CN115459693A - Photovoltaic square matrix, edge covering device thereof and photovoltaic system - Google Patents

Abstract

The application is suitable for the technical field of solar cells, and provides a photovoltaic square matrix, a photovoltaic square matrix and a photovoltaic system. The edge covering device of the photovoltaic square matrix comprises a pressing frame assembly, a connecting assembly and a baffle, wherein the pressing frame assembly is used for being fixedly connected with the frame of the photovoltaic square matrix, the connecting assembly is connected with the baffle to the pressing frame assembly, and the baffle is used for shielding the pressing frame assembly, the connecting assembly and the frame. So, shelter from the frame of photovoltaic square matrix, the pressure frame subassembly and the coupling assembling of device of hiding the limit through the baffle, can reduce exposing of other components of photovoltaic square matrix and device of hiding the limit, be favorable to realizing the integration of photovoltaic square matrix and installation environment for the whole of photovoltaic square matrix is more pleasing to the eye.

Description

Photovoltaic square matrix, edge covering device thereof and photovoltaic system

Technical Field

The application belongs to the technical field of solar cells, and particularly relates to a photovoltaic square matrix edge covering device, a photovoltaic square matrix and a photovoltaic system.

Background

Solar cell power generation is a sustainable clean energy source that can convert sunlight into electrical energy using the photovoltaic effect of semiconductor p-n junctions. Solar cells are typically soldered with solder ribbons to form a photovoltaic matrix.

In the related art, the frame of the photovoltaic array is usually exposed. Like this, photovoltaic square matrix is relatively poor with the integration of installation environment, and is not pleasing to the eye enough on the whole.

Based on this, how to shelter from the frame of photovoltaic square matrix has become the problem that awaits the solution urgently.

Disclosure of Invention

The application provides a device, photovoltaic square matrix and photovoltaic system hide limit of photovoltaic square matrix aims at solving the problem of how to shelter from the frame of photovoltaic square matrix.

First aspect, the utility model provides a photovoltaic square matrix hide limit device, including pressing frame subassembly, coupling assembling and baffle, press the frame subassembly be used for with the frame fixed connection of photovoltaic square matrix, coupling assembling will the baffle is connected to press the frame subassembly, the baffle is used for sheltering from press the frame subassembly coupling assembling with the frame.

Optionally, the pressing frame assembly includes a pressing block, a connecting plate and a first fastener, the pressing block is used for pressing the top of the frame, the connecting plate is used for abutting against the bottom of the frame and matching with the pressing block, and the first fastener is used for fastening the pressing block and the connecting plate to fix the frame between the pressing block and the connecting plate.

Optionally, the pressing block is formed with a first connecting hole, the connecting plate is formed with a second connecting hole, and the first fastening member is used for passing through the first connecting hole and the second connecting hole to fasten the pressing block and the connecting plate.

Optionally, the connecting assembly includes a joist and a second fastener, the pressing frame assembly includes a connecting plate, the joist is disposed on one side of the pressing frame assembly facing the baffle, and the second fastener is used for fastening the joist and the connecting plate, so that the baffle shields the pressing frame assembly, the connecting assembly and the frame.

Optionally, the connecting assembly includes a clamping groove, a bottom wall of the clamping groove is fixed on one side of the baffle plate facing the pressing frame assembly, and the joist is inserted into the clamping groove to be connected with the baffle plate.

Optionally, an opening end is formed at one side of the clamping groove facing the pressing frame assembly, the joist is inserted into the clamping groove from the opening end, and a folded portion bent towards the inner side of the clamping groove is formed at the opening end.

Optionally, the connecting plate is formed with a third connecting hole, the clamping groove is formed with a fourth connecting hole, the joist is formed with a fifth connecting hole, and the second fastener is used for passing through the third connecting hole, the fourth connecting hole and the fifth connecting hole to fasten the connecting plate, the clamping groove and the joist.

Optionally, the photovoltaic system is applied to photovoltaic system, photovoltaic system includes photovoltaic support, cable and earth connection, the baffle is including the first shielding portion, second shielding portion and the third shielding portion that extend in proper order, first shielding portion is used for sheltering from the frame, the second shielding portion is used for sheltering from press the frame subassembly with coupling assembling, the third shielding portion is used for sheltering from the photovoltaic support the cable with at least one in the earth connection.

In a second aspect, the photovoltaic square matrix provided by the application comprises any one of the above edge covering devices, wherein the edge covering devices cover the frame of the photovoltaic square matrix.

In a third aspect, the photovoltaic system provided by the present application includes the above photovoltaic square matrix.

The edge covering device, the photovoltaic square matrix and the photovoltaic system of the photovoltaic square matrix shelter from the frame of the photovoltaic square matrix, the pressing frame assembly of the edge covering device and the connecting assembly through the baffle, can reduce exposure of other members of the photovoltaic square matrix and the edge covering device, and are favorable for realizing fusion of the photovoltaic square matrix and an installation environment, so that the whole photovoltaic square matrix is more attractive.

