CN216356552U

CN216356552U - Photovoltaic support and photovoltaic support system comprising same

Info

Publication number: CN216356552U
Application number: CN202122534564.1U
Authority: CN
Inventors: 张克闯; 宫芳涛
Original assignee: Longi Green Energy Solar Engineering Co Ltd
Current assignee: Longi Solar Technology Co Ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-19
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a photovoltaic bracket, comprising: the fixing assembly is used for fixing the photovoltaic bracket; the lower end of the clamping component is connected to the fixing component, and the upper end of the clamping component forms a clamping part; and the guide rail is clamped on the clamping part. When the photovoltaic bracket is used, the photovoltaic bracket can be installed on a household tile pitched roof, firstly, positioning marks are carried out according to the arrangement condition of the roof photovoltaic components and the installation position of the fixing component which is calculated in advance, the tiles are lifted at the corresponding marks, the hook is fixed on a roof rafter by using a wood screw, and the height of the supporting plate of the fixing component is adjusted, so that the overlapping and the lap joint of the upper and lower layers of tiles are tight, and the roof water leakage caused by the untight overlapping and lap joint part of the tiles is prevented; then, installing a clamping assembly on the fixing assembly, installing a guide rail on a clamping part of the clamping assembly, and splicing the guide rail and the guide rail by using a guide rail connecting piece; and finally, fixing the photovoltaic module on the guide rail. The utility model also discloses a photovoltaic bracket system.

Description

Photovoltaic support and photovoltaic support system comprising same

Technical Field

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

Background

With the increasingly prominent problems of global energy shortage, climate change and the like, clean and safe renewable energy is widely regarded, and countries around the world are increasing the investment on clean renewable energy, improving the ratio of the clean renewable energy in energy consumption and gradually replacing the traditional fossil energy. Solar energy is a renewable energy source which is abundant in resource, widely distributed and permanently available, and has great development and utilization potential. In recent years, with the shortage of large ground photovoltaic power station construction resources and the obvious problems of long-distance transmission power loss and the like, the development and construction of household roof photovoltaic power stations in urban areas gradually become a mainstream trend.

In the prior art, on one hand, the existing guide rail is mostly clamped into a groove on the side surface of the guide rail by adopting a special-shaped nut and then integrally locked on the side surface of the straight surface of the hook, which can cause the vertical part of the hook to bear larger bending moment and reduce the bearing capacity of the hook; and the installation is comparatively inconvenient, needs two people to go on simultaneously, holds in the palm the guide rail to horizontal position on the one hand, and the bolt is locked on the other hand.

In the prior art, on the other hand, a plurality of household photovoltaic support systems are designed independently according to specific projects, the household roof projects are usually small in single body capacity, different in roof tile specification, different in roof inclination angle and different in load area, have certain complexity, and if the household roof projects are designed independently one by one, the household roof photovoltaic support systems are complex, and a household roof photovoltaic support system with a wide application range is not provided at present.

In the prior art, on the other hand, the photovoltaic power station is built on the tile roof for the user, and the relatively mature support scheme is that the hook is matched with the aluminum alloy guide rail to fixedly install the photovoltaic module. The design of the hook needs to consider whether the bearing capacity meets the requirement or not and also needs to consider the installation convenience; at present, the material of couple is mostly 304 stainless steel, 6005 aluminum alloy on the market, to wind pressure, snow pressure great area, in order to satisfy the load requirement, needs to increase the thickness of crotch part, and the increase of thickness not only can bring the increase of couple material cost, still can lead to the inconvenience of on-the-spot couple installation, needs to cut the tile part and polish, comparatively expends man-hour, brings the increase of installation cost. Therefore, a photovoltaic bracket and a system thereof with fast and convenient installation, strong bearing capacity and wide application range are needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a photovoltaic bracket and a photovoltaic bracket system thereof, which are convenient to install, strong in bearing capacity, and wide in application range, so as to solve the problems in the prior art.

According to the present invention there is provided a photovoltaic support comprising:

the fixing assembly is used for fixing the photovoltaic bracket;

the lower end of the clamping component is connected to the fixing component, and the upper end of the clamping component forms a clamping part;

and the guide rail is clamped on the clamping part.

Preferably, the fixing component comprises a bottom plate, a supporting plate and a fixing bolt, the lower end of the supporting plate is connected to the bottom plate through the fixing bolt, and the upper end of the supporting plate is connected with the clamping component.

