CN211314457U

CN211314457U - Flood control type wind power generation tower cylinder basis

Info

Publication number: CN211314457U
Application number: CN201922425921.3U
Authority: CN
Inventors: 秦晶晶; 王世宇; 邢涛; 于泽文; 彭莹莹; 蔡立成
Original assignee: Harbin Hongguang Boiler General Factory Co ltd
Current assignee: Harbin Hongguang Boiler General Factory Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-08-21
Anticipated expiration: 2029-12-28

Abstract

A flood control type wind power generation tower cylinder foundation relates to the technical field of wind power generation. The utility model discloses a solve present wind power generation tower section of thick bamboo basis and increase back stability and reduce, the staff need just can enter into tower section of thick bamboo door with the help of the climbing instrument simultaneously, the low problem of security. The utility model discloses a concrete column mound, go up the anchor slab, lower anchor slab, steel reinforcement cage, the ladder platform is walked to the outside, backfill soil layer and a plurality of anchor mechanism, the inside of concrete column mound is provided with steel reinforcement cage, be equipped with the flange along the circumferencial direction on the lateral wall of concrete column mound lower part, be equipped with the anchor slab on the up end of concrete column mound, the middle part of concrete column mound lower part is equipped with down the anchor slab, go up the anchor slab and connect through a plurality of anchor mechanisms that set up along the circumferencial direction equipartition with the edge between the anchor slab down, the upper end of flange is equipped with backfill soil layer, one side of concrete column mound is equipped with the outside platform of walking, the outside platform rigid coupling of walking is on the up end. The utility model is used for a wind power generation tower section of thick bamboo is built.

Description

Flood control type wind power generation tower cylinder basis

Technical Field

The utility model relates to a wind power generation technical field, concretely relates to flood control flood prevention type wind power generation tower section of thick bamboo basis.

Background

The wind power generation tower cylinder is a key device in a wind power generation unit, 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 the integral wind power generation tower cylinder.

The wind field that has sends out strong sleet weather more or the construction wind field is in the low-lying area of relief, this flood control flood prevention measure of just having done, for preventing that a tower section of thick bamboo from taking place to flow backward, can improve a tower section of thick bamboo and the reference surface position of basic connection when a tower section of thick bamboo infrastructure, thereby increase the overall height of a wind-force tower section of thick bamboo, the windage grow reduces wind-force tower section of thick bamboo stability easily, ground after the promotion simultaneously can appear 3-5 meters difference in height from a tower section of thick bamboo door, the staff need just can enter into a tower section of thick bamboo door with the help of the climbing instrument, the security is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve present wind power generation tower section of thick bamboo basis and increase back stability and reduce, the staff need just can enter into a tower section of thick bamboo door with the help of the climbing instrument simultaneously, the problem that the security is low, and then provides a flood control flood prevention type wind power generation tower section of thick bamboo basis.

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

the utility model provides a flood control flood prevention type wind power generation tower section of thick bamboo basis includes the concrete column mound, go up the anchor slab, anchor slab down, steel reinforcement framework, ladder platform is walked to the outside, backfill soil layer and a plurality of anchor mechanism, the inside of concrete column mound is provided with steel reinforcement framework, the shape of concrete column mound is cylindricly, be equipped with the flange along the circumferencial direction on the lateral wall of concrete column mound lower part, the up end of flange is the inclined plane of from interior to exterior downward sloping, be equipped with the anchor slab on the up end of concrete column mound, the middle part of concrete column mound lower extreme is equipped with down the anchor slab, go up the edge between anchor slab and the anchor slab and connect through a plurality of anchor mechanism along the circumferencial direction equipartition setting, the upper end of flange is equipped with the backfill soil layer, one side of concrete column mound is equipped with outside ladder platform of walking, outside ladder platform.

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

the utility model provides a flood control flood prevention type wind power generation tower section of thick bamboo basis when having improved basic height, sets up the flange in the outside of concrete column pier, has increased the stability of whole basis, and rethread anchoring mechanism is as an organic whole with a tower section of thick bamboo and basic rigid coupling, and the overall stability of reinforcing wind power generation tower section of thick bamboo prevents that it from taking place to vibrate or slope, satisfies the user demand of bad weather or ground in low-lying relief, prevents the emergence of the phenomenon of flowing backward. Meanwhile, an external ladder walking platform is arranged on the basis, so that operating personnel can conveniently enter the tower door, and the device is safe and reliable.

Drawings

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

fig. 2 is an isometric view of the external landing platform 5 of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at I;

fig. 4 is a schematic structural view of the anchoring mechanism 6 in the present embodiment.

