CN203755778U - Assembly external pre-stress reactive powder concrete wind power tower - Google Patents
Assembly external pre-stress reactive powder concrete wind power tower Download PDFInfo
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- CN203755778U CN203755778U CN201420142723.0U CN201420142723U CN203755778U CN 203755778 U CN203755778 U CN 203755778U CN 201420142723 U CN201420142723 U CN 201420142723U CN 203755778 U CN203755778 U CN 203755778U
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Abstract
The utility model relates to an assembly external pre-stress reactive powder concrete wind power tower. The wind power tower comprises a foundation and a plurality of sections of tower cylinders. The foundation is a reinforced concrete foundation, and a foundation ring is pre-buried in the foundation. Each of the sections of tower cylinders is poured through reactive powder concrete and is in tapered cylinder shape. A plurality of pre-stress reinforcements are arranged longitudinally on the inner side of each of the sections of tower cylinders, the top ends of the pre-stress reinforcements are anchored on the inner side of the top end face of the tower cylinder, and the bottom end is in anchorage connection with the foundation ring after the pre-stress reinforcements are tensioned. The wind power tower is reasonable in structure, low in fabrication cost, convenient to transport and assemble, high in bearing capacity, good in durability and crack resistance, long in service life and simple to maintain.
Description
Technical field
The utility model belongs to wind power plant, particularly a kind of assembling external prestressing RPC wind power tower.
Background technology
At present, energy scarcity becomes the large problem that various countries face, and has driven the exploitation of wind technology.Wind-power electricity generation becomes the first-selection of global various countries development new forms of energy strategy.Under the active support of the government, the wind-power electricity generation of China has formed scale, and wind-powered electricity generation unit also, toward large scale development, is also continuing to increase the demand of wind power tower.And at present general wind power tower be almost steel work entirely, large to steel demand, manufacturing cost is high, due to the Anticorrosion of steel work, makes the workload of later maintenance huge simultaneously, the maintenance cost in increase use procedure.Meanwhile, the application of concrete wind power tower is relatively less, only on small size wind turbine pylon, has a small amount of application.Adopt traditional prestressed concrete wind power tower, concrete strength is lower, and the wind-power tower wall thickness of making is larger, and structure is heavy, be not easy to transportation and lifting.Wind-powered electricity generation requirement of engineering new material and new structure design, meet instructions for use for engineering provides, the novel pylon of economical rationality.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides rational in infrastructure, is convenient to transportation and assembling, and manufacturing cost and working service cost be lower assembling external prestressing RPC wind power tower all.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of assembling external prestressing RPC wind power tower, it comprises basis and some sections of tower cylinders, it is characterized in that: described basis is reinforced concrete foundation, wherein pre-embedded foundation ring; Described every section of tower cylinder is built and is formed by RPC, is cone barrel; The inner side of each section of tower cylinder is longitudinally provided with some prestressed reinforcements; After described prestressed reinforcement stretch-draw, upper end is anchored at the inner side, upper surface of tower cylinder, lower end and discharge ring anchor connection.
Described prestressed reinforcement is uniformly distributed along tower cylinder inwall.
Section tower cylinder of the described end and inner side, interlude tower cylinder upper surface are axially arranged with some anchor connection pieces, and anchor connection is on corresponding anchor connection piece respectively in the prestressed reinforcement upper end that section tower cylinder of the described end and interlude tower cylinder inner side arrange, and lower end is anchored on discharge ring.
Section tower cylinder upper end, described top is provided with the fixedly steel flanges of wind power generating set, the prestressed reinforcement upper end of section tower cylinder inner side, top is directly anchored in this steel flanges, this prestressed reinforcement is downward along top section tower cylinder and bottom all tower cylinders inwall, and lower end is anchored on discharge ring.
Described tower cylinder distinguish is prefabricated, when assembled, between lobe and lobe, by RPC, bonds, and with corrugated bar link enhancement.
In described tower cylinder, be also provided with some longitudinal nonprestressed reinforcements and hoop nonprestressed reinforcement, described hoop non-prestressing tendon is arranged in the inside and outside both sides of longitudinal nonprestressed reinforcement.
Between described tower cylinder upper-lower section, by resin-bonded mastic, bond.
The utility model can be at factory's prefabricate RPC tower cylinder, and every section of tower cylinder is divided into integral prefabricated or distinguish is prefabricated, is transported to erecting bed and carries out prestressed stretch-draw and assembling.Against existing technologies, the utility model is simple in structure, supporting capacity is high, be applicable to various device and wind-powered electricity generation place environment, more can meet the requirement of large-scale wind electricity equipment, can greatly reduce processing and maintenance cost, reduce difficulty of construction, convenient transportation and lifting, and can improve cracking resistance and application life.Make that concrete is more closely knit and cracking resistance good, the feature such as have that intensity is high, good endurance, long service life, lightweight are stable, can alleviate pylon deadweight, reduces cost of transportation, increases corrosion resistance.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is that the utility model forms structural representation.
