CN219732558U - Photovoltaic support and photovoltaic system - Google Patents

Abstract

The utility model discloses a photovoltaic bracket and a photovoltaic system, and relates to the technical field of photovoltaic equipment. The photovoltaic support includes: two first supporting members arranged in parallel; at least two second supporting pieces arranged in parallel, wherein two ends of each second supporting piece in the length direction are respectively fixed above the two first supporting pieces; and the third supporting pieces are positioned between the two first supporting pieces and are sequentially fixed above the second supporting pieces along the length direction of the third supporting pieces, and the third supporting pieces are used for connecting the photovoltaic panel. When installing in the roof, be used for supporting the third support piece of photovoltaic board and prop away the roof by first bracing piece and second bracing piece, but not direct connection roof, along with the increase of photovoltaic board, but the quantity and the position free choice of third support piece can not influence the structural strength of roof because of the quantity setting of third support piece, can reduce the damage to the roof.

Description

Photovoltaic support and photovoltaic system

Technical Field

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

Background

In recent years, the development of household photovoltaics is rapid, and when photovoltaic modules are installed on roofs, the photovoltaic modules are usually installed by means of photovoltaic brackets. An existing photovoltaic bracket comprises a plurality of rods directly connected with a roof, each photovoltaic plate in a photovoltaic assembly is fixedly connected with each rod respectively, and one photovoltaic plate can be connected with a plurality of (for example 4) rods to be reliably supported, so that a plurality of rods are required to be arranged on the roof, the rods are usually connected with holes drilled in the roof, the more the photovoltaic plates are required to be arranged, the more the rods are required to be arranged, the serious roof damage is caused, and even water leakage and the like can be caused.

Therefore, how to reduce damage to the roof is a technical problem that the person skilled in the art needs to solve at present.

Disclosure of Invention

In view of the above, an object of the present utility model is to provide a photovoltaic bracket and a photovoltaic system including the photovoltaic bracket, which can reduce damage to a roof when mounted on the roof.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a photovoltaic bracket comprising:

two first supporting members arranged in parallel;

the two ends of each second support piece in the length direction of the second support piece are respectively fixed above the two first support pieces;

and the third supporting pieces are positioned between the two first supporting pieces, are sequentially fixed above the second supporting pieces along the length direction of the third supporting pieces, and are used for connecting the photovoltaic panels.

Preferably, the first supporting member is fixedly provided with a first connecting seat, the second supporting member is fixedly connected to the first connecting seat, and the position of the first connecting seat is adjustable in the length direction of the first supporting member.

Preferably, the first connecting seat comprises a bottom plate and a mounting ring fixed above the bottom plate, the second supporting piece is inserted into the mounting ring, and the bottom plate is fixed above the first supporting piece through bolts.

Preferably, the second support is threadably connected to the mounting ring.

Preferably, in each of the second supporting members, two second supporting members located at two ends of the first supporting member in the length direction are respectively second edge supporting members, a second connecting seat is fixedly arranged on each second edge supporting member, the third supporting member is fixedly connected to the second connecting seat, and the position of the second connecting seat is adjustable in the length direction of the second supporting member.

Preferably, the second connecting seat comprises a bending plate protruding towards one side and connecting plates fixed at two ends of the bending plate so as to form an omega-shaped plate; the bending plate is buckled with the second supporting piece from the lower part of the second supporting piece, and the connecting plate is positioned below the third supporting piece and is used for fixing the third supporting piece through bolts.

Preferably, each of the second support members further includes a second intermediate support member located between the two second side support members, and the third support member overlaps the second intermediate support member.

Preferably, the first support is fixedly connected with the roof through expansion screws; alternatively, the first support is fixedly connected to a rebar implanted on the roof.

Preferably, the first support is an aluminum rail.

The photovoltaic system comprises a photovoltaic module and a photovoltaic bracket, wherein the two first supporting pieces are respectively fixed above two opposite edges of a roof, the photovoltaic module comprises a photovoltaic plate, and the photovoltaic plate is fixed on the top surface of the third supporting piece.

The photovoltaic bracket provided by the utility model comprises: two first supporting members arranged in parallel; at least two second supporting pieces arranged in parallel, wherein two ends of each second supporting piece in the length direction are respectively fixed above the two first supporting pieces; and the third supporting pieces are positioned between the two first supporting pieces and are sequentially fixed above the second supporting pieces along the length direction of the third supporting pieces, and the third supporting pieces are used for connecting the photovoltaic panel.

