Fixed connecting piece for photovoltaic panel installation

By using the sliding fit between the insertion plate and the mounting plate and the knob bolt locking mechanism, combined with the L-shaped limiting plate and snap-fit ​​block design, the problems of poor compatibility and heat dissipation of photovoltaic panels are solved, thus achieving a stable connection and efficient power generation of photovoltaic panels.

CN224083437UActive Publication Date: 2026-04-03ZHUHAI CHARLIE ENERGY SAVING & ENVIRONMENTAL PROTECTION CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-11
Publication Date
2026-04-03

AI Technical Summary

Technical Problem

Traditional photovoltaic panel installation and fixing connectors have poor compatibility, high customization or modification costs, uneven pressure distribution, easy damage to the panel surface, weak resistance to wind load and vibration, complex installation, long construction period, poor heat dissipation, and affect the stability and power generation efficiency of photovoltaic systems.

Method used

By employing a sliding fit between the insertion plate and the mounting plate, combined with a quick-locking mechanism of the knob bolt, and the design of the L-shaped limit plate and anti-slip plate, the length and width of the photovoltaic panel can be precisely adjusted. Furthermore, the inclined design of the insertion block and the snap-fit ​​block ensures a stable connection and heat dissipation for the photovoltaic panel.

Benefits of technology

It achieves flexible adaptation of photovoltaic panels, uniform pressure distribution, stable connection and good heat dissipation, improves construction efficiency, enhances resistance to wind load and vibration, extends the service life of photovoltaic panels and improves power generation efficiency.

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Abstract

The utility model discloses a fixed connecting piece for photovoltaic panel installation, which relates to the technical field of photovoltaic panel installation and comprises two installation plates, one side of one installation plate is provided with an insertion groove, one side of the other installation plate is provided with an insertion plate, the front end and the rear end of one installation plate are both provided with a plurality of holes, and the holes are communicated with the insertion groove. A knob bolt used for fixing the insertion plate is arranged at the front end of the opening, second anti-skid plates are arranged at the upper ends of the two mounting plates, sliding rails are arranged on one sides of the two mounting plates, two sliding blocks are symmetrically arranged on the outer surfaces of the sliding rails, L-shaped limiting plates are arranged at the upper ends of the sliding blocks, and right-angle connecting pieces are arranged on one sides of the L-shaped limiting plates. The fixed connecting piece for installing the photovoltaic panel can flexibly adjust the distance between the installing plates to adapt to different photovoltaic panels, is convenient and stable to install, and can also prevent the panel surface from being damaged; the multiple groups of photovoltaic panels are simple to assemble, stable in connection, large in spacing after installation and beneficial to heat dissipation, the service life of the photovoltaic panels can be prolonged, and the performance of a power generation system is improved.
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Description

Technical Field

[0001] This utility model relates to the field of photovoltaic panel installation technology, and in particular to a fixing connector for photovoltaic panel installation. Background Technology

[0002] Traditional fixing connectors have poor compatibility when installing photovoltaic panels, making it difficult to flexibly handle the installation of photovoltaic panels of different sizes. Customization or modification is costly and inefficient. Uneven pressure distribution during fixing can easily damage the panel surface. In addition, they have weak resistance to wind loads and vibrations. The installation operation is complicated, requires professional tools, and has a long construction period. Furthermore, unreasonable spacing between photovoltaic panels after installation can lead to poor heat dissipation and performance degradation. These problems limit the stability and power generation efficiency of photovoltaic systems and urgently need to be improved. Utility Model Content

[0003] The main purpose of this utility model is to provide a fixing connector for photovoltaic panel installation, which can effectively solve the problems in the background art.

[0004] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0005] A fixing connector for photovoltaic panel installation includes two mounting plates. One mounting plate has an insertion slot on one side, and the other mounting plate has an insertion plate on one side. Multiple openings are provided at both ends of one mounting plate, and a knob bolt for fixing the insertion plate is provided at the front end of each opening. A second anti-slip plate is provided at the upper end of both mounting plates. A slide rail is provided on one side of each mounting plate. Two sliders are symmetrically arranged on the outer surface of the slide rail. An L-shaped limiting plate is provided at the upper end of each slider. A right-angle connector is provided on one side of the L-shaped limiting plate. A rotating knob is provided above the L-shaped limiting plate. A lead screw is provided at the lower end of the rotating knob. A moving block is provided on the outer surface of the lead screw. A connecting pressure plate is provided at one end of the moving block. A first anti-slip plate is provided at the lower end of the connecting pressure plate.

