CN115990936A - Shell ring and tower body - Google Patents

Abstract

The invention provides a cylindrical shell section and a tower body, wherein the cylindrical shell section comprises a plurality of precast concrete templates, the precast concrete templates are closed and connected to form a regular polygon structure, each precast concrete template comprises two precast wallboards which are arranged at intervals and a connecting piece for connecting the two precast wallboards, an accommodating space is arranged between the two precast wallboards, and concrete in all the accommodating spaces is solidified and connected into a whole; each shell ring further comprises a connecting component, the connecting component is arranged between any two adjacent precast concrete templates, the connecting components are simultaneously located in two adjacent containing spaces, and the connecting components are poured in the concrete. According to the shell ring, the prefabricated concrete template product is utilized to fully combine the prefabricated concrete outer skin and the cast-in-place concrete, so that the continuity of each shell ring in stress is ensured, and the shell ring structure is safer and more reliable.

Description

Shell ring and tower body

Technical Field

The invention relates to the technical field of tower construction, in particular to a shell ring and a tower.

Background

The concrete towers of the existing wind driven generators in the market are all precast concrete towers, and in order to ensure the productivity, the construction process needs to invest and build a large number of precast member production factories and molds necessary for member production, and has huge cost and needs a large amount of manpower.

The fully precast concrete tower body often cannot be changed at will in view of the cost of the mould, since each change implies investment in the mould.

The bottom diameter of the full precast concrete high tower body is generally larger, and in consideration of the feasibility of transportation, the pipe joints at the bottom of the tower body are formed by splicing two to three precast segments. The design of the splicing nodes causes discontinuous stress at the vertical splicing joint of the duct piece, and only a simple connecting structure can increase the resistance.

Disclosure of Invention

The present invention has been made based on the findings and knowledge of the inventors regarding the following facts and problems: the invention uses the prefabricated reinforced concrete semi-finished product of the prefabricated concrete template to replace a prefabricated part production factory and a mould, applies the semi-finished product to the wind power tower industry for the first time, and saves the investment of the factory and the mould.

The present invention aims to solve at least one of the technical problems in the related art to some extent. Therefore, the embodiment of the invention provides a cylindrical shell section, which comprises a plurality of precast concrete templates, wherein the precast concrete templates are closed and connected to form a polygonal structure, each precast concrete template comprises two precast wallboards which are arranged at intervals and a connecting piece for connecting the precast wallboards, an accommodating space is arranged between the precast wallboards, the accommodating spaces of the precast concrete templates are communicated with each other, concrete is filled in all the accommodating spaces, and the concrete in all the accommodating spaces is solidified and connected into a whole;

each shell ring further comprises a connecting member, the connecting members are arranged between any two adjacent prefabricated concrete templates, the connecting members are simultaneously located in the two adjacent containing spaces and distributed along the height direction of the prefabricated concrete templates, and the connecting members are poured in the concrete.

The shell of the shell section is flexible and changeable, the shell section utilizes the prefabricated concrete template products to fully combine the prefabricated wall boards with the cast-in-place concrete, the formed shell section is a whole, the continuity of the shell section in stress is ensured, the shell section structure is safer and more reliable, and the connection reliability of two prefabricated concrete templates is improved by arranging the connecting component between two adjacent prefabricated concrete templates.

Optionally, the connection member includes at least one reinforcing mesh, the reinforcing mesh is located on both sides in the middle of the prefabricated wallboard, or the reinforcing mesh is attached to the inner wall of the prefabricated wallboard.

Optionally, the reinforcing mesh is attached to the inner wall of the prefabricated wallboard, and the reinforcing mesh is connected with the two connected prefabricated wallboards in an anchoring manner.

Optionally, the cross section of the reinforcing mesh is V-shaped.

Optionally, the connecting elements include a plurality of wire ropes and a plurality of reinforcing bar anchor ring, every prefabricated wallboard's inner wall all pre-buried have the reinforcing bar anchor ring, wire rope wears to locate in the reinforcing bar anchor ring that corresponds, wire rope is adjacent two the crisscross distribution in the prefabricated concrete template.