Fig. 2 is the utility model top section tower cylinder upper-end structure schematic diagram.
Fig. 3 is section tower cylinder and discharge ring connection diagram at the bottom of the utility model.
Fig. 4 is the utility model interlude tower cylinder upper surface floor map.
Fig. 5 is section tower cylinder upper-end structure schematic diagram at the bottom of the utility model.
Fig. 6 is junction cross sectional representation between the utility model distinguish tower cylinder adjacent petals.
Fig. 7 is vertical section, junction schematic diagram between distinguish tower cylinder adjacent petals in the utility model.
Label in figure is: 1. basis, 2. end section tower cylinder, 3. interlude tower cylinder, 4. top section tower cylinder, 5. a steel flanges, 6. discharge ring, 7. prestressed reinforcement, 8. prestressed reinforcement, 9. prestressed reinforcement, 10. RPC, 11. ground tackles, 12. anchor connection pieces, 13. corrugated bars, 14. splicing seams.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As can be seen from Figure 1, a kind of assembling external prestressing RPC wind power tower, it comprises basis 1 and some sections of tower cylinders.Described basic 1 is reinforced concrete foundation, and pre-embedded foundation ring 6 therein.Discharge ring 6 can be steel flanges.Tower cylinder comprises end section tower cylinder 2, interlude tower cylinder 3, top section tower cylinder 4.Interlude tower cylinder 3 can be one section, can be also multistage.Described every section of tower cylinder is built and is formed by RPC 10, is cone barrel.End section tower cylinder 2 is fixed on discharge ring 6.Each section of tower cylinder docking assembling successively from bottom to top, tower cylinder diameter and wall thickness reduce from the bottom up gradually, the whole cone cylindrical tower of composition.During docking, with resinoid bond, bond.The pre-buried steel flanges 5 in upper end of top section tower cylinder 4, is connected with wind-driven generator.
From Fig. 1, Fig. 2, Fig. 3, can find out, the inner side of each section of tower cylinder of the utility model is longitudinally provided with some prestressed reinforcements.Described prestressed reinforcement is evenly equally spaced along tower cylinder inwall.After described prestressed reinforcement stretch-draw, upper end is anchored at the inner side, upper surface of tower cylinder, lower end and discharge ring 6 anchor connections.Specifically: section tower cylinder 2 inner sides, the end are provided with prestressed reinforcement 7, end section tower cylinder prestressed reinforcement 7 is only arranged in section tower cylinder 2 inner sides, the end.After prestressed reinforcement 7 stretch-draw, upper end is anchored at the inner side, upper surface of end section tower cylinder 2, and lower end is by ground tackle 11 and discharge ring 6 anchor connections, as shown in Figure 3.Interlude tower cylinder 3 inner sides are provided with prestressed reinforcement 8, and prestressed reinforcement 8 is arranged in interlude tower cylinder 3 and section tower cylinder 2 inner sides, the end, and after prestressed reinforcement 8 stretch-draw, upper end is anchored at the inner side, upper surface of interlude tower cylinder 3, and lower end is by ground tackle 11 and discharge ring 6 anchor connections.Section tower cylinder 4 inner sides, top are also provided with prestressed reinforcement 9, and the prestressed reinforcement 9 of top section tower cylinder 4 is along the configuration of tower length direction total length, and it is arranged in top section tower cylinder 4, interlude tower cylinder 3 and section tower cylinder 2 inner sides, the end.After prestressed reinforcement 9 stretch-draw, upper end is anchored in the steel flanges 5 of top section tower cylinder 4 by ground tackle 11, and lower end is by ground tackle 11 and discharge ring 6 anchor connections, as shown in Figure 2.
From Fig. 4, Fig. 5, can find out, section tower cylinder 2 of the described end and interlude tower cylinder 3 inner sides, upper surface are axially arranged with some anchor connection pieces 12.Anchor connection piece 12 is built moulding with corresponding tower cylinder simultaneously, and reinforcing bar encryption is done in inside, to guarantee that concrete does not destroy.Anchor connection is on corresponding anchor connection piece 12 respectively by ground tackle 11 for the prestressed reinforcement 7 that section tower cylinder 2 of the described end and interlude tower cylinder 3 inner sides arrange and prestressed reinforcement 8 upper ends, and along tower cylinder inner side downwards, lower end is anchored on discharge ring.
