CN215860604U

CN215860604U - Anti-corrosion flange device of wind power generation tower

Info

Publication number: CN215860604U
Application number: CN202121596027.3U
Authority: CN
Inventors: 周发
Original assignee: Qingdao Tianneng Electric Power Engineering Machinery Co ltd
Current assignee: Guangdong Tianneng Ocean Heavy Industry Co ltd
Priority date: 2021-07-14
Filing date: 2021-07-14
Publication date: 2022-02-18
Anticipated expiration: 2031-07-14

Abstract

The utility model relates to the field of power generation tower frames, in particular to a flange device for corrosion prevention of a wind power generation tower frame, which comprises a sleeve, the upper end port of the sleeve is provided with a flange part, the lower end surface of the sleeve is provided with an annular slot, a plurality of limiting cylinders with the end parts fixedly connected together are arranged on the inner side of the sleeve, a limiting screw rod is inserted on the outer surface of the sleeve, one end of the limit screw is inserted into the inner side of the limit cylinder and is in threaded fit with the limit cylinder, the upper end surface and the lower end surface of a plurality of limit cylinders are respectively and fixedly connected with a reinforcing inclined frame, one end of the reinforcing inclined frame far away from the limiting cylinder is fixedly installed with the inner wall of the sleeve through the installation frame, the traditional operation of arranging the reinforcing ribs on the outer side for reinforcing is eliminated, the outer side surface is smooth, the uniform coating of the anticorrosive paint is facilitated, and the collision problem of the protruding position is reduced.

Description

Anti-corrosion flange device of wind power generation tower

Technical Field

The utility model relates to the field of power generation tower bodies, in particular to a flange device for corrosion prevention of a wind power generation tower.

Background

The support body of wind power generation tower is comparatively tall and big, carry out the intercommissuring through the flange near the upper end department and link together, for the gaining in strength, set up a plurality of strengthening rib between flange and support body surface, structural strength in order to increase this department, but it brings inconvenience to apply paint anticorrosive paint with a brush for the later stage, more turning position easily produces and applies paint the dead angle with a brush, and then easily cause the support body structure in later stage to corrode, secondly, the flange often directly with support body integrated into one piece, the appearance of support body no longer is the cylinder shape, convex flange position has brought inconvenience for the transportation, also easily cause the damage of colliding with.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the background art and provides a flange device for corrosion prevention of a wind power generation tower.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: the utility model provides a flange device is used in anticorrosive of wind power generation pylon, includes the sleeve, telescopic upper end port is provided with flange portion, annular slot has been seted up to telescopic lower terminal surface, telescopic inboard is provided with a plurality of and the spacing section of thick bamboo of tip fixed connection together, telescopic surface cartridge has limit screw, limit screw's one end inserts the inboard of a spacing section of thick bamboo and screw-thread fit between the two, a plurality of the upper and lower terminal surface of a spacing section of thick bamboo fixedly connected with consolidates the sloping respectively, consolidate the one end of sloping of keeping away from a spacing section of thick bamboo and through installation frame fixed mounting between telescopic inner wall.

Preferably, one end, located outside the sleeve, of the limit screw is fixedly connected with a multi-angle head, the multi-angle head is in a regular hexagonal prism shape, and the multi-angle head and the limit screw are welded.

Preferably, the mounting frame includes the collar, the collar is established in the outside of a plurality of reinforcement sloping frame tip, and with welded mode fixed connection between collar and the reinforcement sloping frame, pass through construction bolt fixed mounting between collar and telescopic inner wall.

Preferably, the number of the limiting cylinders is four, the four limiting cylinders are arranged in a cross shape, and the four limiting cylinders are integrally formed.

Preferably, a transition trimming edge is arranged on the edge of the outer side of the lower end of the sleeve.

Preferably, the flange part comprises a connecting disc fixedly connected with an upper end port of the sleeve, a plurality of bolt assemblies are inserted into an annular array on the upper end face of the connecting disc, and each bolt assembly comprises a bolt movably penetrating through the upper end face of the connecting disc and a nut sleeved on the outer surface of the bolt and in threaded fit with the bolt.

