Photovoltaic array installation system suitable for special-shaped hyperbolic metal roof

Abstract

The invention discloses a photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof, which comprises a plurality of main keels which are arranged on the metal roof in parallel at intervals and a plurality of secondary keels arranged among the main keels, and a plurality of multidirectional adjusting supports are arranged on the secondary keels at intervals. Cell brackets are fixed on the multidirectional adjusting supports, and the relative height positions and angles of the multidirectional adjusting supports below the cell brackets are adjusted, so that the frames of two adjacent cell brackets in the front-back direction form high-low position tile-type lap joint, and the frames of two adjacent cell brackets in the left-right direction form high-low position tile-type lap joint. According to the invention, the multi-directional adjusting supports below the battery piece brackets are used for adjusting the front and back adjacent battery piece brackets and the left and right adjacent battery piece brackets in a high-low position manner, so that the photovoltaic module can adapt to the shape of a special-shaped hyperbolic metal roof, and the problem that a traditional photovoltaic module can only be paved on a pitched roof with a simple shape is solved; and a brand-new paving system is provided for roof distributed photovoltaic.

Description

Technical Field

[0001] The invention relates to the technical field of building integrated photovoltaic (BIPV), and in particular to a photovoltaic array installation system suitable for special-shaped hyperbolic metal roofs. Background Art

[0002] At present, distributed rooftop photovoltaics are mainly used in simple sloping roofs, such as industrial plants, coal sheds, etc. However, on the roofs of large public buildings, such as stadiums, exhibition centers, railway stations, airports, etc., due to their peculiar and diverse roof shapes, most of which are special-shaped hyperbolic shapes, it is difficult for photovoltaic modules to be laid in a traditional flat manner to completely fit the roof shape. Summary of the invention

[0003] In view of the technical problem that photovoltaic systems in the prior art are mostly used for simple sloped roofs and cannot be well applied to complex and irregular hyperbolic roofs, the present invention provides a photovoltaic array installation system suitable for irregular hyperbolic metal roofs, which changes the original paving method to a paving method of building roof tiles, with photovoltaic modules overlapped layer by layer to fit the shape of the metal roof.

[0004] The present invention adopts the following technical solution:

[0005] A photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof, comprising a plurality of main keels installed on the metal roof and arranged in parallel and at intervals, and a plurality of secondary keels arranged between the main keels, wherein a plurality of multi-directional adjustable supports are arranged at intervals on the secondary keels, and a battery cell bracket is fixed on the multi-directional adjustable supports. The relative height position and angle of each of the multi-directional adjustable supports below the battery cell bracket are adjusted so that the frame of two adjacent battery cell brackets in front and behind form a high and low position tile-like overlap, and the frame of two adjacent battery cell brackets in left and right form a high and low position tile-like overlap.

[0006] Furthermore, the multi-directional adjustable support is a Y-shaped aluminum alloy support, which includes a fixed angle aluminum, a Y-shaped support, a first conversion connector and a second conversion connector, the base of the fixed angle aluminum is fixed in the bolt guide groove II of the secondary keel through a fastening connector; an oblong hole I is provided on the vertical support plate of the Y-shaped support, and the vertical plate of the fixed angle aluminum is fixedly connected to the vertical support plate through a fastening connector that passes through the oblong hole I; one end of the first conversion connector is fixedly connected to the first supporting foot of the Y-shaped support, and the second conversion connector is fixedly connected to the second supporting foot of the Y-shaped support, and the tray support surface I on the other end of the first conversion connector is lower than the tray support surface II on the other end of the second conversion connector, and the tray support surface I on the first conversion connector and the tray support surface II on the second conversion connector form a front-to-back staggered arrangement for supporting two adjacent battery cell brackets.

[0007] Preferably, the second conversion connection member includes an adjustment support plate, a second corrugated slot gasket and a hinge connection member, the adjustment support plate is provided with an oblong hole II and a corrugated slot II, the second corrugated slot gasket is provided with a snap-fitting tooth that forms a snap fit with the corrugated slot II, the second corrugated slot gasket is fixed together with the second corrugated slot gasket and the second supporting foot by a fastening connection member that passes through the oblong hole II, a rotating shaft is provided at one end of the hinge connection member, a rotating shaft hole is provided at the upper end of the adjustment support plate, and the rotating shaft is rotatably arranged in the rotating shaft hole.

