Photovoltaic support mounting system and method based on logistics storage roof structure

Abstract

The invention discloses a photovoltaic support installation system and method based on a logistics storage roof structure, and the system comprises a cross rod, a plurality of vertical rods, and a plurality of columns of photovoltaic assemblies, the cross rod is installed on an inclined plane of a roof, the cross rod is located at the lower end of the inclined plane, the cross rod extends in the length direction of the roof, the vertical rods are installed on the inclined plane, and the photovoltaic assemblies are installed on the vertical rods. The plurality of vertical rods are arranged along the length direction of the cross rod, each column of photovoltaic modules is installed on two adjacent vertical rods, each photovoltaic module comprises a support, the supports are installed from the upper ends of the vertical rods, the supports can slide along the vertical rods, the lowermost support abuts against the cross rod, and two adjacent supports in each column can be connected with each other in an inserted mode. The transverse rods and the vertical rods are installed and arranged on the slope of the roof in advance, the vertical rods provide installation rails for the photovoltaic modules, the support slides towards the transverse rods through the gravity of the slope to be installed, all the photovoltaic modules are locked and fixed through the bolts after being pushed in, and installation is rapid and convenient.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of photovoltaic installation, more particularly, to a photovoltaic support installation system and method based on a logistics warehouse roof structure. BACKGROUND

[0002] In the prior art, the warehouse of logistics storage occupies a large area, and the area of the roof can be utilized to install photovoltaic panels. Since the area of the roof is large, the existing photovoltaic supports are installed separately, and workers need to measure the distance and position one by one. Each photovoltaic panel needs to be positioned and installed one by one, and the installation process is very time-consuming. Therefore, a technical solution is needed to solve the above problems. SUMMARY

[0003] The present application aims to overcome the shortcomings of the prior art, and to provide a photovoltaic support installation system and method based on a logistics warehouse roof structure.

[0004] In order to achieve the above-mentioned purpose, the present application adopts the following technical solutions:

[0005] The present application discloses a photovoltaic support installation system and method based on a logistics warehouse roof structure, comprising a horizontal rod, a plurality of vertical rods, and a plurality of rows of photovoltaic assemblies. The horizontal rod is installed on the slope of the roof, the horizontal rod is located at the lower end of the slope, and the horizontal rod extends along the length direction of the roof. The vertical rods are installed on the slope, and a plurality of vertical rods are arranged along the length direction of the horizontal rod. Each row of photovoltaic assemblies is installed on two adjacent vertical rods. The photovoltaic assembly comprises a support, which is installed from the upper end of the vertical rod. The support can slide along the vertical rod, and the lowermost support abuts against the horizontal rod. The two adjacent supports in each row can be inserted into each other.

[0006] Further, the support comprises two first connecting frames and two second connecting frames, which can slide along the vertical rod. The first connecting frame is located on the side of the support close to the horizontal rod, and the first connecting frame and the second connecting frame of the two adjacent supports are inserted.

[0007] Further, the first connecting frame comprises a first guide frame, and the second connecting frame comprises a second guide frame. The first guide frame and the second guide frame can slide along the vertical rod. The second guide frame extends towards the direction of the first guide frame of the adjacent support. The first guide frame is provided with a slot, and the second guide frame is provided with an insertion block corresponding to the slot.

[0008] Further, the insertion block is located on the side of the second guide frame facing the first guide frame, the tip of the insertion block faces the insertion slot, the opening direction of the insertion slot faces the insertion block, the two sides of the opening of the insertion slot are provided with stop blocks, the two sides of the insertion block are provided with elastically deformable clamping plates, the clamping plates can deform to pass the stop blocks, and the clamping plates abut against the limiting stop surfaces on the inner sides of the stop blocks in the insertion slot.

[0009] Further, the photovoltaic assembly comprises a photovoltaic panel, the photovoltaic panel comprises a frame, the frame comprises a first side edge strip and a second side edge strip, the first side edge strip and the second side edge strip are oppositely arranged, and the first side edge strips and the second side edge strips of two adjacent photovoltaic assemblies in each column are stacked in layers.

[0010] Further, two adjacent columns of the photovoltaic assemblies form a group, the frame comprises a third side edge strip and a fourth side edge strip, the third side edge strip and the fourth side edge strip are oppositely arranged, and the third side edge strips and the fourth side edge strips of two photovoltaic assemblies in the same row in the group are stacked in layers.