[0006] Two of the sliders are provided with a plug box on one side, and the plug box has a snap-fit ​​groove at both the front and rear ends. The other two sliders are provided with a plug block on one side. The plug block has a fixing block in its inner cavity. The fixing block has a spring at both the front and rear ends. The plug block has two rectangular limiting plates symmetrically arranged in its inner cavity. The rectangular limiting plate has a snap-fit ​​block at one end.

[0007] Preferably, the insertion plate is inserted into the insertion slot, the knob bolt is threaded to the insertion plate, the insertion plate is detachably connected to the insertion slot via the knob bolt, and the second anti-slip plate is bonded to the upper end of the mounting plate.

[0008] Preferably, the slide rail is welded to one side of the mounting plate, the slider is slidably connected to the outer surface of the slide rail, and the L-shaped limiting plate is detachably connected to the upper end of the slider through a right-angle connector.

[0009] Preferably, the lead screw is welded to the lower end of the rotating knob, the moving block is threaded to the outer surface of the lead screw, the connecting pressure plate is welded to one end of the moving block, and the first anti-slip plate is bonded to the lower end of the connecting pressure plate.

[0010] Preferably, the plug-in box is welded to one side of a slider, the plug-in block is welded to one side of another slider, the fixing block is welded to the inner cavity of the plug-in block, and the spring is detachably connected to one end of the fixing block.

[0011] Preferably, the rectangular limiting plate is movably connected to the inner cavity of the plug-in block, the snap-fit ​​block is welded to one end of the rectangular limiting plate, one side of the snap-fit ​​block is inclined, and the snap-fit ​​block snaps into the snap-fit ​​groove.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. The fixing connector for this photovoltaic panel installation, through the sliding engagement of the insertion plate and the mounting plate, combined with the quick-locking mechanism of the knob bolt, allows for convenient adjustment of the distance between the two mounting plates. Combined with the L-shaped limiting plate, it can precisely adapt to the length and width requirements of photovoltaic panels of different sizes, effectively solving the problem of poor adaptability of traditional fixing brackets. Secondly, rotating the knob allows for the synchronous pressing of multiple connecting pressure plates. Combined with the double friction locking of the first and second anti-slip plates, a uniform pressure distribution is formed on the surface of the photovoltaic panel, ensuring fixing stability while preventing damage to the panel surface. This device can be installed without additional tools, significantly improving construction efficiency. Furthermore, the three-dimensional limiting system formed by the L-shaped limiting plate and the pressure plate assembly can effectively resist external stresses such as wind load and vibration, ensuring the long-term reliable operation of the photovoltaic panel in complex environments.

[0014] 2. The fixing connector for this photovoltaic panel installation allows for convenient assembly and connection of multiple photovoltaic panels after their fixed installation is completed. By inserting the plug-in block on one side of one mounting plate into the plug-in box of another mounting plate, the beveled design of the plug-in block causes it to retract and compress the spring during insertion. Once fully inserted, the spring force pushes the plug-in block out of the slot, completing the assembly of two photovoltaic panels. This assembly method is simple to operate and provides a stable connection. Furthermore, the large gap between the two photovoltaic panels after installation provides excellent heat dissipation during operation, effectively reducing the operating temperature of the photovoltaic panels, minimizing performance degradation due to overheating, extending the lifespan of the photovoltaic panels, and improving the overall stability and power generation efficiency of the photovoltaic power generation system. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0016] Figure 2This is a schematic diagram of the connection structure of the two mounting plates of this utility model;

[0017] Figure 3 This is a schematic diagram of the movable fixed connector structure of this utility model;

[0018] Figure 4 This is a schematic diagram of the internal structure of the plug block of this utility model.

