CN214959368U

CN214959368U - Solar photovoltaic support

Info

Publication number: CN214959368U
Application number: CN202121554485.0U
Authority: CN
Inventors: 刘学生
Original assignee: Tianjin Ruili Rongda Steel Structure Co ltd
Current assignee: Tianjin Ruili Rongda Steel Structure Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-11-30
Anticipated expiration: 2031-07-08

Abstract

The utility model provides a solar photovoltaic support, including base, waterproof frame, well layer board, limit layer board, well briquetting and limit briquetting, base upside rigid coupling has a plurality of slopes to decurrent waterproof frame, waterproof putting up be provided with the drainage tank that the opening upwards just the lower extreme link up, waterproof frame upside rigid coupling has a plurality of cross-over connections well layer boards on drainage tank, every the equal rigid coupling in department has well briquetting, every in the middle of the well layer board upside the equal all joint in both sides top of waterproof frame has a plurality of limit layer boards, every the equal rigid coupling of limit layer board upside has the limit briquetting. The utility model discloses beneficial effect: arranging a drainage channel on the waterproof frame, arranging a middle supporting plate and a side supporting plate, fixing a middle pressing block on each middle supporting plate, fixing a side pressing block on each side supporting plate, and selecting middle supporting plate installation and side supporting plate installation according to the size of the solar cell panel; the support has strong installation flexibility while realizing waterproof diversion, and is suitable for installation of different solar panels.

Description

Solar photovoltaic support

Technical Field

The utility model belongs to the technical field of the solar cell panel installation, especially, relate to a solar photovoltaic support.

Background

With the rapid development of renewable energy sources, solar panels are more and more widely applied. When in use, the solar cell panel is often mounted on a photovoltaic bracket. Because solar cell panel uses in the open air, like positions such as roof, ground, especially on the roof long-term use solar cell panel, because of solar cell panel's sheltering from, the position that is located solar cell panel below can not directly receive illumination or wind-blowing, when rainwater weather, if the rainwater falls on the roof of solar cell panel below, then be difficult to the drying, can cause the influence to the roof, consequently design the support that has the drainage function with photovoltaic support. A combined mounting component of a photovoltaic power generation assembly is disclosed in the patent with the application number of 2018213771557, which is as follows: connect by below area drainage groove support piece and both ends and constitute in the briquetting mounting on taking drainage groove support piece, area drainage groove support piece adopts by the cell body, support and found the wall, connect the cell body and support the connection mesa of founding the wall, support and found the area drainage groove support piece that the holding surface that the wall turns up constitutes, and the tank bottom of cell body also is minimum and holding surface in the coplanar, three supporting area has been formed like this, both ends are equipped with the platform about the briquetting mounting, be used for connecting on the area drainage groove support piece's of below connection mesa, the position placed in the middle is equipped with the platform and sets up the well briquetting or the limit briquetting that the connecting hole is used for connecting buckle photovoltaic power generation subassembly. And receiving rainwater falling from the surface of the solar cell panel through the drainage groove and draining. However, the structure only uses the pressing block fixing piece to match with the middle pressing block or the edge pressing block to fix the solar cell panel, so that the installation and the use of the solar cell panels with different sizes are limited.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses aim at overcoming the weak point of the above-mentioned problem in the prior art, provide a solar photovoltaic support.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a solar photovoltaic support, includes base, waterproof frame, well layer board, limit layer board, well briquetting and limit briquetting, base upside rigid coupling has a plurality of slopes to waterproof frame down, waterproof frame is last to be provided with the drainage tank that the opening upwards just the lower extreme link up, waterproof frame upside rigid coupling has a plurality of bridge joints well layer boards on the drainage tank, every equal rigid coupling in department in the middle of the well layer board upside has well briquetting, every equal joint in both sides top of waterproof frame has a plurality of limit layer boards, every equal rigid coupling in limit layer board upside has the limit briquetting.

