machine, adopts steel manufacture conventionally, the outer surface preservative treatment of spraying paint again.After scene operation in a few years, frame cylinder surface paint can be peeled off and come off, cause tower cylinder shell to get rusty, the design and use life-span of general wind-driven generator is 20 years, therefore within working life, the preservative treatment such as iron rust, repairing paint that need to repeatedly remove pylon surface, due to the pylon height reason of wind-driven generator, makes Corrosion Maintenance cost very expensive.In addition, wind-driven generator, towards the power future development that maximizes, means that blade dimensions is also towards large scale development, this just mean tower cylinder dimensionally, in weight and in load also towards large scale development.Thereby cause the transportation of tower cylinder and installation more difficult, particularly cause in remote districts (these areas are blower fan negligible amounts conventionally) assembling cost very high, even cannot install.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of composite material tower cylinder of wind-driven generator, to solve the problems such as traditional steel wind-driven generator tower shell gets rusty, and the life-span is short.
For solving the technical problem existing, the technical solution adopted in the utility model is: a kind of composite material tower cylinder of wind-driven generator, for tapered tubular structure, comprise covering 1, long purlin 2, common bulkhead 3 and connecting frame 9, described long purlin 2 keeps at a certain distance away and arranges between the week of tower cylinder barrel makes progress, and fixing by common bulkhead 3 on the internal diameter of the tower tube stent forming in long purlin 2, on the external diameter of the tower tube stent forming in long purlin 2, by covering 1, be coated; Between described bulkhead 3, keep at a certain distance away be arranged in along tower cylinder axially on; Described connecting frame 9, for the connection between segmentation tower cylinder.
Described long purlin 2 is interlayer composite material, and the outer surface compound molding that is coated on long purlin sandwich by long purlin reinforcing fiber and matrix resin forms.
The cross section of described long purlin 2 can be " Ω " shape, trapezoidal or square etc., and the present invention is " Ω " shape preferably.
The material of described long purlin sandwich can be one or more combinations in cork wood, PVC foam, PU rigid foam or PMI foam.
Described covering 1 consists of reinforcing fiber, matrix resin and silica sand compound molding.
The cross section of described common bulkhead 3 is trapezoidal, square, " C " or " L " shape etc.
Described common bulkhead 3 is the composite material by reinforcing fiber and matrix resin compound molding.
The reinforcing fiber of described long purlin increasing 2, covering 1 and common bulkhead 3 is a kind of of glass fibre, carbon fiber, aramid fibre, graphite fiber, superhigh molecular weight polyethylene fibers or basalt fibre yarn or is mixed and formed by two or more.
The matrix resin of described long purlin 2, covering 1 and bulkhead 3 is a kind of of the thermosetting resins such as epoxy resin, unsaturated polyester resin, vinylite, phenolic resin, polyurethane resin or thermoplastic resin.
The preparation method of the composite material tower cylinder of wind-driven generator, its preparation process is:
First, the long purlin 2 preparing is placed in the groove 5 of mould 4, then covering layer 1 on will be on the surface at mould 4 coated, carries out the demoulding after co-curing; Secondly, common bulkhead 3 is arranged on the long purlin 2 and covering layer 1 of tower cylinder; Finally, the tower cylinder by 9 pairs of segmentations of connecting frame carries out each section of tower cylinder and connects.
The preparation of described long purlin 2 can adopt hand to stick with paste or pultrusion is prepared from.
Described covering 1 can be prepared by hand pasting forming, Wrapping formed, prepreg-autoclave molding or resin film infusion moulding process.
At least 20% reinforcing fiber yarn of described covering 1 is 0 °≤R≤20 ° with the angle of long purlin 2 axis.
A kind of or both combinations for glueing joint, being spirally connected of the Placement of described common bulkhead 3, connecting frame 9 and covering 1, long purlin 2.
Described connecting frame 9 materials are composite material or metallic material.
For the mould of preparing of the composite material tower cylinder of wind-driven generator, the outer surface band of described mould 4 is fluted 5, and groove 5 is identical with the shape of growing purlin 2, and mould 4 is arranged on rolling clamp, and rotates along axis by running shaft 6.Described mould 4 can also be with inner heating system and temperature control system or external heat system and temperature control system.