[0008] Further preferably, the multi-directional adjustable support also includes a first corrugated groove gasket installed on the vertical support plate of the Y-shaped support, the first corrugated groove gasket is provided with a locking tooth, and a corrugated groove I is provided on the surface of the vertical support plate of the Y-shaped support. After the first corrugated groove gasket is engaged with the corrugated groove I, the first corrugated groove gasket, the vertical support plate and the fixed angle aluminum are fixedly connected by a fastening connector passing through the oblong hole I.

[0009] Further preferably, the battery cell holder is a diamond or rectangular structure, and a support frame connected to two adjacent borders is provided inside the battery cell holder, and four support frames form a rectangular support frame, and the spacing between two pairs of relatively arranged support frames in the rectangular support frame is consistent with the spacing between two secondary purlins, and long fixing holes connected to the multi-directional adjustment support are respectively provided at both ends of the two relatively arranged support frames.

[0010] Furthermore, a plurality of fixed supports are clamped and fixed on the supporting ribs of the metal roof, and the upper portion of the fixed supports is fixedly connected to the bolt guide groove I on the main keel via a fastening connector; the secondary keel and the main keel are fixedly connected via a splicing angle code.

[0011] Preferably, the fixed support includes a clamp and a clamping piece, the lower part of the clamp is clamped and fixed on the supporting rib of the metal roof; the clamping piece includes two L-shaped folding pieces arranged at intervals, the upper supporting plate of the L-shaped folding piece is provided with a long strip hole extending up and down, the lower supporting plate of the L-shaped folding piece is fixed at the upper end of the clamp, the main keel is installed between the two L-shaped folding pieces, and the two L-shaped folding pieces are fixedly connected to the main keel and the clamping piece by a fastening connector that passes through the long strip hole and the bolt guide groove I.

[0012] Furthermore, the battery cell bracket is provided with battery cells, the upper and lower diagonals of the battery cells are fixed to the battery cell bracket by fastening connectors, and the left and right sides of the battery cells are locked to the frame of the battery cell bracket by four barbed buckles.

[0013] The technical solution of the present invention has the following advantages:

[0014] A. The photovoltaic array installation system suitable for special-shaped hyperbolic metal roofs provided by the present invention can adjust the height of the front and rear adjacent and left and right adjacent battery trays through the multi-directional adjustment support under the battery tray, and can adapt to the shape of special-shaped hyperbolic metal roofs in a tile-like arrangement, so that it can be applied to the roofs of public buildings with complex shapes, solving the problem that traditional photovoltaic modules can only be laid on simple sloping roofs, and providing a new paving system for rooftop distributed photovoltaics, which is worthy of wide promotion in the industry.

[0015] B. The multi-directional adjustable support structure provided by the present invention enables the battery cell brackets to be arranged in a diamond shape on the frame formed by the main keel and the secondary keel. The height and angle of the position where the battery cell brackets are combined with the secondary keel can be adjusted to achieve a tile-like overlap between the battery cell brackets. The multi-directional adjustable support structure provided can be adjusted in three directions and can also be adjusted at an angle to adapt to the surface changes of special-shaped hyperbolic metal roofs. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the specific embodiments of the present invention, the drawings required for use in the specific embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 The figure shows a schematic diagram of the main keel installation of a photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof according to the present invention;

[0018] Figure 2 The figure shows an exploded view of the main keel installation of a photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof according to the present invention;

[0019] Figure 3 The figure shows a schematic diagram of secondary keel installation of a photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof according to the present invention;

[0020] Figure 4 The figure shows an exploded view of the secondary keel installation of a photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof according to the present invention;

[0021] Figure 5 The figure shows a schematic diagram of the installation of a multi-directional adjustable support of a photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof according to the present invention;

[0022] Figure 6The figure shows an exploded view of the installation of a multi-directional adjustable support of a photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof according to the present invention;

[0023] Figure 7 The figure shows an exploded view of the installation of a solar cell bracket of a photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof according to the present invention;

[0024] Figure 8 The figure shows a schematic diagram of a photovoltaic array installation system structure suitable for a special-shaped hyperbolic metal roof according to the present invention;

[0025] Fig. 9 Shown is a cross-sectional view of the mounting system structure of the present invention.

