CN219107371U - Subassembly connecting device suitable for flexible photovoltaic support - Google Patents

Abstract

The utility model discloses an assembly connecting device suitable for a flexible photovoltaic bracket, which comprises a connecting piece, wherein connecting lugs are arranged on the left side and the right side of the connecting piece, frame frames of adjacent photovoltaic assemblies are respectively fixed on the two connecting lugs through bolts, grooves are formed in the tops of the connecting pieces, the connecting piece is provided with a pressing plate, the middle part of the pressing plate is downwards concavely provided with a positioning part matched with the grooves, the positioning part extends into the grooves, the side edges of the pressing plate extend out of the connecting piece to form flanges, a connecting hole is formed in the bottom of the groove of the connecting piece, a through hole coincident with the connecting hole is formed in the pressing plate, the connecting piece and the pressing plate are fastened together through a fastener penetrating through the connecting hole and the through hole at the same time, and a cable clamp used for being fixed on a main cable of the photovoltaic assembly is further arranged at the bottom of the fastener. The connecting mode adopting the double fastening scheme has the advantages of simple structure, safety, reliability, low cost and improved connecting rigidity.

Description

Subassembly connecting device suitable for flexible photovoltaic support

Technical Field

The utility model relates to the technical field of photovoltaic panel connecting devices, in particular to a component connecting device suitable for a flexible photovoltaic bracket.

Background

Under the state big strategy, the development trend of the composite projects such as photovoltaic, agriculture, fishery and the like is more obvious, which not only means that the application scenes of the photovoltaic power station are more diversified, but also puts forward higher requirements on the construction standard of the photovoltaic power station, in particular to the efficient composite utilization of the land.

The flexible support has large span and flexible arrangement mode, can realize high-efficiency utilization of land, reduce the utilization rate of land space, and has better applicability under certain complicated topography and landform conditions.

But the common flexible photovoltaic support photovoltaic module is connected between the frame lower surface usually for the connecting piece, does not retrain above the frame, and this kind of connected form is under the great circumstances of external load, and the rigidity is insufficient in the connection between the subassembly probably appears, and the weak part local buckling of connecting piece appears the problem of relative displacement to adjacent subassembly to make the hidden fracture of photovoltaic module, and then influence generating efficiency.

Disclosure of Invention

The utility model aims to solve the existing technical problems, and particularly creatively provides a component connecting device suitable for a flexible photovoltaic bracket, which adopts a connecting mode of a double fastening scheme, has the advantages of simple structure, safety, reliability, low manufacturing cost and connection rigidity improvement.

In order to achieve the above object, the utility model provides a module connecting device suitable for a flexible photovoltaic bracket, which is used for connecting adjacent photovoltaic modules, and comprises a connecting piece, wherein connecting lugs are arranged on the left side and the right side of the connecting piece, frame frames of the adjacent photovoltaic modules are respectively fixed on the two connecting lugs through bolts, grooves are arranged at the top of the connecting piece, the connecting piece is provided with a pressing plate, a positioning part matched with the grooves is arranged in the middle of the pressing plate in a downward concave manner, the positioning part extends into the grooves, the side edges of the pressing plate extend out of the connecting piece to form flanges, the frame frames of the photovoltaic modules are clamped in the grooves through the flanges and the connecting lugs, connecting holes are formed in the bottoms of the grooves of the connecting piece, through holes coincident with the connecting holes are formed in the pressing plate, the connecting piece and the pressing plate are fastened together through fasteners which simultaneously penetrate through the connecting holes and the through holes, and cable clamps used for being fixed on a main cable of the photovoltaic modules are arranged at the bottom ends of the fasteners.

In the scheme, the method comprises the following steps: the bottom of the flange is convexly provided with anti-slip teeth, so that the friction force between the flange and the frame can be improved, and the relative sliding is avoided.

In the scheme, the method comprises the following steps: the width of the flange is smaller than that of the upper surface of the side frame. Avoiding blocking the illumination of the photovoltaic module.

In the scheme, the method comprises the following steps: the connecting piece comprises a bottom plate, the groove is formed by surrounding four vertical plates, and the left end and the right end of the bottom plate extend out of the vertical plates to form connecting lugs. The connecting piece can be made of steel, aluminum, copper or composite materials, so that the manufacturing cost and the weight are reduced.

In the scheme, the method comprises the following steps: the distance between the two vertical plates at the left side and the right side is just the installation distance required by the photovoltaic module. When the photovoltaic module is fixed, the frame can be propped against the vertical plate, so that the installation efficiency is improved.

In the scheme, the method comprises the following steps: the fastener is a U-shaped bolt or a semicircular anchor ear with a bent bottom end, the top of the screw rod sequentially penetrates through a connecting hole formed in the bottom of the connecting piece and a through hole formed in the pressing plate, and the bent part or the semicircular anchor ear on the U-shaped bolt is used as a rope clamp to clamp the main rope to the bottom of the bottom plate of the connecting piece, and the main rope is fixed through a nut positioned above the pressing plate. Simple structure and portability.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows: the dual fastening scheme of bolted connection and pressing plate compression is adopted, the connection mode of 'locking down and pressing up' is realized, the structure is safe and reliable, the connection rigidity between components is greatly improved, the problem of relative displacement of adjacent components is solved, hidden cracks of the photovoltaic components are reduced, and the power generation efficiency of the photovoltaic components is improved.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic illustration of the connection between the present utility model and a main cable.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

As shown in fig. 1-2, a module connecting device suitable for a flexible photovoltaic bracket is used for connecting adjacent photovoltaic modules 6, and comprises a connecting piece 2. The connecting piece 2 comprises a bottom plate 2a, four vertical plates 2b are arranged on the bottom plate 2a, grooves 2c are formed by surrounding the four vertical plates 2b, the left end and the right end of the bottom plate 2a extend out of the vertical plates 2b to form connecting lugs, and side frames 5 of adjacent photovoltaic modules 6 are respectively fixed on the two connecting lugs through bolts 4. The connecting piece 2 is formed by adopting a plate body structure, so that the weight can be reduced as much as possible. While the spacing between the two risers 2b on the left and right sides is exactly the required mounting spacing for the photovoltaic module 6. When the photovoltaic module 6 is fixed, the frame 5 can be abutted against the vertical plate 2b, so that the installation efficiency is improved.

The connecting piece 2 is provided with a pressing plate 1, the middle part of the pressing plate 1 is provided with a positioning part matched with the groove 2c in a downward concave mode, and the positioning part extends into the groove 2 c. The side edge of the pressing plate 1 extends out of the connecting piece 2 to form a flange 1a, and the frame 5 of the photovoltaic module 6 is clamped in the flange 1a and the connecting lugs. In order to secure the clamping effect, it is preferable that the depth of the groove 2c is smaller than the height of the rim frame 5. In order to ensure the power generation efficiency, the width of the flange 1a is preferably smaller than the width of the upper surface of the frame 5, so that the photovoltaic module 6 is prevented from being blocked from illumination. The bottom of the flange 1a is convexly provided with serrated anti-slip teeth, so that the friction force between the flange 1a and the frame 5 can be improved, and the sliding is avoided.

The connecting hole is formed in the bottom of the groove 2c of the connecting piece 2, a through hole which coincides with the connecting hole is formed in the pressing plate 1, the connecting piece 2 and the pressing plate 1 are fastened together through a fastener 8 which passes through the connecting hole and the through hole at the same time, and a cable clamp 3 which is used for being fixed on a main cable 7 of the photovoltaic module 6 is further arranged at the bottom end of the fastener 8.

Specifically, the fastener 8 may be a bolt, and the bolt is equipped with two nuts, and the two nuts are respectively located on the upper side of the pressing plate 1 and the lower side of the connecting piece 2, so that the structure is simple and portable, and the cable clip 3 is a hoop additionally arranged at the bottom end of the bolt. The fastener 8 can also be a U-shaped bolt or a semicircular hoop. Preferably, the main rope 7 is directly fastened and embraced at the bottom of the groove 2c of the connecting piece 2 by adopting a U-shaped bolt and taking a bending part on the U-shaped bolt as a rope clamp 3, and the U-shaped screw or the bolt passes through a connecting hole formed at the bottom of the groove 2c of the connecting piece 2 and a through hole formed on the pressing plate 1 and is fixed by a nut positioned above the pressing plate 1, so that the main rope 7, the fastening piece 8, the connecting piece 2 and the pressing plate 1 are fastened together.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (6)

1. The utility model provides an subassembly connecting device suitable for flexible photovoltaic support for connect adjacent photovoltaic module (6), including connecting piece (2), the left and right sides of connecting piece (2) all is equipped with the connection journal stirrup, and frame (5) of adjacent photovoltaic module (6) are fixed on two connection journal stirrups through bolt (4) respectively, its characterized in that: the top of connecting piece (2) is equipped with recess (2 c), connecting piece (2) are equipped with clamp plate (1), the middle part indent of clamp plate (1) is equipped with the location portion that matches with recess (2 c), in location portion stretches to recess (2 c), outside connecting piece (2) are stretched to the side of clamp plate (1), form edge of a wing (1 a), clamp frame (5) of photovoltaic module (6) wherein through edge of a wing (1 a) and connection journal stirrup, the connecting hole has been seted up to the tank bottom of connecting piece (2) recess (2 c), be equipped with on clamp plate (1) with the through-hole of connecting hole coincidence to fasten connecting piece (2) and clamp plate (1) together through fastener (8) that pass connecting hole and through-hole simultaneously, the bottom of fastener (8) still is equipped with cable clamp (3) that are used for fixing on main rope (7) of photovoltaic module (6).

2. A module attachment device for a flexible photovoltaic bracket according to claim 1, wherein: the bottom of the flange (1 a) is convexly provided with anti-slip teeth.

3. A module attachment device for a flexible photovoltaic bracket according to claim 2, wherein: the width of the flange (1 a) is smaller than that of the upper surface of the frame (5).

4. A module attachment device for a flexible photovoltaic bracket according to claim 1, wherein: the connecting piece (2) comprises a bottom plate (2 a), the groove (2 c) is formed by surrounding four vertical plates (2 b), and the left end and the right end of the bottom plate (2 a) extend out of the vertical plates (2 b) to form connecting lugs.

5. A module attachment device for a flexible photovoltaic bracket according to claim 4, wherein: the distance between the two vertical plates (2 b) at the left side and the right side is exactly the installation distance required by the photovoltaic module (6).

6. A module attachment device for a flexible photovoltaic bracket according to claim 4, wherein: the fastener (8) is a U-shaped bolt or a semicircular anchor ear with a bent bottom end, the top of the screw rod sequentially penetrates through a connecting hole formed in the bottom of the connecting piece (2) and a through hole formed in the pressing plate (1), and the bent part or the semicircular anchor ear on the U-shaped bolt is used as a rope clamp (3) to clamp the main rope (7) to the bottom of the bottom plate (2 a) of the connecting piece (2), and the main rope is fixed through a nut positioned above the pressing plate (1).

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