CN220909901U - Prefabricated segment for tower barrel, tower barrel section and tower barrel - Google Patents

Abstract

The embodiment of the utility model provides a prefabricated pipe piece for a tower barrel, a tower barrel section and a tower barrel. Wherein, prefabricated section of jurisdiction for the tower section of thick bamboo includes the section of jurisdiction body, pre-buried board. The duct piece body is provided with a top surface and a bottom surface which are oppositely arranged along the height direction of the tower drum; the embedded plate is provided with an abutting surface abutting against the adjacent duct piece body, a part of the embedded plate is embedded in the duct piece body, which is close to the top surface and/or the bottom surface, and the abutting surface of the embedded plate can be exposed out of the duct piece body. Therefore, the prefabricated pipe piece for the tower barrel has the advantages of reducing the pipe piece cracking caused by the matching between the prefabricated pipe pieces, and further improving the overall structural stability and the cracking resistance of the tower barrel.

Description

Prefabricated segment for tower barrel, tower barrel section and tower barrel

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a prefabricated segment for a tower barrel, a tower barrel section with the prefabricated segment for the tower barrel and a tower barrel.

Background

The tower is an important supporting component in the wind generating set, and the structural stability of the tower influences the supporting stability of the wind generating set. Because transportation conditions and hoisting conditions limit, the concrete tower barrel sections adopt a pipe-separating piece prefabricated structure, and the pipe pieces are prefabricated and then are installed to form an integral tower barrel section, but because the precision between the concrete tower barrel sections is poor, the problem of dislocation easily occurs. In the related art, leveling gaskets are often required to be arranged between adjacent tower sections so as to level the concrete tower sections with dislocation. When placing leveling gasket, the recess is offered to the top surface of section of jurisdiction body, but the holding surface of a plurality of recesses is difficult to accomplish same levelness, can lead to the bonding layer thickness between the section of jurisdiction great, easily produces great compression deformation, and stress concentration is also more showing. And the duct piece is formed by pouring, so that the top part is easy to generate slurry, the top concrete quality is relatively poor, and the duct piece body is easier to crack.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems in the related art to some extent. For this purpose, an embodiment of the present utility model proposes a prefabricated segment for a tower. This prefabricated section of jurisdiction for tower section of jurisdiction has the problem that reduces the cooperation between the prefabricated section of jurisdiction and lead to the section of jurisdiction fracture.

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

The embodiment of the utility model also provides a tower.

The prefabricated duct piece for the tower barrel comprises a duct piece body and a pre-buried plate.

The duct piece body is provided with a top surface and a bottom surface which are oppositely arranged along the height direction of the tower drum; the embedded plate is provided with an abutting surface abutting against the adjacent duct piece body, a part of the embedded plate is embedded in the duct piece body, which is close to the top surface and/or the bottom surface, and the abutting surface of the embedded plate can be exposed out of the duct piece body.

According to the prefabricated duct piece for the tower barrel, the embedded plate is embedded at the at least one end of the duct piece body, when two adjacent duct piece bodies in the vertical direction of the tower barrel are in butt joint, when leveling gaskets are needed to level the adjacent tower barrel sections, grooves are not needed to be chiseled on the tower barrel sections, the grooves are polished, and only a plurality of leveling gaskets are needed to be arranged on the abutting surface of the embedded plate, after leveling, the leveling gaskets are matched with the adjacent tower barrel sections, the leveling gaskets can support the adjacent tower barrel sections, the embedded plate can improve the local stress condition of the duct piece local structure where the leveling gaskets are arranged, the influence caused by stress concentration is reduced, and further the duct piece body is effectively prevented from cracking.

Therefore, the prefabricated pipe piece for the tower barrel has the advantages of reducing the problem of pipe piece cracking caused by cooperation among the prefabricated pipe pieces, and further improving the overall structural stability and crack resistance of the tower barrel.

In some embodiments, the prefabricated segment for a tower further comprises a hanging nail, and at least a part of the hanging nail is pre-buried in the segment body.

In some embodiments, the pre-buried board is provided with an avoidance hole extending along the height direction of the tower, and the hanging nail is arranged in the avoidance hole in a penetrating manner.

