CN212210900U - A mounting base for photovoltaic power generation - Google Patents

A mounting base for photovoltaic power generation Download PDF

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Publication number
CN212210900U
CN212210900U CN202020790187.0U CN202020790187U CN212210900U CN 212210900 U CN212210900 U CN 212210900U CN 202020790187 U CN202020790187 U CN 202020790187U CN 212210900 U CN212210900 U CN 212210900U
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shaped block
block
wedge
threaded rod
power generation
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Chinese (zh)
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竟静静
王玉巍
任甜甜
胡衡
张海丽
宾大山
曾德千
马睿
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Xinjiang Institute of Engineering
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Xinjiang Institute of Engineering
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Priority to PCT/CN2020/137001 priority patent/WO2021227496A1/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00—Arrangements for moving or orienting solar heat collector modules
    • F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
    • F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
    • F24S30/425—Horizontal axis
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S20/00—Supporting structures for PV modules
    • H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/40—Solar thermal energy, e.g. solar towers
    • Y02E10/47—Mountings or tracking
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Photovoltaic Devices (AREA)

Abstract

本实用新型涉及光伏发电技术领域，尤其是一种光伏发电用安装底座，包括底座和内螺纹管，所述内螺纹管可转动的安装在所述底座上表面，两组所述内螺纹管内分别螺接有第一螺纹杆和第二螺纹杆，所述第一螺纹杆顶端通过防护结构可转动的连接有短轴，所述短轴铰接在太阳能板底面一侧上，所述第二螺纹杆铰接在太阳能板底面另一侧上，所述防护结构包括下楔形块、上楔形块、弧形的防护板、第一挡板、弹簧、第二挡板和限位块，所述下楔形块安装在所述第一螺纹杆顶端，所述上楔形块可转动的安装在所述短轴底端，所述下楔形块和所述上楔形块之间通过导向结构可转动的连接在一起，所述防护板安装在所述下楔形块上，本装置可以减少强风对光伏组件的影响。

Figure 202020790187

The utility model relates to the technical field of photovoltaic power generation, in particular to a mounting base for photovoltaic power generation, comprising a base and an internally threaded pipe, wherein the internally threaded pipe is rotatably mounted on the upper surface of the base, and two sets of the internally threaded pipes are respectively A first threaded rod and a second threaded rod are screwed, the top of the first threaded rod is rotatably connected with a short shaft through a protective structure, the short shaft is hinged on one side of the bottom surface of the solar panel, and the second threaded rod Hinged on the other side of the bottom surface of the solar panel, the protective structure includes a lower wedge-shaped block, an upper wedge-shaped block, an arc-shaped protective plate, a first baffle, a spring, a second baffle and a limit block, the lower wedge-shaped block is installed on the top end of the first threaded rod, the upper wedge-shaped block is rotatably installed on the bottom end of the short shaft, and the lower wedge-shaped block and the upper wedge-shaped block are rotatably connected together through a guide structure, The protective plate is installed on the lower wedge block, and the device can reduce the impact of strong wind on the photovoltaic module.

Figure 202020790187

Description

一种光伏发电用安装底座A mounting base for photovoltaic power generation

技术领域technical field

本实用新型涉及光伏发电技术领域，尤其涉及一种光伏发电用安装底座。The utility model relates to the technical field of photovoltaic power generation, in particular to a mounting base for photovoltaic power generation.

背景技术Background technique

光伏发电设备中的光伏组件安装在固定支架上，其受光面朝向太阳以接受太阳光能量转换成电能成发电，安装在光伏支架上的光伏组件应处于同一安装平面上，以保证各光伏组件具有相同的安装角度接受太阳光照。在野外、山地、海边滩涂等地建设光伏发电，通常都会面临较大风力的大风的吹袭，光伏组件在大风的吹袭下易产生振动、变形，甚至会有被大风吹翻的可能，尤其是位于光伏电站边缘的光伏发电设备，受风力的影响最大，对光伏组件内部的只有零点几毫米厚的光伏电池片带来损伤，造成电池片的隐裂，使光伏组件失去发电能力。The photovoltaic modules in the photovoltaic power generation equipment are installed on the fixed bracket, and its light-receiving surface faces the sun to receive sunlight energy and convert it into electric energy to generate electricity. The photovoltaic modules installed on the photovoltaic bracket should be on the same installation plane to ensure that each photovoltaic module has The same installation angle receives sunlight. The construction of photovoltaic power generation in the wild, mountains, seaside tidal flats and other places usually faces the blow of strong winds. The photovoltaic modules are prone to vibration and deformation under the blow of strong winds, and may even be overturned by strong winds, especially It is a photovoltaic power generation device located at the edge of a photovoltaic power station. It is most affected by wind and damages the photovoltaic cells with a thickness of only a few tenths of a millimeter inside the photovoltaic modules, causing the cells to crack and making the photovoltaic modules lose power generation.

