WO2012171269A1

WO2012171269A1 - Corner-protecting device

Info

Publication number: WO2012171269A1
Application number: PCT/CN2011/078693
Authority: WO
Inventors: 徐健; 高晓磊; 陆文明; 赵德志
Original assignee: 无锡尚德太阳能电力有限公司
Priority date: 2011-06-16
Filing date: 2011-08-22
Publication date: 2012-12-20
Also published as: CN102826290A

Abstract

Disclosed is a corner-protecting device, for securely and reliably mounting photovoltaic assemblies stacked horizontally, which corner-protecting device comprises a plurality of corner-protecting inserts (200), each of the corner-protecting inserts comprising a load-carrying face (201, 202) for carrying a photovoltaic assembly in an abutment manner, and the corner-protecting insert further comprises a side wall extending from the load-carrying face upwards, wherein the side wall is provided with at least a snapping groove (207), which is provided with a snapping edge (209) and at least one elastic snap (213) extending downwards from the load-carrying face, in order to abut a snapping edge (109, 209) of a snapping groove of another adjacent corner-protecting insert (100, 200), so that the corner-protecting inserts are perpendicularly facing the stack in order to support a corner of the photovoltaic assemblies stacked horizontally. The present corner-protecting device is simple in structure, simple in materials used, low in packing cost, and precise in assembly dimensions, making it impossible for photovoltaic assemblies to move horizontally and vertically.

Description

Corner guard

Technical field

The present invention relates to a corner protector, and more particularly to a corner protector for safely and reliably loading horizontally stacked photovoltaic modules. Background technique

At present, PV modules are mostly packaged in steel-edge wooden boxes or cartons. Since the packaging material cannot be reused, the packaging cost is high, and the used packaging materials are also disposed of at a certain cost.

There is currently no mature corner packaging solution for PV module export transportation packaging. Some of the corners on the market for photovoltaic modules cannot meet the export packaging requirements in terms of assembly size and production process. The photovoltaic modules cannot be tightly fixed during overseas transportation, resulting in damage to the PV modules. Moreover, in the process of container transportation, due to the load-bearing reasons of the corner guard itself, it is impossible to stack the two-layer (two packaging units), so there is a high transportation cost due to the small amount of loading. Summary of the invention

The technical problem to be solved by the present invention is to provide a corner guarding device which can reduce the packaging cost, reduce the packaging waste, and improve the convenience of the packaging operation, and at the same time, the load-bearing pressure of the corner protector can double the double layer. (ie two packaging units) stacked, fully positioned so that the package cannot move in the horizontal and vertical directions.

In order to solve the above technical problem, the present invention adopts the following technical solutions: A corner guard device for safely and reliably loading a horizontally stacked photovoltaic module, the corner protector comprising: a plurality of corner inserts, each corner insert The method includes: a pressure receiving surface, carrying the photovoltaic module in an abutting manner; wherein: the corner insert further comprises: a side wall extending upward from the pressure receiving surface, wherein the side wall is provided with at least one snap groove, The buckle groove is provided with a buckle edge; and at least one elastic buckle extending downward from the pressure bearing surface for abutting another adjacent corner insert The snap edges of the snap grooves allow the corner inserts to be stacked vertically to support the corners of the horizontally stacked photovoltaic modules.

Preferably, the locking groove is formed by opening a through hole on the side wall and opening a window on an outermost side wall of the through hole, and the upper portion of the window and the outermost side wall form the buckle edge. For the elastic snap to abut.

Advantageously, a first "L" shaped gusset for use on a lower surface of the outer frame encased at a top corner of the photovoltaic module, the first "L" shaped gusset comprising a first gusset area and The gusset area, the first gusset area and the second gusset area have the pressure receiving surface; the opposite sides of the first gusset area respectively extend in the same direction to form a direction perpendicular to the first gusset area a first side plate and a first protrusion, the opposite sides of the second gusset area respectively extending in the same direction to form a second side plate and a second protrusion perpendicular to the second gusset area, The first side plate and the second side plate are connected to form the side wall covering the outer side of the outer frame, and the first protrusion and the second protrusion are wrapped on the inner side of the outer frame The opposite ends of the first side plate and the second side plate connected to the first "L" type gusset are respectively provided with the snap grooves in the first side plate and the second side plate.