Optionally, the steel wire ropes are closed rope rings, vertical steel bars are inserted into the steel wire ropes in staggered distribution, and the vertical steel bars extend along the height direction of the precast concrete templates.

Optionally, the connecting member comprises a polygonal reinforcement cage and connecting reinforcements, the reinforcement cage extends from top to bottom along the side end of the precast concrete template, and the connecting reinforcements are simultaneously penetrated in the reinforcement cage and two adjacent accommodating spaces; and the reinforcement cage is filled with the concrete.

Optionally, the connecting component further comprises a superimposed sheet, two side ends of the superimposed sheet respectively abut against side ends of two adjacent prefabricated wallboards near the center of the shell ring, and two sides of the reinforcement cage are respectively close to side ends of two adjacent prefabricated concrete templates.

Optionally, one side of the reinforcement cage and one side of the connecting reinforcement are both close to the superimposed sheet.

Optionally, two sides of the reinforcement cage are respectively close to the side ends of two adjacent prefabricated concrete templates, and the sides of the reinforcement cage are not overlapped with the sides of the connecting reinforcement.

Optionally, the cross section of the shell ring is any one of a regular hexagonal structure, a regular heptagon structure, a regular octagon structure, a regular nonagon structure, a regular decagon structure, a regular undecaper structure and a regular dodecagon structure.

The invention further provides a tower body comprising the shell ring.

Additional aspects and advantages of the invention 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 invention.

Drawings

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

FIG. 2 is a top view of a shell ring of an embodiment of the present invention, without concreting;

fig. 3 is a top view of a shell ring of an embodiment of the present invention with concrete blocks disposed therein;

FIG. 4 is a top view of a shell ring of an embodiment of the present invention with concrete poured therein;

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

FIGS. 6-8 are schematic structural views of two precast concrete form attachment locations according to various embodiments of the present invention;

FIG. 9 is a schematic view of the structure of a connection location of two precast concrete form panels according to an embodiment of the present invention, in which a connection member is hidden;

FIG. 10 is a schematic illustration of upper and lower shell ring attachment locations according to an embodiment of the present invention;

fig. 11 and 12 are schematic views of the connection positions of two precast concrete templates according to an embodiment of the present invention.

Reference numerals:

10-cylinder sections; 11-prefabricating a concrete template; 111-prefabricating wallboard; 112-accommodation space; 113-a connector; 12-a flexible seal; 13-foaming glue; 14-a connecting member; 141-a steel wire rope; 142-steel bar anchor ring; 143-vertical steel bars; 144-reinforcement cage; 145-superimposed sheet; 146-reinforcing steel bar meshes; 147-connecting 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 by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

The cylindrical shell section can be used for building a tower body, and the plurality of cylindrical shell sections can be sequentially installed from bottom to top to form the tower body.

Referring to fig. 2-4, the present embodiment provides a shell ring, which includes a plurality of precast concrete templates 11, wherein the precast concrete templates 11 are closed and connected to form a polygonal structure, each precast concrete template 11 includes two prefabricated wall panels 111 arranged at intervals and a connecting piece 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 precast concrete templates 11 are mutually communicated, concrete 16 is filled in all the accommodating spaces 112, and the concrete 16 in all the accommodating spaces 112 is solidified and connected into a whole; each shell ring 10 further includes a connecting member 14, and the connecting members 14 are disposed between any two adjacent precast concrete templates 11, and the connecting members 14 are located in two adjacent receiving spaces 112 at the same time and distributed along the height direction of the precast concrete templates 11, that is, the connecting members 14 are disposed in the receiving spaces 112 so as to form a sufficient connection to the two adjacent precast concrete templates 11 in each of the upper and lower sections as much as possible. Illustratively, the overall height of the connecting members 14 may be equal to the precast concrete form 11 or slightly less than the height of the precast concrete form 11; if the connecting member 14 is made up of a plurality of sub-components, the spacing between the uppermost and lowermost sub-components may be equal to or slightly less than the height of the precast concrete form 11.