实用新型内容Utility model content

本实用新型的目的是为了解决现有技术中存在光伏组件受强风易损伤的缺点，而提出的一种光伏发电用安装底座。The purpose of the utility model is to propose a photovoltaic power generation mounting base in order to solve the disadvantage that photovoltaic modules are easily damaged by strong winds in the prior art.

为了实现上述目的，本实用新型采用了如下技术方案：In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

设计一种光伏发电用安装底座，包括两组底座和两组内螺纹管，所述内螺纹管可转动的安装在所述底座上表面，两组所述内螺纹管内分别螺接有第一螺纹杆和第二螺纹杆，所述第一螺纹杆顶端通过防护结构可转动的连接有短轴，所述短轴铰接在太阳能板底面一侧上，所述第二螺纹杆铰接在太阳能板底面另一侧上，所述防护结构包括下楔形块、上楔形块、弧形的防护板、第一挡板、弹簧、第二挡板和限位块，所述下楔形块安装在所述第一螺纹杆顶端，所述上楔形块可转动的安装在所述短轴底端，所述下楔形块和所述上楔形块之间通过导向结构可转动的连接在一起，所述防护板安装在所述下楔形块上，所述第一挡板安装在所述防护板一侧上，所述限位块安装在所述防护板的另一侧上，所述第二挡板安装在所述上楔形块外壁上，所述弹簧一端连接在所述第一挡板上，所述弹簧另一端安装在所述第二挡板上。Design a mounting base for photovoltaic power generation, including two sets of bases and two sets of internally threaded pipes, the internally threaded pipes are rotatably installed on the upper surface of the base, and the two sets of internally threaded pipes are respectively screwed with first threads A rod and a second threaded rod, the top of the first threaded rod is rotatably connected with a short shaft through the protective structure, the short shaft is hinged on one side of the bottom surface of the solar panel, and the second threaded rod is hinged on the other side of the bottom surface of the solar panel. On one side, the protective structure includes a lower wedge-shaped block, an upper wedge-shaped block, an arc-shaped protective plate, a first baffle, a spring, a second baffle and a limit block, and the lower wedge-shaped block is installed on the first The top end of the threaded rod, the upper wedge-shaped block is rotatably installed on the bottom end of the short shaft, the lower wedge-shaped block and the upper wedge-shaped block are rotatably connected together through a guide structure, and the protective plate is installed on the On the lower wedge-shaped block, the first baffle is installed on one side of the protective plate, the limit block is installed on the other side of the protective plate, and the second baffle is installed on the protective plate. On the outer wall of the upper wedge-shaped block, one end of the spring is connected to the first baffle plate, and the other end of the spring is installed on the second baffle plate.

优选的，所述导向结构包括导向杆，所述导向杆竖直安装在所述下楔形块上，所述上楔形块底面上竖直开设有盲孔，所述导向杆可滑动连接在所述盲孔内。Preferably, the guide structure includes a guide rod, the guide rod is vertically installed on the lower wedge-shaped block, a blind hole is vertically opened on the bottom surface of the upper wedge-shaped block, and the guide rod is slidably connected to the lower wedge-shaped block. in the blind hole.

优选的，所述弹簧始终处于压缩状态。Preferably, the spring is always in a compressed state.

优选的，所述底座上开设有安装孔。Preferably, the base is provided with mounting holes.

