Integrated top-speed assembly BIPV system and photovoltaic panel installation method

Abstract

The invention discloses an integrated top-speed assembly BIPV system which comprises a profiled metal roof and photovoltaic panels arranged on the profiled metal roof, supporting special-shaped strips are arranged on the profiled metal roof at intervals, and the photovoltaic panels are fixed to the supporting special-shaped strips through frame fasteners. A rectangular part for providing a supporting surface and an inverted trapezoidal part for supporting a rectangle are sequentially arranged on a radial interface of the supporting special-shaped strip from top to bottom; the frame fastener comprises a base placed on the supporting surface, a screw rod is vertically arranged on the base, a rotary pressing head, a first pressing block and a second pressing block are sequentially connected to the screw rod in series from top to bottom, and the first pressing block and the second pressing block are used for clamping a photovoltaic panel frame. The invention further provides a photovoltaic panel installation method. The system provided by the invention is simple in structure and convenient to operate, and the installation efficiency of the photovoltaic panel can be effectively improved.

Description

Technical Field

[0001] The present invention relates to the field of BIPV technology, and in particular to an integrated extremely fast assembly BIPV system and a photovoltaic panel installation method. Background Art

[0002] The application potential of building integrated photovoltaic (BIPV) is huge. my country has about 34 billion square meters of existing building area available for the installation of building photovoltaic systems, and 2.5 billion square meters of new building area each year. The photovoltaic installation area is 3.3 billion square meters and 180 million square meters respectively. The installed power of existing buildings and new buildings can reach 480GW and 25GW respectively. Building energy conservation has shifted from energy conservation to building production capacity. Smart or energy-saving buildings are the main form of future cities. The revolution in building energy use is the most important part of the transformation of energy structure. The future goal is all-electric buildings, near-zero energy buildings, production capacity buildings, and low-carbon / zero-carbon buildings. Building integrated photovoltaic (BIPV) power generation is expected to become the main form of building energy supply in solar energy-rich areas.

[0003] Patent document CN119171822A discloses an anti-loosening mechanism for a lightweight BIPV on a metal roof and a construction method thereof, wherein the anti-loosening mechanism for a lightweight BIPV on a metal roof comprises an installation component installed on the roof through an anti-loosening component and a photovoltaic component laid on the installation component; the anti-loosening component comprises a bracket and two fixed structures, the two ends of the fixed structure respectively pass through the roof and the bracket to install the bracket on the roof, the fixed structure comprises a threaded rod, a limiting portion fixed to one end of the threaded rod, a connecting portion connected to the limiting portion, a movable portion rotatably connected to the connecting portion, and an adjusting member installed on the threaded rod, the adjusting member being used to adjust the position of the bracket installed on the threaded rod.

[0004] Patent document CN114351955A discloses an assembled photovoltaic module fastener, including a clamp fastener and two frame fasteners for fixing adjacent photovoltaic panels and detachably connected to the clamp fastener, the frame fastener including a bayonet portion for fixing the photovoltaic panel and a lock core rotatably arranged on the side of the bayonet portion facing away from the bayonet, the clamp fastener including an installation portion, the installation portion being provided with a lock socket for the lock core to extend into and cooperate with for locking. Summary of the invention

[0005] The purpose of the present invention is to provide an integrated extremely fast assembly BIPV system and a photovoltaic panel installation method, which has a simple structure and is easy to operate, and can effectively improve the installation efficiency of photovoltaic panels.

[0006] In order to achieve the first object of the present invention, the following technical scheme is provided: an integrated extremely fast assembly BIPV system, comprising a profiled metal roof and a photovoltaic panel arranged on the profiled metal roof, wherein the profiled metal roof has support profiled strips arranged at intervals, the photovoltaic panel is fixed to the support profiled strips by frame fasteners, and the support profiled strips are sequentially composed of a rectangular portion providing a support surface and an inverted trapezoidal portion for supporting the rectangle from top to bottom on a radial interface; The frame fastener comprises a base placed on a support surface, a screw rod is vertically arranged on the base, and a rotating pressing head serially connected to the screw rod from top to bottom, and a first pressing block and a second pressing block for clamping the photovoltaic panel frame; A first through hole is provided at the center of the rotary pressure head, and a limiting structure for nesting and fixing is provided between the first through hole and the end of the screw; A second through hole is provided at the center of the first pressing block for the screw to pass through; The center of the second pressing block is provided with a screw hole which is threadedly connected with the screw rod. Vertical clamping plates adapted to the rectangular portion and oblique clamping plates adapted to the inverted trapezoidal portion are arranged downwardly on both sides of the second pressing block, and the length of the vertical clamping plates is greater than the height of the rectangular portion.

[0007] The present invention uses a limiting structure between a rotating pressure head and the end of a screw rod to achieve nested fixation, thereby providing a stable downward pressure for the first pressure block; at the same time, the rotating pressure head that has been nested and fixed continues to rotate to cause the screw rod to rotate, thereby driving the second pressure block that cooperates with the screw thread to approach the first pressure block along the axial direction of the screw rod, thereby clamping and fixing the photovoltaic panel; in addition, the clamping claw structure extending from both sides of the second pressure block is adapted to the supporting special-shaped strip to achieve fixation.

