Offshore photovoltaic cable climbing frame fixing system

Abstract

The invention relates to the field of photovoltaic technology, and provides an offshore photovoltaic cable climbing frame fixing system which comprises a net rack, an operation and maintenance channel fixed to the net rack, a first reinforcing piece and a second reinforcing piece. The operation and maintenance channel comprises a supporting bottom and a fence. The fence comprises a plurality of first reinforcing ribs, the first reinforcing ribs extend in the vertical direction, and the first reinforcing ribs are fixed to the supporting bottom and the net rack. The first reinforcing rib comprises a first extension part and a second extension part, and the first extension part is located on the side, away from the sea surface, of the supporting bottom; the second extension part is located on the side, facing the sea surface, of the supporting bottom. The first reinforcing piece is fixed between the second extending part and the supporting bottom; the net rack comprises a first side edge and a second side edge which are oppositely arranged; the first side is connected with one end of the first reinforcing rib away from the sea surface; the first end of the second reinforcing piece is fixed to the end, facing the sea surface, of the first reinforcing rib, and the second end is fixed between the first side edge and the second side edge of the net rack. The system has good structural stability.

Description

[0001] This application is a divisional application of the invention application with the application date of December 26, 2024, the Chinese application number of 202411934127.0, and the invention name of "Cable climbing frame fixing system of offshore photovoltaic". TECHNICAL FIELD

[0002] The present disclosure relates to the technical field of photovoltaic, in particular to a cable climbing frame fixing system of offshore photovoltaic. BACKGROUND

[0003] In the related art, the cable climbing frame fixing system of offshore photovoltaic includes a net rack for supporting photovoltaic equipment, and the photovoltaic equipment can convert light energy into electric energy. However, the photovoltaic equipment is not easy to maintain, and how to transmit the electric energy generated by the photovoltaic equipment to the transformer substation is also a problem to be solved.

[0004] It should be noted that the information disclosed in the above background section is only used to strengthen the understanding of the background of the present disclosure, and therefore can include information that does not constitute prior art known to those of ordinary skill in the art. SUMMARY

[0005] According to one aspect of the present disclosure, a cable climbing frame fixing system of offshore photovoltaic is provided, comprising: a net rack arranged on the sea surface by a stand column, the net rack being used for fixing photovoltaic equipment, and the photovoltaic equipment being used for generating electric energy by using light energy; a maintenance channel fixed on the net rack; a cable climbing pole fixed on one side of the maintenance channel facing the sea surface, and a cable connected to the photovoltaic equipment being able to pass through the maintenance channel and be fixed on the cable climbing pole; wherein the maintenance channel comprises a support bottom and a fence, the fence being arranged on opposite sides of the support bottom in a first direction, the first direction intersecting the extension direction of the maintenance channel, and the maintenance channel being fixed on the net rack through the fence on one side thereof.

[0006] In an exemplary embodiment of the present disclosure, the fence comprises: a plurality of first reinforcing ribs, the plurality of first reinforcing ribs extending in a vertical direction and being distributed in a horizontal direction, and the first reinforcing ribs being fixed on the support bottom; the first reinforcing ribs being fixed on the net rack.

[0007] In an exemplary embodiment of the present disclosure, the first reinforcing rib comprises: a first extension part located on one side of the support bottom away from the sea surface; a second extension part located on one side of the support bottom facing the sea surface. The cable climbing frame fixing system of the offshore photovoltaic further comprises: A first reinforcing member fixed between the second extension and the support bottom.

[0008] In an example embodiment of the present disclosure, the net frame is arranged to be inclined, and the plane of the net frame and the vertical direction form an acute angle.

[0009] In an example embodiment of the present disclosure, the acute angle formed by the plane of the net frame and the vertical direction is 20°-80°.

[0010] In an example embodiment of the present disclosure, the net frame is arranged to be inclined, and the plane of the net frame and the vertical direction form an acute angle. The net frame comprises a first side and a second side arranged oppositely, and the second side is arranged closer to the sea surface than the first side. The first side of the net frame is connected to one end of the first reinforcing rib away from the sea surface. The cable climbing frame fixing system of the offshore photovoltaic further comprises: A second reinforcing member, one end of which is fixed to one end of the first reinforcing rib facing the sea surface, and the other end of which is fixed between the first side and the second side of the net frame.

[0011] In an example embodiment of the present disclosure, the distance between the second end of the second reinforcing member and the fixed position of the net frame is S1, and the distance between the second end of the second reinforcing member and the fixed position of the net frame is S2, S1 / S2 is greater than or equal to 0.8 and less than or equal to 1.2.

