A connection structure and method for spliced ​​wind power support column

Abstract

The present invention relates to the field of connection equipment, and in particular to a connection structure and method for a spliced ​​wind power support column. By setting a support baffle column and a fixed connection plate for limiting and fixing, the support baffle column is connected to the inner side of the wind power support column body, and the limiting reinforcement block is set on the outside of the connecting flange and the fixed connection plate, and the limiting reinforcement block is connected to the fixed connection plate by connecting screws, so that the connecting flange and the fixed connection plate are set and limited by the limiting reinforcement block, the stability is high, multiple limiting and fixed connections are performed, the tensile strength and shaking resistance are high, the connection effect is good, and the safety of use is high.

Description

Technical Field

[0001] The present invention relates to the field of connection equipment, and in particular to a connection structure and method for a spliced ​​wind power support column. Background Art

[0002] Wind power generation is a way of converting wind energy into electrical energy. The wind power equipment currently used in the market needs to be supported by support columns. In order to reduce the difficulty of supporting production and transportation, they are mostly supported by splicing.

[0003] The connection structure for assembled wind power support columns currently used in the market still has deficiencies during use. Its connection stability is low, it is easily affected by stretching and shaking, the connection effect is poor, and there are safety hazards. Summary of the invention

[0004] In view of the problem of low connection stability in the prior art, the present invention proposes a connection structure and method for a spliced ​​wind power support column.

[0005] To achieve the above object, the present invention adopts the following technical solutions:

[0006] In a first aspect, the present invention provides a connection structure for a spliced ​​wind power support column, based on two support column structures for supporting wind power equipment, wherein: the support column structure comprises a wind power support column body and a connection flange, the wind power support column body is a hollow cylinder, and the two connection flanges are respectively installed on the outer side walls of the connection between the two wind power support column bodies;

[0007] The connection mechanism includes a support baffle column, a fixed connection plate and a limit reinforcement block, wherein the two ends of the support baffle column are respectively located on the inner sides of the two wind power support column bodies; the fixed connection plate is fixedly sleeved on the outer side wall of the support baffle column and is located between the two connection flange plates and the two wind power support column bodies; the limit reinforcement block wraps the fixed connection plate and the two connection flange plates;

[0008] The limiting reinforcement block, the fixed connection plate and the two connecting flanges are provided with connecting grooves; the connecting grooves are provided with bolt structures for connecting the limiting reinforcement block, the fixed connection plate and the connecting flanges, or are provided with connecting screws for connecting the limiting reinforcement block and the fixed connection plate.

[0009] Furthermore, the connecting groove includes a screw connecting groove and a bolt connecting groove, wherein the screw connecting groove is arranged along the radial direction of the fixed connecting plate, passes through the limiting reinforcement block, and is embedded in the fixed connecting plate; the bolt connecting groove is vertically perpendicular to the fixed connecting plate and the connecting flange, and passes through the limiting reinforcement block, the fixed connecting plate and the connecting flange.

[0010] Furthermore, a connecting screw is arranged in the screw connecting groove; and a bolt structure is arranged in the bolt connecting groove.

[0011] Furthermore, the bolt structure includes a connecting bolt and a fixing nut, the connecting bolt passes through the limiting reinforcement block, the connecting flange and the fixed connecting plate, and the fixing nut is arranged at the bottom of the connecting bolt.

[0012] Furthermore, there are two fixing nuts, and the thread directions are opposite.

[0013] Furthermore, the exits of the screw connecting groove and the bolt connecting groove are both T-shaped circular grooves.

[0014] Furthermore, the supporting baffle column is a hollow cylinder.

[0015] Furthermore, the position-limiting reinforcement block includes two upper and lower hollow circular plates, a cylinder is connected between the two hollow circular plates, and upper and lower end edges of the cylinder are respectively connected to the outer circumferences of the two hollow circular plates.

[0016] Furthermore, the two wind power support column bodies are symmetrically arranged relative to the support baffle column.

