CN216356602U

CN216356602U - Briquetting and photovoltaic system in photovoltaic frame

Info

Publication number: CN216356602U
Application number: CN202122589402.8U
Authority: CN
Inventors: 徐红
Original assignee: Jolywood Taizhou Solar Technology Co ltd
Current assignee: Jolywood Taizhou Solar Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-19
Anticipated expiration: 2031-10-26

Abstract

The utility model relates to the technical field of new energy, in particular to a photovoltaic frame middle pressing block and a photovoltaic system, wherein the middle pressing block comprises a substrate, the middle of a first side of the substrate extends outwards to form a first supporting surface, the first supporting surface is bent downwards to form a first lower connecting surface, the first lower connecting surface is bent inwards to form a first lower lug surface, two ends of the first side of the substrate are both bent upwards to form a first upper connecting surface, the first upper connecting surface is bent outwards to form a first upper lug surface, and each first upper connecting surface is arranged at an interval with the first supporting surface; the outer surface of the middle pressing block is plated with a corrosion-resistant protective coating. Compared with the traditional pressing block, the pressing block has higher constraint strength and more stable and reliable installation, in addition, the outer surface of the middle pressing block is plated with the corrosion-resistant protective coating, the reliability of the outdoor application of the middle pressing block is ensured by the corrosion-resistant protective characteristic of the coating, the service life is longer, the problems of fracture, crack, scratch and the like generated in the processing process of the middle pressing block are avoided, and the use cost of the product is reduced.

Description

Briquetting and photovoltaic system in photovoltaic frame

Technical Field

The utility model relates to the technical field of new energy, in particular to a photovoltaic frame middle pressing block and a photovoltaic system.

Background

At present, a frame pressing block of a photovoltaic module is designed based on the structure of a frame.

Refer to patent document with application number CN201620471731.9, which discloses an adjustable installation pressing block for a solar photovoltaic module, refer to fig. 1, the structure includes a combined pressing block 1, a frame 2, a photovoltaic module 3 and a purline 4, the photovoltaic module 3 is clamped in a bayonet of the frame 2, the upper end of the combined pressing block 1 presses the frame 2 downwards, and the combined pressing block 1 is fixedly connected with the purline 4 through a bolt. The shape of the combined pressing block 1 is similar to a Z-shaped structure, the combined pressing block is made of aluminum alloy, only the bottom of the upper end of the combined pressing block 1 is attached and fixed to the top surface of the frame 2 in an assembling state, and the stability is poor; in addition, the combined pressing block 1 is only suitable for the L-shaped frame 2, a long base plate needs to be arranged at the bottom of the frame 2 to increase the structural strength of the combined pressing block, and the manufacturing cost is high. In practical application, the closed structure has the problems of troublesome installation, lower structural strength, high cost and the like.

From this, the frame of open structure has all been adopted in most photovoltaic module's installation on the market, and this type of open structure's frame is similar to "six" font structure, adopts traditional combination briquetting 1 to assemble, and the fixed effect that it played is not ideal enough, consequently, still has certain optimal design space to the structure of combination briquetting 1.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a photovoltaic frame middle pressing block, aims to match with a frame with an opening structure for use, can effectively reduce the packaging cost of an assembly end, and meets the service life requirement of a photovoltaic product, and also provides a photovoltaic system with the middle pressing block.

The purpose of the utility model is realized by the following technical scheme: the application provides a photovoltaic frame pressing block which comprises a substrate, wherein a first supporting surface extends outwards from the middle of a first side of the substrate, the first supporting surface is bent downwards to form a first lower connecting surface, the first lower connecting surface is bent inwards to form a first lower lug hooking surface, two ends of the first side of the substrate are bent upwards to form a first upper connecting surface, the first upper connecting surface is bent outwards to form a first upper lug hooking surface, and each first upper connecting surface and the first supporting surface are arranged at intervals; the outer surface of the middle pressing block is plated with a corrosion-resistant protective coating.

Wherein, the corrosion-resistant protective coating is a zinc-aluminum-magnesium ternary alloy coating, and the thickness of the zinc-aluminum-magnesium ternary alloy coating is 25-35 mu m.

Wherein, the interval size between first upper connecting surface and the first supporting surface is 4mm +/-0.2 mm.

The middle of the second side of the substrate extends outwards to form a second supporting surface, the second supporting surface is bent downwards to form a second lower connecting surface, the second lower connecting surface is bent inwards to form a second lower lug surface, two ends of the second side of the substrate are both bent upwards to form a second upper connecting surface, the second upper connecting surface is bent outwards to form a second upper lug surface, and the second upper connecting surfaces are all arranged at intervals with the second supporting surfaces.

