CN218844491U

CN218844491U - External prestress structure for wind power tower

Info

Publication number: CN218844491U
Application number: CN202222927106.9U
Authority: CN
Inventors: 张振洲
Original assignee: Jiangxi Biaozheng Technology Engineering Co ltd
Current assignee: Jiangxi Biaozheng Technology Engineering Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-04-11
Anticipated expiration: 2032-11-03

Abstract

The utility model discloses an external prestressing force structure for wind power tower in the technical field of wind power tower, which comprises a bottom tower cylinder, a middle tower cylinder and a top tower cylinder, wherein an intermediate transition ring is arranged between the adjacent two towers, the inner wall at the top end of the bottom tower cylinder, the inner wall at the bottom end of the top tower cylinder and the inner walls at the two ends of the middle tower cylinder are fixedly connected with internal stress plates, the two sides of the intermediate transition ring are fixedly connected with connecting insertion pieces, the internal stress plates are all positioned between the connecting insertion pieces, and reinforcing bolts are fixedly penetrated between the two connecting insertion pieces; the utility model discloses on the basis that does not influence tower section of thick bamboo structural strength, can effectively reduce phenomenons such as pylon deformation fracture, and the external formula is connected, and comparatively easy to operate makes things convenient for the staff to inspect and maintain.

Description

External prestress structure for wind power tower

Technical Field

The utility model relates to a wind-powered electricity generation pylon technical field specifically is an external prestressing force structure for wind-powered electricity generation pylon.

Background

The wind power tower is an important component of wind power generation equipment, and with the continuous increase of the power of a wind generating set, higher requirements are put forward on the height and the strength of the wind power tower. Meanwhile, the application of the prestressed concrete wind power tower with low cost and convenient installation is limited due to large volume and heavy weight, and although the in-vivo prestressed stud connection type concrete wind power tower is convenient to hoist and transport and low in cost, the connection of all parts is inconvenient for operation and construction, and the reliability of the split assembly type wind power tower is influenced.

Based on this, the utility model designs an external prestressing force structure for wind-powered electricity generation pylon to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an external prestressed structure for wind-powered electricity generation pylon to solve the internal prestressed concrete wind-powered electricity generation pylon connection that proposes in the above-mentioned background art and be not convenient for the operation construction, influence the problem of components of a whole that can function independently assembled wind-powered electricity generation pylon's reliability moreover.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an external prestressing force structure for wind power tower, includes bottom tower section of thick bamboo, middle part tower section of thick bamboo and top tower section of thick bamboo, and is equipped with middle transition ring between the adjacent two, the equal fixedly connected with inside stress board of both ends inner wall of bottom tower section of thick bamboo top inner wall, top tower section of thick bamboo bottom inner wall and middle part tower section of thick bamboo, the equal fixedly connected with in middle transition ring both sides connects the inserted sheet, inside stress board all is located and connects between the inserted sheet and runs through between the two and be fixed with reinforcing bolt.

Preferably, the middle tower barrel at least comprises two sections, and the bottom tower barrel is fixedly connected to a concrete foundation of the wind power tower.

Preferably, reinforcing grooves are formed in the top end of the bottom tower cylinder, the bottom end of the top tower cylinder and two ends of the middle tower cylinder, reinforcing rings are fixedly connected to two sides of the middle transition ring, and the reinforcing rings are located in the middle of the reinforcing grooves.

Preferably, the circumferential surface of the reinforcing ring is uniformly provided with a plurality of fusion through holes, and filling holes are formed in the internal stress plate.

Preferably, the intermediate transition ring is a metal ring, and the internal stress plate and the tower barrel corresponding to the internal stress plate are of an integrated structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be equipped with the internal stress board in each tower section of thick bamboo inboard, and when each tower section of thick bamboo installation butt joint, transition ring in the middle of the installation between two adjacent tower sections, make the internal stress board be located between the connection inserted sheet, through strengthening fixed internal stress board of bolted connection and connection inserted sheet after the butt joint is good, thereby strengthen the connection in the butt joint department to a tower section of thick bamboo, do not punch on a tower section of thick bamboo, etc., on the basis that does not influence tower section of thick bamboo structural strength, can effectively reduce phenomenons such as pylon deformation fracture, and the external formula is connected, easy operation comparatively, in the use, inside connection inserted sheet and internal stress board all make things convenient for the staff to inspect and maintain.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a side view half-section structure of the present invention;

FIG. 2 is an enlarged schematic view of part A of the present invention;

fig. 3 is the utility model discloses the structure schematic diagram is put to depression half-section part.

