CN216198677U

CN216198677U - Tower section, tower and wind power tower

Info

Publication number: CN216198677U
Application number: CN202122510387.3U
Authority: CN
Inventors: 宋江毅; 李梦媛; 杨伟; 陈彬毅; 严勇
Original assignee: Shanghai Fengling New Energy Co ltd
Current assignee: Shanghai Fengling New Energy Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-05
Anticipated expiration: 2031-10-18

Abstract

The utility model provides a tower section, a tower and a wind power tower, wherein the tower section comprises a plurality of prefabricated concrete templates, the prefabricated concrete templates are connected in a closed manner to form a polygonal structure, each prefabricated concrete template comprises two prefabricated wall plates and connecting pieces, the two prefabricated wall plates are arranged at intervals, the two prefabricated wall plates are parallel to each other, accommodating spaces are formed between the two prefabricated wall plates, the accommodating spaces of the prefabricated concrete templates are communicated with each other, all the accommodating spaces are filled with concrete, and the concrete in all the accommodating spaces is solidified and connected into a whole; and a connecting member is arranged between any two adjacent prefabricated concrete templates, the connecting member is simultaneously positioned in the two adjacent accommodating spaces, and the connecting member is poured in the concrete. According to the tower section, the prefabricated concrete template product is utilized, the prefabricated wall plate and the cast-in-place concrete are fully combined, the stress continuity of the tower section is guaranteed, and the structure of the tower section is safer and more reliable.

Description

Tower section, tower and wind power tower

Technical Field

The utility model relates to the technical field of tower drum construction, in particular to a tower drum section, a tower drum and a wind power tower.

Background

The concrete tower barrels of the existing wind driven generators in the market are all fully prefabricated concrete tower barrels, and in order to ensure the productivity, the construction process needs to invest and construct a large number of prefabricated component production factories and molds necessary for component production, the cost is huge, and a large amount of labor is needed.

The fully precast concrete tower barrel often cannot be changed in appearance of a product at will in consideration of the cost of the mold, because each change means the investment of the mold.

The diameter of the bottom of the fully-precast concrete high tower cylinder is generally larger, and the feasibility of transportation is considered, and the pipe sections at the bottom of the tower cylinder are formed by splicing two to three precast segments. And the design of the splicing node causes discontinuous stress at the vertical splicing seam of the duct piece, and only a simple connecting structure can increase resistance.

SUMMERY OF THE UTILITY MODEL

The present invention is based on the discovery and recognition by the inventors of the following facts and problems: the utility model utilizes the precast concrete template to precast the reinforced concrete semi-finished product to replace a precast member production factory and a die, applies the semi-finished product to the wind power tower industry for the first time, and saves the investment of the factory and the die.

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. Therefore, the embodiment of the utility model provides a tower section, which comprises a plurality of prefabricated concrete templates, wherein the prefabricated concrete templates are connected in a closed manner to form a polygonal structure, each prefabricated concrete template comprises two prefabricated wall boards arranged at intervals and a connecting piece for connecting the two prefabricated wall boards, the two prefabricated wall boards are parallel to each other, accommodating spaces are formed between the two prefabricated wall boards, the accommodating spaces of the prefabricated concrete templates are communicated with each other, all the accommodating spaces are filled with concrete, and the concrete in the accommodating spaces is solidified and connected into a whole;

the connecting members are arranged between any two adjacent prefabricated concrete templates and are positioned in the two adjacent accommodating spaces at the same time, the connecting members are poured in the concrete, and the connecting members are of symmetrical structures.

The tower barrel section provided by the embodiment of the utility model has flexible and changeable appearance, the prefabricated concrete template product is utilized by the tower barrel section to fully combine the prefabricated wallboard with the cast-in-place concrete, the formed pipe joint is an integral body, the stress continuity of the pipe joint is ensured, the tower barrel structure is safer and more reliable, and the connection reliability of the two prefabricated concrete templates is improved by arranging the connecting member.

Optionally, the connecting member comprises a steel reinforcement cage with a polygonal structure, the prefabricated wall panel is provided with a steel reinforcement part, at least part of the structure of the steel reinforcement part extends into the steel reinforcement cage, and the steel reinforcement cage is filled with the concrete.

Optionally, two of the sides of the reinforcement cage overlap the piece of reinforcement.

