Roof mounting steel structure of photovoltaic panel

Abstract

The utility model discloses a roof installation steel structure of a photovoltaic panel, and relates to the technical field of photovoltaic panels. The device comprises a steel structure body and a cross beam, a displacement mechanism and a fixing mechanism are arranged on the cross beam, the displacement mechanism comprises a moving seat, a cam is arranged on a rotating shaft, a spring is arranged on one side of a sliding block, a limiting block is arranged at the end, away from the cam, of a connecting rod, and the fixing mechanism comprises a fixing seat and a bolt. According to the utility model, the movable seat, the cam, the limiting block and the fixed seat are arranged, the movable seat slides on the cross beam to drive the fixed seat to move to a specified position for fixing the photovoltaic panel, and the limiting block is clamped into the limiting groove through the rotation of the cam to fix the movable seat; therefore, the steel structure body can be flexibly suitable for installation of photovoltaic panels of various sizes, after the cross beam is installed, the trouble of on-site drilling is avoided, and the installation efficiency is improved to a certain degree.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic panels, in particular to a roof mounting steel structure for photovoltaic panels. Background Art

[0002] Photovoltaic panels, also known as solar panels, are assemblies composed of several solar cell modules assembled on a board in a certain way. They are usually used as a unit of a photovoltaic array. When installing photovoltaic panels, it is necessary to use the photovoltaic panel roof installation steel structure to fix the photovoltaic panels at the designated position on the roof.

[0003] The existing photovoltaic panel roof installation steel structure is a fixed structure. The dimensions of the main body and the beam are fixed, but the dimensions of commonly used photovoltaic panels are different. When installing the photovoltaic panels, measurement marks are required so that holes can be drilled and fixed at appropriate positions on the beams. Photovoltaic panels of different sizes have different fixing positions. Manufacturers cannot predict the measurement and drilling positions in advance, and installers need to perform them during installation. This is not conducive to the flexibility of the photovoltaic panel roof installation steel structure, nor is it conducive to improving installation efficiency. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a roof-mounted steel structure for photovoltaic panels to solve the technical problem that the use flexibility and installation efficiency of the existing roof-mounted steel structure for photovoltaic panels need to be further improved.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a roof-mounted steel structure for photovoltaic panels, comprising a steel structure main body and a crossbeam, the crossbeam being provided with a displacement mechanism and a fixing mechanism, the displacement mechanism comprising a moving seat, the moving seat being provided with a rotating shaft, the rotating shaft being provided with a cam, the bottom of the cam being provided with a slider, the slider being provided with a groove, a spring being provided on one side of the slider, a connecting rod being provided on one side of the cam, a limiting block being provided at the end of the connecting rod away from the cam, a limiting groove and a sliding groove being provided on the crossbeam; the fixing mechanism comprising a fixing seat and a bolt, the fixing seat being provided with a threaded hole, and the top of the moving seat being provided with a threaded sleeve.

[0006] By adopting the above technical solution and setting up the displacement mechanism, the fixing mechanism is brought to the designated position for fixing the photovoltaic panel by utilizing the movement of the movable seat, and the limit block is inserted into the limit groove by rotating the cam, thereby fixing the movable seat and the fixed seat at the designated fixed position.

[0007] Furthermore, a plurality of the limiting grooves are provided, the plurality of limiting grooves are evenly and equidistantly distributed, and the limiting grooves are connected to the sliding groove.

[0008] By adopting the above technical solution, multiple evenly and equidistantly distributed limit grooves can accommodate the limit blocks at multiple positions in the length direction of the beam, and then the movable seat drives the fixed seat to be fixed at a specified position according to the actual size of the photovoltaic panel.

[0009] Furthermore, the movable seat is arranged in a circular structure, the movable seat is slidably connected to the crossbeam, the sliding block is slidably connected to the sliding groove, and the limiting block is adapted to the limiting groove.

[0010] By adopting the above technical solution, the movable seat with a circular structure can be smoothly mounted on the crossbeam. When the limit block moves out of the limit groove, the limit function of the movable seat is released. At this time, the movable seat can be pulled to slide along the crossbeam.

[0011] Furthermore, the rotating shaft is fixedly connected to a cam, the cam is in contact with a connecting rod, and the connecting rod is fixedly connected to a limiting block.

