CN206830380U - A kind of prefabricated mixing pylon of Wind turbines bottom burst - Google Patents
A kind of prefabricated mixing pylon of Wind turbines bottom burst Download PDFInfo
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- CN206830380U CN206830380U CN201720490310.5U CN201720490310U CN206830380U CN 206830380 U CN206830380 U CN 206830380U CN 201720490310 U CN201720490310 U CN 201720490310U CN 206830380 U CN206830380 U CN 206830380U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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Abstract
A kind of prefabricated mixing pylon of Wind turbines bottom burst is the utility model is related to, prestressed concrete tower is used in pylon bottom, top uses steel tower tube.Flange embedded part is buried at prefabricated burst inwall, longitudinal joint edge at a certain distance, and two neighboring unit is connected with high-strength bolt, outer wall buries one of circumferential groove at a certain distance, circumferential groove arranges ring orientation prestress rope, and filled with packing material, each sharding unit is connected as entirety with inwall high-strength bolt collective effect after ring orientation prestress cable stretching.During the burst precast prestressed concrete section installation of bottom, fix and adjust temporarily by frock truss.Frock truss is made up of column, web member, and frock truss bottom sets ring flange, corresponding with the pre-buried regulation measure of basic embedded part, and top sets platform, as erection stage job platform.The utility model makes full use of the larger reinforced concrete structure of rigidity to resist the larger load in bottom, and prestressed reinforced concrete construction has the characteristics that anti-fatigue life is good, damping ratio is high, good endurance.
Description
Technical field
The utility model belongs to tower frame for wind generating set technical field of structures, and in particular to a kind of Wind turbines bottom burst is pre-
System mixing pylon.
Background technology
The low wind speed resource in China is very abundant, and available low wind speed resource area accounts for the 68% of national wind energy resources area,
And close to network load area, wide market.The newest assessment result of weather bureau, the central and east and southern areas wind speed are 5
More than meter per second reach the wind-resources technical exploitation amount of economic development value close to 900GW.1 proposed in " 12 " planning
In hundred million kilowatts of wind-powered electricity generation installation targets, the share for having 20,000,000 kilowatts belongs to low wind speed Wind Power Generation.
The key for developing low wind speed resource is tower height to be improved, increase impeller diameter, and traditional all steel tower is applied to
The defects of 120m and more high tower are economical poor, rigidity is low, tower oscillation is big, influence unit normal operation.
Prestressed concrete tower is used in pylon bottom, top still uses steel tower tube, and rigidity can be made full use of larger
The larger load in reinforced concrete structure resistance bottom, prestressed reinforced concrete construction have that anti-fatigue life is good, damping ratio is high, resistance to
The features such as property is good long；Pylon top uses the steel cylinder of high-strength light, can reduce tower weight, reduces lifting requirements, improves pylon
Installation rate.The such mixing pylon of top steel tower tube, bottom prestressed concrete tower cylinder is the important of low wind speed development of resources
Trend.
The content of the invention
The purpose of this utility model is to provide a kind of Wind turbines bottom burst prefabricated mixing pylon.
The utility model proposes the prefabricated mixing pylon of Wind turbines bottom burst, it is described mixing pylon by top steel cylinder section
1st, bottom burst precast prestressed concrete section 2 and basis 3 form, wherein：
The bottom burst precast prestressed concrete section 2 is by armored concrete barrel 4, reserving hole channel 5 and vertically in advance should
Power rope 6 is formed, and armored concrete barrel 4, which is that burst is prefabricated, to be formed, by several standard blocks 8 and a doorframe unit 9 successively
Be formed by connecting tubular structure, and the gap between two adjacent standard blocks or between standard block and doorframe unit is formed
Longitudinal joint 7, the both sides of edges of longitudinal joint 7 at the inwall of armored concrete barrel 4 are provided with several flange embedded parts 10, described
Connected between two adjacent flange embedded parts 10 by high-strength bolt 11；It is described to be provided with positioned at the outer wall of armored concrete barrel 4
Several circumferential grooves 12, ring orientation prestress rope 13 is disposed with each circumferential groove 12, and filled by packing material 14, ring
To after the tensioning of prestressed cable 13 with the collective effect of high-strength bolt 11, by the standard block 8 and doorframe list of armored concrete barrel 4
Member 9 is connected as entirety；Vertical groove 15 is reserved with the end face of longitudinal joint 7 positioned at the outer wall of armored concrete barrel 4, it is described
Built-in connection 16 in vertical groove 15, the precast prestressed coagulation of bottom burstSoil section 2The top of basis 3 is installed on, works as lower part
Vertical groove 15 is filled closely knit with grouting material 17 after piece precast prestressed concrete section 2 is in place；
The bottom flange 18 of the top steel cylinder section 1 acts on the top of bottom burst precast prestressed concrete section 2, vertically
Prestressed cable 6 passes through the flange hole 19 of bottom flange 18, is anchored at by anchorage 20 on bottom flange 18.