Preferably, the corner insert comprises a bottom portion having an upper surface and a lower surface, wherein an upper surface of the bottom portion is the pressure receiving surface, and a lower surface of the bottom portion extends downwardly with a grid-shaped reinforcing rib, The rib is provided adjacent to another horizontal end face adjacent the photovoltaic module within the corner insert.

The invention also discloses a corner guard device for safely and reliably loading a horizontally stacked photovoltaic module, the corner protector comprising: a plurality of corner inserts, including a bottom corner insert and a top corner insert, the bottom A corner bearing insert and a top corner insert are respectively provided with a bearing surface for carrying the photovoltaic module in an abutting manner; wherein: the bottom corner insert and the top corner insert respectively comprise a side wall extending from the pressure receiving surface The side wall is provided with at least one snap groove, and the buckle groove is provided with a snap edge; the top corner insert further includes at least one elastic buckle extending from the pressure receiving surface for grounding the card The snap edge of the snap groove on the adjacent top corner insert or the bottom corner insert is such that the corner inserts are stacked vertically to support the corners of the horizontally stacked photovoltaic modules.

Preferably, the snap groove has a through hole formed in the side wall and is formed in a stack A window is formed on the outermost side wall of the through hole, and the upper portion of the window and the outermost side wall form the buckle edge for the elastic buckle to abut.

Advantageously, said top corner insert comprises a second "L" shaped gusset for encasing a lower surface of the outer frame at the top corner of said photovoltaic component, said second "L" shaped gusset comprising a third gusset area and a fourth gusset area, wherein the third gusset area and the fourth gusset area have the pressure receiving surface; the opposite sides of the third gusset area respectively extend upwards of the third gusset area to form a vertical a third side plate and a third protrusion of the third gusset area, wherein opposite sides of the fourth gusset area respectively extend upwards of the fourth gusset area to form a section perpendicular to the fourth gusset area a fourth side plate and a fourth protrusion, wherein the third side plate and the fourth side plate are connected to form the side wall covering the outer side of the outer frame, the third protrusion and the fourth a protrusion is wrapped on an inner side of the outer frame; opposite ends of the third side plate and the fourth side plate connected to the second "L" type gusset to the third side plate and the fourth side, respectively The buckle groove is formed in the plate, the lower surface of the second "L" type gusset and the buckle groove of the third side plate and the fourth side plate Extending downwardly disposed position relative to the elastic snap-locking groove of the match.

Preferably, the top corner insert and the bottom corner insert respectively comprise a bottom portion having an upper surface and a lower surface, the upper surface of the bottom portion is the pressure receiving surface, and the lower surface of the bottom portion has a mesh extending downwardly a reinforcing rib having a horizontal end surface adjacent to another photovoltaic module adjacent to the corner insert.

Preferably, the latching slots of the third side panel and the fourth side panel are each, and two sides of the latching slot are respectively provided with a rail slot, and the second "L" type gusset A relative position of the lower surface to the rail grooves of the third side panel and the fourth side panel is disposed to extend downwardly to form a rail that matches the rail slot.

Preferably, the guide rail is wedge-shaped, and opposite sides of the guide rail are respectively disposed with a plurality of spaced and parallel sliding grooves along the insertion direction of the guide rail; the inner side of the elastic buckle is arranged with a plurality of intervals and parallel a groove along the insertion direction of the elastic snap.

Preferably, a cavity is provided between one side of the rail groove and the snap groove and on the other side of the rail groove.

Preferably, the bottom corner insert and the top corner insert are both made of plastic.

The beneficial effects of the corner protector of the present invention are compared to the prior art: 1. The corner device of the invention has simple structure, simple materials and low packaging cost, and therefore has great economic value.

2. The corner protector of the present invention can be reused, thereby reducing waste generated by packaging and making recycled packaging possible.

3. The corner guard device of the present invention is completely matched with the outer frame of the photovoltaic module, so that the corner guard device has a good protection function for the photovoltaic module and prevents damage to the photovoltaic module during transportation.