[0012] By adopting the above technical solution, when the rotating shaft rotates, the cam fixedly connected to it is driven to rotate, thereby pushing the connecting rod fixedly connected to the cam out of the sliding block.

[0013] Furthermore, the spring is fixedly installed inside the slider, the spring is fixedly connected to the limit block, and two groups of springs are provided, and the two groups of springs are symmetrically arranged.

[0014] By adopting the above technical solution, the spring is retracted into the slider in a natural state. At this time, the limit block and the slider are in contact and located in the slide groove together. At this time, if the seat is moved, it can be flexibly pulled along the beam.

[0015] Furthermore, the threaded sleeve is consistent with the internal thread of the threaded hole, and both the threaded sleeve and the threaded hole are compatible with the bolt.

[0016] By adopting the above technical solution, the internal threads of the threaded sleeve and the threaded hole are consistent and matched with the bolt, so that the threaded sleeve and the threaded hole can be connected and fixed conveniently by tightening the bolt.

[0017] Furthermore, a special-shaped hole is provided on the top of the rotating shaft, and clamping blocks are provided on both sides of the bottom of the fixing seat.

[0018] By adopting the above technical solution and setting the special-shaped hole, the rotating shaft drives the cam to rotate, which can only be carried out smoothly with the help of professional tools. In the subsequent use process, it is ensured that the rotating shaft will not rotate due to non-maintenance and disassembly and other professional needs.

[0019] Furthermore, the rotating shaft is rotatably connected to the movable seat, the inner diameter of the special-shaped hole is hexagonal, and the outer diameter of the special-shaped hole is circular.

[0020] By adopting the above technical solution, the rotating shaft and the movable seat are kept in rotational connection. When the rotating shaft is rotated through the special-shaped hole, the movable seat remains fixed and will not affect the rotation process of the rotating shaft.

[0021] Furthermore, the card blocks are provided in two groups, the two groups of card blocks are symmetrically arranged, and the card blocks are fixedly connected to the fixing seat.

[0022] By adopting the above technical solution, two groups of symmetrically arranged clamping blocks can be fixedly connected to both sides of the bottom of the fixing seat at the same time.

[0023] Furthermore, the clamping block and the fixed seat are both engaged and slidably moved with the movable seat, and pressure plates are provided on both sides of the top of the fixed seat.

[0024] By adopting the above technical solution, when the photovoltaic panels to be installed are placed under the pressure plates on both sides of the fixing seat, the clamping block and the fixing seat can be pushed downward to move the two downward along the moving seat.

[0025] In summary, the utility model mainly has the following beneficial effects:

[0026] 1. The utility model sets a movable seat, a cam, a limit block and a fixed seat, utilizes the sliding of the movable seat on the beam to drive the fixed seat to move to the position of the designated fixed photovoltaic panel, and through the rotation of the cam, the limit block is inserted into the limit groove to fix the movable seat, so that the steel structure body can be flexibly applied to the installation of photovoltaic panels of various sizes, and after the installation of the beam is completed, the trouble of on-site drilling is eliminated, thereby improving the installation efficiency to a certain extent.

[0027] 2. The utility model provides a special-shaped hole so that the rotating shaft drives the cam to rotate, which can only be carried out smoothly with a professional hexagonal wrench. This avoids the rotating shaft from rotating for non-professional needs such as maintenance and disassembly during use after installation, and protects the safety of the photovoltaic panel after fixation to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0029] Figure 2 It is a rear-view stereoscopic structural schematic diagram of the utility model;

[0030] Figure 3 It is a partial cross-sectional three-dimensional structural schematic diagram of the utility model;

[0031] Figure 4 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0032] Figure 5 For this utility model Figure 3Schematic diagram of the enlarged structure at point B.

[0033] In the figure: 1. Steel structure body; 2. Crossbeam; 3. Displacement mechanism; 301. Moving seat; 302. Rotating shaft; 303. Cam; 304. Special-shaped hole; 305. Connecting rod; 306. Spring; 307. Limit block; 308. Slider; 309. Groove; 310. Limit slot; 311. Slide slot; 4. Fixing mechanism; 401. Fixing seat; 402. Block; 403. Threaded sleeve; 404. Threaded hole; 405. Bolt. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0035] The following describes an embodiment of the utility model based on its overall structure.

