Photovoltaic sunshade blade and photovoltaic shutter system

Abstract

The photovoltaic sunshade blade comprises a photovoltaic assembly, a first frame, a second frame, a keel and a rotating shaft, one side of the photovoltaic assembly is connected with the first frame, the other opposite side of the photovoltaic assembly is connected with the second frame, the keel is connected with the rotating shaft, the first frame is connected with the keel in a clamped mode, and the second frame is connected with the rotating shaft in a clamped mode. And the second frame is connected with the keel through a fastener. The embodiment of the utility model further provides a photovoltaic shutter system, the photovoltaic shutter system comprises a frame and a plurality of photovoltaic sunshade blades, and the photovoltaic sunshade blades are arranged on the frame side by side and rotationally connected with the frame through rotating shafts. The detachable photovoltaic module has the advantages of being simple in structure, reliable in connection between the photovoltaic module and the keel and detachable.

Description

Technical Field

[0001] The present application relates to the field of photovoltaic technology, and in particular to photovoltaic sunshade blades and photovoltaic blinds systems. Background Art

[0002] A sunshade is a device used to block sunlight and can provide sun protection, heat insulation, etc. The blinds system is a type of sunshade. By controlling the angles of each blade, different sunshade effects can be achieved. In related technologies, with the development of photovoltaic technology, people have begun to combine photovoltaic technology with sunshades to make full use of light energy.

[0003] However, the inventors have realized that in actual use, existing photovoltaic sunshade blades have the following defects: the structure is relatively complex, and the connection between the photovoltaic module and the keel is not stable and reliable enough. Summary of the invention

[0004] One or more embodiments of the present application provide a photovoltaic sunshade blade and a photovoltaic blind system to solve or at least partially alleviate the problems in the related art of complex photovoltaic sunshade blade structure and unstable and unreliable connection between photovoltaic components and keels.

[0005] In a first aspect of the present application, a photovoltaic sunshade blade is provided, which adopts the following technical solution:

[0006] A photovoltaic sunshade blade comprises a photovoltaic component, a first frame, a second frame, a keel and a rotating shaft, one side of the photovoltaic component is connected to the first frame, and the other opposite side is connected to the second frame, the keel is connected to the rotating shaft, the first frame is clamped to the keel, and the second frame is connected to the keel by fasteners.

[0007] In one embodiment, the first frame is provided with a first hook, and the keel is provided with a second hook suitable for engaging with the first hook; and / or the second frame is provided with a gusset plate, which extends along the thickness direction of the photovoltaic component, and the gusset plate is suitable for being connected to the rear end face of the keel through a fastener.

[0008] In one embodiment, the connection method between the first frame and the photovoltaic component is one or more of bonding, snap-on, and fastener connection, and the connection method between the second frame and the photovoltaic component is one or more of bonding, snap-on, and fastener connection.

[0009] In one embodiment, the first frame is provided with a first mounting groove and / or the second frame is provided with a second mounting groove, and the first mounting groove and / or the second mounting groove are suitable for snapping into the photovoltaic component.

[0010] In one embodiment, the keel includes a first keel and a second keel, the first keel is arranged on one side of the rotating shaft and connected to the first frame, the second keel is arranged on the opposite side of the rotating shaft and connected to the second frame, and the first keel and the second keel are both clamped with the rotating shaft.

[0011] In one embodiment, the first keel and the second keel each include a first plate and a second plate, the first plate is suitable for carrying the photovoltaic component, the second plate is arranged relative to the first plate, the first plate and the second plate are connected to each other at one side away from the rotating shaft, and are connected to the first frame or the second frame, and the first plate and the second plate are clamped to the rotating shaft at one side close to the rotating shaft.

[0012] In one embodiment, the first plate body is provided with a third hook portion, and a first hook groove is provided on a side of the rotating shaft close to the photovoltaic component, and the third hook portion is suitable for being inserted into the first hook groove and engaged with the first hook groove; and / or the second plate body is provided with a fourth hook portion, and a second hook groove is provided on a side of the rotating shaft away from the photovoltaic component, and the fourth hook portion is suitable for being inserted into the second hook groove and engaged with the second hook groove.

