Photovoltaic panel fixing device convenient to assemble and disassemble

Abstract

The invention discloses a photovoltaic panel fixing device convenient to assemble and disassemble, and relates to the technical field of photovoltaics. The photovoltaic panel fixing device convenient to assemble and disassemble comprises a fixed frame, a movable frame, a plurality of fixing pieces and a limiting assembly, the fixed frame is provided with a containing cavity and a supporting ring, the movable frame is assembled on the fixed frame in a position-adjustable mode, the movable frame is provided with an installation cavity and an installation ring, and the limiting assembly is arranged on the movable frame. The fixing piece is rotationally arranged on the movable frame and used for clamping the photovoltaic panel with the mounting ring, the limiting assembly comprises a limiting rod which movably penetrates through the fixed frame and is used for being matched with the movable frame in a stopping mode, the movable frame is provided with a mounting position and a fixing position, the fixing piece and at least part of the movable frame are located outside the mounting cavity at the mounting position, and the limiting rod is arranged on the fixing position. The movable frame and at least part of the fixing piece are located in the installation cavity. According to the photovoltaic panel fixing device convenient to assemble and disassemble, rapid assembly and disassembly of the photovoltaic panel can be realized, and the installation efficiency and the maintenance efficiency of the photovoltaic panel are improved.

Description

Technical Field

[0001] The invention relates to the field of photovoltaic technology, and in particular to a photovoltaic panel fixing device which is convenient for loading and unloading. Background Art

[0002] With the development of clean energy, solar photovoltaic projects have been increasingly used. In photovoltaic power generation projects, photovoltaic panels are often installed on open ground, roofs, aerial platforms, etc. through frames, or photovoltaic brackets are manually built to provide a support platform for the installation of photovoltaic panels.

[0003] In the related art, when installing photovoltaic panels, pressure blocks, bolts, nuts, etc. are often used to fix them on frame structures such as beams. That is, the photovoltaic panel is first placed on the beam, and then the pressure block is placed on the edge of the photovoltaic panel. Finally, the pressure block is pressed onto the beam with bolts and nuts, so that the photovoltaic panel is pressed on the beam to fix the photovoltaic panel. This installation method is cumbersome to operate and has a slow installation speed. After the photovoltaic panel is installed and fixed, if a fault occurs and needs to be repaired and replaced, it is troublesome to disassemble, and the efficiency of repair and replacement is greatly reduced. Summary of the invention

[0004] The present invention aims to solve one of the technical problems in the related art at least to a certain extent.

[0005] To this end, an embodiment of the present invention proposes a photovoltaic panel fixing device that is easy to load and unload. The photovoltaic panel fixing device that is easy to load and unload can realize the rapid installation and disassembly of the photovoltaic panel, reduce the workload during the loading and unloading of the photovoltaic panel, and improve the installation efficiency and maintenance efficiency of the photovoltaic panel.

[0006] The photovoltaic panel fixing device that is easy to load and unload according to the embodiment of the present invention includes:

[0007] A fixing frame, the fixing frame is used to be fixed to the photovoltaic support, the fixing frame has a receiving cavity, and a supporting ring is fixedly provided in the receiving cavity;

[0008] A movable frame and a fixing part, wherein the movable frame is adjustable in position in the up-down direction and is assembled on the fixing frame and cooperates with the support ring stopper, the movable frame is adapted to the size of the fixing frame and has an installation cavity, a mounting ring is fixedly arranged in the installation cavity, and the installation cavity is used to install a photovoltaic panel, a plurality of fixing parts are provided and are arranged at intervals along the circumference of the movable frame, the fixing part is rotatably arranged on the movable frame and is used to clamp the photovoltaic panel with the mounting ring, and the distance from the connection position of the fixing part and the fixing frame to the mounting ring is less than the thickness of the photovoltaic panel;

[0009] A limit assembly, the limit assembly comprising a limit rod, the limit rod is movably arranged in the fixed frame and is used to cooperate with the movable frame in a stop manner in the up and down directions;

[0010] The movable frame has an installation position and a fixed position. In the installation position, the fixing member and at least part of the movable frame are located outside the installation cavity. In the fixed position, the movable frame and at least part of the fixing member are located inside the installation cavity. The fixing member and the movable frame are used to clamp the photovoltaic panel, and the limiting rod and the fixed frame are used to fix the movable frame.

