CN218449965U

CN218449965U - Adjustable photovoltaic support and photovoltaic system

Info

Publication number: CN218449965U
Application number: CN202222759057.2U
Authority: CN
Inventors: 石鑫; 丁圣潇; 李胜涛; 何国旭; 端木庆文; 周申东; 张宇
Original assignee: Huadian Heavy Industries Co Ltd
Current assignee: Huadian Heavy Industries Co Ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-02-03
Anticipated expiration: 2032-10-19

Abstract

The utility model relates to a photovoltaic power generation technical field, concretely relates to adjustable photovoltaic support and photovoltaic system. Adjustable photovoltaic support includes: the photovoltaic module comprises a stand column, a support assembly and a rotating assembly, wherein the support assembly comprises at least two support pieces and is suitable for supporting a photovoltaic module, the support pieces are rotatably arranged at the upper end of the stand column, the support assembly is provided with an unfolding state in which the at least two support pieces are relatively unfolded and a folding state in which the at least two support pieces are mutually overlapped, and the support assembly is suitable for being switched between the unfolding state and the folding state; the rotating assembly is rotatably connected to the upright post and is provided with rotating parts with the number equal to that of the supporting parts, and each rotating part is fixedly connected with one supporting part, so that the supporting parts are rotatably connected with the upright post. Support piece and stand between the rotation be connected for supporting component can switch between expansion state and fold condition, can switch the supporting component into fold condition when abominable weather, protects photovoltaic module.

Description

Adjustable photovoltaic support and photovoltaic system

Technical Field

The utility model relates to a photovoltaic power generation technical field, concretely relates to adjustable photovoltaic support and photovoltaic system.

Background

In recent years, the photovoltaic power generation industry has gradually developed, and the production capacity, quality and technology of the whole industrial chain are vigorously developed, so that the remarkable achievement is achieved. The photovoltaic support is usually used for supporting a photovoltaic module, is an important ring in a photovoltaic power generation industrial chain, and has important influence on photovoltaic power generation efficiency due to the arrangement mode, the structure and the like of the photovoltaic support. In the prior art, a common photovoltaic support is a fixed photovoltaic support, a photovoltaic module is fixed on the photovoltaic support and is exposed outside for a long time, however, in severe weather such as rainy and snowy days, the exposed photovoltaic module is easily damaged, and protective measures for the photovoltaic module are lacked in the prior art.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the defect that the photovoltaic support among the prior art is unfavorable for protecting photovoltaic module to an adjustable photovoltaic support and photovoltaic system that can protect photovoltaic module is provided.

In order to solve the problem, the utility model provides an adjustable photovoltaic support, include: a column; the supporting assembly comprises at least two supporting pieces and is suitable for supporting the photovoltaic assembly, the supporting pieces are rotatably arranged on the upright post, the supporting assembly is provided with an unfolding state in which the at least two supporting pieces are unfolded relatively and a folding state in which the at least two supporting pieces are overlapped, and the supporting assembly is suitable for being switched between the unfolding state and the folding state; the rotating assembly is rotatably connected to the upper end of the upright post and provided with rotating parts, the number of which is equal to that of the supporting parts, and each rotating part is fixedly connected with one supporting part so that the supporting parts can be rotatably connected with the upright post.

Optionally, the rotation portion includes swivel becket and rotary drum, swivel becket and rotary drum fixed connection, and the swivel becket is rotatable to be encircleed on the stand, and the rotary drum is suitable for to extend along the axis of stand, and the rotary drum is suitable for to drive to rotate the axis rotation that encircles the stand.

Optionally, the rotating ring has a first abutting portion, the upright post has a second abutting portion, and when the rotating ring rotates by a preset angle, the first abutting portion abuts against the second abutting portion to limit the rotation of the rotating ring.

Optionally, the support member is triangular, and one corner of the triangle is connected to the pillar.

Optionally, the number of the supporting members is six, and the supporting members are equilateral triangles.

