Guide rail assembly for photovoltaic installation

Abstract

The utility model provides a guide rail assembly for photovoltaic installation, which comprises a first end plate, a second end plate parallel to the first end plate is arranged on one side of the first end plate, a guide rail is arranged between the first end plate and the second end plate, and L-shaped plates are arranged at four corners of one surface of the first end plate. Insertion grooves distributed in the length direction of the guide rail are formed in the four side faces of the guide rail, rubber strips are installed on the two long edges of the L-shaped plate, trapezoidal nuts are inserted into the insertion grooves, a round cavity penetrating through the guide rail and concentric with the round hole is formed in the middle of one face of the guide rail, a screw is inserted into the round cavity, and a screw rod is inserted into the screw rod. The utility model has the following beneficial effects: the friction coefficient between the trapezoidal nut and the inner wall of the slot in the guide rail is increased, the probability that the trapezoidal nut for limiting the position of the photovoltaic panel moves is reduced when the guide rail is in a large-angle inclined state, and the installation stability of the photovoltaic panel is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a guide rail assembly of photovoltaic installation belongs to photovoltaic installation field. BACKGROUND

[0002] The guide rail assembly in photovoltaic installation is an important structural component for fixing and supporting photovoltaic panels. It not only ensures that the photovoltaic panels can be stably installed at the predetermined position, but also affects the installation efficiency, safety and maintenance convenience of the entire photovoltaic system. Aluminum alloy guide rails are widely used in photovoltaic systems due to their light weight, corrosion resistance, easy processing and installation. The trapezoidal nut is inserted into the slot on the aluminum alloy guide rail. After the screw that limits the position of the photovoltaic panel cooperates with the trapezoidal nut, it is convenient to limit the relative position of the photovoltaic panel and the aluminum alloy guide rail. When the installation inclination angle of the aluminum alloy guide rail is large, because the trapezoidal nut and the aluminum profile guide rail are metal, the friction coefficient between the trapezoidal nut and the inner wall of the slot is small, and the trapezoidal nut is easy to move in the slot under the action of the gravity of the photovoltaic panel, which affects the stability of the installation of the photovoltaic panel. Therefore, it is necessary to design a guide rail assembly of photovoltaic installation to improve the stability of the installation of the photovoltaic panel. SUMMARY

[0003] In view of the deficiencies in the prior art, the utility model aims to provide a guide rail assembly of photovoltaic installation to solve the problems raised in the background art. The utility model increases the friction coefficient between the trapezoidal nut and the inner wall of the slot in the guide rail, reduces the probability of trapezoidal nut movement that limits the position of the photovoltaic panel when the guide rail is in a large angle inclination state, and improves the stability of the installation of the photovoltaic panel.

[0004] In order to achieve the above-mentioned purpose, the utility model is implemented by the following technical scheme: a guide rail assembly of photovoltaic installation, comprising a first end plate, one side of the first end plate is provided with a second end plate arranged in parallel with the first end plate, a guide rail is arranged between the first end plate and the second end plate, L-shaped plates are installed at four corners of one side of the first end plate, the L-shaped plates are clamped at the corners of the guide rail, slots are arranged on four sides of the guide rail along the length direction of the guide rail, rubber strips are installed on two long edges of the L-shaped plates, the rubber strips are arranged in the slots, trapezoidal nuts are inserted into the slots, the trapezoidal nuts are in contact with the rubber strips, a circular hole is arranged at the middle position of one side of the first end plate and the middle position of one side of the second end plate, a circular cavity is arranged at the middle position of one side of the guide rail and penetrates through the guide rail and is arranged concentrically with the circular hole, a screw rod is inserted into the circular cavity, the two ends of the screw rod respectively penetrate through the two circular holes, and nuts are threadedly connected to the two ends of the screw rod.

[0005] Further, four notches aligned with the slots are arranged on one side of the first end plate and one side of the second end plate, and the cross section of the notch and the cross section of the slot are both isosceles trapezoidal.

[0006] Further, one end of the screw rod is fixedly connected with a threaded head, and a threaded blind hole is formed in the middle of the side of the screw rod away from the threaded head.

[0007] Further, the threaded head and the screw rod are integrally formed, and the length of the threaded head is the same as the depth of the threaded blind hole.

[0008] Further, a plurality of small holes are uniformly formed in one side of the rubber strip along the length direction of the rubber strip, a plurality of convex heads matched with the small holes are uniformly arranged in the area of the L-shaped plate covered by the rubber strip, the convex heads are inserted into the small holes, and the convex heads and the small holes are in interference fit.

[0009] Further, the part of the L-shaped plate where the convex head is arranged is recessed to form a positioning hole, and one end of the convex head is pasted in the positioning hole through glue.