Further, the connection member 14 is poured into the concrete 16, and the concrete 16 fixes the connection member 14 therein, ensuring the reliability of the connection.

The prefabricated wall panel 111 is a reinforced concrete structure, and the polygonal structure formed by closing and connecting the plurality of prefabricated concrete templates 11 may be a regular polygon structure, for example, a regular hexagon, a regular heptagon, a regular octagon, a regular nonagon, a regular decagon, etc.

The external shape of the cylinder section can be changed by changing the number of the precast concrete templates 11, the mould is not required to be designed for each cylinder section, connection can be realized only by splicing, and the whole structure is more stable after the concrete 16 is poured. Fully combining the prefabricated wall plate 111 with the cast-in-place concrete 16 (in an assembly field), forming a cylindrical shell section into a whole, ensuring the continuity of the cylindrical shell section in stress, and ensuring the cylindrical shell section structure to be safer and more reliable.

In some embodiments, at least two precast concrete forms 11 are disposed parallel to each other. The connecting member 14 includes at least one reinforcing mesh 146, as shown in fig. 7, the reinforcing mesh 146 is located in the middle of the two-sided prefabricated wall panel 111, and as shown in fig. 6, the reinforcing mesh 146 may be attached to the inner wall of the prefabricated wall panel 111. The number of the reinforcing mesh sheets 146 may be plural and disposed at different positions.

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

Illustratively, the cross-section of the reinforcing mesh 146 is V-shaped. The cross section of the reinforcing mesh 146 may also be provided in a wave shape to increase the contact area with the concrete 16, thereby improving the reliability of the connection.

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

The wire ropes 141 may be provided in a closed loop structure, and the two wire ropes 141 are staggered together, so that the connection reliability after the concrete 16 is poured can be increased.

As shown in fig. 8, the steel wire ropes 141 are closed rope rings, and vertical steel bars 143 are inserted into the steel wire ropes 141 distributed in a staggered manner, and the vertical steel bars 143 extend along the height direction of the precast concrete form 11. The vertical steel bars 143 can ensure that the steel wire ropes 141 are always staggered, so that the flowing concrete is prevented from disturbing the arranged steel wire ropes 141 when the concrete is poured.

In some embodiments, referring to fig. 11-12, the connecting member 14 includes a polygonal reinforcement cage 144 and connecting reinforcement 147, the reinforcement cage 144 extending from top to bottom along the side ends of the precast concrete form 11, the connecting reinforcement 147 being simultaneously disposed in the reinforcement cage 144 and the adjacent two receiving spaces 112; reinforcement cage 144 is filled with concrete 16. The reinforcement cage 144 can play a role in connection, so that the adjacent two prefabricated concrete templates 11 are more firmly connected, the connection reinforcement 147 plays a role in further connection, and the connection reinforcement 147 can be fixedly connected with the reinforcement cage 144.

When the concrete 16 is poured, templates can be arranged on two sides of the reinforcement cage 144, and the templates are removed after the concrete 16 to be poured is solidified. The removed form may be reused.

As shown in fig. 11-12, the cross section of the connecting reinforcement 147 is three straight lines, and the reinforcement cage 144 has a hexagonal structure.

In some embodiments, as shown in fig. 11, the connecting member 14 further includes a laminated plate 145, two side ends of the laminated plate 145 respectively abut against side ends of two adjacent prefabricated wall panels 111 near the center of the shell ring, and two sides of the reinforcement cage 144 are respectively disposed near the side ends of two adjacent prefabricated concrete templates 11. Superimposed sheet 145 may be made of the same material as prefabricated wall panel 111, both of which may be reinforced concrete structures, and after placement of superimposed sheet 145, no form may be required on that side for placement of concrete 16. After concrete 16 sets, composite sheet 145 and concrete 16 are joined together without removal.

