TWI422312B - Assembling structure of photovoltaic module frame - Google Patents

Description

Solar module frame locking structure

The invention relates to a solar module frame locking structure, in particular to a solar module frame locking structure capable of reducing the stress on the solar panel.

A solar cell is an optoelectronic semiconductor chip that directly generates electricity by using sunlight. When receiving light, it can instantaneously output voltage and current. Several solar cells are vacuum-packed to form a module. The module is Solar panels.

In order to make the solar panels easy to be moved or utilized, there is usually a frame to protect the solar panels from collision damage, and to increase the strength of the solar panels to prevent breakage. The frames are assembled by four frames, and the assembly is used at the joints. It is completed by welding, pulling nails or locking another accessory screw fixing method, so that the four frame groups are connected into a stable metal frame.

However, the material of the solar panel is as fragile as the glass, and its use is easily broken or broken due to its own gravity or external force (for example, wind), and the ability of the solar panel to convert electric power is related to the installation area, so the installation area Usually large and long, making solar panels more susceptible to breakage, so the framework is a very important role in protecting solar panels.

At present, if the frame for protecting the solar panel is locked by screws, the screw holes are arranged at the position of the frame, most of which are one below, as shown in Fig. 1. As shown in Figure 3. The screw holes are configured in such a manner that although the frame groups are joined together, although they have strong restraining force, the solar panels are subjected to greater stress and damage.

In view of the above-mentioned problems of the prior art, the object of the present invention is to provide a solar module frame locking structure to solve the problem that the solar panel is easily damaged due to the screw hole arrangement of the conventional frame.

In accordance with the purpose of the present invention, a solar module frame locking structure is proposed that includes a first frame. The inner side of the first frame includes a support structure, and a first card slot defined by the support structure and the top surface of the first frame, at least one end of the first frame includes a plurality of screw holes in the inner side, and each of the screws The holes are disposed away from the first card slot to a predetermined distance and are parallel to each other. Wherein, each screw hole is located on a horizontal line, and the horizontal line is parallel to the first card slot.

Wherein, one side of the first card slot formed by the support structure comprises a groove.

Wherein, the support structure is polygonal, and one side of the support structure and the other side are respectively provided with the screw holes, and the positions of the screw holes provided on the two sides are corresponding.

Wherein, the two sides of the support structure are connected to the bottom surface of the first frame, and the screw holes are disposed at the intersection thereof.

The solar module frame locking structure of the present invention further includes a second frame, wherein at least one end thereof includes a plurality of through holes, and when the second frame is assembled with the first frame, each through hole system respectively corresponds to Each screw hole.

Wherein, the first frame and the second frame are assembled in combination, and are respectively worn by a plurality of screws After each through hole, it is locked to each screw hole.

The inner side of the second frame includes a joint structure, and the top surface of the joint structure and the second frame define a second slot, and each through hole is disposed on one of the joint surfaces of the joint structure.

The outer side surface and the bottom surface of the second frame respectively have a notch recessed by the side edge, and the position of the notch corresponds to the position of the through hole at the joint surface.

Wherein, the distance from the outer side of the second frame to the joint surface is greater than the distance from the outer side surface to the top surface edge.

Wherein one side of the second card slot formed by the joint structure comprises a groove.

According to the purpose of the present invention, a solar module frame locking structure is further provided, which comprises a first frame. The inner side of the first frame includes a supporting structure, and a first card slot defined by the supporting structure and the top surface of the first frame, at least one end of the first frame includes a first screw hole and a second screw hole The first screw hole and the second screw hole are parallel to each other and are located on a horizontal line, and the horizontal line is parallel to the first card slot. Wherein one side edge and the other side edge of the support structure are connected to the bottom surface of the first frame, and the first screw hole and the second screw hole are respectively disposed at the intersection thereof.

Wherein, one side of the first card slot formed by the support structure comprises a groove.

The solar module frame locking structure of the present invention further includes a second frame having at least one end including a first through hole and a second through hole, and the second frame is assembled with the first frame. The first through hole and the second through hole respectively correspond to the first screw hole and the second screw hole.

Wherein, the first frame is assembled with the second frame by a first screw and a first The two screws respectively pass through the first through hole and the second through hole and are locked to the first screw hole and the second screw hole.

The inner side of the second frame includes a joint structure, and the top surface of the joint structure and the second frame define a second slot, and the first through hole and the second through hole are disposed on one of the joint surfaces of the joint structure.

The outer side surface and the bottom surface of the second frame respectively have a notch recessed by the side edge, and the position of the notch corresponds to the position where the first through hole and the second through hole are located at the joint surface.

Wherein, the distance from the outer side of the second frame to the joint surface is greater than the distance from the outer side surface to the top surface edge.