Compared with the prior art, the utility model has the following beneficial effects:

the device is used for connecting an upper frame body and a lower frame body through the arranged reinforcing inclined frame and the arranged installation frame, the annular slots of the sleeve are respectively correspondingly sleeved at the port parts of the frame bodies, then the limiting screw rods are screwed in to sequentially penetrate through the sleeve and the outer surface of the frame bodies and then inserted into the inner side of the limiting cylinder, then the upper flange part and the lower flange part are spliced, namely the connecting discs are mutually attached, and then bolt assemblies are driven in to be mutually fixed, because the reinforcing inclined frame at the inner side, the limiting cylinder and the inner wall of the sleeve form a triangular frame structure, the strength is good and stable, the traditional operation of arranging reinforcing ribs at the outer side for reinforcement is replaced by the design, the outer side surface is smooth, the uniform coating of anticorrosive paint is facilitated, the flange device can be spliced after being transported to a designated place, no flange is required to be welded on the frame body, the bulges on the frame bodies are removed, and the stable transportation of the frame bodies is facilitated, the collision problem of the protruding position is reduced.

Drawings

FIG. 1 is a schematic structural view of a corrosion-resistant flange assembly for a wind power tower according to the present invention;

FIG. 2 is a partial cross-sectional view of a steel keel of a corrosion resistant flange assembly of a wind power tower of the present invention;

FIG. 3 is a schematic view of an inner side structure of the anti-corrosion flange device of the wind power tower according to the present invention.

In the figure: 1. a sleeve; 2. a connecting disc; 3. a bolt assembly; 4. an annular slot; 5. a limiting cylinder; 6. reinforcing the inclined frame; 7. a mounting ring; 8. installing a bolt; 9. a limit screw; 10. a multi-angle head; 11. transitional trimming; 12. a shelf body.

Detailed Description

The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1 to 3, the anti-corrosion flange device for the wind power tower comprises a sleeve 1, wherein the sleeve 1 is integrally formed by a metal material, a flange part is arranged at an upper end port of the sleeve 1 and is used for splicing the upper and lower adjacent sleeves 1, and an annular slot 4 is formed in a lower end surface of the sleeve 1 so as to be suitable for a port of a frame body 12 to be inserted;

a plurality of limiting cylinders 5 with the end parts fixedly connected together are arranged on the inner side of the sleeve 1, a limiting screw 9 is inserted into the outer surface of the sleeve 1, one end of the limiting screw 9 is inserted into the inner side of the limiting cylinder 5, and the limiting screw and the limiting cylinder are in threaded fit;

the upper end face and the lower end face of the plurality of limiting cylinders 5 are respectively fixedly connected with a reinforcing inclined frame 6, one end of the reinforcing inclined frame 6, far away from the limiting cylinders 5, and the inner wall of the sleeve 1 are fixedly installed through an installation frame, and therefore production and assembly between the reinforcing inclined frame 6 and the sleeve 1 are facilitated.

The one end fixedly connected with many angle heads 10 of the outside of sleeve 1 of stop screw 9, the appearance of many angle heads 10 is regular hexagonal prism shape to in the help of the instrument of user to stop screw 9 rotation, and be the welding between many angle heads 10 and the stop screw 9, the purpose that reduces the connecting piece is in order to promote the coating effect of anticorrosive paint, reduces the gap.

The installation frame includes collar 7, and collar 7 cover is established in the outside of 6 tip of a plurality of reinforcement sloping frame, and collar 7 and reinforcement sloping frame are 6 between with welded mode fixed connection, through mounting bolt 8 fixed mounting between collar 7 and the inner wall of sleeve 1, and in-process of production, it is comparatively convenient to use this mode equipment, can be solitary carry out sleeve 1 and 6 departments of reinforcement sloping frame and produce, later when assembling together through mounting bolt 8 fixed.

The quantity of spacing section of thick bamboo 5 sets up to four, and four spacing section of thick bamboos 5 are put into cross and are arranged, and four 5 integrated into one piece of spacing section of thick bamboo set up four spacing section of thick bamboos 5 and can play better stable reinforcement effect.

The transition trimming 11 is arranged on the edge of the outer side of the lower end of the sleeve 1, so that the smoothness of the joint of the sleeve 1 and the frame body 12 is increased, and the coating of the anticorrosive paint is facilitated.