[0017] In a second aspect, the present invention provides a connection method for a spliced ​​wind power support column, based on the connection structure for the spliced ​​wind power support column, comprising the following steps:

[0018] Place the support baffle column into the inner side of one of the two wind power support column bodies to be connected;

[0019] Place the fixed connection plate between the two wind power support column bodies that need to be connected;

[0020] Connecting flanges are installed on the side walls of the connection between the two wind power support column bodies, and the bolt connection grooves on the connecting flanges and the fixed connecting plates correspond to each other;

[0021] Put the limit reinforcement block on the side wall of the connecting flange and make all the connecting grooves correspond;

[0022] Insert the connecting screw into the screw connecting groove 51 in the limiting reinforcement block and the supporting baffle column;

[0023] Insert the connecting bolts into the bolt connection grooves in the limiting reinforcement block, the connecting flange and the fixed connecting plate, then connect the fixing nuts to the connecting bolts and tighten them to complete the splicing.

[0024] Compared with the prior art, the present invention has the following beneficial effects:

[0025] First, by setting a supporting baffle column and a fixed connecting plate for limiting and fixing, the supporting baffle column is connected to the inner side of the wind power supporting column body, and the limiting reinforcement block is installed on the outside of the connecting flange and the fixed connecting plate, and the limiting reinforcement block is connected to the fixed connecting plate by connecting screws, so that the connecting flange and the fixed connecting plate are limited by the limiting reinforcement block, which has high stability, multiple limiting and fixed connections, high tensile and shaking resistance, good connection effect, and high safety in use.

[0026] Second, a bolt structure is used to limit and fix the limit reinforcement block, the connecting flange and the fixed connecting plate to increase the stability of the fixed connection and optimize the connection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] The accompanying drawings in the specification, which constitute a part of the present invention, are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.

[0028] In the attached picture:

[0029] Figure 1 This is a front view of a connection structure for a spliced ​​wind power support column of the present invention;

[0030] Figure 2 A top view of a connection structure for a spliced ​​wind power support column according to the present invention;

[0031] Figure 3 A connection structure for a spliced ​​wind power support column of the present invention Figure 1 Schematic diagram of the cross-section structure at AA in the middle;

[0032] Figure 4 A connection structure for a spliced ​​wind power support column of the present invention Figure 3 Schematic diagram of the cross-sectional structure at BB in the middle;

[0033] Figure 5 A connection structure for a spliced ​​wind power support column of the present invention Figure 3 Schematic diagram of the cross-section structure at CC in the middle;

[0034] Numbers in the figure: 1. Support column structure; 11. Wind power support column body; 12. Connecting flange; 2. Connecting mechanism; 21. Support baffle column; 22. Fixed connecting plate; 23. Limiting reinforcement block; 3. Bolt structure; 31. Connecting bolt; 32. Fixing nut; 4. Connecting screw; 51. Screw connecting groove; 52. Bolt connecting groove. DETAILED DESCRIPTION

[0035] The present invention will be described in detail below with reference to the accompanying drawings and in combination with embodiments. It should be noted that the embodiments and features in the embodiments of the present invention can be combined with each other without conflict.

[0036] The following detailed description is an exemplary description, which is intended to provide further detailed description of the present invention. Unless otherwise specified, all technical terms used in the present invention have the same meaning as those generally understood by those skilled in the art to which the present invention belongs. The terms used in the present invention are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present invention.

[0037] Example 1

[0038] like Figure 1 As shown, the support column structure 1 is used to support wind power equipment. A connecting mechanism 2 for connection is arranged on the side wall at the connection between the upper and lower support column structures 1. The connecting mechanism 2 and the support column structure 1 are provided with a plurality of connecting grooves in a circular array with the center of the cross-section of the support column structure 1 as the center. The connecting grooves include a screw connecting groove 51 and a bolt connecting groove 52, which are respectively used to install a connecting screw 4 and a bolt structure 3 for limiting fixation.

[0039] like Figure 2 , Figure 3 and Figure 4 As shown, the support column structure 1 includes a wind power support column body 11 and a connecting flange 12 , and the connecting mechanism 2 includes a supporting baffle column 21 , a fixed connecting plate 22 and a limiting reinforcement block 23 .