Beneficial effect of the present invention is:
The present invention is tower cylinder Material cladding material, because composite material has the features such as corrosion-resistant, ageing-resistant, has therefore thoroughly solved the Anticorrosion of tower cylinder, greatly reduces the maintenance cost of tower cylinder; Because composite material has lightweight feature, also greatly reduce transportation and the installation cost of tower cylinder.In addition, composite material tower cylinder manufacture process can be carried out at the scene, and this has just reduced the cost of manufacturing works, at this manufacturing equipment, is assemblied in standard truck and shipping container, has reduced cost of transportation.
Accompanying drawing explanation
The composite material tower barrel structure schematic diagram that Fig. 1 provides for the embodiment of the present invention 1
The composite material tower cylinder mfg. moulding die schematic diagram that Fig. 2 provides for the embodiment of the present invention 1
Each section of connection diagram of composite material tower cylinder that Fig. 3 provides for the embodiment of the present invention 1
1-covering in figure, 2-long purlin, 3-common bulkhead, 4-mould, 5-groove, 6-running shaft, 7-tower cylinder section a, 8-tower cylinder section b, 9-connecting frame, 10-high locked bolts, 11-high-strength bolt.
Embodiment
Below in conjunction with accompanying drawing, illustrate the embodiment of this invention.
Embodiment 1: the high taper tower cylinder of preparation 60m, is formed by connecting through 3 joints
As shown in Figure 1, covering 1 and 25 long purlins 2 adopt co-curing moulding to form, and 25 long purlins 2 are evenly distributed on covering 1 internal surface, and common bulkhead 3 is uniformly distributed and installs perpendicular to long purlin 2 along tower cylinder short transverse.Long purlin 2 is " Ω " shape, and bulkhead 3 is " C " shape.
As shown in Figure 2, mould 4 is with equally distributed 25 " Ω " connected in stars 5, and the running shaft 6 of mould 4 can rotate and move axially.Raw material are: glass fibre, epoxy resin, PVC foam, silica sand.Common bulkhead 3 adopts die press technology for forming previously prepared.Connecting frame 9 selects metallic material to be prepared from.
Preparation method comprises the following steps:
1) the long purlin 2 of co-curing and covering 1.In " Ω " of mould 4 connected in star 5, adopt hand to stick with paste the long purlin 2 of technique preparation, first brushing releasing agent on mould, and then the surperficial left-hand seat of mould 4 is stuck with paste 5 layers of twin shaft to glass fiber cloth (volume fraction of the axial glass fibre of long purlin 2, edge is 75%), then " Ω " clevis core of PVC hard foam is put into groove 5 and is fixed with reinforcing fiber, with reinforcing fiber, " Ω " clevis core placing is bundled to location, come off when preventing from being wound around covering 1.Finally adopt winding shaping process to prepare covering 1, the glass fiber yarn that is about to saturated ring epoxy resins is under the rotation of running shaft 6 and moving axially, in layer be wrapped on the surface of mould 4, be wound around 10 layers, wherein the angle of 65% glass fiber yarn and mould running shaft is 15 °, wherein, be mixed with silica sand in 6 layers of winding layer resin, wait the demoulding after integrally curing.
2) common bulkhead 3 and connecting frame 9 are installed.Adopt adhesive bonding technique that common bulkhead 3 is installed, first in the region that bulkhead is installed, smear adhesive, then common bulkhead 3 is placed into and smears adhesive region, and press after several minutes other common bulkheads 3 are being installed.Connecting frame 9 adopts to glued joint with covering 1 and is connected the mode combining with bolt, first adopts adhesive that installation connecting frame 9 and covering 1 are bonded together, and then uses high locked bolts 10 reinforcement by connection.
3) each section of tower cylinder connects.By connecting as shown in Figure 3 tower cylinder section a7 and tower cylinder section b8, the mode that soon the connecting frame 9 employing high-strength bolts 11 of tower cylinder section a7 and tower cylinder section b8 will be connected couples together, and is about to tower cylinder section a7 and tower cylinder section b8 with one heart and the concentric rear high-strength bolt 11 fastening that inserts of bolt connecting hole.
Embodiment 2:
The high taper tower of preparation 100m cylinder, is formed by connecting through 5 joints.Be with embodiment's 1 difference, covering 1 adopts glass fibre and carbon fiber hybrid to strengthen, and the long purlin sandwich of long purlin 2 is selected cork wood, and common bulkhead 3 is selected " L " shape bulkhead.
