KR101047741B1 - Solar cell module - Google Patents

Abstract

A solar cell module is disclosed. The solar cell module includes a solar cell panel; A frame accommodating the solar cell panel; And a coupling member penetrating the frame, wherein the frame comprises: a first support part disposed on a side surface of the solar cell panel; A second support part extending from the first support part and disposed on an upper surface of the solar cell panel; And a third support part extending from the first support part and disposed on a bottom surface of the solar cell panel, wherein the coupling member penetrates through the second support part and the third support part.

Solar cell, module, bonding, frame, hole, heat, conduction

Description

Solar cell module {SOLAR CELL MOUDLE}

An embodiment relates to a solar cell module.

Photovoltaic modules that convert light energy into electrical energy using photoelectric conversion effects are widely used as a means of obtaining pollution-free energy that contributes to the preservation of the global environment.

As photovoltaic conversion efficiency of solar cells is improved, many solar power generation systems with photovoltaic modules have been installed for residential use.

In order to output the power generated from the photovoltaic module having a solar cell that generates power from the solar to the outside, conductors functioning as positive and negative electrodes are arranged in the photovoltaic module, and the current to the outside As connecting terminals to which a cable for output is connected, the ends of the conductors are taken out of the photovoltaic module.

Embodiments provide a solar cell module that is easy to install, robust, slim, and easy to dissipate heat.

Solar cell module according to an embodiment includes a solar cell panel; A frame accommodating the solar cell panel; And a coupling member penetrating the frame, wherein the frame comprises: a first support part disposed on a side surface of the solar cell panel; A second support part extending from the first support part and disposed on an upper surface of the solar cell panel; And a third support part extending from the first support part and disposed on a bottom surface of the solar cell panel, wherein the coupling member penetrates through the second support part and the third support part.

Solar cell module according to an embodiment includes a solar cell panel; A frame accommodating the solar cell panel; And a coupling member penetrating the solar cell panel and the frame.

The solar cell module according to the embodiment may be attached to the roof by a coupling member penetrating the frame. Therefore, the solar cell module according to the embodiment is easy to install. That is, since the coupling member penetrates through the second support portion and the third support portion, the solar cell module according to the embodiment may be easily fastened to the roof using a coupling member such as a screw.

In addition, the second support portion and the third support portion support the solar cell panel and are engaged with the coupling member. That is, the frame does not require an additional member for fastening with the coupling member other than the second support portion and the third support portion.

Accordingly, the structure of the frame becomes simpler, and the solar cell module according to the embodiment is slim.

In addition, the coupling member may penetrate the solar cell panel and the frame at the same time, and fasten the solar cell panel and the frame. That is, the coupling member may secure the solar cell module according to the embodiment to the roof, and at the same time, may assist the coupling of the solar cell panel and the frame.

Therefore, the solar cell panel and the frame can be more firmly coupled by the coupling member. The solar cell module according to the embodiment has improved robustness.

In addition, the coupling member may be formed of a material having high thermal conductivity such as metal, and the coupling member may directly contact the solar cell panel or indirectly through the heat conductive buffer member.

In this case, heat of the solar cell panel may be easily released to the frame through the coupling member.

Therefore, the solar cell module according to the embodiment is easy to dissipate heat and has improved performance.

In the description of the embodiments, it is described that each panel, frame, member, hole, or part is formed on or under the "on" of each panel, frame, member, hole, or part. In this case, the terms "on" and "under" include both "directly" or "indirectly" formed through other components. In addition, the upper or lower reference of each component is described with reference to the drawings. The size of each component in the drawings may be exaggerated for the sake of explanation and does not mean the size actually applied.

1 is an exploded perspective view illustrating a solar cell module according to an embodiment. 2 is a cross-sectional view illustrating a shape in which the solar cell panel 100, the frame 300, and the coupling member 400 are coupled to each other.

1 and 2, a solar cell module according to an embodiment includes a solar cell panel 100, a frame 300, a sealing member 200, and a coupling member 400.

The solar cell panel 100 is the solar cell panel 100 receives the sunlight is converted into electrical energy. The solar panel 100 may include a plurality of solar cells. In addition, the solar cell panel 100 may further include a buffer layer and a protective glass covering the solar cell.

The solar cells may be, for example, CIGS-based solar cells, silicon-based solar cells or dye-sensitized solar cells.

The solar cell panel 100 has a plate shape. The solar cell panel 100 may have an upper surface, a lower surface, and four side surfaces.

A first through hole 110 is formed in the solar cell panel 100. The first through hole 110 is formed in an outer region of the solar cell panel 100. For example, the first through hole 110 may be formed in an edge region of the solar cell panel 100.

In FIG. 1, four first through holes 110 are formed, but embodiments are not limited thereto. That is, a greater number of first through holes may be formed in the solar cell panel 100.

The frame 300 accommodates the solar cell panel 100. In more detail, the frame 300 accommodates a portion of the solar cell panel 100. In more detail, the frame 300 accommodates the side surface of the solar cell panel 100.