[0026] The following are marked in the figure:

[0027] 1-Metal Roofing

[0028] 11-Support ribs

[0029] 2- Main keel

[0030] 3-Secondary keel

[0031] 4-Multi-directional adjustable support

[0032] 41-Fixed angle aluminum

[0033] 411-base, 412-vertical board

[0034] 42-Y-type support

[0035] 421- vertical support plate, 422- first support leg, 423- second support leg

[0036] 43-first conversion connector, 431-supporting surface I

[0037] 44- Second conversion connector

[0038] 441-adjustable support plate, 4411-rotating shaft hole

[0039] 442-Second corrugated slot gasket

[0040] 443- hinge connector, 4431- shaft, 4432- pallet support surface II

[0041] 45-First corrugated slot gasket

[0042] 5-Battery bracket

[0043] 51-frame, 52-support frame

[0044] 6- Fasten the connector

[0045] 7-Fixed support

[0046] 71-clamp, 72-clamp, 721-L-shaped folding piece

[0047] 8-Jointing corner code

[0048] 9-Battery Cell

[0049] 10-Barbed buckle

[0050] a-bolt guide groove II, b-long round hole I, c-long round hole II, d-corrugated card groove IIe-corrugated card groove I, f-long fixing hole, g-bolt guide groove I, h-long strip hole. DETAILED DESCRIPTION

[0051] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0052] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0053] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0054] like Figure 8As shown, the present invention provides a photovoltaic array installation system suitable for special-shaped hyperbolic metal roofs, which includes a plurality of main keels 2 installed on the metal roof 1 and arranged in parallel and at intervals, and a plurality of secondary keels 3 arranged between the main keels 2, a plurality of multi-directional adjustable supports 4 are arranged at intervals on the secondary keels 3, a battery cell bracket 5 is fixed on the multi-directional adjustable supports 4, and a battery cell 9 is fixed on the battery cell bracket 5. The relative height position and angle of each multi-directional adjustable support 4 under the battery cell bracket 5 are adjusted so that the frame of the two adjacent battery cell brackets 5 in front and behind form a high and low position tile-like overlap, and the frame of the two adjacent battery cell brackets 5 in the left and right form a high and low position tile-like overlap. The cell bracket 5 is preferably a rhombus or rectangular structure, and a support frame 52 connected to two adjacent frames 51 is further provided inside the cell bracket 5. The four support frames 52 form a rectangular support frame, and the spacing between two pairs of support frames 52 arranged opposite to each other in the rectangular support frame is consistent with the spacing between the two keels 3, and the two ends of the two support frames 52 arranged opposite to each other are respectively provided with long fixing holes f connected to the multi-directional adjustment support 4, as shown in detail. Figure 7 shown.

[0055] like Figure 1 As shown, the present invention sets an aluminum alloy fixed support 7 on the supporting rib 11 of the metal roof 1, and the aluminum alloy main keel 2 is fixed on the fixed support 7; the main keel 2 and the secondary keel 3 are fixedly connected by splicing angle code 8, as shown in FIG. Figure 3 and Figure 4 As shown, the present invention sets a through-length bolt guide groove I on the main keel 2, which can adjust the fixing position of the secondary keel 3 to adjust the deviation caused by the change of the curvature of the metal roof. The fixed support 7 includes a clamp 71 and a clamping member 72. The lower part of the clamp 71 is clamped and fixed on the support rib 11 of the metal roof 1. The clamp 71 includes two parts, and the two parts of the clamp are clamped on the protruding support rib 11 by the fastening connector 6; the clamping member 72 includes two L-shaped folding members 721 arranged at intervals. The two L-shaped folding members 721 are used to clamp the main keel 2. The upper support plate of the L-shaped folding member 721 is provided with a long strip hole h extending up and down, which is used to adjust the inclination angle of the main keel 2 to adapt to the slope of the metal roof 1. The lower support plate of the L-shaped folding piece 721 is fixed to the upper end of the clamp 71, and can be welded or fixedly connected by bolts, and the main keel 2 is installed between the two L-shaped folding pieces 721. The two L-shaped folding pieces 721 are fixedly connected to the main keel 2 and the L-shaped folding pieces 721 on both sides by fastening connectors 6 that pass through the long holes h and the bolt guide grooves I.

