CN217923702U - A synthesize stake cable connection structure for marine span wire photovoltaic - Google Patents

Abstract

The utility model provides a comprehensive pile cable connecting structure for offshore suspension cable photovoltaic, which comprises an installation part and a bearing part, wherein the installation part is connected with the pile foundation pile top and comprises an end plate, a bearing plate and a top plate; the end plate is arranged on the top surface of the pile top of the pile foundation and seals the pile top of the pile foundation; the top plate is arranged above the end plate, and the top plate and the end plate are arranged in parallel; the bearing plate is connected between the end plate and the top plate; the bearing plate is formed by mutually crossing a transverse plate and a longitudinal plate; the utility model discloses a welding pile cable connection structure at pile bolck, through the cable wire with accept the technique that the board links to each other to realize that the cable wire links to each other with the directness of pile foundation, no longer adopt traditional staple bolt to link to each other, the structure is firm, has avoided the possibility of staple bolt gliding, saves the field installation work simultaneously.

Description

A synthesize stake cable connection structure for marine suspension cable photovoltaic

Technical Field

The utility model relates to a marine photovoltaic power generation technical field, concretely relates to synthesize stake cable connection structure for marine suspension cable photovoltaic.

Background

At present, the problems of traditional energy shortage and natural environment deterioration are becoming more serious, and the development and utilization of renewable energy sources are imminent. Solar energy is a renewable clean energy source and is receiving human attention. With the rapid development of photovoltaic technology, photovoltaic power generation becomes one of the most effective ways to develop solar energy resources today. Offshore photovoltaics are an emerging direction for solar energy utilization, and the development is rapid in recent years.

However, in a special offshore environment, the photovoltaic module structure is not only corroded and damaged by high humidity and high salt in the ocean, but also bears complex load effects such as wind and snow, the connection between the pile foundation and the cable structure bears a huge load effect, the traditional mode of connecting the pile foundation and the cable structure by using the anchor ear is likely to have the conditions of unstable connection and the like, and how to ensure the safety and reliability of the connection between the pile foundation and the cable structure is a great challenge. In order to utilize solar energy resources to the maximum extent and better realize offshore photovoltaic power generation, the key point is to provide an offshore suspension cable photovoltaic comprehensive pile cable connecting structure which is reliable in structure, good in durability, convenient to construct and low in cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can simple and convenient can guarantee that pile foundation and other part junctions of marine photovoltaic system connect reliable stake cable connection structure.

Therefore, the utility model adopts the following technical scheme:

a comprehensive pile and cable connecting structure for offshore suspended cable photovoltaics comprises a mounting part and a bearing part which are connected with a pile foundation pile top, wherein the mounting part comprises an end plate, a bearing plate and a top plate; the end plate is arranged on the top surface of the pile top of the pile foundation and seals the pile top of the pile foundation; the top plate is arranged above the end plate, and the top plate and the end plate are arranged in parallel; the bearing plate is connected between the end plate and the top plate; the bearing plate is formed by mutually crossing a transverse plate and a longitudinal plate; the upper end and the lower end of the bearing plate are divided into a stress space and a connecting space in the height direction, and a gap is formed between the stress space and the connecting space; the bearing part is arranged in the connecting space.

Further: the pile foundation pile comprises a pile foundation pile top and is characterized in that a connecting plate is arranged on the top surface of the pile foundation pile top, an opening is formed in the outer edge of the connecting end of the end plate and the connecting plate, and the connection between the end plate and the pile foundation pile top is strengthened through the opening.

Further, the method comprises the following steps: the length of the end plate, the bearing plate and the top plate is less than or equal to the diameter of the pile foundation; the top surface of the top plate is provided with a piling part which is used for contacting with the piling device, and the piling part is not provided with a protruding structure.

Further: further: the stress space comprises a ribbed plate which enables the pile foundation pile top to be stressed uniformly, and the ribbed plate is arranged in an annular mode between the transverse plate and the longitudinal plate of the end plate and the bearing plate.