When installing in the roof, two first support piece fixed connection roofs, second support piece and third support piece all connect in first support piece top, the photovoltaic board is fixed in third support piece top, that is to say, in this photovoltaic support, only need two first support piece lug connection roofs can, and be used for supporting the third support piece of photovoltaic board, because it connects on the second support piece, by first bracing piece and second bracing piece propping off the roof, but not lug connection roof, along with the increase of photovoltaic board, the quantity and the position of third support piece can freely be selected, and can not influence the structural strength of roof because of the quantity setting of third support piece, can reduce the damage to the roof.

The photovoltaic system provided by the utility model comprises the photovoltaic bracket, so that the damage to the roof can be reduced when the photovoltaic system is installed on the roof.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

Fig. 1 is a front view of a photovoltaic bracket provided by the utility model when the photovoltaic bracket is installed on a common roof house;

fig. 2 is a front view of the photovoltaic bracket provided by the utility model when the photovoltaic bracket is installed on a common roof house;

FIG. 3 is a partial block diagram of a photovoltaic bracket and a photovoltaic panel provided by the utility model;

fig. 4 is a structural diagram of a first connection seat in the photovoltaic bracket provided by the utility model;

FIG. 5 is a block diagram of the junction of the first support and the second support in the photovoltaic bracket provided by the utility model;

fig. 6 is a structural diagram of a first connection seat in the photovoltaic bracket provided by the utility model.

Reference numerals:

a first support 1;

a second support 2, a second edge support 21, a second intermediate support 22;

a third support 3;

a roof 4;

a photovoltaic module 5, a photovoltaic panel 51;

a first connection seat 6, a mounting ring 61 and a bottom plate 62;

the second connecting seat 7, the bending plate 71 and the connecting plate 72.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a photovoltaic bracket and a photovoltaic system comprising the photovoltaic bracket, which can reduce damage to a roof when being arranged on the roof.

Referring to fig. 1 to 6, an embodiment of a photovoltaic bracket provided by the present utility model includes a first support 1, a second support 2 and a third support 3. The two first supporting pieces 1 are arranged in parallel and are used for being directly connected to the roof 4, and can be mounted on the roof and located at two ends of the house in the front length direction, the two first supporting pieces 1 can bear the weight of the second supporting pieces 2, the third supporting pieces 3 and the photovoltaic modules 5, and the photovoltaic modules 5 comprise a plurality of photovoltaic panels 51. At least two second supporting pieces 2 are arranged in parallel, and both ends of each second supporting piece 2 in the length direction thereof are respectively fixed above the two first supporting pieces 1. The third supporting pieces 3 are located between the two first supporting pieces 1, the third supporting pieces 3 are sequentially fixed above the second supporting pieces 2 along the length direction of the third supporting pieces 3, the third supporting pieces 3 are used for connecting the photovoltaic panels 51, and the photovoltaic panels 51 can be mounted on the third supporting pieces 3 through bonding and the like. Alternatively, the length direction of the first support 1 is parallel to the length direction of the third support 3 and perpendicular to the length direction of the second support 2.

When the photovoltaic support is installed on a roof 4, the two first support pieces 1 are fixedly connected with the roof 4, the second support pieces 2 and the third support pieces 3 are connected above the first support pieces 1, the photovoltaic panel 51 is fixed above the third support pieces 3, that is, in the photovoltaic support, only two first support pieces 1 are directly connected with the roof 4, and the third support pieces 3 for supporting the photovoltaic panel 51 are connected with the second support pieces 2 instead of being directly connected with the roof 4, the number and the positions of the third support pieces 3 can be freely selected along with the increase of the photovoltaic panels, the structural strength of the roof 4 cannot be affected due to the arrangement of the number of the third support pieces 3, and the damage to the roof 4 can be reduced.

Further, as shown in fig. 4 and 5, the first supporting member 1 is fixedly provided with a first connecting seat 6, the second supporting member 2 is fixedly connected to the first connecting seat 6, and the position of the first connecting seat 6 is adjustable in the length direction of the first supporting member 1, so that the distance between the different second supporting members 2 can be adjusted according to the size of the photovoltaic panel 51.