Preferably, the bottom plate is an L-shaped plate, and comprises a first plate and a second plate vertically connected with the first plate; wherein,

the first plate is provided with a plurality of fixing holes, the fixing holes comprise a first fixing hole and a second fixing hole which are arranged in a staggered mode, the first fixing hole is long-strip-shaped, the second fixing hole is round-hole-shaped,

the second plate is provided with a connecting hole used for being connected with the supporting plate, and the connecting hole is long-strip-shaped.

Preferably, the support plate is of a bent structure and comprises a first linear part, a bent part and a second linear part, and the first linear part and the second linear part are respectively connected to two ends of the bent part;

the first straight line part is provided with a first mounting hole used for being connected with the bottom plate, the first mounting hole is long-strip-shaped, the second straight line part is provided with a second mounting hole, and the second mounting hole is used for being connected with the clamping assembly.

Preferably, the fixing assembly further comprises a clamping piece, the clamping piece is matched with the fixing bolt for use, and the fixing bolt is arranged on the clamping piece in a penetrating mode and can rotate relative to the clamping piece;

the clamping piece is of a U-shaped structure, and the U-shaped structure is matched with the supporting plate and used for clamping and coating the supporting plate.

Preferably, the clamping assembly comprises a first clamping piece, a second clamping piece and a locking bolt, and the locking bolt sequentially penetrates through the upper end of the fixing assembly, the second clamping piece and the first clamping piece, so that the first clamping piece and the second clamping piece are fixed to the upper end of the fixing assembly;

wherein, first joint spare with the cooperation of second joint spare is used, and the upper end between them forms joint portion.

Preferably, the clamping assembly further comprises a pre-tightening spring, and the pre-tightening spring is sleeved on the locking bolt and clamped between the first clamping piece and the second clamping piece.

Preferably, the first clamping piece is provided with a clamping claw and a clamping plate, the clamping claw is positioned at the upper end of the first clamping piece, and the clamping plate is positioned at the lower end of the first clamping piece;

the clamping claw is used for clamping the guide rail, and the clamping plate is provided with a clamping interface for clamping and limiting at the upper end of the fixing component.

Preferably, the clamping plate is arranged obliquely, the free end of the clamping plate extends obliquely towards the direction far away from the guide rail, and the surface of the clamping plate close to the guide rail forms an oblique sliding surface;

the lower end face of the second clamping piece is matched with the inclined sliding face, and the inclined sliding face abuts against the lower end face of the second clamping piece, so that the sliding plate can slide relative to the lower end face of the second clamping piece.

Preferably, the second clamping piece comprises a vertical plate and a support plate connected to the vertical plate;

the supporting plate is used for supporting the guide rail, and a clamping claw is arranged on the end of the supporting plate and used for clamping the guide rail.

Preferably, the guide rail is provided with an accommodating cavity for accommodating an assembly mounting clamping piece, and the assembly mounting clamping piece is used for fixing the photovoltaic assembly on the guide rail;

the upper end of guide rail has been seted up the card entry, the card entry is used for the card of subassembly installation fastener is gone into, the lower extreme both sides of guide rail are equipped with two crotch, are used for the joint subassembly is fixed to its joint.

According to a second aspect of the present invention, there is provided a photovoltaic mounting system, comprising a plurality of said photovoltaic mounts, arranged in an array between a plurality of said photovoltaic mounts to form said photovoltaic mounting system.

Has the advantages that:

the photovoltaic bracket and the photovoltaic bracket system formed by the photovoltaic bracket are convenient to install, and can be completed by only placing the guide rail in the clamping part formed by the clamping component, adjusting the guide rail to be horizontal, and locking the bolt by one person; meanwhile, after the installation is finished, the guide rail is positioned right above the fixing assembly, so that the bending moment borne by the fixing assembly can be reduced, and the integral bearing capacity of the fixing assembly is improved; in addition, the photovoltaic support adopts standardized design, and application scope is wide.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 shows a schematic perspective view of a photovoltaic support according to an embodiment of the utility model.

Fig. 2 shows a perspective view of a fastening assembly according to an embodiment of the utility model from a different perspective.

Fig. 3 shows a perspective view of a base plate of a fixing assembly according to an embodiment of the present invention.

Fig. 4 shows a perspective view of a support plate of a fixing assembly according to an embodiment of the present invention.

Fig. 5 is a perspective view of a first clip member of the clip assembly according to an embodiment of the present invention.

Fig. 6 is a perspective view of a second clip member of the clip assembly according to an embodiment of the present invention.