Furthermore, be equipped with in the middle of the well layer board and connect the platform, it is equipped with the recess to sink in the both sides of connecting the platform, two the outside of recess all is equipped with the type of falling L hangers, and every the hangers all articulates on the lateral wall that corresponds on waterproof rack to be in the same place through rivet riveting fixed, connect and seted up first connecting hole in the middle of the platform, be equipped with the second connecting hole on the well briquetting, just first connecting hole and second connecting hole are in the same place through first bolt fixed connection.

Further, the upper surface of the connecting table is flush with the upper surface of the hanging lug.

Furthermore, the middle of the upper surface and the lower surface of the connecting table are respectively provided with a first reinforcing block, and the first connecting hole penetrates through the two first reinforcing blocks.

Furthermore, the middle of the middle pressing block is a U-shaped block, the top ends of two sides of the U-shaped block are respectively provided with a first pressing piece in an extending mode, the bottom of each first pressing piece is provided with a plurality of anti-skidding protrusions, and the second connecting hole is located in the middle of the bottom of the U-shaped groove on the U-shaped block.

Further, the edge supporting plate comprises a supporting block horizontally arranged, a first clamping block and a second clamping block are arranged at the bottom of the supporting block, the top end of the side wall of the waterproof frame is clamped between the first clamping block and the second clamping block, a second reinforcing block is arranged between the outer side of the second clamping block and the bottom of the supporting block, a third connecting hole penetrating through the reinforcing block is formed in the supporting block corresponding to the second reinforcing block, a fourth connecting hole is formed in the edge pressing block, and the third connecting hole and the fourth connecting hole are fixedly connected together through a second bolt.

Furthermore, the limit briquetting includes L type connecting portion, be equipped with the fourth connecting hole on the horizontal segment of connecting portion, the vertical end of connecting portion is located the horizontal segment inboard and the top level is inwards equipped with the second casting die, second casting die bottom also is equipped with a plurality of non-slip raised.

Furthermore, the bottom of the outer end of the horizontal section of the connecting part is vertically provided with a limiting block, and the outer end part of the supporting block abuts against the inner wall of the limiting block.

Furthermore, the bottom of the outer wall of each of two sides of the waterproof frame is horizontally and outwards provided with a connecting edge, and the connecting edges are fixedly connected with the base through U-shaped snap rings or through third bolts.

Furthermore, the base includes two crossbeams, two longerons and a plurality of stand, two longeron fixed connection is between two crossbeams, two the crossbeam bottom is equipped with a plurality of stands, the front side the stand highly uniform of crossbeam bottom, the rear side the stand highly uniform of crossbeam bottom, and the front side the stand height of crossbeam bottom is less than the rear side the stand of crossbeam bottom.

Further, the waterproof frame is of an M-shaped structure, a W-shaped structure or a U-shaped structure.

Furthermore, every adjacent two but waterproof frame upside still overlap joint has one or more connecting plates, the connecting plate upper end is equipped with the cross-section forward and is the board that colludes of type of falling L structure, and the lower extreme is equipped with the edge that colludes of flat structure forward, collude in the draw-in groove of solar cell panel rear frame bottom border department of upside in two adjacent solar cell panels the board that colludes, collude along the upper portion border department of the frame of downside solar cell panel rear frame, just the both ends of connecting plate are located the water drainage tank top that corresponds.

Compared with the prior art, the utility model discloses following advantage has:

the solar photovoltaic bracket of the utility model is provided with a drainage channel on a waterproof frame, a middle supporting plate and a side supporting plate, wherein each middle supporting plate is fixed with a middle pressing block, each side supporting plate is fixed with a side pressing block, and the middle supporting plate installation and the side supporting plate installation are selected according to the size of the solar cell plate; the support has strong installation flexibility while realizing waterproof diversion, and is suitable for installation of different solar panels.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a solar photovoltaic support according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a solar photovoltaic bracket according to an embodiment of the present invention, which is provided with a solar cell panel;

fig. 3 is a schematic structural view of a waterproof frame according to an embodiment of the present invention;

