Connecting device and water floating type photovoltaic power generation system

Abstract

The utility model provides a connecting device and an overwater floating type photovoltaic power generation system, and relates to the technical field of overwater photovoltaic equipment. The connecting device comprises a first fixing frame, a second fixing frame, an elastic piece, a first connecting piece, a second connecting piece and a connecting rope. A first positioning piece is arranged on one side of the first fixing frame; a second positioning piece is arranged on one side, close to the first positioning piece, of the second fixing frame; one end of the elastic piece is sleeved outside the first positioning piece, and one end, far away from the first positioning piece, of the elastic piece is sleeved outside the second positioning piece; the first connecting piece is connected to the side, away from the first positioning piece, of the first fixing frame. The second connecting piece is connected to the side, away from the second positioning piece, of the second fixing frame. One end of the connecting rope is arranged in the first positioning piece in a penetrating manner and is connected with the first connecting piece; the end, away from the first connecting piece, of the connecting rope penetrates into the second positioning piece and is connected with the second connecting piece. The connecting device is not prone to fatigue damage under the impact of stormy waves when connected with the floating bodies.

Description

Technical Field

[0001] The present application relates to the technical field of water-based photovoltaic equipment, and in particular to a connection device and a water-based floating photovoltaic power generation system. Background Art

[0002] The floating photovoltaic power generation system is a device that uses a floating body with photovoltaic modules on the water surface to generate electricity. In order to reduce the impact of wind and waves on the floating bodies, the floating bodies need to be connected. At present, the existing technology usually uses rigid connectors to connect adjacent floating bodies. However, under the long-term impact of wind and waves, the rigid connectors are prone to fatigue damage, and when adjacent buffers move toward or away from each other, the rigid connectors cannot effectively achieve buffering. Utility Model Content

[0003] In order to overcome the deficiencies in the prior art, the present application provides a connection device and a floating photovoltaic power generation system.

[0004] This application provides the following technical solutions:

[0005] In a first aspect, the present application provides a connection device, the connection device comprising:

[0006] A first fixing frame, wherein one side of the first fixing frame has a first positioning member;

[0007] A second fixing frame, wherein a side of the second fixing frame close to the first fixing frame has a second positioning member;

[0008] An elastic member, one end of which is sleeved outside the first positioning member, and one end of which is away from the first positioning member is sleeved outside the second positioning member;

[0009] a first connecting member, the first connecting member being connected to a side of the first fixing frame away from the first positioning member;

[0010] a second connecting member, the second connecting member being connected to a side of the second fixing frame away from the second positioning member;

[0011] A connecting rope, one end of which is passed through the first positioning member and connected to the first connecting member; one end of which is away from the first connecting member and is passed through the second positioning member and connected to the second connecting member;

[0012] Wherein, the first connecting member and the second connecting member are both used to connect a floating body with a photovoltaic component.

[0013] In a possible embodiment, the connecting device also includes a first fixing member and a second fixing member; the first fixing member is connected to the first connecting member and is connected to an end of the connecting rope away from the second connecting member; the second fixing member is connected to the second connecting member and is connected to an end of the connecting rope away from the first connecting member.

[0014] In a possible implementation, the first fixing member is embedded in the first connecting member and connected to one end of the connecting rope; the second fixing member is embedded in the second connecting member and connected to one end of the connecting rope away from the first connecting member.

[0015] In a possible implementation manner, the connecting device further includes a locking member, the first fixing member is passed through the first connecting member, and the locking member cooperates with the first fixing member to connect the first fixing member to the first connecting member.

[0016] In a possible implementation, the connecting rope has a first knot at one end and a second knot at the other end; the first knot is connected to the first fixing member, and the second knot is connected to the second fixing member.

[0017] In a possible implementation, the first fixing frame has a first protrusion on a side away from the first positioning member, and the first protrusion is connected to the first connecting member; the second fixing frame has a second protrusion on a side away from the first positioning member, and the second protrusion is connected to the second connecting member; one end of the connecting rope is passed through the first positioning member and the first protrusion, and is connected to the first connecting member, and the other end of the connecting rope is passed through the second positioning member and the second protrusion, and is connected to the second connecting member.

