CN218813845U - Wind power generation tower foundation mounting structure suitable for high-sensitivity silt soil - Google Patents
Wind power generation tower foundation mounting structure suitable for high-sensitivity silt soil Download PDFInfo
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- CN218813845U CN218813845U CN202223227944.1U CN202223227944U CN218813845U CN 218813845 U CN218813845 U CN 218813845U CN 202223227944 U CN202223227944 U CN 202223227944U CN 218813845 U CN218813845 U CN 218813845U
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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
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Abstract
The application discloses wind power generation tower foundation mounting structure suitable for high sensitivity silt soil relates to wind power generation's field, can solve wind power generation tower construction height among the prior art and more high, leads to increasing more and supports the stake, and then leads to the problem that construction cost increases. Wind power generation tower foundation mounting structure is including supporting base, brace table, a plurality of tie-beam and a tower section of thick bamboo, it is used for supporting in the top of a plurality of support piles of foundation ditch to support the base, the brace table connect in the top of supporting the base, a tower section of thick bamboo connect in the top of brace table, the tie-beam connect in the top of supporting the base, just the one end of tie-beam connect in the lateral wall of brace table, the other end extends to the edge of supporting the base, and is a plurality of the tie-beam is followed the circumference direction of supporting the base is evenly arranged.
Description
Technical Field
The application relates to the field of wind power generation, in particular to a wind power generation tower foundation mounting structure suitable for high-sensitivity silt soil.
Background
Wind energy is a clean renewable energy source, along with the rapid development of economic construction in China, the construction height of a wind power generation tower is higher and higher, the wind power generation capacity is larger and larger, the wind power generation tower generally comprises a tower barrel and a foundation structure for supporting the tower barrel, and the foundation form of the foundation structure comprises an independent foundation, a pile foundation and the like. The wind power generation tower bears tension besides pressure under the action of nose load, tower body wind load and the like.
In the prior art, before a wind power generation tower is built, a foundation pit needs to be excavated on the ground, a plurality of supporting piles are arranged (driven) at the bottom of the foundation pit, then a foundation structure of the wind power generation tower is arranged at the tops of the supporting piles, the supporting piles are matched with the foundation pit to bear the weight of the wind power generation tower, an embedded pile foundation in the prior art is in a common foundation form because the embedded pile foundation can be stressed and pulled, the embedded pile foundation is arranged behind the foundation pit, soil is backfilled into the foundation pit, and the embedded pile foundation is embedded into the foundation pit. In addition, the great burial depth causes great increase of construction period and cost for precipitation and support during excavation of the foundation pit.
SUMMERY OF THE UTILITY MODEL
For this reason, this application provides a wind power generation tower foundation mounting structure suitable for high sensitivity silt soil to solve the wind power generation tower construction height among the prior art and more high, lead to increasing more and support the stake, and then lead to the problem of construction cost increase.
In order to achieve the above purpose, the present application provides the following technical solutions:
the utility model provides a wind power generation tower foundation mounting structure suitable for high sensitivity silt soil, is including supporting base, a supporting bench, a plurality of tie-beam and a tower section of thick bamboo, it is used for supporting in the top of a plurality of support piles of foundation ditch to support the base, a supporting bench connect in support the top of base, a tower section of thick bamboo connect in support bench's top, the tie-beam connect in support the top of base, just the one end of tie-beam connect in support bench's lateral wall, the other end extends to support the edge of base, it is a plurality of the tie-beam is followed support the circumferential direction of base evenly arranges.
Preferably, the support base is a first cylinder, the support table is a second cylinder, central axes of the first cylinder and the second cylinder are collinear, and the diameter of the second cylinder is smaller than that of the first cylinder; the first cylinder, the second cylinder and the connecting beam are all made of reinforced concrete structures, the reinforcing steel bar net rack of the second cylinder is connected with the reinforcing steel bar net rack of the first cylinder, the reinforcing steel bar net rack of the connecting beam is connected with the reinforcing steel bar net rack of the second cylinder, the highest position of one end, close to the edge of the first cylinder, of the connecting beam is flush with the ground, and the highest position of one end, close to the second cylinder, of the connecting beam is higher than the ground; the tower cylinder is connected with the second cylindrical reinforcing steel bar net rack through anchor bolts.