From Fig. 2, it can also be seen that, section tower cylinder 4 upper ends, described top are provided with the fixedly steel flanges 5 of wind power generating set, prestressed reinforcement 9 upper ends of section tower cylinder inner side, top are directly anchored in this steel flanges 5, this prestressed reinforcement 9 is downward along top section tower cylinder and bottom all tower cylinders inwall, and lower end is anchored on discharge ring 6.
The bigbore tower cylinder of the utility model is can distinguish prefabricated, on-site consolidation.The reserved splicing seams 14 of edge longitudinally between lobe and lobe, longitudinally aims at splicing seams 14 between lobe and lobe when assembled, bonds, and with corrugated bar 13 link enhancements by RPC, assembledly completes post-grouting and glues together.As shown in Figure 6 and Figure 7.
In described tower cylinder, be also provided with some longitudinal nonprestressed reinforcements and hoop nonprestressed reinforcement, described hoop non-prestressing tendon is arranged in the inside and outside both sides of longitudinal nonprestressed reinforcement.Between described tower cylinder upper-lower section, by resin-bonded mastic, bond.
The segmentation tower cylinder that the utility model forms pylon all adopts RPC to make.RPC be take silicate cement as cementitious matter, take quartz sand as aggregate, add basalt fibre simultaneously, make concrete more closely knit, increase concrete cracking resistance, there is the features such as high strength, high-durability, long service life, lightweight are stable, adopted On New Reactive Powder Concrete to compare weight reduction with general concrete wind power tower, greatly reduce cost of transportation, increased the corrosion resistance of wind power tower simultaneously.
It is main body that whole assembling external prestressing RPC wind power tower be take On New Reactive Powder Concrete tower cylinder, by external prestressing tension technology, tower cylinder scene is applied to prestressing force.Segmentation Ta Tongjun factory is wherein integral prefabricated or distinguish is prefabricated, and the integral prefabricated employing vertical forming of tower cylinder section technique is built, the horizontal pre-formed technique of the prefabricated employing of distinguish.On-site consolidation.During assembling, end section tower cylinder is lifted and is placed on discharge ring 6, the two ends up and down of the prestressed reinforcement 7 of end section tower cylinder 2 are anchored at respectively on anchor connection piece 12 and discharge ring 6.After prestressed reinforcement anchoring, described ground tackle 11 all needs the RPC sealing with equality strength.The seam of distinguish tower cylinder inserts in time corrugated bar and grouting connects.Follow-up interlude tower cylinder lifts and is placed on end section tower cylinder, fixing behind location, stretch-draw external prestressing reinforcing bar, and the upper and lower two ends of reinforcing bar are anchored at respectively on the anchor connection piece and discharge ring 6 of place tower cylinder.Between tower cylinder, with high-intensity resin clay, bond.All the other tower cylinders connect as stated above successively, are combined into pylon of the present utility model.
Claims (7)
1. an assembling external prestressing RPC wind power tower, it comprises basis and some sections of tower cylinders, it is characterized in that: described basis is reinforced concrete foundation, wherein pre-embedded foundation ring; Described every section of tower cylinder is built and is formed by RPC, is cone barrel; The inner side of each section of tower cylinder is longitudinally provided with some prestressed reinforcements; After described prestressed reinforcement stretch-draw, upper end is anchored at the inner side, upper surface of tower cylinder, lower end and discharge ring anchor connection.
2. assembling external prestressing RPC wind power tower according to claim 1, is characterized in that: described prestressed reinforcement is uniformly distributed along tower cylinder inwall.
3. assembling external prestressing RPC wind power tower according to claim 1, it is characterized in that: section tower cylinder of the described end and inner side, interlude tower cylinder upper surface are axially arranged with some anchor connection pieces, anchor connection is on corresponding anchor connection piece respectively in the prestressed reinforcement upper end that section tower cylinder of the described end and interlude tower cylinder inner side arrange, and lower end is anchored on discharge ring.
4. assembling external prestressing RPC wind power tower according to claim 1, it is characterized in that: section tower cylinder upper end, described top is provided with the fixedly steel flanges of wind power generating set, the prestressed reinforcement upper end of section tower cylinder inner side, top is directly anchored in this steel flanges, prestressed reinforcement is downward along top section tower cylinder and bottom all tower cylinders inwall, and lower end is anchored on discharge ring.
5. assembling external prestressing RPC wind power tower according to claim 1, is characterized in that: described tower cylinder distinguish is prefabricated, when assembled, between lobe and lobe, by RPC, bond, and with corrugated bar link enhancement.
6. assembling external prestressing RPC wind power tower according to claim 1, it is characterized in that: in described tower cylinder, be also provided with some longitudinal nonprestressed reinforcements and hoop nonprestressed reinforcement, described hoop non-prestressing tendon is arranged in the inside and outside both sides of longitudinal nonprestressed reinforcement.
