CN202247857U - Composite foundation pile of ocean wind power tower - Google Patents
Composite foundation pile of ocean wind power tower Download PDFInfo
- Publication number
- CN202247857U CN202247857U CN2011203435581U CN201120343558U CN202247857U CN 202247857 U CN202247857 U CN 202247857U CN 2011203435581 U CN2011203435581 U CN 2011203435581U CN 201120343558 U CN201120343558 U CN 201120343558U CN 202247857 U CN202247857 U CN 202247857U
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- foundation pile
- glass fiber
- reinforced plastic
- fiber reinforced
- pipe
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Abstract
The utility model discloses a foundation pile of a wind power tower, in particular to a composite foundation pile of an ocean wind power tower. The composite foundation pile is characterized by comprising a metal foundation pile, an anticorrosive glass fiber reinforced plastic wound layer is arranged on the outer surface of the metal foundation pile, and an anticorrosive glass fiber reinforced plastic ejected layer is arranged on the inner surface of the metal foundation pile. The outer surface of the foundation pile is wound with glass fiber reinforced plastic for resisting corrosion, while the inner surface of the foundation pile is sprayed by glass fiber reinforced plastic instead of coatings so as to be anti-corrosive, so that the composite foundation pile is resistant to corrosion of salt mist, ocean atmosphere and sea water, weather-resistant and anti-ageing. Besides, the service life of the foundation of the ocean wind power tower is prolonged, a great quantity of manpower and material resources required for maintenance during running of the wind power tower are saved, and running cost is reduced effectively.
Description
(1) technical field
The utility model relates to a kind of wind-electricity tower stake pipe, particularly a kind of composite ocean wind-electricity tower stake pipe.
(2) background technology
Present wind-powered electricity generation foundation pile pipe is anticorrosion all to be to continue to use American-European standard polyurethane coating; Main because at the beginning of the wind-powered electricity generation industry development; That is that all right is ripe in the development of European overlength weatherability finish paint, therefore selected for use technical the most ripe, relatively weatherability preferably polyurethane coating as protection.And be 10-15 the application life of general polyurethane coating; The wind-powered electricity generation foundation pile pipe in the ocean particularly, in the ocean, the be in operation greatest problem that exists of wind-powered electricity generation foundation pile pipe is the corrosion of salt fog, marine atmosphere, seawater; For ensureing the application life of wind-powered electricity generation foundation pile pipe; The operation must repeatedly safeguard therebetween, increased cost of equipment maintenance and potential safety hazard greatly, and the scene of wind-powered electricity generation foundation pile pipe again application very the difficulty; Loading and unloading, transportation and shutdown maintenance costly, the maintenance cost in the use is far above the cost of the coating of first application itself.Therefore researching and developing offshore wind farm foundation pile pipe anticorrosion technique becomes the task of top priority, and the wind-powered electricity generation industry presses for a kind of novel wind power foundation pile pipe that can the medium-term and long-term operation in the ocean.
(3) summary of the invention
The utility model is in order to remedy the defective of prior art, and a kind of composite ocean wind-electricity tower stake pipe of corrosion-resistant, anti-aging, long service life is provided.
The utility model is realized through following technical scheme:
A kind of composite ocean wind-electricity tower stake pipe is characterized in that: comprise metal foundation pile pipe, metal foundation pile tube outer surface is provided with glass fiber reinforced plastic and twines anticorrosive coat, and metal foundation pile pipe internal surface is provided with and sprays the glass fiber reinforced plastic anticorrosive coat.
This composite ocean wind-electricity tower stake pipe; Metal foundation pile pipe bottom is provided with the anticreep groove; On the anticreep groove conehead is installed, is connected through adpting flange between each metal foundation pile pipe, metal foundation pile pipe adopts the above high-quality steel of Q345E; Glass fiber reinforced plastic twines anticorrosive coat and adopts unsaturated polyester resin, alkali-free glass fibre and other auxiliary material, sprays the glass fiber reinforced plastic anticorrosive coat and adopts unsaturated polyester resin and alkali-free chopped strand.
A kind of processing technology of above-mentioned composite ocean wind-electricity tower stake pipe is characterized in that: metal foundation pile tube outer surface adopts fw frp anticorrosion, and metal foundation pile pipe internal surface adopts spraying glass fiber reinforced plastic anticorrosion, and its concrete processing technology is following:
Step (1) is made metal foundation pile pipe:
1. raw material incoming test → retest of materials → steel plate preliminary treatment → Numerical control cutting blanking → dimension control → finished edge → volume circle → assembly welding longitudinal joint → school circle → 100%UT detects;
2. finished product flange → H incoming test and test specimen are reviewed → are detected with shell ring assembly welding → 100%UT detection → flatness;
Step (2) glass fiber reinforced plastic twines anticorrosive coat:
After alkali-free glass fibre flooded unsaturated polyester resin 196A, under Tension Control, directly be wrapped on the metal foundation pile tube outer surface, and then the spontaneous curing moulding, gel coating resin be coated with outward;
Step (3) is sprayed the glass fiber reinforced plastic anticorrosive coat:
With the unsaturated polyester resin that is mixed with initator and the accelerator ejection from the spray gun both sides respectively, be the alkali-free chopped strand with the glass rove that cuts off simultaneously, spray by the spray gun center; It is evenly mixed with resin, deposit on the metal foundation pile inside pipe wall, when depositing to certain thickness; Use the running roller compacting; Make the fiber impregnated with resin, get rid of bubble, solidify the back and form hard overcoat.