[0012] In an example embodiment of the present disclosure, the fence further comprises: A plurality of second reinforcing ribs, which extend in the horizontal direction and are spaced apart in the vertical direction, and the second reinforcing rib is fixedly connected with the first reinforcing rib intersecting therewith. The cross-sectional area of the second reinforcing rib is smaller than that of the first reinforcing rib.

[0013] In an example embodiment of the present disclosure, the operation and maintenance channel is a rectangular frame structure.

[0014] In an example embodiment of the present disclosure, the cable climbing frame is fixed to the support bottom of the operation and maintenance channel.

[0015] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and cannot limit the present disclosure. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments consistent with the present disclosure and, together with the description, further serve to explain the principles of the present disclosure. It is to be understood that the drawings are only schematic, and that they do not purport to be to scale with respect to one another. The embodiments will be described with reference to the drawings in conjunction with a detailed description.

[0017] Figure 1 Structure diagram of an exemplary embodiment of a cable ladder fixing system for offshore photovoltaic power generation; Figure 2 Structure diagram of an exemplary embodiment of a cable ladder fixing system for offshore photovoltaic power generation; Figure 1 Structure diagram of an exemplary embodiment of a cable ladder fixing system for offshore photovoltaic power generation; DETAILED DESCRIPTION

[0018] Example embodiments now will be described more fully hereinafter with reference to the accompanying drawings; however, the example embodiments can be implemented in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the example embodiments to those skilled in the art. Like reference numerals refer to like elements throughout the several views.

[0019] The terms "one", "an", "said" are used to indicate one or more of something; the terms "comprising", "having" and "including" are used to mean "including but not limited to"; the term "consisting essentially of" means "including normal, inherent variations of the materials, components and / or elements similar or equivalent to the listed materials, components and / or elements that serve the same, similar or equivalent function in the same context and aids in conveying the principles of the example embodiments to those skilled in the art." The term "consisting of" means "including and limited to".

[0020] In the description of the present disclosure, unless otherwise explicitly specified and limited, the terms "first", "second" are used only for the purpose of description, and cannot be understood as indicating or implying relative importance; the term "multiple" means two or more; the term "and / or" includes any combination and all combinations of one or more associated listed items. In particular, referring to "the" or "one" object is also intended to mean one of the possible multiple such objects.

[0021] Unless otherwise specified or explained, the terms "connection", "fixing", and the like should be interpreted broadly, for example, "connection" can be fixed connection, or detachable connection, or integral connection, or electrical connection, or signal connection; "connection" can be direct connection, or indirect connection through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present disclosure can be understood according to the specific circumstances.

[0022] Further, in the description of the present disclosure, it needs to be understood that the orientation words such as "upper", "lower", "inner", "outer" and the like described in the example embodiments of the present disclosure are described in the angle shown in the drawings, and should not be understood as the limitation of the example embodiments of the present disclosure. It also needs to be understood that in the context, when referring to one element or feature connected to another element or one or more elements "on", "under", or "inner", "outer", it can not only be directly connected to another element or one or more elements "on", "under", or "inner", "outer", but also indirectly connected to another element or one or more elements "on", "under", or "inner", "outer" through intermediate elements.

[0023] As shown in Figures 1-2 , Fig. 1 is a structural schematic diagram of an example embodiment of a cable climbing frame fixing system of offshore photovoltaic, Figure 1 , Fig. 2 is a side view of the cable climbing frame fixing system of offshore photovoltaic shown in Fig. 1. Figure 2 , Fig. 3 is a structural schematic diagram of another example embodiment of a cable climbing frame fixing system of offshore photovoltaic. Figure 1 , Fig. 4 is a side view of the cable climbing frame fixing system of offshore photovoltaic shown in Fig. 3.

[0024] As shown in Figures 1-2 , the cable climbing frame fixing system of offshore photovoltaic includes a net frame 1, a maintenance channel 2, and a cable climbing pole 3. The net frame 1 is arranged on the sea surface through a stand column. The net frame 1 is used to fix photovoltaic devices, and the photovoltaic devices are used to generate electric energy by using light energy. The maintenance channel 2 is fixed on the net frame 1. The cable climbing pole 3 is fixed on one side of the maintenance channel 2 facing the sea surface. The cable connected to the photovoltaic devices can pass through the maintenance channel 2 and be fixed on the cable climbing pole 3. The maintenance channel 2 includes a support bottom 21 and a fence 22. The fence 22 is arranged on the opposite sides of the support bottom 21 in a first direction X. The first direction X intersects with the extension direction of the maintenance channel 2. The maintenance channel 2 is fixed on the net frame 1 through the fence 22 on one side thereof.

[0025] In the example embodiment, the maintenance channel 2 forms a pedestrian channel. The staff can repair and disassemble the photovoltaic devices in the maintenance channel 2. At the same time, the cable connected to the photovoltaic devices can extend to the area where the box-type transformer is located through the maintenance channel 2 and the cable climbing pole 3.