Detailed Description

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 4, and the flood control and flood prevention type wind power generation tower cylinder foundation in the embodiment comprises a concrete column pier 1, an upper anchor plate 2, a lower anchor plate 3, a reinforcement cage 4, an external ladder platform 5, a backfill soil layer 8 and a plurality of anchoring mechanisms 6, wherein the reinforcement cage 4 is arranged inside the concrete column pier 1, the concrete column pier 1 is cylindrical, a flange 1-1 is arranged on the outer side wall of the lower part of the concrete column pier 1 along the circumferential direction, the upper end surface of the flange 1-1 is an inclined plane inclined downwards from inside to outside, the upper end surface of the concrete column pier 1 is provided with the upper anchor plate 2, the middle part of the lower end of the concrete column pier 1 is provided with the lower anchor plate 3, the edges between the upper anchor plate 2 and the lower anchor plate 3 are connected through the plurality of anchoring mechanisms 6 uniformly distributed along the circumferential direction, the backfill soil layer 8 is arranged at the upper end of the flange 1-1, one side of concrete column mound 1 is equipped with outside and walks terraced platform 5, and outside is walked terraced platform 5 rigid coupling and is gone up end at backfill soil layer 8.

When the concrete pier 1 is constructed, the lower anchor plate 3, the steel reinforcement framework 4 and the plurality of anchoring mechanisms 6 are paved and connected, and then concrete is filled. Finally, backfilling the backfill soil layer 8. When the concrete pier 1 is constructed, it should be constructed according to mass concrete, and necessary measures are taken to prevent damage due to hydration heat and concrete shrinkage. Each foundation is cast once, and no construction joint is left in the foundation. The basic requirements of the durability of the concrete pier 1 are that the maximum water-gel ratio of the concrete is 0.5, the maximum chloride ion content is 0.15 percent, and the maximum alkali content is 3kg/m3. Need use the vibrating rod instrument among the concrete work progress, will get into fast when inserting, should slow when extracting, avoid leaving the space in the concrete. The time of each insertion vibration is 20-30s, and the concrete does not obviously sink any more and the air bubbles do not appear to start to spread. The vibrating time is not suitable to be too long, and sand is separated from cement paste and stones sink after too long time, so that a sand layer is formed on the surface of the concrete, and the quality of the concrete is further influenced. After the concrete pier 1 is constructed, the foundation pit is required to be backfilled as soon as possible, the backfilling soil of the backfilling soil layer 8 cannot adopt strong corrosive soil, silt cannot be used, planting soil, frozen soil, expansive soil and soil with the organic matter content of about 5 percent, the periphery of the concrete pier 1 is uniformly backfilled, the concrete pier is tamped in layers, the compaction coefficient is not less than 0.96, the backfilling soil capacity is not less than 1.8t/m3, and the backfilling construction is required to be backfilled symmetrically and synchronously along the periphery.

When the tower barrel is installed, the bottom section lower flange 12 of the tower barrel is arranged at the upper end of the upper anchor plate 2, and the bottom section lower flange 12, the upper anchor plate 2 and the concrete pier 1 are anchored into a whole through the plurality of anchoring mechanisms 6.

In the embodiment, the height of the concrete pier 1 is increased to prevent the tower from flowing backwards, the flange 1-1 is arranged to enhance the stability of the whole foundation, and meanwhile, the upper end face of the flange 1-1 is an inclined plane which is inclined downwards from inside to outside to enhance the strength of the foundation. The steel reinforcement framework 4 is in a grid structure,

the second embodiment is as follows: referring to fig. 1, the present embodiment will be described, in which a high-strength grouting layer 9 is provided between the upper anchor plate 2 and the concrete pier 1. Other components and connection modes are the same as those of the first embodiment.

The third concrete implementation mode: referring to fig. 1 and 3, the embodiment is described, in which a plurality of embedded parts 10 are uniformly distributed along the circumferential direction on the edge of the lower end of the lower anchor plate 3, and each embedded part 10 is connected with the lower anchor plate 3 through an adjusting seat 7. Other components and connecting modes are the same as those of the first embodiment or the second embodiment.

The fourth concrete implementation mode: the embodiment is described with reference to fig. 1 and 3, the adjusting seat 7 in the embodiment includes a lower base plate 7-1, a screw 7-2, and two adjusting nuts 7-3, the lower base plate 7-1 is fixedly connected to the upper end surface of the embedded part 10, the screw 7-2 is vertically fixedly connected to the middle of the upper end surface of the lower base plate 7-1, the upper end of the screw 7-2 is inserted into the lower anchor plate 3, the upper end of the screw 7-2 is screwed with the two adjusting nuts 7-3, and the adjusting nuts 7-3 are respectively disposed at the upper end and the lower end of the lower anchor plate 3. Other components and connection modes are the same as those of the third embodiment.