[0018] In a possible embodiment, a first cavity is provided inside the first positioning member, and a second cavity is provided inside the second positioning member; one end of the connecting rope is passed through the first cavity and is gapped with the inner wall of the first cavity; one end of the connecting rope away from the first positioning member is passed through the second cavity and is gapped with the inner wall of the second cavity.

[0019] In a possible implementation, the connecting rope is a steel wire rope or a polymer rope.

[0020] In a possible implementation manner, the elastic member is a rubber elastic member.

[0021] In the second aspect, the present application also provides a floating photovoltaic power generation system on water, which includes multiple floats, multiple groups of photovoltaic components and the above-mentioned connecting device; the photovoltaic components are arranged on the floats, and the first connecting member and the second connecting member are respectively connected to the corresponding floats.

[0022] Compared with the prior art, the present invention has the following beneficial effects:

[0023] The connecting device provided by the present application is implemented by sleeveing ​​one end of the elastic member on the first positioning member of the first fixing frame, and sleeveing ​​the end of the elastic member away from the first positioning member on the second positioning member of the second fixing frame, and then respectively connecting the first connecting member and the second connecting member through a connecting rope. When the floating bodies connected at both ends of the connecting device are moved by the impact of wind and waves, the elastic members can weaken the hydrodynamic force brought by the wind and waves and provide a certain buffer to the two floating bodies, thereby avoiding collision between the two floating bodies when they move toward each other, and excessive stretching of the connecting rope when the two floating bodies move in opposite directions.

[0024] In order to make the above-mentioned objects, features and advantages of the present application more obvious and understandable, preferred embodiments are given below and described in detail with reference to the attached drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0026] Figure 1 An exploded schematic diagram of a connecting device according to an embodiment of the present application is shown;

[0027] Figure 2 A schematic diagram of the three-dimensional structure of a connecting device according to an embodiment of the present application is shown;

[0028] Figure 3 An internal schematic diagram of a connecting device according to an embodiment of the present application is shown;

[0029] Figure 4 A schematic diagram of the three-dimensional structure of a connecting device according to another embodiment of the present application is shown;

[0030] Figure 5 A schematic diagram of a floating photovoltaic power generation system according to an embodiment of the present application is shown;

[0031] Figure 6 A schematic diagram showing the connection between a floating body and a first connecting member according to an embodiment of the present application is shown;

[0032] Figure 7 A schematic diagram showing the connection between a floating body and a first connecting member according to another embodiment of the present application is shown.

[0033] Description of main component symbols:

[0034] 100-connecting device; 110-first fixing frame; 111-first positioning member; 112-first protrusion; 120-second fixing frame; 121-second positioning member; 122-second protrusion; 130-elastic member; 140-first connecting member; 141-first connecting part; 142-second connecting part; 150-second connecting member; 160-connecting rope; 170-first fixing member; 180-second fixing member; 190-locking member;

[0035] 200-floating body;

[0036] 300-Mounting parts. DETAILED DESCRIPTION

[0037] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0038] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0039] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0040] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0041] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0042] Embodiment 1

[0043] See also Figure 1 and Figure 2 In one embodiment of the present application, a connection device 100 is provided, and the connection device 100 is used to connect adjacent floating bodies 200 to reduce the impact of wind and waves on the floating bodies 200.

[0044] The floating body 200 in this embodiment has a photovoltaic component thereon.

[0045] See also Figure 1 The connecting device 100 includes a first fixing frame 110 , a second fixing frame 120 , an elastic member 130 , a first connecting member 140 , a second connecting member 150 and a connecting rope 160 .