[0011] Further, the vertical rod comprises a guide table and two wing plates, the two wing plates are located on the two sides of the guide table, the wing plates are fixedly installed on the inclined surface, and the support can be slidingly installed along the guide table.

[0012] Further, the two sides of the guide table are provided with convex strips, the convex strips form the limiting of the support in the up-down direction of the vertical rod, the side surface of the convex strip is provided with a groove, and the width of the groove gradually increases from the opening to the inside.

[0013] Further, the vertical rod comprises a guide table and two wing plates, the two wing plates are located on the two sides of the guide table, the wing plates are fixedly installed on the inclined surface, and the support can be slidingly installed along the guide table.

[0014] The application further discloses a photovoltaic support installation method, which uses the photovoltaic support installation system and comprises the following steps.

[0015] S1, placing the horizontal rod on the inclined surface of the roof close to the lower edge, and fixing the horizontal rod by using a pull rivet nut;

[0016] S2, arranging the vertical rods along the length direction of the horizontal rod, inserting the lower end of the vertical rod into the corresponding hole position in the horizontal rod, fixing by means of a bolt, and then fixing the vertical rod and the inclined surface of the roof;

[0017] S3, align the two first connecting frames of the support of the first photovoltaic module with the upper ends of the two vertical rods, then align the two second connecting frames with the vertical rods, so that the photovoltaic module is pushed along the vertical rods and abuts against the horizontal rod, and then the remaining photovoltaic modules are successively pushed along the vertical rods, the two supports are inserted and connected through the gravity sliding effect or artificial pushing force of the inclined surface between the two adjacent supports, and the plug and the slot of the two supports are correspondingly inserted and connected;

[0018] S4, when all the photovoltaic modules in the column are installed and connected, the end strip is installed at the upper end of the vertical rod and abuts against the uppermost support, and the end strip is fixed to the vertical rod through bolts;

[0019] S5, the reinforcing strip is arranged on the side surface of the two adjacent supports, and the reinforcing strip is fixed on the support through bolts, and the bolts can be threadedly connected and fixed with the groove on the side surface of the vertical rod.

[0020] The beneficial effects of the present application are:

[0021] The present application has the beneficial effects that: BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a schematic view of the embodiment.

[0023] Figure 2 It is a schematic view of the embodiment. Figure 1 It is an enlarged view of A in the figure.

[0024] Figure 3 It is a top view of the embodiment.

[0025] Figure 4 It is a sectional view of the vertical rod in the embodiment.

[0026] Figure 5 It is a schematic view of the photovoltaic module in the embodiment.

[0027] Figure 6 It is a bottom view of the photovoltaic module in the embodiment.

[0028] Figure 7 It is an enlarged view of B in the figure. Figure 6

[0029] Figure 8 It is an enlarged view of C in the figure. Figure 6

[0030] Figure 9 ​​A schematic diagram of the plug-in of the block and the slot in the embodiment.

[0031] Figure 10 A schematic diagram of the mutual connection of the photovoltaic panels in the embodiment.