Drawings

Fig. 1 is a schematic structural diagram of an edge covering device of a photovoltaic square matrix according to an embodiment of the present application;

FIG. 2 is a schematic structural diagram of a photovoltaic system according to an embodiment of the present application;

fig. 3 is a schematic view of a partial structure of a mask device of a photovoltaic array according to an embodiment of the present application;

fig. 4 is a schematic structural diagram of a connection board of a photovoltaic edge-covering device according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of an edge-covering device of a photovoltaic array according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of a card slot of an edge-shielding device of a photovoltaic array according to an embodiment of the present application;

fig. 7 is a schematic structural diagram of a baffle of an edge covering device of a photovoltaic square matrix according to an embodiment of the present application;

FIG. 8 is a schematic illustration of a joist of a baffle of an edge-covering device of a photovoltaic array according to an embodiment of the present application;

fig. 9 is a schematic structural diagram of a baffle of an edge covering device of a photovoltaic array according to an embodiment of the present application;

FIG. 10 is a schematic structural diagram of a photovoltaic system according to an embodiment of the present application;

description of the main element symbols:

the edge shielding device 10, the pressing frame assembly 11, the pressing block 111, the first connecting hole 1110, the connecting plate 112, the second connecting hole 1120, the third connecting hole 1121, the first fastener 113, the connecting assembly 12, the joist 121, the fifth connecting hole 1210, the second fastener 122, the clamping groove 123, the folded portion 1231, the baffle 13, the first shielding portion 131, the second shielding portion 132, the third shielding portion 133, the first bent portion 1341, the second bent portion 1342, the third bent portion 1343, the fourth bent portion 1344, and the fifth bent portion 1345; frame 20, photovoltaic square matrix 100, photovoltaic support 200, cable 300, earth connection 400, photovoltaic system 1000.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In this application, shelter from the frame of photovoltaic square matrix, the pressure frame subassembly and the coupling assembling of device of hiding limit through the baffle, can reduce exposing of other components of photovoltaic square matrix and device of hiding limit, be favorable to realizing the integration of photovoltaic square matrix and installation environment for the whole of photovoltaic square matrix is more pleasing to the eye.

Example one

Referring to fig. 1, fig. 2 and fig. 3, the edge covering device 10 of the photovoltaic square matrix 100 according to the embodiment of the present application includes a pressing frame assembly 11, a connecting assembly 12 and a baffle 13, the pressing frame assembly 11 is used for being fixedly connected with the frame 20 of the photovoltaic square matrix 100, the connecting assembly 12 connects the baffle 13 to the pressing frame assembly 11, and the baffle 13 is used for covering the pressing frame assembly 11, the connecting assembly 12 and the frame 20.

The photovoltaic square matrix 100 of this application embodiment hides limit device 10, shelters from the frame 20 of photovoltaic square matrix 100, the pressure frame subassembly 11 and the coupling assembling 12 of device 10 that hides limit through baffle 13, can reduce exposing of other components of photovoltaic square matrix 100 and device 10 that hides limit, is favorable to realizing the integration of photovoltaic square matrix 100 and installation environment for the whole of photovoltaic square matrix 100 is more pleasing to the eye.

In particular, the installation environment is, for example, a building roof. In other embodiments, the installation environment may also be a glass curtain wall, the ground, the water surface, etc.

In this embodiment, the photovoltaic array 100 includes a plurality of battery assemblies, each battery assembly has a frame around, and the frame 20 is a frame around the photovoltaic array 100. In other words, the baffle 13 is used to block the frame 20 around the photovoltaic array 100, but not block the frame inside the photovoltaic array 100. So, shelter from the frame 20 with the installation environment contact for photovoltaic square matrix 100 fuses better, more pleasing to the eye with the installation environment, simultaneously, does not shelter from the inside frame of photovoltaic square matrix 100, can material saving, reduce cost and the technology degree of difficulty.

In other embodiments, the photovoltaic array 100 may include a plurality of battery modules, each of which has a frame around its periphery, and the frame 20 is a part or all of the frames around the battery modules. In other words, the baffle 13 is used to shield part or all of the peripheral frame 20 of the battery assembly; alternatively, the photovoltaic array 100 may be a battery assembly, and the baffle 13 is used to shield the peripheral frame 20 of the battery assembly.

In the present embodiment, the baffle 13 completely blocks the peripheral frame 20 of the photovoltaic array 100. Like this, the outside no frame 20 of baffle 13 exposes, can form the complete shielding to frame 20 for photovoltaic square matrix 100 is higher with the integration degree of installation environment, thereby makes photovoltaic square matrix 100's whole more pleasing to the eye.

In other embodiments, the baffle 13 may partially block the peripheral frame 20 of the photovoltaic array 100. In other words, the peripheral frame 20 of the photovoltaic array 100 is partially shielded by the baffle 13, and the rest is not shielded by the baffle 13.

The specific form of the photovoltaic array 100 and the specific manner in which the bezel 20 is obscured by the baffle 13 are not limited herein.

Specifically, the pressing frame assembly 11 and the frame 20 may be fixedly connected by welding, bonding, clipping, riveting, screwing or other methods. The fixing manner of the pressing frame assembly 11 and the frame 20 is not limited herein.

Specifically, the connecting assembly 12 may connect the baffle 13 to the pressure frame assembly 11 by welding, bonding, snapping, riveting, screwing, or other means. The specific manner in which the connecting assembly 12 connects the bezel 13 to the press frame assembly 11 is not limited herein.