In this embodiment, a washer is provided on the inner end surface of the adjusting nut 7-3.

The fifth concrete implementation mode: referring to fig. 1, the present embodiment will be described, in which the adjusting base 7 and the embedded part 10 are both provided in the concrete pier 1. The other components and the connection mode are the same as those of the fourth embodiment.

The sixth specific implementation mode: referring to fig. 1, the present embodiment will be described, and a plurality of threading sleeves 11 are provided in the concrete pier 1 according to the present embodiment, and each threading sleeve 11 is provided in the height direction. Other components and connection modes are the same as those of the first embodiment.

The seventh embodiment: referring to fig. 1 and 4, the present embodiment will be described, wherein the anchoring mechanism 6 of the present embodiment includes an anchor rod 6-1 and four anchoring nuts 6-2, the anchor rod 6-1 is vertically inserted into the upper anchor plate 2 and the lower anchor plate 3, the anchoring nuts 6-2 are screwed onto the anchor rod 6-1, and the anchoring nuts 6-2 are respectively disposed at the upper and lower ends of the upper anchor plate 2 and the lower anchor plate 3. Other components and connection modes are the same as those of the first embodiment.

In the present embodiment, a washer is provided on the inner end surface of the anchor nut 6-2.

The specific implementation mode is eight: the embodiment is described with reference to fig. 1 and fig. 2, the external stair platform 5 of the embodiment includes an upper layer staircase 5-1, a lower layer staircase 5-2 and a middle buffering platform 5-3, the middle buffering platform 5-3 is arranged on one side of a concrete column pier 1, the upper end surface of the middle buffering platform 5-3 is rectangular, the upper layer staircase 5-1 is arranged between the middle buffering platform 5-3 and the concrete column pier 1, the lower end of the upper layer staircase 5-1 is fixedly connected with one side edge of the upper end surface of the middle buffering platform 5-3, the upper end of the lower layer staircase 5-2 is fixedly connected with one adjacent side edge of the upper end surface of the middle buffering platform 5-3, and the lower end of the lower layer staircase 5-2 is fixedly connected with the upper end surface of a backfill soil layer 8. Other components and connection modes are the same as those of the first embodiment, the second embodiment, the fourth embodiment, the fifth embodiment, the sixth embodiment or the seventh embodiment.

Considering that the surrounding environment of each machine position on site is different, the ladder walking platform 5 outside the tower is designed into an L-shaped corner two-layer combined structure, so that the design saves the site space and enhances the stability of the ladder. The upper-layer escalator 5-1 and the lower-layer escalator 5-2 are fixedly connected with the middle buffering table 5-3 in a welding mode, the upper-layer escalator 5-1 and the lower-layer escalator 5-2 are welded into an escalator beam frame by angle steel or channel steel when being manufactured, a steel grating is welded on the frame to serve as a pedal, and meanwhile handrails are welded on the two sides of the upper-layer escalator 5-1 and the lower-layer escalator 5-2 and the other two sides of the upper end table top of the middle buffering table 5-3 to play a role in protection.

The upper end of the upper-layer staircase 5-1 is also provided with a horizontal platform 5-8 so as to be convenient for workers to stand, and the outer side end of the horizontal platform 5-8 is fixedly connected to the outer side wall of the bottom tower barrel at the lower end of the tower barrel door.

The specific implementation method nine: the embodiment is described with reference to fig. 1 and fig. 2, in the embodiment, four support columns 5-4 are arranged at the lower end of the middle buffering platform 5-3, the four support columns 5-4 are arranged in a rectangular frame shape, two diagonal braces 5-5 are fixedly connected between every two adjacent support columns 5-4, and the middle parts of the two diagonal braces 5-5 are arranged in a crossing manner. The other components and connection modes are the same as those of the eighth embodiment.