4. Fully positioned and completely realized between the corner inserts wrapped on the adjacent two photovoltaic modules and between the top corner insert and the bottom corner insert through the guide rail and the rail groove, the buckle and the snap groove. The limit allows the PV modules to be stacked and packaged and cannot move in both horizontal and vertical directions. DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a perspective view showing the structure of a bottom corner insert in a corner protector according to a first embodiment of the present invention.

Fig. 2 is a schematic perspective view showing the other direction of Fig. 1.

Fig. 3 is a plan view showing a bottom corner insert in the corner guard of the first embodiment of the present invention. Figure 4 is a bottom plan view of the bottom corner insert in the corner guard of the first embodiment of the present invention. Fig. 5 is a perspective view showing the structure of a top corner insert in the corner guard of the second embodiment of the present invention.

Figure 6 is a plan view of a top corner insert in the corner protector of the second embodiment of the present invention. Figure 7 is a bottom plan view of the top corner insert in the corner guard of the second embodiment of the present invention. Figure 8 is a front elevational view of the top corner insert in the corner protector of the second embodiment of the present invention. Figure 9 is a rear elevational view of the top corner insert in the corner protector of the second embodiment of the present invention. FIG. 10 is a schematic perspective view of a third embodiment of the present invention.

Figure 11 is a plan view of a third embodiment of the present invention.

Figure 12 is a bottom plan view of a third embodiment of the present invention.

Figure 13 is a front elevational view of the top corner insert in the corner protector of the third embodiment of the present invention. Figure 14 is a rear elevational view of the top corner insert in the corner guard of the third embodiment of the present invention. Figure 15 is a perspective view showing the structure of a top corner insert in a corner protector according to a fourth embodiment of the present invention.

Figure 16 is a bottom plan view of the top corner insert in the corner guard of the fourth embodiment of the present invention. Figure 17 is a schematic view showing the state of use of the top corner insert in the corner protector of the present invention for use on a photovoltaic module.

Figure 18 is a schematic illustration of the use of a top corner insert in a corner protector of the present invention for use in another direction on a photovoltaic module.

Fig. 19 is a view showing the state in which the bottom corner insert and the top corner insert are used in the corner guard of the present invention.

Figure 20 is a schematic view showing the structure of a packaging unit in which a photovoltaic module is packaged by the corner guard of the present invention. detailed description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

The corner protector of the present invention is used for safely and reliably loading a horizontally stacked photovoltaic module, the corner protector comprising: a plurality of corner inserts, the corner insert comprising a bottom corner insert as shown in Figures 1 to 4 100 and the top corner insert 200 shown in FIG. 5 to FIG. 9, the bottom corner insert 100 and the top corner insert 200 are respectively provided with pressure receiving surfaces 201, 202 for carrying the photovoltaic module in an abutting manner; The insert 100 and the top corner insert 200 respectively include a side wall extending upward from the pressure receiving surface, and the side wall is provided with at least one snap groove 107, 207, and the snap groove 107, 207 is provided with a "^ buckle 109, 209 The top corner insert 200 further includes at least one elastic buckle 213 extending upward from the pressure receiving surface for holding the other adjacent top corner insert 200 or the bottom corner insert 100 on the snap groove 107, 207 The snap edges 109, 209 are such that the corner inserts are stacked vertically to support the corners of the horizontally stacked photovoltaic modules.

Embodiment 1:

1 is a perspective view showing the structure of a bottom corner insert in a corner protector according to a first embodiment of the present invention. FIG. 2 is a schematic perspective view of the other direction of FIG. 1. FIG. Figure 3 is the present invention A top view of the bottom corner insert in the corner protector of the first embodiment. Fig. 4 is a bottom plan view of the bottom corner insert in the corner guard of the first embodiment of the present invention.

