CN203625918U - Anchor cable type wind driven generator base structure - Google Patents
Anchor cable type wind driven generator base structure Download PDFInfo
- Publication number
- CN203625918U CN203625918U CN201320688861.4U CN201320688861U CN203625918U CN 203625918 U CN203625918 U CN 203625918U CN 201320688861 U CN201320688861 U CN 201320688861U CN 203625918 U CN203625918 U CN 203625918U
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- anchor cable
- driven generator
- reinforced concrete
- concrete pile
- pile cap
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 24
- 238000004873 anchoring Methods 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 14
- 230000002787 reinforcement Effects 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 230000000712 assembly Effects 0.000 abstract 3
- 238000000429 assembly Methods 0.000 abstract 3
- 238000005266 casting Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 5
- 239000004567 concrete Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Abstract
The utility model relates to an anchor cable type wind driven generator base structure which can be used in areas, such as plains and mountainous areas, which are good in geological conditions. According to the technical scheme, the anchor cable type wind driven generator base structure is characterized in that the base structure is composed of anchor cable assemblies, a reinforced concrete pile cap and tower screw assemblies, the anchor cable assemblies are pre-buried in a foundation, the upper end of each anchor cable is exposed from the ground, the reinforced concrete pile cap is arranged above the base ground through casting, each tower screw assembly is composed of a lower anchoring steel sheet, a screw and a detachable upper steel ring, the lower anchoring steel sheets and the screws are pre-buried in the reinforced concrete pile cap, the upper ends of the anchor cables penetrate through the lower anchoring steel sheets and are fixed through locking heads, and the heads of the screws stretch out of the top of the reinforced concrete pile cap and are fixed to flanges of a tower on the lower section of a draught fan to be installed through the detachable upper steel rings and nuts. The anchor cable type wind driven generator base structure is suitable for processing of land wind driven generator base structures.
Description
Technical field
The utility model relates to a kind of foundation structure of wind-driven generator, especially a kind of anchor cable formula foundation structure of wind-driven generator.Be applicable to land foundation structure of wind-driven generator processing.
Background technology
Energy scarcity and global warming are world today's problems the most deeply concerned, wind energy is as the reproducible clean energy resource of one, with advantages such as its amount of accumulateing are huge, widely distributed, do not pollute, be subject to countries in the world more and more to pay attention to, Speeding up development utilizes wind energy to become the common recognition of global energy circle.Wind energy is inexhaustible.In the epoch of emphasizing sustainable development, protection of the environment, wind-powered electricity generation has become general welcome clean energy resource.
In China, wind-power electricity generation industry is an emerging industry.Last century, the eighties rose, progressively Construction of Wind farm at home of China's introduction of foreign technology.After 2000, because country encourages the development and utilization to regenerative resource, domestic wind-power electricity generation industry is developed rapidly.
Up to the present, China in the Inner Mongol, Gansu, Hebei and the coastal region in east China built up large quantities of land wind energy turbine set.Land wind electric field blower foundation generally adopts spread footing, pile foundation, along with the construction of extensive land wind energy turbine set, the independent investment scale of blower foundation is also increasing, Construction unit pays special attention to the investment of blower foundation, requires to save engineering quantity under the prerequisite that guarantees blower foundation safety as far as possible.In the area such as Plain, mountain region, the expansion blower foundation pattern such as former block formula and raft are board-like is because excavation of foundation pit amount is large, reinforcement foundation concrete amount is also larger, has not possessed outstanding technical advantage.
Summary of the invention
The technical problems to be solved in the utility model is: for the problem of above-mentioned existence, provide one can be applicable to the better anchor cable formula foundation structure of wind-driven generator in area (rock foundation) of the geological conditions such as Plain, mountain region, there is resistance to compression and the resistance to plucking stress performance that can give full play to the soil body or rock, and can well save Reinforced Concrete Materials, and be that a kind of vegetation deterioration is less, floor space is little, safe and reliable, the novel wind generator basis pattern convenient, economic environmental protection of constructing.
The technical scheme that the utility model adopts is: a kind of anchor cable formula foundation structure of wind-driven generator, it is characterized in that: this foundation structure is made up of anchor rope component, reinforced concrete pile cap basis and tower cylinder screw arbor assembly, basset in the anchor cable upper end that anchor rope component is embedded in ground and wherein in advance, build on foundation ground on reinforced concrete pile cap basis, and tower cylinder screw arbor assembly is made up of lower anchoring steel disc, screw rod and removable upper steel loop; Lower anchoring steel disc wherein and screw pre-buried are in reinforced concrete pile cap basis, described anchor cable upper end is passed lower anchoring steel disc and is fixed by tapered end, and described screw head stretches out reinforced concrete pile cap top, basis and fixes by the flange of removable upper steel loop and nut and plan installation blower fan coxopodite tower cylinder.
Described anchor rope component is made up of anchor cable, tapered end and grouting material, and anchor cable is arranged in ground and is slightly in the anchor cable hole of inclination, and grouting material is filled with real anchor cable hole.
Space between described reinforced concrete pile cap top, basis and removable upper steel loop is filled and led up with grouting material.