The processing technology of this composite ocean wind-electricity tower stake pipe, the initator in the step (3) adopts methyl ethyl ketone peroxide, and accelerator is adopted cobalt naphthenate.
The beneficial effect of the utility model is: this composite ocean wind-electricity tower stake pipe; Foundation pile tube outer surface employing fw frp is anticorrosion, inner surface adopts the anticorrosion replacement anticorrosion with coat of spraying glass fiber reinforced plastic; Burn into weatherability, the ageing resistace of salt spray resistance, marine atmosphere, seawater are good; Improve the application life of oceanic winds column foot plinth, practiced thrift a large amount of manpower and materials that maintenance needs in the wind-powered electricity generation tower running, effectively reduced the running cost expense.
(4) description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Accompanying drawing 1 is the cross-sectional schematic of the utility model composite ocean wind-electricity tower stake pipe.
Accompanying drawing 2 is the cross-sectional schematic of the utility model composite ocean wind-electricity tower stake pipe bottom.
Among the figure, 1 glass fiber reinforced plastic twines anticorrosive coat, 2 metal foundation pile pipes, and 3 spray glass fiber reinforced plastic anticorrosive coat, 4 adpting flanges, 5 anticreep grooves, 6 coneheads.
(5) specific embodiment
Accompanying drawing is a kind of specific embodiment of the utility model.
Among Fig. 1; This composite ocean wind-electricity tower stake pipe comprises metal foundation pile pipe 2, and metal foundation pile pipe 2 external surfaces are provided with glass fiber reinforced plastic and twine anticorrosive coat 1; Metal foundation pile pipe 2 inner surfaces are provided with and spray glass fiber reinforced plastic anticorrosive coat 3; Metal foundation pile pipe 2 adopts the above high-quality steel of Q345E, and glass fiber reinforced plastic twines anticorrosive coat 1 and adopts unsaturated polyester resin, alkali-free glass fibre and other auxiliary material, sprays glass fiber reinforced plastic anticorrosive coat 3 and adopts unsaturated polyester resin and alkali-free chopped strand.Among Fig. 2, metal foundation pile pipe 2 bottoms are provided with anticreep groove 5, and conehead 6 is installed on the anticreep groove 5, are connected through adpting flange 4 between each metal foundation pile pipe 2, and conehead 6 is installed in ocean parent tube stake bottom, and pyramidal structure helps piling.
The processing technology of this composite ocean wind-electricity tower stake pipe, metal foundation pile tube outer surface adopt fw frp anticorrosion, and metal foundation pile pipe internal surface adopts spraying glass fiber reinforced plastic anticorrosion, and its concrete processing technology is following:
Step (1) is made metal foundation pile pipe:
1. raw material incoming test → retest of materials → steel plate preliminary treatment → Numerical control cutting blanking → dimension control → finished edge → volume circle → assembly welding longitudinal joint → school circle → 100%UT detects;
2. finished product flange → H incoming test and test specimen are reviewed → are detected with shell ring assembly welding → 100%UT detection → flatness;
Step (2) glass fiber reinforced plastic twines anticorrosive coat:
After alkali-free glass fibre flooded unsaturated polyester resin 196A, under Tension Control, directly be wrapped on the metal foundation pile tube outer surface, and then the spontaneous curing moulding, gel coating resin be coated with outward;
Step (3) is sprayed the glass fiber reinforced plastic anticorrosive coat:
With the unsaturated polyester resin that is mixed with initator and the accelerator ejection from the spray gun both sides respectively, be the alkali-free chopped strand with the glass rove that cuts off simultaneously, spray by the spray gun center; It is evenly mixed with resin, deposit on the metal foundation pile inside pipe wall, when depositing to certain thickness; Use the running roller compacting; Make the fiber impregnated with resin, get rid of bubble, solidify the back and form hard overcoat.Initator in the step (3) adopts methyl ethyl ketone peroxide, and accelerator is adopted cobalt naphthenate.
Through the composite ocean wind-electricity tower stake pipe that this processing technology is produced, the service test through a large amount of has following excellent results:
(1) the outer anticorrosion employing fw frp of metal foundation pile pipe:
The glass fiber reinforced plastic external surface is very smooth, and roughness and frictional resistance are very little.Roughness coefficien is 0.0084.Test in a large number at the company technique center, packs the water that contains a large amount of mud, sandstone in the unlike material pipe into, is rotated the abrasion contrast test.After 3,000,000 rotations, the wearing depth of detector tube inwall is following: use the steel pipe of tar and porcelain glaze coating to be 0.53mm, use the steel pipe of epoxy resin and tar-enamel to be 0.52mm, the steel pipe of handling through case hardening is 0.48mm, and glass reinforced plastic pipe is 0.21mm.Can explain that thus it is quite wear-resisting.So composite ocean wind-electricity tower stake pipe can effectively prevent the destruction to the foundation pile pipe such as seawater, sandstone in the ocean.
