Photovoltaic power generation capacity adjusting device

CN224862993UActive Publication Date: 2026-10-16INNER MONGOLIA ELECTRIC POWER SURVEY & DESIGN INST
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Patent Information

Application Number
CN202522427583.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-11-17
Publication Date
2026-10-16
Estimated Expiration
2035-11-17

AI Technical Summary

Technical Problem

[0004]本实用新型提供了一种光伏发电容量调节装置,解决了光伏组件容量无法调节、安装拆卸不便以及光电转换效率低的问题

Benefits of technology

本实用新型的上述方案通过多根预制桩;对应安装在所述多根预制桩上的多组支撑构件;沿所述多组支撑构件的顶部倾斜方向贴合安装的倾斜布置单元;通过弹性缓冲结构连接在所述多根预制桩之间的多组垂直布置单元;其中,多组所述垂直布置单元分别设置在所述多根预制桩之间,且与所述多组支撑构件垂直设置,所述弹性缓冲结构与所述垂直布置单元位于同一平面内。可以增强光伏组件的结构稳定性,能够提高土地利用率、安装拆卸效率以及光电转换效率,实现了光伏组件容量的按需调节。

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Abstract

The utility model provides a photovoltaic power generation capacity adjusting device, this scheme includes many prefabricated piles, corresponding install many groups of support component on many prefabricated piles, along the top direction of inclination of many groups of support component fits and installs the inclined arrangement unit, through the elastic buffer structure and connects many groups of vertical arrangement unit between many prefabricated piles, wherein, many groups vertical arrangement unit are arranged between many prefabricated piles respectively, and with many groups of support component vertical setting, the elastic buffer structure with vertical arrangement unit is in the same plane. The technical scheme of the utility model can enhance the structural stability of photovoltaic module, can improve the efficiency of land utilization and installation and removal, has realized the on-demand regulation of photovoltaic module capacity.
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Description

Technical Field

[0001] This utility model relates to the field of photovoltaic power generation technology, and in particular to a photovoltaic power generation capacity regulation device. Background Technology

[0002] In recent years, with the global energy structure shifting towards cleaner and lower-carbon energy, photovoltaic (PV) power generation, as a green and renewable energy form, has been widely used. Existing PV power generation projects mostly employ fixed supports or pile foundations, arranging PV modules into stable arrays with preset tilt angles and spacing to meet long-term sunlight reception and structural load-bearing requirements. However, although PV modules can obtain good sunlight, the utilization rate of vertical space is low. While some vertical or hybrid layout schemes can increase installed density, they mostly rely on rigid components connected in series for fixation, lacking flexible connections and buffer mechanisms, resulting in low installation and dismantling efficiency and poor dynamic wind resistance.

[0003] Currently, there are vertical photovoltaic (PV) system solutions on the market. These systems install PV modules at a 90-degree angle to the ground. During seasons with lower solar altitude angles, vertically installed modules can capture sunlight more efficiently, increasing overall power generation. The vertical solar panel mounting system uses a rigid structure with a robust and compact design. The modules are embedded and installed between fixed supports using bolts. However, vertical PV systems also result in less solar radiation received by the PV panels, leading to relatively lower power generation efficiency. Furthermore, this solution has poor environmental adaptability. Under certain climatic conditions, in areas with high wind speeds, vertical PV systems may face greater structural stress, requiring stronger support structures to ensure stability. Additionally, this solution requires a larger footprint, with greater spacing between supports, resulting in lower land utilization. Utility Model Content

[0004] This invention provides a photovoltaic power generation capacity adjustment device, which solves the problems of photovoltaic module capacity not being adjustable, inconvenient installation and disassembly, and low photoelectric conversion efficiency.

[0005] To solve the above-mentioned technical problems, the technical solution of this utility model is as follows: Multiple precast piles; Multiple sets of support components are installed on the multiple precast piles; Inclined arrangement unit that is fitted and installed along the top inclined direction of the multiple sets of support members; Multiple sets of vertically arranged units are connected between the multiple precast piles by an elastic buffer structure. The multiple sets of vertical arrangement units are respectively arranged between the multiple precast piles and are arranged perpendicularly to the multiple sets of support members. The elastic buffer structure and the vertical arrangement units are located in the same plane.

[0006] Optionally, the plurality of support members include: A longitudinal support structure connecting the multiple precast piles and the inclined arrangement unit; The longitudinal support structure is a transverse connection structure that fixes the multiple precast piles.

