CN219452305U

CN219452305U - Tower barrel with air detouring device

Info

Publication number: CN219452305U
Application number: CN202320583655.0U
Authority: CN
Inventors: 李国栋; 刘建军; 马育宝; 李春营; 贾立红
Original assignee: Jielv Heavy Industry Co ltd
Current assignee: Jielv Heavy Industry Co ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-08-01
Anticipated expiration: 2033-03-23

Abstract

The utility model relates to the technical field of wind power towers, in particular to a tower with an air flow-around device, which comprises a tower body, an assembled tower body outer shell for the tower body, an upper flange fixedly arranged at the upper end of the tower body, a lower flange fixedly arranged at the lower end of the tower body, and positioning bolts fixedly arranged on the side surfaces of the upper flange, wherein the lower flange and the upper flange are oppositely arranged. The utility model overcomes the defects of the prior art, the screw thread of the inner wall of the sealing cover is used for being in threaded connection with the screw thread of the surface of the mounting screw pipe by arranging the mounting screw pipe, the sealing cover is screwed down, the sealing gasket in the sealing cover is attached to the sealing gasket in the mounting screw pipe, the sealing effect is achieved, and then the fixing ring and the lifting ring at the sealing cover are bound by the nylon rope, so that the two ends of the inflatable column are respectively bound at the lifting rings at the two fastening bands, and the difficulty in binding the inflatable column at the lifting rings is reduced.

Description

Tower barrel with air detouring device

Technical Field

The utility model relates to the technical field of wind power towers, in particular to a tower with an air flow-around device.

Background

Along with the continuous expansion of the number of wind generating set installation, the single machine capacity is continuously increased, the used tower is also higher and higher, and the wind generating set is generally installed in a windy area, so that when the flow velocity reaches a certain value in the lifting process of the tower of the wind generating set, the back of the tower is provided with karman vortex streets which are in antisymmetric cross arrangement. When the self-vibration frequency of the tower in the fluid is close to the transverse acting pressure frequency, a severe resonance phenomenon occurs, and vortex-induced vibration is generated.

According to the chinese patent: CN209483537U is an inflation and streaming device of a fan tower, and the tower and a wind turbine generator comprising the inflation and streaming device, wherein the inflation and streaming device comprises a fastening belt, a hanging point and a windable inflation column; the utility model provides a tower, including the upper fastening area and the lower fastening area that have the hoisting point respectively, the upper fastening area is used for installing and is close to flange department in tower section of thick bamboo upper portion, the lower fastening area is used for installing and is close to flange department down in tower section of thick bamboo lower part, the length of the inflatable post of can twining is for winding at least one round on the tower section of thick bamboo, the both ends of the inflatable post of can twining are connected respectively through the short rope on the hoisting point of upper fastening area and lower fastening area, based on above-mentioned published patent and combined prior art discovery, some tower section of thick bamboo that have air around flow device need utilize the nylon rope to tie up the both ends of inflatable post when twining the inflatable post at the surface of tower section of thick bamboo, but utilize the nylon rope to tie up the inflatable post comparatively inconvenient, sealing effect is also not good simultaneously, easily leads to the inflatable post to appear the gas leakage phenomenon, and when assembling each section of tower section of thick bamboo hoisting, because the butt joint hole that the flange offered is more makes in the butt joint hole alignment with upper flange and lower flange, because the structure need adjust the tower section of thick bamboo alignment more, the work efficiency is reduced because the position of the tower is adjusted to the tower.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a tower with an air detouring device, and aims to solve the problems that in the prior art, the two ends of an inflatable column are tied by nylon ropes to prevent air leakage, but the inflatable column is relatively inconvenient to tie by the nylon ropes, and meanwhile, the sealing effect is poor, so that the air leakage phenomenon of the inflatable column is easy to occur.

In order to solve the technical problems, the utility model provides the following technical scheme:

a tower with air flow device comprises a tower, an assembled tower outer shell, an upper flange and a lower flange, wherein the assembled tower outer shell is a tower;

the lower flange is fixedly arranged at the lower end of the tower barrel, and the lower flange and the upper flange are oppositely arranged;

the positioning bolts are fixedly arranged on the side surfaces of the upper flange;

the positioning sleeves are fixedly arranged on the side face of the lower flange, and are connected with the positioning bolts in an embedded mode;

the inflatable column is wound on the surface of the tower barrel;

a mounting screw fixedly mounted at an end of the air-filled column;

and the sealing cover is arranged on the side surface of the mounting screw tube.

Preferably, the sealing cover further comprises:

the screw thread is arranged on the inner wall of the sealing cover, and the sealing cover is connected with the mounting screw tube through the screw thread;

the fixed ring is fixedly arranged at the upper end of the sealing cover;

and the sealing gasket is arranged in the middle of the inner side of the installation screw tube and is attached to the sealing gasket in the sealing cover.

Preferably, the tower further comprises:

an upper fastening band encircling an upper end of the surface of the tower;

and the lower fastening belt surrounds the lower end of the surface of the tower, and the lower fastening belt and the upper fastening belt are adjustable fastening belts.