[0032] Fig. 1 is a horizontal rod; Fig. 2 is a vertical rod; Fig. 21 is a wing plate; Fig. 22 is a guide table; Fig. 221 is a convex strip; Fig. 2211 is a groove; Fig. 3 is a photovoltaic assembly; Fig. 31 is a photovoltaic panel; Fig. 311 is an outer frame; Fig. 3111 is a first side strip; Fig. 3112 is a second side strip; Fig. 3113 is a third side strip; Fig. 3114 is a fourth side strip; Fig. 32 is a support; Fig. 321 is a first connecting frame; Fig. 3211 is a slot; Fig. 3212 is a stop block; Fig. 3213 is a limiting stop surface; Fig. 322 is a second connecting frame; Fig. 3231 is a first guide frame; Fig. 3232 is a second guide frame; Fig. 324 is a plug-in block; Fig. 3241 is a clamping plate; Fig. 3242 is a round hole; Fig. 4 is an end strip; Fig. 5 is a reinforcing strip; Fig. 101 is a roof; Fig. 102 is an inclined surface. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments will be described clearly and completely below with reference to the drawings in the embodiments. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0034] As shown in the drawings, Figures 1-10 the embodiment discloses a photovoltaic support mounting system based on a logistics storage roof structure, which comprises a horizontal rod 1, a plurality of vertical rods 2, a plurality of rows of photovoltaic assemblies 3, and a plurality of end strips 4, as shown in the drawings. Figure 1 The roof 101 comprises two downwardly inclined inclined surfaces 102, the inclined surfaces 102 are installation surfaces for installing the photovoltaic assemblies 3, the horizontal rod 1 is installed on the inclined surfaces 102 of the roof 101, the horizontal rod 1 is located at a lower end of the inclined surfaces 102, the horizontal rod 1 is a square tube, the horizontal rod 1 is fixed on the roof through a pull rivet nut, the horizontal rod 1 extends along the length direction of the roof 101, the vertical rods 2 are installed on the inclined surfaces 102, the plurality of vertical rods 2 are arranged along the length direction of the horizontal rod 1, the horizontal rod 1 is provided with openings capable of plugging the vertical rods 2, the lower ends of the vertical rods 2 can be inserted into the corresponding openings, the openings of the horizontal rod 1 are pre-processed to limit the spacing between the vertical rods 2, and meanwhile, the vertical connection between the vertical rods 2 and the horizontal rod 1 can be ensured, the vertical rods 2 and the horizontal rod 1 after being penetrated are fixed through bolt connection or welding, and the connection between the vertical rods 2 and the horizontal rod 1 can be ensured to be more firm.

[0035] As shown in the drawings, Figure 1 , Figure 3 , Figure 4As shown, after the vertical rod 2 is connected with the horizontal rod 1, the vertical rod 2 is connected with the roof 101, the vertical rod 2 comprises a guide table 22 and two wing plates 21, the two wing plates 21 are located on both sides of the guide table 22, the wing plate 21 is fixedly installed on the inclined surface 102, and the wing plate 21 is provided with a hole in advance and is fixedly connected through a pull rivet nut.

[0036] Each column of photovoltaic components 3 is installed on two adjacent vertical rods 2, the photovoltaic component 3 comprises a support 32, the support 32 is installed from the upper end of the vertical rod 2, the support 32 can slide along the vertical rod 2, the support 32 comprises two first connecting frames 321 and two second connecting frames 322, the first connecting frame 321 and the second connecting frame 322 can slide along the vertical rod 2, the first connecting frame 321 is located on one side of the support 32 close to the horizontal rod 1, the first connecting frame 321 and the second connecting frame 322 of adjacent two supports 32 are inserted, when a column of photovoltaic components 3 is installed, the photovoltaic components 3 are installed from the upper end of the vertical rod 1 one by one, due to the influence of the inclined surface 102, the installed photovoltaic components 3 can slowly slide along the vertical rod 1, and can be installed one by one, and only need to push the photovoltaic components 3 to complete the installation, without positioning, the installation is fast and convenient.

[0037] The lowermost support 32 abuts against the horizontal rod 1, and the lowermost support 32 is limited by the horizontal rod 1, the support 32 can slide and install along the guide table 22, adjacent two supports 32 in each column can be inserted with each other, the first connecting frame 321 comprises a first guide frame 3231, the second connecting frame 322 comprises a second guide frame 3232, the first guide frame 3231 and the second guide frame 3232 can slide along the vertical rod 2, the second guide frame 3232 extends towards the direction of the first guide frame 3231 of the adjacent support 32, the second guide frame 3232 extends out of the projection range of the photovoltaic plate 31, extends into the lower portion of the adjacent photovoltaic component 3 and is connected with the first guide frame 3231, can support and buffer the sliding and insertion connection of the photovoltaic component 3, ensures that the two photovoltaic plates 31 will not collide when the supports 32 are connected, the first guide frame 3231 is provided with a slot 3211, the second guide frame 3232 is provided with a plug 324 corresponding to the slot 3211, the supports 32 inserted with each other can make the connection between the photovoltaic components 3 more integrated, and the structural stability is better.