7. assembling external prestressing RPC wind power tower according to claim 1, is characterized in that: between described tower cylinder upper-lower section, by resin-bonded mastic, bond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420142723.0U CN203755778U (en) | 2014-03-27 | 2014-03-27 | Assembly external pre-stress reactive powder concrete wind power tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420142723.0U CN203755778U (en) | 2014-03-27 | 2014-03-27 | Assembly external pre-stress reactive powder concrete wind power tower |
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| CN203755778U true CN203755778U (en) | 2014-08-06 |
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| CN201420142723.0U Expired - Fee Related CN203755778U (en) | 2014-03-27 | 2014-03-27 | Assembly external pre-stress reactive powder concrete wind power tower |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867019A (en) * | 2014-03-27 | 2014-06-18 | 哈尔滨工业大学（威海） | Assembly type external prestressing active powder concrete wind power tower |
| CN106438213A (en) * | 2016-10-08 | 2017-02-22 | 霍尔果斯新国金新能源科技有限公司 | Tower drum used for wind driven generator |
| CN106640541A (en) * | 2016-10-08 | 2017-05-10 | 霍尔果斯新国金新能源科技有限公司 | Tower tube used for wind driven generator |
| CN106703068A (en) * | 2017-03-01 | 2017-05-24 | 北京建筑大学 | Concrete tower cylinder and foundation connecting mode |
| CN107107377A (en) * | 2014-10-31 | 2017-08-29 | 索列丹斯-弗莱西奈公司 | The method for manufacturing the concrete structure building block for wind-driven generator tower frame |
| CN107700363A (en) * | 2017-10-12 | 2018-02-16 | 苏交科集团股份有限公司 | Bridge tower rack with lifting system and construction method |
| CN110924421A (en) * | 2019-10-29 | 2020-03-27 | 国家电网有限公司 | Novel template-free corrosion-resistant UHPC-NC combined bearing platform and construction method thereof |
| EP3660220A1 (en) * | 2018-11-30 | 2020-06-03 | Nordex Energy Spain, S.A.U. | Anchor cage for a foundation of a wind turbine, assembly method thereof and foundation of a wind turbine |
-
2014
- 2014-03-27 CN CN201420142723.0U patent/CN203755778U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103867019B (en) * | 2014-03-27 | 2016-04-20 | 哈尔滨工业大学（威海） | Assembling external prestressing RPC wind power tower |
| CN103867019A (en) * | 2014-03-27 | 2014-06-18 | 哈尔滨工业大学（威海） | Assembly type external prestressing active powder concrete wind power tower |
| CN107107377A (en) * | 2014-10-31 | 2017-08-29 | 索列丹斯-弗莱西奈公司 | The method for manufacturing the concrete structure building block for wind-driven generator tower frame |
| CN107107377B (en) * | 2014-10-31 | 2020-06-16 | 索列丹斯-弗莱西奈公司 | Method for manufacturing concrete structural building block for wind driven generator tower |
| CN106640541A (en) * | 2016-10-08 | 2017-05-10 | 霍尔果斯新国金新能源科技有限公司 | Tower tube used for wind driven generator |
| CN106438213A (en) * | 2016-10-08 | 2017-02-22 | 霍尔果斯新国金新能源科技有限公司 | Tower drum used for wind driven generator |
| CN106438213B (en) * | 2016-10-08 | 2022-03-22 | 上海风领新能源有限公司 | Tower drum for wind driven generator |
| CN106640541B (en) * | 2016-10-08 | 2022-04-29 | 上海风领新能源有限公司 | Tower drum for wind driven generator |
| CN106703068A (en) * | 2017-03-01 | 2017-05-24 | 北京建筑大学 | Concrete tower cylinder and foundation connecting mode |
| CN107700363A (en) * | 2017-10-12 | 2018-02-16 | 苏交科集团股份有限公司 | Bridge tower rack with lifting system and construction method |
| CN107700363B (en) * | 2017-10-12 | 2023-05-26 | 苏交科集团股份有限公司 | Bridge tower rack with lifting system and construction method |
| EP3660220A1 (en) * | 2018-11-30 | 2020-06-03 | Nordex Energy Spain, S.A.U. | Anchor cage for a foundation of a wind turbine, assembly method thereof and foundation of a wind turbine |
| US11359609B2 (en) | 2018-11-30 | 2022-06-14 | Nordex Energy Spain, S.A.U. | Anchor cage for a foundation of a wind turbine, assembly method thereof and foundation of a wind turbine |
| CN110924421A (en) * | 2019-10-29 | 2020-03-27 | 国家电网有限公司 | Novel template-free corrosion-resistant UHPC-NC combined bearing platform and construction method thereof |
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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: 20140806 Termination date: 20150327 |
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| EXPY | Termination of patent right or utility model |