[0011] The photovoltaic panel fixing device that is easy to load and unload in the embodiment of the present invention can realize the rapid installation and disassembly of the photovoltaic panel, reduce the workload during the installation and unloading of the photovoltaic panel, and improve the installation efficiency and maintenance efficiency of the photovoltaic panel.

[0012] In some embodiments, a first elastic member is included, which is arranged between the support ring and the mounting ring and is provided in plurality along the circumferential interval of the fixed frame. An end of the first elastic member is fixedly connected to the support ring, and the first elastic member is used to drive the movable frame to move away from the support ring.

[0013] In some embodiments, a driving ring is included, which is adjustable in position in the up and down directions and fits in the mounting cavity and is arranged parallel to the mounting ring. The driving ring is used to push the photovoltaic panel to move in a direction away from the mounting ring.

[0014] In some embodiments, a plurality of second elastic members are included, and the plurality of second elastic members are arranged at intervals along the circumference of the movable frame. The second elastic members are arranged between the mounting ring and the driving ring, and the two ends of the second elastic members are respectively fixedly connected to the mounting ring and the driving ring, and the second elastic member is used for the driving ring to move in a direction away from the mounting ring.

[0015] In some embodiments, a mounting hole is provided on the movable frame corresponding to the limiting rod, the limiting rod is used to be fitted into the mounting hole, and the limiting assembly includes a connecting piece, which is respectively connected to the fixed frame and the limiting rod.

[0016] In some embodiments, a stop section is provided at one end of the limit rod away from the movable frame, the connecting member is a tension spring, the two ends of the connecting member are respectively fixedly connected to the stop section and the movable frame, and the connecting member is used to drive the stop section to move toward the fixed frame.

[0017] In some embodiments, an end of the movable frame away from the mounting ring is provided with an extension section extending in the up-down direction, the extension sections are arranged in pairs and are arranged on two sides of the movable frame parallel to each other, and a pressure plate is provided on the extension section, and the pressure plate is used to drive the movable frame to move in the up-down direction.

[0018] In some embodiments, a rotating shaft is provided on the movable frame corresponding to the fixing member, the fixing member is rotatably provided on the fixing frame, a torsion spring is rotatably provided on the rotating shaft, and the torsion spring is used to drive the fixing member to move in a direction away from the installation cavity.

[0019] In some embodiments, the fixing member is in a triangular plate shape, and the side surface of the fixing member close to the mounting plate is arranged in a stepped shape.

[0020] In some embodiments, the fixing member is L-shaped and includes a vertical section and a horizontal section, one end of the vertical section is fixedly connected to the movable frame, the horizontal section is used to clamp on one side of the photovoltaic panel, and the side of the horizontal section facing the mounting ring is the clamping surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic structural diagram of a photovoltaic panel fixing device that is easy to load and unload according to an embodiment of the present invention.

[0022] Figure 2 It is a schematic structural diagram of a fixing frame in a photovoltaic panel fixing device that is easy to load and unload according to an embodiment of the present invention.

[0023] Figure 3 It is a schematic structural diagram of a movable frame in a photovoltaic panel fixing device that is easy to load and unload according to an embodiment of the present invention.

[0024] Figure 4 yes Figure 1 Enlarged view of point A in the middle.

[0025] Figure 5 It is a schematic structural diagram of a movable frame in a photovoltaic panel fixing device for easy loading and unloading according to another embodiment of the present invention.

[0026] Reference numerals:

[0027] Fixed frame 1; support ring 11; movable frame 2; mounting ring 21; through hole 22; extension section 23; pressing plate 24; fixing member 3; limiting assembly 4; limiting rod 41; stopping section 411; connecting member 42; photovoltaic panel 5; first elastic member 6; driving ring 7; second elastic member 8. DETAILED DESCRIPTION