Optionally, the connecting position of the two precast concrete formworks has an inner chamfer and an outer chamfer, and two edges of the reinforcement cage form the inner chamfer and the outer chamfer of the connecting position of the two precast concrete formworks.

Optionally, the connecting position of the two precast concrete formworks is provided with an inner chamfer, and one edge of the reinforcement cage forms the inner chamfer of the connecting position of the two precast concrete formworks;

the steel bar pieces in the adjacent prefabricated wall boards are staggered with each other.

Optionally, the connecting member comprises a reinforcement cage of polygonal structure and connecting reinforcements;

the connecting position of the two precast concrete templates is provided with an inner chamfer;

the connecting reinforcement is close to prefabricated wallboard sets up, just the connecting reinforcement is located simultaneously in the steel reinforcement cage and two adjacent accommodation space, the concrete is filled the steel reinforcement cage.

the prefabricated wall boards at two outer sides of two adjacent prefabricated concrete templates are mutually butted;

the connecting reinforcement is close to the setting of two inboard prefabricated wallboards, just the connecting reinforcement is located simultaneously in the steel reinforcement cage and two adjacent accommodation space, the concrete is filled the steel reinforcement cage.

chamfers are not arranged on the inner side and the outer side of the connecting position of the two precast concrete templates;

the prefabricated wall boards on the two inner sides of the two adjacent prefabricated concrete templates are mutually butted;

the connecting reinforcement is close to prefabricated wallboard setting, just the connecting reinforcement is located simultaneously in the steel reinforcement cage and two adjacent accommodation space, the concrete is filled the steel reinforcement cage.

Optionally, the cross section of the tower section has a shape of any one of a regular hexagon structure, a regular heptagon structure, a regular octagon structure, a regular nonagon structure, a regular decagon structure, a regular undecenon structure, and a regular dodecagon structure.

The embodiment of the utility model also provides a tower drum which comprises the tower drum section.

The embodiment of the utility model also provides a wind power tower which comprises the tower barrel and the wind power generation device arranged at the top of the tower barrel.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

FIGS. 1a and 1b are front views of towers according to various embodiments of the present invention;

FIG. 2 is a top view of a tower section of an embodiment of the present invention, without cast concrete;

FIG. 3 is a top view of a tower section of an embodiment of the present invention with concrete segments disposed therein;

FIG. 4 is a top view of a tower section with concrete poured therein according to an embodiment of the present invention;

FIG. 5 is an enlarged partial schematic view of FIG. 3;

FIGS. 6 to 8 are schematic structural views of the connection positions of two precast concrete formworks according to different embodiments of the present invention;

FIG. 9 is a schematic structural view showing a connection position of two precast concrete formworks according to an embodiment of the present invention, in which a connection member is hidden;

FIG. 10 is a schematic illustration of the upper and lower column section attachment location of an embodiment of the present invention;

fig. 11 to 16 are schematic structural views of the connection positions of two adjacent precast concrete formworks according to different embodiments of the present invention.

Reference numerals:

10-a column section; 11-prefabricating a concrete template; 111-prefabricated wall panels; 112-a receiving space; 113-a connector; 12-a flexible seal; 13-foaming glue; 14-a connecting member; 141-wire rope; 142-steel bar anchor ring; 144-a reinforcement cage; 146-steel mesh; 147-connecting reinforcing steel bars;

15-concrete blocks; 16-concrete;

20-epoxy resin mortar layer.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

This embodiment provides a tower section, and this tower section can be used to build a tower section, installs a plurality of tower sections from bottom to top in proper order and can form a tower section.

Referring to fig. 2 to 4, the tower section in this embodiment includes a plurality of prefabricated concrete formworks 11, the plurality of prefabricated concrete formworks 11 are connected in a closed manner to form a polygonal structure, each prefabricated concrete formwork 11 includes two prefabricated wall panels 111 arranged at intervals and a connecting member 113 connecting the two prefabricated wall panels 111, the two prefabricated wall panels 111 are parallel to each other, an accommodating space 112 is formed between the two prefabricated wall panels 111, the accommodating spaces 112 of the plurality of prefabricated concrete formworks 11 are communicated with each other, all the accommodating spaces 112 are filled with concrete 16, and the concrete 16 in all the accommodating spaces 112 is solidified and connected into a whole; the connecting members 14 are arranged between any two adjacent prefabricated concrete formworks 11, the connecting members 14 are simultaneously positioned in two adjacent accommodating spaces 112, and the connecting members 14 are poured in the concrete 16.