The main raw material(s) of glass fiber reinforced plastic selects for use the unsaturated polyester resin of macromolecule composition and leucocratic glass fiber to form; It can resist the corrosion of media such as acid, alkali, salt and the erosion of seawater and numerous chemical liquids effectively; So; Composite ocean wind-powered electricity generation foundation pile pipe can effectively prevent the destruction of seawater to foundation pile pipe anticorrosive coat in the ocean, can reduce the protection expense, improves service life.
(2) glass fiber reinforced plastic is sprayed in anticorrosion employing in the metal foundation pile pipe:
Spraying the used raw material of glass fiber reinforced plastic is unsaturated polyester resin and alkali-free chopped strand, adopts spray technology to make interior anticorrosive coat.
The advantage of injection molding: 1. product good integrity, no seam, interlaminar shear strength is high, and is anticorrosive good; 2. product size, shape are unrestricted.
In sum; Employing the present invention technology; Improved the application life of oceanic winds column foot plinth; Practiced thrift a large amount of manpower and materials that maintenance needs in the wind-powered electricity generation tower running, effectively reduced the running cost expense, this kind foundation pile pipe still all is superior to other products from aspects such as engineering overall costs greatly from properties of product.
Claims (3)
1. composite ocean wind-electricity tower stake pipe is characterized in that: comprise metal foundation pile pipe (2), metal foundation pile pipe (2) external surface is provided with glass fiber reinforced plastic and twines anticorrosive coat (1), and metal foundation pile pipe (2) inner surface is provided with and sprays glass fiber reinforced plastic anticorrosive coat (3).
2. composite ocean wind-electricity tower stake pipe according to claim 1; It is characterized in that: metal foundation pile pipe (2) lowermost end is provided with anticreep groove (5); Conehead (6) is installed on the anticreep groove (5), is connected through adpting flange (4) between each metal foundation pile pipe (2).
3. composite ocean wind-electricity tower stake pipe according to claim 1 is characterized in that: metal foundation pile pipe (2) adopts the above high-quality steel of Q345E.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203435581U CN202247857U (en) | 2011-09-14 | 2011-09-14 | Composite foundation pile of ocean wind power tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203435581U CN202247857U (en) | 2011-09-14 | 2011-09-14 | Composite foundation pile of ocean wind power tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202247857U true CN202247857U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203435581U Expired - Fee Related CN202247857U (en) | 2011-09-14 | 2011-09-14 | Composite foundation pile of ocean wind power tower |
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| Country | Link |
|---|---|
| CN (1) | CN202247857U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102433870A (en) * | 2011-09-14 | 2012-05-02 | 山东省呈祥电工电气有限公司 | Composite marine wind tower base pile pipe and processing technic thereof |
| CN106677174A (en) * | 2016-11-08 | 2017-05-17 | 广西大学 | Reinforced concrete pile structure capable of preventing seawater corrosion based on semi-permeable membrane |
| CN109203439A (en) * | 2018-09-25 | 2019-01-15 | 连云港连鑫玻璃钢有限公司 | A kind of three-dimensional networking winding, molding method of GRP pipe and its GRP pipe |
| AU2019101323B4 (en) * | 2019-10-31 | 2020-07-30 | Marine Composites IP Pty Ltd | A marine pile |
-
2011
- 2011-09-14 CN CN2011203435581U patent/CN202247857U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102433870A (en) * | 2011-09-14 | 2012-05-02 | 山东省呈祥电工电气有限公司 | Composite marine wind tower base pile pipe and processing technic thereof |
| CN102433870B (en) * | 2011-09-14 | 2014-03-19 | 山东省呈祥电工电气有限公司 | Composite marine wind tower base pile pipe and processing technic thereof |
| CN106677174A (en) * | 2016-11-08 | 2017-05-17 | 广西大学 | Reinforced concrete pile structure capable of preventing seawater corrosion based on semi-permeable membrane |
| CN109203439A (en) * | 2018-09-25 | 2019-01-15 | 连云港连鑫玻璃钢有限公司 | A kind of three-dimensional networking winding, molding method of GRP pipe and its GRP pipe |
| CN109203439B (en) * | 2018-09-25 | 2021-06-22 | 连云港连鑫玻璃钢有限公司 | Three-dimensional net winding forming method for glass fiber reinforced plastic pipeline and glass fiber reinforced plastic pipeline |
| AU2019101323B4 (en) * | 2019-10-31 | 2020-07-30 | Marine Composites IP Pty Ltd | A marine pile |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20120530 Termination date: 20200914 |
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| CF01 | Termination of patent right due to non-payment of annual fee |