CN220667716U - Lattice type concrete wind power generation tower - Google Patents
Lattice type concrete wind power generation tower Download PDFInfo
- Publication number
- CN220667716U CN220667716U CN202322389065.7U CN202322389065U CN220667716U CN 220667716 U CN220667716 U CN 220667716U CN 202322389065 U CN202322389065 U CN 202322389065U CN 220667716 U CN220667716 U CN 220667716U
- Authority
- CN
- China
- Prior art keywords
- point
- foundation
- standard
- wind power
- tower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004567 concrete Substances 0.000 title claims abstract description 27
- 238000010248 power generation Methods 0.000 title claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 238000013016 damping Methods 0.000 claims abstract description 10
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 4
- 210000002435 tendon Anatomy 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 239000011178 precast concrete Substances 0.000 abstract description 2
- 238000009417 prefabrication Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Classifications
-
- 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
Abstract
The utility model discloses a lattice type concrete wind power generation tower which comprises a plurality of groups of standard sections, wherein the standard sections comprise four first foundation blocks, the four first foundation blocks are arranged in a central symmetry manner in the same horizontal plane, and the plurality of groups of standard sections are connected through supporting pieces; the section of the first foundation block is L-shaped, a plurality of through holes are uniformly formed in the first foundation block, and each layer of standard section is connected by means of pouring reinforcing steel bars or grouting by adding prestressed tendons in the through holes; a damping device is arranged in the middle of the standard section at the top end of the tower; let the upper end point of the outer side of the turning point of the first basic block be the A point and the lower end point be the B point. The tower has good prefabrication performance, only one set of mould is needed, and the transportation and the production are convenient; due to the material property of the concrete, the section of the tower barrel is smaller, so that the influence of resonance caused by turbine vibration on the integral structure can be effectively reduced; compared with the traditional steel structure and precast concrete tower, the method has the characteristic of low cost.
Description
Technical Field
The utility model relates to the technical field of wind power generation towers, in particular to a lattice type concrete wind power generation tower.
Background
Under the large strategic environment of the national "two carbon", the demand for clean energy is increasing. The wind power does not need fuel and has less land, and is clean, environment-friendly and pollution-free. In recent years, the investment of China in wind power has been fully developed.
At present, the steel tower barrel and the concrete tower barrel which are popular in China have certain problems.
Steel tower defects: the steel tower has high cost; the steel is easy to corrode, the paint is easy to fall off in the transportation and use process, and the later maintenance cost is high; because the self vibration frequency of the steel structure tower is relatively close to the frequency of the wind turbine, the resonance problem is difficult to solve; as the tower height increases, the diameter of the tower increases, which may be greater than the highway limit height or limit width, making transportation difficult.
Concrete tower defects: the tower is too heavy, large in size and difficult to transport; after the prestressing force is applied to part of the tower, the section of the tower is larger or the strength grade of the concrete is higher due to the limitation of the axial compression ratio.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a lattice type concrete wind power generation tower.
The utility model adopts the following technical scheme to realize the aim:
the lattice type concrete wind power generation tower comprises a plurality of groups of standard sections, wherein the standard sections comprise four first foundation blocks which are arranged in a central symmetry manner in the same horizontal plane, and the plurality of groups of standard sections are connected through a plurality of supporting pieces;
the section of the first foundation block is L-shaped, a plurality of through holes are uniformly formed in the first foundation block, and each layer of standard section is connected in a manner of pouring reinforcing steel bars or grouting by adding prestressed tendons in the through holes;
a damping device is arranged in the middle of the standard section at the top end of the tower;
let the upper end point of the outer side of the turning point of the first basic block be the A point and the lower end point be the B point.
In the above technical solution, preferably, the first base block is provided with ends at two ends and corners, and the ends may be polygonal or circular.
In the above technical solution, preferably, the supporting members between the plurality of groups of standard segments include diagonal braces, and the diagonal braces connect the points a and B of two adjacent first foundation blocks.
In the above technical solution, preferably, the supporting members between the plurality of groups of standard segments comprise horizontal supports, and the horizontal supports are connected with the point a of the adjacent two first foundation blocks.
In the above technical solution, preferably, the supporting members between the plurality of groups of standard segments include diagonal braces, one end of each diagonal brace is connected with a point a or a point B of the first foundation block, and the other end of each diagonal brace is concentrated at a diagonal brace connection point between the four first foundation blocks.
In the above technical solution, preferably, two first foundation blocks overlap to form a second foundation block, an upper end point of an outer side of a turning position of the second foundation block is a point C, a lower end point is a point D, the diagonal brace comprises a diagonal brace crossing a standard section, and two ends of the diagonal brace crossing the standard section are respectively connected with the point C and the point D of two adjacent second foundation blocks.
