All-black photovoltaic module

Abstract

The utility model discloses an all-black photovoltaic module, which comprises a frame and a photovoltaic laminated piece, the photovoltaic laminated piece comprises a glass layer, a first adhesive film layer, a battery piece layer, a second adhesive film layer and a back plate which are sequentially arranged from top to bottom, and a plurality of first limiting bumps are distributed on four sides of the lower surface of the glass layer at equal intervals; a plurality of first limiting grooves corresponding to the first limiting convex blocks are formed in the four edges of the upper surface of the battery piece layer, the bottoms of the first limiting grooves protrude out of the lower surface of the battery piece layer to form second limiting convex blocks, a plurality of second limiting grooves are formed in the four edges of the upper surface of the back plate at equal intervals, and one second limiting groove corresponds to one second limiting convex block. According to the all-black photovoltaic module, through cooperation of the first limiting protruding blocks, the first limiting grooves, the second limiting protruding blocks and the second limiting grooves, deviation between the layers during transportation is prevented, and the production quality of the all-black photovoltaic module is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic technology field especially relates to a full black photovoltaic module. BACKGROUND

[0002] The photovoltaic module is a kind of component that can convert solar energy into electric energy, fully utilizes solar energy and does not generate any waste water, waste residue and other pollutants in conversion process, and it has important significance for relieving energy crisis and environmental pollution.Full black photovoltaic module occupies an important position in distributed photovoltaic system, and except transparent material, other materials in full black photovoltaic module are black.

[0003] The existing full black photovoltaic module needs to be stacked in sequence between glass layer, first adhesive film layer, cell piece layer, second adhesive film layer and back plate before laminating, and there can be deviation between each layer when transporting to laminating machine, thereby reducing photovoltaic module qualification rate problem. UTILITY MODEL CONTENT

[0004] To solve the related technical problems, the purpose of the utility model is to provide a full black photovoltaic module to solve the problem of deviation between each layer when transporting.

[0005] To achieve the above-mentioned purpose, the utility model embodiment adopts the following technical scheme:

[0006] A full black photovoltaic module includes frame and photovoltaic laminated part, wherein:

[0007] The photovoltaic laminated part includes glass layer, first adhesive film layer, cell piece layer, second adhesive film layer and back plate arranged in turn from top to bottom,

[0008] The lower surface of the glass layer is arranged with a plurality of first limiting protrusions equidistantly spaced apart on four sides,

[0009] The upper surface of the cell piece layer is provided with a plurality of first limiting grooves corresponding to the first limiting protrusions on four sides, and the bottom of the first limiting groove protrudes from the lower surface of the cell piece layer to form a second limiting protrusion,

[0010] The upper surface of the back plate is provided with a plurality of second limiting grooves equidistantly spaced apart on four sides, and one second limiting groove corresponds to one second limiting protrusion.

[0011] Optionally, the top of the first limiting protrusion is provided with a first guide surface, the bottom periphery of the first limiting protrusion is provided with a first chamfer, the first end of the first guide surface is connected to the glass layer, and the second end of the first guide surface is connected to the first chamfer.

[0012] Optionally, the top of the first limiting groove is provided with a second chamfer on four sides, and the inside of the first limiting groove is provided with a second guide surface.

[0013] Optionally, the top of the second limiting protrusion is provided with a third guide surface, the bottom periphery of the second limiting protrusion is provided with a third chamfer, the first end of the third guide surface is connected to the battery piece layer, and the second end of the third guide surface is connected to the third chamfer.

[0014] Optionally, the top of the second limiting protrusion is provided with a third guide surface, the bottom periphery of the second limiting protrusion is provided with a third chamfer, the first end of the third guide surface is connected to the battery piece layer, and the second end of the third guide surface is connected to the third chamfer.

[0015] Optionally, one of the first limiting protrusions corresponds to one of the first limiting grooves.

[0016] Optionally, the spacing between the top surface of the first limiting protrusion and the glass layer is 0.2mm.

[0017] Optionally, the depths of the first limiting grooves and the second limiting grooves are consistent.

[0018] Optionally, the included angle between the first guide surface and the glass layer is 135 degrees.

[0019] Optionally, the frame comprises an adhesive member, and the adhesive member is arranged on the four edges of the full-black photovoltaic module.

[0020] The full-black photovoltaic module has the following beneficial effects compared with the prior art.

