CN221193457U - Anti-freezing protection structure of wind power foundation in frozen soil area - Google Patents
Anti-freezing protection structure of wind power foundation in frozen soil area Download PDFInfo
- Publication number
- CN221193457U CN221193457U CN202323008957.4U CN202323008957U CN221193457U CN 221193457 U CN221193457 U CN 221193457U CN 202323008957 U CN202323008957 U CN 202323008957U CN 221193457 U CN221193457 U CN 221193457U
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- layer
- carbon fiber
- fiber cloth
- wind power
- frozen soil
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- 239000002689 soil Substances 0.000 title claims abstract description 23
- 238000007710 freezing Methods 0.000 title claims description 12
- 239000004744 fabric Substances 0.000 claims abstract description 37
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 36
- 239000004917 carbon fiber Substances 0.000 claims abstract description 36
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000011083 cement mortar Substances 0.000 claims abstract description 20
- 238000004873 anchoring Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims abstract 2
- 239000010410 layer Substances 0.000 claims description 71
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000011325 microbead Substances 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 14
- 230000003313 weakening effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 6
- 238000004321 preservation Methods 0.000 description 6
- 230000006378 damage Effects 0.000 description 4
- 238000010257 thawing Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Wind Motors (AREA)
Abstract
The utility model provides an antifreezing protection structure of a wind power foundation in a frozen soil area, which is used for protecting a foundation main body comprising a fan tower body and a fixing structure, wherein the antifreezing protection structure comprises a carbon fiber cloth layer, a cement mortar plastering layer, a concrete heat insulation board layer and an oil canvas layer which are sequentially wrapped from inside to outside, the carbon fiber cloth layer is used for reinforcing and protecting the foundation main body through an anchoring system, the cement mortar plastering layer is used for covering and protecting the carbon fiber cloth layer, the concrete heat insulation board layer penetrates through and is fixedly connected with the cement mortar plastering layer through heat insulation nails, and the oil canvas layer is wrapped and fixed on the concrete heat insulation board layer through a wire netting. The utility model has the advantages that: prolonging the service life of the fan and weakening the influence of low temperature in a frozen soil area on the normal use of the fan.
Description
Technical Field
The utility model relates to the technical field of wind power foundation anti-freezing protection, in particular to an anti-freezing protection structure of a wind power foundation in a frozen soil area.
Background
The wind power source is clean and pollution-free renewable energy, has wide development prospect, the development of the wind power industry of China land is rapid, the wind power resource conversion rate in northeast areas is high, the wind power industrialization utilization rate is high, and the average service life of a fan is only about 20 years. In northern alpine regions, wind energy is sufficient, but wind power generation needs to resist severe weather, and freeze thawing cycles of soil layers in frozen soil regions can change original physical and mechanical properties of the soil layers, so that foundation settlement, foundation destruction, paralysis of a wind turbine generator system and the like with different degrees are caused, and the service life of fans in the frozen soil regions is seriously influenced.
The traditional wind power foundation antifreezing structure isolates the wind power foundation from the external environment by adopting materials such as a concrete antifreezing heat preservation quilt, a heat preservation partition plate and the like, but the antifreezing effect is not obvious. The freeze-thawing cycle of foundation soil may cause damage to the wind power foundation, such as damage to flange rings, increased cracks at the bottom of the foundation, etc. After the wind power foundation is damaged, the heat insulation layer is only used for blocking extremely cold air, and the normal operation of the fan is not enough.
As the soil property in the frozen soil area is greatly influenced by freeze thawing circulation, the wind power foundation is reinforced while the wind power foundation is subjected to freeze-proofing treatment, the stability of the foundation can be improved, the influence of severe weather on the wind turbine generator is weakened, and the service life of the fan is prolonged.
Disclosure of utility model
The utility model aims to provide an antifreezing protection structure for a wind power foundation in a frozen soil area, which prolongs the service life of the fan and weakens the influence of low temperature in the frozen soil area on the normal use of the fan.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme:
The utility model provides a frostproofing protection architecture of frozen soil district wind-powered electricity generation basis for the protection includes the basis main part of fan tower body and fixed knot constructs, frostproofing protection architecture includes carbon fiber cloth layer, cement mortar plastering layer, concrete insulation board layer, the oil canvas layer of parcel in proper order from inside to outside, the carbon fiber cloth layer consolidates the protection to the basis main part through anchor system, cement mortar plastering layer covers the protection to the carbon fiber cloth layer, the concrete insulation board layer runs through it through the heat preservation nail and connects and be fixed in cement mortar plastering layer, the oil canvas layer is fixed in concrete insulation board layer through the wire netting parcel.
