CN220754703U - Photovoltaic device - Google Patents

Abstract

The utility model provides a photovoltaic device which comprises a photovoltaic assembly, an upper pressing piece, purlines, a main beam and a binding belt, wherein the purlines are positioned between the upper pressing piece and the main beam, the edge of the photovoltaic assembly is clamped between the upper pressing piece and the purlines, and the upper pressing piece, the purlines and the main beam are fixedly connected by the binding belt. In the photovoltaic device provided by the utility model, the upper pressing piece, the purline and the main beam are bound together through the binding belt, and the photovoltaic module between the upper pressing piece and the purline is clamped through the pretightening force exerted by the binding belt, so that the photovoltaic module is stably fixed on the main beam, and meanwhile, the adoption of fasteners such as bolts and the like is avoided, the structure of the photovoltaic device is simplified, and the structural strength of the photovoltaic device is ensured. In addition, the time for installing standard components such as bolts, gaskets, nuts and the like in the process of assembling the photovoltaic device is saved, and the time cost and the labor cost for manufacturing the photovoltaic device are reduced.

Description

Photovoltaic device

Technical Field

The utility model relates to the field of photovoltaics, in particular to a photovoltaic device.

Background

The application market of solar photovoltaic power generation rapidly develops in recent years, has wide application scenes and diversity, has become an industry trend in the energy field, is becoming an ideal green energy gradually, and is a core green energy solution for realizing the national carbon neutralization and carbon peak goal.

The application of the photovoltaic module product with high efficiency and high power generation capacity is one of key factors for reducing the electricity cost of the photovoltaic power generation degree. The age of PV6.0 has now been open, with the duty cycle of 210 cells and 600w+ component capacity expanding rapidly; meanwhile, the requirements of each boundary on the reliability of the photovoltaic product are also improved, and besides the stability of the generated energy of the photovoltaic module, the stability of the installation structure is also very critical; as a girder system for fixing the photovoltaic module on the girder of the bracket, the photovoltaic module is particularly important for research of various new energy companies.

However, the existing scheme structure for fixing the photovoltaic module on the main beam is generally complex, and a large number of screw bolt structures are needed, so that the overall load of the photovoltaic device is large, the structural strength of the components is difficult to ensure the stability of the photovoltaic device, and the installation positions of the screw bolt and other structures need to open holes on the components, so that the overall structural strength of the photovoltaic device is further influenced, and meanwhile, the material cost and the installation time cost of the photovoltaic device are increased.

Therefore, how to provide a photovoltaic device with simple structure and high stability is a technical problem to be solved in the field.

Disclosure of Invention

The utility model aims to provide a photovoltaic device which is simple in structure and high in stability.

In order to achieve the above purpose, the utility model provides a photovoltaic device, which comprises a photovoltaic component, an upper pressing piece, purlines, a main beam and a binding belt, wherein the purlines are positioned between the upper pressing piece and the main beam, the edges of the photovoltaic component are clamped between the upper pressing piece and the purlines, and the binding belt fixedly connects the upper pressing piece, the purlines and the main beam.

Optionally, the upper pressing piece and the purline extend along the extending direction perpendicular to the main beam, and a pair of avoidance holes are formed in the upper pressing piece and the purline, two ends of the binding belt respectively penetrate through the avoidance holes in the upper pressing piece and the purline in a one-to-one correspondence manner, and bypass the main beam to be fixedly connected with each other, so that the upper pressing piece, the purline and the main beam are fixedly connected with each other.

Optionally, the photovoltaic device further includes a plurality of fasteners, two groups of first mounting holes are formed on the ribbon, a group of second mounting holes are formed on two opposite side walls of the main beam, the positions of the two groups of first mounting holes are in one-to-one correspondence with the positions of the two groups of second mounting holes, and the fasteners penetrate through the first mounting holes and the second mounting holes in one-to-one correspondence, and the ribbon is fixedly connected with the main beam.