Specifically, the blocking plate 13 completely blocks the frame pressing member 11, the connecting member 12, and the rim 20. Like this, the outside no frame 20 of baffle 13 and other components of device 10 that hide are exposed, can form and shield completely to furthest realizes the integration of photovoltaic square matrix 100 and installation environment, makes the whole of photovoltaic square matrix 100 more pleasing to the eye.

In other embodiments, the blocking plate 13 may partially block the pressing frame assembly 11, the connecting assembly 12 and the frame 20. In other words, one or more of the frame pressing member 11, the connecting member 12, and the side frame 20 are partially covered by the barrier 13, and the rest are not covered by the barrier 13.

For example, the baffle 13 shields part of the pressing frame assembly 11, all of the connecting assembly 12, and all of the frame 20; for another example, the baffle 13 covers a portion of the pressing frame assembly 11, a portion of the connecting assembly 12, and the whole of the frame 20; for another example, the blocking plate 13 blocks the portions of the frame pressing member 11, the connecting member 12, and the frame 20. The specific manner in which the baffle 13 shields the pressing frame assembly 11, the connecting assembly 12 and the frame 20 is not limited herein.

Specifically, the baffle 13 is made of at least one of aluminum alloy, stainless steel, and carbon steel. The baffle 13 can be formed by bending an aluminum alloy plate, a stainless steel plate or a carbon steel plate. So, baffle 13's intensity is higher, and the cost is lower, and the effect of sheltering from is better.

Example two

Referring to fig. 1 and 3, in some alternative embodiments, the pressing frame assembly 11 includes a pressing block 111, a connecting plate 112 and a first fastening member 113, the pressing block 111 is used for pressing the top of the frame 20, the connecting plate 112 is used for abutting against the bottom of the frame 20 and cooperating with the pressing block 111, and the first fastening member 113 is used for fastening the pressing block 111 and the connecting plate 112, so as to fix the frame 20 between the pressing block 111 and the connecting plate 112.

So, briquetting 111 and connecting plate 112 cooperation are fastened through first fastener 113, make frame 20 fix between briquetting 111 and connecting plate 112, need not to punch at frame 20 for the fixed connection of pressure frame subassembly 11 and frame 20, are favorable to guaranteeing the integrality of frame 20, avoid damaging frame 20 because of sheltering from. Furthermore, the fixing positions of the pressing piece 111 and the connecting plate 112 can be flexibly adjusted in the extending direction of the frame 20.

Specifically, the pressing piece 111 directly abuts against the top of the frame 20. Thus, the installation efficiency is high.

In other embodiments, glue, solder or other connectors may be provided between the pressing block 111 and the top of the frame 20.

Specifically, the surface of the pressing block 111 facing the top of the frame 20 is a plane, and the surface of the top of the frame 20 is also a plane. Therefore, the contact area between the pressing block 111 and the top of the frame 20 is large, and the fastening effect of the frame 20 and the pressing block 111 is better.

In other embodiments, the surface of the pressing block 111 facing the top of the frame 20 and the top of the frame 20 may form a matching concave-convex structure. Therefore, the contact area can be further increased, and the friction is increased, so that the fastening effect of the frame 20 and the pressing block 111 is better.

Specifically, the surface of the connecting plate 112 facing the bottom of the frame 20 is a plane, and the surface of the bottom of the frame 20 is also a plane. Therefore, the contact area between the connecting plate 112 and the bottom of the frame 20 is larger, and the fastening effect of the frame 20 and the connecting plate 112 is better.

In other embodiments, the face of the connecting plate 112 facing the bottom of the frame 20 and the face of the bottom of the frame 20 may form a matching concave-convex structure. In this way, the contact area can be further increased, and the friction can be increased, so that the fastening effect of the frame 20 and the connecting plate 112 is better.

Specifically, the first fastener 113 may fasten the pressing block 111 and the connecting plate 112 by welding, bonding, clipping, riveting, screwing, or other methods, so as to fix the frame 20 between the pressing block 111 and the connecting plate 112. The specific manner in which the first fastening member 113 fastens the pressing piece 111 and the connecting plate 112 is not limited herein.

In other embodiments, the pressing block 111 may be omitted, and the pressing frame assembly 11 may include a connecting plate 112 and a first fastening member 113, wherein the first fastening member 113 is used to fix the connecting plate 112 and the frame 20. In other embodiments, the connecting plate 112 may be omitted, and the pressing frame assembly 11 may include a pressing block 111 and a first fastening member 113, the first fastening member 113 is used to fix the pressing block 111 to the frame 20, and the connecting assembly 12 connects the baffle 13 to the pressing block 111. The specific form of the frame pressing member 11 is not limited herein.

EXAMPLE III

Referring to fig. 1, 3 and 4, in some alternative embodiments, the pressing block 111 is formed with a first connection hole 1110, the connection plate 112 is formed with a second connection hole 1120, and the first fastening member 113 is used to fasten the pressing block 111 and the connection plate 112 through the first connection hole 1110 and the second connection hole 1120.

Therefore, the pressing block 111 and the connecting plate 112 are fastened through the fastening piece and the connecting hole, the fastening is simple and fast, and the production efficiency and the assembly efficiency are improved.