[0007] Optionally, the longitudinal support structure includes: The first purlin is set perpendicular to the ground; The two ends are respectively fixedly connected to the second purlin on the transverse connection structure; the second purlin is inclined to the first purlin.

[0008] Optionally, the lateral connection structure includes: The third purlin connects the inclined arrangement unit to the longitudinal support structure; The first purlin is fixed to multiple sets of first clamps on both sides of the multiple precast piles; The end of the second purlin is fixedly connected to the second clamp on the first purlin; A crossbeam that fixes the first purlin and the second purlin; the crossbeam is disposed on the first surface of the plurality of precast piles and is perpendicular to the first purlin.

[0009] Optionally, the inclined arrangement unit includes: Multiple sets of fourth purlins are installed obliquely along the top of the multiple sets of support members; A slider structure that engages with the fourth purlin; The first purlin bracket has a through hole on its first panel; Multiple first photovoltaic modules are installed on the fourth purlin; each first photovoltaic module has multiple sets of first protrusions on its first panel; The first photovoltaic module is mounted on the fourth purlin via the slider structure; the fourth purlin is mounted on the third purlin via the first purlin bracket.

[0010] Optionally, the slider structure includes: A slider component that engages between each set of the fourth purlins and slides along the fourth purlins; A set of mating parts installed on both sides of the fourth purlin; The multiple first photovoltaic modules are threadedly connected to the slider component via multiple sets of first protrusions; the fourth purlin is threadedly connected to the third purlin via the mating component.

[0011] Optionally, the cross-section of the slider component is convex, and the fourth purlin is provided with a groove that matches the convex structure of the slider component.

[0012] Optionally, the vertical arrangement unit includes: Multiple second photovoltaic modules; a set of second protrusions is provided on one end of the first panel of the second photovoltaic module; A flexible retaining ring connecting multiple second photovoltaic modules to a second purlin; In this configuration, multiple flexible retaining rings are evenly spaced in the gap between two second photovoltaic modules. The ends of the flexible retaining rings at both ends extend out of the gap and have a pair of threaded holes. The flexible retaining rings are fixedly connected to the second photovoltaic modules through the threaded holes and the second purlin.

[0013] Optionally, the elastic buffer structure includes: A fifth purlin is placed perpendicular to the crossarm; the fifth purlin is provided with multiple sets of third protrusions; The two ends of the vertical arrangement unit are respectively connected to the first springs on the multiple sets of support members; the two ends of the first springs are respectively connected to the first clamp and the second protrusion. A second spring elastically connects the fifth purlin to the second photovoltaic module; the two ends of the second spring are respectively connected to the second protrusion and the third protrusion. A third spring connects the multiple flexible retaining rings; the two ends of the third spring are respectively connected to two of the flexible retaining rings.

[0014] Optionally, the first photovoltaic module of the inclined arrangement unit is electrically connected to the second photovoltaic module of the vertical arrangement unit.

[0015] The above-described solution of this utility model has at least the following beneficial effects: The above-described solution of this utility model utilizes multiple precast piles; multiple sets of supporting members correspondingly installed on the precast piles; inclined arrangement units fitted along the top inclined direction of the supporting members; and multiple sets of vertical arrangement units connected between the precast piles via an elastic buffer structure. The multiple sets of vertical arrangement units are respectively arranged between the precast piles and perpendicular to the supporting members, with the elastic buffer structure and the vertical arrangement units located in the same plane. This enhances the structural stability of the photovoltaic modules, improves land utilization, installation and dismantling efficiency, and photoelectric conversion efficiency, and enables on-demand adjustment of the photovoltaic module capacity. Attached Figure Description

[0016] Figure 1 This is a front view of the photovoltaic power generation capacity regulation device of this utility model; Figure 2 This is a side view of the photovoltaic power generation capacity regulation device of this utility model; Figure 3 This is a perspective view of the photovoltaic power generation capacity regulation device of this utility model; Figure 4 This is an enlarged schematic diagram of part A of the photovoltaic power generation capacity regulation device of this utility model; Figure 5 This is a partial schematic diagram of the vertical arrangement unit of the photovoltaic power generation capacity regulation device of this utility model; Figure 6 This is an enlarged schematic diagram of part B of the photovoltaic power generation capacity regulation device of this utility model.