Further: the bearing part comprises a steel cable connecting hole connected with the cable structure, and the steel cable connecting hole is vertically arranged on the transverse plate in a penetrating mode.

Further: the bearing part comprises top plate connecting holes respectively connected with the main cross beam and the construction cable stand column, the top plate connecting holes vertically penetrate through the top plate, and the top plate connecting holes are arranged in a staggered mode with the transverse plates and the longitudinal plates.

Further: the bearing part comprises a hanging rack structure for placing the inverter; the pylon structure including an upper connection portion, a middle connection portion, and a lower connection portion, the length of the middle connection portion being determined by the height of the inverter; the upper connecting part comprises an upper horizontal secondary beam and an ear plate, the middle connecting part comprises a middle connecting rod, and the lower connecting part comprises a lower horizontal secondary beam, an inclined strut and a U-shaped hoop; the longitudinal plate is vertically provided with a hanger connecting hole in a penetrating mode, the lug plate is connected to the hanger connecting hole through a bolt and a nut, and the upper horizontal secondary beam is connected to the lug plate; the middle connecting rod is connected to the end faces of the upper horizontal secondary beam and the lower horizontal secondary beam on the same side, and the height of the middle connecting rod is larger than that of the inverter; a reserved through hole is formed in the lower horizontal secondary beam in a penetrating mode, the U-shaped part of the U-shaped anchor ear is attached to the outer surface of the pile foundation, threads are arranged on two convex feet of the U-shaped anchor ear, and the two convex feet of the U-shaped anchor ear penetrate through the reserved through hole to be matched with a nut, so that the U-shaped anchor ear is reinforced on the lower horizontal secondary beam; the inclined strut is connected between the bottom of the lower horizontal secondary beam and the middle connecting rod; an installation space is formed between the upper horizontal secondary beam and the lower horizontal secondary beam, and the inverter is pushed to move on the lower horizontal secondary beam, so that the upper horizontal secondary beam is in a placing state and a taking-out state for the inverter.

Further: the lower horizontal secondary beam comprises a supporting seat and a supporting rod; the supporting seat at the two ends is connected by the supporting rod, and the supporting rod is connected with the inclined strut.

Compared with the prior art, the utility model discloses following beneficial effect has:

(one) the utility model discloses an adopt at stake top welding pile cable connection structure, the board of accepting that is "ten" font is adopted at pile cable connection structure middle part, set up the cable wire connecting hole on the board of accepting of "ten" font, through the cable wire with accept the technique that the board links to each other to realize that the cable wire links to each other with the directness of stake basis, no longer adopt traditional staple bolt to link to each other, the structure is firm, has avoided the possibility of staple bolt gliding, saves the on-the-spot installation work simultaneously.

The utility model adopts the structure that the end plate for connection is arranged at the bottom of the pile cable connecting structure, and after the outer edge of the connecting end contacted with the pile top connecting plate is provided with the groove, the fusion penetration welding of the end plate and the pile top connecting plate can be realized, thereby ensuring the reliable connection of the pile cable connecting structure and the pile top and ensuring the connection strength; the welding work can be finished in a factory, the workload of field welding is saved, and the welding quality is ensured.

(III) the utility model adopts the technology of embedding the steel cable connecting hole. The steel cable connecting holes and the lug plates are all in the outer diameter range of the pile foundation, and a structure protruding out of the outer diameter of the pile foundation is not provided, so that the pile cap can be conveniently sleeved and hammered during pile driving, special pile driving equipment is not needed, and pile driving with the same construction equipment as common pipe piles is realized.

(IV) the utility model adopts the bottom annular plate strengthening technology. The annular ribbed plate is arranged on the bottom end plate of the pile cable connecting structure, and is used for enhancing the rigidity of the bottom end plate, so that the top of the tubular pile is uniformly stressed during pile driving, and the concrete cracking of the pile top is avoided.