1 to 4, the bottom corner insert 100 of the present invention includes a first "L" type gusset, a first "L" angle, wrapped on a lower surface of the outer frame at the top corner of the photovoltaic module. The plate includes a first gusset area and a second gusset area, wherein the first gusset area and the second gusset area have the pressure receiving surfaces 101, 102; the opposite sides of the first gusset area respectively extend in the same direction to form a vertical a first side plate 103 and a first protrusion 104 in the first gusset area, and opposite sides of the second gusset area respectively extend in the same direction to form a second side plate 105 and a second perpendicular to the second gusset area a protrusion 106, the first side plate 103 and the second side plate 105 are connected to form the side wall covering the outer side of the outer frame, and the height of the first side plate 103 and the second side plate 105 should be the same as the crystal The overall height of the silicon solar modules is matched. The first protrusions 104 and the second protrusions 106 are wrapped on the inner side of the outer frame; the heights of the first protrusions 104 and the second protrusions 106 should be lower than the height of the outer frame above the substrate. The first side plate 103 and the second side plate 105 are respectively connected to the first side of the first "L" type gusset, and the first side plate 103 and the second side plate 105 are respectively provided with the first buckle groove. The first protrusion 104 is located at a portion of the first gusset area adjacent to the second gusset area 102, and the second protrusion 106 is located at a portion of the second gusset area adjacent to the first gusset area, the first protrusion 104 and the second protrusion The 106 phases are joined to form a first "L" type inner shield that is wrapped inside the outer frame. Of course, the first protrusion 104 and the second protrusion 106 may also be disconnected, that is, the first protrusion 104 and the second protrusion 106 are respectively disposed at the middle of the inner side of the first gusset area and the second gusset area. In addition, the first protrusions 104 and the second protrusions 106 may also be a plurality of spaced apart portions. A plurality of first protrusions 104 and second protrusions 106 are respectively guarded inside the outer frame.

As a preferred embodiment of the present embodiment, the first locking groove 107 is formed by the through hole on the side wall and is formed by opening a first window 108 on the outermost sidewall of the through hole. The first window 108 and the most The upper portion of the outer wall intersection is formed with the first buckle edge 109 for the elastic buckle 213 to abut. The first rib 110 is disposed at a middle and lower portion of the inner side wall of the first snap groove 107. The first reinforcing rib 110 is provided to reinforce the strength of the inner side wall of the first snap groove 107 to prevent the inner wall of the first snap groove 107 from being bent.

As another preferred embodiment of the embodiment, the first "L" type of the bottom corner insert 100 The gusset forms a bottom portion having an upper surface, which is a first gusset area and a second gusset area, the upper surface of the bottom is a pressure receiving surface 101, 102, and the lower surface of the bottom surface faces A grid-like rib 112 extends downwardly, the rib 112 being disposed adjacent a horizontal end surface adjacent the photovoltaic module within the corner insert. In addition to strengthening the strength of the pressure-bearing surface, the ribs 112 have a bumping effect on the photovoltaic modules adjacent to the corner inserts, and have a buffering effect, and the buffering force is evenly distributed, so as not to be damaged due to excessive local force. Photovoltaic components.

As a further preferred embodiment of the present embodiment, the first latching slot 107 on the first side panel 103 and the second side panel 105 is one, and the first rail slot is respectively opened on both sides of the first latching slot 107. 111.

As a further preferred embodiment of the present embodiment, a first cavity 114 is provided between one side of the first rail groove 111 and the first snap groove 107 and on the other side of the first rail groove 111. That is, the first side plate 103 and the second side plate 105 are provided with the first cavity 114 except for the position where the first snap groove 107 and the first rail groove 111 are opened.

In order to securely attach the bottom corner insert 100 of the corner protector of the present invention to the bottom tray for packaging and transporting the crystalline silicon solar module, a plurality of positioning holes 113 are provided in the first "L" type gusset. The positioning holes 113 in this embodiment are three, which are respectively disposed on the first gusset area, the second gusset area, and between the first gusset area and the second gusset area.

The bottom corner insert 100 of the corner protector of the present invention is made of plastic.

Embodiment 2:

Fig. 5 is a perspective view showing the structure of a top corner insert in the corner guard of the second embodiment of the present invention. Figure 6 is a plan view of a top corner insert in a corner protector according to a second embodiment of the present invention. Figure 7 is a bottom plan view of the top corner insert in the corner guard of the second embodiment of the present invention. Figure 8 is a front elevational view of the top corner insert in the corner protector of the second embodiment of the present invention. Figure 9 is a rear elevational view of the top corner insert in the corner protector of the second embodiment of the present invention.