In some embodiments, the pre-buried board includes connecting portion and pre-buried plate body that links to each other, pre-buried plate body is followed the relative junction surface that sets up of direction of height of a tower section of thick bamboo with the butt face, the junction surface with connecting portion connect, connecting portion pre-buried in the section of jurisdiction is originally internal, pre-buried plate body has dodge the hole.

In some embodiments, the prefabricated segment for the tower tube comprises reinforcing ribs, and the reinforcing ribs are pre-buried in the segment body near the pre-buried plate area.

In some embodiments, the pre-buried plate is a metal plate and the abutment surface is a plane.

In some embodiments, the pre-buried plate is disposed at an upper end of the segment body, and the abutment surface is flush with or lower than the top surface of the segment body, and serves as a supporting surface for placing a leveling pad.

In some embodiments, the prefabricated segment for the tower tube comprises a pre-stressing tube, the pre-stressing tube is pre-buried in the segment body along the height direction of the tower tube, and the pre-stressing tube and the pre-buried plate are distributed in a staggered manner in the circumferential direction.

In some embodiments, the pre-buried plate and the pre-stressing pipe are all a plurality of, a plurality of pre-buried plates and a plurality of the pre-stressing pipes are all spaced apart and arranged in a staggered manner along the circumference of the tower.

The tower section according to the embodiment of the present utility model may include a plurality of prefabricated segments for a tower according to any one of the above, and a plurality of segment bodies are sequentially looped in a circumferential direction of the tower to form the cylinder section.

The tower barrel of the embodiment of the utility model can comprise the leveling gaskets and a plurality of tower barrel sections, wherein the plurality of tower barrel sections are sequentially overlapped along the height direction of the tower barrel, the leveling gaskets are arranged between adjacent tower barrel sections, and the leveling gaskets are abutted with the abutting surfaces of the embedded plates.

In some embodiments, the tower according to the embodiments of the present utility model further includes a tendon, where the tendon is disposed on at least two of the segment bodies in a height direction of the tower.

In some embodiments, the tower of the present embodiments further comprises an adhesive layer bonded between two adjacent tower sections.

Drawings

Fig. 1 is a perspective view of a tower section according to a first embodiment of the present utility model.

Fig. 2 is a front view of a tower section according to a first embodiment of the present utility model.

Fig. 3 is a top view of a tower section according to a first embodiment of the present utility model.

Fig. 4 is a cross-sectional view taken along line A-A of fig. 3.

Fig. 5 is a perspective view of a tower section according to a second embodiment of the present utility model.

Fig. 6 is a front view of a tower section according to a second embodiment of the present utility model.

Fig. 7 is a top view of a tower section according to a second embodiment of the present utility model.

Fig. 8 is a cross-sectional view taken along line B-B of fig. 7.

Fig. 9 is a perspective view of a tower section according to a third embodiment of the present utility model.

Fig. 10 is a front view of a tower section according to a third embodiment of the present utility model.

Fig. 11 is a top view of a tower section according to a third embodiment of the present utility model.

Fig. 12 is a cross-sectional view of fig. 11 taken along line C-C.

Fig. 13 is a sectional view taken along line D-D of fig. 11.

Fig. 14 is a perspective view of a embedment board in accordance with an embodiment of the utility model.

Fig. 15 is a side view of an embedment board in accordance with an embodiment of the utility model.

Fig. 16 is a top view of an embedment board in accordance with an embodiment of the utility model.

Reference numerals:

A tower section 100;

a segment body 1; a top surface 11; a bottom surface 12;

a pre-buried plate 2; a connection portion 21; pre-buried plate 22; a relief hole 221;

a reinforcing rib 3;

A hanging nail 4;

a pre-stressing pipe 5; a tendon 51;

leveling shims 6.

Detailed Description

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

Hereinafter, the prefabricated segment for a tower, the tower segment 100, and the tower according to the embodiment of the present utility model will be described with reference to fig. 1 to 16.

The prefabricated duct piece for the tower barrel comprises a duct piece body 1 and an embedded plate 2.

The duct piece body 1 is provided with a top surface 11 and a bottom surface 12 which are oppositely arranged along the height direction of the tower; the embedded plate 2 is provided with an abutting surface abutting against the adjacent duct piece body 1, a part of the embedded plate 2 is embedded on the duct piece body 1 close to the top surface 11 and/or the bottom surface 12, and the abutting surface of the embedded plate 2 can be exposed out of the duct piece body 1.