Further, the anchoring system comprises a single anchor and a primary and secondary clamp anchor, wherein the single anchor is connected to the middle of the carbon fiber cloth in a penetrating way, and the primary and secondary clamp anchors are connected to the two ends of the carbon fiber cloth in a penetrating way respectively and are connected and fixed through bolts and nuts.
Further, the carbon fiber cloth layer is arranged in a double-layer mode and is adhered to the basic main body through impregnating adhesive.
Further, vitrified micro bubbles are added into the cement mortar of the cement mortar plastering layer, so that a flat surface layer can be provided.
Further, the oil canvas layer is two layers and is fixed on the foundation main body by adopting a wire mesh with a 1cm diameter.
Compared with the prior art, the utility model has the following advantages:
According to the anti-freezing protection structure of the wind power foundation in the frozen soil area, the wind power foundation is reinforced by four layers of different heat insulation materials, and the wind power foundation is reinforced and protected while heat insulation is carried out, so that the anti-freezing protection structure is economical and practical, and has a good anti-freezing protection effect on the wind power foundation in the frozen soil area. The carbon fiber cloth layer has obvious heat insulation and reinforcement effects, and can obviously improve the stability of the wind power foundation; the vitrified microbeads are added into the cement mortar plastering layer, so that the heat preservation effect can be remarkably improved, and the carbon fiber cloth layer is protected, and meanwhile, the concrete heat preservation plate layer is convenient to fix; the concrete heat-insulating plate layer is a main anti-freezing protective layer, and is tightly attached to the wind power foundation through the fixation of heat-insulating nails, so that the anti-freezing effect is obvious; the oil canvas layer has better heat preservation effect, is fixed in on the wind-powered electricity generation basis through the wire netting, effectively ensures concrete heated board normal operating.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a schematic cross-sectional view of the freeze protection structure of the present utility model.
FIG. 3 is a schematic view of a single anchor structure according to the present utility model.
Fig. 4 is a schematic view of the primary and secondary clip anchorage of the present utility model.
FIG. 5 is a schematic illustration of the assembled connection of the carbon fiber cloth layer and the anchoring system according to the present utility model (I).
FIG. 6 is a schematic diagram of the assembly connection of the carbon fiber cloth layer and the anchoring system (II).
Reference numerals: 1. a base body 2, an anchoring system 21 and a single anchor; 22. a primary-secondary clamp anchor; 23. the concrete anchor comprises an anchor clamping plate, 3 heat-insulating nails, 4 concrete heat-insulating plate layers, 5 oil canvas layers, 6 cement mortar plastering layers, 7 carbon fiber cloth layers, 8 high-strength bolts and nuts.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the anti-freezing protection structure of the wind power foundation in the frozen soil area is used for protecting a foundation main body 1 comprising a fan tower body and a fixed structure. The anti-freezing protection structure comprises a carbon fiber cloth layer 7, a cement mortar plastering layer 6, a concrete heat-insulating board layer 4 and an oil canvas layer 5 which are sequentially wrapped from inside to outside. The carbon fiber cloth layer 7 reinforces and protects the foundation main body 1 through the anchoring system 2, the carbon fiber cloth layer 7 clings to the foundation main body 1, and the layout width and the interval of the carbon fiber cloth are selected according to relevant specifications and the actual exposure length and damage condition of the foundation main body 1; the carbon fiber cloth layer 7 is arranged in a double-layer manner and is adhered to the basic main body 1 through impregnating adhesive. The cement mortar plastering layer 6 is used for covering and protecting the carbon fiber cloth layer 7, and vitrified microbeads are added in cement mortar of the cement mortar plastering layer 6, so that a smooth surface layer can be provided, and convenience is brought to the arrangement of the concrete heat insulation board layer 4. The concrete heat-insulating board layer 4 is penetrated through and connected and fixed on the cement mortar plastering layer 6 through heat-insulating nails 3; the cement plastering is added with the heat insulation material, and the heat insulation nails 3 are skillfully provided with the attaching conditions on the basis of not damaging the concrete outer layer of the foundation main body 1. The oil canvas layer 5 is wrapped and fixed on the concrete heat insulation board layer 4 through an iron wire mesh, the oil canvas layer 5 is two layers, and the iron wire mesh with the aperture of 1cm is adopted; the double-layer oil canvas layer 5 can block the cold air cooling concrete heat insulation plate layer 4, and the oil canvas can be tightly wrapped on the base main body 1 through fixing the wire mesh with the aperture of 1 cm.
