CN218829700U

CN218829700U - Photovoltaic module end fixing node in flexible photovoltaic support system

Info

Publication number: CN218829700U
Application number: CN202223142334.1U
Authority: CN
Inventors: 李振兴; 郭仙彦; 翟建强; 左英飞; 李再冉; 郭志刚; 夏岩; 王艳珺; 杨宗仁; 张澎
Original assignee: China Energy Engineering Group Shanxi Electric Power Engineering Co Ltd
Current assignee: China Energy Engineering Group Shanxi Electric Power Engineering Co Ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-04-07
Anticipated expiration: 2032-11-25

Abstract

The utility model provides a photovoltaic module end fixing node in a flexible photovoltaic support system, which comprises a pressing block, a module fixing part, a backing plate, a U-shaped bolt, a fastening nut and a photovoltaic module bolt nut; the component fixing piece is contacted with the bottom of the photovoltaic component; one end of the pressing block presses the top of the photovoltaic module, and the other end of the pressing block is in contact with the module fixing piece; the base plate is arranged at the bottom of the assembly fixing piece, a protruding portion is arranged on the base plate, an accommodating groove is formed in the inner side of the protruding portion, and the prestressed stay cable penetrates through the accommodating groove; two rod ends on the U-shaped bolt penetrate through the pressing block, the assembly fixing piece and the base plate from top to bottom, and the two rod ends are arranged at intervals along a second horizontal direction; the fastening nut is arranged at the bottom of the backing plate and is in threaded connection with the rod end; the photovoltaic module bolt and nut is used for fixedly connecting the module fixing piece with the prestressed inhaul cable. This application realizes fixed and the briquetting connection fixed dual fixed mode of back of the body hole to flexible photovoltaic module, improves the fixed security of flexible photovoltaic module.

Description

Photovoltaic module end fixing node in flexible photovoltaic support system

Technical Field

The utility model belongs to the technical field of flexible photovoltaic mounting system technique and specifically relates to a photovoltaic module tip fixed node among flexible photovoltaic mounting system.

Background

Compared with the traditional photovoltaic support system, the flexible photovoltaic support system has the main characteristics that the rigid purlines in the traditional photovoltaic support system are changed into prestressed pull cables (prestressed steel strands), and the pull cables are prestressed to have certain rigidity, so that the photovoltaic modules are installed.

In the existing flexible photovoltaic bracket system, a photovoltaic module is fixed, especially in a photovoltaic module end fixing mode, by means of one of conventional photovoltaic module back hole bolt fixing or aluminum alloy pressing block fixing. But because the prestressing force cable is comparatively single thin, photovoltaic module is less rather than the contact surface, if still adopt traditional fixed mode, the security is lower.

Disclosure of Invention

To the not enough that exists among the prior art, the utility model provides a photovoltaic module tip fixed node among flexible photovoltaic mounting system realizes fixed and the briquetting fixed dual fixed mode of back of the body jogged joint to photovoltaic module, improves the fixed security of photovoltaic module. The utility model adopts the technical proposal that:

a photovoltaic module end fixing node in a flexible photovoltaic support system is used for fixing between the end portions of a prestress stay cable and a photovoltaic module, the prestress stay cable is located on the lower side of the photovoltaic module, the prestress stay cable and the photovoltaic module are arranged along a first horizontal direction, and the photovoltaic module end fixing node comprises

The component fixing piece is contacted with the bottom of the photovoltaic component;

one end of the pressing block presses the top of the photovoltaic module, and the other end of the pressing block is in contact with the module fixing piece;

the base plate is arranged at the bottom of the assembly fixing piece, a protruding part is arranged on the base plate, so that an accommodating groove is formed in the inner side of the protruding part, and the prestress stay cable penetrates through the accommodating groove;

two rod ends of the U-shaped bolt penetrate through the pressing block, the assembly fixing piece and the base plate from top to bottom, the two rod ends are arranged at intervals along a second horizontal direction, and the second horizontal direction is perpendicular to the first horizontal direction;

the fastening nut is arranged at the bottom of the backing plate and is in threaded connection with the rod end, so that the photovoltaic module, the pressing block, the module fixing piece, the prestress inhaul cable and the backing plate are fixed mutually;

and the photovoltaic module bolt nut is used for fixedly connecting the photovoltaic module and the module fixing piece.

Further, the component fixing piece is provided with a lower limiting portion, the lower limiting portion is in contact with the side portion of the photovoltaic component, and the lower limiting portion extends in the vertical direction.

Further, the pressing block comprises an upper pressing part, an upper limiting part, an upper connecting part and an extending part; the upper pressing part is contacted with the top of the photovoltaic module; the upper positioning part is arranged at one end of the upper pressing part and is in contact with the side part of the photovoltaic module, and the upper positioning part extends along the vertical direction; the upper connecting part is arranged at the other end of the upper limiting part, the U-shaped bolt penetrates through the upper connecting part, and the upper connecting part extends along a first direction; the extension portion is arranged at the other end of the upper connecting portion and extends to the top of the assembly fixing piece along the vertical direction.

Further, the surface of the upper pressing part, which is in contact with the photovoltaic module, is toothed.

Furthermore, a first through hole for the U-shaped bolt rod end to pass through and a second through hole for the photovoltaic assembly bolt nut to pass through are formed in the assembly fixing piece;

and a third through hole for the rod end of the U-shaped bolt to pass through is formed in the base plate.

Further, briquetting, subassembly mounting and backing plate are the aluminum alloy spare, U type bolt, fastening nut and photovoltaic module bolt and nut are the stainless steel spare.

The utility model has the advantages that:

the double fixing mode of back hole connection fixing and pressing block connection fixing is realized for the photovoltaic module, the safety of fixing the photovoltaic module is improved, and particularly, the fixing effect on the prestressed inhaul cable and the end part of the photovoltaic module is obvious;

a U type bolt connects briquetting, subassembly mounting and backing plate respectively, reduces the bolt use quantity when guaranteeing fixed strength.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a left side sectional view of the present invention.

Fig. 3 is a schematic structural view of the middle cushion plate of the present invention.

Fig. 4 is a top view of the module mounting assembly of the present invention.

Fig. 5 is a top view of fig. 3.

In the figure: 1-photovoltaic module, 2-pressing block, 3-module fixing piece, 4-prestress inhaul cable, 5-backing plate, 6-U-shaped bolt, 7-fastening nut, 8-photovoltaic module bolt nut, 201-upper pressing part, 202-upper limiting part, 203-upper connecting part, 204-extending part, 301-lower limiting part, 302-first through hole, 303-second through hole, 501-bulge part, 502-accommodating groove and 503-third through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-3, the utility model provides a photovoltaic module end fixing node in a flexible photovoltaic support system, which is used for fixing the end of a prestressed cable 4 and a photovoltaic module 1, wherein the prestressed cable 4 is positioned at the lower side of the photovoltaic module 1, and the prestressed cable 4 and the photovoltaic module 1 are both arranged along a first horizontal direction, the utility model comprises a pressing block 2, a module fixing member 3, a backing plate 5, a U-shaped bolt 6, a fastening nut 7 and a photovoltaic module bolt nut 8; the component fixing piece 3 is contacted with the bottom of the photovoltaic component 1; one end of the pressing block 2 presses the top of the photovoltaic module 1, and the other end of the pressing block is in contact with the module fixing piece 3; the backing plate 5 is arranged at the bottom of the component fixing member 3, a convex part 501 is arranged on the backing plate 5, so that a containing groove 502 is formed in the inner side of the convex part 501, and the prestressed inhaul cable 4 penetrates through the containing groove 502; two rod ends on the U-shaped bolt 6 penetrate through the pressing block 2, the assembly fixing piece 3 and the backing plate 5 from top to bottom, the two rod ends are arranged at intervals along a second horizontal direction, and the second horizontal direction is perpendicular to the first horizontal direction; the fastening nut 7 is arranged at the bottom of the backing plate 5 and is in threaded connection with the rod end, so that the photovoltaic module 1, the pressing block 2, the module fixing piece 3, the prestress inhaul cable 4 and the backing plate 5 are fixed with one another; the photovoltaic module 1 is fixedly connected with the module fixing part 3 through a photovoltaic module bolt nut 8;

the fixing device is suitable for fixing the end part of a photovoltaic assembly 1 and a prestressed inhaul cable 4 in a flexible photovoltaic support system, the photovoltaic assembly 1, a pressing block 2, an assembly fixing part 3 and a backing plate 5 are mutually fixed through a U-shaped bolt 6 and a fastening nut 7, the pressing block connection of the photovoltaic assembly 1 is realized, the assembly fixing part 3 is connected with a back hole of the photovoltaic assembly 1 through a photovoltaic assembly bolt nut 8, the pressing block 2 is respectively contacted with the photovoltaic assembly 1 and the assembly fixing part 3, the pressing block 2 is structurally balanced, so that double-insurance connection of back hole connection and pressing block connection of the photovoltaic assembly is realized, and the safety of fixing the photovoltaic assembly is improved;

the first horizontal direction is the left-right direction in the application, and the second horizontal direction is the front-back direction, wherein the application is respectively symmetrical left-right and front-back in structure; the accommodating groove 502 is a through groove and is arranged along the first direction, when the photovoltaic module 1, the pressing block 2, the module fixing piece 3 and the backing plate 5 are mutually fixed by the U-shaped bolt 6 and the fastening nut 7, the prestressed stay cable 4 is fixed in the accommodating groove 502, the prestressed stay cable 4 cannot be bent, and the straightness of the prestressed stay cable 4 is ensured; two rod ends of the U-shaped bolt 6 are respectively positioned on the front side and the rear side of the prestressed inhaul cable 4, the positions of all parts cannot be interfered, the structural utilization rate is high, and the number of used bolts is small.

Referring to fig. 4, in the present application, in order to facilitate the positioning of the module fixing member 3 and prevent the module fixing member 3 from moving laterally relative to the photovoltaic module 1 to affect the fixing effect of the photovoltaic module, the module fixing member 3 is provided with a lower limiting portion 301, the lower limiting portion 301 is in contact with the side portion of the photovoltaic module 1, and the lower limiting portion 301 extends in the vertical direction.

Referring to fig. 1, the pressing block 2 in the present application includes an upper pressing portion 201, an upper positioning portion 202, an upper connecting portion 203, and an extending portion 204; the upper stitching part 201 is in contact with the top of the photovoltaic module 1; the upper positioning portion 202 is arranged at one end of the upper pressing portion 201 and contacts with the side portion of the photovoltaic module 1, and the upper positioning portion 202 extends in the vertical direction; the upper connecting part 203 is arranged at the other end of the upper limiting part 202, the U-shaped bolt 6 penetrates through the upper connecting part 203, and the upper connecting part 203 extends along a first direction; the extension part 204 is arranged at the other end of the upper connecting part 203, and the extension part 204 extends to the top of the component fixing part 3 along the vertical direction;

the upper limiting part 202 is used for limiting the pressing block 2 between the two photovoltaic modules 1, so that the pressing block 2 is convenient to mount, and the parallelism between the two adjacent photovoltaic modules 1 is reduced; utilize the extension 204 to balance the difference in height between photovoltaic module 1 top and the subassembly mounting 3 top, keep connecting portion 203 to be located the horizontal plane, with the laminating degree of last connecting portion 203 when guaranteeing the installation of U type bolt 6 to improve fixed effect.

As an embodiment of the present application, in order to improve the fixing effect of the pressing block 2 and increase the friction force between the pressing block 2 and the photovoltaic module 1, the surface of the upper pressing portion 201 contacting the photovoltaic module 1 is toothed.

Referring to fig. 4 and 5, in the present application, the module fixing member 3 is provided with a first through hole 302 for the rod end of the U-shaped bolt 6 to pass through, and a second through hole 303 for the bolt nut 8 of the photovoltaic module to pass through; the photovoltaic module bolt and nut 8 is a common bolt and nut combination, when in use, a bolt passes through the second through hole 303 and a back hole on the photovoltaic module 1, and then is fixed by a nut, namely the back hole between the photovoltaic module 1 and the module fixing member 3 is fixedly connected;

the backing plate 5 is provided with a third through hole 503 for the rod end of the U-shaped bolt 6 to pass through.

As the embodiment of this application, lighten the weight of fixed node in the time of in order to guarantee fixed effect, briquetting 2, subassembly mounting 3 and backing plate 5 are the aluminum alloy spare, U type bolt 6, fastening nut 7 and photovoltaic module bolt and nut 8 are the stainless steel spare.

The using method comprises the following steps:

wrap prestressing force cable 4 with backing plate 5 and subassembly mounting 3, place photovoltaic module 1 on subassembly mounting 3, push down photovoltaic module 1 with briquetting 2, make it pushes down photovoltaic module 1 top to go up nip portion 201, go up spacing portion 202 laminating photovoltaic module 1 lateral part, and make extension 204 and subassembly mounting 3 contact, then pass U type bolt briquetting 2 in proper order, subassembly mounting 3 and backing plate 5, it is fixed with fastening nut 7 with the three finally, thereby photovoltaic module 1 is compressed tightly between briquetting 2 and subassembly mounting 3, realize photovoltaic module 1 briquetting and connect, after that with second perforation 303 on photovoltaic module bolt nut 8 mounting coupling assembling 3 and the back hole on the photovoltaic module 1, connect photovoltaic module 1 and the 3 back hole of subassembly mounting, finally realize dual fail-safe connection.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a photovoltaic module tip fixed node among flexible photovoltaic mounting system for realize fixing between the tip of prestressing force cable (4) and photovoltaic module (1), prestressing force cable (4) are located the downside of photovoltaic module (1), prestressing force cable (4) and photovoltaic module (1) all arrange its characterized in that along first horizontal direction: comprises that

The component fixing piece (3) is contacted with the bottom of the photovoltaic component (1);

the pressing block (2) is used for pressing the top of the photovoltaic module (1) at one end, and the other end of the pressing block is in contact with the module fixing piece (3);

the base plate (5) is arranged at the bottom of the assembly fixing piece (3), a protruding portion (501) is arranged on the base plate (5), a containing groove (502) is formed in the inner side of the protruding portion (501), and the prestress stay cable (4) penetrates through the containing groove (502);

the two rod ends of the U-shaped bolt (6) penetrate through the pressing block (2), the assembly fixing piece (3) and the base plate (5) from top to bottom, the two rod ends are arranged at intervals along a second horizontal direction, and the second horizontal direction is perpendicular to the first horizontal direction;

the fastening nut (7) is arranged at the bottom of the backing plate (5) and is in threaded connection with the rod end, so that the photovoltaic module (1), the pressing block (2), the module fixing piece (3), the prestressed inhaul cable (4) and the backing plate (5) are fixed mutually;

and the photovoltaic module bolt and nut (8) is used for fixedly connecting the photovoltaic module (1) with the module fixing piece (3).

2. The photovoltaic module end fixing node in the flexible photovoltaic support system according to claim 1, wherein: the photovoltaic module fixing piece (3) is provided with a lower limiting part (301), the lower limiting part (301) is in contact with the side part of the photovoltaic module (1), and the lower limiting part (301) extends in the vertical direction.

3. The photovoltaic module end fixation node in a flexible photovoltaic mounting system of claim 2, wherein: the pressing block (2) comprises an upper pressing part (201), an upper limit part (202), an upper connecting part (203) and an extending part (204); the upper pressing part (201) is in contact with the top of the photovoltaic module (1); the upper positioning part (202) is arranged at one end of the upper pressing part (201) and is in contact with the side part of the photovoltaic module (1), and the upper positioning part (202) extends in the vertical direction; the upper connecting part (203) is arranged at the other end of the upper limiting part (202), the U-shaped bolt (6) penetrates through the upper connecting part (203), and the upper connecting part (203) extends along a first direction; the extension part (204) is arranged at the other end of the upper connecting part (203), and the extension part (204) extends to the top of the assembly fixing part (3) along the vertical direction.

4. The photovoltaic module end fixing node in the flexible photovoltaic support system according to claim 3, wherein: the surface of the upper stitching part (201) contacting with the photovoltaic module (1) is in a tooth shape.

5. The photovoltaic module end fixing node in the flexible photovoltaic support system according to claim 3, wherein: the assembly fixing piece (3) is provided with a first through hole (302) for the rod end of the U-shaped bolt (6) to pass through and a second through hole (303) for the bolt nut (8) of the photovoltaic assembly to pass through;

and a third through hole (503) for the rod end of the U-shaped bolt (6) to pass through is formed in the backing plate (5).

6. The photovoltaic module end fixing node in the flexible photovoltaic support system according to claim 3, wherein: briquetting (2), subassembly mounting (3) and backing plate (5) are the aluminum alloy spare, U type bolt (6), fastening nut (7) and photovoltaic module bolt and nut (8) are the stainless steel spare.