Taking a regular octagonal structure as an example, the tower barrel section assembling method comprises the following steps: the eight precast concrete formworks 11 are respectively hoisted to the assembling platform, the angle and the position of each precast concrete formwork 11 are adjusted, a regular octagonal structure is assembled, the accommodating spaces 112 of the adjacent precast concrete formworks 11 are mutually communicated, the connecting positions of the adjacent precast concrete formworks 11 are connected and fixed, then concrete is poured into the accommodating spaces 112 and is solidified, and therefore the eight precast concrete formworks 11 are firmly fixed.

The connecting member 14 has a symmetrical structure, so that the connecting member is easier to produce and manufacture, has stronger universality when put into use, and improves the convenience of installation, thereby saving the cost, being beneficial to accelerating the construction speed and shortening the construction period.

The particular shape and size of the tower sections may be selected by those skilled in the art depending on the size of the tower to be constructed.

In some embodiments, referring to fig. 11, the connecting member 14 includes a reinforcement cage 144 having a polygonal configuration, the prefabricated wall panel 111 having reinforcement 1114 therein, at least a portion of the reinforcement 1114 extending into the reinforcement cage 144, and the concrete 16 filling the reinforcement cage 144.

When the concrete 16 is poured, the two sides of the reinforcement cage 144 may be respectively provided with a formwork to limit the predetermined shape of the concrete bound by the reinforcement cage 144, the reinforcement members 1114 in the prefabricated wall panel 111 are embedded during the production of the prefabricated concrete formwork 11, and a portion of the reinforcement members 1114 are exposed to the outside so as to form the staggered connection with the reinforcement cage 144. By extending the reinforcement 1114 in the prefabricated wall panel 111 into the reinforcement cage 144 and casting the reinforcement cage 144 at the same time, the connection reliability of the adjacent prefabricated concrete formworks 11 is improved.

The reinforcement member 1114 may be bonded to the reinforcement cage 144, anchored, and then concrete is poured, or may be only staggered.

In some embodiments, two of the sides of the reinforcement cage 144 overlap the rebar 1114. As shown in fig. 11, the reinforcement cage 144 has a hexagonal structure in which upper and lower sides are parallel to each other, and upper sides of the left and right sides overlap with the two reinforcement members 1114, respectively.

The reinforcement cage 144 may have a symmetrical structure, and the concrete bound by the reinforcement cage 144 may have a chamfered shape, for example, as shown in fig. 11, both inside and outside of the connection position of two precast concrete forms 11.

Illustratively, as shown in fig. 11, the connecting position of the two precast concrete formworks 11 has an inner chamfer and an outer chamfer, and two edges of the reinforcement cage 144 constitute the inner chamfer and the outer chamfer of the connecting position of the two precast concrete formworks 11.

In some embodiments, referring to fig. 12, the connecting position of the two precast concrete formworks 11 has an inner chamfer, and one edge of the reinforcement cage 144 forms the inner chamfer of the connecting position of the two precast concrete formworks 11; the outer sides of the connecting positions of the two prefabricated concrete formworks 11 are not provided with chamfers, and the steel bar pieces 1114 in the adjacent prefabricated wall boards 111 are staggered with each other.

In some embodiments, referring to fig. 13, the connecting member 14 includes a reinforcement cage 144 of polygonal configuration and connecting reinforcements 147; the connecting position of the two precast concrete formworks 11 is provided with an inner chamfer, and the outer sides of the connecting position of the two precast concrete formworks 11 can be provided with no chamfer.

Wherein the connecting bars 147 are disposed near the prefabricated wall panel 111, and the connecting bars 147 are simultaneously located in the reinforcement cage 144 and in the two adjacent accommodating spaces 112, and the reinforcement cage 144 is filled with the concrete 16. The reinforcement cage 144 may be pentagonal and symmetrical; the connection reliability of the two precast concrete formworks 11 is improved by providing the reinforcement cage 144 and the connection reinforcement 147.

In some embodiments, referring to fig. 14, the connecting member 14 includes a reinforcement cage 144 of polygonal configuration and connecting reinforcements 147; the prefabricated wall panels 111 at two outer sides of two adjacent prefabricated concrete formworks 11 are mutually butted; the connecting bars 147 are disposed adjacent to the two inner prefabricated wall panels 111, and the connecting bars 147 are simultaneously located in the reinforcement cage 144 and in the two adjacent receiving spaces 112, and the concrete 16 fills the reinforcement cage 144.