Wherein one side of the second card slot formed by the joint structure comprises a groove.

In view of the above, the solar module frame locking structure according to the present invention may have one or more of the following advantages:

(1) The solar module frame locking structure translates the position of the screw hole in the frame downwards, so that the screw holes are all located on a horizontal line parallel to the solar template, so that the frame can be used with the solar panel when the module is pressurized. The deformation behavior produces corresponding elastic deformation, which can reduce the stress on the whole solar panel and make the solar panel less susceptible to damage.

(2) The solar module frame locking structure, the notch designed in the second frame, can reduce the number of punching operations of the frame, and is advantageous for the reworkability of the screw sliding.

1‧‧‧ screw hole

2, 5, 6‧‧‧ solar module frame locking structure

21, 51, 61‧‧‧ first frame

211, 511, 611‧‧‧ support structure

212, 222, 512, 612‧‧‧ top

213, 223, 513, 613‧‧‧ bottom

214, 514, 614‧‧‧ first card slot

215, 515, 615‧‧‧ first screw hole

216, 516, 616‧‧‧ second screw hole

217, 228, 517, 617‧‧ ‧ grooves

218, 518, 618‧ ‧ horizontal lines

22‧‧‧ second framework

221‧‧‧ joint structure

2211‧‧‧ joint surface

224‧‧‧ outside side

225‧‧‧ first through hole

226‧‧‧second through hole

227‧‧‧Second card slot

229‧‧ ‧ gap

31‧‧‧First screw

32‧‧‧Second screw

4‧‧‧ solar panels

1 is a first schematic view of a solar frame of the prior art; and FIG. 2 is a second schematic view of a solar frame of the prior art; 3 is a third schematic diagram of a solar frame of the prior art; FIG. 4 is a first schematic view of a first embodiment of a solar module frame locking structure of the present invention; and FIG. 5 is a solar energy of the present invention. The second schematic view of the first embodiment of the module frame locking structure; the sixth figure is the third schematic view of the first embodiment of the solar module frame locking structure of the present invention; and the seventh figure is the solar energy of the present invention. A schematic view of a second embodiment of a module frame locking structure; and FIG. 8 is a schematic view of a third embodiment of the solar module frame locking structure of the present invention.

Please refer to FIG. 4, which is a first schematic view of the first embodiment of the solar module frame locking structure of the present invention. This figure is a side elevational view of one embodiment of the first frame of the present invention. In the figure, the first frame 21 includes a support structure 211, a top surface 212, a bottom surface 213, a first card slot 214, a first screw hole 215, a second screw hole 216, and a recess 217. The support structure 211 is disposed on the inner side of the first frame 21, and the first card slot 214 is defined by the support structure 211 and the top surface 212, and the first card slot 214 is formed by the support structure 211. A portion of the side is recessed downward to form a recess 217. The first screw hole 215 and the second screw hole 216 are disposed in an inner side of at least one end of the first frame 21 .

In the first embodiment, the support structure 211 is a polygonal closed structure, and one side and the other side of the support structure 211 are perpendicularly intersected with the bottom surface 213 of the first frame 21, and the first screw hole 215 And the second screw holes 216 are respectively located away from the first The card slot 214 is where the two sides of the support structure 211 meet the bottom surface 213. The positions of the first screw hole 215 and the second screw hole 216 on the two sides of the support structure 211 are corresponding and parallel to each other, so that the first screw hole 215 and the second screw hole 216 are similarly positioned on a horizontal line 218. The horizontal line 218 will be parallel to the first card slot 214.

Please refer to FIG. 5, which is a second schematic view of the first embodiment of the solar module frame locking structure of the present invention. In the figure, in addition to the first frame 21 described in FIG. 4, a second frame 22, a first screw 31 and a second screw 32 are further included. The second frame 22 includes a joint structure 221 , a top surface 222 , a bottom surface 223 , an outer side surface 224 , a first through hole 225 , a second through hole 226 , a second card slot 227 , a recess 228 , and a notch 229 , and the joint structure 221 . A joint surface 2211 is included. The joint structure 221 is disposed on the inner side of the second frame 22, and the second card slot 227 is defined by the top surface 222 of the joint structure 221 and the second frame 22, and the second card slot 227 is formed by the joint structure. A portion of one of the sides formed by 221 is recessed downward to form a recess 228. The first through hole 225 and the second through hole 226 are disposed in an inner side of at least one end of the second frame 22 and are located above the joint surface 2211. The distance between the first through hole 225 and the second through hole 226 on the joint surface 2211 is corresponding to the distance between the first screw hole 215 and the second screw hole 216, so that the first frame 21 and the second frame 22 are assembled. The first through hole 225 and the second through hole 226 are respectively corresponding to the first screw hole 215 and the second screw hole 216, and the first frame 21 and the second frame 22 are assembled and joined by the first After the screw 31 and the second screw 32 pass through the first through hole 225 and the second through hole 226 respectively, the screw 31 and the second screw 32 are locked in the first screw hole 215 and the second screw hole 216, and the assembled view is as shown in FIG. Shown.