The frame 300 has a structure in which four subframes corresponding to four sides of the solar cell panel 100 are combined.

Examples of the material used for the frame 300 include metals such as aluminum. The frame 300 has high strength and protects the solar cell panel 100.

The frame 300 includes a first support part 310, a second support part 320, and a third support part 330.

The first support part 310 is disposed on the side surface of the solar cell panel 100. The first support part 310 supports the side surface of the solar cell panel 100.

The second support part 320 extends inward from an upper end of the first support part 310. The second support part 320 may cross substantially perpendicularly to the first support part 310.

The second support part 320 is disposed on an upper surface of the solar cell panel 100 and supports the upper surface of the solar cell panel 100.

A second through hole 321 corresponding to the first through hole 110 is formed in the second support part 320.

The third support part 330 extends inward from the lower end of the first support part 310. The third support part 330 may cross substantially perpendicularly to the first support part 310.

The third support part 330 is disposed on the bottom surface of the solar cell panel 100 and supports the bottom surface of the solar cell panel 100.

A third through hole 331 corresponding to the first through hole 110 and the second through hole 321 is formed in the third support part 330.

The first support part 310, the second support part 320, and the third support part 330 are integrally formed. In addition, a portion of the solar cell panel 100 is accommodated in a space formed by the first support part 310, the second support part 320, and the third support part 330.

The sealing member 200 is interposed between the solar cell panel 100 and the frame 300. The sealing member 200 is disposed inside the frame 300. The sealing member 200 surrounds the side surface of the solar cell panel 100. The sealing member 200 covers a portion of the upper surface and the lower surface of the solar cell panel 100.

In addition, the sealing member 200 may be attached to the solar cell panel 100 and the frame 300.

The sealing member 200 may have a high adhesive strength and durability. In addition, the sealing member 200 prevents foreign matter from penetrating into the solar cell panel 100. In more detail, the sealing member 200 prevents foreign substances such as moisture or dust from flowing through the side surface of the solar cell panel 100.

Examples of the material used as the sealing member 200 include a resin having high elasticity and adhesive strength. More specifically, examples of the material used as the sealing member 200 include a polyurethane-based resin or a silicone-based resin.

The coupling member 400 penetrates the solar cell panel 100 and the frame 300. In detail, the coupling member 400 penetrates the solar cell panel 100, the second support part 320, and the third support part 330.

The coupling member 400 is disposed inside the first through hole 110, the second through hole 321, and the third through hole 331. That is, the coupling member 400 penetrates through the first through hole 110, the second through hole 321, and the third through hole 331. In addition, the coupling member 400 penetrates the sealing member 200.

The coupling member 400 is fastened to a support for installing a solar cell module according to an embodiment such as a roof. The coupling member 400 may be, for example, a screw or a nail. That is, the coupling member 400 penetrates the frame 300 and the solar cell panel 100 and the remaining portion is fastened to the support.

Examples of the material used as the coupling member 400 include metal or alloy. In addition to the metal and the alloy, the coupling member 400 may be formed of another material having high strength and thermal conductivity.

The coupling member 400 is in direct contact with the solar cell panel 100. In more detail, the outer circumferential surface of the coupling member 400 is in direct contact with the inner circumferential surface of the first through hole 110. In addition, the coupling member 400 is in direct contact with the frame 300.

Accordingly, heat generated in the solar cell panel 100 may be discharged to the outside through the coupling member 400. In more detail, heat generated in the solar cell panel 100 may be transmitted to the frame 300 through the coupling member 400 and released to the outside. In addition, heat generated from the solar cell panel 100 may be transferred to the support through the coupling member 400.

Therefore, the solar cell module according to the embodiment can easily discharge the generated heat to the outside. This prevents performance degradation due to heat and has improved efficiency.

In addition, in the solar cell module according to the embodiment, the coupling member 400 penetrates through the second support part 320 and the third support part 330 and is installed on the support.

Accordingly, the solar cell module according to the embodiment can be easily fastened to the roof or the like by using the coupling member 400 such as a screw.

In addition, the second support part 320 and the third support part 330 support the solar cell panel 100 and are coupled to the coupling member 400. That is, the frame 300 does not require an additional member for fastening with the coupling member 400 other than the second support portion 320 and the third support portion 330.

Accordingly, the structure of the frame 300 becomes simpler, and the solar cell module according to the embodiment is slim.

In addition, the coupling member 400 penetrates the solar cell panel 100 and the frame 300 at the same time to fasten the solar cell panel 100 and the frame 300. That is, the coupling member 400 may fix the solar cell module according to the embodiment to the roof, and at the same time assist the coupling of the solar cell panel 100 and the frame 300.

Therefore, the solar cell panel 100 and the frame 300 may be more firmly coupled by the coupling member 400. The solar cell module according to the embodiment has improved robustness.