Wherein, optionally, first connecting seat 6 includes bottom plate 62 and is fixed in collar 61 of bottom plate 62 top, and second support 2 peg graft in collar 61, and bottom plate 62 bolt fastening is fixed in first support 1 top, simple structure, convenient assembling. In addition, the second support 2 is preferably screwed to the mounting ring 61 to improve the reliability of the connection between the second support 2 and the first connection seat 6, and the first connection seat 6 may be connected to the first support 1 after the first connection seat 6 is connected to the end of the second support 2 during the assembly process. Specifically, the mounting ring 61 comprises a nut, which is locked and fixed with an external thread on the second support 2.

Of course, in other embodiments, the second support 2 may also be welded or bolted directly to the first support 1.

Further, as shown in fig. 3 to 6, two second supports 2 located at both ends in the longitudinal direction of the first support 1 among the respective second supports 2 are second side supports 21, respectively. The second side support piece 21 is fixedly provided with the second connecting seat 7, the third support piece 3 is fixedly connected to the second connecting seat 7, the position of the second connecting seat 7 is adjustable in the length direction of the second support piece 2, and the position of each third support piece 3 can be adjusted according to the size applicability of the photovoltaic panel 51, so that the applicability is improved.

Wherein, specifically, the second connecting seat 7 comprises a bending plate 71 protruding toward one side and connecting plates 72 fixed to both ends of the bending plate 71 to constitute an omega-shaped plate; the bent plate 71 buckles the second support piece 2 from the lower part of the second support piece 2, the connecting plate 72 is located below the third support piece 3 and is used for fixing the third support piece 3 through bolts, the second connecting seat 7 is simple in structure and can be formed by bending a plate, and machining is facilitated.

The "Ω" type of the Ω -type plate is emphasized that the general extending direction of the plate, and specific bending angles of different positions of the bending plate 71 may be set as required, for example, V-type, C-type or U-type, and the included angle between the bending plate 71 and the connecting plate 72 may be set as required, for example, 90 °.

Further, as shown in fig. 2 and 3, each second support 2 further includes a second intermediate support 22 located between the two second side supports 21. The third support 3 overlaps the second intermediate support 22. By providing the second intermediate support 22, deformation of the middle portion of the third support 3 due to excessive load can be avoided.

Wherein, optionally, as shown in fig. 3, two second intermediate supports 22 are provided, wherein one second intermediate support 22 and one second side support 21 are respectively provided near two sides in the length direction of one photovoltaic panel 51, and the other second intermediate support 22 and the other second side support 21 are provided near two sides in the length direction of the other photovoltaic panel 51, so as to reliably support the two photovoltaic panels 51 arranged in the length direction of the first support 1 by the four second supports 22. Of course, in other embodiments, the second intermediate support 22 may be provided in three or more numbers.

Further, the first support 1 is fixedly connected with the roof 4 through expansion screws, so that the assembly is convenient. Alternatively, in other embodiments, the first support 1 may be fixedly attached to the rebar implanted in the roof 4. Alternatively still, the first support 1 may be welded to the roof 4.

Further, the first supporting piece 1, the second supporting piece 2 and the third supporting piece 3 are rod pieces, specifically, the first supporting piece 1 is an aluminum rail, which is beneficial to realizing the light weight of the photovoltaic bracket and reducing the bearing of the roof 4. In addition, the second support 2 is made of round steel, and the third support 3 may be made of purlin, in particular iron sheet. Wherein the photovoltaic support may be a flexible support depending on the choice of the flexibility of the first support 1, the second support 2 and the third support 3. Of course, in other embodiments, the second support 2 or the third support 3 may be other structures such as steel cables.

The photovoltaic bracket in the embodiment has the advantages of simple structure of each part, high reliability, low failure rate and the like; when the device is arranged on the roof 4, excessive punching on the roof of the roof 4 can be avoided, and the damage to the structure of the roof is reduced; the light materials such as aluminum rails and the like are selected, so that the load of the photovoltaic bracket on the roof can be reduced to the maximum, the weight of the photovoltaic bracket can be only 7.2kg, and the damage to the roof 4 can be reduced; the solar photovoltaic roof is applicable to tile roofs, color steel tiles and farmer roofs 4 with poor roof conditions, and expands the installation range and scale of the household photovoltaic.