[0036] Embodiment 1:

[0037] The rooftop steel structure for photovoltaic panels, such as Figure 1-Figure 5 As shown, it includes a steel structure body 1 and a crossbeam 2, a displacement mechanism 3 and a fixing mechanism 4 are arranged on the crossbeam 2, the displacement mechanism 3 includes a moving seat 301, a rotating shaft 302 is arranged on the moving seat 301, a cam 303 is arranged on the rotating shaft 302, a slider 308 is arranged at the bottom of the cam 303, a groove 309 is provided on the slider 308, a spring 306 is arranged on one side of the slider 308, a connecting rod 305 is arranged on one side of the cam 303, a limiting block 307 is arranged at one end of the connecting rod 305 away from the cam 303, and a limiting groove 310 and a sliding groove 311 are arranged on the crossbeam 2; the fixing mechanism 4 includes a fixing seat 401 and a bolt 405, a threaded hole 404 is provided on the fixed seat 401, a threaded sleeve 403 is provided on the top of the movable seat 301, and the displacement mechanism 3 is set. By utilizing the movement of the movable seat 301, the fixing mechanism 4 is brought to the designated position for fixing the photovoltaic panel, and the limit block 307 is inserted into the limit groove 310 through the rotation of the cam 303, so that the movable seat 301 and the fixed seat 401 are fixed at the designated fixed position. After pressing the fixed seat 401 and tightening the bolt 405 into the threaded sleeve 403 and the threaded hole 404, the fixed seat 401 is used to press the photovoltaic panels on both sides thereof, and the bolt 405 is tightened once to fix the two corners of the two photovoltaic panels.

[0038] See also Figure 1 , Figure 3There are multiple limit grooves 310, and the multiple limit grooves 310 are evenly and equidistantly distributed. The limit grooves 310 are connected with the slide groove 311. The multiple evenly and equidistantly distributed limit grooves 310 can accommodate the limit block 307 at multiple positions in the length direction of the beam 2, and then according to the actual size of the photovoltaic panel, the movable seat 301 drives the fixed seat 401 to be fixed at a specified position. The limit groove 310 and the slide groove 311 remain connected, so that the limit block 307 moves out of the limit groove 310, and after the restriction on the movable seat 301 is released, it can smoothly enter the slide groove 311 and abut against the slider 308.

[0039] See also Figure 1 , Figure 2 , Figure 3 The movable seat 301 is arranged in a circular structure. The movable seat 301 is slidably connected to the beam 2, the slider 308 is slidably connected to the slide groove 311, the limit block 307 is adapted to the limit groove 310, and the movable seat 301 with a circular structure can be smoothly sleeved on the beam 2. When the limit block 307 moves out of the limit groove 310, the limiting effect of the movable seat 301 is released. At this time, the movable seat 301 is pulled to slide along the beam 2. At the same time, the limit block 307 abuts against the slider 308 and slides together in the slide groove 311 so as to adjust the movable seat 301 to the specified position.

[0040] See also Figure 3 , Figure 5 The rotating shaft 302 is fixedly connected to the cam 303, the cam 303 is in contact with the connecting rod 305, and the connecting rod 305 is fixedly connected to the limit block 307. When the rotating shaft 302 rotates, the cam 303 fixedly connected to it is driven to rotate, and then the connecting rod 305 fixedly connected to the cam 303 is pushed out of the slider 308. At this time, the limit block 307 fixed at the other end of the slider 308 is smoothly pushed into the limit groove 310 for fixation, thereby realizing the limitation of the movable seat 301.

[0041] See also Figure 3 , Figure 5 , spring 306 is fixedly installed inside the slider 308, and the spring 306 is fixedly connected to the limit block 307. There are two groups of springs 306, and the two groups of springs 306 are symmetrically arranged. In the natural state, the spring 306 is retracted into the slider 308. At this time, the limit block 307 and the slider 308 are abutted and located together in the slide groove 311. At this time, if the mobile seat 301 is moved, it can be flexibly pulled along the beam 2. The springs 306 are symmetrically arranged. After the connecting rod 305 extends out of the slider 308, the springs 306 on both sides can be stretched at the same time. When the other end of the connecting rod 305 is no longer subjected to force, the springs 306 on both sides simultaneously exert elastic restoring force to smoothly pull the limit block 307 out of the limit groove 310.