[0013] In one embodiment, the first keel and the second keel further include a third plate body respectively, and the first plate body and the second plate body are connected by the third plate body.

[0014] In one embodiment, the first plate of the first keel or the second keel is provided with an installation cavity, and the installation cavity is arranged on the side or bottom facing the photovoltaic component, and a junction box adapted to the photovoltaic component is arranged in the installation cavity.

[0015] In one embodiment, along the length direction of the rotating shaft, the keel is segmented or continuous.

[0016] In one of the embodiments, it further includes an adjustment plate, and the adjustment plate is arranged at two ends of the photovoltaic component along the length direction of the rotating shaft.

[0017] In a second aspect of the present application, a photovoltaic shutter system is provided, which adopts the following technical solution:

[0018] A photovoltaic blind system comprises a frame and the photovoltaic sunshade blades as described above, wherein a plurality of the photovoltaic sunshade blades are arranged in parallel on the frame, and a plurality of the photovoltaic sunshade blades are rotatably connected to the frame via the rotating shafts. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings of the embodiments will be briefly introduced below. Obviously, the drawings in the following description only relate to some embodiments of the present application, rather than limiting the present application.

[0020] Figure 1 Schematic diagram of photovoltaic sunshade blades according to some embodiments of the present application.

[0021] Figure 2 Based on Figure 1 Exploded diagram of a photovoltaic sunshade blade.

[0022] Figure 3 Based on Figure 1 Schematic cross-sectional view of a photovoltaic sunshade blade.

[0023] Figure 4 It is a schematic diagram of the partial structure of a photovoltaic sunshade blade according to some embodiments of the present application.

[0024] Figure 5 Another partial structural schematic diagram of a photovoltaic sunshade blade according to some embodiments of the present application.

[0025] Figure 6 It is another partial structural schematic diagram of the photovoltaic sunshade blade according to some embodiments of the present application.

[0026] Figure 7 It is a schematic diagram of the assembly process of photovoltaic sunshade blades according to some embodiments of the present application.

[0027] Figure 8 It is a schematic diagram of the partial structure of photovoltaic sunshade blades according to some other embodiments of the present application.

[0028] Fig. 9 Schematic diagram of an explosion of photovoltaic sunshade blades according to other embodiments of the present application.

[0029] Fig.10 Based on Fig. 9 Schematic diagram of the cross-section of a photovoltaic sunshade blade.

[0030] Fig.11 It is a schematic diagram of the partial structure of a photovoltaic sunshade blade according to some embodiments of the present application.

[0031] Fig.12 Another partial structural schematic diagram of a photovoltaic sunshade blade according to some embodiments of the present application.

[0032] Fig.13 Schematic diagram of a photovoltaic shutter system according to some embodiments of the present application.

[0033] In the figure: 1. photovoltaic sunshade blade; 10. first frame; 1a. first mounting groove; 11. first base; 12. first extension; 13. second extension; 131. first hook; 20. photovoltaic module; 21. junction box; 30. second frame; 3a. second mounting groove; 31. second base; 311. buckle plate; 32. third extension; 33. fourth extension; 40. keel; 41. first keel; 411. second hook; 42. second keel; 421. first plate; 421a. mounting cavity; 4211. third hook; 422. second plate; 4221. fourth hook; 423. third plate; 50. rotating shaft; 5a. first hook groove; 5b. second hook groove; 60. adjustment plate; 70. frame. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the accompanying drawings showing multiple embodiments of the present application. It should be understood that the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments described in the present application, all other embodiments obtained by ordinary technicians in this field without spending creative work will fall within the scope of protection of the present application.

[0035] Unless otherwise defined, all technical and scientific terms used in this application have the same meaning as those generally understood by technicians in the technical field of this application; the terms used in the specification of the application are only for the purpose of describing specific implementation methods, and are not intended to limit this application; the terms "including", "comprising", "having", "having", "containing", "including", etc. in the specification and claims of this application and the above-mentioned figure description are open-ended words. Therefore, "including", "comprising", "having" is a method or device with one or more steps or elements, for example, which has one or more steps or elements, but is not limited to having only these one or more elements. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned figures are used to distinguish different objects, rather than to describe a specific order or a primary and secondary relationship. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, unless otherwise specified, the meaning of "multiple" is two or more.