According to the prefabricated duct piece for the tower barrel, the embedded plate 2 is embedded at the at least one end of the duct piece body 1, when two adjacent duct piece bodies 1 in the vertical direction of the tower barrel are in butt joint, when the leveling gasket 6 is needed to level the adjacent tower barrel sections 100, grooves are not needed to be chiseled on the tower barrel sections 100, the grooves are polished, the leveling gasket 6 is only needed to be arranged on the abutting surface of the embedded plate 2, after leveling, the leveling gasket 6 is matched with the adjacent tower barrel sections 100, the leveling gasket 6 can support the adjacent tower barrel sections 100, the embedded plate can improve the local stress condition of the duct piece local structure where the leveling gasket is arranged, the influence caused by stress concentration is reduced, and further the cracking of the duct piece body is effectively prevented.

Therefore, the prefabricated pipe piece for the tower barrel has the advantages of reducing the problem of pipe piece cracking caused by cooperation among the prefabricated pipe pieces, and further improving the overall structural stability of the tower barrel.

Alternatively, each segment body 1 in the tower segment 100 is an arc-shaped segment body 1, thereby facilitating mass production. In some embodiments, each tower segment 100 includes a plurality of segment bodies 1, the central angle of each segment body 1 is the same, and the segments 1 are butted to form a 360 ° tower segment 100. For example, the arc of the segment body 1 is 36 °, and then ten segment bodies 1 need to be spliced around to form a tower segment 100.

In other embodiments, each tower segment 100 includes a plurality of segment bodies 1, so that mass production is facilitated, each segment body 1 is identical, and the segments 1 are butted to form a polygonal tower segment 100. For example, a tower section 100 with a hexagonal structure is formed by surrounding and splicing six segment bodies 1. It will be appreciated that the surfaces of several identical segment bodies 1 may be planar or may be two or more planar surfaces with bends.

As shown in fig. 1, 5 and 9, the prefabricated segment for a tower according to the embodiment of the present utility model further includes a hanging nail 4, at least a portion of the hanging nail 4 is embedded in the segment body 1.

According to the prefabricated pipe piece for the tower, the stable acting points can be conveniently provided for hoisting the prefabricated pipe piece for the tower through the hanging nails 4, and the prefabricated pipe piece for the tower can be conveniently assembled on site according to requirements. Therefore, the prefabricated pipe piece for the tower tube improves convenience of construction.

Specifically, the hanging nail 4 extends in the up-down direction.

As shown in fig. 1, 5, 9 and 14, the pre-buried plate 2 is provided with a avoiding hole 221 extending in the height direction of the tower (for example, the vertical direction shown in fig. 2, 6 and 10), and the hanging nail 4 is inserted into the avoiding hole 221.

According to the prefabricated duct piece for the tower, the avoidance holes 221 extending along the height direction of the tower are formed in the embedded plate 2, the hanging nails 4 are arranged in the avoidance holes 221 in a penetrating mode, and the structural strength of the prefabricated duct piece area for the tower can be improved through the arrangement of the embedded plate 2. Further reducing the influence of stress concentration generated in the hoisting process in the area. Further improves the structural strength of the prefabricated pipe piece for the tower barrel and further avoids cracking of the prefabricated pipe piece.

As shown in fig. 14 to 16, the pre-buried plate 2 includes a connecting portion 21 and a pre-buried plate body 22 that are connected, the pre-buried plate body 22 has a connecting surface (for example, a lower surface shown in fig. 14) and an abutment surface (for example, an upper surface shown in fig. 14) that are disposed opposite to each other along a height direction of the tower, the connecting surface is connected to the connecting portion 21, the connecting portion 21 is pre-buried in the duct piece body 1, and the pre-buried plate body 22 has an avoidance hole 221. It will be appreciated that the connection 21 extends in the height direction of the tower.

According to the prefabricated duct piece for the tower barrel, the embedded plate 2 is divided into the connecting part 21 and the embedded plate body 22 which are connected, and the connecting part 21 is embedded in the duct piece body 1, so that the contact area between the embedded plate 2 and the duct piece body 1 is improved. Thereby, the connection stability of the pre-buried plate 2 and the duct piece body 1 can be improved.