本实用新型提出的一种光伏发电用安装底座，有益效果在于：该光伏发电用安装底座通过旋动内螺纹管调节太阳能板的倾斜角度以适应不同区域的光照角度，调节完成后太阳能板会与水平面之间形成一锐角β，当强风从太阳能板较高的一侧吹向太阳能板时，风力会带动通过第二挡板带动上楔形块进行旋转，上楔形块旋转导致弹簧收缩，也会导致上楔形块顶端与下楔形块底端之间的距离减小，上楔形块顶端与下楔形块底端间距减小会导致锐角β也减小，受力分析可知，风力施加给太阳能板压力也会减小，进而对太阳能板进行保护，防止太阳能板受强风而断裂；当风力减小时，弹簧对第二挡板的弹力大于风力，此时，上楔形块反向转动，上楔形块顶端与下楔形块底端间距增大，锐角β增大至初始状态。The utility model proposes a photovoltaic power generation mounting base, which has the beneficial effects that: the photovoltaic power generation mounting base adjusts the inclination angle of the solar panel by rotating the inner threaded tube to adapt to the illumination angle of different areas, and after the adjustment is completed, the solar panel will meet the An acute angle β is formed between the horizontal planes. When the strong wind blows from the higher side of the solar panel to the solar panel, the wind will drive the upper wedge block to rotate through the second baffle, and the rotation of the upper wedge block will cause the spring to shrink, which will also cause The distance between the top end of the upper wedge-shaped block and the bottom end of the lower wedge-shaped block decreases, and the decrease of the distance between the top end of the upper wedge-shaped block and the bottom end of the lower wedge-shaped block will lead to the reduction of the acute angle β. will reduce, and then protect the solar panel to prevent the solar panel from breaking due to strong wind; when the wind force decreases, the spring force on the second baffle is greater than the wind force, at this time, the upper wedge-shaped block rotates in the opposite direction, and the top of the upper wedge-shaped block and the The distance between the bottom ends of the lower wedge blocks increases, and the acute angle β increases to the initial state.

附图说明Description of drawings

图1为太阳能板的受力的结构示意图。FIG. 1 is a schematic structural diagram of a solar panel under stress.

图2为本实用新型提出的一种光伏发电用安装底座的结构示意图。FIG. 2 is a schematic structural diagram of a photovoltaic power generation mounting base proposed by the present invention.

图3为本实用新型提出的一种光伏发电用安装底座的A处放大图。FIG. 3 is an enlarged view of part A of a photovoltaic power generation mounting base proposed by the utility model.

图4为本实用新型提出的一种光伏发电用安装底座的防护结构的示意图。4 is a schematic diagram of a protective structure of a photovoltaic power generation mounting base proposed by the present invention.

图中：底座1、内螺纹管2、第一螺纹杆3、短轴4、第二螺纹杆5、太阳能板 6、下楔形块7、上楔形块8、盲孔9、导向杆10、弧形的防护板11、第一挡板12、弹簧13、第二挡板14、限位块15。In the figure: base 1, internally threaded pipe 2, first threaded rod 3, short shaft 4, second threaded rod 5, solar panel 6, lower wedge block 7, upper wedge block 8, blind hole 9, guide rod 10, arc Shaped protective plate 11 , first baffle 12 , spring 13 , second baffle 14 , limit block 15 .