FIG. 4 is a schematic view of a connection structure of the middle support plate and the middle pressing block according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a middle support plate according to an embodiment of the present invention;

fig. 6 is a schematic diagram of a middle pressure block structure according to an embodiment of the present invention;

FIG. 7 is a schematic view of a connection structure of a side supporting plate and a side pressing block according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a side supporting plate according to an embodiment of the present invention;

FIG. 9 is a schematic view of a structure of a side pressing block according to an embodiment of the present invention;

fig. 10 is a schematic structural view of a connection plate according to an embodiment of the present invention;

fig. 11 is a cross-sectional view of a connection structure between a connection plate and two solar panels according to an embodiment of the present invention.

Description of reference numerals:

1. a waterproof frame; 11. a water discharge tank; 12. a connecting edge; 2. a middle supporting plate; 21. a connecting table; 22. A first reinforcing block; 23. a first connection hole; 24. a groove; 25. hanging a lug; 3. pressing the blocks; 31. a U-shaped block; 32. a first pressing member; 33. a second connection hole; 34. a first bolt; 4. A side supporting plate; 41. a support block; 42. a first clamping block; 43. a second fixture block; 44. a second reinforcing block; 45. a third connection hole; 5. pressing the block at the edge; 51. a connecting portion; 52. a second pressing member; 53. A fourth connection hole; 54. a limiting block; 55. a second bolt; 6. a solar panel; 7. a connecting plate; 71. hooking the plate; 72. hooking edges; 8. a cross beam; 81. a first pressing block; 82. a second pressing block; 83. a U-shaped snap ring; 84. a third bolt; 9. and (4) a column.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

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

As shown in fig. 1 to 11, the solar photovoltaic support comprises a base, a waterproof frame 1, a middle supporting plate 2, side supporting plates 4, middle pressing blocks 3 and side pressing blocks 5, wherein the upper side of the base is fixedly connected with the waterproof frame 1 inclining downwards, the waterproof frame 1 is provided with a drainage groove 11 with an upward opening and a through lower end, the upper side of the waterproof frame 1 is fixedly connected with the middle supporting plates 2 bridged on the drainage groove 11, the middle part of the upper side of each middle supporting plate 2 can be fixedly connected with the middle pressing blocks 3, the top ends of two sides of each waterproof frame 1 can be fixedly connected with the side supporting plates 4, and the upper side of each side supporting plate 4 can be fixedly connected with the side pressing blocks 5. In the embodiment, the number of the middle supporting plates 2 and the number of the side supporting plates 4 are selected according to the size of the solar cell panel 6, generally, according to the size and the installation position of the solar cell panel 6, the middle supporting plates 2 or the side supporting plates 4 can be selected to fix the left side and the right side of the solar cell panel 6, when one side of one solar cell panel 6 needs to be fixed by the middle supporting plates 2, two to three middle supporting plates 2 are needed to be fixed, one middle pressing block 3 is arranged on each middle supporting plate 2 during fixing, and one side edge of the solar cell panel 6 is fixed by the middle supporting plates 2 and the middle pressing blocks 3; if the edge supporting plate 4 is required to be fixed, the side wall of the solar cell panel 6 corresponding to the edge supporting plate 4 needs two to four edge supporting plates 4 to realize fixation, an edge pressing block 5 is arranged on each edge supporting plate 4 during fixation, and the edge of the solar cell panel 6 is fixed through the edge supporting plate 4 and the edge pressing block 5. Of course, according to the size and the installation position of the solar cell panel 6, one side can be fixed by using the middle support plate 2 and the middle pressing block 3, and the other side can be fixed by using the side support plate 4 and the side pressing block 5; when a plurality of solar cell panels 6 are distributed in the same row, the solar cell panels 6 in the middle are fixed through the middle supporting plate 2 and the middle pressing block 3, the solar cell panels 6 on two sides can be lengthened by the size, and the edge supporting plate 4 and the edge pressing block 5 are used for fixing.