Optionally, the adjustable photovoltaic support further includes: the hinge part is arranged at the lower end of the upright post and is fixedly connected with the foundation surface so as to enable the upright post to be rotatably connected with the foundation surface.

Optionally, the hinge comprises: the rotary ball is fixedly connected with the lower end of the stand column, the foundation seat is fixedly connected with the foundation surface and provided with a groove, and the rotary ball is suitable for rotating in the groove.

Optionally, the support member comprises: the main beams form a frame of the supporting piece, and the purlines are connected between the two main beams.

Optionally, the upright column is made of steel.

The utility model also provides a photovoltaic system, it includes: foretell adjustable photovoltaic support.

The utility model has the advantages of it is following:

1. the rotating assembly is rotatably arranged at the upper end of the stand column, and a supporting piece is fixedly connected to each rotating part of the rotating assembly, so that the rotating connection between the supporting piece and the stand column is realized, the transformation of the relative position between at least two supporting pieces is realized, the supporting assembly can be switched between the unfolding state and the folding state, therefore, the supporting assembly can be switched to the folding state in the severe weather such as rainy and snowy days, the photovoltaic assembly is protected, the service life is prolonged, and the maintenance cost is reduced.

2. After support piece rotated and predetermine the angle, because the butt effect of first butt portion and second butt portion for support piece can not continue to rotate for the stand along original direction, thereby realizes the location to the support piece position, prevents that support piece from rotating without destination, thereby improves work efficiency.

3. Through the articulated portion of the lower end at the stand, rotatable coupling of stand and basal plane is realized to can adjust the stand and the drawing, the contained angle between the plumb line that shows in the drawing, change the angle between the photovoltaic module that supports on the support piece and the horizontal plane promptly, so that the photovoltaic board just to the sun, make full use of solar energy power generation, articulated portion can realize the rotation and the connection reliability height of stand for the basal plane.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 shows a schematic structural diagram of an adjustable photovoltaic support according to an embodiment of the present invention in an expanded state;

fig. 2 shows a schematic top view of the adjustable photovoltaic mount of fig. 1;

FIG. 3 shows a side view schematic of the adjustable photovoltaic mount of FIG. 1;

fig. 4 shows a schematic structural view of an adjustable photovoltaic support according to an embodiment of the present invention in a folded state;

fig. 5 shows a schematic top view of the adjustable photovoltaic mount of fig. 4;

FIG. 6 shows a side view schematic of the adjustable photovoltaic mount of FIG. 4;

fig. 7 shows a partial schematic view of a top view of the adjustable photovoltaic mount of the present embodiment in a deployed state;

FIG. 8 is a schematic sectional view of the column and the rotating section of the present embodiment;

FIG. 9 is an enlarged partial view of portion A of FIG. 8;

fig. 10 shows an expanded view of the positioning principle of the rotating portion.

Description of reference numerals:

10. a column; 20. a support member; 21. a main beam; 22. a purlin; 30. a photovoltaic module; 40. a rotating part; 41. a rotating ring; 411. a first rotating ring; 412. a second rotating ring; 413. a third rotating ring; 414. a fourth rotating ring; 415. a fifth rotating ring; 416. a sixth rotating ring; 42. a rotating drum; 50. a hinge portion; 51. rotating the ball; 52. a base seat; 60. a basal plane.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 to 10, the adjustable photovoltaic support of the present embodiment includes: the support assembly comprises at least two support members 20 and is suitable for supporting a photovoltaic assembly 30, the support members 20 are rotatably arranged at the upper end of the upright post 10, the support assembly has an unfolding state in which the at least two support members 20 are oppositely unfolded and a folding state in which the at least two support members 20 are mutually overlapped, and the support assembly is suitable for being switched between the unfolding state and the folding state; a rotating assembly is rotatably connected to the column 10, the rotating assembly having a number of rotating parts 40 equal to the number of the supporting members 20, each rotating part 40 being fixedly connected to one of the supporting members 20, so that the supporting member 20 is rotatably connected to the column 10.