[0010] The utility model discloses the beneficial effects of:

[0011] 1. the first end plate is arranged at one end of the guide rail, four L-shaped plates are clamped at four corners of the guide rail respectively, then the relative position of the structure formed by the first end plate, the second end plate and the L-shaped plate and the guide rail is kept unchanged by the structure formed by the nut and the screw rod, at this time, the rubber strip is in the slot, after the trapezoidal nut is inserted into the slot, the trapezoidal nut and the rubber strip are attached to each other after the trapezoidal nut and the screw that limits the position of the photovoltaic panel are assembled, compared with the friction coefficient between the trapezoidal nut and the inner wall of the slot, the friction coefficient between the trapezoidal nut and the rubber strip increases, the probability of trapezoidal nut that limits the position of the photovoltaic panel moving is reduced when the guide rail is in a large angle inclination state, and the stability of photovoltaic panel installation is improved.

[0012] 2. according to the length of the guide rail, the proper number of screw rods are selected, the threaded head on one screw rod is screwed into the threaded blind hole on another screw rod, the assembly of two adjacent screw rods is completed, and the assembly of a plurality of screw rods is completed in turn, so that the length of the screw rod can be increased or decreased according to the length of the guide rail, the screw rod can be applied to guide rails of different lengths, and different lengths of screw rods do not need to be made. BRIEF DESCRIPTION OF DRAWINGS

[0013] Other features, objects and advantages of the utility model will become more apparent through reading the following detailed description of non-restrictive embodiments with reference to the accompanying drawings:

[0014] Figure 1 It is a structural schematic view of the guide rail assembly of the utility model of one photovoltaic installation;

[0015] Figure 2 It is another perspective view of the guide rail assembly of the utility model of one photovoltaic installation;

[0016] Figure 3 Assemble the first end plate, the second end plate and the guide rail of the rail assembly for photovoltaic installation of the utility model;

[0017] Figure 4 Assemble the first end plate, the second end plate and the guide rail of the rail assembly for photovoltaic installation of the utility model;

[0018] Figure 5 Assemble the first end plate, the second end plate and the guide rail of the rail assembly for photovoltaic installation of the utility model;

[0019] Figure 6 Assemble the first end plate, the second end plate and the guide rail of the rail assembly for photovoltaic installation of the utility model;

[0020] Figure 7 Assemble the first end plate, the second end plate and the guide rail of the rail assembly for photovoltaic installation of the utility model;

[0021] In the drawing: 1-first end plate, 2-L-shaped plate, 3-trapezoidal nut, 4-second end plate, 5-nut, 6-screw, 7-threaded head, 8-threaded blind hole, 9-round hole, 10-notch, 11-circular cavity, 12-slot, 13-guide rail, 14-boss, 15-rubber strip, 16-small hole. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0023] Please refer to Figures 1-7The utility model provides a kind of technical scheme: a kind of photovoltaic installation's guide rail assembly, including first end plate 1, first end plate 1 side is equipped with with first end plate 1 parallel arrangement second end plate 4, first end plate 1 with second end plate 4 between being equipped with guide rail 13, first end plate 1 one side four corner places are equally installed with L type board 2, L type board 2 is connected in the corner of guide rail 13, four side surfaces of guide rail 13 are all set with the slot 12 being arranged along the length direction of guide rail 13, the one side of first end plate 1 and the one side of second end plate 4 are all set with four with the slot 12 alignment gap 10, gap 10 cross section and slot 12 cross section are all isosceles trapezoidal, L type board 2 two long sides are all installed with rubber strip 15, rubber strip 15 is arranged in slot 12, trapezoidal nut 3 is inserted in slot 12, the one side of first end plate 1 middle position and the one side of second end plate 4 middle position are all set with round hole 9, the one side of guide rail 13 middle position is set with the round cavity 11 being arranged concentrically with round hole 9 and being penetrated through guide rail 13, trapezoidal nut 3 is inserted in round cavity 11, the both ends of screw rod 6 are respectively penetrated through two round holes 9, the both ends of screw rod 6 are all screw-connected with nut 5, first end plate 1 is arranged in one end of guide rail 13, and four L type boards 2 are clamped in the four corners of guide rail 13 respectively, then the relative position of the structure formed by first end plate 1, second end plate 4 and L type board 2 with guide rail 13 is kept unchanged using the structure formed by nut 5 and screw rod 6, at this time, rubber strip 15 is in slot 12, after trapezoidal nut 3 is inserted in slot 12, the friction coefficient between trapezoidal nut 3 and rubber strip 15 is increased compared with the friction coefficient between trapezoidal nut 3 and the inner wall of slot 12, the probability of trapezoidal nut 3 that restricts photovoltaic panel position is reduced when guide rail 13 is in the state of large angle inclination, and the stability of photovoltaic panel installation is improved.