As shown in FIGS. 5-9, the top corner insert 200 includes a second "L"-shaped gusset for wrapping on a lower surface of the outer frame at the top corner of the photovoltaic module, the second "L" The gusset plate includes a third gusset area and a fourth gusset area, wherein the third gusset area and the fourth gusset area have the pressure receiving surfaces 201, 202; the opposite sides of the third gusset area respectively face the third gusset The upper portion of the region extends to form a third side plate 203 and a third convex portion perpendicular to the third gusset region 204, the opposite sides of the fourth gusset area respectively extend upward of the fourth gusset area to form a fourth side plate 205 and a fourth protrusion 206 perpendicular to the fourth gusset area, The three side plates 203 and the fourth side plate 204 are connected to form the side wall covering the outer side of the outer frame 301, and the third protrusions 204 and the fourth protrusions 206 are wrapped on the inner side of the outer frame 301; the third side plate 203 and A second locking groove 207 is defined in the third side plate 203 and the fourth side plate 205 at opposite ends of the fourth side plate 205 and the second "L" type gusset, and the second "L" The opposite positions of the lower surface of the gusset plate and the second yoke groove 207 on the third side plate 203 and the fourth side plate 204 are disposed to extend downward to form an elastic buckle 213 that matches the second snap groove 207. As a preferred embodiment of the embodiment, the second "L"-shaped gusset of the top corner insert 200 forms a bottom portion having an upper surface and a lower surface, and the bottom portion is a third gusset area and a fourth gusset area. The upper surface of the bottom portion is a pressure receiving surface 201, 202, and a lower surface of the bottom portion extends downwardly with a grid-like reinforcing rib 212, and the reinforcing rib 212 is disposed adjacent to another photovoltaic module in the adjacent corner inserting insert. Horizontal end face. In addition to strengthening the strength of the bearing surface, the ribs 212 have a bumping effect on the photovoltaic modules adjacent to the corner inserts, and have a buffering effect, and the buffering force is evenly distributed, so as not to be damaged due to excessive local force. Photovoltaic components.

As can be seen from the comparison of Fig. 1 and Fig. 5, the substantial difference between the top corner insert 200 and the bottom corner insert 100 is merely the addition of the elastic snap 213. The top corner inserts 200 that are wrapped over the corresponding top corners of the adjacent two photovoltaic modules can be sequentially inserted to securely join together to form a corner guard.

As shown in FIG. 5, the elastic buckle 213 includes a card board and a hook 215 at the end of the card board. The second locking groove 207 is formed by the through hole of the side wall and is formed by opening a second window 208 on the outermost side wall of the through hole, and the upper portion of the second window 208 and the outermost side wall form the second portion. The buckle edge 209 is abutted by the hook 215 of the elastic buckle 213. A third reinforcing rib 210 is disposed at a middle and lower portion of the inner side wall of the second snap groove 207. The third reinforcing rib 210 is provided to enhance the strength of the inner side wall of the second snap groove 207 and prevent the inner wall of the second snap groove 207 from being bent. As shown in FIG. 6 , the second side plate 203 of the second embodiment and the second side of the second side plate 205 are respectively provided with a second guide groove 207. 211, a lower end surface of the second "L"-shaped gusset and a relative position of the second rail groove 211 on the third side plate 203 and the fourth side plate 205 are disposed to extend downwardly The second rail slot 211 is matched to the rail 214. The guide rails 214 are for insertion into the second rail slots 211 of the other top corner insert 200 located below and adjacent thereto or within the first rail slots 111 of the bottom corner insert 100.

As shown in FIG. 5, the guide rail 214 of the second embodiment has a wedge shape, and the opposite sides of the guide rail 214 are respectively disposed with a plurality of spaced and parallel sliding grooves 217 along the insertion direction of the guide rail 214. The sliding slot 217 of the first embodiment For two. The end surface of the guide rail 214 has a "king" shape. As shown in FIG. 9, the inner side of the elastic buckle 213 is spaced apart and disposed in parallel with a plurality of grooves 216 along the insertion direction of the elastic buckle 213. The groove 216 of the second embodiment has three grooves.