Be equipped with in the middle of well layer board 2 and connect platform 21, it is equipped with recess 24, two to connect sunken being equipped with in platform 21 both sides the outside of recess 24 all is equipped with the type of falling L hangers 25, and every hangers 25 all articulates on waterproof frame 1 goes up the lateral wall that corresponds to through rivet riveting fixed together, connect and seted up first connecting hole 23 in the middle of the platform 21, be equipped with second connecting hole 33 on the well briquetting 3, just first connecting hole 23 and second connecting hole 33 are in the same place through first bolt 34 fixed connection. In this embodiment, the connecting platform 21, the groove 24 and the hanging lug 25 are integrally formed.

The upper surface of the connecting platform 21 is flush with the upper surface of the hanging lug 25.

The middle of the upper surface and the lower surface of the connecting table 21 are respectively provided with a first reinforcing block 22, and the first connecting hole 23 penetrates through the two first reinforcing blocks 22.

The middle of the middle pressing block 3 is a u-shaped block 31, the top ends of the two sides of the u-shaped block 31 are respectively provided with a first pressing piece 32 extending outwards, the bottom of the first pressing piece 32 is provided with a plurality of anti-slip protrusions, and the second connecting hole 33 is located in the middle of the bottom of the u-shaped groove on the u-shaped block 31. In this embodiment, one side edge of the solar cell panel 6 is overlapped on the upper surface of the connecting table 21 on one side of the first reinforcing block 22, then the intermediate pressing block 3 is fixed to the first reinforcing block 22 by the first bolt 34, and the upper surface of one side edge of the solar cell panel 6 is pressed by the first pressing member 32. In this embodiment, u-shaped block 31 and first pressing member 32 are integrally formed.

The edge supporting plate 4 comprises a supporting block 41 horizontally arranged, a first clamping block 42 and a second clamping block 43 are arranged at the bottom of the supporting block 41, the top end of the side wall of the waterproof frame 1 is clamped between the first clamping block 42 and the second clamping block 43, a second reinforcing block 44 is arranged between the outer side of the second clamping block 43 and the bottom of the supporting block 41, a third connecting hole penetrating through the reinforcing block is formed in the supporting block 41 corresponding to the second reinforcing block 44, a fourth connecting hole 53 is formed in the edge pressing block 5, and the third connecting hole and the fourth connecting hole 53 are fixedly connected together through a second bolt 55. In this embodiment, the holder 41, the first latch 42, the second latch 43, and the second reinforcing block 44 are integrally formed.

The side pressing block 5 comprises an L-shaped connecting part 51, a fourth connecting hole 53 is formed in the horizontal section of the connecting part 51, the vertical end of the connecting part 51 is located on the inner side of the horizontal section, a second pressing part 52 is horizontally arranged in the top of the connecting part 51, and a plurality of anti-skidding protrusions are also arranged at the bottom of the second pressing part 52. In this embodiment, one side edge of the solar cell panel 6 is overlapped on the upper surface of the support block 41 to ensure that the third connection hole is exposed, and then the side pressing block 5 is fixed on the support block 41 by the second bolt 55, and the upper surface of one side edge of the solar cell panel 6 is pressed by the second pressing member 52.

The bottom of the outer end of the horizontal section of the connecting part 51 is vertically provided with a limiting block 54, the outer end of the support block 41 abuts against the inner wall of the limiting block 54, when the second bolt 55 is loose, the side pressing block 5 can be effectively prevented from being loose or swinging, and the side pressing block 5 is limited and fixed by abutting against each other between the limiting block 54 and the support block 41. In this embodiment, the connecting portion 51, the second pressing member 52, and the stopper 54 are integrally formed.