[0040] The wind turbine support column body 11 is a hollow cylinder, and the side walls of the connection between the two wind turbine support column bodies 11 are installed with connecting flanges 12. The connecting flanges 12 are ring-shaped, and the inner side of the connecting flanges 12 is connected to the outer side wall of the wind turbine support column body 11. The connecting flanges 12 are flush with one end of the wind turbine support column body 11.

[0041] The support baffle column 21 is a cylinder, which is arranged inside the connection of the two wind power support column bodies 11, and the connection of the two wind power support column bodies 11 is located at the length center of the support baffle column 21. The two wind power support column bodies 11 and the two corresponding connecting flanges 12 are symmetrically arranged with the central axis of the support baffle column 21 as the symmetry axis. By placing the support baffle column 21 inside the wind power support column body 11, it is blocked and stabilized, and the connection effect is optimized.

[0042] A fixed connection plate 22 is fixedly installed on the side wall at the length center of the support baffle column 21, and the fixed connection plate 22 and the two upper and lower connection flanges 12 are wrapped by a limit reinforcement block 23. The limit reinforcement block 23 includes two upper and lower hollow circular plates, a cylinder is connected between the two hollow circular plates, and the upper and lower ends of the cylinder are respectively connected to the outer periphery of the two hollow circular plates.

[0043] A plurality of screw connection grooves 51 are provided on the side walls of the position-limiting reinforcement block 23 and the side walls of the fixed connection plate 22. The screw connection grooves 51 are T-shaped circular grooves on the side walls of the position-limiting reinforcement block 23, penetrate the position-limiting reinforcement block 23, and are embedded in the fixed connection plate 22. The position-limiting reinforcement block 23 and the fixed connection plate 22 are connected and fastened by arranging the connection screws 4 in the screw connection grooves 51.

[0044] The fixed connection plate 22 is limited and fixed by setting a support baffle column 21, so that the support baffle column 21 is connected to the inner side of the wind power support column body 11, and the limiting reinforcement block 23 is installed on the connecting flange 12 and the side wall of the fixed connection plate 22, so as to limit the position, increase the stability of the connection, avoid shaking and stretching, and increase the connection strength.

[0045] In addition, a through bolt connection groove 52 is provided on the limiting reinforcement block 23, the connecting flange 12 and the fixed connecting plate 22, and both ends of the bolt connection groove 52 are T-shaped grooves for setting the bolt structure 3. Figure 5 As shown, the bolt structure 3 includes a connecting bolt 31 and a fixing nut 32. The connecting bolt 31 passes through the limiting reinforcement block 23, the connecting flange 12 and the fixed connecting plate 22. The bottom of the connecting bolt 31 is provided with a fixing nut 32, and two fixing nuts 32 are provided and rotate in reverse threads.

[0046] The limiting reinforcement block 23 is connected to the fixed connection plate 22 through the connecting screw 4, and the limiting reinforcement block 23, the connecting flange 12 and the fixed connection plate 22 are limited and fixedly connected through the bolt structure 3, thereby increasing the stability of the fixed connection, optimizing the connection effect and improving the safety of use.

[0047] Example 2

[0048] When using it, the steps are as follows:

[0049] Place the support baffle column 21 into the inner side of one of the two wind power support column bodies 11 that need to be connected;

[0050] The fixed connection plate 22 is placed between two wind power support column bodies 11 that need to be connected;

[0051] The side walls of the connection between the two wind power support column bodies 11 are both installed with connecting flanges 12, and the bolt connection grooves 52 are aligned;

[0052] The limiting reinforcement block 23 is mounted on the side wall of the connecting flange 12, and the connecting grooves are aligned;

[0053] Insert the connecting screw 4 into the screw connecting groove 51 in the limiting reinforcement block 23 and the supporting baffle column 21;

[0054] The connecting bolts 31 are inserted into the bolt connection grooves 52 in the limiting reinforcement block 23, the connecting flange 12 and the fixed connecting plate 22, and then the fixing nuts 32 are connected to the connecting bolts 31 and tightened to complete the splicing.

[0055] It is known from common technical knowledge that the present invention can be implemented by other embodiments that do not deviate from its spirit or essential features. Therefore, the above disclosed embodiments are only illustrative in all respects and are not exclusive. All changes within the scope of the present invention or within the scope equivalent to the present invention are included in the present invention.

[0056] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, ordinary technicians in the relevant field should understand that the specific implementation methods of the present invention can still be modified or replaced by equivalents. Any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered within the scope of protection of the claims of the present invention.

Claims

1. A connection structure for a spliced ​​wind power support column, based on two support column structures (1) for supporting wind power equipment, characterized in that: in: The support column structure (1) comprises a wind power support column body (11) and a connecting flange (12), wherein the wind power support column body (11) is a hollow cylinder, and the two connecting flanges (12) are respectively mounted on the outer side walls of the connection between the two wind power support column bodies (11); The connection mechanism (2) comprises a support baffle column (21), a fixed connection plate (22) and a position-limiting reinforcement block (23); the two ends of the support baffle column (21) are respectively located on the inner sides of the two wind power support column bodies (11); the fixed connection plate (22) is fixedly sleeved on the outer side wall of the support baffle column (21) and is located between the two connection flange plates (12) and the two wind power support column bodies (11); the position-limiting reinforcement block (23) wraps the fixed connection plate (22) and the two connection flange plates (12); The position-limiting reinforcement block (23), the fixed connection plate (22) and the two connection flanges (12) are provided with connection grooves; the connection grooves are provided with bolt structures (3) for connecting the position-limiting reinforcement block (23), the fixed connection plate (22) and the connection flanges (12), or are provided with connection screws (4) for connecting the position-limiting reinforcement block (23) and the fixed connection plate (22); the position-limiting reinforcement block (23) comprises two upper and lower hollow circular plates, a cylinder is connected between the two hollow circular plates, and the upper and lower ends of the cylinder are respectively connected to the outer circumferences of the two hollow circular plates; The connection groove comprises a screw connection groove (51) and a bolt connection groove (52), wherein the screw connection groove (51) is arranged along the radial direction of the fixed connection plate (22), penetrates the position-limiting reinforcement block (23), and is embedded in the fixed connection plate (22); the bolt connection groove (52) is vertically perpendicular to the fixed connection plate (22) and the connection flange plate (12), and penetrates the position-limiting reinforcement block (23), the fixed connection plate (22), and the connection flange plate (12); A connecting screw (4) is arranged in the screw connecting groove (51); a bolt structure (3) is arranged in the bolt connecting groove (52); the bolt structure (3) comprises a connecting bolt (31) and a fixing nut (32); the connecting bolt (31) passes through the limiting reinforcement block (23), the connecting flange (12) and the fixing connecting plate (22); the fixing nut (32) is arranged at the bottom of the connecting bolt (31); there are two fixing nuts (32), and the thread directions of the fixing nuts are opposite.

2. The connection structure for the spliced ​​wind power support column according to claim 1 is characterized in that: The exits of the screw rod connection groove (51) and the bolt connection groove (52) are both T-shaped circular grooves.

3. The connection structure for the spliced ​​wind power support column according to claim 1, characterized in that: The supporting baffle column (21) is a hollow cylinder.

4. The connection structure for the spliced ​​wind power support column according to claim 1, characterized in that: The two wind power support column bodies (11) are symmetrically arranged relative to the support baffle column (21).

5. A method for connecting a spliced ​​wind power support column, based on the connection structure for a spliced ​​wind power support column according to any one of claims 1 to 4, characterized in that: The steps include: Placing the support baffle column (21) inside one of the two wind power support column bodies (11) that need to be connected; Placing the fixed connection plate (22) between two wind power support column bodies (11) that need to be connected; A connecting flange (12) is installed on the side walls of the connection between the two wind power support column bodies (11), and the connecting flange (12) and the bolt connection groove (52) on the fixed connection plate (22) correspond to each other; The limiting reinforcement block (23) is mounted on the side wall of the connecting flange (12) so that all the connecting grooves are aligned; Inserting the connecting screw rod (4) into the screw rod connecting groove (51) in the limiting reinforcement block (23) and the supporting baffle column (21); The connecting bolts (31) are inserted into the bolt connection grooves (52) in the limiting reinforcement block (23), the connecting flange (12) and the fixed connecting plate (22), and then the fixing nuts (32) are connected to the connecting bolts (31) and tightened to complete the splicing.

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