[0042] See also Figure 1 , Figure 4The internal threads of the threaded sleeve 403 and the threaded hole 404 are consistent, and the threaded sleeve 403 and the threaded hole 404 are both adapted to the bolt 405. The internal threads of the threaded sleeve 403 and the threaded hole 404 are consistent, and adapted to the bolt 405, so that the threaded sleeve 403 and the threaded hole 404 can be connected and fixed by tightening the bolt 405, and then the fixed seat 401 and the movable seat 301 are fixed. This process can also ensure that the fixed seat 401 presses and fixes the photovoltaic panel.

[0043] Embodiment 2:

[0044] See also Figure 1 , Figure 4 A special-shaped hole 304 is provided on the top of the rotating shaft 302, and blocks 402 are provided on both sides of the bottom of the fixing seat 401. The setting of the special-shaped hole 304 makes it necessary to use professional tools to smoothly carry out the rotation process of the cam 303 driven by the rotating shaft 302. In the subsequent use process, it is ensured that the rotating shaft 302 will not rotate due to non-maintenance and disassembly and other professional needs. The setting of the block 402 enables the fixing seat 401 to move downward, and the process of aligning the threaded sleeve 403 and the threaded hole 404 can be carried out smoothly.

[0045] See also Figure 1 , Figure 4 The rotating shaft 302 is rotatably connected to the movable seat 301, the inner diameter of the special-shaped hole 304 is hexagonal, and the outer diameter of the special-shaped hole 304 is circular. The rotating shaft 302 and the movable seat 301 maintain a rotatable connection. When the rotating shaft 302 is rotated through the special-shaped hole 304, the movable seat 301 remains fixed and will not affect the rotation process of the rotating shaft 302. The special design of the inner and outer diameters of the special-shaped hole 304 is compatible with a special hexagonal wrench, which makes it convenient to use this professional tool to rotate the rotating shaft 302.

[0046] See also Figure 1 , Figure 4 There are two groups of card blocks 402, and the two groups of card blocks 402 are symmetrically arranged. The card blocks 402 are fixedly connected to the fixing base 401. The two groups of symmetrically arranged card blocks 402 can be fixedly connected to both sides of the bottom of the fixing base 401 at the same time. When the fixing base 401 is pushed downward, the card blocks 402 on both sides of the bottom also move downward at the same time, and the movement process of the auxiliary fixing base 401 remains smooth.

[0047] See also Figure 1 , Figure 2 , Figure 4The clamping block 402 and the fixing seat 401 are both engaged and slidably moved with the moving seat 301, and pressure plates are provided on both sides of the top of the fixing seat 401. When the photovoltaic panels to be installed are placed under the pressure plates on both sides of the fixing seat 401, the clamping block 402 and the fixing seat 401 can be pushed downward to move the two downwards along the moving seat 301 until the fixing seat 401 abuts against the threaded sleeve 403, and by tightening the bolt 405 in the threaded sleeve 403 and the threaded hole 404, the two corners of the two photovoltaic panels can be fixed by a single tightening.

[0048] The implementation principle of the utility model is as follows: first, during installation, the steel structure body 1 is fixed at the specified installation position, and the crossbeam 2 is fixed at a suitable position of the steel structure body 1 according to the size of the photovoltaic panel; secondly, an inner hexagonal wrench is used to align the special-shaped hole 304, and the rotating shaft 302 is rotated to drive the cam 303 to rotate, so that the longest end of the cam 303 is away from the connecting rod 305, and under the action of the elastic restoring force of the springs 306 on both sides, the limit block 307 is moved out of the limit groove 310 and abuts against the slider 308, thereby releasing the restriction of the moving seat 301. At this time, the moving seat 301 is pulled to slide along the crossbeam 2, and the limit block 307 and the slider 308 move together with the moving seat 301 in the slide groove 311 Slide; then, after the moving seat 301 moves to the appropriate position, rotate the hex wrench in the opposite direction, and under the drive of the rotating shaft 302, the longest end of the cam 303 is abutted against the connecting rod 305. During this process, the connecting rod 305 extends out of the slider 308, pushing the limit block 307 to move into the limit groove 310, and the spring 306 is in a stretched state at this time; then, the two photovoltaic panels are respectively placed under the pressure plates on both sides of the fixed seat 401, and the fixed seat 401 is pushed to move downward. With the assistance of the clamping block 402, the pressure plate moves downward to press the photovoltaic panel; finally, the bolt 405 is tightened in the threaded hole 404 and the threaded sleeve 403 in turn to fix it, and the two corners of the two photovoltaic panels can be fixed at a time.