[0038] As Figures 6-8As shown, the plug 324 is in the shape of an arrow, the plug 324 is located on the side of the second guide frame 3232 facing the first guide frame 3231, the tip of the plug 324 faces the slot 3211, the slot 3211 is a corresponding arrow-shaped notch, the opening direction of the slot 3211 faces the plug 324, and the two sides of the opening of the slot 3211 are provided with a stop block 3212. The two sides of the plug 324 are provided with a clamping plate 3241 capable of elastic deformation. The clamping plate 3241 can deform to pass the stop block 3212, and the clamping plate 3241 abuts against the limiting stop surface 3213 on the inner side of the stop block 3212 in the slot 3211. When the photovoltaic module 3 above is installed downward, the clamping plate 3241 below will deform against the stop block 3212, thereby narrowing and entering the slot 3211. After the elastic restoration of the clamping plate 3241, the lower end of the clamping plate 3241 abuts against the limiting stop surface 3213 of the stop block 3212. The plug 324 and the slot 3211 are inserted and connected. The insertion and connection between the plug 324 and the slot 3211 can provide a buffering effect for the photovoltaic module 3 sliding along the vertical rod 2, and the insertion and connection between the plug 324 and the slot 3211 can be achieved by the gravity of the photovoltaic module 3 sliding or the pushing force of the installer.

[0039] The inner end of the clamping plate 3241 is provided with a circular hole 3242, which can provide space for the elastic deformation of the clamping plate 3241 and prevent the clamping plate 3241 from breaking when deformed.

[0040] The guide table 22 is provided with a convex strip 221 on both sides, which forms a limit for the bracket 32 in the up-down direction of the vertical rod 2. The convex strip 221 limits the vertical direction of the first guide frame 3231 and the second guide frame 3232, and forms a sliding guide between the bracket 32 and the vertical rod 2. The side surface of the convex strip 221 is provided with a groove 2211, the width of the groove 2211 gradually increases from the opening inward. The side wall of the first guide frame 3231 and the second guide frame 3232 is provided with a screw hole, which can install a bolt to fix the bracket 32 and the vertical rod 2. The threads of the bolt will generate a thread connection tension with the downward edge of the groove 2211 during the process of screwing into the groove 2211, so as to fix the bracket 32 and the guide table 22, and further prevent the bracket 32 from loosening. The bolt only needs to be fixed on the outside of each group of photovoltaic modules 3, and the strength is sufficient and the installation of the bolt is relatively convenient.

[0041] The embodiment also comprises the reinforcing strip 5, the end strip 4 is fixedly installed on the vertical rod 2, the end strip 4 can connect two vertical rods 2, the end strip 4 is installed at the uppermost end of each column of photovoltaic modules 3, the upper end surface of the end strip 4 is threadedly connected with a bolt, the bolt can lock the end strip and the vertical rod 2 to fix the end strip 4, the end strip 4 limits the upper end of each column of photovoltaic modules 3, the reinforcing strip 5 can connect two adjacent supports 32, the reinforcing strip 5 is installed on the side of the first guide frame 3231 and the second guide frame 3232, and the reinforcing strip 5 can strengthen the connection of the two supports 32 when the first guide frame 3231 and the second guide frame 3232 are fixed by the bolts, the reinforcing strip 5 can connect the uppermost support 32 and the end strip 4, and the reinforcing strip 5 can also strengthen the connection stability of the end strip 4 and the uppermost photovoltaic module 3.

[0042] As shown in Figure 5 , Figure 10 The photovoltaic module 3 comprises the photovoltaic panel 31, the photovoltaic panel 31 comprises the outer frame 311, the outer frame 311 comprises the first side edge strip 3111 and the second side edge strip 3112, the first side edge strip 3111 is opposite to the second side edge strip 3112, the first side edge strip 3111 and the second side edge strip 3112 of two adjacent photovoltaic modules 3 in each column are stacked in layers, the first side edge strip 3111 and the second side edge strip 3112 limit the multiple photovoltaic panels 31 in each column to have a connection relationship, thereby strengthening the wind resistance of the photovoltaic module 3, and the photovoltaic modules 3 are more closely connected.

[0043] The two columns of photovoltaic modules 3 form a group, the outer frame 311 comprises the third side edge strip 3113 and the fourth side edge strip 3114, the third side edge strip 3113 is opposite to the fourth side edge strip 3114, the third side edge strip 3113 and the fourth side edge strip 3114 of two photovoltaic modules 3 in the same row of the group are stacked in layers, and the photovoltaic modules 3 of the two columns are limited by the mutual layering of the first side edge strip 3111, the second side edge strip 3112, the third side edge strip 3113 and the fourth side edge strip 3114, so that the photovoltaic modules 3 of the group are more integrated, the structure is more stable, and the wind resistance is stronger.