In the above technical solution, preferably, two first foundation blocks overlap to form a second foundation block, an upper end point of an outer side of a turning position of the second foundation block is a point C, a lower end point is a point D, the diagonal bracing includes a diagonal bracing of a standard-crossing section, one end of the diagonal bracing of the standard-crossing section is connected with the point C or the point D of the second foundation block, and the other end of the diagonal bracing of the standard-crossing section is concentrated at a diagonal bracing connection point of the standard-crossing section in the middle of the four second foundation blocks.
In the above technical solution, preferably, the damping device includes a steel strand and a weight made of concrete.
Compared with the prior art, the lattice type concrete wind power generation tower provided by the utility model has the following structure
The beneficial effects are that:
the tower has good prefabrication performance, only one set of mould is needed, and the transportation and the production are convenient; due to the material property of the concrete, the section of the tower barrel is smaller, so that the influence of turbine vibration on the integral structure can be effectively reduced; the damping device is arranged at the top of the tower, so that the influence of the turbine, earthquake and wind load on the structure is reduced again; compared with the traditional steel structure and precast concrete tower, the method has the characteristic of low cost.
Drawings
FIG. 1 is a schematic diagram of a first basic block architecture of the present utility model;
FIG. 2 is a schematic cross-sectional view of a first basic block of the present utility model;
FIG. 3 is a schematic view of a first basic block with tip of the present utility model;
FIG. 4 is a schematic view of the structure of the first combined section of the present utility model;
FIG. 5 is a schematic view of the structure of a third combination section of the present utility model;
FIG. 6 is a schematic structural view of a fourth combination section of the present utility model;
FIG. 7 is a schematic view of a second embodiment of the present utility model;
FIG. 8 is a schematic diagram of a fifth embodiment of the present utility model;
FIG. 9 is a schematic view of the damping device installation of the present utility model;
in the figure: 1-first basic block, 11-through hole, 12-end, 2-support piece, 21-bearing diagonal, 211-span standard section bearing diagonal, 22-horizontal support, 23-diagonal bearing diagonal, 231-span standard section diagonal bearing diagonal, 31-diagonal support connecting point, 32-span standard section diagonal bearing diagonal connecting point, 4-second basic block and 5-damping device.
Detailed Description
It should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," second, "and third" are used merely to distinguish one entity or action from another entity or action, and do not necessarily require or imply any such actual relationship or order between such entities or actions.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
referring to fig. 1 to 9, the lattice concrete wind power generation tower provided by the embodiment of the utility model comprises a plurality of groups of standard sections, wherein the standard sections comprise four first foundation blocks 1, the four first foundation blocks 1 are arranged in a central symmetry manner in the same horizontal plane, and the plurality of groups of standard sections are connected through a plurality of supporting pieces 2;
the section of the first foundation block 1 is L-shaped, a plurality of through holes 11 are uniformly formed in the first foundation block 1, and each layer of standard section is connected by adding reinforcing steel bars in the through holes for pouring or adding prestressed tendons for grouting;
the damping device 5 is arranged in the middle of the standard section at the top end of the tower, and comprises steel strands and weight blocks made of concrete, wherein the weight blocks can be in three-dimensional shapes such as cubes, spheres and the like, as shown in fig. 9, the damping device 5 is arranged at the top end of the tower, and the weight blocks made of concrete are hoisted in the space between the first foundation blocks 1 supported by the supporting pieces 2 through the steel strands;
let the upper end point of the outer side of the turning point of the first basic block be the A point and the lower end point be the B point.
For better implementation of the utility model, referring to fig. 3, in one embodiment, the first base block 1 is provided with ends 12 at both ends and corners, the ends 12 may be polygonal or circular, and the addition of the ends 12 may increase the bearing capacity of the whole tower. The first foundation block 1 with the end head 12 is still made by concrete integral casting.
Example 1
As shown in fig. 4, when the power generation tower is installed in the manner shown in fig. 4, the supporting members 2 between each group of standard segments comprise inclined supports 21, each inclined support 21 connects the point a and the point B of two adjacent first foundation blocks 1, that is, the crossed inclined supports 21 are arranged between each two adjacent first foundation blocks 1, 8 inclined supports 21 are arranged in the whole group of standard segments, and the first combined segment comprises 8 inclined supports 21 and four first foundation blocks 1. The whole tower is formed by installing a plurality of groups of combined sections.
Example 2
As shown in fig. 7, the diagonal brace 21 includes a diagonal brace 211 crossing two standard segments, that is, the two combined segments include eight first foundation blocks 1 and eight diagonal braces 211 crossing standard segments, the upper and lower two first foundation blocks 1 overlap to form a second foundation block 4, the upper end point of the outer side of the turning position of the second foundation block 4 is a point C, the lower end point is a point D, and the points C and D of two adjacent second foundation blocks 4 are connected through the diagonal braces 211 crossing standard segments. The whole tower is formed by installing a plurality of groups of second combined sections.