[0008] Specifically, the rotary pressure head adopts a hexagonal bolt head, which can withstand strong pressure and is firm and not easy to loosen.

[0009] Specifically, the limiting structure includes a protrusion arranged at the end of the screw rod, and an avoidance opening arranged inside the first through hole for the protrusion to pass through, thereby achieving nested fixation.

[0010] Specifically, one side of the clamping surface of the first pressing block and the second pressing block is provided with a stepped groove, so as to perform rapid positioning during the clamping process.

[0011] Specifically, the contact surface between the stepped groove and the photovoltaic panel frame is provided with anti-slip material to prevent the photovoltaic panel from loosening in a long-term clamping state.

[0012] Specifically, an anti-slip silicone material is provided between the base and the supporting surface to ensure the stability of the photovoltaic panel in a clamped state.

[0013] Specifically, drainage grooves are provided between adjacent supporting special-shaped strips on the corrugated metal roof to solve the problem of water accumulation caused by daily rainfall and ensure the safe use of photovoltaic panels.

[0014] Specifically, the difference between the length of the vertical clamping plate and the height of the rectangular portion is consistent with the difference between the total length of the screw and the thickness of the photovoltaic panel frame.

[0015] In order to achieve the second object of the present invention, the following technical solution is provided: a photovoltaic panel installation method is implemented by the above-mentioned integrated rapid assembly BIPV system, comprising the following steps: Place the photovoltaic panel frame on the stepped groove of the second pressing block, and twist the rotary pressing head so that the rotary pressing head and the screw rod are nested and fixed; The rotating pressing head is then twisted at a uniform speed to lift the second pressing block upward, so that the first pressing block and the second pressing block clamp the photovoltaic panel frame.

[0016] Compared with the prior art, the present invention has the following beneficial effects: Multiple accessories are assembled through a screw to simplify the installation process; a limiting structure is used between the rotating pressure head and the end of the screw to achieve nesting and fixation, thereby providing a stable downward pressure for the first pressure block; at the same time, the nested and fixed rotating pressure head continues to be rotated to make the screw rotate, so as to drive the second pressure block that cooperates with the screw thread to approach the first pressure block along the axial direction of the screw, thereby clamping and fixing the photovoltaic panel; in addition, the clamping claw structure extending from both sides of the second pressure block is adapted to the supporting special-shaped strip, thereby completing the operation process of clamping and fixing the photovoltaic panel with one hand. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the structure of the integrated rapid assembly BIPV system provided in this embodiment; Figure 2 A schematic diagram of a frame fastener provided in this embodiment; Figure 3 A schematic diagram of a base and a screw provided in this embodiment; Figure 4 A schematic diagram of a rotary pressure head provided in this embodiment; Figure 5 A schematic diagram of a first pressing block provided in this embodiment; Figure 6 A schematic diagram of a second pressing block provided in this embodiment; Figure 7 A flow chart of the photovoltaic panel installation method provided in this embodiment; In the figure, 1. corrugated metal roof; 2. supporting special-shaped strips; 3. frame fasteners; 4. rotating pressure head; 5. first pressure block; 6. screw; 7. second pressure block; 8. protrusion; 9. base; 10. first through hole; 11. limiting groove; 12. avoidance; 13. second through hole; 14. anti-slip material; 15. screw hole; 16. vertical clamp; 17. oblique clamp; 18. photovoltaic panel. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the present invention clearer, the technical scheme in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. The components of the embodiments of the present invention generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0019] like Figure 1 As shown, the integrated extremely fast assembly BIPV system provided in this embodiment includes a corrugated metal roof 1 and a photovoltaic panel 18 arranged on the corrugated metal roof 1, the corrugated metal roof 1 has support profiled strips 2 arranged at intervals, the photovoltaic panel 18 is fixed to the support profiled strips 2 by frame fasteners 3, and the support profiled strips 2 are composed of a rectangular part providing a support surface and an inverted trapezoidal part for supporting the rectangle from top to bottom at the radial interface.

[0020] like Figure 2 As shown, the frame fastener 3 includes a base 9 placed on a support surface, a screw rod 6 is vertically arranged on the base 9, and a rotating pressing head 4 is serially connected to the screw rod 6 from top to bottom, and a first pressing block 5 and a second pressing block 7 for clamping the photovoltaic panel frame.

[0021] like Figure 3 , which is a schematic diagram of the base and the screw provided in this embodiment, wherein the screw 6 is vertically arranged on the base 9 , and a protrusion 8 is provided at the end of the screw 6 .

[0022] like Figure 4As shown, a rotary pressing head is provided in the present embodiment, wherein a first through hole 10 is provided at the center of the rotary pressing head 4, and a limiting groove 11 and an avoidance opening 12 are provided on the inner wall of the first through hole 10 along the hole axis direction. During use, the protrusion 8 of the screw 6 is sleeved through the limiting groove 11 of the rotary pressing head 4, and then the protrusion 8 is rotated to pass through the avoidance opening 12 to realize the nested fixation between the screw 6 and the rotary pressing head 4.