In some embodiments, as shown in FIG. 11, one of the edges of reinforcement cage 144 and one of the edges of connecting reinforcement 147 are each adjacent to superimposed sheet 145. In fig. 11, the lower side of reinforcement cage 144 and the middle side of connecting reinforcement 147 are adjacent to superimposed sheet 145.

In some embodiments, as shown in fig. 12, two sides of the reinforcement cage 144 are respectively disposed near the side ends of two adjacent precast concrete templates 11, and none of the sides of the reinforcement cage 144 coincides with the side of the connecting reinforcement 147. And neither side of reinforcement cage 144 is provided with superimposed sheet 145, and both sides are provided with forms when concrete 16 is poured.

The present embodiment provides a tower body that can be used as a tower body for wind power generation.

Referring to fig. 1a and 1b, the tower of the present embodiment includes: the multi-section regular polygon structure cylinder section 10, the multi-section cylinder section 10 is connected to a predetermined height from bottom to top in sequence. Illustratively, the shell ring 10 can be a regular hexagonal structure, a regular heptagonal structure, a regular octagonal structure, a regular nonagonal structure, a regular decagonal structure, a regular undecapeal structure, a regular dodecagonal structure, and the like. Wherein the shell ring 10 can be implemented with reference to any of the embodiments described above.

Thus, the cross section of the shell ring is 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 undecapeal structure and a regular dodecagonal structure. The above-described structure is a general shape, and the determination of the overall shape of the shell ring is not affected by errors caused by the construction process or by the chamfer provided at the connection position of the two precast concrete templates 11, that is, if errors occur in shape due to the construction process or if the chamfer is provided at the connection position of the two precast concrete templates 11, the structure is also considered as a regular hexagon structure, a regular heptagon structure, a regular octagon structure, a regular nonagon structure, a regular decagon structure, a regular undecon-side structure, or a regular dodecagon structure according to the present embodiment.

Referring to fig. 2-5, each shell section 10 includes a plurality of precast concrete templates 11, the precast concrete templates 11 are closed and connected to form a regular polygon structure, each precast concrete template 11 includes two prefabricated wall panels 111 arranged at intervals and connecting pieces 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 precast concrete templates 11 are mutually communicated, 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 internally, so that the stability of the cylinder section 10 is ensured.

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

Because the raw materials of the tower body can be directly purchased from the building market, when the cylindrical shell 10 is manufactured, a mold does not need to be prepared for independently opening the mold of the pipe piece of the tower body, so that the investment cost is reduced; further, the purchased precast concrete templates 11 can be directly transported to a construction site for field assembly, and the transportation cost is low.

In some embodiments, the tower body further includes a plurality of prestressed steel strands disposed outside the shell ring 10, and two ends of each prestressed steel strand are respectively connected to different shell rings 10. The prestressed steel strands tighten the sections 10 to improve the overall structural stability of the tower. The prestressed steel strands can also be arranged on the inner side of the shell ring 10 according to requirements.

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

The epoxy resin mortar layer 20 has a strong bonding effect, and can improve the connection reliability between the upper section and the lower section of cylinder sections 10.

In some embodiments, precast concrete form 11 may have an included angle with the horizontal ranging from 87 ° to 90 °, for example: 88 °, 89 °, etc. That is, the prefabricated concrete forms 11 of at least a partial section of the tower can be arranged to be placed non-vertically, with reference to fig. 1a, the maximum transverse dimension of the bottom of the tower being greater than the maximum transverse dimension of the upper portion. The upper section of the tower may also be provided with precast concrete form 11 perpendicular to the horizontal plane, i.e. vertically. The cylinder section 10 can be divided into at least two types, the first is an equal diameter cylinder section with equal diameter, the second is a variable diameter cylinder section with unequal diameter, and the variable diameter cylinder section has a certain taper, wherein the equal diameter refers to the inscribed circle diameter or the circumscribed circle diameter of the cylinder section 10.