Fig. 7 shows a schematic structural view of a guide rail according to an embodiment of the present invention.

In the figure: the fixing component 1, the bottom plate 11, the first fixing hole 111, the second fixing hole 112, the connecting hole 113, the support plate 12, the first mounting hole 121, the second mounting hole 122, the fixing bolt 13, the clamping piece 14, the clamping component 2, the first clamping piece 21, the first clamping claw 211, the clamping plate 212, the second clamping piece 22, the vertical plate 221, the support plate 222, the second clamping claw 223, the locking bolt 23, the pre-tightening spring 24, the guide rail 3, the accommodating cavity 31, the clamping opening 32 and the hook 33.

Detailed Description

Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.

As shown in fig. 1 to 7, the present invention provides a photovoltaic support, which includes a fixing assembly 1, a clamping assembly 2 and a guide rail 3. The fixing assembly 1 is used for fixing the photovoltaic bracket; the lower end of the clamping component 2 is connected to the fixed component 1, the upper end of the clamping component forms a clamping part, and the opening size of the clamping part is adjustable; and the guide rail 3 is clamped on the clamping part.

Referring to fig. 2 to 4, the fixing assembly 1 includes a bottom plate 11, a support plate 12 and a fixing bolt 13, wherein the lower end of the support plate 12 is connected to the bottom plate 11 via the fixing bolt 13, and the upper end of the support plate 12 is connected to the clamping assembly 2. The bottom plate 11 is an L-shaped plate, and includes a first plate and a second plate vertically connected to the first plate. Wherein, a plurality of fixed orificess have been seted up on the first board, and the fixed orifices includes first fixed orifices 111 and the second fixed orifices 112 of crisscross arrangement each other, and first fixed orifices 111 are rectangular form, and second fixed orifices 112 are the round hole form, offer the connecting hole 113 that is used for being connected with backup pad 12 on the second board, and connecting hole 113 is rectangular form. The fixing holes may be provided in a plurality of rows as needed, and the first fixing holes 111 and the second fixing holes 112 are alternately arranged in each row, so that when the bottom plate 11 is fixed to the roof, the position of the bottom plate 11 can be adjusted to some extent according to the installation condition, thereby making the fixing position of the fixing assembly 1 more accurate.

The support plate 12 is a bending structure, and includes a first linear portion, a bending portion, and a second linear portion, and the first linear portion and the second linear portion are respectively connected to two ends of the bending portion. The first straight line portion is provided with a first mounting hole 121 used for being connected with the bottom plate 11, the first mounting hole 121 is long, the second straight line portion is provided with a second mounting hole 122, the second mounting hole 122 is long, and the second mounting hole 122 is used for being connected with the clamping assembly 2. The connecting hole 113 of the bottom plate 11 is matched with the first mounting hole 121 of the support plate 12, and the fixing bolt 13 passes through the connecting hole 113 and the first mounting hole 121, so that the support plate 12 is fixed to the bottom plate 11 to form the integrated fixing assembly 1. The height of the supporting plate 12 of the fixing component 1 can be adjusted by the connecting holes 113 on the bottom plate 11 and the first mounting holes 121 on the supporting plate 12 and the long strip-shaped structural design of the two mounting holes, so that the overlapping of the upper layer of tiles and the lower layer of tiles is tight, and roof leakage caused by the fact that the overlapping parts of the tiles are not tight is prevented. In addition, the second mounting hole 122 has an elongated structure, so that when the clamping assembly 2 is mounted on the support plate 12, the specific mounting position can be adjusted, and the mounting height of the guide rail 3 can be accurately adjusted.

In this embodiment, the supporting plate 12 is made of 7005-T5 high-strength aluminum alloy, so that the supporting plate has a higher load bearing capacity. And each bent angle adopts the design of big fillet in order to increase bearing capacity, simultaneously, at the horizontal segment of the portion of bending, according to the stress distribution condition, adopts the variable cross section design, has effectively improved material utilization under the prerequisite of guaranteeing load bearing capacity. In addition, the thickness of the support plate 12 of the fixing component 1 is reduced, and simultaneously, the integral bearing capacity of the support plate 12 can be greatly improved, so that the installation time of a single support plate 12 can be effectively reduced, the total number of the support plates 12 in a set of system can be reduced, and the installation cost of the system can be further reduced; in addition, the hook 33 is optimally designed with a variable cross section, so that the bearing capacity of the hook under different roof inclination angles is balanced, and the application range of the support plate 12 is greatly expanded.