It is interim by frock truss 21 when the bottom burst precast prestressed concrete section 2 is installed in the utility model
Fixed and adjustment, frock truss 21 are made up of column 22 and web member 23, and the bottom of frock truss 21 sets ring flange 24, is buried with basis
The pre-buried correspondence of regulation measure 25 of part, top sets platform 26, as erection stage job platform.
The beneficial effects of the utility model are：
1. the utility model provides a kind of prefabricated mixing pylon of Wind turbines bottom burst, pylon bottom uses prestressing force
Concrete towers, top still use steel tower tube, and the reinforced concrete structure resistance bottom that rigidity can be made full use of larger is larger
Load, prestressed reinforced concrete construction have the characteristics that anti-fatigue life is good, damping ratio is high, good endurance；Pylon top is using light
The high-strength steel cylinder of matter, tower weight can be reduced, reduce lifting requirements, improve the installation rate of pylon.
2. the utility model sets high-strength bolt in each prefabricated burst concrete segment inwall, ring orientation prestress is set in outer wall
Rope, applying ring effect to each burst makes each burst form an entirety.
3. the utility model is in the mounting and adjusting stage of each prefabricated burst concrete segment, temporarily fixed simultaneously using frock truss
Adjustment, frock truss convenient construction, and repeatable utilization.
Brief description of the drawings
Fig. 1 is the utility model mixing pylon unitary side view；
Fig. 2 is bottom burst precast concrete section side view；
Fig. 3 is burst longitudinal joint layout drawing；
Fig. 4 is that longitudinal joint connects detail drawing；Wherein：(a) it is longitudinal joint profile, (b) is circumferential groove profile；
Fig. 5 is frock truss arrangement side view；
Fig. 6 is frock truss arrangement top view；
Label in figure：1 is top steel cylinder section, and 2 be bottom burst precast prestressed concrete section, and based on 3,4 be reinforcing bar
Concrete tube wall, 5 be reserving hole channel, and 6 be vertical prestressing rope, and 7 be longitudinal joint, and 8 be standard block, and 9 be doorframe unit, and 10 be method
Blue embedded part, 11 be high-strength bolt, and 12 be circumferential groove, and 13 be ring orientation prestress rope, and 14 be packing material, and 15 be reserved vertical recessed
Groove, 16 be built-in connection, and 17 be grouting material, and 18 be bottom flange, and 19 be flange hole, and 20 be anchorage, and 21 be frock truss, 22
It is web member for column, 23,24 be ring flange, and 25 be regulation measure, and 26 be platform.
Embodiment
The utility model is further illustrated below by embodiment combination accompanying drawing：
Embodiment 1, shown in Fig. 1-Fig. 6, the utility model proposes the prefabricated mixing pylon of Wind turbines bottom burst.
The utility model proposes the prefabricated mixing pylon of Wind turbines bottom burst, it is described mixing pylon by top steel cylinder section
1st, bottom burst precast prestressed concrete section 2 and basis 3 form, wherein：
The bottom burst precast prestressed concrete section 2 is by armored concrete barrel 4, reserving hole channel 5, vertical prestressing
Rope 6 forms.Armored concrete barrel 4, which is that burst is prefabricated, to be formed, and armored concrete barrel 4 is divided into several marks by longitudinal joint 7
Quasi- unit 8 and a doorframe unit 9.
Flange embedded part 10 is buried at the inwall of armored concrete barrel 4, the edge of longitudinal joint 7 at a certain distance, and with high-strength
Bolt 11 connects two neighboring unit, and the outer wall of armored concrete barrel 4 buries one of circumferential groove 12, ring at a certain distance
Arrange ring orientation prestress rope 13 to groove 12, and filled with packing material 14, after the tensioning of ring orientation prestress rope 13 with inwall height
Each sharding unit is connected as entirety by the collective effect of strength bolt 11.Vertical groove 15 is reserved in the end face of longitudinal joint 7, pre- in vertical groove 15
Bury connector 16, bottom burst precast prestressed concrete section 2 install it is in place after with grouting material 17 vertical groove 15 is filled close
It is real.
The bottom flange 18 of the top steel cylinder section 1 acts on the top of bottom burst precast prestressed concrete section 2, vertically
Prestressed cable 6 passes through the flange hole 19 of bottom flange 18, is anchored at by anchorage 20 on bottom flange 18.
When the bottom burst precast prestressed concrete section 2 is installed, fix and adjust temporarily by frock truss 21.Work
Dress truss 21 is made up of column 22, web member 23, and the bottom of frock truss 21 sets ring flange 24, with the pre-buried regulation measure of basic embedded part
25 correspondences, top sets platform 26, as erection stage job platform.
Specific implementation process is as follows：
1. construction basis：Foundation ditch is dug by drawing, pours bed course, assembling reinforcement, casting concrete, and reserving hole channel.
2. in-situ precast concrete segment sharding unit：It is prefabricated using tool-typed formwork, and reserve longitudinal joint on request, bury in advance
Embedded part etc..