(V) the utility model adopts the technology of arranging the main beam and the construction cable stand column on the top plate of the pile cable connecting structure. The construction cable upright post is arranged on the upper part of the top plate and then is connected by the bolt when the cable structure is constructed, so that the installation is convenient and the connection is reliable; when the main cross beam is constructed and installed, the main cross beam is fixed on the top plate through bolts, so that the installation is simple and convenient, and the connection reliability of the main cross beam is ensured.

(VI) the utility model adopts the technology of arranging the inverter hanging rack on the side surface of the pile cable connecting structure. Namely, a hanger connecting hole is formed in a longitudinal plate on the lateral side of the pile cable connecting structure, and an upper horizontal secondary beam of the inverter hanger is connected into the hanger connecting hole; and a U-shaped hoop is arranged on the pile body, and the lower horizontal secondary beam of the inverter hanging frame is connected to the U-shaped hoop. The connecting mode is reliable in structure, vertical load is borne by the connecting holes, horizontal load is borne by the U-shaped hoop, the risk that the traditional hoop is connected and can slide downwards when the traditional hoop is operated for a long time is avoided, and the problem of horizontal swing is also avoided.

(seventh) the utility model discloses a stake side dc-to-ac converter stores pylon structure avoids traditional installing the structure on the main beam with the dc-to-ac converter. The inverter mounting mode is directly stressed, so that the problem that the cost of the main beam is overlarge due to overlarge stress and overlarge section of the main beam when the inverter is mounted on the main beam is avoided; and this kind of mounting means construction is simple and convenient, and the dc-to-ac converter is directly hung on the pile body to constructor can on the pile body, need not construct on the main beam.

Drawings

FIG. 1 is a vertical view of a pile-cable connecting section of the present invention;

FIG. 2 is a plan sectional view of the pile-cable connecting section of the present invention;

FIG. 3 is a plan view of the pile-cable connecting section of the present invention;

FIG. 4 is a rear elevation view of the construction cable column installed at the pile cable connecting section of the present invention;

FIG. 5 is a rear elevation view of the pile cable connecting section of the present invention after the main beam is installed;

FIG. 6 is a rear plan view of the main beam installed at the pile cable connecting section of the present invention;

fig. 7 is a side elevation view of the inverter mounting bracket of the present invention;

fig. 8 is a front elevation view of the inverter mounting bracket of the present invention;

fig. 9 is a plan view of a horizontal secondary beam on the inverter bracket of the present invention;

fig. 10 is a plan view of the horizontal secondary beam under the inverter bracket of the present invention.

The symbols in the drawings are: the construction cable comprises a pile foundation 1, a connecting plate 11, a split opening 12, a pile cable connecting structure 2, an end plate 21, a bearing plate 22, a transverse plate 221, a longitudinal plate 222, a ribbed plate 23, a top plate 24, a steel cable connecting hole 25, a hanger connecting hole 26, a top plate connecting hole 27, a construction cable upright post 3, a main cross beam 4, a hanger structure 5, an upper horizontal secondary beam 51, an ear plate 52, a lower horizontal secondary beam 53, a supporting seat 531, a supporting rod 532, a connecting rod 54, an inclined strut 55, a U-shaped hoop 56 and an inverter 6.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

As shown in fig. 1-10, a comprehensive pile and cable connecting structure for offshore suspension cable photovoltaic comprises a pile and cable connecting structure 2 arranged at the pile top of a pile foundation 1, wherein the pile and cable connecting structure 2 comprises a mounting part and a bearing part which are connected with the pile top of the pile foundation 1, and the bearing part is used for being connected with a cable structure, a construction cable upright post 3, a main beam 4 and a hanging rack structure 5; the mounting portion includes an end plate 21, a receiving plate 22, and a top plate 24; the end plate 21 is welded on the top surface of the pile top of the pile foundation 1, and the pile top of the pile foundation 1 is sealed by the end plate 21; the top plate 24 is arranged above the end plate 21, and the top plate 24 and the end plate 21 are arranged in parallel; the top plate 24 can be used for connecting with the bearing part and can also be used for bearing force during piling; the bearing plate 22 is welded between the end plate 21 and the top plate 24; the bearing plate 22 is composed of a transverse plate 221 and a longitudinal plate 222 which are crossed with each other in a cross shape; the socket plate 22 divides the upper and lower ends thereof into a stress space for bearing the pile driving force during pile driving and a connection space for installing the cable structure and the hanger structure 5 in the height direction, and the stress space and the connection space are spaced; the bearing portion is disposed in the connection space. The force-bearing space is separated from the connecting space by the upper surface of the ribbed plate 23 as a boundary.