[0036] In the description of the present application, it should be understood that the terms "center", "lateral", "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "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.

[0037] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "attached" 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 direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of 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.

[0038] Reference to "embodiment" in this application means that a particular feature, structure, or characteristic described in conjunction with the embodiment may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described in this application may be combined with other embodiments.

[0039] As mentioned above, it should be emphasized that when the term "includes / comprising" is used in this specification, it is used to clearly indicate the presence of the features, integers, steps or components, but does not exclude the presence or addition of one or more other features, integers, steps, components or groups of features, integers, steps, components. As used in this application, the singular forms "a", "an" and "the" also include plural forms, unless the context clearly indicates otherwise.

[0040] Figure 1 It is a schematic diagram of a photovoltaic sunshade blade 1 according to some embodiments of the present application.

[0041] Figure 2 Based on Figure 1 Schematic diagram of an explosion of the photovoltaic sunshade blade 1.

[0042] Figure 3 Based on Figure 1 A schematic cross-sectional view of a photovoltaic sunshade blade 1.

[0043] One or more embodiments of the present application disclose a photovoltaic sunshade blade 1. Figure 1-Figure 3The photovoltaic sunshade blade 1 includes a photovoltaic component 20, a first frame 10, a second frame 30, a keel 40 and a rotating shaft 50. One side of the photovoltaic component 20 is connected to the first frame 10, and the other opposite side is connected to the second frame 30. The keel 40 is connected to the rotating shaft 50. The first frame 10 is clamped with the keel 40, and the second frame 30 is connected to the keel 40 by fasteners.

[0044] Compared with the related art, the photovoltaic sunshade blade 1 of the present application has a simple structure. The first frame 10 and the second frame 30 are respectively arranged on both sides of the photovoltaic assembly 20. One side of the photovoltaic assembly 20 is connected to the first frame 10, and the first frame 10 is then clamped with the keel 40, which is convenient for reducing the difficulty of assembly and reducing the time consumption of assembly. The other side of the photovoltaic assembly 20 is connected to the keel 40 through the second frame 30 using fasteners, which is conducive to reducing the risk of unstable connection between the photovoltaic assembly 20 and the keel 40, and the first frame 10 and the second frame 30 can be used as the frame of the photovoltaic assembly 20 to protect the photovoltaic assembly 20. When the photovoltaic sunshade blade 1 needs to be inspected and repaired, the fasteners are first removed to separate the second frame 30 from the keel 40, and then the first frame 10 is separated from the keel 40, so that the photovoltaic power generation part and the keel 40 can be separated, which reduces the difficulty of repairing the product and reduces the time consumption of repairing the product. In addition, compared with the traditional sunshade device, the photovoltaic assembly 20 is arranged on the sun-facing side of the keel 40, and the light energy is fully utilized to realize photovoltaic power generation.

[0045] Figure 4 It is a schematic diagram of the partial structure of a photovoltaic sunshade blade 1 according to some embodiments of the present application.

[0046] Figure 5 It is another partial structural schematic diagram of the photovoltaic sunshade blade 1 according to some embodiments of the present application.

[0047] In some embodiments, reference Figure 4 , Figure 5 The first frame 10 is provided with a first hook 131, and the keel 40 is provided with a second hook 411 suitable for engaging with the first hook 131; and / or the second frame 30 is provided with a gusset 311, the gusset 311 extends along the thickness direction of the photovoltaic module 20, and the gusset 311 is suitable for connecting with the rear end surface of the keel 40 through a fastener. The provision of the gusset 311 is conducive to the installation of the fastener.

[0048] In some embodiments, the connection method between the first frame 10 and the photovoltaic component 20 is one or more of bonding, snap-on, and fastener connection, and the connection method between the second frame 30 and the photovoltaic component 20 is one or more of bonding, snap-on, and fastener connection.