[0044] The embodiment also discloses a photovoltaic support installation method, which uses the photovoltaic support installation system, and comprises the following steps:

[0045] S1, placing the horizontal rod 1 on the inclined surface 102 of the roof 101 close to the lower edge, and fixing the horizontal rod 1 by using a pull rivet nut;

[0046] S2, arranging the vertical rod 2 along the length direction of the horizontal rod 1, inserting the lower end of the vertical rod 2 into the corresponding hole position in the horizontal rod 1, and fixing by a bolt, and then fixing the vertical rod 2 and the inclined surface 102 of the roof 101;

[0047] S3, align the two first connecting frames 321 of the support 32 of the first photovoltaic module 3 with the upper ends of the two vertical rods 2, then align the two second connecting frames 322 with the vertical rods 2, and then push the photovoltaic module 3 along the vertical rods 2 and against the horizontal rod 1, and then successively push the remaining photovoltaic modules 3 along the vertical rods 2, and then slide the two supports 32 along the inclined surface 102 under the action of gravity or manual pushing force, and then insert the block 324 of the two supports 32 into the slot 3211.

[0048] S4, when all the photovoltaic modules 3 in a column are installed and connected, install the end strip 4 from the upper end of the vertical rod 2 and against the uppermost support 32, and then fix the end strip 4 to the vertical rod 2 by means of bolts.

[0049] S5, place the reinforcing strip 5 on the side surface of the two adjacent supports 32, and then fix the reinforcing strip 5 to the support 32 by means of bolts, and the bolts are simultaneously screwed into the groove 2211 on the side surface of the vertical rod 2.

[0050] The present application installs the horizontal rod 1 and the vertical rod 2 on the inclined surface 102 of the roof 101 in advance, the vertical rod 2 provides an installation track for the photovoltaic module 3, the support slides to the horizontal rod 101 under the action of gravity of the inclined surface 102, and then all the photovoltaic modules 3 are pushed in and fixed by means of bolts, so that the installation is quick and convenient, and there is no need to position and install one by one.

[0051] The above only describes the preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-described embodiments, and any technical solution falling within the concept of the present application falls within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and refinements without departing from the principle of the present application should also be considered as falling within the protection scope of the present application.

Claims

1. A photovoltaic racking mounting system based on logistics warehouse roof structure, characterized in that, The utility model provides a kind of photovoltaic module installation structure, including crossbar (1), multiple vertical poles (2) and multiple columns of photovoltaic components (3), the crossbar (1) is installed on the slope (102) of roof (101), the crossbar (1) is located in the lower end of the slope (102), the crossbar (1) extends along the length direction of the roof (101), the vertical pole (2) is installed on the slope (102), multiple vertical poles (2) are arranged along the length direction of the crossbar (1), every column of photovoltaic components (3) is installed on two adjacent vertical poles (2), and the photovoltaic component (3) includes support (32), the support (32) is installed from the upper end of the vertical pole (2), the support (32) can slide along the vertical pole (2), and the lowermost support (32) abuts against the crossbar (1), and every column of two adjacent supports (32) can be inserted into each other.

2. The photovoltaic mounting system based on the roof structure of logistics warehouse according to claim 1, characterized in that, The support (32) includes two first connecting frames (321) and two second connecting frames (322), the first connecting frame (321) and the second connecting frame (322) can slide along the vertical pole (2), the first connecting frame (321) is located on the side of the support (32) close to the crossbar (1), and the first connecting frame (321) and the second connecting frame (322) of adjacent two supports (32) are inserted.

3. The photovoltaic mounting system based on the roof structure of logistics warehouse according to claim 2, characterized in that, The first connecting frame (321) includes first guide frame (3231), and the second connecting frame (322) includes second guide frame (3232), the first guide frame (3231) and the second guide frame (3232) can slide along the vertical pole (2), the second guide frame (3232) extends towards the first guide frame (3231) of adjacent support (32), the first guide frame (3231) is provided with slot (3211), and the second guide frame (3232) is provided with corresponding plug (324) with the slot (3211).