Besides the photovoltaic bracket, the utility model also provides a household photovoltaic system, which comprises the photovoltaic bracket, wherein the photovoltaic bracket can be specifically provided in any embodiment, and the beneficial effects can be correspondingly referred to the embodiments. In addition, the household photovoltaic system further comprises a photovoltaic module, the two first supporting pieces 1 are respectively fixed above two opposite edges of the roof 4, the photovoltaic module 5 comprises a photovoltaic plate 51, and the photovoltaic plate 51 is fixed on the top surface of the third supporting piece 3.

Wherein, alternatively, the bottom surface of the photovoltaic panel 51 may be adhered and fixed to the top surface of the third support 3 by a structure such as a structural adhesive. Alternatively, as shown in fig. 1 to 3, one photovoltaic panel 51 is supported by 3 third supports 3, and regions (for example, 20mm wide regions) at the edges of the photovoltaic panel 51 are connected to the three third supports 3, respectively, and in other embodiments, more third supports 3 may be connected.

The photovoltaic bracket provided by the utility model can be supported below the photovoltaic module 5, the photovoltaic module 5 is suspended above a roof, the photovoltaic module 5 directly bears load through the third supporting piece 3, the original roof structure is not seriously damaged, the roof can be protected, the wind, water and sun of the roof are prevented, and the service life is prolonged.

It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality", "a plurality of groups" is two or more.

The terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The photovoltaic bracket and the photovoltaic system provided by the utility model are described in detail above. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (10)

1. A photovoltaic bracket, comprising:

two first supports (1) arranged in parallel;

at least two second supporting pieces (2) arranged in parallel, wherein two ends of each second supporting piece (2) in the length direction are respectively fixed above the two first supporting pieces (1);

and the third supporting pieces (3) are positioned between the two first supporting pieces (1), the third supporting pieces (3) are sequentially fixed above the second supporting pieces (2) along the length direction of the third supporting pieces, and the third supporting pieces (3) are used for connecting the photovoltaic panels (51).

2. The photovoltaic bracket according to claim 1, characterized in that a first connecting seat (6) is fixedly arranged on the first supporting member (1), the second supporting member (2) is fixedly connected to the first connecting seat (6), and the position of the first connecting seat (6) is adjustable in the length direction of the first supporting member (1).

3. The photovoltaic bracket according to claim 2, characterized in that the first connection seat (6) comprises a bottom plate (62) and a mounting ring (61) fixed above the bottom plate (62), the second support (2) is inserted in the mounting ring (61), and the bottom plate (62) is bolted above the first support (1).

4. A photovoltaic bracket according to claim 3, characterized in that the second support (2) is screwed to the mounting ring (61).

5. The photovoltaic bracket according to claim 1, wherein, in each of the second supporting members (2), two second supporting members (2) located at two ends of the first supporting member (1) in the length direction are second side supporting members (21), a second connecting seat (7) is fixedly arranged on the second side supporting member (21), the third supporting member (3) is fixedly connected to the second connecting seat (7), and the position of the second connecting seat (7) is adjustable in the length direction of the second supporting member (2).

6. The photovoltaic bracket according to claim 5, characterized in that the second connection base (7) comprises a bending plate (71) protruding toward one side and connection plates (72) fixed to both ends of the bending plate (71) to constitute an Ω -shaped plate; the bending plate (71) is used for buckling the second supporting piece (2) from the lower portion of the second supporting piece (2), and the connecting plate (72) is located below the third supporting piece (3) and is used for fixing the third supporting piece (3) through bolts.

7. The photovoltaic bracket according to claim 5, characterized in that each of the second supports (2) further comprises a second intermediate support (22) located between two of the second edge supports (21), the third support (3) overlapping above the second intermediate support (22).

8. The photovoltaic bracket according to any of the claims 1 to 7, characterized in that the first support (1) is fixedly connected to the roof (4) by means of expansion screws; or the first supporting piece (1) is fixedly connected with the steel bars implanted on the roof (4).

9. The photovoltaic bracket according to any of the claims 1 to 7, characterized in that the first support (1) is an aluminum rail.

10. A photovoltaic system comprising a photovoltaic module (5) and a photovoltaic support according to any one of claims 1 to 9, two of said first supports (1) being respectively fixed above two opposite edges of a roof (4), said photovoltaic module (5) comprising a photovoltaic panel (51), said photovoltaic panel (51) being fixed to the top surface of said third support (3).