During construction, because the two outer prefabricated wall panels 111 in the two prefabricated concrete formworks 11 are mutually abutted, the formworks do not need to be arranged at the position, so that the cost for constructing the formworks can be saved, and the construction speed is accelerated.

Illustratively, the reinforcement cage 144 has a pentagonal structure and a symmetrical structure, and the connecting reinforcement 147 may be formed by bending a reinforcement into three sections.

In some embodiments, referring to fig. 15, the connecting member 14 includes a reinforcement cage 144 of polygonal configuration and connecting reinforcements 147; the inner side and the outer side of the connecting position of the two precast concrete templates 11 are not provided with chamfers; the connecting bars 147 are disposed adjacent to the prefabricated wall panel 111, and the connecting bars 147 are simultaneously located in the reinforcement cage 144 and in the adjacent two receiving spaces 112, and the concrete 16 fills the reinforcement cage 144.

The reinforcement cage 144 has a symmetrical hexagonal structure, and the connecting reinforcement 147 can be bent into two sections by one reinforcement. When concrete is poured, the two sides of the reinforcement cage 144 are provided with formworks, and the formworks can be detached after the concrete is poured.

In some embodiments, referring to fig. 16, the connecting member 14 includes a reinforcement cage 144 of polygonal configuration and connecting reinforcements 147; the prefabricated wall panels 111 at the two inner sides of the two adjacent prefabricated concrete formworks 11 are mutually butted; the connecting bars 147 are disposed adjacent to the prefabricated wall panel 111, and the connecting bars 147 are simultaneously located in the reinforcement cage 144 and in the adjacent two receiving spaces 112, and the concrete 16 fills the reinforcement cage 144.

The reinforcement cage 144 has a symmetrical quadrilateral structure, and the connecting reinforcement 147 can be bent into two sections by one reinforcement. When concrete is poured, the formwork is arranged on the outer side of the reinforcement cage 144, and the formwork can be detached after the concrete is poured. The inside of the reinforcement cage 144 is limited in the shape of the poured concrete by the two prefabricated wall panels 111.

The present embodiment provides a tower that can be used as a tower for wind power generation, comprising the tower segments of any of the above embodiments.

Referring to fig. 1, the tower of the present embodiment includes: the tower section 10 is of a multi-section regular polygon structure, and the multi-section tower section 10 is connected to a preset height from bottom to top in sequence. Illustratively, the tower segments 10 may be in a regular hexagonal configuration, a regular heptagonal configuration, a regular octagonal configuration, a regular nonagonal configuration, a regular decagonal configuration, or the like. The tower section 10 may be implemented according to any of the embodiments described above.

Thus, the cross-section of the tower segment 10 may have any one of a regular hexagonal structure, a regular heptagonal structure, a regular octagonal structure, a regular nonagonal structure, a regular decagonal structure, a regular undegonal structure, and a regular dodecagonal structure. The structure is a general shape, and the overall shape of the tower section is not affected by errors caused by the construction process or chamfers arranged at the connection positions of the two prefabricated concrete templates 11, that is, if the errors occur in the shape caused by the construction process or chamfers are arranged at the connection positions of the two prefabricated concrete templates 11, the structure can be regarded as a regular hexagon structure, a regular heptagon structure, a regular octagon structure, a regular nonagon structure, a regular decagon structure, a regular undecenon structure or a regular dodecagon structure.

Referring to fig. 2 to 5, each tower section 10 includes a plurality of prefabricated concrete formworks 11, the plurality of prefabricated concrete formworks 11 are connected in a closed manner to form a regular polygonal structure, each prefabricated concrete formwork 11 includes two prefabricated wall panels 111 arranged at intervals and a connecting member 113 connecting the two prefabricated wall panels 111, an accommodating space 112 is provided between the two prefabricated wall panels 111, the accommodating spaces 112 of the plurality of prefabricated concrete formworks 11 are communicated with each other, and all the accommodating spaces 112 are filled with concrete. After the concrete is solidified, all the prefabricated concrete templates 11 are connected into a whole, so that the stability of the tower section 10 is ensured.