Specifically, the first connection hole 1110 and the second connection hole 1120 are the same in shape. As such, the first fastener 113 is facilitated to pass through the first and second connection holes 1110 and 1120. Further, the first connection hole 1110 and the second connection hole 1120 are both circular in shape. Thus, the manufacturing is convenient. In other embodiments, the shapes of the first and second connection holes 1110 and 1120 may be different, and may be rectangular, triangular, oval, or other shapes.

Specifically, in the insertion direction of the first fastener 113, the center points of the first and second coupling holes 1110 and 1120 coincide. Thus, the positions of the first connection hole 1110 and the second connection hole 1120 are ensured to correspond.

Specifically, the first fastening member 113 includes a bolt and a nut that are engaged with each other, and the bolt is engaged with the nut after passing through the first connection hole 1110 and the second connection hole 1120, so as to fix the relative positions of the pressing block 111 and the connection plate 112, and enable the pressing block 111 and the connection plate 112 to clamp the frame 20. Thus, the relative positions of the pressing block 111 and the connecting plate 112 can be conveniently and efficiently fixed. It can be understood that the relative positions of the pressing block 111 and the connecting plate 112 can be adjusted by adjusting the position of the nut on the bolt, so as to adjust the clamping degree of the pressing block 111 and the connecting plate 112 on the frame 20.

In other embodiments, the first fastener 113 may include a strap, and one end of the strap passes through the first connecting hole 1110 and the second connecting hole 1120, and then the other end of the strap is inserted into a buckle, so as to fix the relative positions of the pressing block 111 and the connecting plate 112, and enable the pressing block 111 and the connecting plate 112 to clamp the frame 20. The first fastening member 113 may also have other forms, and is not limited herein.

Specifically, the pressing block 111 may include a hole portion formed with the first connection hole 1110, a first pressing portion and a second pressing portion extending outward from the hole portion, the first pressing portion being configured to press the top of the frame 20, and the second pressing portion being configured to press the side of the frame 20. Thus, the top and the side of the frame 20 can be pressed at the same time, so that the frame 20 can be more stably and fixedly connected.

Specifically, the hole portion and the connection plate 112 are parallel to each other and perpendicular to the extending direction of the first fastening member 113. Therefore, the pressing block 111 and the connecting plate 112 are matched with each other, and the effect of clamping the frame 20 is better after the first fastening piece 113 fastens the pressing block 111 and the connecting plate 112.

In other embodiments, the second pressing portion can be omitted; in other embodiments, the aperture portion and the connecting portion may be angled. The specific form of the frame pressing member 11 is not limited herein.

Specifically, the number of the pressing pieces 111 may be plural, and two adjacent pressing pieces 111 are spaced from each other. Therefore, the pressing blocks 111 can be fixed on the frame 20 and matched with the joists 121, so that the baffle 13 is more stably connected with the frame 20.

Referring to fig. 4, the diameter of the second connecting hole 1120 is 5mm-12mm. For example, 5mm, 7mm, 9mm, 10mm, 12mm. Preferably, the diameter of the second coupling hole 1120 is 9mm. In this manner, the diameter of the second connection hole 1120 is in a proper range to be better fitted with the first fastener 113.

Referring to fig. 4, the length of the connecting plate 112 is 90mm to 95mm. For example 90mm, 92mm, 93.8mm, 94mm, 95mm. Preferably, the length of the connection plate 112 is 93.8mm. The width of the connecting plate 112 is 35mm-45mm. For example 35mm, 38mm, 40mm, 42mm, 45mm. Preferably, the width of the connection plate 112 is 40mm. The thickness of the connection plate 112 is 1mm to 3mm. For example, 1mm, 2mm, 3mm. Preferably, the thickness of the connection plate 112 is 2mm. In this manner, the connection plate 112 is sized within a suitable range for mating with the connection assembly 12 and the bezel 20.

Example four

Referring to fig. 5, in some alternative embodiments, the connecting assembly 12 includes a joist 121 and a second fastener 122, the pressing frame assembly 11 includes a connecting plate 112, the joist 121 is disposed on a side of the baffle 13 facing the pressing frame assembly 11, and the second fastener 122 is used to fasten the joist 121 and the connecting plate 112, so that the baffle 13 shields the pressing frame assembly 11, the connecting assembly 12 and the rim 20.

In this way, the joist 121 provided on the baffle 13 is fastened to the connecting plate 112 of the frame pressing assembly 11 by the second fastener 122, so that the baffle 13 is connected to the frame pressing assembly 11 fixedly connected to the frame 20, and thus the baffle 13 stably shields the frame pressing assembly 11, the connecting assembly 12 and the frame 20.

Specifically, the extension direction of the joist 121 is parallel to the length direction of the baffle 13. In this way, the joist 121 can better bear the weight of the baffle 13, so that the baffle 13 can be shielded more stably. It is understood that the length direction of the baffle 13 is the extending direction of the baffle 13, i.e. the length direction or the width direction of the frame 20 in fig. 2.

Specifically, the joist 121 may be welded, adhered, clamped, riveted, screwed or otherwise disposed on the side of the baffle 13 facing the pressing frame assembly 11. The specific manner in which the joists 121 are provided to the baffle 13 is not limited herein.