Alternatively, the connection portion 21 may be a tubular member provided on the pre-buried plate body 22. For example, the connection portion 21 may be a bolt, an anchor rod, a reinforcing bar, or the like.

Further, the connection portion 21 may be plural. The plurality of connection parts 21 are provided on the pre-buried plate body 22 at intervals. For example, as shown in fig. 14 to 16, when the pre-buried plate body 22 is a rectangular plate, there are two connection portions 21, and the two connection portions 21 are disposed at intervals along the diagonal of the pre-buried plate body 22.

As shown in fig. 9 and 10, the prefabricated segment for the tower barrel further comprises reinforcing ribs 3, and the reinforcing ribs 3 are pre-buried in the segment body 1 near the pre-buried plate 2. In the embodiment shown in the figures, the reinforcing bars 3 are helical bars. Further, the reinforcing ribs can also adopt reinforcing rib structures such as reinforcement cages and the like.

According to the prefabricated duct piece for the tower, the reinforcing ribs 3 are arranged in the area close to the embedded plate 2, so that the structural strength of the duct piece body 1 in the area is improved. Therefore, the prefabricated pipe piece for the tower drum has the advantage of further improving the structural strength of the tower drum.

As shown in fig. 1, 5, 9 and 14, the top surface 11 is the upper end of the duct piece body 1, the embedded plate 2 is arranged at the upper end of the duct piece body 1, the height of the abutting surface is lower than the top surface 11 of the duct piece body 1, and the abutting surface and the duct piece body 1 form a leveling groove for accommodating a leveling pad. According to the prefabricated duct piece for the tower barrel, the problem of stress concentration in the abutting process is further prevented by abutting the prefabricated duct piece with the abutting surface and the leveling groove formed by the duct piece body 1 and the embedded plate 2 and the leveling gasket 6. Therefore, the prefabricated pipe piece for the tower has the advantage of further improving the structural stability of the tower.

The utility model is not limited to this, in some embodiments, the top surface 11 is the upper end of the segment body 1, the embedded plate 2 is disposed at the upper end of the segment body 1, the height of the abutting surface is flush with the top surface 11 of the segment body 1, and the abutting surface is used as a supporting surface for placing the leveling pad, so that the influence of stress concentration in the abutting process is further reduced, and the problem of cracking of the segment body 1 is prevented.

In other embodiments, the top surface 11 and the bottom surface 12 of the duct piece body 1 are both provided with the embedded plates 2, and the area close to the embedded plates 2 is provided with the reinforcing ribs 3, so that the local stress performance of the top surface 11 and the bottom surface 12 of the duct piece body 1 is further enhanced.

As shown in fig. 1, 5, 9 and 14, the prefabricated segment for a tower barrel further comprises a prestressed pipe 5 so as to form a prestressed duct penetrating through the prestressed rib 51 in the height direction of the tower barrel, the prestressed pipe 5 is pre-embedded in the segment body 1 along the height direction of the tower barrel, and the prestressed pipe 5 and the pre-embedded plate 2 are distributed in a staggered manner in the circumferential direction.

According to the prefabricated segment for the tower barrel, the prestress rib 51 is conveniently arranged on the segment body 1 in a penetrating mode through the arranged prestress tube 5, and convenience in penetrating and stretching the prestress rib in the body is improved. Meanwhile, the prestressed pipe 5 is arranged to form a grouting gap between the prestressed rib 51 and the duct piece body 1, and the grouting gap of the prestressed pipe 5 is grouted after the prestressed rib is tensioned, so that the bonding performance between the prestressed rib 51 and the duct piece body 1 is further enhanced. Therefore, the prefabricated pipe piece for the tower has the advantage of further improving the structural stability of the tower.

Alternatively, the pre-stressing tube 5 may be a pre-stressing bellows. Therefore, the contact area between the prestressed pipe 5 and the duct piece body 1 is facilitated to be increased, the installation firmness of the prestressed pipe 5 is further improved, and the bonding performance among the prestressed pipe 5, the prestressed ribs 51 and the duct piece body 1 is further enhanced.

As shown in fig. 1, 5, 9 and 14, the pre-buried plate 2 and the pre-stressing pipe 5 are provided in plurality, and the pre-buried plate 2 and the pre-stressing pipe 5 are provided in plurality at intervals and are arranged in dislocation along the circumferential direction of the tower.