As a preferred embodiment of the second embodiment, a second cavity 219 is defined between one side of the second rail groove 211 and the second snap groove 207 and the other side of the second rail groove 211. That is, the third side plate 203 and the fourth side plate 205 are the second cavity 219 except for the positions where the second snap groove 207 and the second guide groove 211 are opened.

As another preferred embodiment of the second embodiment, the third protrusion 204 is located at a portion of the third gusset area near the fourth gusset area 202, and the fourth protrusion 206 is located at a portion of the fourth gusset area near the third gusset area, The three protrusions 204 are connected to the fourth protrusions 206 to form a second "L" type inner guard covering the inner side of the outer frame 301.

The top corner inserts 200 in the corner protector of the present invention are all made of plastic.

The plurality of top corner inserts 200 are sequentially inserted to form a corner guard device, and at the same time, the plurality of top corner inserts 200 are sequentially inserted, and finally a bottom corner insert 100 is formed to form another corner guard. .

Embodiment 3:

Figure 10 is a perspective view showing the third embodiment of the top corner insert of the present invention; Figure 11 is a plan view of the third embodiment of the present invention; Fig. 13 is a front elevational view of a top corner insert in a corner protector according to a third embodiment of the present invention. Figure 14 is a rear elevational view of the top corner insert in the corner guard of the third embodiment of the present invention.

As shown in FIG. 10 to FIG. 14 , the third embodiment differs from the second embodiment only in that the opposite sides of the guide rail 214 are respectively spaced apart from each other and are arranged in parallel along the insertion direction of the guide rail 214 . There are three chutes 217. The inner side of the elastic buckle 213 is spaced apart and arranged in parallel with five grooves 216 along the insertion direction of the elastic buckle 213.

Embodiment 4:

Figure 15 is a perspective view showing the fourth embodiment of the top guard angle of the present invention; and Figure 16 is a bottom view of the fourth embodiment of the top guard angle of the present invention. As shown in FIG. 15 and FIG. 16, the fourth embodiment differs from the second embodiment only in that the opposite sides of the guide rail 214 are respectively spaced apart from each other and three parallel grooves 217 are arranged in parallel in the insertion direction of the guide rail 214. The opposite sides of the elastic buckle 213 are respectively provided with two grooves 216 in the insertion direction of the elastic buckle 213 (the two grooves 216 on the inner side of the buckle are not shown). The grooves 216 located on different sides of the elastic buckle 213 should be staggered. At the same time, three parallel ribs 218 are disposed on the outer surface of the hook 215 of the elastic buckle 213.

Figure 17 is a schematic view showing the state of use of the top corner insert in the corner protector of the present invention for use on a photovoltaic module. Figure 18 is a schematic view showing the state of use of the top corner insert in the corner guard of the present invention for the other direction on the photovoltaic module. Fig. 19 is a view showing the state of use of the bottom corner insert and the top corner insert in the corner guard of the present invention. Figure 20 is a schematic view showing the structure of a packaging unit in which a photovoltaic module is packaged by the corner guard of the present invention.

A brief introduction of the use of the bottom corner insert 100 and the top corner insert 200 in the corner guard of the present invention will be briefly described below with reference to Figs. 17 to 20:

As shown in FIGS. 17 and 18, the second "L"-shaped gusset of the top corner insert 200 is coated on the lower surface of a top corner of the outer frame 301 of the photovoltaic module 304, the third side plate 203 and the Four side panels 205 are wrapped over the outer side of one of the corners of the outer frame 301 to provide protection to the photovoltaic component 304. In order to achieve the fixing, the third projection 204 and the fourth projection 206 are wrapped on the inner side surface at one corner of the outer frame 301, so that the top corner 200 is caught on a top corner of the photovoltaic module 304. Each of the four corners of the photovoltaic module 304 is covered with a top corner 200.

The bottom corner insert 100 is wrapped over the top corner of the photovoltaic module 304 in the same manner as the top corner insert 200.

