CN216819777U

CN216819777U - Photovoltaic module with frame

Info

Publication number: CN216819777U
Application number: CN202121783932.XU
Authority: CN
Inventors: 莫盛鹏; 何涛; 张昌远; 王帅
Original assignee: LIANYUNGANG SHENZHOU NEW ENERGY CO Ltd
Current assignee: LIANYUNGANG SHENZHOU NEW ENERGY CO Ltd
Priority date: 2020-11-02
Filing date: 2021-08-02
Publication date: 2022-06-24
Anticipated expiration: 2031-08-02

Abstract

The utility model relates to a photovoltaic module with a frame, which comprises a photovoltaic module 1 and a frame, wherein the photovoltaic module 1 sequentially comprises toughened glass 3, packaging materials 4 and a functional back plate 5 from bottom to top, the packaging materials 4 are two layers, a bus bar 13, an interconnection bar 6 and a battery piece 7 are arranged between the two layers of packaging materials 4, the interconnection bar 6 is connected with the bus bar 13 and fixed on the lower layer of packaging materials 4, and the battery piece 7 is connected with the interconnection bar 6; the frame includes frame strip 8 and angle sign indicating number 9, and frame strip 8 passes through angle sign indicating number 9 to be connected, and angle sign indicating number 9 is the L type, all is provided with sawtooth structure 901 on angle sign indicating number 9's the internal surface and the surface. A plurality of reinforcing ribs are arranged on the inner wall of the frame cavity 11. The photovoltaic module can reduce the working procedure of punching mortise points in the production and processing of the frame, saves the die cost and the labor cost, does not damage the frame oxide film layer, has attractive appearance, adopts the L-shaped corner connector with the double-sided sawtooth structure and the frame cavity with the reinforcing rib structure, is firm in connection and has no concentrated stress.

Description

Photovoltaic module with frame

Technical Field

The utility model relates to the technical field of photovoltaic modules, in particular to a photovoltaic module with a frame.

Background

The frame of a photovoltaic module is generally composed of two identical long frames and short frames with certain section sections and an L-shaped connecting corner connector. During frame production, the L-shaped corner connectors and the short frames are generally fixed in a riveting point punching mode, and then the L-shaped corner connectors are pressed into long-side frame cavities through an automatic framing machine, so that the two long and short frames are connected and fixed.

At present the L type angle sign indicating number of generally using is that the single face all has the sawtooth structure, and frame die cavity inner wall is smooth, no strengthening rib structural design, in order to make the mutual zonulae occludens of long and short frame together, prior art scheme is in the die cavity of impressing the short frame with the one end of L type angle sign indicating number, then use the press on four fourth mao points on the frame internal surface, beat 4 diameters on the frame internal surface about 2.5mm promptly, the concave point of the about 1mm of degree of depth, impress the material of frame internal surface in the sawtooth of L type angle sign indicating number, make the one end of frame D face and L type angle sign indicating number form interference fit, place the lamination piece at last, use the frame dress machine with the other one end of the L type angle sign indicating number on the short frame impress inside the long frame die cavity, form a photovoltaic module with frame. However, the variable surface of the frame and one surface of the L-shaped corner code sawtooth-free structure are smooth surfaces which are in mutual contact, the friction force is small, and one surface of each mortise punching point is free from mortise points, the whole assembly is stressed unevenly, the concentrated stress exists at the mortise punching points, and the defects that the frame surface at the mortise punching points is sunken and the frame oxide film layer is damaged can be generated sometimes; and when the assembly is subjected to external load, the L-shaped corner connector and the frame cavity are separated from each other at risk.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a photovoltaic module with a frame, and the specific technical scheme is as follows:

a photovoltaic module with a frame comprises a photovoltaic module (1) and a frame, wherein the photovoltaic module (1) sequentially comprises toughened glass (3), packaging materials (4) and a functional back plate (5) from bottom to top, the packaging materials (4) are two layers, a bus bar (13), an interconnection bar (6) and a battery piece (7) are arranged between the two layers of packaging materials (4), the interconnection bar (6) is connected with the bus bar (13) and fixed on the packaging material (4) at the lower layer, and the battery piece (7) is connected with the interconnection bar (6);

a frame is arranged on the periphery of the photovoltaic module (1);

the frame include frame strip (8) and angle sign indicating number (9), frame strip (8) connect through angle sign indicating number (9), angle sign indicating number (9) be the L type, all be provided with sawtooth structure (901) on the internal surface and the surface of angle sign indicating number (9).

Furthermore, the side frame strip (8) comprises a frame cavity (11), a clamping groove (10) and a dragging edge (801), the clamping groove (10) is formed in the top end of the frame cavity (11), and the bottom surface of the right side surface of the frame cavity (11) is integrally connected with one end of the dragging edge (801); the inner wall of the frame cavity (11) is provided with a plurality of reinforcing ribs (1101), and the front end of the corner connector (9) is inserted into the frame cavity (11).

Furthermore, the section of the frame cavity (11) is rectangular, reinforcing ribs (1101) are arranged on the inner surfaces of two long sides of the rectangle, and at least 3 reinforcing ribs (1101) are arranged on the inner wall of each side.

Furthermore, a junction box (12) is arranged on the functional backboard (5).