According to the prefabricated pipe piece for the tower barrel, the problem of pipe piece cracking caused by cooperation among the prefabricated pipe pieces can be further reduced by arranging the plurality of embedded plates 2, and the overall structural strength of the tower barrel is further improved.

Simultaneously, through setting up a plurality of prestressing force pipes 5, can wear to establish a plurality of prestressing force muscle at tower section of thick bamboo installation, and then help promoting the structural stability of tower section of thick bamboo.

In addition, the embedded plates 2 and the prestressed pipes 5 are arranged at intervals and in a staggered manner along the circumferential direction of the tower barrel, so that the problem that the structural stability is poor due to the fact that the embedded plates 2 and the prestressed pipes 5 interfere in the thickness direction of the pipe piece body 1 and the prestressed pipes 5 are too close to the edges is avoided.

The plurality of embedded plates 2 are embedded through the die, the positions of the plurality of embedded plates are accurate, and the overall flatness is better, so that the thickness of the bonding layer can be thinner, larger compression deformation is not easy to generate, and the stress concentration is weaker.

The embedded plate 2 is a metal plate, and the abutting surface is a plane. Therefore, the embedded plate 2 made of metal has the advantages of high structural strength and good stability.

The tower segment 100 according to the embodiment of the present utility model includes a plurality of prefabricated segments for a tower according to any one of the above, and a plurality of segment bodies 1 are sequentially looped in the circumferential direction of the tower to form a cylindrical segment.

Therefore, the tower section 100 according to the embodiment of the present utility model has the advantage of reducing the problem of stress concentration caused by the fit between prefabricated segments, thereby improving the overall structural strength of the tower.

Alternatively, as shown in fig. 5 and 10, some tower sections 100 are straight cylindrical, that is, the tower sections 100 have the same cross-sectional dimensions in the up-down direction. As shown in fig. 1-4, but there are also tower sections 100 that are tapered, tapering upwardly in cross-sectional area of the tower section 100.

The tower barrel of the embodiment of the utility model comprises the leveling gaskets 6 and a plurality of tower barrel sections 100, wherein the plurality of tower barrel sections 100 are sequentially stacked along the height direction of the tower barrel, the leveling gaskets 6 are arranged between adjacent tower barrel sections 100 in a cushioning manner, and the leveling gaskets 6 are abutted with the abutting surfaces of the embedded plates 2.

Therefore, the tower barrel provided by the embodiment of the utility model has the advantages of improving the local stress condition of the local structure of the duct piece where the leveling gasket is placed, reducing the influence caused by stress concentration and further effectively preventing the duct piece body from cracking.

Optionally, in each two adjacent tower sections 100, a plurality of leveling shims 6 are provided at the top of the tower section 100 below, and the plurality of leveling shims 6 are spaced apart around the circumference of the tower section 100. Therefore, through the plurality of leveling gaskets 6, after the abutting surfaces of the plurality of leveling gaskets 6 are adjusted to the same horizontal height, the upper tower section 100 is hoisted to the top of the lower tower section 100, the bottom of the upper tower section 100 can be directly supported on the abutting surfaces of the plurality of leveling gaskets 6, and the leveling gaskets 6 are used for supporting the lower position so as to achieve the purpose of leveling.

Further, the leveling pad 6 may be a steel sheet. Thereby ensuring that the leveling shims 6 will not over compress to damage the flatness of the plurality of leveling shims 6 when the upper tower section is placed on the plurality of leveling shims 6.

Optionally, the tower section of thick bamboo is a plurality of and along upper and lower direction connection in proper order, and the section of jurisdiction body 1 seam on two adjacent tower section of thick bamboo sections staggers and sets up.

The tower barrel of the embodiment of the utility model further comprises a prestressed rib 51, and the prestressed rib 51 is penetrated on at least two duct piece bodies 1 along the height direction of the tower barrel.

Optionally, each tower section is provided with a prestressed pipe 5, the tower further comprises a prestressed pipe 5, and prestressed channels passing through the same prestressed rib 51 on each tower section are communicated in the vertical direction and are positioned on the same vertical line. The tension of the prestressing tendons 51 connects the tower sections into a whole, thereby improving the overall tensile, earthquake and deformation resistance of the tower.