3 is a cross-sectional view showing a cross section of a solar cell module according to another embodiment. In the description of this embodiment, with reference to the above-described embodiment, the first through hole and the heat conduction shock absorbing member will be further described. In the description of this embodiment, the embodiments described above may be essentially combined, except for the changed parts.

Referring to FIG. 3, the solar cell module according to the embodiment includes a heat conduction shock absorbing member 500.

The heat conduction shock absorbing member 500 is disposed inside the first through hole 120. The heat conduction shock absorbing member 500 is in direct contact with the solar cell module. In more detail, the heat conduction shock absorbing member 500 may directly contact the inner surface of the first through hole 120.

In this case, the diameter of the first through hole 120 is larger than the diameter of the second through hole 321 and the third through hole 331.

In addition, the heat conduction shock absorbing member 500 is in direct contact with the coupling member 400. In more detail, the heat conduction buffer member 500 surrounds the coupling member 400 and directly contacts an outer circumferential surface of the coupling member 400.

The thermal conductivity buffer member 500 has a high thermal conductivity. For example, the thermal conductivity buffer member 500 may have a higher thermal conductivity than the thermal conductivity of the solar cell panel 100. In addition, the thermal conductivity buffer member 500 may have a higher thermal conductivity than the coupling member 400.

The heat conduction shock absorbing member 500 has a high ductility. For example, the heat conduction shock absorbing member 500 has higher ductility than the solar cell panel 100 and the coupling member 400.

Examples of the material used as the heat conduction buffer member 500 include an alloy or a metal oxide. More specifically, examples of the material used as the heat conduction buffer member 500 include lead-zinc alloy or aluminum oxide.

The heat conduction shock absorbing member 500 absorbs a shock so that the coupling member 400 does not directly impact the solar cell panel 100.

That is, the heat conduction buffer member 500 prevents the solar cell panel 100 from being damaged by direct contact between the coupling member 400 and the solar cell panel 100.

In addition, since the heat conduction shock absorbing member 500 has a high heat conductivity, the heat conduction of the solar cell panel 100 is efficiently transmitted to the coupling member 400.

Therefore, the solar cell module according to the present embodiment prevents damage and prevents performance degradation due to heat.

4 is a cross-sectional view showing a cross section of a solar cell module according to another embodiment. In this embodiment, with reference to the above-described embodiment, the changed parts will be further described. In the description of this embodiment, the embodiments described above may be essentially combined, except for the changed parts.

Referring to FIG. 4, the coupling member 400 penetrates only the frame 300 and the sealing member 200, and does not penetrate the solar cell panel 100. That is, the coupling member 400 is disposed on the side of the solar cell panel 100.

The second through hole 321 and the third through hole 331 are formed outside the solar cell panel 100 when viewed in a plan view.

In the solar cell module according to the present embodiment, since the coupling member 400 does not penetrate the solar cell panel 100, it is not necessary to form a through hole in the solar cell panel 100.

Therefore, the solar cell module according to the present embodiment can be easily formed.

Although the above description has been made based on the embodiments, these are merely examples and are not intended to limit the present invention. Those skilled in the art to which the present invention pertains may not have been exemplified above without departing from the essential characteristics of the present embodiments. It will be appreciated that many variations and applications are possible. For example, each component specifically shown in the embodiment can be modified. And differences relating to such modifications and applications will have to be construed as being included in the scope of the invention defined in the appended claims.

1 is an exploded perspective view illustrating a solar cell module according to an embodiment.

2 is a cross-sectional view illustrating a shape in which a solar cell panel, a frame, and a coupling member are coupled to each other.

3 is a cross-sectional view showing a cross section of a solar cell module according to another embodiment.

4 is a cross-sectional view showing a cross section of a solar cell module according to another embodiment.

Claims (8)

Solar panel; A frame accommodating the solar cell panel; And It includes a coupling member penetrating the frame, The frame is A first support part disposed on a side surface of the solar cell panel; A second support part extending from the first support part and disposed on an upper surface of the solar cell panel; And A third support part extending from the first support part and disposed on a bottom surface of the solar cell panel; The coupling member is a solar cell module penetrating the solar cell panel, the second support portion and the third support portion. The solar cell module of claim 1, wherein the coupling member penetrates through the solar cell module. The method of claim 1, further comprising a sealing member interposed between the solar cell panel and the frame, The coupling member is a solar cell module penetrating the sealing member. Solar panel; A frame accommodating the solar cell panel; And A solar cell module comprising a coupling member penetrating the solar cell panel and the frame. The solar cell module of claim 1 or 4, wherein the solar cell panel and the coupling member directly contact each other. The solar cell module of claim 4, further comprising a heat conduction buffer member interposed between the solar cell panel and the coupling member and directly contacting the solar cell module and the coupling member. The solar cell module of claim 6, wherein the heat conduction buffer member comprises an alloy or a metal oxide. The method of claim 6, wherein the solar cell panel comprises a hole, The inner surface of the hole is in contact with the thermally conductive buffer member, The heat conduction buffer member is a solar cell module surrounding the coupling member.

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