[0028] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0029] like Figures 1 to 5As shown, the photovoltaic panel 5 fixing device for easy loading and unloading of the embodiment of the present invention includes a fixed frame 1, a movable frame 2, a fixing part 3 and a limiting assembly 4, the fixed frame 1 is used to be fixed to the photovoltaic bracket, the fixed frame 1 has a containing cavity, a support ring 11 is fixedly arranged in the containing cavity, the height direction of the fixed frame 1 is defined as the up and down direction, the movable frame 2 is assembled on the fixed frame 1 with adjustable position along the up and down direction and cooperates with the support ring 11 to stop, the movable frame 2 is adapted to the size of the fixed frame 1 and has an installation cavity, an installation ring 21 is fixedly arranged in the installation cavity, the installation cavity is used to install the photovoltaic panel 5, a plurality of fixing parts 3 are provided and are arranged at intervals along the circumference of the movable frame 2, and the fixing parts 3 is rotatably arranged on the movable frame 2 and is used to clamp the photovoltaic panel 5 with the mounting ring 21. The distance from the connection position of the fixing member 3 and the fixed frame 1 to the mounting ring 21 is less than the thickness of the photovoltaic panel 5. The limiting assembly 4 includes a limiting rod 41, which is movably arranged on the fixed frame 1 and is used to stop and cooperate with the movable frame 2 in the upper and lower directions. The movable frame 2 has an installation position and a fixed position. In the installation position, the fixing member 3 and at least part of the movable frame 2 are located outside the installation cavity. In the fixed position, the movable frame 2 and at least part of the fixing member 3 are located in the installation cavity. The fixing member 3 and the movable frame 2 are used to clamp the photovoltaic panel 5, and the limiting rod 41 and the fixed frame 1 are used to fix the movable frame 2.

[0030] When the photovoltaic panel 5 fixing device that is easy to load and unload according to the embodiment of the present invention is in use, the fixing frame 1 can be fixedly connected with the photovoltaic bracket. When the photovoltaic panel 5 is installed, the movable frame 2 is moved to the installation position, that is, the top of the movable frame 2 extends out of the fixed frame 1, the photovoltaic panel 5 is placed in the installation cavity, and the movable frame 2 is moved in the direction close to the support ring 11. The fixing member 3 rotates in the direction close to the photovoltaic panel 5 and the mounting ring 21 under the action of the fixed frame 1, and continues to move in the direction of the support ring 11. The fixing member 3 can be pressed against the photovoltaic panel 5 and clamped and fixed to the photovoltaic panel 5 through the mounting ring 21. By moving the position of the limit rod 41 on the fixed frame 1, the limit rod 41 and the movable frame 2 are stopped and matched in the upper and lower directions, the movable frame 2 can be fixed in the fixed frame 1, so that the movable frame 2 is kept in the fixed position. When the photovoltaic panel 5 is disassembled, the movable limit rod 41 can be moved to release the restriction on the movable frame 2, and the movable frame 2 is moved to the installation position. At this time, the fixing member 3 can take the photovoltaic panel 5 out of the installation cavity, which is convenient to operate.

[0031] The photovoltaic panel 5 fixing device that is easy to load and unload in the embodiment of the present invention can realize the rapid installation and disassembly of the photovoltaic panel 5, reduce the workload during the installation and unloading of the photovoltaic panel 5, and improve the installation efficiency and maintenance efficiency of the photovoltaic panel 5.

[0032] In some embodiments, Figure 2As shown, it includes a first elastic member 6, which is arranged between the support ring 11 and the mounting ring 21 and is provided with multiple circumferential intervals along the fixed frame 1. The end of the first elastic member 6 is fixedly connected to the support ring 11, and the first elastic member 6 is used to drive the movable frame 2 to move in the direction away from the support ring 11.

[0033] When disassembling the photovoltaic panel 5, the limit rod 41 is moved to release the restriction on the movable frame 2. The first elastic member 6 can drive the movable frame 2 to move away from the support ring 11 and extend the movable frame 2 out of the accommodating cavity of the fixed frame 1, thereby reducing the manual workload and making it easier for personnel to remove the photovoltaic panel 5 from the installation cavity.

[0034] Optionally, the first elastic member 6 is a supporting spring, and at least one is provided on each plate segment of the supporting ring 11 .

[0035] In some embodiments, Figure 5 As shown, it includes a driving ring 7, which is adjustable in position along the up and down directions to fit in the installation cavity and is arranged parallel to the installation ring 21. The driving ring 7 is used to push the photovoltaic panel 5 to move away from the installation ring 21. The driving ring 7 is arranged to facilitate operation when taking out the photovoltaic panel 5.

[0036] In some embodiments, Figure 5 As shown, it includes a plurality of second elastic members 8, and the plurality of second elastic members 8 are arranged at intervals along the circumference of the movable frame 2. The second elastic members 8 are arranged between the mounting ring 21 and the driving ring 7, and the two ends of the second elastic member 8 are respectively fixedly connected to the mounting ring 21 and the driving ring 7. The second elastic member 8 is used to drive the ring 7 to move away from the mounting ring 21. When the movable frame 2 moves to the mounting position, the second elastic member 8 can drive the photovoltaic panel 5 to move away from the mounting ring 21, so as to increase the portion of the photovoltaic panel 5 extending out of the movable frame 2, so as to facilitate personnel to take the photovoltaic panel 5 out of the mounting cavity. At the same time, the second elastic member 8 can be suitable for photovoltaic panels 5 of different thicknesses when clamping and fixing the photovoltaic panel 5, and enhance the clamping effect of the fixing member 3 on the photovoltaic panel 5.