Finally should be noted that, above embodiment is only unrestricted in order to technological scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art should, can modify or be equal to replacement technological scheme of the present invention, and not depart from the spirit and scope that the technology of the present invention is put on record.
Claims (8)
1. the composite material tower cylinder of a wind-driven generator, for tapered tubular structure, comprise covering (1), long purlin (2), common bulkhead (3) and connecting frame (9), it is characterized in that: described long purlin (2) keeps at a certain distance away and arranges between the week of tower cylinder barrel makes progress, and fixing by bulkhead (3) on the internal diameter of the tower tube stent forming in long purlin (2), coated by covering (1) on the external diameter of the tower tube stent forming in long purlin (2); Between described bulkhead (3), keep at a certain distance away be arranged in along tower cylinder axially on; Described connecting frame (9), for the connection between segmentation tower cylinder; Described long purlin (2) is interlayer composite material, and the outer surface compound molding that is coated on long purlin sandwich by long purlin reinforcing fiber and matrix resin forms.
2. tower cylinder according to claim 1, is characterized in that: the cross section of described long purlin (2) is " Ω " shape, trapezoidal or square.
3. tower cylinder according to claim 1, is characterized in that: described long purlin sandwich material is cork wood, PVC foam, PU rigid foam or PMI foam.
4. tower cylinder according to claim 1, is characterized in that: the cross section of described common bulkhead (3) is " C " or " L " shape.
5. tower cylinder according to claim 1, is characterized in that: the reinforcing fiber of described long purlin (2), covering (1) and common bulkhead (3) is glass fibre, carbon fiber, aramid fibre, graphite fiber, superhigh molecular weight polyethylene fibers or basalt fibre yarn.
6. tower cylinder according to claim 1, is characterized in that: the matrix resin of described long purlin (2), covering (1) and common bulkhead (3) is epoxy resin, unsaturated polyester resin, vinylite, phenolic resin or polyurethane resin.
7. for the mould of preparing of the composite material tower cylinder of wind-driven generator, it is characterized in that: the outer surface band fluted (5) of described mould (4), groove (5) is identical with the shape of long purlin (2), mould (4) is arranged on rolling clamp, and rotates along axis by running shaft (6).
Composite material tower cylinder for wind-driven generator according to claim 7 prepare mould, it is characterized in that: described mould (4) is also with inner heating system and temperature control system or external heat system and temperature control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827239.7U CN204003279U (en) | 2013-12-06 | 2013-12-06 | A kind of composite material tower cylinder of wind-driven generator and prepare mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320827239.7U CN204003279U (en) | 2013-12-06 | 2013-12-06 | A kind of composite material tower cylinder of wind-driven generator and prepare mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204003279U true CN204003279U (en) | 2014-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320827239.7U Expired - Fee Related CN204003279U (en) | 2013-12-06 | 2013-12-06 | A kind of composite material tower cylinder of wind-driven generator and prepare mould |
Country Status (1)
| Country | Link |
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| CN (1) | CN204003279U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644083A (en) * | 2013-12-06 | 2014-03-19 | 内蒙古金岗重工有限公司 | Composite material tower drum of wind driven generator as well as preparation method and preparation mold of composite material tower drum |
| CN105952237A (en) * | 2016-07-02 | 2016-09-21 | 山东华业风能设备有限公司 | Composite material cable pylon and preparation method thereof |
| US10323623B2 (en) | 2016-10-25 | 2019-06-18 | General Electric Company | System and method for transporting or storing wind turbine tower sections |
-
2013
- 2013-12-06 CN CN201320827239.7U patent/CN204003279U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644083A (en) * | 2013-12-06 | 2014-03-19 | 内蒙古金岗重工有限公司 | Composite material tower drum of wind driven generator as well as preparation method and preparation mold of composite material tower drum |
| CN105952237A (en) * | 2016-07-02 | 2016-09-21 | 山东华业风能设备有限公司 | Composite material cable pylon and preparation method thereof |
| US10323623B2 (en) | 2016-10-25 | 2019-06-18 | General Electric Company | System and method for transporting or storing wind turbine tower sections |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20151206 |
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| EXPY | Termination of patent right or utility model |