Since it is necessary to place a plurality of photovoltaic modules 304 in a stacked manner during transportation, and package them into the packaging unit shown in FIG. Therefore, at the bottom of the photovoltaic module 304 A bottom corner insert 100 that does not have an elastic snap and rail is required on the four corners. The top corners of the other photovoltaic modules 304 other than the bottommost photovoltaic module 304 are required to be wrapped with the top corner insert 200 to achieve mutual interaction between the corner inserts on the corresponding corners of adjacent photovoltaic modules 304. Plug in. As shown in FIG. 19 and FIG. 20, the bottom corner insert 100 is fixed to the corresponding position of the bottom tray 302 by a self-tapping screw through the positioning hole 113 of the bottom corner insert 100 during packaging to ensure the bottommost photovoltaic module. 304 cannot move in the horizontal direction. The elastic snap 213 of the top corner insert 200 wrapped on the photovoltaic module 304 immediately above the bottommost photovoltaic module 304 is then inserted into the first snap groove 107 of the bottom corner insert, and the elastic snap 213 The hook 215 protrudes from the first window 108 against the first snap edge 109. A fixed connection of the top corner insert 200 to the bottom corner insert 100 is achieved. The top corner insert 200 on the corresponding top corner of the other adjacent photovoltaic modules 304 is also positioned by the elastic snap 213 and the second snap groove 207, the rail 214 and the second rail slot 211, thereby realizing the photovoltaic module 304. Accumulation in the vertical direction. The topmost photovoltaic module is topped with a top cover 303 to form a packaging unit as shown in FIG. The bottom corner insert 100 and the top corner insert 200 and the top corner insert 200 are precisely dimensioned to each other to ensure that the photovoltaic assembly cannot move in the vertical direction. When the overall installation is completed, it takes a certain amount of force to disassemble the photovoltaic module 304.

The bottom corner insert 100 and the top corner insert 200 of the present invention are all made of a composite modified PP material, such as PP+30% glass. The single top corner insert 200 or the bottom corner insert 100 is strong enough to withstand a pressure of more than 2 tons, and in combination with the top cover 303 and the bottom tray 302, the container shown in Fig. 20 can be realized during transport of the container. The two packaging units are stacked and shipped to increase transportation and reduce transportation costs.

The above embodiments are merely exemplary embodiments of the invention, and are not intended to limit the invention, and the scope of the invention is defined by the claims. A person skilled in the art can make various modifications or equivalents to the invention within the spirit and scope of the invention, and such modifications or equivalents are also considered to be within the scope of the invention.

Claims

Rights request

A corner guard device for safely and reliably loading a horizontally stacked photovoltaic module, the corner guard comprising: a plurality of corner inserts, each corner insert comprising: a pressure receiving surface (201, 202), The accessory module carries the photovoltaic module; the feature inserter further includes: a side wall extending upward from the pressure receiving surface, wherein the side wall is provided with at least one snap groove (207), the buckle groove ( 207) a snap edge (209); and at least one elastic buckle (213) extending downward from the pressure bearing surface for abutting the snap edge of the snap groove (207) adjacent to the corner insert ( 209), the corner inserts are stacked vertically to support the corners of the horizontally stacked photovoltaic modules.

The angle guard device according to claim 1, wherein the snap groove (207) is formed by opening a through hole in the side wall and opening a window on an outermost side wall constituting the through hole. The upper portion of the window and the outermost side wall form the above-mentioned snap edge (209) for the elastic buckle (213) to abut.

3. The corner protector of claim 1, wherein the corner insert comprises: a first "L" type for enclosing a lower surface of the outer frame at a top corner of the photovoltaic module a gusset, the first "L" type gusset includes a first gusset area and a second gusset area, the first gusset area and the second gusset area having the pressure receiving surface (201, 202); The opposite sides of the first gusset area respectively extend in the same direction to form a first side plate and a first protrusion perpendicular to the first gusset area, and opposite sides of the second gusset area respectively Extending in the same direction to form a second side panel and a second protrusion perpendicular to the second gusset area, wherein the first side panel and the second side panel are connected to form a space wrapped on the outer side of the outer frame a side wall, the first protrusion and the second protrusion are wrapped on an inner side of the outer frame; the first side plate and the second side plate are connected to the first "L" type gusset The opposite ends are respectively provided with the snap grooves (207) in the first side plate and the second side plate.