In particular, the second fastener 122 fastens the joist 121 on the side of the connecting plate 112 facing away from the rim 20, i.e. on the underside of the connecting plate 112. In other embodiments, the second fastener 122 may fasten the joist 121 to the side of the connecting plate 112 facing the rim 20, i.e., the upper side of the connecting plate 112. The specific positional relationship of the joists 121 and the connecting plates 112 is not limited herein.

Specifically, the surface of the joist 121 facing the bottom surface of the connecting plate 112 is a flat surface, and the bottom surface of the connecting plate 112 is also a flat surface. Therefore, the contact area between the joist 121 and the bottom surface of the connecting plate 112 is larger, and the fastening effect of the joist 121 and the connecting plate 112 is better.

In other embodiments, the side of the joist 121 facing the bottom surface of the connecting plate 112 and the bottom surface of the connecting plate 112 may form a matching concave-convex structure. In this way, the contact area can be further increased, and the friction can be increased, so that the fastening effect of the joist 121 and the connecting plate 112 is better.

Specifically, the second fastening member 122 may fasten the joist 121 and the connecting plate 112 by welding, bonding, clipping, riveting, screwing or other methods, so that the baffle 13 shields the pressing frame assembly 11, the connecting assembly 12 and the side frame 20. The specific manner in which the second fastener 122 fastens the joist 121 and the connecting plate 112 is not limited herein.

EXAMPLE five

Referring to fig. 1, 6 and 7, in some alternative embodiments, the connecting assembly 12 includes a locking groove 123, a bottom wall of the locking groove 123 is fixed on a side of the baffle 13 facing the pressing frame assembly 11, and the joist 121 is inserted into the locking groove 123 to connect with the baffle 13.

So, fix the joist 121 to the baffle 13 through draw-in groove 123 and towards one side of pressing frame subassembly 11, simple and convenient is favorable to improving assembly efficiency.

Specifically, the bottom wall of the catch groove 123 is welded to the side of the baffle plate 13 facing the press frame assembly 11. In other embodiments, the locking groove 123 may be formed on the side of the baffle 13 facing the pressing frame assembly 11 by welding, bonding, clipping, riveting, screwing, or other methods.

Referring to fig. 7 and 8, specifically, the number of the card slots 123 is multiple, and two adjacent card slots 123 are spaced from each other. Thus, the joist 121 is fixed by the plurality of clamping grooves 123, so that the connection between the joist 121 and the baffle 13 is more stable.

Further, the plurality of catching grooves 123 are sequentially arranged along the longitudinal direction of the shutter 13. Thus, the joist 121 can be arranged along the length direction of the baffle 13, and can better bear the weight of the baffle 13, so that the baffle 13 can shield more stably. It is understood that the length direction of the baffle 13 is the extending direction of the baffle 13, i.e. the length direction or the width direction of the frame 20 in fig. 2.

Further, the plurality of card slots 123 are arranged at equal intervals. So, every draw-in groove 123 is roughly the same to joist 121's bearing effect for joist 121 and baffle 13's connection is more stable.

EXAMPLE six

Referring to fig. 1 and 6, in some alternative embodiments, an opening end is formed at a side of the clamping groove 123 facing the pressing frame assembly 11, the joist 121 is inserted into the clamping groove 123 from the opening end, and the opening end is formed with a folding portion 1231 bending toward an inner side of the clamping groove 123.

So, after inserting joist 121 in draw-in groove 123, because the blocking of hem portion 1231, so joist 121 is difficult to follow the slippage in draw-in groove 123, and the joint design of fishhook formula like this can make joist 121 more stable, convenient, reliable in the installation of draw-in groove 123.

Specifically, the number of the folded portions 1231 is two, the two folded portions 1231 are respectively formed on two side walls of the slot 123, and the two folded portions 1231 are symmetrical. Thus, the manufacture and installation are convenient.

Referring to fig. 6, the width L1 of the slot 123 is 30mm-35mm. For example 30mm, 31.6mm, 34mm, 35mm. Preferably, the width L1 of the card slot 123 is 31.6mm. The length L2 of the clamping groove 123 is 38mm-42mm. For example 38mm, 39mm, 40.3mm, 42mm. Preferably, the length L2 of the card slot 123 is 40.3mm. The length L3 of the hem 1231 is 5mm to 10mm. For example, 5mm, 7mm, 8.2mm, 10mm. Preferably, the length L3 of the folding portion 1231 is 8.2mm. The included angle α of the bent portion 1231 is 20 ° to 25 °. For example 20 °, 21 °, 23 °, 25 °. Preferably, the folding angle α of the folding edge portion 1231 is 21 °. In this way, the size of the slot 123 is in a proper range, so that the slot 123 is better matched with the joist 121 and the connecting plate 112.

EXAMPLE seven

Referring to fig. 1, 4 and 8, in some alternative embodiments, the connecting plate 112 is formed with a third connecting hole 1121, the bracket 123 is formed with a fourth connecting hole, the joist 121 is formed with a fifth connecting hole 1210, and the second fastener 122 is used to pass through the third connecting hole 1121, the fourth connecting hole and the fifth connecting hole 1210 to fasten the connecting plate 112, the bracket 123 and the bracket 121.