Example 3
Also, the combined section may span three or more standard sections, and in the combined section of three or more standard sections, the installation manner of the diagonal brace 21 may be similar to that of the diagonal brace 211 of the span standard section in embodiment 2, that is, three vertically overlapped first foundation blocks 1 form a new foundation block, the uppermost end point of the new foundation block is the point C ', the lowermost end point is the point D', and the uppermost point C 'of the new foundation block is connected with the lowermost point D' of the adjacent new foundation block through a new diagonal brace, thereby forming a new combined section.
Example 4
As shown in fig. 5, the support 2 between each group of standard segments comprises a horizontal support 22, the horizontal support 22 connects the points a of two adjacent first foundation blocks 1, i.e. the combined segment three comprises four first foundation blocks 1 and four horizontal supports 22, and the whole tower can be formed by installing a plurality of groups of combined segments three.
Example 5
As shown in fig. 6, the supporting member 2 between each group of standard segments comprises diagonal braces 23, one end of the diagonal brace 23 is connected with the point a or the point B of the first foundation block 1, and the other end is concentrated at a diagonal brace connection point 31 in the middle of the four first foundation blocks 1, namely, the combined segment four comprises 8 diagonal braces 23 and four first foundation blocks 1, and the point a and the point B of each first foundation block 1 are respectively connected with one end of the diagonal brace 23. The whole tower is formed by installing a plurality of groups of combination sections.
Example 6
As shown in fig. 8, the diagonal bracing 23 includes a diagonal bracing 231 crossing the standard segment, that is, the combined segment five includes eight first foundation blocks 1 and eight diagonal bracing 231 crossing the standard segment, the upper and lower two first foundation blocks 1 overlap to form a second foundation block 4, the upper end point of the outer side of the turning position of the second foundation block 4 is a point C, the lower end point is a point D, the point C and the point D of the second foundation block 4 are respectively connected with one end of the diagonal bracing 231 crossing the standard segment, and the other end of the diagonal bracing 231 crossing the standard segment is concentrated at a diagonal bracing connection point 32 crossing the standard segment in the middle of the four second foundation blocks 4. The whole tower can be formed by installing a plurality of groups of combined sections.
Example 7
Also, the combined section may span three or more standard sections, in which the diagonal braces 23 may be installed in a similar manner to the cross-standard section diagonal braces 231 of embodiment 5, i.e., three vertically overlapped first foundation blocks 1 constitute a new foundation block, the uppermost end point of the new foundation block is the C 'point, the lowermost end point is the D' point, and the lowermost end D 'point of the uppermost end C' point of the new foundation block is connected by a new diagonal brace, thereby constituting a new combined section.
An inclination angle exists between the vertical axis of the first foundation block 1 and the ground vertical line, so that the whole formed tower is ensured to have different taper or no taper forms. The whole power generation tower can be installed in one or more combination modes in the embodiments 1-7, so that the stability of the tower is improved, and the power generation tower is suitable for actual use scenes.
The support piece can be made of reinforced concrete structural support, steel structural support, concrete cladding steel support and buckling restrained support, and the actual size of the support piece is determined by an actual design structure.
In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model. It will be apparent that the described embodiments are merely some, but not all, embodiments of the utility model. Based on these embodiments, all other embodiments that may be obtained by one of ordinary skill in the art without inventive effort are within the scope of the utility model. Although the present utility model has been described in detail with reference to the above embodiments, those skilled in the art may still combine, add or delete features of the embodiments of the present utility model or make other adjustments according to circumstances without any conflict, so as to obtain different technical solutions without substantially departing from the spirit of the present utility model, which also falls within the scope of the present utility model.
Claims (8)
1. The lattice type concrete wind power generation tower is characterized by comprising a plurality of groups of standard sections, wherein the standard sections comprise four first foundation blocks (1), the four first foundation blocks (1) are arranged in a central symmetry manner in the same horizontal plane, and the plurality of groups of standard sections are connected through a plurality of supporting pieces (2);
the section of the first foundation block (1) is L-shaped, a plurality of through holes (11) are uniformly formed in the first foundation block (1), and each layer of standard section is connected in a manner of pouring reinforcing steel bars or grouting by adding prestressed tendons in the through holes;
a damping device (5) is arranged in the middle of the standard section at the top end of the tower;
let the upper end point of the outer side of the turning part of the first basic block (1) be the A point and the lower end point be the B point.