Described removable upper steel loop has two circle bolts hole, and the through hole of opening on two diameter of a circles that the centers of circle of two circle bolts hole form and blower fan coxopodite tower drum flange matches; Diameter and the screw diameter of each bolt hole match.
Described anchor cable is sub-thread or multiply compressor wire or steel fibre composition.
Arrangement of reinforcement is set up in described reinforced concrete pile cap basis around tower cylinder screw arbor assembly, the protection of banketing on the side of cushion cap foundation and top.
The beneficial effects of the utility model are: 1, anchor cable formula wind driven generator base, by the vertical drag balance blower fan huge bending moment that between anchor cable ground, between adhesion stress, basis deadweight and foundation, counter-force produces jointly, has been given full play to vertical drag and the bearing capacity of foundation soil of deep foundation; 2, floor space can reduce more than 40% compared with conventional spread footing, has protected limited land resources, and is specially adapted on the mountain region area pediment or narrow ridge of unsuitable dig on a wide area; 3, base concrete amount can reduce more than 30% compared with conventional spread footing, and reinforcing bar amount can reduce more than 40%; 4, earth's surface excavation area and digging up and filling in amount can reduce more than 40% compared with conventional spread footing, have reduced the destruction to ecosystem environment; 5, relative anchor rod type blower foundation, adopts anchor cable formula blower foundation, and anchor cable can provide larger uplift resistance, better quality control, and anchor cable radical is still less; 6, simple in structure, assembling reinforcement, formwork erection such as build at the easy construction; 7, between blower foundation and tower cylinder, adopt tower cylinder screw arbor assembly to be connected, do not need expensive steel discharge ring, bolt connects relative discharge ring and connects stressed more even, connecting bolt applies barrel prestressing force, connect fastening force and be difficult for pine late, and improved structure stress, and reinforcing bar amount is reduced, reduce foundation cost; 8, pre-buried cable conduit path is short, and cable penetration pipeline reduces, and cable laying is comparatively convenient.
Accompanying drawing explanation
Fig. 1 is top view of the present utility model.
Fig. 2 is sectional drawing of the present utility model.
The specific embodiment
As shown in Figure 1 and Figure 2, the present embodiment is the anchor cable formula foundation structure of wind-driven generator that steel concrete is built, this foundation structure is made up of anchor rope component 1, reinforced concrete pile cap basis 2 and tower cylinder screw arbor assembly 3, need basset in anchor cable 4 upper ends that anchor rope component 1 is first embedded in ground and wherein in advance, for being connected and preparing with tower cylinder screw arbor assembly 3 afterwards.Build on foundation ground on described reinforced concrete pile cap basis 2; Tower cylinder screw arbor assembly 3 comprises lower anchoring steel disc 8, screw rod 9 and removable upper steel loop 10.Wherein be embedded in advance in reinforced concrete pile cap basis 2 with the screw rod 9 of lower anchoring steel disc 8, screw rod 9 heads stretch out reinforced concrete pile cap basis 2 top sections, flange by the removable upper steel loop 10 with two circle bolts hole and nut and plan installation blower fan coxopodite tower cylinder 11 is fixed, and this part of exposing need be carried out preservative treatment.Reach certain intensity etc. basic end face concrete, removable upper steel loop 10 can be dismantled to reuse, wherein the space between reinforced concrete pile cap 2 tops, basis and removable upper steel loop 10 is filled and led up with grouting material 6.
Described anchor rope component 1 is made up of anchor cable 4, tapered end 7 and grouting material 6, for larger uplift resistance is provided, anchor cable 4 is arranged in the anchor cable hole 5 that slightly tilts with ground to (this anchor cable is made up of sub-thread or multiply compressor wire or steel fibre, and its length, radical are adjusted according to geology and fan loads).Fill with real anchor cable hole 5 with grouting material 6 afterwards, make to be fixed on (described grouting material need adopt low void content, low contraction, high-intensity cement based or epoxy radicals etc. to be easy to the material of construction, and grouting material intensity and consumption are according to calculating gained) in ground.Reach design strength Deng grouting material 6, anchor cable 4 is connected on the lower anchoring steel disc 8 of tower cylinder screw arbor assembly 3, anchor cable 4 is applied to prestressing force, more fixing with tapered end 7.
Described removable upper steel loop 10 has two circle bolts hole, the through hole of opening on two diameter of a circles that the centers of circle of two circle bolts hole form and blower fan coxopodite tower cylinder 11 flanges matches, the diameter of each bolt hole and screw rod 9 diameters match, wherein the quantity of screw rod 9 should be consistent with the bolt hole on coxopodite tower cylinder 11 and removable upper steel loop 10, and the quantity of screw rod 9 and diameter are according to calculating gained.
Arrangement of reinforcement can be set up in described reinforced concrete pile cap basis 2 around tower cylinder screw arbor assembly 3, and the quantity of this arrangement of reinforcement applies prestressing force, bearing capacity of foundation soil and fan loads etc. according to anchor cable 4 and adjusts.According to the situation of site operation, the protection of can banketing on the side on reinforced concrete pile cap basis 2 and top.