Therefore, the connecting plate 112, the clamping groove 123 and the joist 121 are fastened through the fastening piece and the connecting hole, the fastening is simple and fast, and the production efficiency and the assembly efficiency are improved.

Specifically, the third connection hole 1121, the fourth connection hole, and the fifth connection hole 1210 have the same shape. In this manner, the second fastening member 122 is facilitated to pass through the third, fourth and fifth connection holes 1121, 1210. Further, the third, fourth, and fifth connection holes 1121, 1210 are all circular in shape. Thus, the manufacturing is convenient. In other embodiments, the shapes of the third connection hole 1121, the fourth connection hole and the fifth connection hole 1210 may be different and may be rectangular, triangular, elliptical or other shapes.

Specifically, in the insertion direction of the second fastening member 122, center points of the third connection hole 1121, the fourth connection hole, and the fifth connection hole 1210 coincide. In this way, the positions of the third connection hole 1121, the fourth connection hole and the fifth connection hole 1210 are ensured to correspond.

Specifically, the second fastening member 122 includes a bolt and a nut that are engaged with each other, and the bolt is engaged with the nut after passing through the third connection hole 1121, the fourth connection hole, and the fifth connection hole 1210, so as to fix the relative positions of the connection plate 112, the slot 123, and the joist 121. Thus, the relative positions of the connecting plate 112, the clamping groove 123 and the joist 121 can be conveniently and efficiently fixed. It will be appreciated that the relative positions of the connection plate 112, the slot 123 and the joist 121 may be adjusted by adjusting the position of the nut on the bolt.

In other embodiments, the second fastening member 122 may comprise a cable tie, and one end of the cable tie passes through the third connection hole 1121, the fourth connection hole, and the fifth connection hole 1210, and then is inserted into a buckle at the other end of the cable tie, so as to fix the relative positions of the connection plate 112, the slot 123, and the joist 121. The second fastening member 122 may also be in other forms, which are not limited herein.

Referring to fig. 4, the diameter of the third connection hole 1121 is 5mm to 12mm. For example, 5mm, 7mm, 9mm, 10mm, 12mm. Preferably, the diameter of the third connection hole 1121 is 9mm. In this way, the diameter of the third connecting hole 1121 is in a proper range to be better fitted with the second fastening member 122.

Referring to fig. 4, a distance d1 between the third connection hole 1121 and the second connection hole 1120 is 35mm to 40mm. For example 35mm, 37mm, 38.2mm, 39mm, 40mm. Preferably, the distance d1 between the third connection hole 1121 and the second connection hole 1120 is 38.2mm. In this way, the distance d1 between the third connection hole 1121 and the second connection hole 1120 is in a suitable range, so as to facilitate the cooperation with the first fastening member 113 and the second fastening member 122. It can be understood that the positions of the baffle 13 and the frame 20 can be adjusted by adjusting the distance d1 between the third connection hole 1121 and the second connection hole 1120, which is convenient and flexible.

Referring to fig. 8, the diameter of the fifth connecting hole 1210 is 5mm-12mm. For example, 5mm, 7mm, 9mm, 10mm, 12mm. Preferably, the diameter of the fifth coupling hole 1210 is 9mm. In this manner, the diameter of the fifth coupling hole 1210 is in a proper range to be better fitted with the second fastening member 122.

Referring to fig. 8, the number of the fifth connection holes 1210 is plural, and the fifth connection holes are sequentially arranged along the length direction of the joist 121. So, can be fixed to draw-in groove 123 and connecting plate 112 with a plurality of positions of joist 121 to make the connection of joist 121, draw-in groove 123 and connecting plate 112 more firm, be favorable to the stable of baffle 13 to shelter from.

Referring to fig. 8, a distance d2 between two adjacent fifth connection holes 1210 is 700mm to 900mm. For example 700mm, 750mm, 800mm, 880mm, 900mm. Preferably, the distance d2 between two adjacent fifth connection holes 1210 is 800mm. Thus, the distance d2 between two adjacent fifth connecting holes 1210 is within a proper range, which can prevent waste and trouble in installation caused by too small distance d2, and can also prevent the middle of the joist 121 from being unstable caused by too large distance d 2.

Example eight

Referring to fig. 7, 9 and 10, in some alternative embodiments, the photovoltaic array 100 is applied to a photovoltaic system 1000, the photovoltaic system 1000 includes a photovoltaic support 200, a cable 300 and a grounding wire 400, the baffle 13 includes a first shielding portion 131, a second shielding portion 132 and a third shielding portion 133 extending in sequence, the first shielding portion 131 is used for shielding the frame 20, the second shielding portion 132 is used for shielding the pressing frame assembly 11 and the connecting assembly 12, and the third shielding portion 133 is used for shielding at least one of the photovoltaic support 200, the cable 300 and the grounding wire 400.

In this way, the baffle 13 can not only shield the frame 20 of the photovoltaic array 100, the pressing frame assembly 11 and the connecting assembly 12 of the edge shielding device 10, but also shield at least one of the photovoltaic support 200, the cable 300 and the ground wire 400, thereby further reducing the exposure of the components of the photovoltaic system 1000 and making the whole photovoltaic system 1000 more beautiful.