It should be noted that the upper end refers to an end in the direction of the arrow "up" in fig. 3; the photovoltaic module 30 includes a photovoltaic panel and a connection circuit, and the photovoltaic panel is used for converting solar energy into electric energy; when the support assembly is in the unfolded state, all the support members 20 are unfolded and do not overlap with each other, so that the photovoltaic assembly 30 on the support members 20 is exposed to the outside, and solar energy is fully converted into electric energy; when the support assemblies are in the folded state, all the support members 20 are folded, and all the support members 20 have the same shape and size, so that only the photovoltaic assembly 30 on the uppermost one of the support members 20 is exposed, and all the rest of the support members 20 are located below the support member 20 and covered by the support member 20, so that the photovoltaic elements on the rest of the support members 20 are shielded and are not directly exposed.

Use the adjustable photovoltaic support of this embodiment, through rotationally setting up the runner assembly in the upper end of stand 10, and support piece 20 of fixed connection on every rotating part 40 of runner assembly, realize the rotation between support piece 20 and the stand 10 and be connected, thereby realize the transform of relative position between two at least support pieces 20, make the support assembly can switch between expansion state and fold condition, therefore can switch the support assembly into fold condition when comparatively abominable weather such as rainy and snowy days, in order to protect photovoltaic assembly 30, thereby increase of service life, and the maintenance cost is reduced.

It can be understood that the support assembly of the present embodiment can be unfolded and closed as required under various conditions, for example, the support assembly can be unfolded when the weather is good, and can be folded when the weather is severe, such as rain and snow; switching to an unfolding state in the daytime and switching to a folding state at night; the folding state is adopted during northern agricultural production to carry out agricultural production, and the unfolding state is adopted during winter fallow to carry out photovoltaic power generation, so that agricultural light complementation is realized; the photovoltaic support is arranged on the lake surface, the photovoltaic support is unfolded and closed as required, the balance between fishery breeding and photovoltaic power generation is adjusted, and the like, so that various different requirements are met, and solar energy resources are fully utilized.

In the embodiment, the rotating portion 40 includes a rotating ring 41 and a rotating drum 42, the rotating ring 41 is fixedly connected with the rotating drum 42, the rotating ring 41 rotatably surrounds the upright 10, the rotating drum 42 is adapted to extend along the axis of the upright 10, the rotating drum 42 is adapted to drive the rotating ring 41 to rotate around the axis of the upright 10, and the rotating ring 41 and the rotating drum 42 are simple in structural form, easy to machine, and easy to rotate.

Preferably, the column 10 is a hollow cylinder, and the drum 42 is located inside the column 10 and has a hollow cylinder shape, so as to improve the overall appearance tidiness and save space.

Preferably, the lower end of the drum 42 is provided with a driving device to drive the drum 42 to rotate, improving the degree of automation of the device. Wherein, the lower end refers to an end "down" as indicated by an arrow in fig. 3; the drive means may be a servo motor or the like.

In this embodiment, the rotating ring 41 has a first abutting portion, the column 10 has a second abutting portion, and when the rotating ring 41 rotates by a predetermined angle, the first abutting portion abuts against the second abutting portion to limit the rotation of the rotating ring 41. It should be noted that the preset angle refers to a preset angle that the supporting member 20 rotates in the plane of the supporting member 20 relative to the reference position of 0 ° when the supporting member 20 is in the folded state, and after the supporting member 20 rotates by the preset angle, the supporting member 20 cannot continue to rotate relative to the upright post 10 along the original direction due to the abutting action of the first abutting portion and the second abutting portion, so as to position the supporting member 20, prevent the supporting member 20 from rotating unintentionally, and improve the working efficiency.

Preferably, the number of the supporting members 20 is plural, and the number of the rotating rings 41 is equal to the number of the supporting members 20, so that the second abutting portion on the upright post 10 corresponding to each rotating ring 41 is located at different positions in the circumferential direction of the upright post 10, so that the rotating angle corresponding to each rotating ring 41 is different, thereby ensuring that the plurality of supporting members 20 can be in a state without overlapping with each other after being relatively unfolded.