The flange portion includes connection pad 2 of fixed connection at sleeve 1 upper end port, and the up end annular array cartridge of connection pad 2 has a plurality of bolt assembly 3, and bolt assembly 3 is including the activity pass the bolt of connection pad 2 up end, the cover establish the nut at bolt surface and mutual screw-thread fit, be common connected mode on the flange.

The device is used for connecting an upper frame body 12 and a lower frame body 12, the annular slots 4 of the sleeve 1 are respectively correspondingly sleeved at the port of the frame body 12, then the limiting screw rods 9 are screwed in to sequentially penetrate through the outer surfaces of the sleeve 1 and the frame body 12 and then inserted into the inner side of the limiting cylinder 5, then the upper flange part and the lower flange part are spliced, namely the connecting discs 2 are mutually attached, and then the bolt assemblies 3 are driven in to be mutually fixed, because the reinforcing inclined frame 6 at the inner side, the limiting cylinder 5 and the inner wall of the sleeve 1 form a triangular frame structure, the strength is good and stable, the design replaces the traditional operation of arranging reinforcing ribs at the outer side for reinforcing, the outer side surface is smooth, the uniform coating of anticorrosive paint is facilitated, the flange device can be assembled after being transported to a designated place, the flanges do not need to be welded on the frame body 12, the bulges on the frame body 12 are removed, and the stable transportation of the frame body 12 is facilitated, the collision problem of the protruding position is reduced.

In the present invention, the terms "mounting," "connecting," "fixing," and the like are used in a broad sense, for example, "connecting" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. 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 description herein, the appearances of the phrases "one embodiment," "some embodiments," "a specific embodiment," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment or example, but rather to the same embodiment or example. 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 foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a flange device for corrosion protection of wind power generation tower, includes sleeve (1), its characterized in that: the utility model discloses a spacing sleeve (5), including sleeve (1), annular slot (4), the inboard of sleeve (1) is provided with a plurality of and the spacing section of thick bamboo (5) that the tip fixed connection is in the same place, the surface cartridge of sleeve (1) has spacing screw rod (9), the inboard and the screw-thread fit between the two of spacing section of thick bamboo (5) are inserted to the one end of spacing screw rod (9) a plurality of the upper and lower terminal surface of a spacing section of thick bamboo (5) is fixedly connected with reinforcement sloping frame (6) respectively, through installation frame fixed mounting between the one end of keeping away from a spacing section of thick bamboo (5) of reinforcement sloping frame (6) and the inner wall of sleeve (1).

2. The flange device for preventing corrosion of a wind power tower according to claim 1, wherein: the limiting screw is characterized in that one end, located outside the sleeve (1), of the limiting screw (9) is fixedly connected with a multi-angle head (10), the appearance of the multi-angle head (10) is in a regular hexagonal prism shape, and the multi-angle head (10) and the limiting screw (9) are welded.

3. The flange device for preventing corrosion of a wind power tower according to claim 1, wherein: the installation frame includes collar (7), collar (7) cover is established in the outside of a plurality of reinforcement sloping frame (6) tip, and collar (7) and reinforcement sloping frame (6) between with welded mode fixed connection, pass through construction bolt (8) fixed mounting between the inner wall of collar (7) and sleeve (1).

4. The flange device for preventing corrosion of a wind power tower according to claim 1, wherein: the number of the limiting cylinders (5) is four, the four limiting cylinders (5) are arranged in a cross shape, and the four limiting cylinders (5) are integrally formed.

5. The flange device for preventing corrosion of a wind power tower according to claim 1, wherein: transition trimming edges (11) are arranged on the edge of the outer side of the lower end of the sleeve (1).

6. The flange device for preventing corrosion of a wind power tower according to claim 1, wherein: the flange part comprises a connecting disc (2) fixedly connected with an upper end port of the sleeve (1), a plurality of bolt assemblies (3) are arranged on an upper end face annular array in an inserting mode, and the bolt assemblies (3) penetrate through bolts on the upper end face of the connecting disc (2) in a movable mode and nuts which are arranged on the outer surfaces of the bolts in a sleeved mode and are in threaded fit with each other.