In the drawings, the reference numbers indicate the following list of parts:

1. a bottom tower; 2. a middle tower drum; 3. a top tower; 4. an intermediate transition ring; 5. an internal stress plate; 6. connecting the inserting pieces; 7. reinforcing the bolt; 8. a reinforcing groove; 9. a reinforcement ring; 10. a fusion through hole; 11. and (6) filling the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides an external prestressing force structure for wind power tower, including bottom tower section of thick bamboo 1, middle part tower section of thick bamboo 2 and top tower section of thick bamboo 3, and be equipped with middle transition ring 4 between the adjacent two, the equal fixedly connected with inside stress board 5 of 1 top inner wall of bottom tower section of thick bamboo, 3 bottom inner walls of top tower section of thick bamboo and the both ends inner wall of middle part tower section of thick bamboo 2, the equal fixedly connected with in middle transition ring 4 both sides connects inserted sheet 6, inside stress board 5 all is located and connects between the inserted sheet 6 and runs through between the two and be fixed with reinforcing bolt 7.

The utility model discloses a be equipped with inside stress board 5 in each tower section of thick bamboo inboard, and when each tower section of thick bamboo installation butt joint, transition ring 4 in the middle of the installation between two adjacent tower sections, make inside stress board 5 be located and connect between inserted sheet 6, connect fixed inside stress board 5 and connection inserted sheet 6 through strengthening bolt 7 after butt joint, thereby strengthen the connection in butt joint department to a tower section of thick bamboo, do not punch on a tower section of thick bamboo, on the basis that does not influence tower section of thick bamboo structural strength, can effectively reduce phenomenons such as pylon deformation fracture, and in the use, inside connection inserted sheet 6 and inside stress board 5 mean square just staff examines and maintains.

The middle tower barrel 2 at least comprises two sections, and the bottom tower barrel 1 is fixedly connected to a concrete foundation of the wind power tower.

Wherein, reinforcing grooves 8 have all been seted up at the both ends of 1 top of a bottom tower section of thick bamboo, 3 bottoms of a top tower section of thick bamboo and middle part tower section of thick bamboo 2, and the equal fixedly connected with beaded finish 9 in middle transition ring 4 both sides, beaded finish 9 are located 8 middle parts of reinforcing grooves.

Wherein, the periphery of the strengthening ring 9 is evenly provided with a plurality of fusion through holes 10, and the inner stress plate 5 is internally provided with filling holes 11.

After connecting a tower section of thick bamboo, pour into the reinforcing groove 8 through filling hole 11 with the concrete in, make the concrete can fill whole reinforcing groove 8 through fusing through-hole 10 to encapsulate including in the lump with beaded finish 9, thereby further strengthen the connection between the tower section of thick bamboo, avoid the pylon to warp etc. for pylon wholeness and bearing capacity are strengthened.

The middle transition ring 4 is a metal ring, and the internal stress plates 5 and the tower barrels corresponding to the middle transition ring are of an integrated structure.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," 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, the schematic representations of the terms used above do not necessarily 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.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An external prestressing force structure for wind power tower, its characterized in that: including bottom tower section of thick bamboo (1), middle part tower section of thick bamboo (2) and top tower section of thick bamboo (3), and be equipped with middle transition ring (4) between the adjacent two, the equal fixedly connected with inside stress board (5) of the both ends inner wall of bottom tower section of thick bamboo (1) top inner wall, top tower section of thick bamboo (3) bottom inner wall and middle part tower section of thick bamboo (2), the equal fixedly connected with in middle transition ring (4) both sides connects inserted sheet (6), inside stress board (5) all are located and connect between inserted sheet (6) and run through between the two and are fixed with reinforcing bolt (7).

2. The external prestressing structure for wind power tower according to claim 1, wherein: the middle tower barrel (2) at least comprises two sections, and the bottom tower barrel (1) is fixedly connected to a concrete foundation of the wind power tower.

3. The external prestressing structure for wind power tower according to claim 1, wherein: reinforcing grooves (8) are formed in the top end of the bottom tower cylinder (1), the bottom end of the top tower cylinder (3) and the two ends of the middle tower cylinder (2), reinforcing rings (9) are fixedly connected to the two sides of the middle transition ring (4), and the reinforcing rings (9) are located in the middle of the reinforcing grooves (8).

4. The external prestressing structure for wind power tower according to claim 3, wherein: the circumferential surface of the reinforcing ring (9) is uniformly provided with a plurality of fusion through holes (10), and filling holes (11) are formed in the internal stress plate (5).

5. The external prestressing structure for wind power tower according to claim 1, wherein: the middle transition ring (4) is a metal ring, and the internal stress plates (5) and the tower barrels corresponding to the internal stress plates are of an integrated structure.