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

Because part of the precast concrete templates 11 have a certain inclination angle, and the top and the bottom of the precast concrete templates 11 are both right angles, when the produced precast concrete templates 11 are obliquely placed, the top has a slight height difference, the inclination angle during tower body design can be smaller than 3 degrees in order to control the height difference within 3mm, and the included angle between the precast concrete templates 11 and the horizontal plane ranges from 87 degrees to 90 degrees. When pouring is carried out in an assembly field, the top surface of the cylinder section 10 can be poured into a plane. The leveling of the bottom of the shell ring 10 is accomplished by epoxy resin of about 10mm thickness, i.e. the upper shell ring 10 can be naturally flattened when placed on the unhardened epoxy resin.

Referring to fig. 9, in some embodiments, the joints of the two adjacent prefabricated wall panels 111 are sequentially provided with a flexible sealing member 12 and a foaming adhesive 13 from inside to outside. The flexible seal 12 and the foam 13 are used for sealing to avoid concrete flowing out of the gap during the 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 deformability, so that sealing is better realized at the joint of the two adjacent prefabricated wall panels 111, and the sealing effect is improved.

In some embodiments, referring to fig. 6-8, each shell section 10 further includes a connecting member 14, wherein the connecting member 14 is disposed between any adjacent two precast concrete forms 11, a portion of the connecting member 14 is disposed in one of the receiving spaces 112, and the remaining portion of the connecting member 14 is disposed in the adjacent receiving space 112, and the poured concrete pours the connecting member 14 therein. The connecting member 14 can improve the connection firmness of the two precast concrete templates 11, thereby improving the structural stability of the shell ring 10.

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

s1, providing prefabricated concrete templates 11, wherein each prefabricated concrete template 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 precast concrete templates 11 to an assembling table to splice into a regular polygon structure, and communicating the accommodating spaces 112 of the precast concrete templates 11 with each other;

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

and S3, sequentially hoisting the prepared cylinder sections 10 and connecting the prepared cylinder sections to a preset height.

The method utilizes prefabricated concrete template products in the building industry, and the products are used for the construction of civil buildings (such as houses) in the building industry. In civil buildings, the connecting nodes of the precast concrete templates are mostly L-shaped and T-shaped, and floor slabs are separated from each other; the prefabricated concrete form 11 of the method is directly transported to a construction site for assembly, so that the structural stability is high, the manufacturing cost of a mould is saved, and the transportation cost is also saved.

In some embodiments, referring to fig. 3, lifting precast concrete form 11 comprises the steps of: and pouring a concrete block 15 with a lifting hook in the precast concrete form 11, and lifting the precast concrete form 11 to the splicing table through the lifting hook. Specifically, the concrete block 15 with the lifting hook can be poured firstly, 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 that the pouring firmness is ensured. The concrete block 15 and the concrete 16 poured in the accommodating space 112 can be fused together to allow the hooks to leak out so as to facilitate the lifting operation.

If the concrete block 15 is not arranged, the prefabricated concrete template 11 can also be temporarily hoisted by truss steel bars, and when the concrete 16 is poured into the accommodating space 112, a sleeve can be arranged in the accommodating space 112, and after the poured concrete 16 is solidified, the lifting hook is screwed on the embedded sleeve.

In some embodiments, S1 further comprises disposing a connecting member 14 between two adjacent precast concrete forms 11. The connection members 14 can improve connection reliability between the adjacent precast concrete templates 11. The embodiments of which can be implemented with reference to the description above.

In some embodiments, S1 further comprises disposing a flexible seal 12 and a foam adhesive 13 sequentially from inside to outside at the seam of adjacent two-sided prefabricated wall panels 111.

The flexible seal 12 and the foam 13 are used for sealing to avoid concrete flowing out of the gap during the later casting. And S2, after the flexible sealing element 12 and the foaming adhesive 13 are stabilized, implementing.