As shown in figure 1, a connecting plate is arranged on the top surface of the pile top of the pile foundation 1, an opening 12 is arranged on the outer edge of the connecting end of an end plate 21 and the connecting plate, the connection between the end plate 21 and the pile top of the pile foundation 1 is strengthened through the opening, fusion penetration welding of the end plate 21 and the pile top connecting plate is realized, and reliable connection between the end plate 21 and the pile top connecting plate is ensured.

As shown in fig. 1 and 3, the length of the end plate 21, the bearing plate 22 and the top plate 24 is less than or equal to the diameter of the pile foundation 1; the top face of the top plate 24 provides a piling section for contact with the piling device, and the piling section has no protruding structure thereon.

As shown in fig. 1-2, the stress space includes a ribbed plate 23 for uniformly stressing the pile top of the pile foundation 1, the ribbed plate 23 is annularly disposed between the transverse plate 221 and the longitudinal plate 222 of the end plate 21 and the receiving plate 22, and the ribbed plate 23 is disposed perpendicular to the end plate 21 for enhancing the rigidity of the bottom end plate 21, ensuring uniform stress on the top of the pile top during pile driving and avoiding cracking of the concrete on the top of the pile.

As shown in fig. 1 to 6, the bearing part includes a cable connecting hole 25 connected to a cable of the offshore suspended photovoltaic structure, the cable connecting hole 25 is vertically disposed through the upper portion of the horizontal plate 221, and the left and right holes are symmetrically distributed by the separation of the vertical plate 222. The upper part of the vertical plate 222 is provided with a hanger connecting hole 26, the positions of the hanger connecting hole 26 and the steel cable connecting hole 25 are the same, and the left hole and the right hole of the hanger connecting hole 26 are symmetrically distributed by separating the transverse plate 221 and are used for connecting the inverter hanger structure 5 of the offshore suspension cable photovoltaic structure. The vertical plate 222 is disposed in the same horizontal plane as the mounting direction of the main beam 4, and the horizontal plate 221 is disposed in the direction perpendicular to the mounting direction of the main beam 4.

The bearing part also comprises a top plate connecting hole 27 respectively connected with the main cross beam 4 and the construction cable upright post 3, the top plate connecting hole 27 is vertically arranged in the top plate 24 in a penetrating way, and the top plate connecting hole 27 is arranged in a staggered way with the transverse plate 221 and the longitudinal plate 222. Eight top plate connecting holes 27 are distributed around the top plate 24 at equal angles, the top plate connecting holes 27 are used in cooperation with bolts and nuts to fix the construction cable upright post 3 on the pile cable connecting structure 2, and the placement position of the construction cable upright post 3 is parallel to the transverse plate 221, so that the construction and installation of a cable structure and a photovoltaic module are facilitated; the top plate connecting holes 27 are used in cooperation with bolts and nuts to fix the main cross beam 4 on the pile cable connecting structure 2, the main cross beam 4 is placed at a position perpendicular to the transverse plate 221, and one end of each adjacent main cross beam 4 is fixed between the longitudinal pile foundations 1, so that the overall stability of the photovoltaic system is improved. And the plate connecting holes 27 connected with the main cross beam 4 and the top plate connecting holes 27 connected with the construction cable upright posts 3 are different, and the specific deployment position is shown in fig. 6.

