CN211500874U

CN211500874U - Wind power generation tower section of thick bamboo tip rice word strutting arrangement

Info

Publication number: CN211500874U
Application number: CN201922246926.XU
Authority: CN
Inventors: 冯玉侠; 邢涛; 刘金奎; 李红; 张佳宦; 赵姗
Original assignee: Harbin Hongguang Boiler General Factory Co ltd
Current assignee: Harbin Hongguang Boiler General Factory Co ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-09-15
Anticipated expiration: 2029-12-13

Abstract

A supporting device for the end part of a wind power generation tower in a shape like a Chinese character 'mi' relates to the technical field of wind power generation. The utility model discloses a solve current wind power generation tower cylinder tip rice word and support not convenient to detach, be not convenient for transport and recycle, length is unable to be adjusted, can't realize the commonality, causes the problem of influence to the flange quality simultaneously easily. The utility model discloses a dentate plate, the axis of rotation, straining device, two circular slabs, a plurality of sleeve pipes and a plurality of branch mechanism, the dentate plate suit is fixed in the axis of rotation, both ends respectively are equipped with a circular slab around the dentate plate respectively, be equipped with a plurality of sleeve pipes along the circumferencial direction equipartition between two circular slabs, every sleeve pipe sets up along radial direction respectively, each cartridge has a branch mechanism in every cover pipe respectively, the medial surface of branch mechanism cooperates with the profile of tooth face contact of dentate plate, the tip rigid coupling of axis of rotation has straining device. The utility model is used for wind power generation tower section of thick bamboo tip supports.

Description

Wind power generation tower section of thick bamboo tip rice word strutting arrangement

Technical Field

The utility model relates to a wind power generation technical field, concretely relates to wind power generation tower cylinder tip rice word strutting arrangement.

Background

The wind power tower cylinder is a key device in a wind power generator, and is generally formed by assembling and welding a plurality of sections of cylinder sections and assembling and welding flanges at two ends to form a semi-finished cylinder section, after the cylinder sections are assembled and welded, sand blasting and painting are carried out, related accessory parts are assembled to form a finished cylinder section, and the finished cylinder section is transported to a wind power generator installation site and is connected with the flanges through bolts to form an integral wind power tower cylinder.

Therefore, the flanges are deformed due to the influence exerted by dead weight or external force in the manufacturing, transporting and storing processes of the semi-finished product cylinder sections or the finished product cylinder sections, so that the finished product cylinder sections cannot be interconnected on the installation site of the wind driven generator, the flange connection high-strength bolts cannot be smoothly installed during hoisting, and the flanges are generally provided with the cross supports at the flanges at the two ends in the storing and transporting processes, and the flanges are ensured not to be deformed.

The existing general method is to manufacture a corresponding welding rice-shaped support according to the size of a cylinder section of each model, and the rice-shaped support has the following defects: 1. the diameter of the cylinder section is larger, so that the diameter of the support in the shape of a Chinese character 'mi' is larger, the long support leg of the existing support in the shape of the Chinese character 'mi' is difficult to disassemble, and the problem of large transportation exists during recovery, so that the large support leg is often limited and cannot be recovered and reused; 2. the diameters of flanges of different projects are different, the diameters of flanges of different cylinder sections in the same project are different, and the length of the conventional support in the shape of a Chinese character 'mi' cannot be adjusted, so that each project is required, and each cylinder section is subjected to a set of support in the shape of a Chinese character 'mi', which causes great waste; 3. the existing support in the shape of a Chinese character 'mi' is usually connected with a flange hole through a bolt at a supporting point, so that the end part and the inner surface of the flange bolt hole are easily damaged, and the quality of a flange is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve current wind power generation tower cylinder tip rice word and support not convenient to detach, be not convenient for transport and recycle, length is unable to be adjusted, can't realize the commonality, causes the problem of influence to the flange quality easily simultaneously, and then provides a wind power generation tower cylinder tip rice word strutting arrangement.