Preferably, the top surface of supporting the base is connected with the maintenance piece, the one end of maintenance piece is connected in the second cylinder, and the other end extends to first cylindrical edge, the maintenance piece is close to the highest point and the ground parallel and level of the one end of first cylindrical edge are close to the highest point of second cylindrical one end is higher than ground, the top surface of maintenance piece is provided with a plurality of walking steps along the length extending direction of self top surface, a tower section of thick bamboo with the cylindrical top surface of second is formed with the cyclic annular platform that is convenient for maintainer to walk, the bottom height of the door opening of a tower section of thick bamboo with cyclic annular platform parallel and level.
Preferably, a plurality of first guardrails are arranged on two sides of the walking steps along the length extending direction of the top surface of the maintenance block, and second guardrails matched with the first guardrails are arranged on the edges of the top surface of the second cylinder along the circumferential direction of the second cylinder.
Preferably, the sum of the height of the first cylinder and the height of the connecting beam near the edge of the first cylinder is not less than the depth of the frozen soil.
Preferably, the sum of the height of the first cylinder and the height of the connecting beam near the edge of the first cylinder is 0.8-1m.
This application has following advantage:
the utility model discloses a foundation mounting structure, with the foundation mounting structure arrange the foundation ditch in can, need not be used for the top backfill at foundation mounting structure, therefore, the backfill pressure to foundation mounting structure has been reduced, so, the supporting pile is being under construction, just too much supporting pile need not be arranged, finally just can reduce the construction cost.
Drawings
To more intuitively illustrate the prior art and the present application, several exemplary drawings are given below. It should be understood that the specific shapes, configurations and illustrations in the drawings are not to be construed as limiting, in general, the practice of the present application; for example, it is within the ability of those skilled in the art to make routine adjustments or further optimizations based on the technical concepts disclosed in the present application and the exemplary drawings, for the increase/decrease/attribution of certain units (components), specific shapes, positional relationships, connection manners, dimensional ratios, and the like.
FIG. 1 is a schematic top view of a wind power tower foundation mounting structure for high sensitivity silt provided in an embodiment of the present application;
FIG. 2 isbase:Sub>A partial cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of FIG. 2 at B;
fig. 4 is a partial structural schematic view of a wind power generation tower foundation installation structure suitable for high-sensitivity silt soil according to an embodiment of the present application.
Description of the reference numerals:
1. a support base; 2. a support table; 21. an anchor bolt; 3. a tower drum; 31. a door opening; 32. an annular platform; 33. a second guardrail; 4. a connecting beam; 5. a maintenance block; 51. walking steps; 52. a first guardrail; 6. a ground surface; 7. a foundation pit; 71. supporting piles; 72. and (5) cushion coating.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of and not restrictive on the broad application.
In the description of the present application: the terms "first," "second," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed that are inherent to such process, method, article, or apparatus or that are added to such process, method, article, or apparatus based on the concepts of the present application.
Referring to fig. 1-4, the application discloses a wind power generation tower foundation mounting structure suitable for high sensitivity silt soil, including supporting base 1, a supporting bench 2, a plurality of tie-beams 4 and a tower section of thick bamboo 3, support base 1 and be used for supporting in the top of a plurality of support piles 71 of foundation ditch 7, supporting bench 2 is connected in the top of supporting base 1, tower section of thick bamboo 3 is connected in the top of supporting bench 2, tie-beam 4 is connected in the top of supporting base 1, and the one end of tie-beam 4 is connected in the lateral wall of supporting bench 2, the other end extends to the edge of supporting base 1, a plurality of tie-beams 4 are evenly arranged along the circumferential direction that supports base 1.
The supporting base 1 is supported on the supporting piles 71 in the foundation pit 7, the outer edge of the supporting base 1 generally abuts against the side wall of the foundation pit 7, the supporting base 1 is used for supporting the supporting table 2, the supporting table 2 is used for supporting the tower drum 3, namely the weight of the tower drum 3 is transmitted to the supporting piles 71 in the foundation pit 7 through the supporting table 2 and the supporting base 1, the connecting beams 4 are uniformly arranged along the circumferential direction of the supporting table 2, and the lateral force (pulling force) generated after the tower drum 3 is subjected to wind load can be borne.
It should be further explained that excavating the foundation pit 7 and arranging the support piles 71 in the foundation pit 7 are prior art, and the detailed description thereof is omitted in this application.