Further, the fixing assembly 1 further includes a clamping member 14, the clamping member 14 is used in cooperation with the fixing bolt 13, and the fixing bolt 13 is disposed on the clamping member 14 in a penetrating manner and can rotate relative to the clamping member 14. The clamping piece 14 is a U-shaped structure, and the U-shaped structure is matched with the support plate 12 and used for clamping and coating the support plate 12. The structure design makes the connection of the fixing bolt 13 to the bottom plate 11 and the supporting plate 12 more firm, and can prevent the supporting plate 12 from rotating and skewing relative to the bottom plate 11 when the fixing bolt 13 is screwed. Meanwhile, the joint of the support plate 12 and the bottom plate 11 is designed by adopting a clamping piece 14 with a long-strip-hole matched U-shaped structure, so that the adjustment range is certain, and the adjustment is convenient.

The clamping assembly 2 comprises a first clamping piece 21, a second clamping piece 22 and a locking bolt 23, and the locking bolt 23 sequentially penetrates through the upper end of the fixing assembly 1, the second clamping piece 22 and the first clamping piece 21, so that the first clamping piece 21 and the second clamping piece 22 are fixed at the upper end of the fixing assembly 1. Wherein, first joint spare 21 and second joint spare 22 cooperate the use, and the upper end of both forms joint portion.

The first clamping piece 21 is provided with a first clamping claw 211 and a clamping plate 212, the first clamping claw 211 is positioned at the upper end of the first clamping piece 21, and the clamping plate 212 is positioned at the lower end of the first clamping piece 21. Wherein, first joint claw 211 is used for joint guide rail 3, and the joint interface has been seted up to joint board 212 for the joint is spacing in the upper end of fixed subassembly 1, the joint is in the upper end of backup pad 12 promptly. The first clamping piece 21 is provided with a threaded hole for inserting and locking the locking bolt 23.

The clamping plate 212 is arranged obliquely, the free end of the clamping plate 212 extends obliquely towards the direction far away from the guide rail 3, and the surface of the clamping plate 212 close to the guide rail 3 forms an oblique sliding surface. The lower terminal surface and the slope glide plane of second joint spare 22 match, slope glide plane butt in the lower terminal surface of second joint spare 22 to make the sliding plate can slide for the lower terminal surface of second joint spare 22.

The second clip 22 includes a vertical plate 221 and a support plate 222 connected to the vertical plate 221. The support plate 222 is used for supporting the guide rail 3, and a second clamping claw 223 is arranged at an end of the support plate 222 and used for clamping the guide rail 3. First joint claw 211 and second joint claw 223 set up, cooperate the use relatively, form joint portion between first joint claw 211, second joint claw 223 and the extension board 222, when the joint of guide rail 3 is in joint portion, the bottom of guide rail 3 supports on extension board 222, first joint claw 211 and second joint claw 223 joint respectively in the bottom both ends of guide rail 3. Threaded holes are formed in the first clamping pieces 21, elongated holes are formed in the second clamping pieces 22, and the elongated holes are used for fine adjustment of the matching positions between the two clamping pieces.

Further, the clamping assembly 2 further includes a pre-tightening spring 24, and the pre-tightening spring 24 is sleeved on the locking bolt 23 and clamped between the first clamping member 21 and the second clamping member 22. Structural design like this, when making locking bolt 23 screw up, can make the screw thread joint more firm on the one hand to prevent that the connection between first joint spare 21, second joint spare 22 and the backup pad 12 is more firm and not lax, on the other hand, when revolving wrong locking bolt 23, can make and remain suitable distance between second joint spare 22 and the second joint spare 22 all the time, prevent that the relative structure between two joint spare from being destroyed and making guide rail 3 drop.

When guide rail 3 was installed in joint portion of joint subassembly 2, place guide rail 3 in the joint portion of first joint spare 21 and second joint spare 22, screw up locking bolt 23's in-process, first fastener can carry out horizontal motion, meanwhile, because the sliding fit relation between the slope glide plane of first joint spare 21 and the second joint spare 22 lower extreme for first fastener also can produce the relative motion towards the below in the vertical direction, and then pins guide rail 3.

The guide rail 3 is provided with an accommodating cavity 31 for accommodating an assembly mounting clamping piece, and the assembly mounting clamping piece is used for fixing the photovoltaic assembly on the guide rail. The upper end of guide rail 3 has been seted up the card and has been entered 32, and card entry 32 is used for going into of unit mount fastener, and the lower extreme both sides of guide rail 3 are equipped with two crotch 33 for two joint claws of joint subassembly 2 are fixed to its joint. In addition, a reinforcing rib is provided in the accommodating chamber 31.