The first side and the second side are two side surfaces which are opposite to or adjacent to the substrate.

The tail end of the first lower hook lug surface is bent upwards to form a bent surface, and the height of the first lower hook lug surface is 5mm +/-0.2 mm.

Wherein the width of the first upper ear hooking surface is 5-8mm +/-0.2 mm.

Wherein, the length of the first upper hooked ear is set to be 18mm +/-2 mm.

The length of the substrate is 100mm +/-10 mm, the vertical height between the first upper hook lug surface and the first supporting surface is 7mm +/-0.2 mm, and the vertical height between the first lower hook lug surface and the first upper hook lug surface is 18.5mm +/-0.2 mm.

The application also provides a photovoltaic system, including photovoltaic module, frame and briquetting in the above-mentioned, photovoltaic module installs in the frame, and the first ear surface of colluding on of well briquetting and first ear surface of colluding compress tightly the frame jointly.

The utility model has the beneficial effects that:

the photovoltaic frame middle pressing block can be suitable for assembling a reversed-square-shaped frame, the first upper lug surface of the middle pressing block can support and support the reversed-square-shaped frame, and the first lower lug surface can compress and fix the reversed-square-shaped frame, so that the restraint strength is higher compared with that of a traditional pressing block, the installation is more stable and reliable, in addition, the outer surface of the middle pressing block is plated with an anti-corrosion protective coating, the anti-corrosion protective characteristic of the coating ensures the reliability of outdoor application of the middle pressing block, the service life is longer, the strength of the middle pressing block is improved by the coating, the problems of fracture, crack, scratch and the like in the middle pressing block processing process are avoided, and the turnover cost in the production process is also reduced, so that the use cost of a middle pressing block product is reduced; in addition, the first upper connecting surface and the first supporting surface are arranged at intervals, so that the material cost can be reduced, and the molding production of the medium pressure block is more convenient.

The photovoltaic system of this application, through adopting the well briquetting of this application, the photovoltaic module installation is reliable and stable, can be applicable to the outdoor environment and use, has long service life, characteristics that structural strength is high.

Drawings

Fig. 1 is a schematic structural diagram of a press block installed in the prior art.

Fig. 2 is a schematic structural diagram of the middle press block and the frame shaped like a Chinese character 'ji' in this embodiment after being assembled.

Fig. 3 is a schematic structural diagram of the middle pressure block of the present embodiment.

Reference numerals: combination briquetting 1, frame 2, photovoltaic module 3, purlin 4, the frame 5 of having the font, base plate 6, mounting hole 60, first holding surface 61, first face 62 of connecting down, first ear of colluding face 63, first face 64 of connecting on, first ear of colluding face 65 on, the face 66 of bending, second holding surface 71, second face 72 of connecting down, second ear of colluding face 73, connect face 74 on the second, ear of colluding face 75 on the second.

Detailed Description

The utility model is further described with reference to the following examples.

Referring to fig. 2 to 3, the photovoltaic system includes a photovoltaic module 3, a frame 5 shaped like a Chinese character 'ji' and the middle press block of this embodiment. The photovoltaic module 3 is assembled with the middle pressure block of the embodiment through the frame 5 shaped like a Chinese character 'ji'. It should be noted that, in order to be applied to the case where the photovoltaic modules 3 are provided on both the left and right sides of the middle pressure block, the first side (upper left side of fig. 3) and the second side (lower right side of fig. 3) of the middle pressure block have the same structure, in the present embodiment, the first side and the second side are symmetrical, and in another embodiment, the first side and the second side may be adjacent if the positional relationship of the two photovoltaic modules 3 is a vertical or right-angle relationship.

Referring to fig. 2 and 3, the middle pressure block includes a base plate 6, and the base plate 6 is mainly used for being fixedly connected with an external bracket, so that at least one mounting hole 60 is formed in the base plate 6. First supporting surface 61 extends outwards in the middle of the first side of base plate 6, first supporting surface 61 bends downwards to form first lower connecting surface 62, first lower connecting surface 62 is mainly used to cooperate with the open structure medial surface of the hexagonal frame 5 for positioning, first lower connecting surface 62 bends inwards to form first lower lug surface 63, first lower lug surface 63 mainly plays the role of reinforcing and compressing the open structure of the hexagonal frame 5, the two ends of the first side of base plate 6 are all bent upwards to form first upper connecting surface 64, first upper connecting surface 64 bends outwards to form first upper lug surface 65, first upper lug surface 65 is mainly used to support the top surface in the open structure of the hexagonal frame 5, the constraint effect is played, and deformation is prevented. Each first upward connecting surface 64 all sets up with first holding surface 61 interval, and the preparation of briquetting in can being convenient for is set up to the interval between first upward connecting surface 64 and the first holding surface 61 to the briquetting has sufficient space to keep away the position in bending the forming process in making, can also reduce with material and reduce material cost, and the shaping of briquetting is more convenient in the order, and the process is more simplified.

In the present embodiment, it is preferable that the width of the first upper hooking lug surface 65 (the width direction from the upper left corner to the lower right corner in fig. 3) is 5-8mm ± 0.2mm, and the length of the first upper hooking lug (the length direction from the lower left corner to the upper right corner in fig. 3) is set to 18mm ± 2 mm. The length of the substrate 6 is 100mm + -10 mm. The dimension of the space between the first upper connecting surface 64 and the first supporting surface 61 is 4mm ± 0.2 mm. The thickness of the substrate 6 is 2.5mm + -0.1 mm. The vertical height between the first upper hook surface and the first supporting surface is 7mm +/-0.2 mm, and the vertical height between the first lower hook surface 63 and the first upper hook surface 65 is 18.5mm +/-0.2 mm. The selection of specific size can be carried out the selectivity according to actual need and set up, and the size specification of this embodiment can be applicable to most open structure frame on the market.

In this embodiment, the end of the first lower hook surface 63 is bent upward to form a bent surface 66, the height of the first lower hook surface 63 is 5mm ± 0.2mm, and the height of the bent surface 66 is 2-4mm, so that the structural strength of the whole medium voltage block can be improved by the bent surface 66, and the stability of the photovoltaic system can be further ensured.

The improved structure is characterized in that the outer surface of the middle pressure block is coated with a corrosion-resistant protective coating, in the embodiment, the corrosion-resistant protective coating is a zinc-aluminum-magnesium ternary alloy coating, the thickness of the coating is 25-35 μm, and the adhesion amount of the coating is set to be 250g/m 2-350 g/m 2. It should be noted that the zinc-aluminum-magnesium ternary alloy coating in the present embodiment is a commercially available coating, and the composition and structure of the coating are easily known to those skilled in the art, and the zinc-aluminum-magnesium ternary alloy coating is not modified in the present embodiment. The outer surface of the medium pressure block is plated with the zinc-aluminum-magnesium alloy coating, the reliability of outdoor application of the medium pressure block is guaranteed due to the corrosion-resistant protection characteristic of the coating, the service life is longer, the strength of the medium pressure block is improved due to the coating, the problems of fracture, crack, scratch and the like generated in the medium pressure block processing process are avoided, the turnover cost in the production process is also reduced, and therefore the use cost of the medium pressure block product is reduced.

In the present embodiment, the substrate 6 and the first supporting surface 61 may be transitionally connected by adopting one of a round corner structure, a chamfer structure and a right-angle structure. Similarly, the first supporting surface 61 and the first lower connecting surface 62 may be in a transition connection by adopting one of a fillet structure, a chamfer structure and a right-angle structure. Similarly, the first lower hook lug surface 63 and the first lower connecting surface 62 can be in transition connection by adopting one of a fillet structure, a chamfer structure and a right-angle structure; the substrate 6 and the first upper connecting surface 64 may be in transition connection by adopting one of a fillet structure, a chamfer structure and a right-angle structure; the first upper lug surface 65 and the first upper connecting surface 64 may be in transition connection by adopting one of a round angle structure, a chamfer angle structure and a right angle structure.

In order to be suitable for the condition that the photovoltaic module 3 is arranged on the left side and the right side of the middle pressure block, the middle of the second side of the substrate 6 extends outwards to form a second supporting surface 71, the second supporting surface 71 is bent downwards to form a second lower connecting surface 72, the second lower connecting surface 72 is bent inwards to form a second lower lug surface 73, and similarly, the tail end of the second lower lug surface 73 is bent upwards to form a bent surface. Both ends of the second side of the substrate 6 are bent upward to form a second upper connecting surface 74, and the second upper connecting surface 74 is bent outward to form a second upper hook surface 75. Each of the second upper connecting surfaces 74 is disposed at a distance from the second supporting surface 71.

It should be noted that, referring to fig. 3, the middle position of the first side (left side of fig. 2) of the substrate 6 and the middle position of the second side (right side of fig. 2) of the substrate 6 refer to the middle position at the edge of the side portion of the substrate 6, rather than the middle position of the top end surface of the substrate 6, and the first lower connection surface 62 and the second lower connection surface 72 respectively correspond to the middle position of one edge of the substrate 6.

In this embodiment, briquetting is stamping forming structure as an organic whole in the photovoltaic frame, and base plate 6, holding surface, each underlying surface, each go up and connect the face, each compress tightly face, each underlying surface structure as an organic whole on, can be formed or make through aluminum alloy material extrusion through bending after punching press is first cut out to the sheet metal component. The medium pressing block can be made of carbon alloy steel or aluminum alloy, and the carbon alloy steel has the characteristics of low cost, easiness in processing, high strength, strong corrosion resistance and the like, and is particularly suitable for mounting a photovoltaic module, so that the service life of the medium pressing block is prolonged; the aluminum alloy material is suitable for extrusion forming preparation.

Briquetting in the photovoltaic frame of this embodiment can be applicable to the assembly of the frame of having the font 5, and the first ear surface 65 of colluding of well briquetting holds the open structure of the frame of having the font 5, and first ear surface 63 of colluding then compresses tightly the interior bottom surface of the frame of having the font 5, and well briquetting is retrained fixedly to two faces of the frame of having the font 5 simultaneously, compares traditional briquetting restraint intensity higher, and the installation is more firm reliable. The photovoltaic system of this embodiment, through adopting the well briquetting of this application, the photovoltaic module installation is reliable and stable, can be applicable to the outdoor environment and use, has long service life, characteristics that structural strength is high.

The above embodiments are only used for illustrating the technical solution of the present invention, and should not be taken as limiting the structure of the present invention. Through the embodiment, a person skilled in the art can obtain technical modes with equivalent use effects through simple modification or equivalent replacement, and the technical modes are considered to fall within the protection scope of the technical right of the utility model.

Claims

1. The utility model provides a briquetting in photovoltaic frame which characterized in that: the support structure comprises a substrate, wherein a first supporting surface extends outwards from the middle of a first side of the substrate, the first supporting surface is bent downwards to form a first lower connecting surface, the first lower connecting surface is bent inwards to form a first lower lug surface, two ends of the first side of the substrate are both bent upwards to form a first upper connecting surface, the first upper connecting surface is bent outwards to form a first upper lug surface, and each first upper connecting surface and the first supporting surface are arranged at intervals;

and the outer surface of the middle pressing block is plated with a corrosion-resistant protective coating.

2. The photovoltaic border medium voltage block of claim 1, wherein: the corrosion-resistant protective coating is a zinc-aluminum-magnesium ternary alloy coating, and the thickness of the zinc-aluminum-magnesium ternary alloy coating is 25-35 mu m.

3. The photovoltaic border medium voltage block of claim 1, wherein: the interval size between first upper connecting surface and the first supporting surface is 4mm +/-0.2 mm.

4. The photovoltaic border medium voltage block of claim 1, wherein: the middle of the second side of the substrate outwards extends to form a second supporting surface, the second supporting surface is downwards bent to form a second lower connecting surface, the second lower connecting surface is inwards bent to form a second lower lug surface, two ends of the second side of the substrate are upwards bent to form a second upper connecting surface, the second upper connecting surface is outwards bent to form a second upper lug surface, and the second upper connecting surface and the second supporting surface are arranged at intervals.

5. The photovoltaic border medium-voltage block of claim 4, wherein: the first side and the second side are two side surfaces which are opposite to or adjacent to the substrate.

6. The photovoltaic border medium voltage block of claim 1, wherein: the tail end of the first lower hook lug surface is bent upwards to form a bending surface, and the height of the first lower hook lug surface is 5mm +/-0.2 mm.

7. The photovoltaic border medium voltage block of claim 1, wherein: the width of the first upper ear hooking surface is 5-8mm +/-0.2 mm.

8. The photovoltaic frame medium-voltage block of claim 1 or 7, wherein: the length of the first upper hooked ear is set to be 18mm +/-2 mm.

9. The photovoltaic border medium voltage block of claim 1, wherein: the length of base plate is 100mm 10mm, first go up the collude ear face with vertical height between the first holding surface is 7mm 0.2mm, first collude ear face down with vertical height between the first upward collude ear face is 18.5mm 0.2 mm.

10. A photovoltaic system, characterized by: comprising a photovoltaic module, a frame, and the middle pressure block of any one of claims 1 to 9, the photovoltaic module being mounted in the frame with the first upper and lower hook faces of the middle pressure block pressing the frame together.