It can be seen from FIG. 5 and FIG. 6 that the bottom surface 223 and the outer side surface 224 of the second frame 22 respectively have a notch 229 recessed by the side, and the position of the notch 229 corresponds to the first pass. The hole 225 and the second through hole 226 are located on the joint surface 2211. this The notch 226 is substantially rectangular. In addition to facilitating the user to pass the first screw 31 and the second screw 32 through the first through hole 225 and the second through hole 226, the cutting manner further reduces the second frame 22 . The number of punching processes is advantageous, and the reworkability of the first screw 31 and the second screw 32 is advantageous, and the corner of the notch 229 is a rounded curve, which prevents the user from cutting the hand when assembling.

In the first embodiment, the first card slot 214 and the second card slot 227 are used to engage and fix the solar panel 4. Since the solar panel 4 is installed outdoors, the recesses 217 and 228 of the first frame 21 and the second frame 22 can be used to exclude the first card slot 214 and the second card slot 227 when it is raining. The resulting water, while the distance from the outer side 224 of the second frame 22 of the present invention to the joint surface 2211 of the joint structure 221 is greater than the distance from the outer side 224 to the edge of the top surface 222 of the second frame, thus the first frame When the second frame 22 is assembled, the joint surface 2211 of the joint structure 221 will abut against the support structure 211, and a gap will be formed between the top surfaces 212 and 222 of the first frame 21 and the second frame 22, and the gap It is used to exclude rainwater on the solar panel 4 so that rainwater does not accumulate on the solar panel 4. However, the most important effect of the present invention is that when the first screw hole 215 and the second screw hole 216 are disposed in parallel with the horizontal line 218 of the first card slot 214, the stress on the solar panel 4 can be effectively reduced. To protect the solar panel 4 from damage.

Please refer to FIG. 7 , which is a schematic diagram of a second embodiment of the solar module frame locking structure of the present invention. This drawing is a side elevational view of another embodiment of the first frame of the present invention. In the figure, the first frame 51 includes a support structure 511, a top surface 512, a bottom surface 513, a first card slot 514, a first screw hole 515, a second screw hole 516, and a groove 517. The support structure 511 is disposed on the inner side of the first frame 51, and the first card slot 514 is defined by the support structure 511 and the top surface 512 of the first frame 51. First card slot One side of the 514 is formed by the support structure 511, and a portion of one side thereof is recessed downward to form the above-described groove 517. The first screw hole 515 and the second screw hole 516 are disposed at both ends of the first frame 51 and are located inside the first frame 51.

The second embodiment differs from the first embodiment in that the support structure 511 of the present embodiment is an open structure that is substantially T-shaped. The support structure 511 has a support post that intersects with the bottom surface 513 of the first frame 51. The first screw hole 515 and the second screw hole 516 are respectively disposed on the left and right ends of the support column and the bottom surface 513. The first screw hole 515 is disposed. The second screw holes 516 are parallel to each other and are located on a horizontal line 518 which is parallel to the first card slot 514. The first frame 51 of the embodiment can be assembled and combined with the second frame 22 described in the first embodiment for engaging and fixing the solar panel 4 as described in the first embodiment.

Please refer to FIG. 8 , which is a schematic diagram of a third embodiment of the solar module frame locking structure of the present invention. This drawing is a side elevational view of yet another embodiment of the first frame of the present invention. In the figure, the first frame 61 includes a support structure 611, a top surface 612, a bottom surface 613, a first card slot 614, a first screw hole 615, a second screw hole 616, and a groove 617. The support structure 611 is disposed in the inner side of the first frame 61, and the first card slot 614 is formed by the support structure 611 and the top surface 612, and the first card slot 614 is formed by the support structure 611. A portion of one of the sides is recessed downward to form a recess 617. The first screw hole 615 and the second screw hole 616 are provided at both ends of the first frame 61 and are located inside the first frame 61.

In the third embodiment, the supporting structure 611 is a polygonal closed structure. The supporting structure 611 has two sides which are connected with the bottom surface 613 of the first frame 61, and the first side and the bottom surface 613 are respectively provided with the first side. a screw hole 615 and a second screw hole 616, and the first screw hole 615 and the second screw hole 616 are tied to a horizontal line 618 parallel to the first card slot 614 on. The first frame 61 of the embodiment can be assembled and combined with the second frame 22 described in the first embodiment for engaging and fixing the solar panel 4 as described in the first embodiment.