[0049] In at least one embodiment, the first frame 10 is provided with a first mounting groove 1a and a first hook 131, the first mounting groove 1a is suitable for clamping the photovoltaic module 20, and the opening direction of the first hook 131 is opposite to the opening direction of the first mounting groove 1a. The connection between the first frame 10 and the photovoltaic module 20 is simple, which reduces the difficulty of assembly, and the opening direction of the first hook 131 is opposite to the opening direction of the first mounting groove 1a, and the second hook 411 can apply a pulling force to the first hook 131 and the first mounting groove 1a connected to the first hook 131, thereby reducing the risk of the photovoltaic module 20 falling out of the first mounting groove 1a when the product is used.

[0050] In at least one embodiment, the first frame 10 includes a first base 11, a first extension portion 12 and a second extension portion 13. The first extension portion 12 and the second extension portion 13 are arranged at intervals on the first base 11 and cooperate to form a first mounting groove 1a suitable for snapping into the photovoltaic component 20. The second extension portion 13 is bent back on the side away from the first base 11 to form a first hook 131.

[0051] In at least one embodiment, the cross section of the first frame 10 on the side facing away from the photovoltaic assembly 20 is arc-shaped, that is, the cross section of the base is arc-shaped, which plays an aesthetic role.

[0052] In at least one embodiment, the first hook portion 131 and the second hook portion 411 are both arc-shaped and can be interlocked and locked.

[0053] In at least one embodiment, the second frame 30 is provided with a second mounting groove 3a and a gusset plate 311. The second mounting groove 3a is suitable for clamping the photovoltaic module 20. The connection between the second frame 30 and the photovoltaic module 20 is simple, which helps to reduce the difficulty of assembly. The gusset plate 311 is arranged on one side of the second mounting groove 3a along the thickness direction of the photovoltaic module 20.

[0054] In at least one embodiment, the second frame 30 includes a second base 31, a third extension 32 and a fourth extension 33, the third extension 32 and the fourth extension 33 are arranged on the second base 31 at intervals, and cooperate to form a second mounting groove 3a suitable for clamping the photovoltaic module 20, and a buckle plate 311 is formed on the side of the second base 31 away from the third extension 32, and the cross section of the entire second frame 30 is F-shaped. The second frame 30 has a simple structure, which helps to reduce the difficulty of processing and manufacturing.

[0055] In at least one embodiment, the fastener is a self-drilling screw that can be self-locking, which is conducive to reducing assembly steps and reducing assembly difficulty. In at least one embodiment, the fastener can also be a bolt and a nut, or a rivet or other structure.

[0056] In some embodiments, the photovoltaic module 20 is formed by using crystalline silicon material cells, or thin-film cells such as cadmium telluride, or by laying flexible cells on an aluminum plate.

[0057] In some embodiments, the photovoltaic assembly 20 is connected to the first frame 10 and the second frame 30 by gluing to reduce the risk of loose connections.

[0058] Figure 6 It is another partial structural schematic diagram of the photovoltaic sunshade blade 1 according to some embodiments of the present application.

[0059] Figure 7 It is a schematic diagram of the assembly process of the photovoltaic sunshade blade 1 according to some embodiments of the present application.

[0060] In some embodiments, reference Figure 6 , Figure 7 The keel 40 is a split structure, and the keel 40 includes a first keel 41 and a second keel 42. The first keel 41 is arranged on one side of the rotating shaft 50 and connected to the first frame 10, and the second keel 42 is arranged on the opposite side of the rotating shaft 50 and connected to the second frame 30. The first keel 41 and the second keel 42 are both engaged with the rotating shaft 50. That is, the first keel 41 forms a second hook portion 411 engaged with the first hook portion 131 of the first frame 10, and the second keel 42 is detachably connected to the gusset plate 311 of the second frame 30 through a fastener. The connection method between the keel 40 and the rotating shaft 50 is simple, which helps to reduce the difficulty of disassembling and assembling the keel 40.

[0061] Figure 8 It is a schematic diagram of the partial structure of photovoltaic sunshade blades according to some other embodiments of the present application.