[0037] Optionally, the second elastic member 8 is a supporting spring, and at least one is provided on each plate segment of the mounting ring 21 .

[0038] In some embodiments, Figure 3 and Figure 4 As shown, a mounting hole 22 is provided on the movable frame 2 corresponding to the limit rod 41, and the limit rod 41 is used to be mounted and matched with the mounting hole 22. The limit assembly 4 includes a connecting piece 42, and the connecting piece 42 is respectively connected to the fixed frame 1 and the limit rod 41. The limit rod 41 and the movable frame 2 can be connected together through the mounting hole 22 to avoid deformation of one end of the limit rod 41 that is blocked by the movable frame 2 during use. The connecting piece 42 is provided to facilitate the connection between the limit rod 41 and the fixed frame 1.

[0039] In some embodiments, Figure 2 and Figure 4 As shown, a stop section 411 is provided at one end of the limit rod 41 away from the movable frame 2, and the connecting member 42 is a tensioning spring. The two ends of the connecting member 42 are respectively fixedly connected to the stop section 411 and the movable frame 2, and the connecting member 42 is used to drive the stop section 411 to move toward the fixed frame 1. By setting the tensioning spring, when the limit rod 41 is aligned with the insertion hole 22 during installation of the fixed plate, the tensioning spring can drive the limit rod 41 to extend into the insertion hole 22, which is convenient to operate, reduces the work of personnel, and can prevent the limit rod 41 from escaping from the insertion hole 22, which is safe and reliable.

[0040] Optionally, the tension spring is sleeved on the limiting rod 41 .

[0041] In some embodiments, the connecting frame is a connecting rope.

[0042] In some embodiments, Figure 3 and Figure 4 As shown, an end of the movable frame 2 away from the mounting ring 21 is provided with an extension section 23 extending in the up-down direction, the extension sections 23 are arranged in pairs and are arranged on two parallel sides of the movable frame 2, and a pressure plate 24 is provided on the extension section 23. The pressure plate 24 is used to drive the movable frame 2 to move in the up-down direction. By providing the extension section 23 and the pressure plate 24, the operator can hold the pressure plate 24 to apply force to the movable frame 2, which is convenient for the operator to adjust the position of the movable frame 2 and the operation is convenient.

[0043] In some embodiments, a rotating shaft is provided on the movable frame 2 corresponding to the fixing part 3, and the fixing part 3 is rotatably provided on the fixed frame 1. A torsion spring is rotatably provided on the rotating shaft. One torsion arm of the torsion spring is fixedly connected to the fixing part 3, and the other torsion arm of the torsion spring abuts against the movable frame 2. The torsion spring is used to drive the fixing part 3 to move away from the installation cavity. When the movable frame 2 moves to the installation position, the torsion spring can directly drive the fixing part 3 to move away from the installation ring 21, thereby avoiding the operation of personnel rotating the fixing part 3, and the operation is convenient.

[0044] In some embodiments, Figure 3 As shown, the fixing member 3 is in the shape of a triangular plate, and the side of the fixing member 3 close to the mounting plate is arranged in a stepped shape. By setting the inclined surface of the fixing plate used to clamp the photovoltaic panel 5 in a stepped shape, the structural strength of the fixing member 3 can be improved and the clamping effect on the photovoltaic panel 5 can be ensured.

[0045] In some embodiments, the fixing member 3 is L-shaped and includes a vertical section and a horizontal section. One end of the vertical section is fixedly connected to the movable frame 2, and the horizontal section is used to clamp on one side of the photovoltaic panel 5. The side of the horizontal section facing the mounting ring 21 is a clamping surface. The structure is simple and easy to install.

[0046] Optionally, a protective pad is provided on the side of the fixing plate for clamping the photovoltaic panel 5 .

[0047] In the description of the present invention, it is to be understood that the terms “center”, “longitudinal”, “lateral”, “length”, “width”, “thickness”, “up”, “down”, “front”, “back”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inside”, “outside”, “clockwise”, “counterclockwise”, “axial”, “radial”, “circumferential”, etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0048] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0049] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0050] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0051] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0052] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations of the present invention. A person skilled in the art may change, modify, replace and vary the above embodiments within the scope of the present invention.