[0019] In the diagram: 1. Mounting plate; 2. Insertion slot; 3. Opening; 4. Insertion plate; 5. Knob bolt; 6. Slide rail; 7. Slider; 8. L-shaped limiting plate; 9. Right-angle connector; 10. Rotating knob; 11. Lead screw; 12. Moving block; 13. Connecting pressure plate; 14. First anti-slip plate; 15. Plug-in box; 16. Snap-in slot; 17. Plug-in block; 18. Fixing block; 19. Spring; 20. Rectangular limiting plate; 21. Snap-in block; 22. Second anti-slip plate. Detailed Implementation

[0020] To make the technical means, creative features, objectives and effects of this utility model easier to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0021] Example 1, as Figures 1-3 As shown, a fixing connector for photovoltaic panel installation includes an insertion plate 4 inserted into an insertion slot 2, a knob bolt 5 threadedly connected to the insertion plate 4, and the insertion plate 4 and the insertion slot 2 detachably connected via the knob bolt 5. A second anti-slip plate 22 is bonded to the upper end of the mounting plate 1, a slide rail 6 is welded to one side of the mounting plate 1, a slider 7 is slidably connected to the outer surface of the slide rail 6, an L-shaped limiting plate 8 is detachably connected to the upper end of the slider 7 via a right-angle connector 9, a lead screw 11 is welded to the lower end of a rotating knob 10, a moving block 12 is threadedly connected to the outer surface of the lead screw 11, a connecting pressure plate 13 is welded to one end of the moving block 12, and a first anti-slip plate 14 is bonded to the lower end of the connecting pressure plate 13.

[0022] By sliding the insertion plate 4 with the mounting plate 1, and combining the quick locking mechanism of the knob bolt 5, the distance between the two mounting plates 1 can be easily adjusted. With the L-shaped limiting plate 8, it can accurately adapt to the length and width requirements of photovoltaic panels of different sizes. By rotating the knob 10, multiple connecting pressure plates 13 can be pressed down synchronously. With the double friction locking of the first anti-slip plate 14 and the second anti-slip plate 22, a uniform pressure distribution is formed on the surface of the photovoltaic panel, ensuring the stability of the fixation while avoiding damage to the panel surface.

[0023] Example 2, as Figures 1-4As shown, a fixed connector for photovoltaic panel installation includes a plug box 15 welded to one side of a slider 7, a plug block 17 welded to one side of another slider 7, a fixing block 18 welded to the inner cavity of the plug block 17, a spring 19 detachably connected to one end of the fixing block 18, a rectangular limiting plate 20 movably connected to the inner cavity of the plug block 17, a snap-fit ​​block 21 welded to one end of the rectangular limiting plate 20, a sloped side of the snap-fit ​​block 21, and a snap-fit ​​block 21 snap-fitting with a snap-fit ​​groove 16.

[0024] By inserting the plug 17 on one side of the mounting plate 1 into the plug box 15 of the other mounting plate 1, and utilizing the inclined design of the snap-fit ​​block 21, the snap-fit ​​block 21 retracts and compresses the spring 19 when inserted. After being fully inserted, the spring 19 pushes the snap-fit ​​block 21 out of the snap-fit ​​slot 16 to snap-fit, thus completing the assembly of the two sets of photovoltaic panels.

[0025] It should be noted that this utility model is a fixing connector for photovoltaic panel installation. In use, the photovoltaic panel is placed on the upper end of two mounting plates 1. Then, after unscrewing the knob bolt 5, the distance between the two mounting plates 1 is adjusted by adjusting the position of the insertion plate 4 in the insertion slot 2. At the same time, the lateral distance between the two sets of L-shaped limiting plates 8 can be adjusted. After adjusting the distance between the two sets of L-shaped limiting plates 8 to be the same as the length of the photovoltaic panel, the knob bolt 5 is screwed back through the opening 3 to fix the insertion plate 4. Then, multiple sliders 7 are pulled respectively. Multiple L-shaped limiting plates 8 are moved forward and backward to the four corners of the photovoltaic panel to limit the corners of the photovoltaic panel. Then, the rotating knob 10 is turned to rotate the lead screw 11. At this time, the moving block 12 will move the connecting pressure plate 13 and the first anti-slip plate 14 downward with the rotation of the lead screw 11 until the first anti-slip plate 14 is attached to the surface of the photovoltaic panel. At this time, under the action of multiple L-shaped limiting plates 8, the first anti-slip plate 14 and the second anti-slip plate 22, the fixed installation of photovoltaic panels of different sizes can be completed.