4. The corner guard device according to claim 1, wherein the corner insert comprises a bottom portion having an upper surface and a lower surface, and an upper surface of the bottom portion is the pressure receiving surface (201, 202). The lower surface of the bottom portion extends downwardly with a grid-like reinforcing rib (212) provided with a horizontal end surface adjacent to another photovoltaic module adjacent to the corner insert.

5. A corner guard device for safely and reliably loading a horizontally stacked photovoltaic module, the corner guard comprising: a plurality of corner inserts, including a bottom corner insert and a top corner insert, the bottom corner insert And the top corner inserts are respectively provided with pressure receiving surfaces (101, 102, 201, 202) for carrying the photovoltaic modules in an abutting manner; wherein: the bottom corner inserts and the top corner inserts respectively comprise pressure a side wall extending upwardly, the side wall is provided with at least one snap groove (107, 207), and the buckle groove (107, 207) is provided with a "^ buckle (209); the top corner insert The utility model further comprises at least one elastic buckle (213) extending from the pressure-bearing surface for abutting against the snap edge of the snap groove (107, 207) of the adjacent top corner insert or the bottom corner insert (209), causing the corner inserts to be stacked vertically to support the corners of the horizontally stacked photovoltaic modules.

The angle guard device according to claim 5, wherein the snap groove (107, 207) has a through hole formed in the side wall and a window is opened on the outermost side wall constituting the through hole. Forming, the upper portion of the interface with the outermost side wall forms the buckle edge (209) for the elastic buckle (213) to abut.

7. The corner protector of claim 5, wherein the top corner insert comprises a second "L" type for wrapping on a lower surface of the outer frame at the top corner of the photovoltaic module a gusset, the second "L"-shaped gusset includes a third gusset area and a fourth gusset area, the third gusset area and the fourth gusset area having the pressure receiving surface (201, 202); the third gusset And opposite sides of the third gusset area respectively extend to form a third side plate and a third protrusion perpendicular to the third gusset area, and opposite sides of the fourth gusset area respectively face the An upper portion of the four-corner plate region extends to form a fourth side plate and a fourth protrusion perpendicular to the fourth gusset region, and the third side plate and the fourth side plate are connected to form a cover The side wall outside the frame, the third protrusion and the fourth protrusion are wrapped on the inner side of the outer frame; the third side plate and the fourth side plate are opposite to the second "L" The opposite ends of the gusset connection are respectively provided with the locking groove (207) in the third side plate and the fourth side plate, and the second "L" type The lower surface of the plate and the third side plate and the catch groove (207) on a fourth side disposed opposite positions downwardly extending resilient snap locking groove formed with the (207) match.

8. The corner protector according to claim 5, wherein the top corner insert and the bottom corner insert each include a bottom having an upper surface and a lower surface, the bottom of the bottom The surface is the pressure receiving surface, and the lower surface of the bottom portion has a grid-shaped reinforcing rib extending downward

(112, 212), the ribs (112, 212) are provided with a horizontal end surface adjacent to another photovoltaic module adjacent to the corner insert.

The angle guard device according to claim 7, wherein each of the third side plate and the fourth side plate has one of the locking grooves (207), and the locking groove (207) Rail grooves (211) are respectively formed on the two sides, and the relative positions of the lower surfaces of the second "L"-shaped gussets and the rail grooves (211) of the third side plates and the fourth side plates are respectively disposed. A rail (214) is formed that extends downwardly to match the rail slot (211).

The angle guard device according to claim 9, wherein the guide rails (214) are wedge-shaped, and opposite sides of the guide rails (214) are respectively disposed at a plurality of intervals and parallel along the guide rails ( 211) a sliding groove (217) in the insertion direction; the inner side of the elastic buckle (213) is provided with a plurality of spaced and parallel grooves (216) along the insertion direction of the elastic buckle (213).

11. A corner guard according to claim 9 or 10, characterized in that: one side of the rail groove (211) and the snap groove (207) and the other side of the rail groove (211) Each has a cavity (219).

12. A corner protector according to claim 9 or 10, wherein the base angle insert and the top corner insert are both made of plastic.