Preferably, the inflatable column further comprises:

an air duct assembled at the lower end of the side face of the air-filled column;

the air valve is arranged in the middle of the air duct;

and an air outlet pipe of the fan is connected with one end of the air guide pipe, which is far away from the air charging column.

Preferably, the sealing cover further comprises:

nylon ropes are bound on the surface of the fixing ring;

and the lifting ring is respectively assembled on the surfaces of the upper fastening belt and the lower fastening belt, and is connected with one end, far away from the fixing ring, of the nylon rope.

Preferably, the upper flange further comprises:

the butt joint holes are formed in the surface of the upper flange, and the butt joint holes are distributed in a surrounding mode at equal distances.

The embodiment of the utility model provides a tower with an air flow-around device, which has the following beneficial effects:

through being provided with installation screwed pipe, sealed lid and sealed pad for utilize the screw thread of sealed lid inner wall and the screw thread on installation screwed pipe surface to carry out threaded connection, screw up the back with sealed lid, the sealed pad of sealed lid inside can laminate with the sealed pad of installation screwed pipe inside, play sealed effect, utilize the nylon rope to carry out the ligature to the solid fixed ring and the lifting ring of sealed lid department afterwards, realize the both ends with inflating the post and ligature respectively in the lifting ring department of two fastening band departments, reduced the degree of difficulty when will inflating the post ligature in lifting ring department.

Through being provided with locating bolt and spacer sleeve for hang a section of tower section of thick bamboo to the upper end of another section of tower section of thick bamboo, go up the flange and can coincide with the lower flange, embed two spacer sleeves with the locating bolt of last flange side with lower flange department this moment mutually, realize the preliminary equipment work between two tower section of thick bamboo, the butt joint hole of last flange and lower flange surface seting up can all align simultaneously, play the effect of reference alignment, then personnel utilize the mounting bolt to screw up each butt joint hole and connect can, the work of flange and lower flange when the coincidence is aligned is gone up in the convenience.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the upper and lower flanges of the present utility model;

FIG. 3 is a schematic view of the separation structure of the inflatable column and the sealing cover of the utility model.

In the figure: 1. a tower; 2. an inflatable column; 3. nylon ropes; 4. lifting rings; 5. a fastening belt is arranged on the upper part; 6. a lower fastening strap; 7. an air duct; 8. an air valve; 9. a blower; 10. an upper flange; 11. a lower flange; 12. a butt joint hole; 13. a positioning bolt; 14. a positioning sleeve; 15. installing a solenoid; 16. a sealing gasket; 17. sealing cover; 18. and a fixing ring.

Description of the embodiments

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.

Examples: as shown in fig. 1, a tower with an air flow device comprises a tower 1, an assembled tower shell, an upper flange 10, a lower flange 11, a nylon rope 3 and a fixing ring 18, wherein the upper end of the assembled tower shell is fixedly provided with the upper flange 10, the lower flange 11 is fixedly arranged at the lower end of the tower 1, the lower flange 11 and the upper flange 10 are oppositely arranged, the upper flange 10 and the lower flange 11 are used for butt-joint assembly with the other tower 1, so that the assembled construction work of the tower 1 can be realized, and the nylon rope 3 is bound on the surface of the fixing ring 18; the inflatable column 2 is wound on the surface of the tower 1, the lifting rings 4 are respectively assembled on the surfaces of the upper fastening belt 5 and the lower fastening belt 6, the lifting rings 4 are connected with one end of the nylon rope 3 far away from the fixed ring 18, then the inflatable column 2 is bound at the lifting rings 4 by the nylon rope 3, and the air guide pipe 7 is assembled at the lower end of the side face of the inflatable column 2; the air valve 8 is arranged in the middle of the air duct 7; the air outlet pipe of the fan 9 is connected with one end, far away from the inflatable column 2, of the air guide pipe 7, so that after the fan 9 is started, the air guide pipe 7 can be utilized by the fan 9 to inflate the inflatable column 2, and the air valve 8 is opened and closed, so that the inflatable column 2 is deflated conveniently.

As shown in fig. 2, a tower with an air-around device comprises butt holes 12 which are all arranged on the surface of an upper flange 10, the butt holes 12 are distributed around at equal intervals, and positioning bolts 13 which are all fixedly arranged on the side surface of the upper flange 10; the locating sleeves 14 are fixedly arranged on the side surfaces of the lower flange 11, the locating sleeves 14 are connected with the locating bolts 13 in an embedded mode, when the tower 1 is hung to the upper end of another tower 1, the upper flange 10 is overlapped with the lower flange 11, at the moment, the two locating sleeves 14 at the position of the lower flange 11 are embedded with the locating bolts 13 on the side surfaces of the upper flange 10, initial assembly work between the two tower 1 can be achieved, meanwhile, butt joint holes 12 formed in the surfaces of the upper flange 10 and the lower flange 11 can be aligned, then a person can screw up and connect the butt joint holes 12 by using mounting bolts, and work of the upper flange 10 and the lower flange 11 in overlapping alignment is facilitated.