The bottom of the outer walls of the two sides of the waterproof frame 1 is horizontally and outwards provided with a connecting edge 12, and the connecting edge 12 and the base are fixedly connected through a U-shaped snap ring 83 or a third bolt 84. In this embodiment, for the structure of the U-shaped clamp ring 83, specifically, a first press block 81 is disposed at the contact position of the upper surface of the connecting edge 12 and the base, a second press block 82 is disposed at the bottom of the base, two sets of fixing holes are symmetrically disposed on the first press block 81 and the second press block 82, the U-shaped clamp ring 83 passes through the two sets of fixing holes and is fixed at the bottom of the second press block 82 through nuts, the first press block 81 and the second press block 82 are fixed at the upper side of the connecting edge 12 and the lower side of the base, and the waterproof frame 1 is fixed at the upper side of the base; for the structure that the third bolt 84 is fixedly connected, specifically, a plurality of bolt holes are formed in the connecting edge 12 and the base, and the third bolt 84 is connected in the bolt holes, so that the waterproof frame 1 is fixed on the upper side of the base.

The base includes two crossbeams 8, two longerons and a plurality of stand 9, two longeron fixed connection is between two crossbeams 8, two crossbeam 8 bottom is equipped with a plurality of stands 9, the front side the stand 9 highly uniform of crossbeam 8 bottom, the rear side the stand 9 highly uniform of crossbeam 8 bottom, and the front side the stand 9 of crossbeam 8 bottom highly is less than the rear side the stand 9 of crossbeam 8 bottom, two the upper surface parallel arrangement of crossbeam 8, and all the slope is installed on the stand 9 that corresponds ensures that waterproof rack 1 can slope and install downwards on crossbeam 8, and then realizes solar cell panel 6's slope installation.

The waterproof frame 1 is of an M-shaped structure, a W-shaped structure or a U-shaped structure.

Every adjacent two but 1 upside of waterproof frame also overlap joint has one or more connecting plate 7, connecting plate 7 upper end is equipped with forward the cross-section for the board 71 that colludes of type of falling L structure, and the lower extreme is equipped with the edge 72 that colludes of flat structure forward, collude in the draw-in groove of the frame bottom border department of the solar cell panel 6 back side of upside in board 71 colludes and connects in adjacent two solar cell panel 6, collude the upper portion border department of the frame of downside solar cell panel 6 back side along 72 hookups, just the both ends of connecting plate 7 are located corresponding water drainage tank 11 tops. In this embodiment, when two solar cell panel 6 that about need install adjacent distribution on two waterproof framves 1, set up connecting plate 7 in two upper and lower solar cell panel 6 bottoms, make and collude board 71 and connect in the solar cell panel 6 rear side bottom draw-in groove of upside, collude along 72 and articulate the border department on the solar cell panel 6 rear side upper portion of downside, guarantee promptly that the clearance below between two upper and lower adjacent solar cell panel 6 that distributes corresponds connecting plate 7, water falls into on connecting plate 7 along the clearance, flow to the water drainage tank 11 of the waterproof frame 1 at both ends in, to two waterproof frame 1 at both ends, the rainwater can fall in the waterproof frame 1 outside, because the upside does not have solar cell panel 6 to shelter from, can directly receive illumination and air-blowing, can not lead to the phenomenon emergence of being difficult to drying because of sheltering from the problem.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a solar photovoltaic support which characterized in that: the waterproof rack comprises a base, a waterproof rack (1), a middle supporting plate (2), side supporting plates (4), middle pressing blocks (3) and side pressing blocks (5), wherein the upper side of the base is fixedly connected with the waterproof rack (1) inclined downwards, the waterproof rack (1) is provided with a water drainage groove (11) with an upward opening and a through lower end, the upper side of the waterproof rack (1) is fixedly connected with the middle supporting plates (2) bridged on the water drainage groove (11), each middle supporting plate (2) is fixedly connected with the middle pressing blocks (3) at the middle of the upper side of the middle supporting plate, each top end of two sides of the waterproof rack (1) is fixedly connected with the side supporting plates (4), and each upper side of the side supporting plates (4) is fixedly connected with the side pressing blocks (5).