In this embodiment, the supporting member 20 has a triangular shape, and one corner of the triangular shape is connected to the pillar 10. Preferably, the number of the supporting members 20 is at least three, the supporting members 20 are isosceles triangles, the triangular structure is stable, and the isosceles triangles are beneficial to forming a plane of 360 degrees by the supporting members 20 when the supporting assembly is in the unfolded state, so as to improve the utilization rate of sunlight. It will be appreciated that when the number of supports 20 is two, each support 20 covers 180 °, then the two supports 20 may likewise form a 360 ° plane when deployed.

In this embodiment, the number of the supporting members 20 is six, the supporting members 20 are equilateral triangles, three inner angles of the triangles are all 60 °, when the supporting assembly is in the unfolded state, the six supporting members 20 just form a plane of 360 °, the overall structural stability is good, and the utilization rate of sunlight is high.

Specifically, the number of the rotating portions 40 is six, the first rotating ring 411, the second rotating ring 412, the third rotating ring 413, the fourth rotating ring 414, the fifth rotating ring 415, and the sixth rotating ring 416 are arranged along a direction from top to bottom in fig. 8, the size of the first rotating ring to the sixth rotating ring along the radial direction is gradually reduced, correspondingly, the first rotating cylinder to the sixth rotating cylinder are nested layer by layer and gradually away from the axis of the column 10 along the radial direction of the column 10, so as to ensure that the rotating cylinders do not affect each other when rotating respectively. Specifically, during the process of switching the support assembly from the folded state to the unfolded state, the position of the first rotating part is taken as a reference position, namely, the angle gamma rotated by the first rotating part ₀ Is 0 DEG, the second rotating part can rotate within an angle range gamma ₁ Is 0 to 60 degrees, and after the second rotating part rotates by 60 degrees, the second rotating ring 412 is abutted with the upright post 10 through the abutting part so as to limit the preset angle of the second rotating part at 60 degrees, and similarly, the rotatable angle range gamma of the third rotating part ₂ Is 0-120 degrees, and the third rotating part rotates by 120 degrees and is abutted with the upright post 10; angle gamma at which the fourth rotation part can rotate ₃ The range is 0-180 degrees, and the fourth rotating part rotates 180 degrees and then is abutted with the upright post 10; angle range gamma in which the fifth rotating part can rotate ₄ Is 0 degree to-120 degrees, and the fifth rotating part is abutted with the upright post 10 after rotating for-120 degrees; angle range gamma of the sixth movable part ₅ Is 0 degree to-60 degrees, and the sixth rotating part rotates by-60 degrees and then is abutted with the upright post 10. Wherein, up and down refer to directions in which "up and down" is indicated by arrows in fig. 8, 60 °, 120 ° and 180 ° refer to angles rotated counterclockwise with respect to the first rotating portion, and-60 ° and-120 ° refer to angles rotated clockwise with respect to the first rotating portion.

Preferably, a protruding portion is inwardly arranged in a radial direction of the rotating ring 41 toward the center of the circle, and accordingly, a portion of the rotating ring 41 not provided with the protruding portion is a recessed portion, a distance between the protruding portion and the column 10 in the radial direction of the column 10 is greater than a distance between the recessed portion and the column 10 in the radial direction of the column 10, a position where the protruding portion is connected to the recessed portion is a first abutting portion, wherein a length of the protruding portion in the circumferential direction of the rotating ring 41 is determined according to a preset angle of the rotating ring 41, correspondingly, a second abutting portion on the column 10 is a structure that is fixedly arranged in a direction that the second abutting portion is inwardly protruding in the radial direction of the column away from the axis, the second abutting portion is located between the rotating ring 41 and the column 10, and in a rotating process of the rotating ring 41 relative to the column, the second abutting portion is always located in a space between the protruding portion and the column 10, so that rotation of the rotating portion 40 in a preset angle range is not affected, and the rotating portion 40 can be limited by cooperation of the first abutting portion and the first abutting portion when the rotating portion rotates through the preset angle.