Specifically, in the example of fig. 10, the third connection portion is used to shield the photovoltaic bracket 200, the cable 300, and the ground wire 400. In this way, the baffle 13 may maximally shield the internal structure of the photovoltaic system 1000.

In other embodiments, the third shielding portion 133 may shield one of the photovoltaic bracket 200, the cable 300 and the ground wire 400; the third shielding portion 133 may shield two of the photovoltaic bracket 200, the cable 300, and the ground wire 400.

Referring to FIG. 7, the length D1 of the first shielding portion 131 is 8mm-12mm. For example, 8mm, 9.8mm, 10mm, 12mm. Preferably, the length D1 of the first shade portion 131 is 9.8mm. An included angle beta 1 formed by the first shielding portion 131 and the horizontal plane is 10-15 degrees. For example, 10 °, 11 °, 12 °, 14 °, 15 °. Preferably, the included angle β 1 formed by the first shielding portion 131 with the horizontal plane is 12 °. Thus, the length D1 and the included angle β 1 of the first shielding portion 131 are in a suitable range, and the frame 20 can be better shielded.

Referring to fig. 7 and 9, the baffle 13 is formed with a first bending portion 1341, a second bending portion 1342, a third bending portion 1343, a fourth bending portion 1344 and a fifth bending portion 1345 which are bent in sequence. The first blocking portion 131 is a first bending portion 1341. The second shielding portion 132 includes all of the second and third bent portions 1342 and 1343 and a portion of the fourth bent portion 1344. The third shielding portion 133 includes the remaining portion of the fourth bent portion 1344 and a fifth bent portion 1345.

The length D2 of the second bent portion 1342 is 35 to 40mm, preferably 36mm. The angle β 2 of the second bent portion 1342 to the first bent portion 1341 is 165 ° to 170 °, preferably 168 °. The length D3 of the third bent portion 1343 is 40 to 45mm, preferably 43.3mm. The angle β 3 between the third bent portion 1343 and the second bent portion 1342 is 133 ° to 138 °, preferably 135 °. The length D4 of the fourth bent portion 1344 is 80 to 85mm, preferably 83.7mm. The angle β 4 between the fourth bent portion 1344 and the third bent portion 1343 is 133 ° -138 °, preferably 135 °. The length D5 of the fifth bent portion 1345 is 40 to 45mm, preferably 43.3mm. The angle β 5 between the fifth bent portion 1345 and the fourth bent portion 1344 is 148 ° to 153 °, preferably 150 °. Thus, the size of the baffle 13 is in a proper range, and shielding can be better performed.

Referring to fig. 9, fig. 9 is a top view of fig. 7. The lengths of the first, second and third bending portions 1341, 1342 and 1343 are gradually increased.

For further explanation and explanation of this embodiment, reference may be made to other parts of the present document, and further explanation is omitted here to avoid redundancy.

Example nine

The photovoltaic square matrix 100 of the embodiment of the present application includes the edge-covering device 10 of the photovoltaic square matrix 100 of any one of the first to the eighth embodiments, and the edge-covering device 10 covers the frame 20 of the photovoltaic square matrix 100.

The photovoltaic square matrix 100 of the embodiment of the application, the frame 20 that shelters from the photovoltaic square matrix 100 through baffle 13, the pressure frame subassembly 11 and the coupling assembling 12 of device 10 that hides the limit, can reduce exposing of other components of photovoltaic square matrix 100 and device 10 that hides the limit, be favorable to realizing the integration of photovoltaic square matrix 100 and installation environment for the whole of photovoltaic square matrix 100 is more pleasing to the eye.

In this embodiment, the photovoltaic array 100 includes a plurality of battery modules, and a plurality of solar cells in the battery modules may be sequentially connected in series to form a battery string, so as to implement a series output of current, for example, the series connection of the battery pieces may be implemented by providing solder strips (bus bars, interconnection bars), a conductive back plate, and the like.

It is understood that in such embodiments, the cell assembly may further include a metal frame, a backsheet, a photovoltaic glass, and an adhesive film. The adhesive film can be filled between the front side and the back side of the solar cell, the photovoltaic glass, the adjacent cell pieces and the like, and can be transparent colloid with good light transmittance and aging resistance as a filler, for example, the adhesive film can be an EVA adhesive film or a POE adhesive film, which can be selected according to actual conditions without limitation.

The photovoltaic glass can be coated on the adhesive film on the front surface of the solar cell, and the photovoltaic glass can be ultra-white glass which has high light transmittance, high transparency and excellent physical, mechanical and optical properties, for example, the light transmittance of the ultra-white glass can reach more than 92%, and the ultra-white glass can protect the solar cell under the condition that the efficiency of the solar cell is not influenced as much as possible. Simultaneously, the glued membrane can be in the same place photovoltaic glass and solar cell bonding, and the existence of glued membrane can carry out sealed insulation and dampproofing and waterproofing to solar cell.