In some embodiments, in S3, two sections of cylinder sections 10 adjacent to each other up and down are connected by epoxy resin mortar; the included angle between the precast concrete form 11 and the horizontal plane is 87-90 degrees; the bottom of the cylinder section 10 located on the upper side is leveled by epoxy mortar.

In the description of the present invention, 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 invention 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 invention.

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 invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present invention, 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 invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present invention, 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 invention. 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 invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, 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 invention.

Claims (11)

1. The cylinder section is characterized by comprising a plurality of precast concrete templates (11), wherein the precast concrete templates (11) are connected in a closed mode to form a polygonal structure, each precast concrete template (11) comprises two precast wallboards (111) which are arranged at intervals and a connecting piece (113) for connecting the precast wallboards (111) on two sides, an accommodating space (112) is formed between the precast wallboards (111) on two sides, the accommodating spaces (112) of the precast concrete templates (11) are communicated with each other, concrete (16) is filled in all the accommodating spaces (112), and the concrete (16) in all the accommodating spaces (112) are solidified and connected into a whole;

connecting members (14) are arranged between any two adjacent precast concrete templates (11), the connecting members (14) are simultaneously positioned in the two adjacent accommodating spaces (112) and distributed along the height direction of the precast concrete templates (11), and the connecting members (14) are poured in the concrete (16).

2. The shell ring according to claim 1, wherein the connecting member (14) comprises a polygonal reinforcement cage (144) and connecting reinforcement bars (147), the reinforcement cage (144) extends from top to bottom along the side ends of the precast concrete form (11), and the connecting reinforcement bars (147) are simultaneously penetrated in the reinforcement cage (144) and the adjacent two accommodating spaces (112); the reinforcement cage (144) is filled with the concrete (16).

3. The shell ring according to claim 2, wherein the connecting member (14) further comprises a superimposed sheet (145), both side ends of the superimposed sheet (145) respectively abut against side ends of two adjacent prefabricated wall panels (111) near the center of the shell ring, and two sides of the reinforcement cage (144) are respectively disposed near side ends of two adjacent prefabricated concrete templates (11).

4. A shell ring according to claim 3, wherein one of the edges of the reinforcement cage (144) and one of the edges of the connecting bars (147) are both adjacent to the superimposed sheet (145).

5. The shell ring according to claim 4, wherein two sides of the reinforcement cage (144) are respectively arranged near the side ends of two adjacent precast concrete templates (11), and the sides of the reinforcement cage (144) are not overlapped with the sides of the connecting reinforcement (147).

6. The shell section according to any one of claims 1 to 5, wherein the connecting member (14) comprises at least one reinforcing mesh (146), the reinforcing mesh (146) being located in the middle of the prefabricated wall panel (111) on both sides, or the reinforcing mesh (146) being attached to the inner wall of the prefabricated wall panel (111).

7. The shell ring according to claim 6, characterized in that the reinforcement mesh (146) is attached to the inner wall of the prefabricated wall panel (111), and the reinforcement mesh (146) is in anchored connection with both the prefabricated wall panels (111) connected.

8. The shell ring according to claim 1, wherein the connecting member (14) comprises a plurality of steel wire ropes (141) and a plurality of steel bar anchor rings (142), the steel bar anchor rings (142) are pre-buried in the inner wall of each prefabricated wallboard (111), the steel wire ropes (141) are arranged in the corresponding steel bar anchor rings (142) in a penetrating manner, and the steel wire ropes (141) are distributed in two adjacent prefabricated concrete templates (11) in a staggered manner.

9. The shell ring according to claim 8, wherein the steel wire ropes (141) are closed rope rings, vertical steel bars (143) are inserted in the steel wire ropes (141) which are distributed in a staggered manner, and the vertical steel bars (143) extend along the height direction of the precast concrete form (11).

10. The tower section according to claim 1, wherein the cross-section of the shell section (10) 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 undecapeal structure, a regular dodecagonal structure.

11. A tower comprising a shell ring according to any one of claims 1 to 10.

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