[0017] The components include: 1. Multiple precast piles; 2. Multiple sets of supporting components; 3. Inclined arrangement units; 4. Elastic buffer structure; 5. Vertical arrangement units; 6. Longitudinal support structure; 7. Lateral connection structure; 8. First purlin; 9. Second purlin; 10. Third purlin; 11. First clamp; 12. Second clamp; 13. Crossbeam; 14. Fourth purlin; 15. Sliding block structure; 16. First purlin support; 17. First photovoltaic module; 18. First spring; 19. Sliding block component; 20. Mating component; 21. Second photovoltaic module; 22. Second spring; 23. Flexible retaining ring; 24. Second purlin support; 25. Fifth purlin; 26. Third spring. Detailed Implementation

[0018] Exemplary embodiments of the present disclosure will now be described in more detail with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be implemented in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

[0019] like Figure 1 As shown, an embodiment of this utility model proposes a photovoltaic power generation capacity regulation device, comprising: Multiple precast piles 1; Multiple sets of support components 2 are installed on the multiple precast piles 1; Inclined arrangement unit 3 is installed in close contact with the top inclined direction of the multiple sets of support members 2; Multiple sets of vertically arranged units 5 are connected between the multiple precast piles 1 by an elastic buffer structure 4. Among them, multiple sets of vertical arrangement units 5 are respectively arranged between the multiple precast piles 1 and are arranged perpendicularly to the multiple sets of support members 2, and the elastic buffer structure 4 and the vertical arrangement units 5 are located in the same plane.

[0020] In this embodiment, the multiple precast piles 1 are all arranged on the same straight line and driven into the ground at equal intervals. The multiple precast piles 1 are made of high-strength materials, providing a stable support foundation for the entire device. Multiple sets of support components 2 are installed one-to-one on the multiple precast piles 1 and fixed to the multiple precast piles 1 by bolt connection. The inclined arrangement unit 3 is installed close to the top inclined direction of the multiple sets of support components 2. The inclined arrangement unit 3 allows the first photovoltaic module 17 to receive sunlight better through a preset inclination angle, thereby improving the photovoltaic power generation efficiency. Multiple sets of vertical arrangement units 5 are arranged between the multiple precast piles 1. The vertical arrangement units 5 are arranged perpendicular to the multiple sets of support components 2 to help improve the overall stability of the device. The vertical arrangement units 5 further increase the photovoltaic power generation capacity of the device through the second photovoltaic module 21. The elastic buffer structure 4 is connected between the multiple precast piles 1 and the vertical arrangement units 5. When the device is subjected to external forces, the elastic buffer structure 4 buffers and reduces shock for the device, thereby extending the service life of the device.

[0021] This invention enables rapid installation and disassembly of photovoltaic modules. By disassembling and assembling multiple sets of photovoltaic modules, the capacity of the photovoltaic system can be quickly adjusted to meet different power generation requirements. Furthermore, it can be flexibly combined according to on-site lighting conditions or load requirements, thereby improving the photoelectric conversion efficiency of photovoltaic modules.

[0022] like Figure 2 As shown, in an optional embodiment of the present invention, the plurality of support members 2 include: The longitudinal support structure 6 connects the multiple precast piles 1 and the inclined arrangement unit 3. The longitudinal support structure 6 includes: a first purlin 8 set perpendicular to the ground; and a second purlin 9 fixedly connected at both ends to the transverse connection structure 7. The second purlin 9 is inclined to the first purlin 8. The longitudinal support structure 6 is fixed to the multiple precast piles 1 by a transverse connection structure 7. The transverse connection structure 7 includes: a third purlin 10 connecting the inclined arrangement unit 3 and the longitudinal support structure 6; multiple sets of first clamps 11 fixing the first purlin 8 to both sides of the multiple precast piles 1; a second clamp 12 fixing the end of the second purlin 9 to the first purlin 8; and a crossbeam 13 fixing the first purlin 8 and the second purlin 9. The crossbeam 13 is disposed on the first surface of the multiple precast piles 1 and is perpendicular to the first purlin 8.

[0023] In this embodiment, the multiple sets of support components 2 include a longitudinal support structure 6 and a transverse connecting structure 7. The longitudinal support structure 6 is used to support the inclined arrangement unit 3, and the transverse connecting structure 7 is used to connect and fix the longitudinal support structure 6 to the multiple precast piles 1. The first purlin 8 includes multiple purlins set perpendicular to the ground, so that it can stably bear the load from the inclined arrangement unit 3 above and effectively transfer the load to the multiple precast piles 1 below. The two ends of the second purlin 9 are respectively bolted to different parts of the transverse connecting structure 7. The second purlin 9 and the first purlin 8 form a certain inclination angle, and the first purlin 8, the second purlin 9 and the transverse connecting structure 7 form a triangle to increase the stability of the device.