Claims

1. A photovoltaic panel fixing device that is easy to load and unload, characterized in that: include: A fixing frame, the fixing frame is used to be fixed to the photovoltaic support, the fixing frame has a receiving cavity, and a supporting ring is fixedly provided in the receiving cavity; A movable frame and a fixing part, wherein the movable frame is adjustable in position in the up-down direction and is assembled on the fixing frame and cooperates with the support ring stopper, the movable frame is adapted to the size of the fixing frame and has an installation cavity, a mounting ring is fixedly arranged in the installation cavity, and the installation cavity is used to install a photovoltaic panel, a plurality of fixing parts are provided and are arranged at intervals along the circumference of the movable frame, the fixing part is rotatably arranged on the movable frame and is used to clamp the photovoltaic panel with the mounting ring, and the distance from the connection position of the fixing part and the fixing frame to the mounting ring is less than the thickness of the photovoltaic panel; A limit assembly, the limit assembly comprising a limit rod, the limit rod is movably arranged in the fixed frame and is used to cooperate with the movable frame in a stop manner in the up and down directions; The movable frame has an installation position and a fixed position. In the installation position, the fixing member and at least part of the movable frame are located outside the installation cavity. In the fixed position, the movable frame and at least part of the fixing member are located inside the installation cavity. The fixing member and the movable frame are used to clamp the photovoltaic panel, and the limiting rod and the fixed frame are used to fix the movable frame.

2. The photovoltaic panel fixing device that is easy to load and unload according to claim 1 is characterized in that: It includes a first elastic member, which is arranged between the support ring and the mounting ring and is arranged in plurality along the circumferential direction of the fixed frame. The end of the first elastic member is fixedly connected to the support ring, and the first elastic member is used to drive the movable frame to move in a direction away from the support ring.

3. The photovoltaic panel fixing device that is easy to load and unload according to claim 1 is characterized in that: It comprises a driving ring, which is adjusted in position in the up and down directions to fit in the mounting cavity and is arranged parallel to the mounting ring. The driving ring is used to push the photovoltaic panel to move in a direction away from the mounting ring.

4. The photovoltaic panel fixing device that is easy to load and unload according to claim 3 is characterized in that: It includes a plurality of second elastic members, which are arranged at intervals along the circumference of the movable frame, the second elastic members are arranged between the mounting ring and the driving ring, and the two ends of the second elastic members are respectively fixedly connected to the mounting ring and the driving ring, and the second elastic members are used for the driving ring to move in a direction away from the mounting ring.

5. The photovoltaic panel fixing device that is easy to load and unload according to claim 1 is characterized in that: The movable frame is provided with a mounting hole corresponding to the limiting rod, and the limiting rod is used to be mounted and matched with the mounting hole. The limiting assembly includes a connecting piece, and the connecting piece is respectively connected to the fixed frame and the limiting rod.

6. The photovoltaic panel fixing device that is easy to load and unload according to claim 5, characterized in that: A stop section is provided at one end of the limit rod away from the movable frame, the connecting member is a tension spring, both ends of the connecting member are fixedly connected to the stop section and the movable frame respectively, and the connecting member is used to drive the stop section to move towards the fixed frame.

7. The photovoltaic panel fixing device that is easy to load and unload according to claim 1, characterized in that: An end of the movable frame away from the mounting ring is provided with an extension section extending in the up-down direction, the extension sections are arranged in pairs and are arranged on two parallel sides of the movable frame, and a pressure plate is provided on the extension section, and the pressure plate is used to drive the movable frame to move in the up-down direction.

8. The photovoltaic panel fixing device that is easy to load and unload according to claim 1, characterized in that: A rotating shaft is provided on the movable frame corresponding to the fixing member, the fixing member is rotatably provided on the fixing frame, a torsion spring is rotatably provided on the rotating shaft, and the torsion spring is used to drive the fixing member to move in a direction away from the installation cavity.

9. The photovoltaic panel fixing device that is easy to load and unload according to claim 1, characterized in that: The fixing piece is in a triangular plate shape, and the side surface of the fixing piece close to the mounting plate is arranged in a stepped shape.

10. The photovoltaic panel fixing device that is easy to load and unload according to claim 1, characterized in that: The fixing member is L-shaped and includes a vertical section and a horizontal section. One end of the vertical section is fixedly connected to the movable frame, and the horizontal section is used to clamp one side of the photovoltaic panel. The side of the horizontal section facing the mounting ring is the clamping surface.

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