The detailed implementation mode is ten: referring to fig. 1 and 2, the embodiment is described, wherein the lower end of the support upright 5-4 is fixedly connected with the upper end face of a backfill soil layer 8 through an adjusting anchor 5-6, and the lower end of the lower escalator 5-2 is fixedly connected with the upper end face of the backfill soil layer 8 through a support anchor 5-7. 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 flood control flood prevention type wind power generation tower section of thick bamboo basis which characterized in that: the flood control and flood prevention type wind power generation tower cylinder foundation comprises a concrete column pier (1), an upper anchor plate (2), a lower anchor plate (3), a steel reinforcement framework (4), an outer ladder walking platform (5), a backfill soil layer (8) and a plurality of anchoring mechanisms (6), wherein the steel reinforcement framework (4) is arranged inside the concrete column pier (1), the concrete column pier (1) is cylindrical, a flange (1-1) is arranged on the outer side wall of the lower part of the concrete column pier (1) along the circumferential direction, the upper end surface of the flange (1-1) is an inclined plane inclined downwards from inside to outside, the upper end surface of the concrete column pier (1) is provided with the upper anchor plate (2), the lower anchor plate (3) is arranged in the middle of the lower end of the concrete column pier (1), the edge between the upper anchor plate (2) and the lower anchor plate (3) is connected through the plurality of anchoring mechanisms (6) uniformly distributed along the circumferential direction, a backfill soil layer (8) is arranged at the upper end of the flange (1-1), an external ladder walking platform (5) is arranged on one side of the concrete column pier (1), and the external ladder walking platform (5) is fixedly connected to the upper end face of the backfill soil layer (8).

2. The flood control flood prevention type wind power generation tower cylinder foundation of claim 1, characterized in that: and a high-strength grouting material layer (9) is arranged between the upper anchor plate (2) and the concrete column pier (1).

3. The flood control and flood prevention type wind power generation tower cylinder foundation according to claim 1 or 2, characterized in that: the edge of the lower end of the lower anchor plate (3) is uniformly provided with a plurality of embedded parts (10) along the circumferential direction, and each embedded part (10) is connected with the lower anchor plate (3) through an adjusting seat (7).

4. The flood control flood prevention type wind power generation tower cylinder foundation of claim 3, characterized in that: the adjusting seat (7) comprises a lower bottom plate (7-1), a screw rod (7-2) and two adjusting nuts (7-3), the lower bottom plate (7-1) is fixedly connected to the upper end face of the embedded part (10), the screw rod (7-2) is vertically fixedly connected to the middle of the upper end face of the lower bottom plate (7-1), the upper end of the screw rod (7-2) is inserted into the lower anchor plate (3), the two adjusting nuts (7-3) are screwed to the upper end of the screw rod (7-2), and the adjusting nuts (7-3) are respectively arranged at the upper end and the lower end of the lower anchor plate (3).

5. The flood control flood prevention type wind power generation tower cylinder foundation of claim 4, characterized in that: the adjusting seat (7) and the embedded part (10) are both arranged in the concrete column pier (1).

6. The flood control flood prevention type wind power generation tower cylinder foundation of claim 1, characterized in that: a plurality of threading sleeves (11) are arranged in the concrete pier (1), and each threading sleeve (11) is arranged along the height direction.

7. The flood control flood prevention type wind power generation tower cylinder foundation of claim 1, characterized in that: the anchoring mechanism (6) comprises an anchor rod (6-1) and four anchoring nuts (6-2), the anchor rod (6-1) is vertically inserted into the upper anchor plate (2) and the lower anchor plate (3), the anchoring nuts (6-2) are screwed on the anchor rod (6-1), and the anchoring nuts (6-2) are respectively arranged at the upper end and the lower end of the upper anchor plate (2) and the lower anchor plate (3).

8. The flood control type wind power generation tower foundation of claim 1, 2, 4, 5, 6 or 7, wherein: the outer ladder walking platform (5) comprises an upper layer escalator (5-1), a lower layer escalator (5-2) and a middle buffering platform (5-3), the middle buffering platform (5-3) is arranged on one side of a concrete column pier (1), the upper end surface of the middle buffering platform (5-3) is rectangular, the upper layer escalator (5-1) is arranged between the middle buffering platform (5-3) and the concrete column pier (1), the lower end of the upper layer escalator (5-1) is fixedly connected with one side edge of the upper end surface of the middle buffering platform (5-3), the upper end of the lower layer escalator (5-2) is fixedly connected with one adjacent side edge of the upper end surface of the middle buffering platform (5-3), and the lower end of the lower layer escalator (5-2) is fixedly connected onto the upper end surface of a backfill soil layer (8).

9. The flood control flood prevention type wind power generation tower cylinder foundation of claim 8, characterized in that: the lower end of the middle buffering platform (5-3) is provided with four supporting columns (5-4), the four supporting columns (5-4) are arranged in a rectangular frame shape, two diagonal draw bars (5-5) are fixedly connected between every two adjacent supporting columns (5-4), and the middle parts of the two diagonal draw bars (5-5) are arranged in a crossed mode.

10. The flood control flood prevention type wind power generation tower cylinder foundation of claim 9, characterized in that: the lower end of the supporting upright post (5-4) is fixedly connected with the upper end face of the backfill soil layer (8) through an adjusting anchor (5-6), and the lower end of the lower-layer escalator (5-2) is fixedly connected with the upper end face of the backfill soil layer (8) through a supporting anchor (5-7).