[0046] Among them, one side of the first fixing frame 110 has a first positioning member 111, and the side of the second fixing frame 120 close to the first positioning member 111 has a second positioning member 121, one end of the elastic member 130 is sleeved on the outside of the first positioning member 111, and the end of the elastic member 130 away from the first positioning member 111 is sleeved on the outside of the second positioning member 121.

[0047] The first connector 140 is connected to a side of the first fixing frame 110 away from the first positioning member 111, and the second connector 150 is connected to a side of the second fixing frame 120 away from the second positioning member 121. The first connector 140 and the second connector 150 are both used to connect the floating body 200 with photovoltaic modules.

[0048] One end of the connecting rope 160 is passed through the first positioning member 111 and the first fixing frame 110, and is connected to the first connecting member 140; one end of the connecting rope 160 away from the first connecting member 140 is passed through the second positioning member 121 and the second fixing frame 120, and is connected to the second connecting member 150. The connecting rope 160 is used to connect the first connecting member 140 and the second connecting member 150, and further connect the two floating bodies 200.

[0049] When the floating bodies 200 connected at both ends of the connecting device 100 are impacted by wind and waves, and the two floating bodies 200 move toward or away from each other, the elastic member 130 can weaken the hydrodynamic force brought by the wind and waves, and provide a certain buffer to the two floating bodies 200, thereby avoiding collision when the two floating bodies 200 move toward each other, and excessive stretching of the connecting rope 160 when the two floating bodies 200 move away from each other.

[0050] In some embodiments, see Figure 1 and Figure 3 The first positioning member 111 has a first cavity inside, and the second positioning member 121 has a second cavity inside. One end of the connecting rope 160 is inserted into the first cavity and connected to the first connecting member 140; the end of the connecting rope 160 away from the first positioning member 111 is arranged in the second cavity and connected to the second connecting member 150 to prevent the connecting rope 160 from interfering with the inner side of the elastic member 130 when stretched or contracted.

[0051] Furthermore, one end of the connecting rope 160 is loosely matched with the inner wall of the first cavity, and the other end is loosely matched with the inner wall of the second cavity.

[0052] In some embodiments, see Figure 1 and Figure 3 The first fixing frame 110 has a first protrusion 112 on the side away from the first positioning member 111, and the first protrusion 112 is connected to the first connecting member 140; the second fixing frame 120 has a second protrusion 122 on the side away from the second positioning member 121, and the second protrusion 122 is connected to the second connecting member 150; one end of the connecting rope 160 is passed through the first positioning member 111 and the first protrusion 112, and is connected to the first connecting member 140, and the other end of the connecting rope 160 is passed through the second positioning member 121 and the second protrusion 122, and is connected to the second connecting member 150.

[0053] In some embodiments, the first positioning member 111 , the second positioning member 121 , the first protrusion 112 , and the second protrusion 122 are all cylindrical structures.

[0054] The first protrusion 112 has a third cavity in communication with the first cavity; the second protrusion 122 has a fourth cavity in communication with the second cavity. One end of the connecting rope 160 is inserted into the first cavity and the third cavity, and the other end is inserted into the second cavity and the fourth cavity.

[0055] The first protrusion 112 is inserted into the first connecting member 140 to connect the first fixing frame 110 to the first connecting member 140 ; ​​the second protrusion 122 is inserted into the second connecting member 150 to connect the second fixing frame 120 to the first connecting member 140 .

[0056] Furthermore, the inner diameter of the third cavity is smaller than the inner diameter of the first cavity, and the inner diameter of the third cavity matches the size of the outer diameter of the connecting rope 160, and the inner diameter of the fourth cavity is smaller than the inner diameter of the second cavity, and the inner diameter of the fourth cavity matches the size of the outer diameter of the connecting rope 160 to prevent the connecting rope 160 from shaking.

[0057] Exemplarily, the connecting rope 160 is a steel rope or a polymer rope with a certain elasticity.

[0058] Exemplarily, the elastic member 130 is a rubber elastic member.