The prefabricated concrete template 11 can be purchased from a building market directly, the size of the prefabricated concrete template 11 can be 3.1m multiplied by 12m, and different specifications are selected when the prefabricated concrete template is matched with different wind driven generators.

Because the raw materials of the tower drum can be directly purchased from the building market, when the tower drum section 10 is manufactured, a mould is not required to be prepared for independently opening the mould for the duct piece of the tower drum, and the investment cost is reduced; furthermore, the purchased precast concrete template 11 can be directly transported to a construction site for assembly, and the transportation cost is low.

In some embodiments, the tower further includes a plurality of prestressed steel strands disposed outside the tower sections 10, and both ends of the prestressed steel strands are respectively connected to different tower sections 10. The prestressed steel strands tension the tower sections 10 to improve the overall structural stability of the tower. The prestressed steel strands may also be arranged inside the tower segment 10 as required.

Referring to fig. 10, an epoxy resin mortar layer 20 for connecting the two tower sections 10 adjacent to each other is arranged between the two tower sections 10 adjacent to each other; the thickness of the epoxy resin mortar layer 20 is in the range of 7mm to 13mm, and may be, for example, 8mm, 9mm, 10mm, 11mm, 12mm, or the like.

The epoxy resin mortar layer 20 has a strong bonding effect, and can improve the connection reliability between two adjacent tower sections 10.

In some embodiments, the angle between the precast concrete form 11 and the horizontal plane is in the range of 87 ° to 90 °, for example: 88 °, 89 °, etc. That is, the prefabricated concrete form 11, which is at least a partial section of the tower, may be disposed in a non-vertical position, and referring to fig. 1a, the maximum transverse dimension of the bottom of the tower is greater than the maximum transverse dimension of the upper part. The upper section of the tower may also be provided with prefabricated concrete forms 11 perpendicular to the horizontal, i.e. vertically. Therefore, the tower cylinder section 10 can be divided into at least two types, the first type is an equal-diameter tower cylinder section with equal inner diameter, the second type is a variable-diameter tower cylinder section with non-equal diameter, the variable-diameter tower cylinder section has certain taper, and the equal diameter refers to the diameter of an inscribed circle or a circumscribed circle of the tower cylinder section 10.

Referring to fig. 1a, the whole tower can be divided into two parts, wherein the lower part adopts a variable-diameter tower section, and the upper part adopts an equal-diameter tower section; referring to fig. 1b, the whole tower can be divided into three parts, wherein the lower part adopts a constant diameter tower section with a larger inner diameter, the middle part adopts a variable diameter tower section with a certain taper, and the upper part adopts a constant diameter tower section with a smaller inner diameter.

Because some precast concrete templates 11 have certain inclination angle, and the top and the bottom of precast concrete template 11 are right angle, when the precast concrete template 11 that produces is placed aslant, the top has slight discrepancy, for controlling this discrepancy within 3mm, the inclination angle when the tower section of thick bamboo design can be less than 3 degrees, the precast concrete template 11 and the horizontal plane included angle scope is 87 ° -90 °. When the assembly yard is cast, the top surface of the tower segment 10 may be cast into a plane. Leveling of the bottom of the tower cylinder section 10 is completed by epoxy resin with the thickness of about 10mm, namely the tower cylinder section 10 at the upper part can be naturally flattened when being placed on the unhardened epoxy resin.

Referring to fig. 9, in some embodiments, a flexible sealing member 12 and a foaming glue 13 are sequentially disposed at the joint of the two adjacent prefabricated wall panels 111 from inside to outside. Both the flexible seal 12 and the foam 13 serve to seal against the concrete flowing out of the gap during later casting.

Illustratively, the flexible sealing member 12 is a rubber tube or a latex rod, and the flexible sealing member 12 has a certain deformation capability to better seal the joint of the two adjacent prefabricated wall panels 111, thereby improving the sealing effect.

In some embodiments, referring to fig. 6 to 8, each tower segment 10 further includes a connecting member 14, the connecting member 14 is disposed between any two adjacent prefabricated concrete formworks 11, a portion of the connecting member 14 is located in one of the accommodating spaces 112, the remaining portion of the connecting member 14 is located in the adjacent accommodating space 112, and the connecting member 14 is cast by cast concrete. The connecting members 14 can improve the connection firmness of the two precast concrete formworks 11, thereby improving the structural stability of the tower section 10.