Referring to fig. 1-4, the supporting base 1 is a first cylinder, the supporting table 2 is a second cylinder, the central axes of the first cylinder and the second cylinder are collinear, and the diameter of the second cylinder is smaller than that of the first cylinder; the first cylinder, the second cylinder and the connecting beam 4 are all made of reinforced concrete structures, a reinforcing steel bar net rack of the second cylinder is connected with a reinforcing steel bar net rack of the first cylinder, a reinforcing steel bar net rack of the connecting beam 4 is connected with a reinforcing steel bar net rack of the second cylinder, the highest position of one end, close to the edge of the first cylinder, of the connecting beam 4 is flush with the ground 6, and the highest position of one end, close to the second cylinder, of the connecting beam 4 is higher than the ground 6; the tower 3 is connected to a second cylindrical steel bar net rack through an anchor bolt 21.
Reinforced concrete structure is prior art, be about to a plurality of reinforcing bars according to the intensity of design and the reinforcing bar net rack (skeleton) of shape ligature one-tenth design shape, then through concrete placement reinforcing bar net rack, the concrete solidifies the back, form reinforced concrete structure together with reinforcing bar net rack, in this application, first cylinder, the reinforcing bar net rack of second cylinder and tie-beam 4 is tied up together, and like this, first cylinder, the shaping can be pour together to second cylinder and tie-beam 4, and like this, first cylinder, the joint strength of second cylinder and tie-beam 4 is higher.
Wherein, the mode of connecting tower section of thick bamboo 3 at the second cylinder through crab-bolt 21 is prior art, and this application is not repeated herein either.
Referring to fig. 2 and 4, the top surface of supporting base 1 is connected with maintenance piece 5, the one end of maintenance piece 5 is connected in the second cylinder, the other end extends to first cylindrical edge, the highest point and the ground 6 parallel and level of one end that maintenance piece 5 is close to first cylindrical edge, the highest point that is close to second cylindrical one end is higher than ground 6, the length extending direction of top surface along self top surface of maintenance piece 5 is provided with a plurality of walking steps 51, tower section of thick bamboo 3 is formed with the cyclic annular platform 32 that is convenient for the maintainer to walk with the cylindrical top surface of second, the bottom height and the cyclic annular platform 32 parallel and level of door opening 31 of tower section of thick bamboo 3. The maintainer can follow ground 6 and walk to annular platform 32 along a plurality of walking steps 51, and then enter into tower section of thick bamboo 3 through door opening 31 in, overhaul the equipment in the tower section of thick bamboo 3, and door opening 31 also is prior art, and to this, does not need to be repeated.
Referring to fig. 2, both sides of the plurality of walking steps 51 are provided with first guardrails 52 along a length extending direction of the top surface of the service block 5, and the edge of the top surface of the second cylinder is provided with second guardrails 33 engaged with the first guardrails 52 along its circumferential direction. The first guardrail 52 is connected with the second guardrail 33, so that the walking safety of people can be protected.
The sum of the height of the first cylinder and the height of the connecting beam 4 at the edge close to the first cylinder is not less than the depth of the frozen soil. The depth of frozen soil generally refers to the freezing depth of soil, and the soil with the soil temperature lower than 0 ℃ causes partial or most of water in the soil to be frozen is called frozen soil. The bottom of the first cylinder can avoid the influence of low temperature on the concrete structure (the concrete structure is damaged and cracks are generated when the acting force of expansion exceeds the stress bearing range of the concrete because the ice is frozen at the low temperature and the volume of the ice is larger than that of water).
The sum of the height of the first cylinder and the height of the connecting beam 4 near the edge of the first cylinder is 0.8-1m. Therefore, the excavation depth of the foundation pit 7 is not large, erosion damage of rainfall (generally rain) to the foundation pit 7 and the wind power generation tower foundation mounting structure can be avoided, and the supporting cost is reduced.
Referring to fig. 1 to 4, the construction process of the wind power generation tower foundation installation structure:
1. excavating a foundation pit 7, sequentially driving support piles 71 into the bottom of the foundation pit 7 according to design positions to enable the tops of the support piles 71 to be flush with the bottom of the foundation pit 7, and then paving a cushion layer 72 (gravel and the like) on the bottom of the foundation pit 7;
2. binding steel bars and anchor bolts 21 at the bottom of the foundation pit 7, binding a steel bar net rack (framework) for supporting the base 1, the support platform 2 and the connecting beam 4, supporting a formwork, pouring concrete, and forming the support base 1, the support platform 2 and the connecting beam 4 after the concrete is solidified;
3. a construction walking step 51, a first guard rail 52 and a second guard rail 33;
4. and a tower barrel 3 of the fan is constructed on the top of the support platform 2.