The utility model discloses a solve the technical scheme that above-mentioned technical problem took and be:

the utility model provides a wind power generation tower section of thick bamboo tip rice word strutting arrangement includes the dentate plate, the axis of rotation, straining device, two circular slabs, a plurality of sleeve pipes and a plurality of branch mechanism, the dentate plate suit is fixed in the axis of rotation, the outside edge of dentate plate is equipped with a plurality of dentate surfaces along the circumferencial direction equipartition, both ends respectively are equipped with a circular slab around the dentate plate, the circular slab suit is fixed in the axis of rotation, be equipped with a plurality of sleeve pipes along the circumferencial direction equipartition between two circular slabs, the sleeve pipe sets up in the outside of dentate plate, every sleeve pipe sets up along radial direction respectively, respectively the cartridge has a branch mechanism in every sleeve pipe, the medial surface of branch mechanism and the dentate surface contact.

Compared with the prior art, the utility model the beneficial effect who contains is:

the utility model provides a wind power generation tower cylinder tip rice word strutting arrangement for support to the flange, the utility model discloses a bearing structure adopts concatenation formula demountable installation's structure, is convenient for install and dismantle, convenient transportation and recovery recycle, and bearing structure's length can be adjusted as required, satisfies the user demand of different flange sizes, has realized the commonality. Meanwhile, the flange is not damaged in the supporting process, and the quality of the flange is ensured. The utility model discloses the operation of being convenient for can effectively prevent that the flange from taking place to warp, and hoist and mount efficiency can improve more than 35%.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Detailed Description

The first embodiment is as follows: referring to fig. 1, the embodiment is described, and the supporting device for the end of the tower of the wind power generation tower in the embodiment includes a toothed plate 10, a rotating shaft 11 and a tensioning mechanism, the tooth-shaped plate structure comprises two circular plates 9, a plurality of sleeves 8 and a plurality of supporting rod mechanisms, wherein the tooth-shaped plates 10 are sleeved and fixed on a rotating shaft 11, a plurality of tooth-shaped surfaces are uniformly distributed on the outer edges of the tooth-shaped plates 10 along the circumferential direction, the front end and the rear end of each tooth-shaped plate 10 are respectively provided with one circular plate 9, the circular plates 9 are sleeved and fixed on the rotating shaft 11, a plurality of sleeves 8 are uniformly distributed between the two circular plates 9 along the circumferential direction, the sleeves 8 are arranged on the outer sides of the tooth-shaped plates 10, each sleeve 8 is arranged along the radial direction, each supporting rod mechanism is respectively inserted in each sleeve 8, the inner side end faces of the supporting rod mechanisms are in contact fit with the tooth-.

In the embodiment, the distance between the outer side end of the supporting rod mechanism and the inner circumferential side wall of the flange 1 is adjusted to be 10-20mm during installation, then the tensioning mechanism is rotated, the tensioning mechanism drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the toothed plate 10 to rotate, the toothed surface of the toothed plate 10 tightly pushes against the inner side end face of the supporting rod mechanism, the supporting rod mechanism is pushed outwards along the sleeve 8 and tightly pushes against the inner circumferential side wall of the flange 1, and then the tensioning mechanism is locked to complete supporting of the flange 1. When the tensioning mechanism is loosened during disassembly, the toothed plate 10 rotates reversely during installation, and the supporting rod mechanism is not tightly pressed against the inner circumferential side wall of the flange 1, so that the supporting rod mechanism is disassembled.

In the present embodiment, the number of the plurality of sleeves 8 and the number of the plurality of strut mechanisms are all 8.

The second embodiment is as follows: in the present embodiment, the shape of the toothed surface of the toothed plate 10 according to the present embodiment is an oblique triangle, which will be described with reference to fig. 1. Other components and connection modes are the same as those of the first embodiment. So design when supporting, is convenient for realize that the tooth profile is ejecting branch mechanism fast.