[0059] In some embodiments, see Figures 1 to 3 The connecting device 100 also includes a first fixing member 170 and a second fixing member 180; the first fixing member 170 is fixed to the first connecting member 140 and connected to the end of the connecting rope 160 away from the second connecting member 150; the second fixing member 180 is fixed to the second connecting member 150 and connected to the end of the connecting rope 160 away from the first connecting member 140.

[0060] One end of the connecting rope 160 is connected to the first connecting member 140 through the first fixing member 170 , and the other end of the connecting rope 160 is connected to the second connecting member 150 through the second fixing member 180 .

[0061] In some embodiments, the first fixing member 170 is embedded in the first connecting member 140 and connected to one end of the connecting rope 160 ; the second fixing member 180 is embedded in the second connecting member 150 and connected to one end of the connecting rope 160 away from the first connecting member 140 .

[0062] Furthermore, the connecting rope 160 has a first knot at one end and a second knot at the other end; the first knot is pre-buried in the first connecting member 140 and connected to the first fixing member 170, and the second knot is pre-buried in the second connecting member 150 and connected to the second fixing member 180.

[0063] Exemplarily, the first fixing member 170 and the second fixing member 180 are both steel bars.

[0064] Exemplarily, the first connecting member 140 and the second connecting member 150 are both concrete members.

[0065] Preferably, the first connecting member 140 and the second connecting member 150 are both wedge-shaped, so as to improve the reliability of the connection with the floating body 200 .

[0066] Embodiment 2

[0067] See also Figure 4 This embodiment provides a connection device 100. This embodiment is an improvement made on the technical basis of the above embodiment 1. Compared with the above embodiment 1, the difference is that:

[0068] The connecting device 100 further includes a locking member 190 . The first fixing member 170 is passed through the first connecting member 140 . The locking member 190 cooperates with the first fixing member 170 to fix the first fixing member 170 and the first connecting member 140 together.

[0069] In some embodiments, the first fixing member 170 is a bolt with a nut, and the locking member 190 is a nut matched with the first fixing member 170. The first connecting member 140 has a first connecting portion 141 and a second connecting portion 142 at both ends of the housing, one end of the first fixing member 170 with a nut is inserted into the second connecting portion 142, and the nut is located on a side of the second connecting portion 142 away from the first connecting portion 141, the other end of the first fixing member 170 is inserted into the first connecting portion 141, the locking member 190 is provided at one end of the first fixing member 170 away from the nut, and is located on a side of the first connecting portion 141 away from the second connecting portion 142, and the first fixing member 170 and the locking member 190 are threadedly matched to fix the first fixing member 170 to the first connecting member 140.

[0070] In some embodiments, the second fixing member 180 is also a bolt with a nut, and the second fixing member 180 can also be fixed to the second connecting member 150 by bolting.

[0071] In some embodiments, the first connecting member 140 and the second connecting member 150 are both metal members.

[0072] Embodiment 3

[0073] See also Figure 5 The present application also provides a floating photovoltaic power generation system on water, comprising a plurality of floats 200, a plurality of photovoltaic modules and a connecting device 100 of any of the above embodiments; the photovoltaic modules are arranged on the floats 200, and the first connecting member 140 and the second connecting member 150 are respectively connected to the corresponding floats 200.

[0074] At least one group of photovoltaic components is disposed on one of the floating bodies 200 .

[0075] In some embodiments, see Figure 5 and Figure 6 The first connecting member 140 is pre-buried in the floating body 200 so that the first connecting member 140 is fixedly connected to the first floating body 200.

[0076] Furthermore, an anti-wear component is provided on the surface of the first connecting member 140 . When the first connecting member 140 is embedded in the first connecting member 140 and the floating body 200 is affected by wind and waves, the anti-wear component can reduce the friction between the first connecting member 140 and the floating body 200 .

[0077] In some embodiments, the second connecting member 150 is also fixedly connected to the floating body 200 by pre-embedding.

[0078] In some embodiments, see Figure 5 and Figure 7 The water floating photovoltaic power generation system further includes a mounting member 300 , and the first connecting member 140 is fixedly connected to the floating body 200 via the mounting member 300 .