[0056] like Figure 5 and Figure 6As shown, the multi-directional adjustable support 4 used in the present invention is preferably a Y-shaped aluminum alloy support, which includes a fixed angle aluminum 41, a Y-shaped support 42, a first conversion connector 43 and a second conversion connector 44. The base 411 of the fixed angle aluminum 41 is fixed in the bolt guide groove II of the secondary keel 3 through a fastening connector 6, and the position of the fixed angle aluminum 41 can be adjusted through the bolt guide groove II; the vertical support plate 421 of the Y-shaped support 42 is provided with an oblong hole I, and the vertical position of the Y-shaped support 42 is adjusted through the oblong hole I. The vertical plate 412 of the fixed angle aluminum 41 is fixedly connected to the vertical support plate 421 through the fastening connector 6 that passes through the oblong hole I; one end of the first conversion connector 43 is fixedly connected to the first support leg 422 of the Y-shaped support 42, such as connecting the two by bolts, and the second conversion connector 44 is fixedly connected to the second support leg 423 of the Y-shaped support 42, such as connecting the two by bolts. The support plate support surface I431 on the other end of the first conversion connector 43 is lower than the support plate support surface II4432 on the other end of the second conversion connector 44, and the support plate support surface I431 on the first conversion connector 43 and the support plate support surface II4432 on the second conversion connector 44 are arranged in a front-to-back staggered manner to support two adjacent battery cell brackets 5. Figure 7 As shown, the first conversion connector 43 on the two multi-directional adjustable supports 4 above the battery cell bracket is connected to the illustrated battery cell bracket, and its second conversion connector 44 is connected to the adjacent battery cell bracket above it; the two positions below the battery cell bracket are respectively connected to the second conversion connector on the multi-directional adjustable support 4, and its first conversion connector is respectively connected to the corresponding adjacent battery cell bracket below.

[0057] The second conversion connecting member 44 includes an adjusting support plate 441, a second corrugated slot gasket 442 and a hinge connecting member 443. The adjusting support plate 441 is provided with an oblong hole II and a corrugated slot II. The second corrugated slot gasket 442 is provided with a clamping tooth that forms a clamping fit with the corrugated slot II. The second corrugated slot gasket 442 is fixed together with the second corrugated slot gasket 442 and the second supporting foot 423 by a fastening connecting member 6 that passes through the oblong hole II. A rotating shaft 4431 is provided at one end of the hinge connecting member 443. A rotating shaft hole 4411 is provided at the upper end of the adjusting support plate 441. The rotating shaft 4431 is rotatably arranged in the rotating shaft hole 4411. The first conversion connector 43 and the second conversion connector 44 are used to fix the battery cell bracket. The adjustment support plate 441 is provided with an oblong hole II and a corrugated card slot II. The oblong hole II is used to adjust the fixed height. The corrugated card slot II cooperates with the second corrugated card slot gasket 442 to limit the position. The rotating shaft 4431 at one end of the hinge connector 443 is set in the rotating shaft hole 4411 at the upper end of the adjustment support plate 441. The hinge connector 443 can rotate around its rotating shaft 4431. The position adjustment in three directions on the multi-directional adjustment support 4 and the angle adjustment in one direction can realize the fitting of the special-shaped hyperbolic paving.