Optionally, each group of the first mounting holes comprises two first mounting holes, each group of the second mounting holes comprises two second mounting holes, and two fasteners are respectively and fixedly arranged on two sides of the main beam.

Optionally, the fastener is a blind rivet.

Optionally, the upper pressing piece includes a bottom plate, a pair of first side plates and a pair of pressing strips, the bottom plate, the first side plates and the pressing strips extend along a direction perpendicular to the main beam, bottom ends of the two first side plates are fixedly connected with two side edges of the bottom plate along the extending direction of the main beam respectively, the two pressing strips are fixedly connected with top ends of the two first side plates respectively, and the photovoltaic assembly is clamped between the pressing strips and the purlines; the dodging hole of the upper pressing piece is formed in the bottom plate.

Optionally, a bending part bent downwards is formed on one side of the pressing strip away from the bottom plate, and the bending part is in contact with the top surface of the photovoltaic module.

Optionally, the bending part is provided with a plurality of photovoltaic fixing teeth, and the photovoltaic fixing teeth are contacted with the top surface of the photovoltaic module.

Optionally, a plurality of process notches are formed at the edge of the bending part, and the photovoltaic fixing teeth are formed on two side walls of the process notches.

Optionally, the purline includes a top plate and a pair of second side plates, the top plate and the second side plates extend along an extending direction perpendicular to the main beam, the top ends of the two second side plates are fixedly connected with two side edges of the bottom plate along the extending direction of the main beam respectively, and the photovoltaic assembly is clamped between the pressing strip and the top plate; the avoiding holes of the purlines are formed in the top plate;

the bottom of second curb plate is formed with the cooperation breach, the shape of cooperation breach corresponds with the cross section shape of girder, the girder hold in the cooperation breach.

In the photovoltaic device provided by the utility model, the upper pressing piece, the purline and the main beam are bound together through the binding belt, and the photovoltaic module between the upper pressing piece and the purline is clamped through the pretightening force exerted by the binding belt, so that the photovoltaic module is stably fixed on the main beam, and meanwhile, the adoption of fasteners such as bolts and the like is avoided, the structure of the photovoltaic device is simplified, and the structural strength of the photovoltaic device is ensured. In addition, the time for installing standard components such as bolts, gaskets, nuts and the like in the process of assembling the photovoltaic device is saved, and the time cost and the labor cost for manufacturing the photovoltaic device are reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the description serve to explain, without limitation, the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a photovoltaic device according to an embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of a portion of the photovoltaic device of FIG. 1 at region A;

FIG. 3 is a side view of a photovoltaic device according to an embodiment of the present utility model along the extension of the upper press;

fig. 4 is a side view of the photovoltaic device according to the embodiment of the present utility model along the extension direction of the main beam;

FIG. 5 is a schematic view of the structure of the upper press in the photovoltaic device according to the embodiment of the present utility model;

fig. 6 is an enlarged partial schematic view of the ram of fig. 5 at region B.

Reference numerals illustrate:

100: photovoltaic module

200: go up casting die

211: bottom plate

212: first side plate

220: layering

221: bending part

222: photovoltaic fixed tooth

223: technological notch

300: purlin

310: top plate

320: second side plate

400: main girder

500: ribbon

510: knob

600: fastening piece

Detailed Description

The following describes specific embodiments of the present utility model in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.

In order to solve the above technical problems, the present utility model provides a photovoltaic device, as shown in fig. 1 to 4, the photovoltaic device includes a photovoltaic module 100, an upper pressing member 200, a purline 300, a girder 400, and a ribbon 500, the purline 300 is located between the upper pressing member 200 and the girder 400, the edge of the photovoltaic module 100 is clamped between the upper pressing member 200 and the purline 300, the ribbon 500 fixedly connects the upper pressing member 200, the purline 300, and the girder 400, and the ribbon 500 can apply a pre-tightening force to the upper pressing member 200, the purline 300, and the girder 400, so that the upper pressing member 200 and the purline 300 clamp and fix the photovoltaic module 100.

When the photovoltaic device provided by the utility model is manufactured, the purline 300 is only required to be overlapped between the upper pressing piece 200 and the main beam 400, the edge of the photovoltaic module 100 is arranged between the upper pressing piece 200 and the purline 300, and the upper pressing piece 200, the purline 300 and the main beam 400 are tightly bound through the binding belt 500, so that the upper pressing piece 200, the purline 300 and the main beam 400 can be fixedly connected.

In the photovoltaic device provided by the utility model, the upper pressing piece 200, the purline 300 and the main beam 400 are bound together through the binding belt 500, and the pre-tightening force applied by the binding belt 500 ensures that the upper pressing piece 200 and the purline 300 clamp the photovoltaic module 100 between the upper pressing piece 200 and the purline 300, so that the photovoltaic module 100 is stably fixed on the main beam 400, and meanwhile, the adoption of fasteners such as bolts and screws is avoided, the structure of the photovoltaic device is simplified, and the structural strength of the photovoltaic device is ensured. In addition, the time for installing standard components such as bolts, gaskets, nuts and the like in the process of assembling the photovoltaic device is saved, and the time cost and the labor cost for manufacturing the photovoltaic device are reduced.

In order to ensure stability of the photovoltaic device, as a preferred embodiment of the present utility model, as shown in fig. 1, 2 and 4, the upper pressing member 200 and the purline 300 extend along the extending direction perpendicular to the main beam 400, a pair of avoiding holes are formed in the upper pressing member 200 and the purline 300, and two ends of the tie 500 respectively pass through the avoiding holes in the upper pressing member 200 and the purline 300 in a one-to-one correspondence manner, and are fixedly connected with each other by bypassing the main beam 400, so as to fixedly connect the upper pressing member 200, the purline 300 and the main beam 400.

In the embodiment of the utility model, the avoidance holes are formed in the upper pressing piece 200 and the purline 300, so that the length required by the ribbon 500 for binding the upper pressing piece 200 and the purline 300 can be shortened, the total elongation generated by deformation of the ribbon 500 after use is reduced, the pretightening force applied by the ribbon 500 to the upper pressing piece 200, the purline 300 and the main beam 400 is ensured, and the stability of the photovoltaic device is further ensured.

As an alternative embodiment of the present utility model, the avoiding hole is a rectangular hole.

In order to further ensure stability of the photovoltaic device, as a preferred embodiment of the present utility model, as shown in fig. 1 to 4, the photovoltaic device further includes a plurality of fasteners 600, two sets of first mounting holes are formed on the ribbon 500, a set of second mounting holes are formed on two opposite sidewalls of the main beam, positions of the two sets of first mounting holes are in one-to-one correspondence with positions of the two sets of second mounting holes, and the plurality of fasteners 600 penetrate through the first mounting holes and the second mounting holes in one-to-one correspondence, and fixedly connect the ribbon 500 with the main beam 400.

In the embodiment of the utility model, both sides of the main beam 400 are fixedly connected with the ribbon 500 through the fastener 600, so that the pretightening force of the ribbon 500 can be kept by using the fastener 600, the situation that the upper pressing piece 200 and the purline 300 are driven to slide along the main beam 400 when the photovoltaic module 100 is subjected to wind pressure is further avoided, and the total elongation of the ribbon 500 during deformation is further reduced, so that the stability of the photovoltaic device is further ensured.

As an alternative embodiment of the present utility model, when assembling the photovoltaic device, one end of the ribbon 500 may be inserted into the slot of the other end for 30mm, and then the knob 510 of the ribbon 500 may be adjusted clockwise to gradually tighten the ribbon 500 until the first mounting holes on the ribbon 500 are moved to correspond to the second mounting holes on the girder 400 one by one, at this time, the pretightening force on the ribbon 500 has reached the requirement, the knob is pressed to fix the ribbon 500, and the ribbon 500 is fixedly connected with the girder 400 by the fastener 600.

As an alternative embodiment of the present utility model, as shown in fig. 1 to 4, each set of the first mounting holes includes two first mounting holes, each set of the second mounting holes includes two second mounting holes, and two fastening members 600 are fixedly provided at both sides of the main beam 400, respectively.

As an alternative embodiment of the present utility model, the fastener 600 is a blind rivet.

To further ensure stability of the photovoltaic device, as a preferred embodiment of the present utility model, as shown in fig. 3, the upper pressing member 200 includes a bottom plate 211, a pair of first side plates 212, and a pair of pressing bars 220, wherein the bottom plate 211, the first side plates 212, and the pressing bars 220 all extend along a direction perpendicular to the main beam 400, bottom ends of the two first side plates 212 are fixedly connected to two side edges of the bottom plate 211 along an extending direction of the main beam 400, the two pressing bars 220 are fixedly connected to top ends of the two first side plates 212, and the photovoltaic module 100 is clamped between the pressing bars 220 and the purlines 300; the relief hole of the upper pressing member 200 is formed on the bottom plate 211.

In the embodiment of the utility model, the avoiding holes are formed on the bottom plate 211, and the upper pressing piece 200 presses the photovoltaic module 100 through the pressing bar 220 above the bottom plate 211, so that the height of the avoiding holes on the upper pressing piece 200 is reduced, the length required by the binding belt 500 for binding the upper pressing piece 200 and the purline 300 is further shortened, the total elongation generated by deformation of the binding belt 500 is further reduced, and the stability of the photovoltaic device is improved.

To further ensure stability of the photovoltaic device, as a preferred embodiment of the present utility model, as shown in fig. 3, 4 and 5, a bending portion 221 is formed at a side of the pressing bar 220 facing away from the bottom plate 211 and bent downward, and the bending portion 221 contacts with the top surface of the photovoltaic module 100.

In the embodiment of the utility model, a bending part 221 bending downwards is formed on one side of the pressing strip 220 away from the bottom plate 211, and the pressing strip 220 contacts with the top surface of the photovoltaic module 100 through the bending part 221, so that the contact area between the pressing strip 220 and the photovoltaic module 100 is reduced, the pressure intensity between the pressing strip 220 and the photovoltaic module 100 is increased, and the stability of the photovoltaic device is further improved.

As a preferred embodiment of the present utility model, as shown in fig. 3, 5 and 6, the bending portion 221 has a plurality of photovoltaic fixing teeth 222 thereon, and the photovoltaic fixing teeth 222 contact with the top surface of the photovoltaic module 100, thereby further ensuring the stability of the photovoltaic device.

As an alternative embodiment of the present utility model, as shown in fig. 6, a plurality of process notches 223 are formed at the edge of the bending portion 221, and the photovoltaic fixing teeth 222 are formed on both sidewalls of the process notches 223.

As an alternative embodiment of the present utility model, as shown in fig. 3, the purline 300 includes a top plate 310 and a pair of second side plates 320, wherein the top plate 310 and the second side plates 320 extend along a direction perpendicular to the extending direction of the main beam 400, the top ends of the two second side plates 320 are fixedly connected to two side edges of the bottom plate 211 along the extending direction of the main beam 400, respectively, and the photovoltaic module 100 is clamped between the pressing bar 220 and the top plate 310; the relief holes of the purlins 300 are formed on the top plate 310;

the bottom of the second side plate 320 is formed with a mating notch, the shape of the mating notch corresponds to the cross-sectional shape of the main beam 400, and the main beam 400 is accommodated in the mating notch.

As an alternative embodiment of the present utility model, the upper pressing member 200 and the purlin 300 are sheet metal members.

As an alternative embodiment of the present utility model, as shown in fig. 3, the top plate 310 is bent downward along two ends perpendicular to the direction of the main beam 400 to form a reinforcing rib, so as to improve the structural strength of the purline 300.

As an alternative embodiment of the present utility model, the upper pressure element 200 and the purlin 300 are made of Q550 steel.

As an alternative embodiment of the present utility model, the main beam 400 is a square tube.

It is to be understood that the above embodiments are merely illustrative of the application of the principles of the present utility model, but not in limitation thereof. Various modifications and improvements may be made by those skilled in the art without departing from the spirit and substance of the utility model, and are also considered to be within the scope of the utility model.

Claims (10)

1. The utility model provides a photovoltaic device, its characterized in that, photovoltaic device includes photovoltaic module, goes up casting die, purlin, girder and ribbon, the purlin is located go up the casting die with between the girder, photovoltaic module's edge centre gripping in go up the casting die with between the purlin, the ribbon will go up the casting die the purlin with girder fixed connection.

2. The photovoltaic device according to claim 1, wherein the upper pressing member and the purline extend along the extending direction perpendicular to the main beam, a pair of avoiding holes are formed in the upper pressing member and the purline, and two ends of the binding belt respectively penetrate through the avoiding holes in the upper pressing member and the purline in a one-to-one correspondence manner and bypass the main beam to be fixedly connected with each other, so that the upper pressing member, the purline and the main beam are fixedly connected.

3. The photovoltaic device of claim 2, further comprising a plurality of fasteners, wherein the ribbon is formed with two sets of first mounting holes, wherein the two opposite side walls of the main beam are each formed with one set of second mounting holes, wherein the positions of the two sets of first mounting holes are in one-to-one correspondence with the positions of the two sets of second mounting holes, and wherein the plurality of fasteners penetrate the first mounting holes and the second mounting holes in one-to-one correspondence and fixedly connect the ribbon with the main beam.

4. A photovoltaic device according to claim 3, wherein each set of the first mounting holes comprises two first mounting holes, each set of the second mounting holes comprises two second mounting holes, and two fasteners are fixedly arranged on two sides of the main beam respectively.

5. A photovoltaic device according to claim 3, wherein the fastener is a blind rivet.

6. The photovoltaic device according to any one of claims 2 to 5, wherein the upper pressing member includes a bottom plate, a pair of first side plates, and a pair of pressing bars, the bottom plate, the first side plates, and the pressing bars each extend in a direction perpendicular to the main beam, bottom ends of the two first side plates are fixedly connected to two side edges of the bottom plate in the extending direction of the main beam, the two pressing bars are fixedly connected to top ends of the two first side plates, respectively, and the photovoltaic module is clamped between the pressing bars and the purlines; the dodging hole of the upper pressing piece is formed in the bottom plate.

7. The photovoltaic device of claim 6, wherein a side of the bead facing away from the base plate is formed with a bent portion that is bent downward, the bent portion being in contact with a top surface of the photovoltaic module.

8. The photovoltaic device of claim 7, wherein the bend has a plurality of photovoltaic securing teeth thereon that contact a top surface of the photovoltaic module.

9. The photovoltaic device of claim 8, wherein the edge of the bent portion is formed with a plurality of process notches, and the photovoltaic fixing teeth are formed on both sidewalls of the process notches.

10. The photovoltaic device of claim 6, wherein the purline comprises a top plate and a pair of second side plates, the top plate and the second side plates extend along a direction perpendicular to the extending direction of the main beam, the top ends of the two second side plates are fixedly connected with two side edges of the bottom plate along the extending direction of the main beam, respectively, and the photovoltaic assembly is clamped between the pressing strip and the top plate; the avoiding holes of the purlines are formed in the top plate;

the bottom of second curb plate is formed with the cooperation breach, the shape of cooperation breach corresponds with the cross section shape of girder, the girder hold in the cooperation breach.