[0024] The third purlin 10 connects the inclined arrangement unit 3 and the longitudinal support structure 6. Through the third purlin 10, the weight and force of the inclined arrangement unit 3 can be transferred to the longitudinal support structure 6, and then from the longitudinal support structure 6 to the multiple precast piles 1. The first clamp 11 fixes the first purlin 8 to both sides of the multiple precast piles 1. Both the first clamp 11 and the second clamp 12 are made of high-strength metal material. The first clamp 11 includes a pair of identical first single-sided clamps, and the second clamp 12 includes one first single-sided clamp and one second single-sided clamp. During installation... The first clamp 11 and the second clamp 12 are wrapped around the plurality of precast piles 1, and the first clamp 11 and the second clamp 12 are fixed to the plurality of precast piles 1 by fastening bolts. The first purlin 8 and the second purlin 9 are attached to one side of the first clamp 11 and the second clamp 12, and the first purlin 8 and the second purlin 9 are also fixed to the plurality of precast piles 1 by fastening bolts. The crossbeam 13 is set on the first surface of the plurality of precast piles 1 and is perpendicular to the first purlin 8. The first purlin 8 and the second purlin 9 are further reinforced by bolts.

[0025] like Figure 3 and Figure 4 As shown, in an optional embodiment of the present invention, the inclined arrangement unit 3 includes: Multiple sets of fourth purlins 14 are installed obliquely along the top of the multiple sets of support members 2; A slider structure 15 engages with the fourth purlin 14, the slider structure 15 comprising: a slider member 19 engaging between each set of the fourth purlins 14 and sliding along the fourth purlin 14; and a set of mating members 20 installed on both sides of the fourth purlin 14; The first purlin support 16 has a through hole on its first panel; Multiple first photovoltaic modules 17 are installed on the fourth purlin 14; each first photovoltaic module 17 has multiple sets of first protrusions on its first panel; The slider component 19 has a convex cross-section, and the fourth purlin 14 has a groove that matches the convex structure of the slider component 19. The first photovoltaic module 17 is mounted on the fourth purlin 14 via the slider structure 15. The fourth purlin 14 is mounted on the third purlin 10 via the first purlin support 16. The multiple first photovoltaic modules 17 are threadedly connected to the slider component 19 via multiple sets of first protrusions. The fourth purlin 14 is threadedly connected to the third purlin 10 via the mating part 20.

[0026] In this embodiment, multiple sets of fourth purlins 14 are installed obliquely along the top of the multiple sets of support members 2, and the fourth purlins 14 are perpendicular to the third purlins 10. Each fourth purlin 14 is provided with a locking slider structure 15, which includes a slider member 19 and a mating member 20. The slider member 19 is locked between each set of fourth purlins 14 and can slide along the fourth purlin 14. Its cross-section is convex and mates with a groove provided on the fourth purlin 14. The mating member 20 is installed on both sides of the fourth purlin 14 and on the third purlins 10 at both ends. The fourth purlin 14 is connected and fixed to the third purlin 10. The first purlin bracket 16 is installed on the third purlin 10 in the middle and is used to fix the fourth purlin 14 on the third purlin 10. The first panel of the first purlin bracket 16 has a through hole, and the bolt passes through the through hole to fix the first purlin bracket 16 on the third purlin 10. Each first photovoltaic module 17 has multiple sets of first protrusions on its first panel. The first photovoltaic module 17 is threadedly connected to the slider component 19 through the first protrusions, thereby fixing the first photovoltaic module 17 on the slider component 19.

[0027] The first photovoltaic module 17 is mounted on the fourth purlin 14 via the slider structure 15. The installation process includes: engaging the slider component 19 in the groove of the fourth purlin 14 and adjusting it to a suitable position; threading the first photovoltaic module 17 to the slider component 19 via the first protrusion, thereby fixing the first photovoltaic module 17 on the slider component 19; mounting the fourth purlin 14 on the third purlin 10 via the first purlin support 16; engaging the slider component 19 in the slider structure 15 in the groove of the fourth purlin 14, allowing it to slide along the groove; and further securely connecting the fourth purlin 14 to the third purlin 10 via the mating component 20; and threading multiple first photovoltaic modules 17 to the slider structure 15 via the first protrusion, thereby mounting them on the fourth purlin 14.