The third concrete implementation mode: referring to fig. 1, the strut mechanism of the present embodiment includes a support plate 2, a first support tube 3, a second support tube 4, and a set of fastening bolts 5, the support plate 2 is vertically fixed to an outer end surface of the first support tube 3, an inner end of the first support tube 3 is inserted into the second support tube 4, an inner end of the second support tube 4 is inserted into a sleeve 8, and the first support tube 3 and the second support tube 4 are fixed to each other by the set of fastening bolts 5. Other components and connecting modes are the same as those of the first embodiment or the second embodiment.

The detachable connection of a supporting pipe 3 and a second supporting pipe 4 in the supporting rod mechanism is realized through the design, so that the supporting rod mechanism is convenient to detach and transport and recycle on the one hand, and the length of the supporting rod mechanism is convenient to adjust on the other hand, so that the use requirements of different sizes of flanges 1 are met.

The fourth concrete implementation mode: the embodiment is described with reference to fig. 1, in the embodiment, a plurality of first through holes 3-1 are uniformly distributed on a tube wall of a first support tube 3 along an axial direction, a plurality of second through holes 4-1 are uniformly distributed on a tube wall of a second support tube 4 along the axial direction, the first through holes 3-1 and the second through holes 4-1 are correspondingly arranged, each fastening bolt 5 is respectively inserted into one first through hole 3-1 and one second through hole 4-1 which are correspondingly arranged, and a fastening nut is screwed on the tail end of each fastening bolt 5. Other components and connection modes are the same as those of the third embodiment. The design is such that detachable connection in the device is achieved, and meanwhile, the size of the supporting device is adjusted through matching between the first through hole 3-1 and the second through hole 4-1 in different heights, so that the use requirements of different flanges 1 are met.

The fifth concrete implementation mode: referring to fig. 1, the embodiment is described, in which the outer side wall of the first support tube 3 is slidably connected to the inner side wall of the second support tube 4, and the outer side wall of the second support tube 4 is slidably connected to the inner side wall of the sleeve 8. The other components and the connection mode are the same as those of the fourth embodiment. The design is convenient for realizing the assembly positioning among the first support pipe 3, the second support pipe 4 and the sleeve 8, and the sleeve 8 plays a role of sliding guide for the second support pipe 4.

The sixth specific implementation mode: referring to fig. 1, the present embodiment will be described, wherein the support plate 2 has a channel-shaped structure, and the notch of the support plate 2 is disposed outward. Other components and connection modes are the same as those of the third embodiment. So design when the top is tight, flange 1 clamps in the notch of backup pad 2, is convenient for realize the top and tightly fixes a position.

The seventh embodiment: referring to fig. 1, the support plate 2 of the present embodiment is vertically fixed to the outer end surface of the first support tube 3 through the guide post 7, the guide post 7 is vertically fixed to the outer end surface of the inner side of the support plate 2, and the guide post 7 is fixed in the first support tube 3. Other components and connection modes are the same as those of the sixth embodiment. The design is convenient for realizing the fixation between the supporting plate 2 and the first supporting tube 3.

The specific implementation mode is eight: the present embodiment will be described with reference to fig. 1, and the guide post 7 of the present embodiment is fixedly welded to the support plate 2. The other components and the connection mode are the same as those of the seventh embodiment.

The specific implementation method nine: referring to fig. 1, the tightening mechanism of the present embodiment includes a gear 6, and the gear 6 is fixed to a rotating shaft 11. Other components and connection modes are the same as those of the first embodiment.

The detailed implementation mode is ten: referring to fig. 1, the circular plate 9, the toothed plate 10, and the gear 6 are welded to the rotating shaft 11, and the sleeve 8 is welded to both the circular plates 9. The other components and the connection mode are the same as those of the ninth embodiment.

Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.