The back plate can be attached to an adhesive film on the back of the solar cell, can protect and support the solar cell, has reliable insulativity, water resistance and aging resistance, can be selected in multiple ways, can be generally toughened glass, organic glass, an aluminum alloy TPT composite adhesive film and the like, can be specifically arranged according to specific conditions, and is not limited herein. The whole body composed of the back plate, the solar cell, the adhesive film and the photovoltaic glass can be arranged on the metal frame, the metal frame is used as a main external supporting structure of the whole cell module, and stable supporting and installation can be carried out on the cell module, for example, the cell module can be installed at a position required to be installed through the metal frame.

Example ten

The photovoltaic system 1000 of the embodiment of the present application includes the photovoltaic square matrix 100 of the ninth embodiment.

The photovoltaic system 1000 of the embodiment of the application, the frame 20 of the photovoltaic square matrix 100, the pressing frame assembly 11 of the edge covering device 10 and the connecting assembly 12 are shielded by the baffle 13, so that the exposure of other components of the photovoltaic square matrix 100 and the edge covering device 10 can be reduced, the integration of the photovoltaic square matrix 100 and the installation environment is facilitated, and the whole photovoltaic square matrix 100 is more attractive.

In this embodiment, the photovoltaic system 1000 may be applied to a photovoltaic power station, such as a ground power station, a roof power station, a water surface power station, etc., and may also be applied to a device or apparatus that generates electricity by using solar energy, such as a user solar power source, a solar street lamp, a solar car, a solar building, etc. Of course, it is understood that the application scenario of the photovoltaic system 1000 is not limited thereto, that is, the photovoltaic system 1000 may be applied in all fields requiring solar energy for power generation. Taking a photovoltaic power generation system network as an example, the photovoltaic system 1000 may include a photovoltaic array, a combiner box, and an inverter, where the photovoltaic array may be an array combination of a plurality of battery modules, for example, the plurality of battery modules may form a plurality of photovoltaic arrays, the photovoltaic array is connected to the combiner box, the combiner box may combine currents generated by the photovoltaic array, and the combined currents are converted into alternating currents required by a utility grid through the inverter and then are connected to the utility grid to realize solar power supply.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. Furthermore, the particular features, structures, materials, or characteristics described in connection with the embodiments or examples disclosed herein may be combined in any suitable manner in any one or more of the embodiments or examples.

Claims (10)

1. The utility model provides a photovoltaic square matrix hide limit device, its characterized in that, is including pressing frame subassembly, coupling assembling and baffle, press the frame subassembly be used for with the frame fixed connection of photovoltaic square matrix, coupling assembling will the baffle is connected to press the frame subassembly, the baffle is used for sheltering from press the frame subassembly coupling assembling with the frame.

2. The edge covering device for a photovoltaic array according to claim 1, wherein the pressing frame assembly comprises a pressing block, a connecting plate and a first fastener, the pressing block is used for pressing the top of the frame, the connecting plate is used for abutting against the bottom of the frame and matching with the pressing block, and the first fastener is used for fastening the pressing block and the connecting plate to fix the frame between the pressing block and the connecting plate.

3. The edge-covering device for a photovoltaic array as claimed in claim 2, wherein the pressing block is formed with a first connecting hole, the connecting plate is formed with a second connecting hole, and the first fastening member is used to fasten the pressing block and the connecting plate through the first connecting hole and the second connecting hole.

4. The edge covering device for the photovoltaic array according to claim 1, wherein the connecting assembly comprises a joist and a second fastener, the pressing frame assembly comprises a connecting plate, the joist is arranged on one side of the baffle facing the pressing frame assembly, and the second fastener is used for fastening the joist and the connecting plate, so that the baffle covers the pressing frame assembly, the connecting assembly and the frame.

5. The edge-covering device for a photovoltaic array as claimed in claim 4 wherein the connecting assembly comprises a slot, the bottom wall of the slot is fixed on the side of the baffle facing the pressing frame assembly, and the joist is inserted into the slot to connect with the baffle.

6. The edge-covering device for a photovoltaic array as claimed in claim 5, wherein an open end is formed on a side of the engaging groove facing the frame pressing member, the joist is inserted into the engaging groove from the open end, and the open end is formed with a flange portion bent inward of the engaging groove.

7. The edge covering device for a photovoltaic array as claimed in claim 5, wherein the connecting plate is formed with a third connecting hole, the engaging groove is formed with a fourth connecting hole, the joist is formed with a fifth connecting hole, and the second fastening member is used to pass through the third connecting hole, the fourth connecting hole and the fifth connecting hole to fasten the connecting plate, the engaging groove and the joist.

8. The edge covering device for the photovoltaic square matrix according to claim 1, wherein the photovoltaic square matrix is applied to a photovoltaic system, the photovoltaic system comprises a photovoltaic bracket, a cable and a grounding wire, the baffle comprises a first shielding part, a second shielding part and a third shielding part, the first shielding part, the second shielding part and the third shielding part extend in sequence, the first shielding part is used for shielding the frame, the second shielding part is used for shielding the pressing frame assembly and the connecting assembly, and the third shielding part is used for shielding at least one of the photovoltaic bracket, the cable and the grounding wire.

9. A photovoltaic square matrix, comprising the edge-covering device of any one of claims 1 to 8, wherein the edge-covering device covers a frame of the photovoltaic square matrix.

10. A photovoltaic system comprising the photovoltaic array of claim 9.

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