It is understood that, as an alternative embodiment, the limiting of the rotation ring 41 may also be achieved directly by limiting the rotation rings 41 to each other. Specifically, as shown in fig. 10, the rotating ring 41 includes a first ring segment and a second ring segment, the first ring segment and the second ring segment enclose the rotating ring 41, and an upper end of the first ring segment is higher than an upper end of the second ring segment; the lower end of the rotating ring 41 is further provided with a clamping portion, the clamping portion is of a structure which protrudes downwards along the axis of the rotating ring 41 and is small in size, the clamping portion of one rotating ring 41 located above in two adjacent rotating rings 41 is suitable for sliding relatively in the range of the second ring segment of one rotating ring 41 located below along the circumferential direction in the rotating process of the rotating ring, and the relative position between the two rotating rings 41 is fixed when the clamping portion is abutted to the first ring segment. Wherein, the lengths of the first ring segment and the second ring segment are determined according to the preset angle of the rotating ring 41; the first ring segment and the second ring segment of the uppermost rotating ring 41 among the rotating rings 41 have the same height, and the lowermost rotating ring 41 is not provided with a clamping part; when the plurality of rotating portions 40 are all at the reference position of 0 °, the catching portions of the respective rotating rings 41 are located on the same straight line in the up-down direction and all located on the line of 0 ° as the reference position. As shown in fig. 10, the number of the rotating portions 40 is 6, the lengths of the first ring segments on the first rotating ring 411 to the sixth rotating ring 416 along the circumferential direction of the rotating rings are different, and by limiting the adjacent two rotating rings 41, the rotating rings 41 can rotate through respective preset angles and then are clamped, so that the six rotating portions 40 can be limited at different rotating angles, and when the supporting assembly is in the unfolded state, the six supporting members 20 respectively connected to the rotating portions 40 are not overlapped with each other, so that the utilization rate of solar energy is increased, and the power generation efficiency is increased.

In this embodiment, adjustable photovoltaic support still includes: and a hinge part 50, wherein the hinge part 50 is arranged at the lower end of the upright post 10 and is fixedly connected with the base surface 60, so that the upright post 10 is rotatably connected with the base surface 60. The rotatable connection between the upright post 10 and the foundation surface 60 is realized through the hinge part 50 at the lower end of the upright post 10, so that the included angle between the upright post 10 and the plumb line shown in fig. 3 and 6 can be adjusted, namely, the angle between the photovoltaic module 30 supported on the support member 20 and the horizontal plane is changed, so that the photovoltaic panel is right opposite to the sun, the solar energy is fully utilized for power generation, and the hinge part 50 can realize the rotation of the upright post 10 relative to the foundation surface 60 and has high connection reliability. Wherein the lower end means an end in a direction of "lower" indicated by an arrow in fig. 3.

In the present embodiment, the hinge portion 50 includes: the rotary ball 51 and the base seat 52, the rotary ball 51 is fixedly connected with the lower end of the upright post 10, the base seat 52 is fixedly connected with the base surface 60, the base seat 52 is provided with a groove, and the rotary ball 51 is suitable for rotating in the groove. The cooperation of the rotating ball 51 and the base seat 52 can make the upright post 10 adjust the angle around the center of the rotating ball 51 in the north-south plane and the east-west plane, so as to ensure that the plane of the photovoltaic panel is just opposite to the sun, thereby improving the power generation efficiency.

In the present embodiment, the support 20 includes: girder 21 and purlin 22, girder 21 constitute support piece 20's frame, and purlin 22 is connected between two girders 21, and the last fixed photovoltaic board of purlin 22 to strengthen support piece 20's intensity, guarantee support piece 20 to the stability that photovoltaic module supported.

Preferably, the supporting members 20 are triangular, each supporting member 20 includes two main beams 21, the two main beams 21 form two sides of the triangle connected to the rotating ring 41, and a plurality of purlins 22 are arranged between the two main beams 21 at intervals to form a triangular plane, so as to stably support the photovoltaic module.

In the present embodiment, the upright post 10 is made of steel, and is easily available and has high strength.