[0028] like Figure 5 and Figure 6 As shown, in an optional embodiment of the present invention, the vertical arrangement unit 5 includes: Multiple second photovoltaic modules 21; a set of second protrusions is provided on one end of the first panel of the second photovoltaic module 21; A flexible retaining ring 23 connects multiple second photovoltaic modules 21 to a second purlin 24; The flexible retaining rings 23 are evenly spaced in the gap between the two second photovoltaic modules 21. The ends of the flexible retaining rings 23 at both ends extend out of the gap and have a pair of threaded holes. The flexible retaining rings 23 are fixedly connected to the second photovoltaic modules 21 through the threaded holes and the second purlin 24.

[0029] In this embodiment, the second photovoltaic module 21 has the same main structure as the first photovoltaic module 17, but the first protrusion and the second protrusion have different opening positions and numbers. The second protrusion is used to connect the elastic buffer structure 4. There are gaps between the multiple second photovoltaic modules 21, and multiple flexible retaining rings 23 are equally spaced in the gaps, which can connect two second photovoltaic modules 21 laterally. The flexible retaining rings 23 located at the ends are provided with second purlin supports 24 on both sides. The second purlin supports 24 are fixed to the flexible retaining rings 23 by bolts, thereby fixing the flexible retaining rings 23 located at the ends so that they do not move.

[0030] like Figure 5 and Figure 6 As shown, in an optional embodiment of the present invention, the elastic buffer structure 4 includes: A fifth purlin 25 is placed perpendicular to the crossbeam 13; the fifth purlin 25 is provided with multiple sets of third protrusions; The two ends of the vertical arrangement unit 5 are respectively connected to the first spring 18 on the multiple sets of support members 2; the two ends of the first spring 18 are respectively connected to the first clamp 11 and the second protrusion. A second spring 22 elastically connects the fifth purlin 25 to the second photovoltaic module 21; the two ends of the second spring 22 are respectively connected to the second protrusion and the third protrusion; A third spring 26 connects multiple flexible retaining rings 23; the two ends of the third spring 26 are respectively connected to two flexible retaining rings 23.

[0031] In this embodiment, the fifth purlin 25 is vertically placed on multiple crossarms 13. A third protrusion on the fifth purlin 25 provides an elastic connection with a second protrusion on the second photovoltaic module 21. The second protrusion and the third protrusion are connected by a second spring, which buffers the vibration and displacement of the second photovoltaic module 21 relative to the fifth purlin 25. A first spring 18 connects both ends of the vertical arrangement unit 5 to the multiple sets of support members 2, with both ends of the first spring 18 connected to the first clamp 11 and the second protrusion, respectively. A third spring 26 connects between multiple flexible retaining rings 23, forming a buffer path that allows internal movement, reducing the probability of damage to the second photovoltaic module 21. The elastic deformation of multiple springs effectively absorbs the impact energy from environmental loads such as wind, enhancing the wind resistance and durability of the device.

[0032] like Figure 3 and Figure 5 As shown, in an optional embodiment of the present invention, the first photovoltaic module 17 of the inclined arrangement unit 3 is electrically connected to the second photovoltaic module 21 of the vertical arrangement unit 5.

[0033] In this embodiment, the first photovoltaic module 17 and the second photovoltaic module 21 are electrically connected to gather the electrical energy generated by multiple photovoltaic modules together, and the power generation system is built into a whole. This efficiently and stably converts solar energy into electrical energy, forming a DC power supply with a certain voltage and current. After subsequent inversion or boosting, the power supply is used to supply various electrical devices or to be connected to the power grid.

[0034] This utility model, through its reasonable structural design and innovative connection method, enables rapid installation, reliable fixing, and capacity adjustment of photovoltaic modules. It not only simplifies the construction process and improves assembly efficiency but also enhances the system's wind resistance. The modular design makes capacity adjustment more flexible, allowing users to freely add or remove photovoltaic modules according to actual power generation needs and environmental conditions.

[0035] The above description is the preferred embodiment of this utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the principle of this utility model, and these improvements and modifications should also be considered within the protection scope of this utility model.

Claims

1. A photovoltaic power generation capacity regulation device, characterized in that, include: Multiple precast piles (1); Multiple sets of support components (2) are installed on the multiple precast piles (1); Inclined arrangement unit (3) is installed in close contact with the top inclined direction of the multiple sets of support members (2); Multiple sets of vertically arranged units (5) are connected between the multiple precast piles (1) by an elastic buffer structure (4); Among them, multiple sets of vertical arrangement units (5) are respectively arranged between multiple precast piles (1) and are arranged perpendicularly to the multiple sets of support members (2). The elastic buffer structure (4) and the vertical arrangement units (5) are located in the same plane.