[0021] 1. The cooperation between the first limiting protrusion, the first limiting groove, the second limiting protrusion and the second limiting groove prevents the offset of the layers during transportation, and improves the production quality of the full-black photovoltaic module.

[0022] 2. The first chamfer and the second chamfer avoid abrasion between the glass layer, the first adhesive film layer and the battery piece layer.

[0023] 3. The first guide surface and the second guide surface facilitate the lamination of the glass layer and the battery piece layer, and improve the stacking efficiency.

[0024] 4. The third chamfer and the fourth chamfer avoid abrasion between the battery layer, the second adhesive film layer and the back plate.

[0025] 5. The third guide surface and the fourth guide surface facilitate the lamination of the battery piece layer and the back plate, and improve the stacking efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate and understand the technical scheme in the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the background art, embodiments description of the present application. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained according to the contents of the embodiments of the present application and these drawings without creative labor.

[0027] Figure 1 is a structural schematic diagram of a full black photovoltaic module provided by the embodiments of the present application;

[0028] Figure 2 is a partial side view of a full black photovoltaic module provided by the embodiments of the present application;

[0029] Figure 3 is a structural schematic diagram of a glass layer in a full black photovoltaic module provided by the embodiments of the present application;

[0030] Figure 4 is a structural schematic diagram of a back plate in a full black photovoltaic module provided by the embodiments of the present application;

[0031] Figure 5 is a partial sectional view of a glass layer in a full black photovoltaic module provided by the embodiments of the present application;

[0032] Figure 6 is a partial sectional view of a cell piece layer in a full black photovoltaic module provided by the embodiments of the present application;

[0033] Figure 7 is a partial sectional view of a back plate in a full black photovoltaic module provided by the embodiments of the present application. DETAILED DESCRIPTION

[0034] The present application will be further described in detail below with reference to the drawings.

[0035] For the convenience of understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings. The preferred embodiments of the utility model are shown in the drawings. However, the utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. It should be noted that when a component is referred to as "fixed to" another component, it can be directly on another component or there can be a middle component. When a component is considered "connected" to another component, it can be directly connected to another component or there can be a middle component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as understood by those skilled in the art of the technology to which the utility model belongs. The terms used in the specification of the utility model herein are only for the purpose of describing the specific embodiments and are not intended to limit the utility model. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0036] Please refer to Figures 1 to 7 As shown in the drawings, the embodiment provides a full black photovoltaic module, which comprises a frame 1 and a photovoltaic laminated piece 2, the photovoltaic laminated piece 2 comprises a glass layer 20, a first adhesive film layer 21, a cell piece layer 22, a second adhesive film layer 23 and a backboard 24 arranged in sequence from top to bottom, a plurality of first limiting protrusions 3 are arranged equidistantly on the four edges of the lower surface of the glass layer 20, a plurality of first limiting grooves 4 are arranged on the upper surface of the cell piece layer 22 corresponding to the first limiting protrusions 3, the bottom of the first limiting groove 4 protrudes from the lower surface of the cell piece layer 22 to form a second limiting protrusion 5, a plurality of second limiting grooves 6 are arranged equidistantly on the four edges of the upper surface of the backboard 24, and one second limiting groove 6 corresponds to one second limiting protrusion 5.

[0037] Specifically, one first limiting protrusion 3 corresponds to one first limiting groove 4.

[0038] Specifically, the spacing between the top surface of the first limiting protrusion 3 and the glass layer 20 is 0.2mm.

[0039] Specifically, the depth of the first limiting groove 4 is consistent with that of the second limiting groove 6.

[0040] It can be seen that through the cooperation between the first limiting protrusion 3, the first limiting groove 4, the second limiting protrusion 5 and the second limiting groove 6, the deviation between the layers during transportation is prevented, and the production quality of the full black photovoltaic module is improved.

[0041] As an implementation form, the top of the first limiting protrusion 3 is provided with a first guide surface 30, the bottom periphery of the first limiting protrusion 3 is provided with a first chamfer 31, the first end of the first guide surface 30 is connected to the glass layer 20, and the second end of the first guide surface 30 is connected to the first chamfer 31.

[0042] Specifically, the top of the first limiting recess 4 is provided with a second chamfer 40 on four sides, and the inside of the first limiting recess 4 is provided with a second guide surface 41.

[0043] Specifically, the included angle between the first guide surface 30 and the glass layer 20 is 135 degrees.