[0062] Reference Figure 6-Figure 8 In some embodiments, the first keel 41 and the second keel 42 both include a first plate 421 and a second plate 422. The first plate 421 is suitable for carrying the photovoltaic module 20 to reduce the risk of structural instability. The second plate 422 is arranged relative to the first plate 421. The first plate 421 and the second plate 422 are connected to each other at a side away from the rotating shaft 50, and the first plate 421 and the second plate 422 are connected to the first frame 10 or the second frame 30. The first plate 421 and the second plate 422 are clamped to the rotating shaft 50 at a side close to the rotating shaft 50. The connection method of clamping the first plate 421 and the second plate 422 to the rotating shaft 50 is simple, which helps to reduce the difficulty of assembly.

[0063] In some embodiments, the first plate 421 of the first keel 41 or the second keel 42 is provided with an installation cavity 421a, which is arranged on the side or bottom facing the photovoltaic assembly 20, and a junction box 21 adapted to the photovoltaic assembly 20 is arranged in the installation cavity 421a. The structure is compact, which is conducive to shielding and protecting the junction box 21. In at least one embodiment, the connector (such as MC4 connector) and busbar of the photovoltaic assembly 20 are also placed in the installation cavity 421a to reduce the hidden dangers of the connector or wiring harness being exposed. Figure 8 The dotted line in the figure indicates the installation cavity 421a arranged at the side, and the installation cavity 421a is connected with the space above the second plate body 422 for wiring.

[0064] In some embodiments, a third hook 4211 is provided on a side of the first plate 421 close to the photovoltaic assembly 20, a first hook groove 5a is provided on a side of the rotating shaft 50 close to the photovoltaic assembly 20, and the third hook 4211 is suitable for inserting into the first hook groove 5a and engaging with the first hook groove 5a; and / or a fourth hook 4221 is provided on a side of the second plate 422 away from the photovoltaic assembly 20, a second hook groove 5b is provided on a side of the rotating shaft 50 away from the photovoltaic assembly 20, and the fourth hook 4221 is suitable for inserting into the second hook groove 5b and engaging with the second hook groove 5b. The connection method is simple, and the connection methods between the first keel 41, the second keel 42 and the rotating shaft 50 are the same, which is conducive to reducing the difficulty of processing and assembly.

[0065] In some embodiments, the first keel 41 and the second keel 42 further include a third plate 423 , and the first plate 421 and the second plate 422 are connected via the third plate 423 , so as to reduce the risk of structural instability.

[0066] In at least one embodiment, the third plate 423 is disposed close to the shaft 50 and is adapted to fit the shaft 50. The first keel 41 and the second keel 42 are hollow structures, which are beneficial to reducing the dead weight and the cost of raw materials required for processing.

[0067] In some embodiments, the overall assembly method of the photovoltaic sunshade blade 1 is as follows: S1, the first keel 41 and the second keel 42 are respectively clamped on the rotating shaft 50 to form a combination; S2, the first frame 10 and the second frame 30 are respectively assembled to the two ends of the photovoltaic module 20; S3, the first frame 10 is connected to the first keel 41; S4, the second frame 30 is connected to the second keel 42. S1 and S2 are not in order. The assembly method is simple and easy to operate.

[0068] In at least one embodiment, reference Figure 7 The first hook portion 131 can be engaged with the second hook portion 411 by rotating relative to the second hook portion 411, which helps to reduce the difficulty of assembly and reduce the time spent on assembly.

[0069] In at least one embodiment, reference Figure 6 The third hook 4211 can rotate relative to the first hook groove 5a. During assembly, the third hook 4211 can be inserted into the first hook groove 5a first, and then the first keel 41 or the second keel 42 is rotated to insert the fourth hook 4221 into the second hook groove 5b, which helps to reduce the difficulty of assembly and reduce the time spent on assembly.

[0070] Fig. 9 It is a schematic exploded view of a photovoltaic sunshade blade 1 according to some other embodiments of the present application.

[0071] Fig.10 Based on Fig. 9 Schematic diagram of a cross section of a photovoltaic sunshade blade 1.