Illustratively, the connecting members 14 are mesh bars, which are located in the middle of the two prefabricated wall panels 111 as shown in fig. 7, and can also be attached to the inner walls of the prefabricated wall panels 111 as shown in fig. 6. The number of the steel mesh sheets can be multiple, and the steel mesh sheets are respectively arranged at different positions.

In some embodiments, the rebar mesh is attached to the inner wall of the prefabricated wall panel 111, and the rebar mesh is anchored to both connected prefabricated wall panels 111. The reliability of the connection is further improved by the anchoring connection.

Illustratively, the cross-section of the rebar mesh is V-shaped. The cross section of the steel mesh can be set to be wavy, so that the contact area of the steel mesh and concrete is increased, and the connection reliability is improved.

In some embodiments, referring to fig. 8, the connection member 14 includes a plurality of steel cables 141 and a plurality of steel bar anchor rings 142, the steel bar anchor rings 142 are embedded in the inner wall of each prefabricated wall panel 111, the steel cables 141 are inserted into the corresponding steel bar anchor rings 142, and the steel cables 141 are distributed in the adjacent two prefabricated concrete formworks 11 in a staggered manner.

The steel wire rope 141 can be set to be a closed annular structure, and the two steel wire ropes 141 are staggered together, so that the connection reliability after concrete is poured can be improved.

The embodiment further provides a construction method of the tower barrel, which comprises the following steps:

s1, providing prefabricated concrete formworks 11, wherein each prefabricated concrete formwork 11 comprises two prefabricated wall boards 111 arranged at intervals and connecting pieces 113 for connecting the two prefabricated wall boards 111, and an accommodating space 112 is formed between the two prefabricated wall boards 111; sequentially hoisting a plurality of prefabricated concrete templates 11 to the assembling table to be assembled into a regular polygon structure, and enabling the accommodating spaces 112 of the plurality of prefabricated concrete templates 11 to be mutually communicated;

s2, pouring concrete into all the accommodating spaces 112, and forming the tower tube section 10 after the concrete is solidified;

s3, the prepared tower segments 10 are hoisted in sequence and connected to each other to a predetermined height.

The method utilizes a prefabricated concrete template product in the building industry, and the product is used for the construction of civil buildings (such as houses) in the building industry. In civil buildings, the connection nodes of the prefabricated concrete templates are mostly L-shaped and T-shaped, and floors are separated between each layer; the precast concrete template 11 of the method is directly transported to a construction site for assembly, the structural stability is high, the manufacturing cost of the mold is saved, and the transportation cost is also saved.

In some embodiments, referring to fig. 3, hoisting the precast concrete form 11 includes the following steps: and pouring concrete blocks 15 with lifting hooks in the prefabricated concrete templates 11, and hoisting the prefabricated concrete templates 11 to the assembly table through the lifting hooks. Specifically, the concrete block 15 with the lifting hook may be poured first, and then the concrete block 15 with the lifting hook and the prefabricated concrete template are poured into a whole when the prefabricated concrete template is manufactured, so as to ensure the pouring firmness. The concrete block 15 and the concrete 16 poured in the accommodating space 112 can be integrated, so that the lifting hook leaks outside, and the lifting operation is convenient to implement.

If the concrete block 15 is not arranged, the precast concrete template 11 can be temporarily hoisted by utilizing the truss reinforcing steel bars, then when the concrete 16 is poured into the accommodating space 112, a sleeve can be arranged in the accommodating space 112, and after the concrete 16 to be poured is solidified, the lifting hook is screwed to the pre-buried sleeve.

In some embodiments, S1 further includes disposing a connecting member 14 between two adjacent prefabricated concrete forms 11. The connection members 14 can improve the connection reliability between the adjacent precast concrete formworks 11. The embodiments of which can be practiced as described with reference to the above description.

In some embodiments, S1 further includes disposing a flexible sealing member 12 and a foam 13 at the joint of the adjacent two prefabricated wall panels 111 from inside to outside.

Both the flexible seal 12 and the foam 13 serve to seal against the concrete flowing out of the gap during later casting. S2 is performed after the flexible sealing member 12 and the foam 13 are stabilized.

In some embodiments, in S3, the two tower segments 10 adjacent to each other up and down are connected by epoxy resin mortar; the included angle between the prefabricated concrete template 11 and the horizontal plane is 87-90 degrees; the bottom of the upper tower segment 10 is leveled by epoxy mortar.