As shown in fig. 3, a tower having an air-detouring device comprises a mounting coil 15 fixedly mounted at the end of the inflatable column 2; a sealing cover 17 mounted on a side surface of the mounting coil 15, a fixing ring 18 fixedly mounted on an upper end of the sealing cover 17; the sealing gasket 16 is arranged in the middle of the inner side of the installation screw tube 15, the sealing gasket 16 is attached to the sealing gasket 16 in the sealing cover 17, threads on the inner wall of the sealing cover 17 are used for being in threaded connection with threads on the surface of the installation screw tube 15, after the sealing cover 17 is screwed up, the sealing gasket 16 in the sealing cover 17 can be attached to the sealing gasket 16 in the installation screw tube 15, the sealing effect is achieved, and then the nylon rope 3 is used for binding the fixing ring 18 and the lifting ring 4 at the sealing cover 17, so that the end part of the inflatable column 2 is conveniently fixed and sealed.

Working principle: the upper end and the lower end of the surface of the tower 1 are firstly clamped in a surrounding manner by the upper fastening belt 5 and the lower fastening belt 6, the fastening belts are locking fastening belts, the lifting rings 4 at the upper fastening belt 5 and the lower fastening belt 6 can be used for adjusting the lifting positions according to the problems of site environment and the like, after the positions of the lifting rings 4 are determined, the screw threads of the inner wall of the sealing cover 17 are used for being connected with the screw threads of the surface of the mounting screw 15 in a threaded manner, after the sealing cover 17 is screwed up, the sealing gasket 16 inside the sealing cover 17 can be attached to the sealing gasket 16 inside the mounting screw 15, the sealing effect is achieved, then the fixing rings 18 at the sealing cover 17 and the lifting rings 4 are bound by the nylon ropes 3, two ends of the air charging column 2 are respectively located at the binding rings 4 at the two fastening belts, then the air guide pipes 7 can be used for conducting work and charging by the fan 9, air is led into the air charging column 2, the air flow surrounding is achieved inside the air charging column 2, the number of the air charging column 2 can be multiple, the number of the upper fastening belt 5 and the lower fastening belt 6 can be attached to the sealing gasket 16, the sealing gasket 16 can be attached to the sealing gasket 16 inside the mounting screw 15, the sealing gasket 16 can be attached to the sealing gasket 1, the flange 11 can be simultaneously mounted on the flange 11 and the flange 11 can be mounted by the same in the flange 11, and the flange 11 can be mounted by the same time, the two flange 11 can be simultaneously, and the flange 11 can be mounted by the two flange 11 and the flange 11 can be simultaneously and the two flange 11 can be mounted by the same with the flange 11.

Claims

1. A tower having an air flow device, comprising:

the tower drum (1) is an assembled tower drum outer shell of the tower drum, and an upper flange (10) is fixedly arranged at the upper end of the tower drum;

the lower flange (11) is fixedly arranged at the lower end of the tower drum (1), and the lower flange (11) and the upper flange (10) are oppositely arranged;

the positioning bolts (13) are fixedly arranged on the side face of the upper flange (10);

the positioning sleeves (14) are fixedly arranged on the side surfaces of the lower flange (11), and the positioning sleeves (14) are connected with the positioning bolts (13) in an embedded manner;

an inflatable column (2) wound around the surface of the tower (1);

a mounting coil (15) fixedly mounted at the end of the inflatable column (2);

and a sealing cover (17) mounted on the side surface of the mounting screw (15).

2. A tower with air-detouring device according to claim 1, wherein said sealing cover (17) further comprises:

the screw thread is arranged on the inner wall of the sealing cover (17), and the sealing cover (17) is connected with the mounting screw tube (15) through the screw thread;

a fixing ring (18) fixedly installed at the upper end of the sealing cover (17);

and a gasket (16) provided in the middle of the inner side of the mounting coil (15), wherein the gasket (16) is bonded to the gasket (16) inside the seal cover (17).

3. A tower with air-detouring device according to claim 1, characterized in that the tower (1) further comprises:

an upper fastening band (5) encircling the upper end of the surface of the tower (1);

and the lower fastening belt (6) surrounds the lower end of the surface of the tower (1), and the lower fastening belt (6) and the upper fastening belt (5) are adjustable fastening belts.

4. A tower with air detouring device according to claim 1, characterized in that the inflatable column (2) further comprises:

an air duct (7) assembled at the lower end of the side face of the inflatable column (2);

the air valve (8) is arranged in the middle of the air duct (7);

and the air outlet pipe of the fan (9) is connected with one end, far away from the air charging column (2), of the air guide pipe (7).

5. A tower with air-detouring device according to claim 2, wherein said sealing cover (17) further comprises:

nylon ropes (3) are bound on the surface of the fixing rings (18);

lifting rings (4) are respectively assembled on the surfaces of the upper fastening belt (5) and the lower fastening belt (6), and the lifting rings (4) are connected with one end, far away from the fixed ring (18), of the nylon rope (3).

6. A tower with air detouring device according to claim 1, wherein said upper flange (10) further comprises:

the butt joint holes (12) are formed in the surface of the upper flange (10), and the butt joint holes (12) are distributed around the upper flange at equal distances.