[0023] like Figure 5 As shown, it is the first pressing block provided in this embodiment. The center of the first pressing block 5 is also provided with a second through hole 13 for the screw rod 6 to pass through.

[0024] like Figure 6 As shown, the second pressing block provided in this embodiment also has a screw hole 15 threadedly connected to the screw rod 6 at the center of the second pressing block 7, and vertical clamps 16 adapted to the rectangular part and oblique clamps 17 located at the ends of the vertical clamps 16 and adapted to the inverted trapezoidal part are arranged downward on both sides of the second pressing block 7, and the length of the vertical clamps 17 is greater than the height of the rectangular part.

[0025] In this example, the difference between the length of the vertical clamping plate 17 and the height of the rectangular portion is consistent with the difference between the total length of the screw 6 and the thickness of the photovoltaic panel frame to ensure that there is no gap after assembly.

[0026] In addition, a stepped groove is provided on one side of the clamping surface of the first pressing block 5 and the second pressing block 7 , so that a groove matching the frame of the photovoltaic panel is formed during the clamping process, thereby achieving rapid positioning during the clamping process.

[0027] At the same time, the contact surface between the step groove and the photovoltaic panel frame is provided with anti-slip material to prevent the photovoltaic panel 18 from loosening in a long-term clamping state.

[0028] In this embodiment, an anti-slip silicone material is provided between the base 9 and the support surface to ensure the stability of the photovoltaic panel 18 in the clamped state.

[0029] At the same time, drainage grooves are provided between adjacent supporting profiled strips 2 on the corrugated metal roof 1 to solve the problem of water accumulation caused by daily rainfall and ensure the safe use of the photovoltaic panels 18.

[0030] This embodiment also provides a photovoltaic panel installation method, which is implemented by the above-mentioned integrated rapid assembly BIPV system, and includes the following steps: Place the photovoltaic panel frame on the stepped groove of the second pressing block, and twist the rotary pressing head so that the rotary pressing head and the screw rod are nested and fixed; The rotating pressing head is then twisted at a uniform speed to lift the second pressing block upward, so that the first pressing block and the second pressing block clamp the photovoltaic panel frame.

Claims

1. An integrated rapid assembly BIPV system, characterized in that: It comprises a corrugated metal roof and a photovoltaic panel arranged on the corrugated metal roof, wherein the corrugated metal roof has support profiled strips arranged at intervals, the photovoltaic panel is fixed to the support profiled strips by frame fasteners, and the support profiled strips are composed of a rectangular part providing a support surface and an inverted trapezoidal part for supporting the rectangle from top to bottom in a radial interface; The frame fastener comprises a base placed on a support surface, a screw rod is vertically arranged on the base, and a rotating pressing head serially connected to the screw rod from top to bottom, and a first pressing block and a second pressing block for clamping the photovoltaic panel frame; A first through hole is provided at the center of the rotary pressure head, and a limiting structure for nesting and fixing is provided between the first through hole and the end of the screw; A second through hole is provided at the center of the first pressing block for the screw to pass through; The center of the second pressing block is provided with a screw hole which is threadedly connected with the screw rod. Vertical clamping plates adapted to the rectangular portion and oblique clamping plates adapted to the inverted trapezoidal portion are arranged downwardly on both sides of the second pressing block, and the length of the vertical clamping plates is greater than the height of the rectangular portion.

2. The integrated rapid assembly BIPV system according to claim 1, characterized in that: The rotary pressure head adopts a hexagonal bolt head.

3. The integrated rapid assembly BIPV system according to claim 1, characterized in that: The limiting structure comprises a protrusion arranged at the end of the screw rod, and an escape opening arranged inside the first through hole for the protrusion to pass through.

4. The integrated rapid assembly BIPV system according to claim 1, characterized in that: One side of the clamping surface of the first pressing block and the second pressing block is provided with a stepped groove, so that a groove matching the frame of the photovoltaic panel is formed during the clamping process.

5. The integrated rapid assembly BIPV system according to claim 4, characterized in that: The surfaces where the stepped groove contacts the photovoltaic panel frame are provided with anti-slip material.

6. The integrated rapid assembly BIPV system according to claim 1, characterized in that: An anti-slip silicone material is provided between the base and the supporting surface.

7. The integrated rapid assembly BIPV system according to claim 1, characterized in that: The corrugated metal roof is provided with drainage grooves between adjacent supporting special-shaped strips.

8. The integrated rapid assembly BIPV system according to claim 1, characterized in that: The difference between the length of the vertical clamping plate and the height of the rectangular portion is consistent with the difference between the total length of the screw and the thickness of the photovoltaic panel frame.

9. A photovoltaic panel installation method, characterized in that: The method is implemented by the integrated rapid assembly BIPV system as claimed in any one of claims 1 to 8, comprising the following steps: Place the photovoltaic panel frame on the stepped groove of the second pressing block, and twist the rotary pressing head so that the rotary pressing head and the screw rod are nested and fixed; The rotating pressing head is then twisted at a uniform speed to lift the second pressing block upward, so that the first pressing block and the second pressing block clamp the photovoltaic panel frame.

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