[0026] In the example embodiment, as shown in Figures 1-2 , the fence 22 can include a plurality of first reinforcing ribs 221. The plurality of first reinforcing ribs 221 extend along the vertical direction Z and are distributed along the horizontal direction. The first reinforcing ribs 221 are fixed on the support bottom 21. The first reinforcing ribs 221 are fixed on the net frame 1.

[0027] In the example embodiment, as shown in Figures 1-2 , the fence 22 can include a plurality of second reinforcing ribs 222. The plurality of second reinforcing ribs 222 extend along the vertical direction Z and are distributed along the horizontal direction. The second reinforcing ribs 222 are fixed on the support bottom 21. The second reinforcing ribs 222 are fixed on the net frame 1.As shown, the first reinforcing rib 221 comprises: a first extension 2211, the first extension 2211 is located on the side of the support bottom 21 away from the sea surface; a second extension 2212, the second extension 2212 is located on the side of the support bottom 21 facing the sea surface; the cable climbing frame fixing system of the offshore photovoltaic further comprises: a first reinforcing piece 41 fixed between the second extension 2212 and the support bottom 21. The first reinforcing piece 41, the second extension 2212 and the support bottom 21 can form a stable triangular structure, which can improve the structural stability of the maintenance channel 2.

[0028] In the example embodiment, as shown in the figure, Figures 1-2 As shown, the net rack 1 is inclined, and the net rack 1 forms an acute angle β with the vertical direction. The photovoltaic devices on the net rack 1 can also be inclined, which can facilitate the photovoltaic devices to receive sunlight.

[0029] In the example embodiment, as shown in the figure, Figures 1-2 As shown, the net rack 1 forms an acute angle β with the vertical direction, and the angle β is 20°-80°. For example, the angle β can be equal to 20°, 30°, 40°, 50°, 60°, 70°, 80°, etc. The example embodiment can adjust the angle β according to the angle characteristics of sunlight in different regions and different areas to maximize the working efficiency of the photovoltaic devices.

[0030] In the example embodiment, as shown in the figure, Figures 1-2 As shown, the net rack 1 comprises a first side edge 11 and a second side edge 12 arranged oppositely, and the second side edge 12 is arranged closer to the sea surface than the first side edge 11; the first side edge 11 of the net rack 1 is connected to the end of the first reinforcing rib 221 away from the sea surface; the cable climbing frame fixing system of the offshore photovoltaic further comprises: a second reinforcing piece 42, the first end of the second reinforcing piece 42 is fixed to the end of the first reinforcing rib 221 facing the sea surface, and the second end of the second reinforcing piece 42 is fixed between the first side edge 11 and the second side edge 12 of the net rack 1. The second reinforcing piece 42 can improve the structural stability of the net rack and the maintenance channel 2.

[0031] In the example embodiment, as shown in the figure, Figures 1-2 As shown, the distance between the second end of the second reinforcing piece 42 and the fixed position of the net rack 1 and the first side edge 11 is S1, the distance between the second end of the second reinforcing piece 42 and the fixed position of the net rack 1 and the second side edge 12 is S2, and S1 / S2 is greater than or equal to 0.8 and less than or equal to 1.2. S1 / S2 can be equal to 0.8, 0.9, 1, 1.1, 1.2. The example embodiment sets the second end of the second reinforcing piece 42 and the fixed position of the net rack 1 to be close to the middle position of the net rack 1, which can improve the supporting effect of the second reinforcing piece 42 on the net rack 1.

[0032] In the example embodiment, as shown in Figures 1-2 FIG. 2, the operation and maintenance channel 2 is a rectangular frame structure. The rectangular frame structure is convenient for the staff to walk. It should be understood that in other example embodiments, the operation and maintenance channel 2 can also be other shapes, for example, the operation and maintenance channel 2 can include an arc-shaped top structure.

[0033] In the example embodiment, as shown in Figures 1-2 FIG. 3, the cable pole climbing 3 is fixed to the support bottom 21 of the operation and maintenance channel 2. This setting can make the cable pole climbing 3 not affect the normal walking of the staff in the operation and maintenance channel 2.

[0034] In the example embodiment, as shown in Figures 1-2 FIG. 4, the fence 22 further includes a plurality of second reinforcing ribs 222, the plurality of second reinforcing ribs 222 extend in the horizontal direction and are spaced apart in the vertical direction, the second reinforcing rib 222 and the first reinforcing rib 221 intersecting with it are fixedly connected; the cross-sectional area of the second reinforcing rib 222 is smaller than the cross-sectional area of the first reinforcing rib 221. The second reinforcing rib 222 and the first reinforcing rib 221 can form a grid structure to facilitate the protection of the staff.