[0079] Exemplarily, the mounting member 300 is in a U-shaped structure, one end of the mounting member 300 is embedded in the floating body 200 , and the other end is fixedly connected to the first connecting member 140 via a bolt structure.

[0080] In some embodiments, the second connecting member 150 is also fixedly connected to the floating body 200 through the mounting member 300 .

[0081] In some embodiments, the floating body 200 is made of concrete. It is understandable, but not limited to this, in other embodiments, the outer shell of the floating body 200 is made of metal and filled with concrete.

[0082] In some embodiments, the floating photovoltaic power generation system comprises a plurality of the connecting devices 100 , and both ends of each of the connecting devices 100 are connected to a floating body 200 , so as to connect the plurality of floating bodies 200 in sequence.

[0083] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0084] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A connection device, characterized in that: include: A first fixing frame, wherein one side of the first fixing frame has a first positioning member; A second fixing frame, wherein a side of the second fixing frame close to the first fixing frame has a second positioning member; An elastic member, one end of which is sleeved outside the first positioning member, and one end of which is away from the first positioning member is sleeved outside the second positioning member; a first connecting member, the first connecting member being connected to a side of the first fixing frame away from the first positioning member; a second connecting member, the second connecting member being connected to a side of the second fixing frame away from the second positioning member; A connecting rope, one end of which is passed through the first positioning member and connected to the first connecting member; one end of which is away from the first connecting member and is passed through the second positioning member and connected to the second connecting member; Wherein, the first connecting member and the second connecting member are both used to connect a floating body with a photovoltaic component.

2. The connection device according to claim 1, characterized in that: The connecting device also includes a first fixing member and a second fixing member; the first fixing member is connected to the first connecting member and is connected to an end of the connecting rope away from the second connecting member; the second fixing member is connected to the second connecting member and is connected to an end of the connecting rope away from the first connecting member.

3. The connection device according to claim 2, characterized in that: The first fixing member is pre-buried in the first connecting member and connected to one end of the connecting rope; the second fixing member is pre-buried in the second connecting member and connected to one end of the connecting rope away from the first connecting member.

4. The connection device according to claim 2, characterized in that: The connecting device further includes a locking member, the first fixing member is passed through the first connecting member, and the locking member cooperates with the first fixing member to connect the first fixing member with the first connecting member.

5. The connection device according to claim 2, characterized in that: The connecting rope has a first knot at one end and a second knot at the other end; the first knot is connected to the first fixing member, and the second knot is connected to the second fixing member.

6. The connection device according to any one of claims 1 to 5, characterized in that: The first fixing frame has a first protrusion on a side away from the first positioning member, and the first protrusion is connected to the first connecting member; the second fixing frame has a second protrusion on a side away from the first positioning member, and the second protrusion is connected to the second connecting member; one end of the connecting rope is passed through the first positioning member and the first protrusion, and is connected to the first connecting member, and the other end of the connecting rope is passed through the second positioning member and the second protrusion, and is connected to the second connecting member.

7. The connection device according to any one of claims 1 to 5, characterized in that: The first positioning member has a first cavity inside, and the second positioning member has a second cavity inside; one end of the connecting rope is passed through the first cavity and is gapped with the inner wall of the first cavity; the end of the connecting rope away from the first positioning member is passed through the second cavity and is gapped with the inner wall of the second cavity.

8. The connection device according to any one of claims 1 to 5, characterized in that: The elastic member is a rubber elastic member.

9. The connection device according to any one of claims 1 to 5, characterized in that: The connecting rope is a steel wire rope or a polymer rope.

10. A floating photovoltaic power generation system, characterized in that: It comprises a plurality of floating bodies, a plurality of groups of photovoltaic modules and the connecting device described in any one of claims 1 to 9; the photovoltaic modules are arranged on the floating bodies, and the first connecting member and the second connecting member are respectively connected to the corresponding floating bodies.

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