All the technical features of the above embodiments can be arbitrarily combined (as long as there is no contradiction between the combinations of the technical features), and for brevity of description, all the possible combinations of the technical features in the above embodiments are not described; these examples, which are not explicitly described, should be considered to be within the scope of the present description.
The present application has been described in considerable detail with reference to the foregoing general description and specific examples. It should be understood that several general adaptations or further innovations of these specific embodiments can also be made based on the technical idea of the present application; however, such conventional modifications and further innovations can also fall into the scope of the claims of the present application as long as they do not depart from the technical idea of the present application.
Claims (6)
1. The utility model provides a wind power generation tower foundation mounting structure suitable for high sensitivity silt soil which characterized in that, is including supporting base, a supporting bench, a plurality of tie-beam and a tower section of thick bamboo, it is used for supporting in the top of a plurality of support piles of foundation ditch to support the base, a supporting bench connect in support the top of base, a tower section of thick bamboo connect in support bench's top, the tie-beam connect in support the top of base, just the one end of tie-beam connect in support bench's lateral wall, the other end extends to support the edge of base, and is a plurality of the tie-beam is followed support the circumferential direction of base evenly arranges.
2. The wind power tower foundation attachment structure of claim 1 wherein the support base is a first cylinder and the support platform is a second cylinder, the central axes of the first and second cylinders being collinear, the second cylinder having a diameter less than the diameter of the first cylinder;
the first cylinder, the second cylinder and the connecting beam are all made of reinforced concrete structures, the reinforcing steel bar net rack of the second cylinder is connected with the reinforcing steel bar net rack of the first cylinder, the reinforcing steel bar net rack of the connecting beam is connected with the reinforcing steel bar net rack of the second cylinder, the highest position of one end, close to the edge of the first cylinder, of the connecting beam is flush with the ground, and the highest position of one end, close to the second cylinder, of the connecting beam is higher than the ground;
the tower cylinder is connected with the second cylindrical reinforcing steel bar net rack through anchor bolts.
3. The wind power generation tower foundation mounting structure of claim 2, wherein the top surface of the support base is connected with an overhaul block, one end of the overhaul block is connected to the second cylinder, the other end of the overhaul block extends to the edge of the first cylinder, the highest position of one end of the overhaul block close to the edge of the first cylinder is flush with the ground, the highest position of one end of the overhaul block close to the edge of the second cylinder is higher than the ground, the top surface of the overhaul block is provided with a plurality of walking steps along the length extending direction of the top surface of the overhaul block, an annular platform convenient for an overhaul worker to walk is formed on the tower and the top surface of the second cylinder, and the bottom height of a door opening of the tower is flush with the annular platform.
4. The wind power tower foundation installation structure of claim 3, wherein a first guardrail is disposed on both sides of the plurality of walking steps along a length extension direction of the top surface of the service block, and a second guardrail engaged with the first guardrail is disposed on an edge of the top surface of the second cylinder along a circumferential direction thereof.
5. The wind-power generation tower foundation mounting structure of claim 2, wherein a sum of a height of the first cylinder and a height of the connection beam near an edge of the first cylinder is not less than a frozen soil depth.
6. Wind power tower foundation attachment according to claim 5, wherein the sum of the height of the first cylinder and the height of the connection beam near the edge of the first cylinder is 0.8-1m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223227944.1U CN218813845U (en) | 2022-12-01 | 2022-12-01 | Wind power generation tower foundation mounting structure suitable for high-sensitivity silt soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223227944.1U CN218813845U (en) | 2022-12-01 | 2022-12-01 | Wind power generation tower foundation mounting structure suitable for high-sensitivity silt soil |
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| Publication Number | Publication Date |
|---|---|
| CN218813845U true CN218813845U (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223227944.1U Active CN218813845U (en) | 2022-12-01 | 2022-12-01 | Wind power generation tower foundation mounting structure suitable for high-sensitivity silt soil |
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|---|---|
| CN (1) | CN218813845U (en) |
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- 2022-12-01 CN CN202223227944.1U patent/CN218813845U/en active Active
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