The present embodiment also provides a photovoltaic system, which includes: foretell adjustable photovoltaic support.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

1. the method has low requirements on construction sites, and can adapt to various terrain adjustments, such as various landform sites of lake surfaces, hills, gobi deserts and the like;

2. the agricultural light complementation can be realized, the photovoltaic module can be closed for agricultural production when agricultural production is carried out in the north of the area, and the photovoltaic module is unfolded for photovoltaic power generation when the agricultural production is fallow in winter, so that the mutual complementation is realized, and the solar energy resource is fully utilized;

3. the fishing light complementation can be realized, when the photovoltaic support is arranged on the lake surface, the photovoltaic support can be unfolded and closed according to needs, the balance between fishery cultivation and photovoltaic power generation is adjusted, the mutual complementation and the mutual promotion are realized, and the solar energy resource is utilized to the maximum extent;

4. the solar photovoltaic power generation system can be closed in special conditions such as night, heavy rain, heavy snow and the like and severe weather so as to protect the safety and stability of the photovoltaic power generation system;

5. the angle of the photovoltaic module is adjusted according to the angle of the sun, so that the plane of the module faces the sun all the time, the solar energy is fully utilized, and the power generation efficiency is improved.

It should be understood that the above examples are only for clarity of illustration 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. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. An adjustable photovoltaic support, comprising:

a column (10);

a support assembly comprising at least two support members (20) adapted to support a photovoltaic assembly (30), said support members (20) being rotatably disposed on said column (10), said support assembly having an extended state in which at least two of said support members (20) are relatively extended and a folded state in which at least two of said support members (20) overlap each other, said support assembly being adapted to be switched between said extended state and said folded state;

the rotating assembly is rotatably connected to the upper end of the upright post (10), the rotating assembly is provided with rotating parts (40) with the number equal to that of the supporting parts (20), and each rotating part (40) is fixedly connected with one supporting part (20) so that the supporting parts (20) can be rotatably connected with the upright post (10).

2. The adjustable photovoltaic mount according to claim 1, wherein the rotating portion (40) includes a rotating ring (41) and a rotating drum (42), the rotating ring (41) is fixedly connected to the rotating drum (42), the rotating ring (41) rotatably surrounds the upright (10), the rotating drum (42) is adapted to extend along an axis of the upright (10), and the rotating drum (42) is adapted to drive the rotating ring (41) to rotate around the axis of the upright (10).

3. The adjustable photovoltaic support according to claim 2, wherein the rotating ring (41) has a first abutting portion thereon, the upright (10) has a second abutting portion thereon, and when the rotating ring (41) rotates by a predetermined angle, the first abutting portion abuts against the second abutting portion to limit the rotation of the rotating ring (41).

4. The adjustable photovoltaic mount according to claim 1, wherein the support (20) is triangular, one corner of the triangle being connected to the upright (10).

5. The adjustable photovoltaic mount according to claim 4, wherein the number of supports (20) is six, the supports (20) being equilateral triangles.

6. The adjustable photovoltaic mount according to claim 1, further comprising: a hinge part (50), wherein the hinge part (50) is arranged at the lower end of the upright post (10) and is fixedly connected with a base surface (60) so as to enable the upright post (10) to be rotatably connected with the base surface (60).

7. The adjustable photovoltaic mount according to claim 6, wherein the hinged portion (50) includes: rotatory ball (51) and base seat (52), rotatory ball (51) with the lower extreme fixed connection of stand (10), base seat (52) with basic face (60) fixed connection just base seat (52) have the recess, rotatory ball (51) are suitable for rotate in the recess.

8. The adjustable photovoltaic mount according to any one of claims 1-7, wherein the support (20) comprises: the support piece comprises main beams (21) and purlins (22), wherein the main beams (21) form the frame of the support piece (20), and the purlins (22) are connected between the two main beams (21).

9. The adjustable photovoltaic support according to any one of claims 1-7, wherein the upright (10) is made of steel.

10. A photovoltaic system, comprising: the adjustable photovoltaic mount of any of claims 1-9.