2. The solar photovoltaic support of claim 1, wherein: be equipped with in the middle of well layer board (2) and connect platform (21), it is equipped with recess (24), two to connect sunken being equipped with in platform (21) both sides the outside of recess (24) all is equipped with type of falling L hangers (25), and every hangers (25) all articulate on waterproof frame (1) the lateral wall that corresponds to through rivet riveting fixed together, first connecting hole (23) have been seted up in the middle of connecting platform (21), be equipped with second connecting hole (33) on well briquetting (3), just first connecting hole (23) and second connecting hole (33) are in the same place through first bolt (34) fixed connection.

3. The solar photovoltaic support according to claim 2, wherein: connect the upper surface parallel and level of platform (21) upper surface and hangers (25), just connect the middle department of platform (21) upper and lower surface and be equipped with first boss (22) respectively, first connecting hole (23) run through two first boss (22).

4. The solar photovoltaic support according to claim 2, wherein: the middle pressing block (3) is provided with a U-shaped block (31) in the middle, the top ends of two sides of the U-shaped block (31) are respectively provided with a first pressing piece (32) in an extending mode, the bottom of each first pressing piece (32) is provided with a plurality of anti-skidding protrusions, and the second connecting hole (33) is located in the middle of the bottom of a U-shaped groove in the U-shaped block (31).

5. The solar photovoltaic support of claim 1, wherein: the edge supporting plate (4) comprises a supporting block (41) which is horizontally arranged, a first clamping block (42) and a second clamping block (43) are arranged at the bottom of the supporting block (41), the top end of the side wall of the waterproof frame (1) is clamped between the first clamping block (42) and the second clamping block (43), a second reinforcing block (44) is arranged between the outer side of the second clamping block (43) and the bottom of the supporting block (41), a third connecting hole which penetrates through the reinforcing block is formed in the position, corresponding to the second reinforcing block (44), of the upper surface of the supporting block (41), a fourth connecting hole (53) is formed in the edge pressing block (5), and the third connecting hole and the fourth connecting hole (53) are fixedly connected together through a second bolt (55).

6. The solar photovoltaic support according to claim 5, wherein: the side pressing block (5) comprises an L-shaped connecting part (51), a fourth connecting hole (53) is formed in the horizontal section of the connecting part (51), the vertical end of the connecting part (51) is located on the inner side of the horizontal section, a second pressing part (52) is horizontally arranged in the top of the horizontal section, and a plurality of anti-skidding protrusions are also arranged at the bottom of the second pressing part (52).

7. The solar photovoltaic support according to claim 6, wherein: the bottom of the outer end of the horizontal section of the connecting part (51) is vertically provided with a limiting block (54), and the outer end part of the supporting block (41) abuts against the inner wall of the limiting block (54).

8. The solar photovoltaic support of claim 1, wherein: the waterproof frame is characterized in that the bottoms of the outer walls of two sides of the waterproof frame (1) are horizontally and outwards provided with connecting edges (12), and the connecting edges (12) and the base are fixedly connected through U-shaped clamping rings (83) or through third bolts (84).

9. The solar photovoltaic support of claim 1, wherein: the base includes two crossbeam (8), two longerons and a plurality of stand (9), two longeron fixed connection is between two crossbeam (8), two crossbeam (8) bottom is equipped with a plurality of stands (9), the front side stand (9) highly uniform of crossbeam (8) bottom, the rear side stand (9) highly uniform of crossbeam (8) bottom, and the front side stand (9) highly be less than the rear side stand (9) of crossbeam (8) bottom.

10. The solar photovoltaic support of claim 1, wherein: every adjacent two but waterproof frame (1) upside overlap joint has one or more connecting plate (7), connecting plate (7) upper end is equipped with forward that the cross-section is for colluding board (71) of falling L type structure, and the lower extreme is equipped with colluding of flat plate structure along (72), collude board (71) collude connect in the draw-in groove of solar cell panel (6) rear frame bottom border department of upside in adjacent two solar cell panel (6), collude along (72) and articulate the upper portion border department at downside solar cell panel (6) rear frame, just the both ends of connecting plate (7) are located corresponding water drainage tank (11) top.