In summary, the solar module frame locking structure of the present invention has the same position of the screw hole on the horizontal line parallel to the solar panel, and the screw hole is away from the solar panel, so that the frame can be used when the module is pressed. The deformation behavior of the solar panel produces corresponding elastic deformation, and finally the stress on the solar panel is reduced to avoid damage.

The above is intended to be illustrative only and not limiting. Any equivalent modifications or alterations to the spirit and scope of the invention are intended to be included in the scope of the appended claims.

2‧‧‧Solar module frame locking structure

21‧‧‧ first frame

211‧‧‧Support structure

212, 222‧‧‧ top

213, 223‧‧‧ bottom

214‧‧‧ first card slot

215‧‧‧ first screw hole

216‧‧‧Second screw hole

217, 228‧‧‧ grooves

218‧‧‧ horizontal line

22‧‧‧ second framework

221‧‧‧ joint structure

2211‧‧‧ joint surface

224‧‧‧ outside side

225‧‧‧ first through hole

226‧‧‧second through hole

227‧‧‧Second card slot

229‧‧ ‧ gap

31‧‧‧First screw

32‧‧‧Second screw

Claims (12)

A solar module frame locking structure includes: a first frame having a support structure on the inner side thereof; and a first card slot defined by the support structure and a top surface of the first frame, the first At least one end of a frame and a plurality of screw holes in the inner side, each of the screw holes is disposed away from the first card slot to a predetermined distance and parallel to each other; wherein each of the screw holes is located on a horizontal line, And the horizontal line is parallel to the first card slot, the solar module frame locking structure further comprises a second frame, at least one end of which comprises a plurality of through holes, and the second frame is assembled with the first frame Each of the through holes corresponds to each of the screw holes, and the inner side of the second frame includes a joint structure, and the joint structure and the top surface of the second frame define a second card slot, each of the through holes And being disposed on one of the joint surfaces of the joint structure, the distance from the outer side surface of the second frame to the joint surface is greater than the distance from the outer side surface to the top surface edge. The solar module frame locking structure according to claim 1, wherein one side of the first card slot formed by the supporting structure comprises a groove. The solar module frame locking structure according to claim 1, wherein the supporting structure is polygonal, and one side of the supporting structure and the other side are respectively provided with the screw hole, and the two sides are respectively provided The position of the screw hole is set to correspond. The solar module frame locking structure according to claim 3, wherein the two sides of the supporting structure are connected to the bottom surface of the first frame, and the screw holes are respectively disposed at the intersection thereof. The solar module frame locking structure according to claim 1, wherein the The first frame is assembled in combination with the second frame, and is locked to each of the screw holes by a plurality of screws respectively passing through the through holes. The solar module frame locking structure according to claim 1, wherein the outer side surface and the bottom surface of the second frame respectively have a notch recessed by the side edge, and the position of the notch corresponds to the through hole. The position of the joint. The solar module frame locking structure according to claim 1, wherein one side of the second card slot formed by the engaging structure comprises a groove. A solar module frame locking structure includes: a first frame having a support structure on the inner side thereof; and a first card slot defined by the support structure and a top surface of the first frame, the first At least one end of a frame includes a first screw hole and a second screw hole, the first screw hole and the second screw hole are parallel to each other and located on a horizontal line, and the horizontal line is parallel to the first card slot; One side edge and the other side of the support structure are connected to the bottom surface of the first frame, and the first screw hole and the second screw hole are respectively disposed at the intersection thereof, the solar module frame The locking structure further includes a second frame, the at least one end of which includes a first through hole and a second through hole, and when the second frame is assembled with the first frame, the first through hole and the second The through holes are respectively corresponding to the first screw holes and the second screw holes, and the inner side of the second frame includes a joint structure, and the joint structure and the top surface of the second frame define a second card slot, The first through hole and the second through hole are disposed in one of the joint structures Surface, outside the second frame side joining surface to a distance greater than the line side to the outer edge of the distance from the top surface. The solar module frame locking structure according to claim 8, wherein one side of the first card slot formed by the supporting structure comprises a groove. The solar module frame locking structure according to claim 8, wherein the first frame and the second frame are assembled by a first screw and a second screw. After the wires pass through the first through hole and the second through hole respectively, the wires are locked to the first screw hole and the second screw hole. The solar module frame locking structure according to claim 8, wherein the outer side surface and the bottom surface of the second frame respectively have a notch recessed by the side edge, and the position of the notch corresponds to the first pass. The hole and the second through hole are located at the joint surface. The solar module frame locking structure according to claim 8, wherein one side of the second card slot formed by the engaging structure comprises a groove.