2. The photovoltaic power generation capacity regulation device according to claim 1, characterized in that, The multiple sets of support components (2) include: A longitudinal support structure (6) connecting the multiple precast piles (1) and the inclined arrangement unit (3); The longitudinal support structure (6) is fixed to the transverse connection structure (7) on the multiple precast piles (1).

3. The photovoltaic power generation capacity regulation device according to claim 2, characterized in that, The longitudinal support structure (6) includes: The first purlin (8) is set perpendicular to the ground; The two ends are respectively fixedly connected to the second purlin (9) on the transverse connection structure (7); the second purlin (9) is inclined to the first purlin (8).

4. The photovoltaic power generation capacity regulation device according to claim 3, characterized in that, The lateral connection structure (7) includes: The third purlin (10) connects the inclined arrangement unit (3) to the longitudinal support structure (6); The first purlin (8) is fixed to multiple sets of first clamps (11) on both sides of the multiple precast piles (1); The end of the second purlin (9) is fixedly connected to the second clamp (12) on the first purlin (8); A crossbeam (13) that fixes the first purlin (8) and the second purlin (9); the crossbeam (13) is set on the first surface of the plurality of precast piles (1) and is perpendicular to the first purlin (8).

5. The photovoltaic power generation capacity regulation device according to claim 4, characterized in that, The inclined arrangement unit (3) includes: Multiple sets of fourth purlins (14) are installed obliquely along the top of the multiple sets of support members (2); A slider structure (15) engages with the fourth purlin (14); The first purlin bracket (16) has a through hole on its first panel; Multiple first photovoltaic modules (17) are installed on the fourth purlin (14); each first photovoltaic module (17) has multiple sets of first protrusions on its first panel; The first photovoltaic module (17) is mounted on the fourth purlin (14) via the slider structure (15); the fourth purlin (14) is mounted on the third purlin (10) via the first purlin bracket (16).

6. The photovoltaic power generation capacity regulation device according to claim 5, characterized in that, The slider structure (15) includes: A slider member (19) engages between each set of the fourth purlins (14) and slides along the fourth purlins (14). A set of mating parts (20) installed on both sides of the fourth purlin (14); The multiple first photovoltaic modules (17) are threadedly connected to the slider component (19) through multiple sets of first protrusions; the fourth purlin (14) is threadedly connected to the third purlin (10) through the mating part (20).

7. The photovoltaic power generation capacity regulation device according to claim 6, characterized in that, The cross-section of the slider component (19) is convex, and the fourth purlin (14) is provided with a groove that matches the convex structure of the slider component (19).

8. The photovoltaic power generation capacity regulation device according to claim 5, characterized in that, The vertical arrangement unit (5) includes: Multiple second photovoltaic modules (21); a set of second protrusions is provided on one end of the first panel of the second photovoltaic module (21); A flexible retaining ring (23) connecting multiple second photovoltaic modules (21) to a second purlin (24); Among them, a plurality of flexible retaining rings (23) are equally spaced in the gap between two second photovoltaic modules (21). The ends of the flexible retaining rings (23) located at both ends extend out of the gap and have a pair of threaded holes. The flexible retaining rings (23) are fixedly connected to the second photovoltaic modules (21) through the threaded holes and the second purlin (24).

9. The photovoltaic power generation capacity regulation device according to claim 8, characterized in that, The elastic buffer structure (4) includes: A fifth purlin (25) is placed perpendicular to the crossbeam (13); the fifth purlin (25) is provided with multiple sets of third protrusions; The two ends of the vertical arrangement unit (5) are respectively connected to the first spring (18) on the multiple sets of support members (2); the two ends of the first spring (18) are respectively connected to the first clamp (11) and the second protrusion; A second spring (22) elastically connects the fifth purlin (25) and the second photovoltaic module (21); the two ends of the second spring (22) are respectively connected to the second protrusion and the third protrusion; A third spring (26) connects multiple flexible retaining rings (23); the two ends of the third spring (26) are respectively connected to two flexible retaining rings (23).

10. The photovoltaic power generation capacity regulation device according to claim 8, characterized in that, The first photovoltaic module (17) of the inclined arrangement unit (3) is electrically connected to the second photovoltaic module (21) of the vertical arrangement unit (5).