As shown in fig. 3 and 4, the anchoring system 2 includes a single anchor 21 and a primary-secondary clamp anchor 22, the single anchor 21 is connected to the middle of the carbon fiber cloth in a penetrating manner, and the primary-secondary clamp anchor 22 is connected to two ends of the carbon fiber cloth in a penetrating manner respectively and is connected and fixed to the two ends through bolts and nuts. Specifically, the single anchor 21 and the primary-secondary clamp anchor 22 are both thick at two ends and thin in the middle, the primary-secondary clamp anchor 22 comprises a primary-secondary clamp anchor and a primary-secondary clamp anchor, the primary-secondary clamp anchor and the primary-secondary clamp anchor can be connected and fixed in a matched manner, specifically, two pairs of screw holes capable of being penetrated and connected with bolts are formed in two ends of the primary-secondary clamp anchor and two ends of the primary-secondary clamp anchor, anchor clamping plates 23 can be embedded in the middle parts of the primary-secondary clamp anchor and the primary-secondary clamp anchor, and the primary-secondary clamp anchor can apply prestress to carbon fiber cloth through the high-strength bolts and nuts 8 and enable the carbon fiber cloth to be uniformly and tightly wrapped on the foundation main body 1. As shown in fig. 5 and 6, the assembly process of the anchoring system 2 and the carbon fiber cloth is as follows: firstly, folding carbon fiber cloth, placing a single anchor 21 in the center of the folding, then winding two ends of the carbon fiber cloth in anchor clamping plates 23, placing the anchor clamping plates 23 at the two ends in the middle of a primary and secondary clamp anchor 22 respectively, then connecting and fastening the two-terminal primary clamp anchor 22 through high-strength bolts and nuts 8 in a matched manner, and finally encircling the assembled carbon fiber cloth on a foundation main body 1, and applying prestress to the carbon fiber cloth by the high-strength bolts and nuts 8 so that the fiber cloth is uniformly and tightly wrapped on the foundation main body 1.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the concept of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.
Claims (5)
1. The utility model provides a frostproofing protection architecture of frozen soil district wind-powered electricity generation basis for the protection includes fan tower body and fixed knot constructs's basic main part, its characterized in that: the anti-freezing protection structure comprises a carbon fiber cloth layer, a cement mortar plastering layer, a concrete heat-insulating board layer and an oil canvas layer which are sequentially wrapped from inside to outside, wherein the carbon fiber cloth layer is used for reinforcing and protecting a basic main body through an anchoring system, the cement mortar plastering layer is used for covering and protecting the carbon fiber cloth layer, the concrete heat-insulating board layer penetrates through the carbon fiber cloth layer through heat-insulating nails and is connected and fixed with the cement mortar plastering layer, and the oil canvas layer is wrapped and fixed with the concrete heat-insulating board layer through an iron wire mesh.
2. The freeze protection structure of a wind power foundation in a frozen soil area according to claim 1, wherein: the anchoring system comprises a single anchor and a primary and secondary clamp anchor, wherein the single anchor is connected to the middle of the carbon fiber cloth in a penetrating manner, and the primary and secondary clamp anchors are connected to the two ends of the carbon fiber cloth in a penetrating manner respectively and are connected and fixed through bolts and nuts.
3. The freeze protection structure of a wind power foundation in a frozen soil area according to claim 2, wherein: the carbon fiber cloth layer is arranged in a double-layer mode and is adhered to the basic main body through impregnating adhesive.
4. The freeze protection structure of a wind power foundation in a frozen soil area according to claim 1 or 3, wherein: vitrified microbeads are added into the cement mortar of the cement mortar plastering layer, so that a flat surface layer can be provided.
5. The freeze protection structure of the wind power foundation in the frozen soil area according to claim 4, wherein: the oil canvas layer is two layers and is fixed on the foundation main body by adopting a wire mesh with the aperture of 1 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323008957.4U CN221193457U (en) | 2023-11-08 | 2023-11-08 | Anti-freezing protection structure of wind power foundation in frozen soil area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323008957.4U CN221193457U (en) | 2023-11-08 | 2023-11-08 | Anti-freezing protection structure of wind power foundation in frozen soil area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221193457U true CN221193457U (en) | 2024-06-21 |
Family
ID=91488102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323008957.4U Active CN221193457U (en) | 2023-11-08 | 2023-11-08 | Anti-freezing protection structure of wind power foundation in frozen soil area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221193457U (en) |
-
2023
- 2023-11-08 CN CN202323008957.4U patent/CN221193457U/en active Active
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