具体实施方式Detailed ways

下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

实施例1Example 1

参照图1-4，一种光伏发电用安装底座，包括两组底座1和两组内螺纹管 2，底座1上开设有安装孔，内螺纹管2可转动的安装在底座1上表面，两组内螺纹管2内分别螺接有第一螺纹杆3和第二螺纹杆5，第一螺纹杆3顶端通过防护结构可转动的连接有短轴4，短轴4铰接在太阳能板6底面一侧上，第二螺纹杆5铰接在太阳能板6底面另一侧上，防护结构包括下楔形块7、上楔形块8、弧形的防护板11、第一挡板12、弹簧13、第二挡板14和限位块15，弹簧13始终处于压缩状态，下楔形块7安装在第一螺纹杆3顶端，上楔形块8可转动的安装在短轴4底端，下楔形块7和上楔形块8之间通过导向结构可转动的连接在一起，防护板11安装在下楔形块7上，第一挡板12安装在防护板11一侧上，限位块15安装在防护板11的另一侧上，第二挡板14安装在上楔形块8外壁上，弹簧13一端连接在第一挡板12上，弹簧13另一端安装在第二挡板14上。太阳能板6如图2所示进行安装，通过旋动内螺纹管2调节太阳能板6的倾斜角度以适应不同区域的光照角度，调节完成后太阳能板6会与水平面之间形成一锐角β，当强风从太阳能板6较高的一侧吹向太阳能板6时，风力会带动通过第二挡板14带动上楔形块8进行旋转，上楔形块8旋转导致弹簧13收缩，也会导致上楔形块8顶端与下楔形块7底端之间的距离减小，上楔形块8顶端与下楔形块7底端间距减小会导致锐角β也减小，受力分析可知，风力施加给太阳能板6压力也会减小，进而对太阳能板6进行保护，防止太阳能板6受强风而断裂；当风力减小时，弹簧13对第二挡板14的弹力大于风力，此时，上楔形块8反向转动，上楔形块8顶端与下楔形块7底端间距增大，锐角β增大至初始状态。Referring to Figures 1-4, a photovoltaic power generation mounting base includes two sets of bases 1 and two sets of internally threaded pipes 2. The base 1 is provided with mounting holes, and the internally threaded pipes 2 are rotatably installed on the upper surface of the base 1. A first threaded rod 3 and a second threaded rod 5 are respectively screwed into the inner threaded pipe 2 of the group. The top of the first threaded rod 3 is rotatably connected with a short shaft 4 through a protective structure, and the short shaft 4 is hinged on the bottom surface of the solar panel 6. On the side, the second threaded rod 5 is hinged on the other side of the bottom surface of the solar panel 6, and the protective structure includes a lower wedge-shaped block 7, an upper wedge-shaped block 8, an arc-shaped protective plate 11, a first baffle 12, a spring 13, a second The baffle 14 and the limit block 15, the spring 13 are always in a compressed state, the lower wedge block 7 is installed on the top end of the first threaded rod 3, the upper wedge block 8 is rotatably installed on the bottom end of the short shaft 4, the lower wedge block 7 and the upper The wedge-shaped blocks 8 are rotatably connected together through a guide structure, the protective plate 11 is installed on the lower wedge-shaped block 7 , the first baffle 12 is installed on one side of the protective plate 11 , and the limit block 15 is installed on the other side of the protective plate 11 . On one side, the second baffle 14 is installed on the outer wall of the upper wedge block 8 , one end of the spring 13 is connected to the first baffle 12 , and the other end of the spring 13 is installed on the second baffle 14 . The solar panel 6 is installed as shown in FIG. 2, and the inclination angle of the solar panel 6 is adjusted by rotating the inner threaded tube 2 to adapt to the illumination angle of different areas. After the adjustment is completed, an acute angle β will be formed between the solar panel 6 and the horizontal plane. When the strong wind blows toward the solar panel 6 from the higher side of the solar panel 6, the wind will drive the upper wedge block 8 to rotate through the second baffle 14, and the rotation of the upper wedge block 8 causes the spring 13 to contract, which will also cause the upper wedge block 8 to contract. 8 The distance between the top end and the bottom end of the lower wedge block 7 decreases, and the decrease in the distance between the top end of the upper wedge block 8 and the bottom end of the lower wedge block 7 will lead to a decrease in the acute angle β. The force analysis shows that the wind force is applied to the solar panel 6 The pressure will also be reduced, thereby protecting the solar panel 6 to prevent the solar panel 6 from being broken by strong wind; when the wind is reduced, the elastic force of the spring 13 on the second baffle 14 is greater than that of the wind, at this time, the upper wedge-shaped block 8 is reversed Rotation, the distance between the top end of the upper wedge block 8 and the bottom end of the lower wedge block 7 increases, and the acute angle β increases to the initial state.

实施例2Example 2

在上述实施例1的基础上，本实施例对导向结构进行了优化，如图3所示，导向结构包括导向杆10，导向杆10竖直安装在下楔形块7上，上楔形块8底面上竖直开设有盲孔9，导向杆10可滑动连接在盲孔9内。导向结构可以在上楔形块8旋转时，给予上楔形块8与下楔形块7足够的延展长度。On the basis of the above-mentioned Embodiment 1, this embodiment optimizes the guide structure. As shown in FIG. 3 , the guide structure includes a guide rod 10 . A blind hole 9 is vertically opened, and the guide rod 10 is slidably connected in the blind hole 9 . The guide structure can give the upper wedge block 8 and the lower wedge block 7 a sufficient extension length when the upper wedge block 8 rotates.

以上所述，仅为本实用新型较佳的具体实施方式，但本实用新型的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本实用新型揭露的技术范围内，根据本实用新型的技术方案及其实用新型构思加以等同替换或改变，都应涵盖在本实用新型的保护范围之内。The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (4)