Claims (6)
1. an anchor cable formula foundation structure of wind-driven generator, it is characterized in that: this foundation structure is made up of anchor rope component (1), reinforced concrete pile cap basis (2) and tower cylinder screw arbor assembly (3), basset in anchor cable (4) upper end that anchor rope component (1) is embedded in ground and wherein in advance, build on foundation ground on reinforced concrete pile cap basis (2), and tower cylinder screw arbor assembly is made up of lower anchoring steel disc (8), screw rod (9) and removable upper steel loop (10); Lower anchoring steel disc (8) wherein and screw rod (9) are embedded in reinforced concrete pile cap basis (2) in advance, described anchor cable (4) upper end is through lower anchoring steel disc (8) fixing by tapered end (7), and described screw rod (9) head stretches out top, reinforced concrete pile cap basis (2) and fixes by the flange of removable upper steel loop (10) and nut and plan installation blower fan coxopodite tower cylinder (11).
2. anchor cable formula foundation structure of wind-driven generator according to claim 1, it is characterized in that: described anchor rope component (1) is made up of anchor cable (4), tapered end (7) and grouting material (6), anchor cable is arranged in ground and is slightly in the anchor cable hole (5) of inclination, and grouting material (6) is filled with real anchor cable hole (5).
3. anchor cable formula foundation structure of wind-driven generator according to claim 1 and 2, is characterized in that: the space between (2) top, described reinforced concrete pile cap basis and removable upper steel loop (10) is filled and led up with grouting material (6).
4. anchor cable formula foundation structure of wind-driven generator according to claim 1 and 2, it is characterized in that: described removable upper steel loop (10) has two circle bolts hole, the through hole of opening on two diameter of a circles that the centers of circle of two circle bolts hole form and blower fan coxopodite tower cylinder (11) flange matches; The diameter of each bolt hole and screw rod (9) diameter matches.
5. anchor cable formula foundation structure of wind-driven generator according to claim 2, is characterized in that: described anchor cable (4) is sub-thread or multiply compressor wire or steel fibre composition.
6. anchor cable formula foundation structure of wind-driven generator according to claim 1 and 2, is characterized in that: arrangement of reinforcement is set up in described reinforced concrete pile cap basis (2) around tower cylinder screw arbor assembly, the protection of banketing on the side of cushion cap foundation and top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320688861.4U CN203625918U (en) | 2013-11-05 | 2013-11-05 | Anchor cable type wind driven generator base structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320688861.4U CN203625918U (en) | 2013-11-05 | 2013-11-05 | Anchor cable type wind driven generator base structure |
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| Publication Number | Publication Date |
|---|---|
| CN203625918U true CN203625918U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320688861.4U Expired - Fee Related CN203625918U (en) | 2013-11-05 | 2013-11-05 | Anchor cable type wind driven generator base structure |
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| CN (1) | CN203625918U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604086A (en) * | 2016-03-04 | 2016-05-25 | 北京中水新能工程技术有限公司 | Fan foundation structure |
| CN107288144A (en) * | 2016-04-09 | 2017-10-24 | 河南城建学院 | Resistance to plucking and antiskid basis and its construction method |
| CN107299644A (en) * | 2017-07-25 | 2017-10-27 | 惠宏工程技术（北京）有限公司 | A kind of pile anchor rod basis available for soft clay area |
| CN108265742A (en) * | 2018-02-28 | 2018-07-10 | 中国地质大学（武汉） | A kind of open caisson fan foundation structure available for soft clay area |
| CN113818474A (en) * | 2021-09-13 | 2021-12-21 | 金华电力设计院有限公司 | Assembly type bearing platform anchor cable foundation of power transmission tower and construction method |
| CN115992528A (en) * | 2022-11-30 | 2023-04-21 | 青岛理工大学 | Combined foundation for land wind turbine foundation |
-
2013
- 2013-11-05 CN CN201320688861.4U patent/CN203625918U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604086A (en) * | 2016-03-04 | 2016-05-25 | 北京中水新能工程技术有限公司 | Fan foundation structure |
| CN105604086B (en) * | 2016-03-04 | 2018-10-23 | 北京中水新能工程技术有限公司 | Fan foundation structure |
| CN107288144A (en) * | 2016-04-09 | 2017-10-24 | 河南城建学院 | Resistance to plucking and antiskid basis and its construction method |
| CN107299644A (en) * | 2017-07-25 | 2017-10-27 | 惠宏工程技术（北京）有限公司 | A kind of pile anchor rod basis available for soft clay area |
| CN108265742A (en) * | 2018-02-28 | 2018-07-10 | 中国地质大学（武汉） | A kind of open caisson fan foundation structure available for soft clay area |
| CN113818474A (en) * | 2021-09-13 | 2021-12-21 | 金华电力设计院有限公司 | Assembly type bearing platform anchor cable foundation of power transmission tower and construction method |
| CN115992528A (en) * | 2022-11-30 | 2023-04-21 | 青岛理工大学 | Combined foundation for land wind turbine foundation |
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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: 20140604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |