CN219780035U

CN219780035U - Purlin and photovoltaic support

Info

Publication number: CN219780035U
Application number: CN202321271053.8U
Authority: CN
Inventors: 张子成; 徐星伦; 钟继恒; 杨颖�; 张翠婷
Original assignee: Arctech Solar Holding Co Ltd
Current assignee: Arctech Solar Holding Co Ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2023-09-29
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses a purline, which comprises a purline body and a reinforcing structure. The purlin body includes two lateral walls, be formed with the open slot between two lateral walls, reinforced structure locates the purlin body, reinforced structure seals at least part open slot and with two lateral walls are connected. The utility model also discloses a photovoltaic bracket, which comprises the purline. So set up, can strengthen the structural strength of purlin, reduced manufacturing cost simultaneously, realize the lightweight.

Description

Purlin and photovoltaic support

Technical Field

The utility model relates to the technical field of photovoltaics, in particular to a purline and a photovoltaic bracket.

Background

In the existing photovoltaic system, most of the purlines are hollow open purlines. In some special cases, the purlines are deflected in the transverse direction under the action of external load such as strong wind, so that the photovoltaic module and the purlines are overturned or have other accidents caused by overlarge relative displacement.

Accordingly, there is a need to provide a new purlin and photovoltaic bracket to solve the above problems.

Disclosure of Invention

The utility model aims to provide a purline and a photovoltaic bracket, which can strengthen the strength of the whole structure of the purline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model discloses a purline, which comprises a purline body and a reinforcing structure, wherein the purline body comprises two side walls, an open slot is formed between the two side walls, the reinforcing structure is arranged on the purline body, and the reinforcing structure is used for sealing at least part of the open slot and is connected with the two side walls.

As a further improved technical scheme of the utility model, the cross section of the open slot along the A-A direction at the reinforced structure is a closed structure, the A-A direction is respectively perpendicular to the height direction and the width direction of the purline body, and the A-A direction is parallel to the length direction of the purline body.

As a further improved technical scheme of the utility model, the reinforcing structure is arranged in the open slot or coated outside the purline body.

As a further improved technical scheme of the utility model, the reinforcing structure is a block structure, and the block structure is arranged in the open slot.

As a further improved technical scheme of the utility model, the reinforcing structure is U-shaped and comprises two bending parts and a main body part, wherein the two bending parts are fixedly connected with the inner walls or the outer walls of the two side walls respectively.

As a further improved technical scheme of the utility model, the reinforcing structure further comprises a fixing part, wherein the fixing part is connected with the main body part, and the fixing part can be abutted against the photovoltaic assembly fixed on the purlin body.

As a further improved technical scheme of the utility model, a connecting part is further arranged between the fixing part and the main body part, two ends of the connecting part are respectively fixedly connected with the fixing part and the main body part, the connecting part is coplanar with the main body part, and the bending direction of the fixing part and the bending part is opposite.

As a further improved technical scheme of the utility model, the number of the reinforcing structures is multiple, and the reinforcing structures are symmetrically arranged relative to the center line of the purline body.

As a further improved technical scheme of the utility model, the reinforcing structure and the purline body are fixed through screws, buckles or welding.

As a further improved technical scheme of the utility model, the reinforcing structure is integrally formed.

As a further improved technical scheme of the utility model, at least one heating structure is arranged at the end part of the purline body along the length direction.

In order to achieve the above purpose, the present utility model further adopts the following technical scheme:

the utility model discloses a photovoltaic bracket which comprises the purline.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model discloses a purline, which comprises a purline body and a reinforcing structure, wherein the purline body is provided with an open slot. The purline body is arranged along the length direction of the purline body through the reinforcing structure, so that the open slot is of a closed structure along the section of the reinforcing structure along the direction A-A, the overall structural strength of the purline body is enhanced, and the phenomenon that the purline body deflects when the direction A-A is subjected to external load, and the side turning or other accidents of the photovoltaic module arranged on the purline are caused is avoided. Meanwhile, the structure is simple, and the installation is convenient.

Drawings

FIG. 1 is a schematic perspective view of a purlin and photovoltaic bracket of the present utility model;

FIG. 2 is an enlarged partial schematic view of portion E of FIG. 1;

FIG. 3 is an enlarged partial schematic view of the purlin body of the present utility model;

FIG. 4 is an enlarged fragmentary schematic view of the purlin body and reinforcing structure of the first embodiment of the present utility model in an assembled condition;

FIG. 5 is a schematic perspective view of the reinforcing structure of FIG. 4;

FIG. 6 is an enlarged partial schematic view of another embodiment of the reinforcing structure of FIG. 4 in an armed state with purlin bodies;

FIG. 7 is a schematic partial perspective view of a purlin body and reinforcing structure in an assembled condition in accordance with a second embodiment of the present utility model;

FIG. 8 is a schematic partial perspective view of a purlin body and reinforcing structure in an assembled condition in accordance with a third embodiment of the present utility model;

fig. 9 is a side view of a purlin body of the utility model.

Detailed Description

Exemplary embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. If there are several specific embodiments, the features in these embodiments can be combined with each other without conflict. When the description refers to the accompanying drawings, the same numbers in different drawings denote the same or similar elements, unless otherwise specified. What is described in the following exemplary embodiments does not represent all embodiments consistent with the utility model; rather, they are merely examples of apparatus, articles, and/or methods that are consistent with aspects of the utility model as set forth in the claims.

The terminology used in the present utility model is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present utility model. As used in the specification and claims of the present utility model, the singular forms "a," "an," or "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that words such as "first," "second," and the like, used in the description and in the claims of the present utility model, do not denote any order, quantity, or importance, but rather are names used to distinguish one feature from another. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "rear," "upper," "lower," and the like are used herein for convenience of description and are not limited to a particular location or to a spatial orientation. The word "comprising" or "comprises", and the like, is an open-ended expression, meaning that elements appearing before "comprising" or "including", encompass the elements appearing after "comprising" or "including", and equivalents thereof, and not exclude that elements appearing before "comprising" or "including", may also include other elements. In the present utility model, if a plurality of the above-mentioned components are present, the meaning of the above-mentioned components is two or more.

Referring to fig. 1 to 9, the present utility model discloses a purline 100, wherein the purline 100 comprises a purline body 1 and a reinforcing structure 2. The purlin body 1 includes two side walls 12, and an open groove 101 is formed between the two side walls 12. The reinforcing structure 2 is arranged on the purline body 1, and the reinforcing structure 2 is used for closing at least part of the open groove 101 and is connected with the two side walls 12. The open channel 101 is closed in cross-section along the A-A direction at the reinforcing structure 2. As shown in fig. 9, the direction A-A is perpendicular to the height direction and the width direction of the purline body 1, that is, the direction A-A is parallel to the length direction of the purline body 1, and the width direction is the transverse direction of the purline body 1.

Referring to fig. 3 to 5, the purline body 1 further includes a bottom wall 11, two side walls 12 extend upward from two ends of the bottom wall 11, the two side walls 12 and the bottom wall 11 enclose together to form a through-long open slot 101, the reinforcing structure 2 is fixedly connected with the two side walls 12, and the reinforcing structure 2 is cut along the direction A-A, at least one section is connected with the two side walls 12, so that the open slot 101 is in a closed structure at the reinforcing structure 2, thereby improving the structural strength of the two side walls 12 along the direction A-A, and avoiding side turning or other accidents of the photovoltaic module 20 arranged on the purline body 1 due to the offset of the purline body 1 when the purline body is subjected to external load.

Referring to fig. 3, the purline body 1 further includes two horizontal walls 13, the two horizontal walls 13 are respectively disposed at one ends of the two side walls 12 far away from the bottom wall 11, the two horizontal walls 13 are respectively disposed in an outward horizontal extension manner, the two horizontal walls 13 are used for fixing the photovoltaic module 20, and the photovoltaic module 20 and the horizontal walls 13 are fixedly connected through screws. The purlin body 1 in this embodiment has a substantially "several" shape. In other embodiments, the purlin body 1 may also be H-shaped, C-shaped, or U-shaped.

Referring to fig. 2 and fig. 4 to 9, the reinforcing structure 2 is disposed in the open slot 101 or is wrapped around the purline body 1. The reinforcing structure 2 and the purlin body 1 are fixed by screws, buckles or welding, which is not limited herein. The number of the reinforcing structures 2 is plural, and the reinforcing structures 2 are symmetrically arranged relative to the central line D-D of the purline body 1, as shown in fig. 9, the central line D-D is: looking at the side wall 12 of the purline body 1, the purline body 1 is equally divided into two parts of central lines in the length direction of the purline body 1.

In this embodiment, there are two reinforcing structures 2, and the two reinforcing structures 2 are respectively fixed at opposite ends of the purline body 1 along the length direction of the purline body 1 and connected with the inner walls or the outer walls of the two side walls 12 of the purline body 1. In other embodiments, the plurality of reinforcing structures 2 are disposed in the open slot 101, and the reinforcing structures 2 disposed in the open slot 101 are fixedly connected with the inner wall of the sidewall 12 of the purline body 1, so as to further strengthen the structural strength of the purline body 1.

Referring to fig. 7, in the first embodiment, the reinforcing structure 2 has a U shape, and the reinforcing structure 2 includes two bending portions 21 and a main body portion 22. Preferably, the main body 22 is perpendicular to the bottom wall 11, and the two bending portions 21 are fixedly connected to the inner walls or the outer walls of the two side walls 12, respectively. Preferably, the two reinforcing structures 2 are respectively fixed at two opposite ends of the purline body 1, so that the section of the open slot 101 along the A-A direction at the reinforcing structure 2 is a closed structure, and the purline body 1 can be ensured not to deviate when being subjected to external load.

The corresponding positions of the two bending parts 21 are respectively provided with a first positioning hole, the corresponding positions of the two side walls 12 are respectively provided with a second positioning hole, the first positioning holes are connected with the second positioning holes through fasteners such as screws, the purline body 1 is reinforced transversely through the reinforcing structure 2, and the purline body 1 is prevented from being deviated when being subjected to external loads such as strong wind. In other embodiments, the main body 22 is parallel to the bottom wall 11, and the two bending portions 21 and the side wall 12 may be fastened by snap or welding, which is not limited herein.

Preferably, the reinforcing structure 2 is integrally formed. That is, the two bending portions 21 and the main body portion 22 are integrally formed by a pressing process, and the two bending portions 21 may be welded to opposite sides of the main body portion 22 by welding.

Referring to fig. 2 and fig. 4 to 6, the reinforcing structure 2 further includes a fixing portion 23, two bending portions 21 are disposed on opposite sides of the main body 22 along a first direction B-B of the main body 22, the first direction B-B is a width direction of the purline body 1, the fixing portion 23 is disposed on one side of the main body 22 along a second direction C-C of the main body 22, the second direction C-C is a height direction of the purline body 1, the fixing portion 23 is connected with the main body 22, and the fixing portion 23 can be abutted to the photovoltaic module 20 fixed on the purline body 1. A connecting part 24 is also arranged between the fixing part 23 and the main body part 22, two ends of the connecting part 24 are respectively fixedly connected with the fixing part 23 and the main body part 22, the connecting part 24 is coplanar with the main body part 22, and the bending directions of the fixing part 23 and the bending part 21 are opposite. After the two bending parts 21 of the reinforcing structure 2 are fixedly connected with the outer walls of the two side walls 12 of the purline body 1, the fixing parts 23 and the two horizontal walls 13 are on the same plane. The fixing portion 23 has a through hole 231, and a screw passes through the through hole 231 to fix the photovoltaic module 20 to the fixing portion 23. In the installation, the bending part 21 is fixed with the two side walls 12 of the purline body 1 through screws, the photovoltaic module 20 is fixed on the purline body 1, and then the fixing part 23 is fixed with the photovoltaic module 20 through screws, so that the connection strength of the photovoltaic module 20 and the purline body 1 is improved. In this embodiment, the reinforcing structure 2 is formed by integrally bending, and the material and thickness of the reinforcing structure 2 are determined according to the type or requirement of the purline body 1. Preferably, the reinforcing structure 2 is formed by integrally bending a metal plate with the thickness of 1.5mm, has a simple structure, is convenient to install, reduces the production cost, and can realize the light weight of the whole structure of the photovoltaic bracket.

In the above embodiment, the height of the bending portion 21 is generally 1/2 of the height of the side wall 12, and the height of the bending portion 21 may be 3/4 of the height of the side wall 12 or the same as the height of the side wall 12, depending on different needs. When the bending part 21 and the side wall 12 are fixed by the screw, and the screw interferes with the screw which is positioned on the horizontal wall 13 and fixes the photovoltaic module 20, the height of the bending part 21 is set to be 1/2 of the height of the side wall 12, so that the influence of the position interference on the installation of the two parts can be avoided. When the bending portion 21 and the side wall 12 are fixed by the screw, and the screw does not interfere with the screw of the horizontal wall 13, the height of the bending portion 21 can be the same as the height of the side wall 12, and the whole structural strength of the purline body 1 is further improved by increasing the contact area between the bending portion 21 and the side wall 12.

Referring to fig. 2 and fig. 4 to 7, in the second embodiment, the reinforcing structure 2 'is a separate U-shaped structure, and the reinforcing structure 2' includes two bending portions 21 'and a main body portion 22'. In the present embodiment, the main body 22 'is perpendicular to the bottom wall 11, and the two bending portions 21' are fixedly connected to the inner walls or the outer walls of the two side walls 12 of the purline body 1, respectively. When the two bending parts 21 'are fixedly connected with the outer walls of the two side walls, the two reinforcing structures 2' are respectively fixed at the two opposite ends of the purline body 1, so that the open slot 101 is of a closed structure along the section of the reinforcing structure 2 along the direction A-A, and the purline body 1 can be ensured not to deviate when being subjected to external load. In other embodiments, the main body 22' is parallel to the bottom wall 11, and can also serve to strengthen the structural stability of the purlin body 1, which is not limited herein.

Referring to fig. 8, in the third embodiment, the reinforcing structure 2 "is a block structure, and the reinforcing structure 2" of the block structure is disposed in the open slot 101. Specifically, the reinforcing structure 2″ having a block structure is embedded between the two side walls 12, and the block reinforcing structure 2″ is fixed with the inner walls of the two side walls 12 by means of screws, buckles or welding, so that the structural strength and stability of the purline body 1 can be ensured.

Referring to fig. 1, the present utility model also discloses a photovoltaic bracket including the purline 100. Through applying foretell purlin 100 on photovoltaic support, can enough improve photovoltaic support overall structure's intensity, simple structure, it is convenient to install, has reduced manufacturing cost, can realize photovoltaic support overall structure lightweight simultaneously.

In summary, the present utility model discloses a purline 100, where the purline 100 includes a purline body 1 and a reinforcing structure 2, and the purline body 1 is provided with an open slot 101. The reinforced structure 2 is arranged on the purline body 1 along the length direction of the purline body 1, so that the open slot 101 is of a closed structure in the section of the reinforced structure 2 along the direction A-A, the overall structural strength of the purline body 1 is enhanced, and the purline body 1 is prevented from shifting when the direction A-A receives external load, and the side turning or other accidents of the photovoltaic module 20 arranged on the purline 100 are caused. Meanwhile, the structure is simple, and the installation is convenient.

The above embodiments are only for illustrating the technical solutions described in the present utility model and should not be construed as limiting the present utility model, and the present utility model should be understood based on the description of the directivity of the present utility model such as "front", "rear", "left", "right", "upper", "lower", etc., and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that the present utility model can be modified or substituted by those skilled in the art without departing from the spirit and scope of the present utility model and all the modifications thereof should be covered in the scope of the claims of the present utility model.

Claims

1. The utility model provides a purlin, its characterized in that, purlin includes purlin body (1) and additional strengthening (2), purlin body (1) include two lateral walls (12), be formed with open slot (101) between two lateral walls (12), additional strengthening (2) are located purlin body (1), additional strengthening (2) seal at least part open slot (101) and with two lateral walls (12) are connected.

2. A purlin according to claim 1, characterized in that the open channel (101) is closed in cross section along A-A direction at the stiffening structure (2), the A-A direction being perpendicular to the height direction and width direction of the purlin body (1), respectively, the A-A direction being parallel to the length direction of the purlin body (1).

3. Purlin according to claim 1, characterized in that the stiffening structure (2) is provided in the open slot (101) or clad outside the purlin body (1).

4. A purlin according to claim 3, characterized in that the stiffening structure (2) is a block structure, which is arranged in the open groove (101).

5. Purlin according to claim 1, characterized in that the stiffening structure (2) is U-shaped, the stiffening structure (2) comprising two bent portions (21) and a main body portion (22), the two bent portions (21) being fixedly connected with the inner or outer walls of the two side walls (12), respectively.

6. Purlin according to claim 5, characterized in that the stiffening structure (2) further comprises a fixing portion (23), the fixing portion (23) being connected to the main body portion (22), the fixing portion (23) being capable of abutting against a photovoltaic module fixed on the purlin body (1).

7. Purline according to claim 6, characterized in that a connecting part (24) is further arranged between the fixing part (23) and the main body part (22), two ends of the connecting part (24) are fixedly connected with the fixing part (23) and the main body part (22) respectively, the connecting part (24) is coplanar with the main body part (22), and the bending direction of the fixing part (23) is opposite to that of the bending part (21).

8. Purlin according to claim 1, characterized in that the number of the reinforcing structures (2) is plural, and that a plurality of the reinforcing structures (2) are symmetrically arranged with respect to the center line of the purlin body (1).

9. Purlin according to claim 1, characterized in that the stiffening structure (2) is fixed to the purlin body (1) by screws, snaps or welding.

10. Purlin according to claim 1, characterized in that the stiffening structure (2) is integrally formed.

11. Purlin according to claim 1, characterized in that at least one of the stiffening structures (2) is arranged at a longitudinal end of the purlin body (1).

12. A photovoltaic bracket comprising the purlin of any one of claims 1 to 11.