[0058] As a further preferred embodiment of the present invention, the multi-directional adjustable support 4 also includes a first corrugated groove gasket 45 installed on the vertical support plate 421 of the Y-shaped support 42, and the first corrugated groove gasket 45 is provided with a locking tooth, and a corrugated groove I is provided on the surface of the vertical support plate 421 of the Y-shaped support 42. After the first corrugated groove gasket 45 is engaged with the corrugated groove I, the first corrugated groove gasket 45, the vertical support plate 421 and the fixed angle aluminum 41 are fixedly connected by a fastening connector 6 passing through the oblong hole I, so as to vertically limit the Y-shaped support 42.

[0059] like Figure 7 As shown, four long fixing holes f are provided on the inner frame of the aluminum alloy cell bracket 5 to adjust the fixing position with the Y-shaped aluminum alloy support. The lower two long fixing holes f are fixed to the Y-shaped aluminum alloy support through the second conversion connector 44, and the second conversion connector 44 can be rotated to adjust the slope of the cell bracket 5 to match the slope of the metal roof 1; the upper two long fixing holes f are fixed to the Y-shaped aluminum alloy support through the first conversion connector 43, and so on. Figure 8 and Fig. 9 The shingle-like arrangement shown is a method of overlapping layers to form a photovoltaic array installation system suitable for special-shaped hyperbolic metal roofs.

[0060] In order to more conveniently fix the battery cell 9 on the battery cell bracket 5, Figure 7 The battery cell 9 is fixed at the upper and lower diagonals by fastening connectors 6, and the left and right sides are locked on the frame of the battery cell bracket 5 by four barbed buckles 10.

[0061] The present invention arranges the cell brackets in a tile-like manner to adapt to the shape of special-shaped hyperbolic metal roofs, so that they can be applied to the roofs of public buildings with complex shapes. This solves the problem that traditional photovoltaic modules can only be installed on simple sloping roofs, and provides a new installation system for rooftop distributed photovoltaics, which deserves wide promotion in the industry.

[0062] Anything not described in the present invention is applicable to the prior art.

[0063] Obviously, the above embodiments are merely examples for the purpose of clear explanation, and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. However, the obvious changes or modifications derived therefrom are still within the scope of protection of the present invention.

Claims

1. A photovoltaic array installation system suitable for a special-shaped hyperbolic metal roof, comprising a plurality of main keels (2) installed on the metal roof (1) and arranged in parallel and at intervals, and a plurality of secondary keels (3) arranged between the main keels (2), characterized in that: A plurality of multi-directional adjustment supports (4) are arranged at intervals on the secondary keel (3), and a battery cell bracket (5) is fixed on the multi-directional adjustment support (4). The relative height position and angle of each multi-directional adjustment support (4) below the battery cell bracket (5) are adjusted so that the frames of the two adjacent battery cell brackets (5) in the front and rear are overlapped in a high-low tile-like manner, and the frames of the two adjacent battery cell brackets (5) in the left and right are overlapped in a high-low tile-like manner.

2. The photovoltaic array installation system suitable for special-shaped hyperbolic metal roof according to claim 1, characterized in that: The multi-directional adjustment support (4) is a Y-shaped aluminum alloy support, which comprises a fixed angle aluminum (41), a Y-shaped support (42), a first conversion connection piece (43) and a second conversion connection piece (44); the base (411) of the fixed angle aluminum (41) is fixed in the bolt guide groove II (a) of the secondary keel (3) through a fastening connection piece (6); an oblong hole I (b) is provided on the vertical support plate (421) of the Y-shaped support (42); the vertical plate (412) of the fixed angle aluminum (41) is fixedly connected to the vertical support plate (421) through a fastening connection piece (6) penetrating the oblong hole I (b); the first conversion connection piece (43) is fixedly connected to the vertical support plate (421) through a fastening connection piece (6) penetrating the oblong hole I (b); One end is fixedly connected to the first supporting leg (422) of the Y-shaped support (42), and the second conversion connector (44) is fixedly connected to the second supporting leg (423) of the Y-shaped support (42). The support plate support surface I (431) located on the other end of the first conversion connector (43) is lower than the support plate support surface II (4432) on the other end of the second conversion connector (44), and the support plate support surface I (431) on the first conversion connector (43) and the support plate support surface II (4432) on the second conversion connector (44) form a front-to-back staggered arrangement for supporting two adjacent battery cell brackets (5).