[0026] After multiple sets of photovoltaic panels are fixedly installed, they can be assembled and connected. During assembly, two plug-in blocks 17 on one side of the mounting plate 1 are inserted into two plug-in boxes 15 on the other side of the mounting plate 1. During the insertion of the plug-in blocks 17, since one side of the snap-fit ​​block 21 is inclined, the snap-fit ​​block 21 will retract into the inner cavity of the plug-in block 17 after contacting the inner wall of the plug-in box 15. At the same time, the spring 19 is compressed. When the plug-in block 17 is fully inserted into the plug-in box 15, the elastic force of the spring 19 will push the rectangular limiting plate 20 and the snap-fit ​​block 21 to move, so that the snap-fit ​​block 21 will pop out from the snap-fit ​​groove 16 opened at one end of the plug-in box 15 and snap-fit. At this time, the assembly of two sets of photovoltaic panels can be completed. After the installation is completed, a large gap is left between the two sets of photovoltaic panels, which can facilitate heat dissipation when the photovoltaic panels are working.

[0027] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A fixing connector for photovoltaic panel installation, comprising two mounting plates (1), characterized in that: One mounting plate (1) has an insertion slot (2) on one side, and the other mounting plate (1) has an insertion plate (4) on one side. One mounting plate (1) has multiple openings (3) at both its front and rear ends. A knob bolt (5) for fixing the insertion plate (4) is provided at the front end of each opening (3). Both mounting plates (1) have a second anti-slip plate (22) on their upper ends. Both mounting plates (1) have a slide rail (6) on one side. Two slide rails (6) are symmetrically arranged on the outer surface of each slide rail (6). A slider (7) is provided with an L-shaped limiting plate (8) at its upper end. A right-angle connector (9) is provided on one side of the L-shaped limiting plate (8). A rotating knob (10) is provided above the L-shaped limiting plate (8). A lead screw (11) is provided at the lower end of the rotating knob (10). A moving block (12) is provided on the outer surface of the lead screw (11). A connecting pressure plate (13) is provided at one end of the moving block (12). A first anti-slip plate (14) is provided at the lower end of the connecting pressure plate (13). Two of the sliders (7) are provided with a plug box (15) on one side, and the plug box (15) is provided with a snap-fit ​​groove (16) at both the front and rear ends. The other two sliders (7) are provided with a plug block (17) on one side. The plug block (17) is provided with a fixing block (18) in its inner cavity. The fixing block (18) is provided with a spring (19) at both the front and rear ends. The plug block (17) is provided with two rectangular limiting plates (20) symmetrically arranged in its inner cavity. The rectangular limiting plate (20) is provided with a snap-fit ​​block (21) at one end.

2. The fixing connector for photovoltaic panel installation according to claim 1, characterized in that: The insertion plate (4) is inserted into the insertion slot (2), the knob bolt (5) is threadedly connected to the insertion plate (4), the insertion plate (4) and the insertion slot (2) are detachably connected by the knob bolt (5), and the second anti-slip plate (22) is bonded to the upper end of the mounting plate (1).

3. The fixing connector for photovoltaic panel installation according to claim 1, characterized in that: The slide rail (6) is welded to one side of the mounting plate (1), the slider (7) is slidably connected to the outer surface of the slide rail (6), and the L-shaped limiting plate (8) is detachably connected to the upper end of the slider (7) through a right-angle connector (9).

4. The fixing connector for photovoltaic panel installation according to claim 1, characterized in that: The lead screw (11) is welded to the lower end of the rotating knob (10), the moving block (12) is threaded to the outer surface of the lead screw (11), the connecting pressure plate (13) is welded to one end of the moving block (12), and the first anti-slip plate (14) is bonded to the lower end of the connecting pressure plate (13).

5. A fixing connector for photovoltaic panel installation according to claim 1, characterized in that: The plug box (15) is welded to one side of a slider (7), the plug block (17) is welded to one side of another slider (7), the fixing block (18) is welded to the inner cavity of the plug block (17), and the spring (19) is detachably connected to one end of the fixing block (18).

6. A fixing connector for photovoltaic panel installation according to claim 1, characterized in that: The rectangular limiting plate (20) is movably connected to the inner cavity of the plug-in block (17), the snap-fit ​​block (21) is welded to one end of the rectangular limiting plate (20), one side of the snap-fit ​​block (21) is inclined, and the snap-fit ​​block (21) is snapped into the snap-fit ​​groove (16).