[0024] Referring to Figure 1 、 Figure 2 and Figure 7 , one end of screw rod 6 is connected and fixed with threaded head 7, threaded head 7 and screw rod 6 are integrally formed structure, threaded blind hole 8 is set in the one side middle position of screw rod 6 away from threaded head 7, the length of threaded head 7 is same with the depth of threaded blind hole 8, according to the length of guide rail 13, select appropriate number of screw rod 6, so that threaded head 7 on one screw rod 6 is screwed into threaded blind hole 8 on another screw rod 6, the assembly of adjacent two screw rods 6 is completed, in turn, the assembly of multiple screw rods 6 is completed, so as to facilitate the length of screw rod 6 to be increased or decreased according to the length of guide rail 13, so that screw rod 6 is suitable for the needs of guide rail 13 of different lengths, without making screw rods 6 of different lengths.

[0025] Referring to Figure 5 and Figure 6The rubber strip 15 is uniformly provided with a plurality of small holes 16 along the length direction of the rubber strip 15 on one side, and the L-shaped plate 2 is uniformly provided with a plurality of protrusions 14 matched with the small holes 16 in the area covered by the rubber strip 15, so that the protrusions 14 are inserted into the small holes 16, at this time, the protrusions 14 are in interference fit with the small holes 16, the rubber strip 15 is inserted with the L-shaped plate 2, the damaged rubber strip 15 is replaced individually, the part of the L-shaped plate 2 where the protrusions 14 are installed is recessed to form a positioning hole, one end of the protrusion 14 is pasted in the positioning hole through glue, and the stability of the connection between the protrusion 14 and the L-shaped plate 2 is improved.

[0026] Although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A rail assembly for a photovoltaic installation comprising a first end plate (1), characterized in that: The first end plate (1) is provided with a second end plate (4) arranged in parallel with the first end plate (1), a guide rail (13) is arranged between the first end plate (1) and the second end plate (4), an L-shaped plate (2) is arranged at each of the four corners of one side of the first end plate (1), the L-shaped plate (2) is clamped at the corner of the guide rail (13), a slot (12) is arranged along the length direction of the guide rail (13) on each of the four sides of the guide rail (13), a rubber strip (15) is arranged on each of the two long edges of the L-shaped plate (2), the rubber strip (15) is arranged in the slot (12), a trapezoidal nut (3) is arranged in the slot (12), the trapezoidal nut (3) is in contact with the rubber strip (15), a circular hole (9) is arranged at the middle position of one side of the first end plate (1) and the middle position of one side of the second end plate (4), a circular cavity (11) is arranged at the middle position of one side of the guide rail (13) and penetrates the guide rail (13) and is arranged concentrically with the circular hole (9), a screw rod (6) is arranged in the circular cavity (11), the two ends of the screw rod (6) penetrate the two circular holes (9) respectively, and the two ends of the screw rod (6) are threadedly connected with nuts (5).

2. A photovoltaic mounted rail assembly according to claim 1, wherein: The first end plate (1) and the second end plate (4) are provided with four notches (10) aligned with the slot (12) on one side, and the cross section of the notch (10) and the cross section of the slot (12) are isosceles trapezoidal.

3. A photovoltaic mounted rail assembly according to claim 1, wherein: The screw rod (6) is connected with a threaded head (7) at one end, a threaded blind hole (8) is arranged at the middle position of the side of the screw rod (6) away from the threaded head (7), and the threaded head (7) on one screw rod (6) is threadedly connected in the threaded blind hole (8) on the other screw rod (6).

4. A photovoltaic mounted rail assembly according to claim 3, wherein: The threaded head (7) and the screw rod (6) are integrally formed, and the length of the threaded head (7) is the same as the depth of the threaded blind hole (8).

5. A photovoltaic mounted rail assembly according to claim 1, wherein: A plurality of small holes (16) are uniformly arranged on one side of the rubber strip (15) along the length direction of the rubber strip (15), a plurality of convex heads (14) matched with the small holes (16) are uniformly arranged on the area covered by the rubber strip (15) of the L-shaped plate (2), the convex head (14) is arranged in the small hole (16), and the convex head (14) is in interference fit with the small hole (16).

6. A photovoltaic mounted rail assembly according to claim 5, wherein: The part of the L-shaped plate (2) where the convex head (14) is arranged is recessed to form a positioning hole, and one end of the convex head (14) is pasted in the positioning hole by glue.

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