The utility model has the beneficial effects that: the photovoltaic module is provided with a frame, and an L-shaped corner brace double-sided sawtooth structure in the frame is designed; a plurality of reinforcing rib structural designs are added inside the frame cavity; the photovoltaic module can reduce the working procedure of punching mortise points in the production and processing of the frame, saves the die cost and the labor cost, does not damage the frame oxide film layer, has attractive appearance, adopts the L-shaped corner connector with the double-sided sawtooth structure and the frame cavity with the reinforcing rib structure, has firm connection and no concentrated stress, and compared with the prior art, keeps the integral mechanical strength of the frame unchanged. The framing method of the photovoltaic module is simple and has good mechanical strength.

Drawings

Fig. 1 is a schematic structural diagram of a photovoltaic module with a frame according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a corner brace and a frame strip of a photovoltaic module with a frame according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view of a frame strip of a photovoltaic module with a frame according to an embodiment of the present invention.

The photovoltaic module comprises 1-a photovoltaic module, 3-toughened glass, 4-packaging materials, 5-a functional backboard, 6-interconnection strips, 7-a battery piece, 8-side frame strips, 801-dragging edges, 9-corner connectors, 901-sawtooth structures, 10-clamping grooves, 11-frame cavities, 1101-reinforcing ribs, 12-a junction box and 13-bus bars.

The specific implementation mode is as follows:

for the purpose of promoting an understanding of the utility model, reference will now be made in detail to the embodiments of the utility model illustrated in the accompanying drawings.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention.

Examples

With reference to figures 1 to 3 of the drawings,

a photovoltaic module with a frame comprises a photovoltaic module 1 and a frame, wherein the photovoltaic module 1 sequentially comprises toughened glass 3, packaging materials 4 and a functional back plate 5 from bottom to top, the packaging materials 4 are two layers, a bus bar 13, an interconnection bar 6 and a battery piece 7 are arranged between the two layers of packaging materials 4, the interconnection bar 6 is connected with the bus bar 13 and fixed on the lower layer of packaging materials 4, and the battery piece 7 is connected with the interconnection bar 6;

a frame is arranged on the periphery of the photovoltaic module 1;

the frame includes frame strip 8 and angle sign indicating number 9, and frame strip 8 passes through angle sign indicating number 9 and connects, and angle sign indicating number 9 is the L type, all is provided with sawtooth structure 901 on the internal surface of angle sign indicating number 9 and the surface.

Further, the frame strip 8 comprises a frame cavity 11, a clamping groove 10 and a trailing edge 801, the clamping groove 10 is arranged at the top end of the frame cavity 11, and the bottom surface of the right side surface of the frame cavity 11 is integrally connected with one end of the trailing edge 801; a plurality of reinforcing ribs 1101 are arranged on the inner wall of the frame cavity 11, and the front ends of the corner connectors 9 are inserted into the frame cavity 11.

Further, the cross section of the frame cavity 11 is rectangular, reinforcing ribs 1101 are arranged on the inner surfaces of two long sides of the rectangle, and at least 3 reinforcing ribs 1101 are arranged on the inner wall of each side.

Further, a junction box 12 is mounted on the functional backplane 5.

The technical means disclosed by the scheme of the utility model are not limited to the technical means disclosed by the technical means, and also comprise the technical scheme formed by equivalent replacement of the technical features. The present invention is not limited to the details given herein, but is within the ordinary knowledge of those skilled in the art.

Claims

1. A photovoltaic module with a frame comprises a photovoltaic module (1) and the frame, and is characterized in that the photovoltaic module (1) sequentially comprises toughened glass (3), packaging materials (4) and a functional back plate (5) from bottom to top, the packaging materials (4) are two layers, a bus bar (13), an interconnection bar (6) and a battery piece (7) are arranged between the two layers of packaging materials (4), the interconnection bar (6) is connected with the bus bar (13) and fixed on the packaging material (4) at the lower layer, and the battery piece (7) is connected with the interconnection bar (6);

a frame is arranged on the periphery of the photovoltaic module (1);

the frame comprises frame strips (8) and corner connectors (9), the frame strips (8) are connected through the corner connectors (9), the corner connectors (9) are L-shaped, and sawtooth structures (901) are arranged on the inner surfaces and the outer surfaces of the corner connectors (9); the frame strip (8) comprises a frame cavity (11), a clamping groove (10) and a dragging edge (801); the inner wall of the frame cavity (11) is provided with a plurality of reinforcing ribs (1101), and the front end of the corner connector (9) is inserted into the frame cavity (11).

2. The photovoltaic module with the frame as claimed in claim 1, wherein a slot (10) is disposed at a top end of the frame cavity (11), and a bottom surface of a right side surface of the frame cavity (11) is integrally connected with one end of the trailing edge (801).

3. The framed photovoltaic module according to claim 2, wherein the cross-section of the frame cavity (11) is rectangular, the inner surfaces of two long sides of the rectangle are provided with the reinforcing ribs (1101), and the inner wall of each side is provided with at least 3 reinforcing ribs (1101).

4. The framed photovoltaic module according to claim 1, characterized in that the functional backsheet (5) has a junction box (12) mounted thereon.