1.一种光伏发电用安装底座，包括两组底座(1)和两组内螺纹管(2)，其特征在于，所述内螺纹管(2)可转动的安装在所述底座(1)上表面，两组所述内螺纹管(2)内分别螺接有第一螺纹杆(3)和第二螺纹杆(5)，所述第一螺纹杆(3)顶端通过防护结构可转动的连接有短轴(4)，所述短轴(4)铰接在太阳能板(6)底面一侧上，所述第二螺纹杆(5)铰接在太阳能板(6)底面另一侧上，所述防护结构包括下楔形块(7)、上楔形块(8)、弧形的防护板(11)、第一挡板(12)、弹簧(13)、第二挡板(14)和限位块(15)，所述下楔形块(7)安装在所述第一螺纹杆(3)顶端，所述上楔形块(8)可转动的安装在所述短轴(4)底端，所述下楔形块(7)和所述上楔形块(8)之间通过导向结构可转动的连接在一起，所述防护板(11)安装在所述下楔形块(7)上，所述第一挡板(12)安装在所述防护板(11)一侧上，所述限位块(15)安装在所述防护板(11)的另一侧上，所述第二挡板(14)安装在所述上楔形块(8)外壁上，所述弹簧(13)一端连接在所述第一挡板(12)上，所述弹簧(13)另一端安装在所述第二挡板(14)上。1. A mounting base for photovoltaic power generation, comprising two sets of bases (1) and two sets of internally threaded pipes (2), characterized in that the internally threaded pipes (2) are rotatably mounted on the base (1) On the upper surface, a first threaded rod (3) and a second threaded rod (5) are respectively screwed into the two groups of the internally threaded pipes (2), and the top of the first threaded rod (3) is rotatable through a protective structure. A short shaft (4) is connected, the short shaft (4) is hinged on one side of the bottom surface of the solar panel (6), and the second threaded rod (5) is hinged on the other side of the bottom surface of the solar panel (6), so The protective structure includes a lower wedge-shaped block (7), an upper wedge-shaped block (8), an arc-shaped protective plate (11), a first baffle plate (12), a spring (13), a second baffle plate (14) and a limiter block (15), the lower wedge-shaped block (7) is installed on the top end of the first threaded rod (3), and the upper wedge-shaped block (8) is rotatably installed on the bottom end of the short shaft (4), so The lower wedge-shaped block (7) and the upper wedge-shaped block (8) are rotatably connected together through a guide structure, the protective plate (11) is mounted on the lower wedge-shaped block (7), and the first A baffle (12) is installed on one side of the protective plate (11), the limiting block (15) is installed on the other side of the protective plate (11), and the second baffle (14) ) is installed on the outer wall of the upper wedge-shaped block (8), one end of the spring (13) is connected to the first baffle plate (12), and the other end of the spring (13) is installed on the second baffle plate (14) on. 2.根据权利要求1所述的一种光伏发电用安装底座，其特征在于，所述导向结构包括导向杆(10)，所述导向杆(10)竖直安装在所述下楔形块(7)上，所述上楔形块(8)底面上竖直开设有盲孔(9)，所述导向杆(10)可滑动连接在所述盲孔(9)内。2 . The photovoltaic power generation mounting base according to claim 1 , wherein the guide structure comprises a guide rod ( 10 ), and the guide rod ( 10 ) is vertically installed on the lower wedge block ( 7 ). 3 . ), a blind hole (9) is vertically opened on the bottom surface of the upper wedge-shaped block (8), and the guide rod (10) is slidably connected in the blind hole (9). 3.根据权利要求1所述的一种光伏发电用安装底座，其特征在于，所述弹簧(13)始终处于压缩状态。3. The mounting base for photovoltaic power generation according to claim 1, wherein the spring (13) is always in a compressed state. 4.根据权利要求1所述的一种光伏发电用安装底座，其特征在于，所述底座(1)上开设有安装孔。4 . The installation base for photovoltaic power generation according to claim 1 , characterized in that, the base ( 1 ) is provided with installation holes. 5 .
CN202020790187.0U 2020-05-13 2020-05-13 A mounting base for photovoltaic power generation Expired - Fee Related CN212210900U (en)

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DE212020000524.9U DE212020000524U1 (en) 2020-05-13 2020-12-16 Mounting base for photovoltaic energy generation
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CN114531095B (en) * 2022-01-31 2022-11-29 江苏中川通大科技有限公司 Hot-galvanize adjustable support frame of solar energy industry
CN114744961A (en) * 2022-04-20 2022-07-12 雷建锋 Photovoltaic power generation device with easy mounting structure of subassembly
CN115441815B (en) * 2022-09-16 2023-09-01 广东嘉裕智改新能源科技有限公司 Photovoltaic power generation device
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CN207382237U (en) * 2017-10-26 2018-05-18 镇江世星母线有限公司 A kind of comprehensive adjustable photovoltaic support
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