[0072] In some embodiments, reference Fig. 9 , Fig.10 The specific structures of the first frame 10, the second frame 30, the keel 40 and other components are not limited to the structures described in the aforementioned embodiments.

[0073] In some embodiments, reference Figure 2 , Fig. 9 Along the length direction of the rotating shaft 50, the keel 40 is segmented or continuous. The segmented type refers to the keel 40 being Fig. 9 As shown, a plurality of keels 40 are arranged at intervals along the length direction of the rotating shaft 50, and the through-length keel 40 is as shown in FIG. Figure 2 As shown, a single, segmented structure is provided along the length direction of the rotating shaft 50, which is beneficial to reducing the consumables required for processing the keel 40, reducing the cost, reducing the deadweight, and facilitating the heat dissipation of the photovoltaic module 20. The through-length structure is beneficial to reducing the risk of structural instability.

[0074] In some embodiments, reference Figure 7 , Fig.10 The second plate 422 of the keel 40 can extend along a straight line or along a curved surface, and as the distance from the rotation shaft 50 decreases, the distance between the second plate 422 and the photovoltaic module 20 increases, which is beneficial for reducing the space occupied by the keel 40 while the rotation shaft 50 is built in. The cross-section of the entire photovoltaic sunshade blade 1 can be a shuttle, triangle, square or other conventional shapes.

[0075] Fig.11 It is a schematic diagram of the partial structure of a photovoltaic sunshade blade 1 according to some embodiments of the present application.

[0076] In at least one embodiment, reference Fig.11, the first hook 131 and the second hook 411 are both square. During assembly, the first hook 131 can be first inserted into one side of the second hook 411 along the thickness direction of the photovoltaic module 20, and then slid in a direction parallel to the photovoltaic module 20 so that the first hook 131 and the second hook 411 are mutually buckled. In at least one embodiment, the first hook 131 and the second hook 411 can also be set to other shapes besides arc and square.

[0077] In at least one embodiment, the cross section of the first frame 10 on the side facing away from the photovoltaic assembly 20 is square or rectangular, that is, the cross section of the base can be square, rectangular or other conventional shapes in addition to being arc-shaped.

[0078] Fig.12 It is another partial structural schematic diagram of the photovoltaic sunshade blade 1 according to some embodiments of the present application.

[0079] In some embodiments, reference Figure 5 , Fig.12 The first plate 421 of the keel 40 is provided with a groove at one end connected to the second frame 30, which is suitable for accommodating the fourth extension portion 33 of the second frame 30. The rear end surface of the keel 40 forms a plane that fits the gusset plate 311, and the two are connected by fasteners, which is conducive to reducing the risk of structural instability.

[0080] In some embodiments, reference Figure 1 , Figure 2 The photovoltaic sunshade blade 1 also includes an adjustment plate 60, which is arranged at both ends of the photovoltaic component 20 along the length direction of the rotating shaft 50. Adjustment plates 60 of different sizes can be selected to adjust the size of the photovoltaic sunshade blade 1 in the length direction of the rotating shaft 50, which is beneficial to avoid the size of the photovoltaic component 20 limiting the application scenario of the photovoltaic sunshade blade 1.

[0081] In some embodiments, components such as the first frame 10, the second frame 30, the keel 40, and the adjustment plate 60 may be made of aluminum to reduce their own weight and the risk of structural instability.

[0082] In some embodiments, the first frame 10, the second frame 30, the first keel 41, the second keel 42, the adjustment plate 60 and other components are integrally formed structures to reduce assembly steps and reduce assembly difficulty.

[0083] Fig.13 Schematic diagram of a photovoltaic shutter system according to some embodiments of the present application.

[0084] One or more embodiments of the present application also disclose a photovoltaic shutter system, referring to Fig.13The photovoltaic louver system includes a frame 70 and a plurality of photovoltaic sunshade blades 1, which are arranged in parallel on the frame 70 and are rotatably connected to the frame 70 through a rotating shaft 50. The photovoltaic louver system can generate photovoltaic power by utilizing the light to be shielded while providing sunshade, and has a simple structure, a reliable connection between the photovoltaic module 20 and the keel 40, and a detachable effect.