Claims

1. The utility model provides a wind power generation tower section of thick bamboo tip rice word strutting arrangement which characterized in that: the supporting device for the end part of the wind power generation tower in the shape of a Chinese character 'mi' comprises a toothed plate (10), a rotating shaft (11), a tensioning mechanism, two circular plates (9), a plurality of sleeves (8) and a plurality of supporting rod mechanisms, wherein the toothed plate (10) is sleeved and fixed on the rotating shaft (11), a plurality of toothed surfaces are uniformly distributed on the outer edge of the toothed plate (10) along the circumferential direction, the front end and the rear end of the toothed plate (10) are respectively provided with one circular plate (9), the circular plates (9) are sleeved and fixed on the rotating shaft (11), a plurality of sleeves (8) are uniformly distributed between the two circular plates (9) along the circumferential direction, the sleeves (8) are arranged on the outer side of the toothed plate (10), each sleeve (8) is respectively arranged along the radial direction, each supporting rod mechanism is respectively inserted in each sleeve (8), and the inner side end surface of each supporting rod mechanism is in contact, the end part of the rotating shaft (11) is fixedly connected with a tensioning mechanism.

2. The wind power generation tower drum end portion supporting device in a shape like a Chinese character 'mi' as claimed in claim 1, wherein: the shape of the tooth-shaped surface of the tooth-shaped plate (10) is an oblique triangle.

3. The wind power generation tower end cross-shaped support device as claimed in claim 1 or 2, wherein: the supporting rod mechanism comprises a supporting plate (2), a first supporting pipe (3), a second supporting pipe (4) and a group of fastening bolts (5), the supporting plate (2) is perpendicularly fixedly connected to the end face of the outer side of the first supporting pipe (3), the inner side end of the first supporting pipe (3) is inserted into the second supporting pipe (4), the inner side end of the second supporting pipe (4) is inserted into a sleeve (8), and the first supporting pipe (3) and the second supporting pipe (4) are fixedly connected through the group of fastening bolts (5).

4. The wind power generation tower drum end portion supporting device in a shape like a Chinese character 'mi' as claimed in claim 3, wherein: the pipe wall of the first supporting pipe (3) is uniformly provided with a plurality of first through holes (3-1) along the axial direction, the pipe wall of the second supporting pipe (4) is uniformly provided with a plurality of second through holes (4-1) along the axial direction, the first through holes (3-1) and the second through holes (4-1) are correspondingly arranged, each fastening bolt (5) is respectively inserted into one first through hole (3-1) and one second through hole (4-1) which are correspondingly arranged, and the tail end of each fastening bolt (5) is screwed with a fastening nut.

5. The wind power generation tower drum end portion supporting device in a shape like a Chinese character 'mi' as claimed in claim 4, wherein: the outer side wall of the first supporting pipe (3) is in sliding connection with the inner side wall of the second supporting pipe (4), and the outer side wall of the second supporting pipe (4) is in sliding connection with the inner side wall of the sleeve (8).

6. The wind power generation tower drum end portion supporting device in a shape like a Chinese character 'mi' as claimed in claim 3, wherein: the supporting plate (2) is of a channel steel-shaped structure, and the notch of the supporting plate (2) is arranged outwards.

7. The wind power generation tower drum end portion supporting device in a shape like a Chinese character 'mi' as claimed in claim 6, wherein: the support plate (2) is vertically and fixedly connected with the outer end face of the first support pipe (3) through a guide column (7), the guide column (7) is vertically and fixedly connected to the outer end face of the inner side of the support plate (2), and the guide column (7) is fixedly arranged in the first support pipe (3).

8. The wind power generation tower drum end portion supporting device in a shape like a Chinese character 'mi' as claimed in claim 7, wherein: the guide post (7) is fixedly connected with the support plate (2) in a welding mode.

9. The wind power generation tower drum end portion supporting device in a shape like a Chinese character 'mi' as claimed in claim 1, wherein: the tensioning mechanism comprises a gear (6), and the gear (6) is sleeved and fixed on the rotating shaft (11).

10. The wind power generation tower drum end portion supporting device in a shape like a Chinese character 'mi' as claimed in claim 9, wherein: the circular plate (9), the toothed plate (10) and the gear (6) are fixedly connected with the rotating shaft (11) in a welding mode respectively, and the sleeve (8) and the two circular plates (9) are fixedly connected in a welding mode.