3. The photovoltaic array installation system suitable for special-shaped hyperbolic metal roof according to claim 2, characterized in that: The second conversion connecting member (44) comprises an adjusting support plate (441), a second corrugated slot gasket (442) and a hinge connecting member (443); the adjusting support plate (441) is provided with an oblong hole II (c) and a corrugated slot II (d); the second corrugated slot gasket (442) is provided with a latching tooth for forming a snap fit with the corrugated slot II (d); the second corrugated slot gasket (442) is fixed together with the second corrugated slot gasket (442) and the second supporting foot (423) by a fastening connecting member (6) passing through the oblong hole II (c); a rotating shaft (4431) is provided at one end of the hinge connecting member (443); a rotating shaft hole (4411) is provided at the upper end of the adjusting support plate (441); the rotating shaft (4431) is rotatably arranged in the rotating shaft hole (4411).

4. The photovoltaic array installation system suitable for special-shaped hyperbolic metal roof according to claim 2 or 3, characterized in that: The multi-directional adjustment support (4) also includes a first corrugated slot gasket (45) mounted on the vertical support plate (421) of the Y-shaped support (42), wherein the first corrugated slot gasket (45) is provided with a latching tooth, and a corrugated slot I(e) is provided on the surface of the vertical support plate (421) of the Y-shaped support (42), and after the first corrugated slot gasket (45) is engaged with the corrugated slot I(e), the first corrugated slot gasket (45), the vertical support plate (421) and the fixed angle aluminum (41) are fixedly connected by a fastening connector (6) passing through the oblong hole I(b).

5. The photovoltaic array installation system suitable for special-shaped hyperbolic metal roof according to claim 1, characterized in that: The cell bracket (5) is a diamond or rectangular structure. A support frame (52) connected to two adjacent frame frames (51) is provided inside the cell bracket (5). Four support frames (52) form a rectangular support frame. The spacing between a pair of oppositely arranged support frames (52) in the rectangular support frame is consistent with the spacing between the two secondary keels (3). Long fixing holes (f) connected to the multi-directional adjustment support (4) are provided at both ends of the two oppositely arranged support frames (52).

6. The photovoltaic array installation system suitable for special-shaped hyperbolic metal roof according to any one of claims 1 to 5, characterized in that: A plurality of fixed supports (7) are clamped and fixed on the supporting ribs (11) of the metal roof (1), and the upper part of the fixed supports (7) is fixedly connected to the bolt guide groove I (g) on ​​the main keel (2) through a fastening connector (6); the secondary keel (3) and the main keel (2) are fixedly connected through a splicing angle code (8).

7. The photovoltaic array installation system suitable for special-shaped hyperbolic metal roof according to claim 6, characterized in that: The fixed support (7) comprises a clamp (71) and a clamping member (72), the lower part of the clamp (71) being clamped and fixed on the supporting rib (11) of the metal roof (1); the clamping member (72) comprises two L-shaped folding members (721) arranged at intervals, the upper supporting plate of the L-shaped folding member (721) being provided with an elongated hole (h) extending up and down, the lower supporting plate of the L-shaped folding member (721) being fixed to the upper end of the clamp (71), the main keel (2) being installed between the two L-shaped folding members (721), and the two L-shaped folding members (721) being fixedly connected to the main keel (2) and the clamping member (72) by a fastening connecting member (6) penetrating the elongated hole (h) and the bolt guide groove I (g).

8. The photovoltaic array installation system suitable for special-shaped hyperbolic metal roof according to claim 1, characterized in that: The battery cell bracket (5) is provided with a battery cell (9), the upper and lower diagonals of the battery cell (9) are fixed to the battery cell bracket (5) via fastening connectors (6), and the left and right sides of the battery cell (9) are locked to the frame of the battery cell bracket (5) via four barbed buckles (10).

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