2. Lattice concrete wind power tower according to claim 1, characterized in that the first foundation block (1) is provided with ends (12) at both ends and corners, which ends (12) may be polygonal or circular.
3. Lattice concrete wind power tower according to claim 1, characterized in that the support (2) between several sets of standard segments comprises a diagonal support (21), which diagonal support (21) connects the points a and B of two adjacent first foundation blocks (1).
4. Lattice concrete wind power tower according to claim 1, characterized in that the support (2) between several sets of standard segments comprises a horizontal support (22), which horizontal support (22) connects the a-points of two adjacent first foundation blocks (1).
5. Lattice concrete wind power tower according to claim 1, characterized in that the support (2) between several sets of standard segments comprises diagonal braces (23), which diagonal braces (23) are connected at one end to the point a or point B of the first foundation block (1) and at the other end are concentrated at diagonal brace connection points (31) in the middle of the four first foundation blocks (1).
6. A lattice concrete wind power generation tower according to claim 3, wherein two first foundation blocks (1) are overlapped to form a second foundation block (4), the upper end point of the outer side of the turning part of the second foundation block (4) is a point C, the lower end point is a point D, the inclined support (21) comprises an inclined support (211) crossing a standard section, and two ends of the inclined support (211) crossing the standard section are respectively connected with the point C and the point D of two adjacent second foundation blocks (4).
7. Lattice concrete wind power generation tower according to claim 5, characterized in that two first foundation blocks (1) are overlapped to form a second foundation block (4), the upper end point of the outer side of the turning part of the second foundation block (4) is a point C, the lower end point is a point D, the diagonal bracing (23) comprises a diagonal bracing (231) crossing a standard section, one end of the diagonal bracing (231) crossing the standard section is connected with the point C or the point D of the second foundation block (4), and the other end is concentrated at a diagonal bracing connecting point (32) crossing the standard section in the middle of the four second foundation blocks (4).
8. Lattice concrete wind power tower according to claim 1, characterized in that the damping means (5) comprise steel strands and weight blocks of concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322389065.7U CN220667716U (en) | 2023-09-04 | 2023-09-04 | Lattice type concrete wind power generation tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322389065.7U CN220667716U (en) | 2023-09-04 | 2023-09-04 | Lattice type concrete wind power generation tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220667716U true CN220667716U (en) | 2024-03-26 |
Family
ID=90341537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322389065.7U Active CN220667716U (en) | 2023-09-04 | 2023-09-04 | Lattice type concrete wind power generation tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220667716U (en) |
-
2023
- 2023-09-04 CN CN202322389065.7U patent/CN220667716U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102102643A (en) | Lattice hollow-concrete-filled steel tube tower for wind generating set | |
| CN111910673A (en) | Assembled offshore wind power barrel type foundation | |
| CN112412707A (en) | Assembled wind turbine generator system circle cross section concrete bearing structure | |
| CN102797643A (en) | Wind power generation tower device | |
| CN113619746B (en) | Four-upright-column semi-submersible offshore floating platform | |
| CN220667716U (en) | Lattice type concrete wind power generation tower | |
| WO2023143148A1 (en) | Wind turbine foundation having honeycomb type underground diaphragm wall and construction method of wind turbine foundation | |
| CN214741846U (en) | Assembled wind turbine generator system circle cross section concrete bearing structure | |
| CN112127282B (en) | Main pier steel structure of super bridge | |
| CN110397067B (en) | Multi-cylinder reinforced concrete combined foundation structure with supporting structure and construction method thereof | |
| CN205036512U (en) | Prestressed concrete wind -powered electricity generation pylon system | |
| CN211777820U (en) | Steel pipe concrete tower | |
| CN219638978U (en) | UHPC-based wind power tower with ground anchor beam | |
| CN108396764B (en) | Wire pole prefabricated foundation seat and wire pole assembly | |
| CN219139264U (en) | Prestressed framework type steel tube concrete wind power tower | |
| CN212294732U (en) | Assembled offshore wind power barrel type foundation | |
| WO2019191788A1 (en) | A foundation of a wind turbine tower | |
| CN219952884U (en) | Steel pipe concrete combined iron tower | |
| CN218934613U (en) | Truss unit, truss structure and truss for wind turbine generator | |
| CN219429566U (en) | I-shaped glass fiber reinforced plastic supporting beam | |
| CN220470120U (en) | Connection structure for wind power precast concrete tower drum | |
| CN219431495U (en) | High-voltage iron tower safety monitoring station mounting frame | |
| CN216447052U (en) | Tower segment and tower drum comprising same | |
| CN116641845A (en) | UHPC-based wind power tower with ground anchor beam and construction method thereof | |
| CN214419109U (en) | Pre-tensioning method T-shaped beam tensioning pedestal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |