CN116378087A - Offshore photovoltaic support and connection structure thereof with pile foundation - Google Patents

Abstract

The invention relates to the technical field of ocean engineering, in particular to an offshore photovoltaic bracket and a connection structure thereof with pile foundation connection. The offshore photovoltaic support comprises an upper structure and a connecting structure, wherein the connecting structure comprises an upper stress column, a connecting position fixedly connected with the upper structure of the offshore photovoltaic support is arranged on the upper stress column, a socket structure is arranged at the lower end of the upper stress column, the maximum size of the socket structure in the horizontal direction is smaller than the diameter of an inner hole of a pile foundation, the socket structure is used for being inserted into the inner hole of the pile foundation, a grouting hole communicated with the inner hole of the pile foundation is further formed in the upper stress column, and concrete is poured into the connecting structure through the grouting hole so as to be fixedly connected with the pile foundation. Through the hole cooperation of socket joint structure and pile foundation, can aim at the location on the pile foundation with marine photovoltaic support, utilize grouting hole to pour into concrete and accomplish the fixed of marine photovoltaic support and pile foundation, whole assembly process is convenient, swift to can guarantee the reliability and the security of marine photovoltaic support installation.

Description

Offshore photovoltaic support and connection structure thereof with pile foundation

Technical Field

The invention relates to the technical field of ocean engineering, in particular to an offshore photovoltaic bracket and a connection structure thereof with pile foundation connection.

Background

The photovoltaic system generally comprises a pile foundation and a photovoltaic support fixedly arranged on the pile foundation, wherein the photovoltaic support can be structurally divided into an upper structure and a bottom connecting structure, and the bottom of the connecting structure is used for being fixed with the pile foundation. Traditional land photovoltaic adopts PHC tubular pile or spiral steel pile as the pile foundation more, and when actually installing, the photovoltaic support is arranged at the top of pile foundation through modes such as hoist and mount to make the connection structure of photovoltaic support bottom aim at the pile foundation, later realize the connection structure of photovoltaic support bottom and the fixed of pile foundation through welded mode.

At present, the construction of an offshore photovoltaic system is still in a early feasibility research stage, and an offshore photovoltaic support is generally larger, so that the size of a pile foundation for supporting the offshore photovoltaic support is also larger, and a downward extending inner hole is usually formed in the pile foundation for saving materials.

When installing the offshore photovoltaic support, if utilize above-mentioned land photovoltaic's mounting means to install, the whole needs to be carried through the ship of offshore photovoltaic support, because the ship receives the stormy waves influence, the connection structure of the photovoltaic support bottom is difficult to realize when hoist and mount and the alignment of pile foundation. And when welding bottom connection structure and pile foundation of marine photovoltaic support, the photovoltaic support can rock back and forth, is unfavorable for the steadiness of marine photovoltaic support integral erection and the maneuverability of construction method, and operation fail safe nature and construction scheme feasibility are all lower. Meanwhile, under the environment of marine heavy salt mist and even spray splashing, the welding parts of the upper structure and the connecting structure and the welding parts of the connecting structure and the pile foundation are easy to be corroded by seawater, and the whole service life of the marine photovoltaic bracket is influenced.

Therefore, when installing the offshore photovoltaic support, how to ensure that the installation of the offshore photovoltaic support is convenient and the offshore photovoltaic support has a longer service life is a technical problem to be solved urgently by the technicians in the field.

Disclosure of Invention

The invention aims to solve the technical problem of providing the offshore photovoltaic bracket and the connecting structure thereof with the pile foundation, and the socket structure is arranged on the stress column at the upper part, and the maximum dimension of the socket structure in the horizontal direction is smaller than the inner hole of the pile foundation, so that when the offshore photovoltaic bracket is actually installed, the socket structure can be inserted into the inner hole of the pile foundation and has a certain adjustment quantity in the horizontal direction, the inner hole of the pile foundation is utilized, the offshore photovoltaic bracket is conveniently aligned and positioned on the pile foundation, the operation difficulty is reduced, and the installation efficiency of the offshore photovoltaic bracket is improved; the offshore photovoltaic bracket can be positioned on the pile foundation under the limit of the socket structure, so that the offshore photovoltaic bracket is prevented from shaking due to factors such as sea waves, and the subsequent operation is facilitated; set up the grout hole on the stress column of upper portion, can fix connection structure on the pile foundation through the concrete that the grout hole was poured into, and then realize the fixed of marine photovoltaic support, can avoid the difficult operation that traditional welding brought, the easy scheduling problem that corrodes, reduce the operation degree of difficulty to improve the life of marine photovoltaic support.

According to the technical scheme, the connecting structure for connecting the offshore photovoltaic support with the pile foundation comprises an upper stress column, wherein a connecting position for fixedly connecting the upper stress column with an upper structure of the offshore photovoltaic support is arranged on the upper stress column, a socket structure is arranged at the lower end of the upper stress column, the largest dimension of the socket structure in the horizontal direction is smaller than the inner hole diameter of the pile foundation, the socket structure is used for being inserted into the inner hole of the pile foundation, a grouting hole for communicating with the inner hole of the pile foundation is further formed in the upper stress column, and concrete is poured into the connecting structure through the grouting hole so as to be fixedly connected with the pile foundation.

Further, the socket structure comprises a socket board, and the lower end of the socket board is provided with a sharp corner.

Further, the socket structure further comprises a reinforcing plate, wherein the reinforcing plate is crossed with the socket plate.

Further, the length of the reinforcing plate in the vertical direction is smaller than the length of the socket board in the vertical direction.

Further, the connection position is fixedly connected with the upper structure through a bolt assembly.

Further, the connection sites are provided in plurality and arranged at intervals on the outer peripheral surface of the upper stress column.

Further, the plurality of connection locations are arranged along an array of axes of the upper stress column.

Further, the connecting position comprises an inclined support extending upwards in an inclined mode and a connecting flange arranged at the upper end of the inclined support, and the connecting flange is fixedly connected with a corresponding structure of the upper structure through a bolt assembly.

Further, the bottom of upper portion atress post is provided with the connection end plate, and the connection end plate is used for sitting on the pile foundation.

The invention further provides a marine photovoltaic support, which comprises an upper structure and a connecting structure fixedly connected with the upper structure, wherein the connecting structure is a connecting structure for connecting the marine photovoltaic support with a pile foundation, the connecting structure for connecting the marine photovoltaic support with the pile foundation comprises an upper stress column, a connecting position for fixedly connecting the upper structure of the marine photovoltaic support is arranged on the upper stress column, a socket structure is arranged at the lower end of the upper stress column, the maximum size of the socket structure in the horizontal direction is smaller than the diameter of an inner hole of the pile foundation, the socket structure is used for being inserted into the inner hole of the pile foundation, and a grouting hole for communicating with the inner hole of the pile foundation is further formed in the upper stress column, and concrete is poured into the connecting structure through the grouting hole to be fixedly connected with the pile foundation.

Further, the socket structure comprises a socket board, and the lower end of the socket board is provided with a sharp corner.

Further, the socket structure further comprises a reinforcing plate, wherein the reinforcing plate is crossed with the socket plate.

Further, the length of the reinforcing plate in the vertical direction is smaller than the length of the socket board in the vertical direction.

Further, the connection position is fixedly connected with the upper structure through a bolt assembly.

Further, the connection sites are provided in plurality and arranged at intervals on the outer peripheral surface of the upper stress column.

Further, the plurality of connection locations are arranged along an array of axes of the upper stress column.

Further, the connecting position comprises an inclined support extending upwards in an inclined mode and a connecting flange arranged at the upper end of the inclined support, and the connecting flange is fixedly connected with a corresponding structure of the upper structure through a bolt assembly.

Further, the bottom of upper portion atress post is provided with the connection end plate, and the connection end plate is used for sitting on the pile foundation.

The beneficial effects are that: (1) According to the connecting structure for connecting the offshore photovoltaic bracket and the pile foundation, the socket structure is arranged at the lower end of the upper stress column, the largest dimension of the socket structure in the horizontal direction is smaller than the diameter of the inner hole of the pile foundation, when the offshore photovoltaic bracket is actually installed, the socket structure is inserted into the inner hole of the pile foundation, and a certain adjustment amount is arranged between the inner holes of the pile foundation and the socket structure, so that the inner holes of the pile foundation are utilized, the connecting structure of the offshore photovoltaic bracket and the corresponding pile foundation are aligned and positioned conveniently, the installation accuracy can be improved, the installation difficulty can be reduced by utilizing the adjustment amount, and the installation efficiency of the offshore photovoltaic bracket can be improved. Meanwhile, the offshore photovoltaic support can be always kept on the pile foundation under the limit of the socket structure, so that the offshore photovoltaic support is prevented from shaking due to factors such as sea waves, and subsequent operation is facilitated.

(2) Set up the grout hole on connection structure, can utilize the concrete that the grout hole was poured like this to be connected offshore photovoltaic support and pile foundation as an organic wholely, for traditional welded mode, can improve fixed reliability, improve offshore photovoltaic system's intensity, simultaneously, can avoid traditional mode that utilizes welded fastening offshore photovoltaic support and pile foundation to bring the difficult operation, the problem of corroding easily, reduced offshore photovoltaic support's installation degree of difficulty, guarantee offshore photovoltaic support's life.

(3) The socket structure comprises a socket plate and a reinforcing plate, and the lower end of the socket plate is provided with a sharp corner, so that the socket structure can be conveniently inserted into an inner hole of a pile foundation. The reinforcing plate crosses with the spigot-and-socket board cross and the length of the reinforcing plate in the vertical direction is smaller than that of the spigot-and-socket board, so that the strength of the spigot-and-socket structure can be enhanced by the reinforcing plate, and the influence on the insertion of the spigot-and-socket board into the inner hole of the pile foundation is avoided.

(4) The upper part stress column is provided with the connecting position connected with the upper structure, and the connecting position is fixedly connected with the upper structure through the bolt assembly, so that the offshore photovoltaic support can be designed into two detachable parts, and the installation convenience of the offshore photovoltaic support is improved. Simultaneously, the bolt component is used for fixedly connecting the connecting structure and the upper structure, so that the problems of easy corrosion and lower connecting strength in the traditional welding mode can be avoided, and the service life of the offshore photovoltaic bracket is prolonged.

(5) The plurality of connecting positions are arranged along the axial line array of the upper stress column, so that the weight of the upper structure of the offshore photovoltaic support is uniformly applied to the connecting structure, and then the weight is uniformly transferred to the pile foundation.

(6) The connecting position is designed to be a diagonal brace and the connecting flange is arranged at the upper end of the diagonal brace, so that on one hand, the supporting strength can be improved by using the diagonal brace, and on the other hand, the connecting convenience can be improved by using the connecting flange.

(7) The bottom of upper portion atress post sets up the connection end plate, and when actual installation, after the hole of pile foundation is inserted to socket joint structure, the connection end plate can be located in the pile foundation upper end, and the installation of being convenient for to utilize the connection end plate can provide the support in advance for marine photovoltaic support, reduce operating personnel's the operation degree of difficulty.

(8) According to the offshore photovoltaic support, the offshore photovoltaic support can be designed into two detachable parts through the connecting position on the connecting structure, so that the offshore photovoltaic support is convenient to transport and install practically on one hand, the problems that an upper structure and the connecting structure are fixed through welding, the welding mode is easy to rust and the connecting strength is low are avoided, and the service life of the offshore photovoltaic support is prolonged. The socket structure can facilitate aligning and positioning the offshore photovoltaic support on the pile foundation, so that the installation efficiency is improved, the installation difficulty is reduced, and the feasibility and the safety reliability of the installation of the offshore photovoltaic support are improved.

Drawings

FIG. 1 is a schematic view of the whole structure of a connection structure of an offshore photovoltaic bracket and pile foundation in the embodiment 1 of the invention;

FIG. 2 is a front view of a connection structure of an offshore photovoltaic module and pile foundation according to embodiment 1 of the present invention;

FIG. 3 is a left side view of the connection structure of the offshore photovoltaic module and pile foundation according to the embodiment 1 of the present invention;

FIG. 4 is a top view of the connection structure of the offshore photovoltaic module and pile foundation according to the embodiment 1 of the present invention;

FIG. 5 is a schematic view showing the overall structure of a connection structure of an offshore photovoltaic support and pile foundation according to embodiment 2 of the present invention;

FIG. 6 is a front view of a connection structure of an offshore photovoltaic module and pile foundation according to embodiment 2 of the present invention;

FIG. 7 is a left side view of the connection structure of the offshore photovoltaic module and pile foundation according to the embodiment 2 of the present invention;

fig. 8 is a top view of a connection structure of an offshore photovoltaic module and pile foundation according to embodiment 2 of the present invention.

In the figure: 1. an upper force-bearing column; 2. a connection site; 21. a diagonal support; 22. a connecting flange; 3. connecting end plates; 4. a socket board; 5. a reinforcing plate; 6. grouting holes; 7. a connecting lug; 8. bolt holes.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present application, it should be noted that, if the terms "upper," "lower," "horizontal," "inner," and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present application and simplifying the description, and does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the term "horizontal" if present does not mean that the component is required to be absolutely horizontal, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

The present application is described in further detail below with reference to the accompanying drawings:

specific example 1 of an offshore photovoltaic support of the invention:

referring to fig. 1 to 4, the offshore photovoltaic support of the present invention includes an upper structure (not shown) and a connection structure fixedly connected to the upper structure, the connection structure being a connection structure (hereinafter, simply referred to as a connection structure) of the offshore photovoltaic support to a pile foundation, wherein a top of the upper structure is used for supporting a photovoltaic module, and a bottom of the connection structure is used for being fixed to the pile foundation to support the entire offshore photovoltaic support using the pile foundation.

In this embodiment, four supporting positions are provided around the bottom of the upper structure of the single offshore photovoltaic support, and a connection structure is fixedly provided on each supporting position, that is, four connection structures for supporting are provided at the bottom of the single offshore photovoltaic support.

In this embodiment, the size and weight of the offshore photovoltaic support are large, so that the pile foundation used by the offshore photovoltaic support is large in size, and in order to save materials, a downward extending inner hole is usually formed in the pile foundation. As shown in fig. 1, in this embodiment, the connection structure includes an upper stress column 1, a socket structure is provided at the lower end of the upper stress column 1, and the largest dimension of the socket structure in the horizontal direction is smaller than the diameter of the inner hole of the pile foundation, so that the socket structure can be inserted into the inner hole of the pile foundation, and has a certain adjustment amount.

The hole that can get up the pile foundation like this, when the marine photovoltaic support of actual installation, utilize the cooperation of socket joint structure and pile foundation hole, be convenient for aim at the location with marine photovoltaic support on the pile foundation to can utilize the clearance between socket joint structure and the pile foundation hole, be convenient for finely tune the mounted position of marine photovoltaic support, improve the installation accuracy, reduce the installation degree of difficulty, improve the installation effectiveness of marine photovoltaic support, guarantee the security of installation operation. Meanwhile, the offshore photovoltaic support can be always kept on the pile foundation under the limit of the socket structure, so that the offshore photovoltaic support is prevented from shaking due to factors such as sea waves, and subsequent operation is facilitated.

As shown in fig. 1 and 4, a grouting hole 6 is formed in the top of the upper stress column 1, the grouting hole 6 extends downwards and is communicated with an inner hole of a pile foundation, and when the connecting structure is arranged on the pile foundation through a socket structure in actual use, concrete is injected into the pile foundation through the grouting hole 6, so that the connecting structure is fixed with the pile foundation, and further, the fixed connection between the offshore photovoltaic support and the pile foundation is realized. The setting like this can utilize the concrete of pouring to be connected offshore photovoltaic support and pile foundation as an organic wholely, for traditional welded mode, can improve fixed reliability, improves offshore photovoltaic system's intensity. Meanwhile, the problems of difficult operation and easy corrosion caused by the traditional mode of fixing the offshore photovoltaic support and the pile foundation by welding can be avoided, the installation difficulty of the offshore photovoltaic support is reduced, the service life of the offshore photovoltaic support is ensured, and the feasibility and the safety reliability of offshore photovoltaic construction are improved.

In this embodiment, as shown in fig. 1 and 4, two grouting holes 6 are formed in the top of the upper stress column 1, so that the grouting speed can be increased and the working efficiency can be improved. Of course, in other embodiments, the number of grouting holes 6 may be set according to actual needs, such as 1, 3, etc.

As shown in fig. 1, 2 and 3, the socket structure comprises a socket board 4 and a reinforcing plate 5, and the socket board 4 crosses the reinforcing plate 5. Specifically, the lower extreme of socket board 4 is provided with the closed angle, sets up like this, utilizes the closed angle of socket board 4 lower extreme can be convenient for insert the hole of pile foundation with socket structure. The length of the reinforcing plate 5 in the vertical direction is smaller than the length of the socket board 4 in the vertical direction, so that the strength of the socket structure can be reinforced by the reinforcing plate 5, and the insertion of the socket board 4 is prevented from being influenced.

As shown in fig. 2, 3 and 4, in the present embodiment, a connection site 2 for fixedly connecting with the upper structure of the offshore photovoltaic support is provided on the upper stress column 1, and the connection site 2 is fixedly connected with the upper structure by a bolt assembly.

Specifically, as shown in fig. 2, the connection location 2 includes an inclined support 21 extending obliquely upward and a connection flange 22 disposed at an upper end of the inclined support 21, wherein the connection flange 22 is fixedly connected with a corresponding flange structure (not shown) of the upper structure through a bolt assembly.

In this embodiment, as shown in fig. 4, the connection sites 2 are arranged in an array along the axis of the upper stress column 1. Four inclined beams extending towards the upper stress column 1 are arranged at positions of the upper structure corresponding to one connecting structure, inclined beam flanges are respectively arranged at the lower ends of the four inclined beams, and the four inclined beam flanges correspond to the positions of the connecting flanges 22 of the four connecting positions 2.

On the one hand, the weight of the upper structure of the offshore photovoltaic support can be enabled to uniformly act on the connecting structure, and then the weight is uniformly transferred to the pile foundation, so that the service life of the whole offshore photovoltaic system is prolonged, on the other hand, the offshore photovoltaic support can be designed to be detachable into two parts, and the installation convenience of the offshore photovoltaic support is improved. Meanwhile, the connecting structure, the upper structure and the bolt assembly can be subjected to professional rust prevention treatment when leaving factories, rust prevention is not needed on the installation site, the rust prevention capability is improved, the problems that the traditional welding mode is easy to rust and the connecting strength is low can be avoided, and the service life of the offshore photovoltaic bracket is prolonged.

Of course, in other embodiments, the number of the connection bits 2 may be designed according to actual design requirements, such as 2, 3, 5, etc., and of course, only 1 may be set when the actual requirements are satisfied. In other embodiments, the arrangement manner of the four connection bits 2 may be different, and may not be an array arrangement according to actual requirements, but may be an interval arrangement, so long as installation corresponding to the corresponding structure of the upper structure can be achieved.

In this embodiment, as shown in fig. 2, the connection locations 2 are all disposed at the middle position of the upper stress column 1, so that after the installation of the offshore photovoltaic system is completed, the location of the connection locations 2 is closer to the bottom pile foundation position, and the supporting strength is improved.

In this embodiment, as shown in fig. 2 and 3, the bottom of the upper stress column 1 is provided with a connecting end plate 3, when the socket structure is inserted into the inner hole of the pile foundation, the connecting end plate 3 can be located on the upper end surface of the pile foundation, so that when in actual installation, the connecting end plate 3 can be utilized to provide pre-support for the offshore photovoltaic support, so that an operator can conveniently adjust the installation position of the offshore photovoltaic support, and the operation difficulty of the operator is reduced.

The installation process of the offshore photovoltaic bracket comprises the following steps: firstly, aligning the corresponding oblique beam flange on the upper structure with the connecting flange 22 of the corresponding connecting position 2 on the connecting structure, and fixing the oblique beam flange and the connecting flange 22 by utilizing a bolt assembly to complete the assembly of the offshore photovoltaic bracket.

And hoisting the offshore photovoltaic bracket to the upper part of the pile foundation in a hoisting mode, and enabling the connecting structure to be aligned to the pile foundation. The offshore photovoltaic support is lowered, the socket structure at the lower part of the connecting structure is inserted into the inner hole of the corresponding pile foundation, and the position of the socket structure in the inner hole is adjusted to complete the position debugging of the offshore photovoltaic support, so that the installation position is accurate. In actual construction, the top end of the pile foundation may not be on a horizontal plane, but since the spigot and socket structure has been inserted into the inner hole of the corresponding pile foundation, even though not all the connection end plates 3 of the connection structure can be located on the upper end surfaces of the corresponding pile foundations, the offshore photovoltaic support is positioned on the pile foundation, and still can be stably maintained above the pile foundation without falling off along with the shaking of sea waves, so that safety is ensured.

Pouring concrete into the inner hole of the pile foundation through the grouting holes 6 until the grouting holes 6 are filled with the concrete, and ensuring that all connecting structures are fixed on the pile foundation after the concrete is solidified, thereby realizing the fixed connection of the offshore photovoltaic support and the pile foundation.

Thus, the installation of the offshore photovoltaic system is completed.

Example 2: as shown in fig. 5 to 8, in the present embodiment, the connection structure of the offshore photovoltaic support and the pile foundation includes an upper stress column 1, a socket plate 4, a reinforcing plate 5 and a connection end plate 3 are provided at the lower end of the upper stress column 1, and a grouting hole 6 for pouring concrete is provided on the upper stress column 1.

Unlike embodiment 1, this embodiment provides a different connection site 2, in this embodiment, the connection site 2 includes a connection lug 7 provided between the upper stress column 1 and the connection end plate 3, a bolt hole 8 is provided on the connection lug 7, and at this time, a connection hole corresponding to the bolt hole 8 on the connection lug 7 is provided at the lower end of the diagonal member of the upper structure, so that the upper structure and the connection structure are fixedly connected by a bolt assembly provided in the bolt hole 8 and the connection hole.

Example 3: the embodiment provides a different socket structure, in this embodiment, the socket structure is the cone structure of setting up in upper portion atress post bottom to cone structure's maximum diameter is less than the hole diameter of pile foundation, and when actual installation, the cone stretches into the hole of pile foundation, in order to accomplish the alignment location of marine photovoltaic support and pile foundation.

Example 4: the present embodiment provides a different socket structure, and in this embodiment, when the actual requirement is met, the socket structure may not be provided with a socket board.

Example 5: the present embodiment provides a different connection structure, in this embodiment, when the actual requirement is satisfied, the connection structure and the upper structure may be fixedly connected through fastening pins.

Example 6: the present embodiment provides a different grouting hole, in which the grouting hole may be provided on the outer circumferential surface of the upper stress column when the actual demand is satisfied.

The connection structure of the offshore photovoltaic support and the pile foundation is the same as the connection structure of the offshore photovoltaic support and the pile foundation in the offshore photovoltaic support, and will not be described herein.

The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. The utility model provides a connection structure that marine photovoltaic support and pile foundation are connected, its characterized in that, including upper portion atress post, be provided with on the upper portion atress post be used for with marine photovoltaic support's upper portion structure fixed connection's hookup location, upper portion atress post's lower extreme is provided with socket joint structure, socket joint structure is used for being less than the hole diameter of pile foundation in the maximum size of horizontal direction, socket joint structure is used for inserting the hole of pile foundation, still be provided with on the upper portion atress post be used for with the grout hole of pile foundation's hole intercommunication, connection structure is through grout hole pouring concrete in order to with pile foundation fixed connection.

2. The connection structure for connection of an offshore photovoltaic support to a pile foundation according to claim 1, wherein the socket structure comprises a socket plate, and the lower end of the socket plate is provided with sharp corners.

3. The connection structure of an offshore photovoltaic module to pile foundation according to claim 2, wherein the socket structure further comprises a reinforcing plate intersecting the socket plate cross.

4. A connection structure for connection of an offshore photovoltaic module to a pile foundation according to claim 3, wherein the length of the reinforcing plate in the vertical direction is smaller than the length of the socket board in the vertical direction.

5. The connection structure for connection of an offshore photovoltaic support to a pile foundation according to any one of claims 1-4, wherein the connection site is fixedly connected to the superstructure by means of a bolt assembly.

6. The connection structure of an offshore photovoltaic module with pile foundation according to claim 5, wherein the connection sites are provided in plurality and spaced apart on the outer circumferential surface of the upper stress column.

7. The offshore photovoltaic module-to-pile foundation connection structure of claim 6, wherein the plurality of connection locations are arranged in an array along an axis of the upper stress column.

8. The connection structure for connection of an offshore photovoltaic support and a pile foundation according to claim 5, wherein the connection position comprises an inclined support extending obliquely upward and a connection flange arranged at the upper end of the inclined support, and the connection flange is fixedly connected with the corresponding structure of the upper structure through a bolt assembly.

9. The connection structure of an offshore photovoltaic module and pile foundation according to claim 5, wherein the bottom of the upper stress column is provided with a connection end plate for seating on the pile foundation.

10. An offshore photovoltaic support comprising an upper structure and a connection structure fixedly connected with the upper structure, wherein the connection structure is a connection structure for connecting the offshore photovoltaic support with a pile foundation according to any one of claims 1-8.

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