As shown in fig. 7-10, based on the above structure, the present solution further provides a hanging structure for offshore suspension cable photovoltaic, the hanging structure 5 is formed by splicing conventional steel materials such as angle steel, the hanging structure 5 is installed on the side of the pile cable connecting structure 2 through a bearing portion, the hanging structure 5 is used for installing the inverter 6, the inverter 6 is simultaneously connected in series with a plurality of photovoltaic modules on the same row of cable structures, and the same row of cable structures is connected through a plurality of pile foundations 1, so that only one hanging structure 5 needs to be installed on a plurality of pile foundations 1, and the plurality of pile foundations 1 do not need to bear the load brought by installing the inverter 6 together; meanwhile, the hanging frame structure 5 is hung on the pile cable connecting structure 2 through the upper connecting part and hung on the pile body of the pile foundation 1 through the lower connecting part so as to share the stress state of the hanging frame structure 5, and the stability of the hanging frame structure 5 can be ensured under the condition of encountering sea storms;

the pylon structure 5 comprises an upper connection portion, an intermediate connection portion, the length of which is determined by the height of the inverter 6, and a lower connection portion; the upper connecting part comprises an upper horizontal secondary beam 51 and an ear plate 52, the middle connecting part comprises a middle connecting rod 54, and the lower connecting part comprises a lower horizontal secondary beam 53, an inclined strut 55 and a U-shaped hoop 56;

the vertical plate 222 is vertically provided with a hanger connecting hole 26 in a penetrating manner, the lug plate 52 is connected to the hanger connecting hole 26 through a bolt and a nut, the upper horizontal secondary beam 51 is connected to the lug plate 52 in a welding manner, and the lug plate 52 is used for bearing vertical load;

the intermediate connecting rod 54 is connected to the same-side end faces of the upper horizontal sub-beam 51 and the lower horizontal sub-beam 53 so that the upper connecting portion and the lower connecting portion are integrated, and the height of the intermediate connecting rod 54 is greater than that of the inverter 6; the number of the intermediate connecting rods 54 is two.

A reserved through hole is arranged in the lower horizontal secondary beam 53 in a penetrating mode, the U-shaped part of the U-shaped hoop 56 is attached to the outer surface of the pile foundation 1, threads are arranged on two convex feet of the U-shaped hoop 56, and the two convex feet of the U-shaped hoop 56 penetrate through the reserved through hole to be matched with a nut, so that the U-shaped hoop 56 is used for reinforcing the lower horizontal secondary beam 53; the inclined strut 55 is connected between the bottom of the lower horizontal secondary beam 53 and the middle connecting rod 54; the two inclined struts 55 are made of angle steel, so that the rigidity of the lower horizontal secondary beam 53 is improved, and overturning damage is prevented.

The width of the lower horizontal sub-beam 53 is greater than the width of the inverter 6;

an installation space is formed between the upper horizontal sub-beam 51 and the lower horizontal sub-beam 53, and by pushing the inverter 6 to move on the lower horizontal sub-beam 53, a mounting state and a taking-out state of the inverter 6 by the upper horizontal sub-beam 51 are formed. The height of the installation space is the same as the height of the inverter 6, or a clip is provided between the inverter 6 and the upper and lower horizontal sub-beams 51 and 53 so that the upper horizontal sub-beam 51 can catch the inverter 6 to prevent it from falling.

The lower horizontal secondary beam 53 includes a support base 531 and a support bar 532; the support bar 532 connects the support bases 531 at both ends, and the support bar 532 is connected to the diagonal brace 55. The reserved through holes are formed in the supporting seat 531 close to the pile foundation 1.