The tower of the present embodiment also includes an adhesive layer (not shown) that adheres between two adjacent tower sections.

The tower barrel provided by the embodiment of the utility model further comprises the bonding layer, and the bonding layer is arranged between the two adjacent tower barrel sections, so that the horizontal joints of the two adjacent tower barrel sections can be blocked, and the overall strength, quality and sealing performance of the tower barrel are further improved.

Alternatively, the adhesive layer may be an epoxy resin.

In the construction process, after a plurality of leveling gaskets 6 are arranged at the top of the tower section positioned below, epoxy resin is spread at the top of the tower section positioned below, and the tower section positioned above is piled on the leveling gaskets 6 after being spread, so that the epoxy resin can be well bonded with the tower sections on the upper side and the lower side. After the epoxy resin is dried and hardened to form a bonding layer, two adjacent tower sections can be well connected into a whole. Wherein, when spreading the bonding layer, the epoxy resin is ensured not to be bonded on the upper surfaces of the leveling gaskets 6, so that the planeness of a plurality of leveling gaskets 6 is prevented from being influenced.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

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

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed 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, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. Prefabricated section of jurisdiction for a tower section of thick bamboo, characterized by includes:

The duct piece body is provided with a top surface and a bottom surface which are oppositely arranged along the height direction of the tower drum;

The embedded plate is provided with an abutting surface abutting against the adjacent duct piece body, a part of the embedded plate is embedded in the duct piece body, which is close to the top surface and/or the bottom surface, and the abutting surface of the embedded plate can be exposed out of the duct piece body.

2. The prefabricated segment for a tower according to claim 1, further comprising a peg, at least a portion of which is pre-embedded within the segment body.

3. The prefabricated segment for the tower according to claim 2, wherein the pre-buried plate is provided with an avoidance hole extending along the height direction of the tower, and the hanging nail is arranged in the avoidance hole in a penetrating manner.

4. A prefabricated segment for a tower according to claim 3, wherein the pre-buried plate comprises a connecting portion and a pre-buried plate body which are connected, the pre-buried plate body is provided with a connecting surface and an abutting surface which are oppositely arranged along the height direction of the tower, the connecting surface is connected with the connecting portion, the connecting portion is pre-buried in the segment body, and the pre-buried plate body is provided with the avoiding hole.

5. The prefabricated segment for a tower according to claim 1, further comprising reinforcing ribs, wherein the reinforcing ribs are pre-buried in the segment body near the pre-buried plate area;

And/or the embedded plate is a metal plate, and the abutting surface is a plane;

And/or the embedded plate is arranged at the upper end of the duct piece body, the height of the abutting surface is flush with the top surface of the duct piece body or is lower than the height of the top surface, and the abutting surface is used as a supporting surface for placing the leveling gasket.

6. The prefabricated segment for a tower drum according to claim 1, further comprising a pre-stressing pipe, wherein the pre-stressing pipe is pre-stressed in the segment body along the height direction of the tower drum, and the pre-stressing pipe and the pre-embedding plate are arranged in a staggered manner in the circumferential direction.

7. The prefabricated segment for a tower according to claim 6, wherein the pre-buried plates and the pre-stressing pipes are provided in a plurality, and the pre-buried plates and the pre-stressing pipes are provided at intervals and are arranged in a staggered manner along the circumferential direction of the tower.

8. A tower segment comprising a plurality of prefabricated segments for a tower according to any one of claims 1 to 7, wherein a plurality of said segment bodies are sequentially looped in the circumferential direction of said tower to form a barrel segment.

9. A tower section of thick bamboo, its characterized in that includes leveling gasket and a plurality of tower section of thick bamboo section according to claim 8, a plurality of tower section of thick bamboo is followed the direction of height of tower section of thick bamboo is overlapped in proper order, leveling gasket pad is established between adjacent tower section of thick bamboo section, just leveling gasket with the butt face butt of pre-buried board.

10. The tower according to claim 9, wherein,

The pipe piece also comprises prestress ribs, wherein the prestress ribs penetrate through at least two pipe piece bodies along the height direction of the tower barrel; and/or, further comprising an adhesive layer adhered between two adjacent tower sections.