[0035] Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the concepts disclosed herein. This application is intended to cover any variations, uses or adaptations of the disclosure that are deemed to fall within the general principles of the disclosure and include commonly known or customary technical practices in the art. The specification and examples are to be regarded as illustrative only, and the true scope and spirit of the disclosure are indicated by the claims.

[0036] Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the concepts disclosed herein. This application is intended to cover any variations, uses or adaptations of the disclosure that are deemed to fall within the general principles of the disclosure and include commonly known or customary technical practices in the art. The specification and examples are to be regarded as illustrative only, and the true scope and spirit of the disclosure are indicated by the claims.

[0037] It should be understood that the present disclosure is not limited to the precise structures described and shown in the drawings, and that various modifications and changes can be made without departing from its scope. The scope of the present disclosure is defined only by the appended claims.

Claims

1. A cable climbing frame fixing system for offshore photovoltaic systems, characterized in that, The cable climbing frame fixing system for the offshore photovoltaic system includes: A grid frame (1) is set on the sea surface by columns. The grid frame (1) is used to fix photovoltaic equipment, which is used to generate electricity using light energy. The maintenance channel (2) is fixed on the grid frame (1); The maintenance channel (2) includes a support base (21) and a fence (22). The fence (22) is set on opposite sides of the support base (21) in a first direction. The first direction intersects with the extension direction of the maintenance channel (2). The maintenance channel (2) is fixed to the grid frame (1) by the fence (22) on one side. The fence (22) includes: Multiple first reinforcing ribs (221) extend vertically and are spaced apart horizontally, and the first reinforcing ribs (221) are fixed to the bottom of the support (21); And the first reinforcing rib (221) is fixed to the space frame (1); The first reinforcing rib (221) includes: The first extension (2211) is located on the side of the support bottom (21) facing away from the sea surface; The second extension (2212) is located on the side of the support bottom (21) facing the sea surface; The cable climbing frame fixing system for the offshore photovoltaic system also includes: The first reinforcing member (41) is fixed between the second extension (2212) and the support bottom (21); The space frame (1) is inclined, and the plane on which the space frame (1) is located forms an acute angle with the vertical direction; The net frame (1) includes a first side (11) and a second side (12) arranged opposite to each other, and the second side (12) is arranged closer to the sea surface than the first side (11); The first side (11) of the space frame (1) is connected to the end of the first reinforcing rib (221) away from the sea surface; The cable climbing frame fixing system for the offshore photovoltaic system also includes: The second reinforcing member (42) has its first end fixed to the end of the first reinforcing rib (221) facing the sea surface, and its second end fixed between the first side (11) and the second side (12) of the grid frame (1).

2. The cable climbing frame fixing system for offshore photovoltaic systems according to claim 1, characterized in that, The space frame (1) is set at an angle, and the plane on which the space frame (1) is located forms an acute angle with the vertical direction.

3. The cable climbing frame fixing system for offshore photovoltaic systems according to claim 2, characterized in that, The acute angle formed by the plane and the vertical direction of the space frame (1) is 20°-80°.

4. The cable climbing frame fixing system for offshore photovoltaic systems according to claim 1, characterized in that, The distance between the second end of the second reinforcing member (42) and the fixed position of the space frame (1) and the first side (11) is S1, and the distance between the second end of the second reinforcing member (42) and the fixed position of the space frame (1) and the second side (12) is S2, where S1 / S2 is greater than or equal to 0.8 and less than or equal to 1.

2.

5. The cable climbing frame fixing system for offshore photovoltaic systems according to claim 1, characterized in that, The fence (22) also includes: Multiple second reinforcing ribs (222) extend horizontally and are spaced apart vertically. The second reinforcing ribs (222) and the first reinforcing ribs (221) intersecting with them are fixedly connected. The cross-sectional area of ​​the second reinforcing rib (222) is smaller than that of the first reinforcing rib (221).

6. The cable climbing frame fixing system for offshore photovoltaic systems according to claim 1, characterized in that, The operation and maintenance channel (2) is a rectangular frame structure.

7. The cable climbing frame fixing system for offshore photovoltaic systems according to claim 1, characterized in that, The cable climbing frame fixing system for the offshore photovoltaic system also includes: The cable climbing pole (3) is fixed on the side of the maintenance channel (2) facing the sea surface, and the cable connected to the photovoltaic equipment can be fixed on the cable climbing pole (3) through the maintenance channel (2).

8. The cable climbing frame fixing system for offshore photovoltaic systems according to claim 7, characterized in that, The cable climbing pole (3) is fixed to the support bottom (21) of the maintenance channel (2).

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