3. factory makes top steel tower tube and tool type truss.
After 4. the maintenance of concrete soil section sharding unit reaches lifting intensity, prefabricated unit installation is sling piecewise in place, and
With the interim fixed adjustment of tool type truss.
After 5. adjustment reaches requirement, fasten concrete segment inwall high-strength bolt, tensioning concrete segment outer wall ring orientation prestress
Rope, burst tower is formed entirety, and longitudinal joint groove is in the milk.
6. lifting top steel tower tube first paragraph, and vertical prestressing rope is arranged, rope bottom anchor is at the top of foundation bottom, rope
It is anchored at steel tower tube flange in the bottom, symmetrical tensioning vertical prestressing rope.
7. lift superstructure.
Claims (2)
1. a kind of prefabricated mixing pylon of Wind turbines bottom burst, the mixing pylon is pre- by top steel cylinder section (1), bottom burst
Prestressed concrete soil section (2) processed and basic (3) composition, it is characterised in that：
The bottom burst precast prestressed concrete section (2) is by armored concrete barrel (4), reserving hole channel (5) and vertical pre-
Stress rope (6) is formed, and armored concrete barrel (4), which is that burst is prefabricated, to be formed, by several standard blocks (8) and a doorframe list
First (9) are connected in sequence tubular structure, between adjacent two standard blocks or between standard block and doorframe unit between
Gap forms longitudinal joint (7), and longitudinal joint (7) both sides of edges at armored concrete barrel (4) inwall is provided with several flanges and buried
Part (10), pass through high-strength bolt (11) between two adjacent flange embedded parts (10) and connect；It is described to be located at armored concrete
Barrel (4) outer wall is provided with several circumferential grooves (12), and ring orientation prestress rope (13) is disposed with each circumferential groove (12),
And filled by packing material (14), after ring orientation prestress rope (13) tensioning with high-strength bolt (11) collective effect, by reinforcing bar
The standard block (8) and doorframe unit (9) of concrete tube wall (4) are connected as entirety；It is described to be located at armored concrete barrel (4) outside
Vertical groove (15), the interior built-in connection of the vertical groove (15) (16), lower part are reserved with longitudinal joint (7) end face at wall
Piece precast prestressed concrete section (2) is installed on above basic (3), when lower part piece precast prestressed concrete section (2) is in place
Vertical groove (15) is filled closely knit with grouting material (17) afterwards；
The bottom flange (18) of the top steel cylinder section (1) acts on the top of bottom burst precast prestressed concrete section (2), erects
The flange hole (19) of bottom flange (18) is passed through to prestressed cable (6), is anchored at by anchorage (20) on bottom flange (18).
A kind of 2. burst prefabricated mixing pylon in Wind turbines bottom according to claim 1, it is characterised in that：The bottom
When burst precast prestressed concrete section (2) is installed, by the way that frock truss (21) is temporarily fixed and adjustment, frock truss (21) by
Column (22) and web member (23) composition, frock truss (21) bottom sets ring flange (24), with the pre-buried regulation measure of basic embedded part
(25) corresponding, top sets platform (26), as erection stage job platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720490310.5U CN206830380U (en) | 2017-05-05 | 2017-05-05 | A kind of prefabricated mixing pylon of Wind turbines bottom burst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720490310.5U CN206830380U (en) | 2017-05-05 | 2017-05-05 | A kind of prefabricated mixing pylon of Wind turbines bottom burst |
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| Publication Number | Publication Date |
|---|---|
| CN206830380U true CN206830380U (en) | 2018-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201720490310.5U Active CN206830380U (en) | 2017-05-05 | 2017-05-05 | A kind of prefabricated mixing pylon of Wind turbines bottom burst |
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| CN (1) | CN206830380U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949017A (en) * | 2017-05-05 | 2017-07-14 | 同济大学建筑设计研究院(集团)有限公司 | A kind of prefabricated mixing pylon of Wind turbines bottom burst |
| CN111520289A (en) * | 2020-05-12 | 2020-08-11 | 上海电气研砼(木垒)建筑科技有限公司 | Connecting node of segmented prefabricated assembled combined tower cylinder and mounting method thereof |
| CN112412707A (en) * | 2020-12-01 | 2021-02-26 | 重庆大学 | Assembled wind turbine generator system circle cross section concrete bearing structure |
-
2017
- 2017-05-05 CN CN201720490310.5U patent/CN206830380U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949017A (en) * | 2017-05-05 | 2017-07-14 | 同济大学建筑设计研究院(集团)有限公司 | A kind of prefabricated mixing pylon of Wind turbines bottom burst |
| CN111520289A (en) * | 2020-05-12 | 2020-08-11 | 上海电气研砼(木垒)建筑科技有限公司 | Connecting node of segmented prefabricated assembled combined tower cylinder and mounting method thereof |
| CN112412707A (en) * | 2020-12-01 | 2021-02-26 | 重庆大学 | Assembled wind turbine generator system circle cross section concrete bearing structure |
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