The upper horizontal secondary beam 51 is made of angle steel, is placed on the side edge of the pile and cable connecting structure 2 and corresponds to the position of the hanging rack connecting hole 26. The supporting seats 531 are formed by splicing two angle steels, and the allowance space is arranged between the supporting seats 531 at two sides, so that the inverter 6 can move between the supporting seats 531 at two sides conveniently. The vertical section between the upper horizontal secondary beam 51 and the lower horizontal secondary beam 53 is formed by angle steel into a rectangle with an opening at one corner. The ear plates 52 of the end plate 21 and the top plate 24 are made of stainless steel plates; the U-shaped anchor ear 56 is made of hot-dip galvanized material, and the lower horizontal secondary beam 53 is fixed on the pile foundation 1 through the reserved through hole for bearing horizontal load and avoiding horizontal swing of the hanger structure 5.

Referring to fig. 1-10, before constructing the pile and cable connecting structure 2, firstly, the pile foundation 1 is fabricated and treated by corrosion protection in onshore factory, and then transported to the sea for pile sinking, and secondly, the pile and cable connecting structure 2 is installed, wherein the construction and installation of the pile and cable connecting structure 2 are as follows:

and (3) carrying out machining, welding and anticorrosive treatment on all components of the pile-cable connecting structure 2 and the hanging structure 5 on land according to design requirements, and then conveying to a construction site.

The connecting plate and the end plate 21 of the pile top of the pile foundation 1 are connected by fusion penetration welding through the opening of the outer edge, so that the pile cable connecting structure 2 is erected on the pile top of the pile foundation 1, the positions of the transverse plate 221 and the longitudinal plate 222 in the bearing plate 22 are adjusted, the transverse plate 221 and the adjacent steel cable are in the same plane, and the steel cable is connected to the pile cable connecting structure 2 through the hanger connecting hole 26 on the transverse plate 221. The construction cable upright post 3 is processed and transported to the site in a factory, is connected with the top plate connecting hole 27 through a bolt and a nut so as to be fixed on the pile cable connecting structure 2, the cable structure and the photovoltaic module which are processed and manufactured in the factory are installed on the offshore photovoltaic system one by one through the construction cable upright post 3, then the construction cable upright post 3 is taken down and moved to the next pile foundation 1, and the cable structure and the photovoltaic module are continuously installed until all the cable structure and the photovoltaic module are installed on the offshore photovoltaic system. The main beam 4 is transported to the site after completing processing, welding and corrosion prevention treatment on land, and is connected with the top plate connecting hole 27 through bolts and nuts so as to be fixed on the pile cable connecting structure 2, and the overall stability of the photovoltaic system is improved.

The hanger structure 5 is fixed to the side of the pile and cable connecting structure 2 by the lugs 52 and the hanger connecting holes 26 under the connection of bolts and nuts, and the hanger structure 5 is fixed to the pile foundation 1 by the nuts and the screw-thread fit on the two legs of the U-shaped anchor ear 56. In installing the inverter 6, the inverter 6 is placed on the lower horizontal sub-beam 53 and fixed to the pylon structure 5 by pushing the inverter 6 so that it is caught between the upper horizontal sub-beam 51 and the lower horizontal sub-beam 53, thereby completing the installation of the integrated pile and cable connecting structure.

The above embodiment is only a preferred technical solution of the present invention, and those skilled in the art should understand that the technical solutions or parameters in the embodiments can be modified or replaced without departing from the principle and essential conditions of the present invention, and all should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides a synthesize stake cable connection structure for marine span wire photovoltaic which characterized in that: the pile cable connecting structure (2) comprises a mounting part and a bearing part which are connected with the pile top of the pile foundation (1), wherein the mounting part comprises an end plate (21), a bearing plate (22) and a top plate (24);

the end plate (21) is arranged on the top surface of the pile top of the pile foundation (1), and the pile top of the pile foundation (1) is sealed by the end plate (21);

the top plate (24) is arranged above the end plate (21), and the top plate (24) and the end plate (21) are arranged in parallel;

the bearing plate (22) is connected between the end plate (21) and the top plate (24); the bearing plate (22) is formed by mutually crossing a transverse plate (221) and a longitudinal plate (222); the upper end and the lower end of the bearing plate (22) are divided into a stress space and a connecting space in the height direction, and a gap is formed between the stress space and the connecting space; the bearing portion is disposed within the connection space.