4. The photovoltaic mounting system based on the roof structure of logistics warehouse according to claim 3, characterized in that, The plug (324) is located on the side of second guide frame (3232) towards the first guide frame (3231), the tip of the plug (324) faces the slot (3211), the opening direction of the slot (3211) faces the plug (324), the slot (3211) is provided with stop block (3212) on both sides of opening, the both sides of the plug (324) are provided with elastically deformable clamping plate (3241), the clamping plate (3241) can deform to pass through the stop block (3212), and the clamping plate (3241) is limited to the limit stop surface (3213) inside the stop block (3212) in the slot (3211).

5. The photovoltaic mounting system for a rooftop structure of a logistics warehouse according to claim 1, wherein, The photovoltaic assembly (3) comprises a photovoltaic panel (31), the photovoltaic panel (31) comprises an outer frame (311), the outer frame (311) comprises a first side edge strip (3111) and a second side edge strip (3112), the first side edge strip (3111) and the second side edge strip (3112) are oppositely arranged, and the first side edge strip (3111) and the second side edge strip (3112) of two photovoltaic assemblies (3) in each column are stacked up and down.

6. The photovoltaic mounting system based on the roof structure of logistics warehouse according to claim 5, characterized in that, Two adjacent columns of the photovoltaic assembly (3) form a group, the outer frame (311) comprises a third side edge strip (3113) and a fourth side edge strip (3114), the third side edge strip (3113) and the fourth side edge strip (3114) are oppositely arranged, and the third side edge strip (3113) and the fourth side edge strip (3114) of two photovoltaic assemblies (3) in the same row of the group are stacked up and down.

7. The photovoltaic mounting system based on the roof structure of logistics warehouse according to claim 1, characterized in that, The vertical rod (2) comprises a guide table (22) and two wing plates (21), the two wing plates (21) are located on both sides of the guide table (22), the wing plate (21) is fixedly installed on the inclined surface (102), and the support (32) can be slidably installed along the guide table (22).

8. The photovoltaic mounting system based on the roof structure of logistics warehouse according to claim 7, characterized in that, The guide table (22) is provided with a convex strip (221) on both sides, the convex strip (221) forms a limit of the support (32) in the up-down direction of the vertical rod (2), and the side surface of the convex strip (221) is provided with a groove (2211), and the width of the groove (2211) gradually increases from the opening to the inside.

9. The photovoltaic mounting system for a rooftop structure of a logistics warehouse according to claim 1, wherein, It comprises an end strip (4) and a reinforcing strip (5), the end strip (4) is fixedly installed on the vertical rod (2), the end strip (4) is installed at the uppermost end of each column of the photovoltaic assembly (3), and the reinforcing strip (5) can connect two adjacent supports (32).

10. A photovoltaic racking installation method using the photovoltaic racking installation system according to any one of claims 1 to 9, characterized by, It comprises the following steps: S1, placing the horizontal rod (1) on the inclined surface (102) of the roof (101) close to the lower edge, and fixing the horizontal rod (1) by using a pull rivet nut; S2, arranging the vertical rod (2) along the length direction of the horizontal rod (1), inserting the lower end of the vertical rod (2) into the corresponding hole position in the horizontal rod (1), and fixing by a bolt, then fixing the vertical rod (2) and the inclined surface (102) of the roof (101); S3, aligning the two first connecting frames (321) of the support (32) of the first photovoltaic assembly (3) with the upper ends of the two vertical rods (2), then aligning the two second connecting frames (322) with the vertical rods (2), moving the photovoltaic assembly (3) along the vertical rod (2) and pushing it into and against the horizontal rod (1), and subsequently pushing the remaining photovoltaic assemblies (3) along the vertical rod (2), under the action of the gravity of the inclined surface (102) or the artificial pushing force, the plug (324) and the slot (3211) of the two supports (32) are correspondingly inserted. S4, when all the photovoltaic components (3) are installed and connected, the end strip (4) is installed from the upper end of the vertical rod (2), and is fixed to the vertical rod (2) by a bolt against the uppermost support (32); S5, a reinforcing strip (5) is placed on the side of the adjacent two supports (32), and the reinforcing strip (5) is fixed on the support (32) by a bolt, and the bolt can be threadedly connected and fixed with the groove (2211) on the side of the vertical rod (2).

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