[0049] Parts not involved in the present invention are the same as the prior art or can be implemented by using the prior art, and will not be described in detail here.

[0050] Although an embodiment of the utility model has been shown and described, this specific embodiment is only an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contribution as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. The roof installation steel structure of photovoltaic panels is characterized by: The invention comprises a steel structure body (1) and a crossbeam (2), wherein a displacement mechanism (3) and a fixing mechanism (4) are arranged on the crossbeam (2), wherein the displacement mechanism (3) comprises a moving seat (301), wherein a rotating shaft (302) is arranged on the moving seat (301), wherein a cam (303) is arranged on the rotating shaft (302), wherein a slider (308) is arranged at the bottom of the cam (303), wherein a groove (309) is provided on the slider (308), wherein a spring (306) is provided on one side of the slider (308), wherein a connecting rod (305) is arranged on one side of the cam (303), wherein a limiting block (307) is provided at one end of the connecting rod (305) away from the cam (303), and wherein a limiting groove (310) and a sliding groove (311) are provided on the crossbeam (2); The fixing mechanism (4) comprises a fixing seat (401) and a bolt (405); a threaded hole (404) is provided on the fixing seat (401); and a threaded sleeve (403) is provided on the top of the movable seat (301).

2. The photovoltaic panel roof mounting steel structure according to claim 1, characterized in that: A plurality of the limiting grooves (310) are provided, and the plurality of limiting grooves (310) are evenly and equidistantly distributed, and the limiting grooves (310) are connected to the sliding groove (311).

3. The photovoltaic panel roof mounting steel structure according to claim 1, characterized in that: The movable seat (301) is arranged in a circular structure, the movable seat (301) is slidably connected to the crossbeam (2), the sliding block (308) is slidably connected to the sliding groove (311), and the limiting block (307) is adapted to the limiting groove (310).

4. The photovoltaic panel roof mounting steel structure according to claim 1, characterized in that: The rotating shaft (302) is fixedly connected to the cam (303), the cam (303) is in contact with the connecting rod (305), and the connecting rod (305) is fixedly connected to the limiting block (307).

5. The photovoltaic panel roof mounting steel structure according to claim 1, characterized in that: The spring (306) is fixedly installed inside the slider (308), the spring (306) is fixedly connected to the limit block (307), and two groups of springs (306) are provided, and the two groups of springs (306) are symmetrically arranged.

6. The photovoltaic panel roof mounting steel structure according to claim 1, characterized in that: The threaded sleeve (403) is consistent with the internal thread of the threaded hole (404), and both the threaded sleeve (403) and the threaded hole (404) are compatible with the bolt (405).

7. The photovoltaic panel roof mounting steel structure according to claim 1, characterized in that: A special-shaped hole (304) is provided on the top of the rotating shaft (302), and clamping blocks (402) are provided on both sides of the bottom of the fixing seat (401).

8. The photovoltaic panel roof mounting steel structure according to claim 7, characterized in that: The rotating shaft (302) is rotatably connected to the movable seat (301); the inner diameter of the special-shaped hole (304) is hexagonal, and the outer diameter of the special-shaped hole (304) is circular.

9. The photovoltaic panel roof mounting steel structure according to claim 7, characterized in that: The clamping blocks (402) are provided in two groups, and the two groups of clamping blocks (402) are symmetrically arranged. The clamping blocks (402) are fixedly connected to the fixing seat (401).

10. The photovoltaic panel roof mounting steel structure according to claim 7, characterized in that: The clamping block (402) and the fixed seat (401) are both engaged and slidably moved with the movable seat (301), and pressure plates are arranged on both sides of the top of the fixed seat (401).

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