[0044] It can be seen that, through the setting of the first chamfer 31 and the second chamfer 40, the effect of avoiding wear between the glass layer 20, the first adhesive film layer 21 and the battery piece layer 22 is achieved; through the setting of the first guide surface 30 and the second guide surface 41, the lamination of the glass layer 20 and the battery piece layer 22 is facilitated, and the stacking efficiency is improved.

[0045] As an implementation form, the top of the second limiting protrusion 5 is provided with a third guide surface 50, the bottom periphery of the second limiting protrusion 5 is provided with a third chamfer 51, the first end of the third guide surface 50 is connected to the battery piece layer 22, and the second end of the third guide surface 50 is connected to the third chamfer 51.

[0046] Specifically, the top of the second limiting recess 6 is provided with a fourth chamfer 60 on four sides, and the inside of the second limiting recess 6 is provided with a fourth guide surface 61.

[0047] It can be seen that, through the setting of the third chamfer 51 and the fourth chamfer 60, the effect of avoiding wear between the battery layer, the second adhesive film layer 23 and the back plate 24 is achieved; through the setting of the third guide surface 50 and the fourth guide surface 61, the lamination of the battery piece layer 22 and the back plate 24 is facilitated, and the stacking efficiency is improved.

[0048] As an implementation form, the frame 1 comprises a bonding member 10, and the bonding member 10 is arranged on four sides of the full-black photovoltaic module.

[0049] Specifically, the bonding member 10 is provided with a plurality of reinforcing ribs 11.

[0050] It can be seen that, through the bonding member 10, the four sides of the full-black photovoltaic module are edge-sealed, the bonding strength of the full-black photovoltaic module is improved, and at the same time, the frame 1 is prevented from being bent and causing paint to be peeled off and white, which affects the appearance of the full-black photovoltaic module.

[0051] In the embodiments disclosed by the utility model, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood in a broad sense, for example, "connecting" can be fixed connection, or detachable connection, or integrally connected; "connection" can be direct connection, or indirect connection through an intermediate medium. For those skilled in the art, the specific meanings of the above terms in the embodiments disclosed by the utility model can be understood according to specific circumstances.

[0052] The above embodiments only illustrate the basic principles and characteristics of the utility model, and the utility model is not limited by the above examples, and various changes and changes can be made without departing from the spirit and scope of the utility model, and these changes and changes all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A full black photovoltaic module, characterized in that, The full-black photovoltaic module comprises a frame and a photovoltaic laminate, wherein: The photovoltaic laminate comprises, from top to bottom, a glass layer, a first adhesive film layer, a cell piece layer, a second adhesive film layer, and a back plate, A plurality of first limiting protrusions are equidistantly arranged on the four edges of the lower surface of the glass layer, A plurality of first limiting recesses are arranged on the four edges of the upper surface of the cell piece layer corresponding to the first limiting protrusions, and the bottoms of the first limiting recesses protrude from the lower surface of the cell piece layer to form second limiting protrusions, A plurality of second limiting recesses are equidistantly arranged on the four edges of the upper surface of the back plate, and one second limiting recess corresponds to one second limiting protrusion.

2. A full black photovoltaic module according to claim 1, characterized in that, The top of the first limiting protrusion is provided with a first guide surface, the periphery of the bottom of the first limiting protrusion is provided with a first chamfer, the first end of the first guide surface is connected to the glass layer, and the second end of the first guide surface is connected to the first chamfer.

3. A full black photovoltaic module according to claim 1, characterized in that, The top of the first limiting recess is provided with a second chamfer on the four edges, and the inside of the first limiting recess is provided with a second guide surface.

4. A full black photovoltaic module according to claim 1, characterized in that, The top of the second limiting protrusion is provided with a third guide surface, the periphery of the bottom of the second limiting protrusion is provided with a third chamfer, the first end of the third guide surface is connected to the cell piece layer, and the second end of the third guide surface is connected to the third chamfer.

5. A full black photovoltaic module according to claim 1, characterized in that, The top of the second limiting recess is provided with a fourth chamfer on the four edges, and the inside of the second limiting recess is provided with a fourth guide surface.

6. A full black photovoltaic module according to claim 2, characterized in that, The included angle between the first guide surface and the glass layer is 135 degrees.

7. A full black photovoltaic module according to claim 1, characterized in that, The frame comprises an adhesive member arranged on the four edges of the full-black photovoltaic module.

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