The embodiment also provides a wind power tower which comprises the tower barrel of any one of the embodiments and a wind power generation device arranged at the top of the tower barrel. The wind power tower is low in construction cost and high in stability.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A tower section is characterized by comprising a plurality of prefabricated concrete templates (11), wherein the prefabricated concrete templates (11) are connected in a closed manner to form a polygonal structure, each prefabricated concrete template (11) comprises two prefabricated wall boards (111) arranged at intervals and a connecting piece (113) for connecting the two prefabricated wall boards (111), the two prefabricated wall boards (111) are parallel to each other, a containing space (112) is formed between the two prefabricated wall boards (111), the containing spaces (112) of the prefabricated concrete templates (11) are communicated with each other, all the containing spaces (112) are filled with concrete (16), and the concrete (16) in all the containing spaces (112) are solidified and connected into a whole;

connecting members (14) are arranged between any two adjacent prefabricated concrete templates (11), the connecting members (14) are simultaneously positioned in the two adjacent accommodating spaces (112), the connecting members (14) are poured in the concrete (16), and the connecting members (14) are of symmetrical structures.

2. The tower segment of claim 1, wherein the connecting member (14) comprises a reinforcement cage (144) of polygonal configuration, the prefabricated wall panel (111) having reinforcement pieces (1114) therein, at least a portion of the structure of the reinforcement pieces (1114) extending into the reinforcement cage (144), the concrete (16) filling the reinforcement cage (144).

3. The tower segment of claim 2, wherein two of the edges of the reinforcement cage (144) overlap the reinforcement member (1114).

4. The tower segment according to claim 2, characterized in that the connecting positions of the two precast concrete formworks (11) have an inner chamfer and an outer chamfer, and two edges of the reinforcement cage (144) constitute the inner chamfer and the outer chamfer of the connecting positions of the two precast concrete formworks (11).

5. The tower segment according to claim 2, characterized in that the connection locations of the two precast concrete formworks (11) have an inner chamfer, one edge of the reinforcement cage (144) constituting the inner chamfer of the connection locations of the two precast concrete formworks (11);

the rebar pieces (1114) in adjacent prefabricated wall panels (111) are staggered with each other.

6. The tower segment of claim 1, wherein the connecting member (14) comprises a reinforcement cage (144) of polygonal configuration and connecting reinforcements (147);

the connecting position of the two precast concrete formworks (11) is provided with an inner chamfer;

the connecting steel bars (147) are arranged close to the prefabricated wall board (111), the connecting steel bars (147) are simultaneously positioned in the steel bar cage (144) and two adjacent containing spaces (112), and the concrete (16) fills the steel bar cage (144).

7. The tower segment of claim 1, wherein the connecting member (14) comprises a reinforcement cage (144) of polygonal configuration and connecting reinforcements (147);

the prefabricated wall boards (111) at two outer sides of two adjacent prefabricated concrete templates (11) are mutually butted;

the connecting steel bars (147) are arranged close to the two inner prefabricated wall boards (111), the connecting steel bars (147) are simultaneously positioned in the steel bar cage (144) and the two adjacent accommodating spaces (112), and the concrete (16) fills the steel bar cage (144).

8. The tower segment of claim 1, wherein the connecting member (14) comprises a reinforcement cage (144) of polygonal configuration and connecting reinforcements (147);

chamfers are not arranged on the inner side and the outer side of the connecting position of the two precast concrete templates (11);

9. The tower segment of claim 1, wherein the connecting member (14) comprises a reinforcement cage (144) of polygonal configuration and connecting reinforcements (147);

the prefabricated wall boards (111) at two inner sides of two adjacent prefabricated concrete templates (11) are mutually butted;

the connecting steel bars (147) are arranged close to the prefabricated wall panel (111), the connecting steel bars (147) are simultaneously positioned in the steel bar cage (144) and two adjacent containing spaces (112), and the concrete (16) fills the steel bar cage (144).

10. The tower segment of claim 1, wherein the cross-section of the tower segment has a shape of any one of a regular hexagonal structure, a regular heptagonal structure, a regular octagonal structure, a regular nonagonal structure, a regular decagonal structure, a regular undecenoic structure, and a regular dodecagonal structure.

11. A tower comprising a tower segment according to any one of claims 1-10.

12. A wind tower comprising a tower as claimed in claim 11 and a wind power plant disposed atop the tower.