2. The integrated pile-cable connection structure for offshore catenary photovoltaics as claimed in claim 1, wherein: pile foundation (1) pile bolck top surface sets up connecting plate (11), end plate (21) with the link of connecting plate (11) is outer along setting up open cut (12), through open cut strengthens end plate (21) with be connected between pile foundation (1) pile bolck.

3. The integrated pile-cable connection structure for offshore catenary photovoltaics as claimed in claim 1, wherein: the length of the end plate (21), the bearing plate (22) and the top plate (24) is less than or equal to the diameter of the pile foundation (1); the top surface of the top plate (24) is provided with a piling part which is used for contacting with the piling device, and the piling part is not provided with a protruding structure.

4. The integrated pile-cable connection structure for offshore suspended cable photovoltaics according to claim 1, wherein: the stress space comprises a ribbed plate (23) which enables the pile top of the pile foundation (1) to be stressed uniformly, and the ribbed plate (23) is annularly arranged between the transverse plate (221) and the longitudinal plate (222) of the end plate (21) and the bearing plate (22).

5. The integrated pile-cable connection structure for offshore catenary photovoltaics as claimed in claim 1, wherein: the bearing part comprises a steel cable connecting hole (25) connected with the cable structure, and the steel cable connecting hole (25) is vertically arranged on the transverse plate (221) in a penetrating mode.

6. The integrated pile-cable connection structure for offshore catenary photovoltaics as claimed in claim 1, wherein: the bearing part comprises a top plate connecting hole (27) which is respectively connected with the main cross beam (4) and the construction cable upright post (3), the top plate connecting hole (27) vertically penetrates through the top plate (24), and the top plate connecting hole (27) is arranged in a staggered mode with the transverse plate (221) and the longitudinal plate (222).

7. The integrated pile-cable connection structure for offshore catenary photovoltaics as claimed in claim 1, wherein: the carrier part comprises a pylon structure (5) for mounting an inverter (6); the pylon structure (5) comprising an upper connection portion, a middle connection portion and a lower connection portion, the length of the middle connection portion being determined by the height of the inverter (6); the upper connecting part comprises an upper horizontal secondary beam (51) and an ear plate (52), the middle connecting part comprises a middle connecting rod (54), and the lower connecting part comprises a lower horizontal secondary beam (53), an inclined strut (55) and a U-shaped hoop (56);

the vertical plate (222) is vertically provided with a hanger connecting hole (26) in a penetrating mode, the lug plate (52) is connected to the hanger connecting hole (26) through a bolt and a nut, and the upper horizontal secondary beam (51) is connected to the lug plate (52);

the middle connecting rod (54) is connected to the end face of the upper horizontal secondary beam (51) and the end face of the lower horizontal secondary beam (53) on the same side, and the height of the middle connecting rod (54) is greater than that of the inverter (6);

a reserved through hole is formed in the lower horizontal secondary beam (53) in a penetrating mode, the U-shaped part of the U-shaped hoop (56) is attached to the outer surface of the pile foundation (1), threads are arranged on two convex feet of the U-shaped hoop (56), and the two convex feet of the U-shaped hoop (56) penetrate through the reserved through hole to be matched with a nut, so that the U-shaped hoop (56) is reinforced for the lower horizontal secondary beam (53); the inclined strut (55) is connected between the bottom of the lower horizontal secondary beam (53) and the middle connecting rod (54);

an installation space is formed between the upper horizontal secondary beam (51) and the lower horizontal secondary beam (53), and the inverter (6) is pushed to move on the lower horizontal secondary beam (53), so that the upper horizontal secondary beam (51) can be placed and taken out of the inverter (6).

8. The integrated pile-cable connection structure for offshore catenary photovoltaics as claimed in claim 7, wherein: the lower horizontal secondary beam (53) comprises a supporting seat (531) and a supporting rod (532);

the supporting seats (531) at two ends are connected by the supporting rod (532), and the supporting rod (532) is connected with the inclined strut (55).

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