[0085] The above describes the basic principles, main features and advantages of the present application. Those skilled in the art should understand that the present application is not limited by the above embodiments, and the above embodiments and the specification only describe the principles of the present application. The present application may have various changes and improvements without departing from the spirit and scope of the present application, and these changes and improvements fall within the scope of the present application for which protection is sought. The scope of protection claimed by the present application is defined by the attached claims and their equivalents.

Claims

1. A photovoltaic sunshade blade, characterized in that: It includes a photovoltaic component, a first frame, a second frame, a keel and a rotating shaft. One side of the photovoltaic component is connected to the first frame, and the other opposite side is connected to the second frame. The keel is connected to the rotating shaft. The first frame is clamped with the keel, and the second frame is connected to the keel by fasteners.

2. The photovoltaic sunshade blade according to claim 1, characterized in that: The first frame is provided with a first hook, and the keel is provided with a second hook suitable for engaging with the first hook; and / or the second frame is provided with a gusset plate, which extends along the thickness direction of the photovoltaic component and is suitable for being connected to the rear end face of the keel through a fastener.

3. The photovoltaic sunshade blade according to claim 1, characterized in that: The connection method between the first frame and the photovoltaic component is one or more of bonding, snap-on, and fastener connection, and the connection method between the second frame and the photovoltaic component is one or more of bonding, snap-on, and fastener connection.

4. The photovoltaic sunshade blade according to claim 3, characterized in that: The first frame is provided with a first mounting groove and / or the second frame is provided with a second mounting groove, and the first mounting groove and / or the second mounting groove are suitable for clamping the photovoltaic component.

5. The photovoltaic sunshade blade according to claim 1, characterized in that: The keel includes a first keel and a second keel, the first keel is arranged on one side of the rotating shaft and connected to the first frame, the second keel is arranged on the opposite side of the rotating shaft and connected to the second frame, and the first keel and the second keel are both clamped with the rotating shaft.

6. The photovoltaic sunshade blade according to claim 5, characterized in that: The first keel and the second keel both include a first plate body and a second plate body. The first plate body is suitable for carrying the photovoltaic component. The second plate body is arranged relative to the first plate body. The first plate body and the second plate body are connected to each other at one side away from the rotating shaft and are connected to the first frame or the second frame. The first plate body and the second plate body are clamped to the rotating shaft at one side close to the rotating shaft.

7. The photovoltaic sunshade blade according to claim 6, characterized in that: The first plate body is provided with a third hook portion, and a first hook groove is provided on a side of the rotating shaft close to the photovoltaic component, and the third hook portion is suitable for being inserted into the first hook groove and engaged with the first hook groove; and / or the second plate body is provided with a fourth hook portion, and a second hook groove is provided on a side of the rotating shaft away from the photovoltaic component, and the fourth hook portion is suitable for being inserted into the second hook groove and engaged with the second hook groove.

8. The photovoltaic sunshade blade according to claim 6 or 7, characterized in that: The first keel and the second keel further include a third plate body respectively, and the first plate body and the second plate body are connected by the third plate body.

9. The photovoltaic sunshade blade according to claim 6, characterized in that: The first plate body of the first keel or the second keel is provided with an installation cavity, and the installation cavity is arranged on the side or bottom facing the photovoltaic component. A junction box adapted to the photovoltaic component is arranged in the installation cavity.

10. The photovoltaic sunshade blade according to claim 5, characterized in that: Along the length direction of the rotating shaft, the keel is segmented or full-length.

11. The photovoltaic sunshade blade according to claim 1, characterized in that: It also includes an adjustment plate, which is arranged at two ends of the photovoltaic component.

12. Photovoltaic shutter system, characterized by: It comprises a frame and a plurality of photovoltaic sunshade blades as described in any one of claims 1 to 11, wherein the plurality of photovoltaic sunshade blades are arranged in parallel on the frame, and the plurality of photovoltaic sunshade blades are rotatably connected to the frame via the rotating shafts.

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