The utility model also provides a photovoltaic bracket system which comprises a plurality of photovoltaic brackets, and the photovoltaic brackets are arranged in an array manner to form the photovoltaic bracket system.

When the photovoltaic bracket is used, the photovoltaic bracket can be installed on a household tile pitched roof, firstly, positioning marks are carried out according to the arrangement condition of the roof photovoltaic components and the installation position of the fixing component 1 which is calculated in advance, the tiles are lifted at the corresponding marks, the hook is fixed on a roof wooden rafter by using a wooden screw, and the height of the supporting plate 12 of the fixing component 1 is adjusted, so that the overlapping and the lap joint of the upper and lower layers of tiles are tight, and the roof water leakage caused by the untight overlapping and lap joint part of the tiles is prevented; then, installing a clamping component 2 on the fixed component 1, installing a guide rail 3 on a clamping part of the clamping component 2, and splicing the guide rail 3 and the guide rail 3 by using a guide rail connecting piece; finally, the photovoltaic module is fixed on the guide rail 3.

The photovoltaic bracket and the photovoltaic bracket system formed by the photovoltaic bracket are convenient to install, and can be completed by only one person by placing the guide rail 3 in a clamping part formed by the clamping component, adjusting the guide rail 3 to be horizontal and locking the bolt 23; meanwhile, after the installation is finished, the guide rail 3 is positioned right above the fixed component 1, so that the bending moment borne by the fixed component 1 can be reduced, and the integral bearing capacity of the fixed component 1 is improved; in addition, the photovoltaic support adopts standardized design, and application scope is wide.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the scope of the utility model.

Claims

1. A photovoltaic support, comprising:

the fixing assembly is used for fixing the photovoltaic bracket;

and the guide rail is clamped on the clamping part.

2. The photovoltaic bracket according to claim 1, wherein the fixing component comprises a bottom plate, a support plate and a fixing bolt, the lower end of the support plate is connected to the bottom plate through the fixing bolt, and the upper end of the support plate is connected with the clamping component.

3. The photovoltaic rack of claim 2, wherein the base plate is an L-shaped plate comprising a first plate and a second plate perpendicularly connected to the first plate; wherein,

4. The photovoltaic bracket according to claim 2, wherein the supporting plate is a bent structure and comprises a first linear portion, a bent portion and a second linear portion, and the first linear portion and the second linear portion are respectively connected to two ends of the bent portion;

5. The photovoltaic bracket according to claim 2, wherein the fixing assembly further comprises a fastener, the fastener is used in cooperation with the fixing bolt, and the fixing bolt is arranged on the fastener in a penetrating manner and can rotate relative to the fastener;

6. The photovoltaic bracket according to claim 1, wherein the clamping assembly comprises a first clamping member, a second clamping member and a locking bolt, and the locking bolt sequentially penetrates through the upper end of the fixing assembly, the second clamping member and the first clamping member so as to fix the first clamping member and the second clamping member to the upper end of the fixing assembly;

7. The photovoltaic bracket of claim 6, wherein the clamping assembly further comprises a pre-tightening spring, and the pre-tightening spring is sleeved on the locking bolt and clamped between the first clamping member and the second clamping member.

8. The photovoltaic bracket according to claim 6, wherein the first clamping member has a clamping claw and a clamping plate, the clamping claw is located at the upper end of the first clamping member, and the clamping plate is located at the lower end of the first clamping member;

9. The photovoltaic bracket according to claim 8, wherein the clamping plate is arranged obliquely, the free end of the clamping plate extends obliquely towards the direction far away from the guide rail, and the surface of the clamping plate close to the guide rail forms an oblique sliding surface;

the lower end face of the second clamping piece is matched with the inclined sliding face, and the inclined sliding face abuts against the lower end face of the second clamping piece, so that the sliding face can slide relative to the lower end face of the second clamping piece.

10. The photovoltaic bracket of claim 6, wherein the second clip comprises a riser and a strip connected to the riser;

11. The photovoltaic bracket according to claim 1, wherein the guide rail is provided with a receiving cavity for receiving a component mounting clip for fixing the photovoltaic component on the guide rail;

12. A photovoltaic mounting system comprising a plurality of photovoltaic mounts according to claims 1-11, the plurality of photovoltaic mounts being arranged in an array to form the photovoltaic mounting system.