Roof photovoltaic support system with adjustable cable force

Abstract

The utility model provides a roof photovoltaic support system with adjustable cable force, which comprises longitudinal cables, transverse cables, a photovoltaic panel and a bottom pressing block, two ends of each longitudinal cable are fixedly connected onto a parapet wall through end plates, two ends of each transverse cable are fixedly connected onto the parapet wall through end plates, the longitudinal cables are arranged at equal intervals and are parallel to one another, and the photovoltaic panel is fixedly connected onto the parapet wall through end plates. The transverse cables are arranged in parallel at equal intervals, the transverse cables and the longitudinal cables are perpendicular to each other to jointly form a supporting cable net, the photovoltaic panels are fixedly connected between the adjacent transverse cables, the longitudinal cables are located above the transverse cables, buckles are arranged on the two sides of the photovoltaic panels, the buckles are connected with the longitudinal cables, the buckles are connected with sliding blocks through inhaul cables, and the sliding blocks are connected to the bottom pressing blocks in a sliding mode. The utility model has the advantages of scientific and reasonable structural design, strong practicability, simple and convenient installation, strong wind resistance and earthquake resistance, small damage to the original roof, simple construction and low cost, utilizes the cable net to support the photovoltaic panel, and can adjust the overall tension cable force of the photovoltaic cable net through the sliding block, thereby being capable of being popularized and used.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of photovoltaic installation devices, specifically to a kind of adjustable cable force roof photovoltaic support system. BACKGROUND

[0002] The roof of the built building is often not considered the increase of roof load caused by building photovoltaic project in initial construction period, so whether the roof bearing capacity meets the requirement of building photovoltaic power station becomes a prerequisite, especially the cast-in-place concrete roof, when the load-bearing is insufficient, the reinforcement reconstruction workload is large, the investment is large, the implementation is difficult, and even the economic benefit cannot be realized, which leads to the project cannot be implemented. The conventional photovoltaic support system has large damage to the roof, has safety hazard and high construction cost, is difficult to adjust the fastening degree according to the actual situation, and has short service life. Based on this, a photovoltaic support system with small disturbance to the original structure of the roof, safety and reliability, and flexible adjustment is needed to be designed. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a kind of adjustable cable force roof photovoltaic support system according to the deficiency of the prior art, the device structure design is scientific and reasonable, practicality is strong, installation is simple, photovoltaic panel is supported by cable net, wind resistance and shock resistance are strong, the damage to the original roof is small, the overall tension cable force of photovoltaic cable net can be adjusted through sliding block, construction is simple, cost is low, and the utility model can be widely used.

[0004] To solve the above technical problems, the utility model adopts the technical scheme of a kind of adjustable cable force roof photovoltaic support system, characterized by comprising longitudinal cable, transverse cable, photovoltaic panel and bottom pressing block, the two ends of a plurality of longitudinal cables are fixedly connected on parapet wall through end head plate, the two ends of a plurality of transverse cables are fixedly connected on parapet wall through end head plate, the longitudinal cables are equidistant and parallel to each other, the transverse cables are equidistant and parallel to each other, the transverse cables and the longitudinal cables are perpendicular to each other to form a support cable net, the photovoltaic panel is fixedly connected between adjacent transverse cables, the longitudinal cables are located above the transverse cables, buckles are arranged on both sides of the photovoltaic panel, the buckles are connected with the longitudinal cables, the buckles are connected with sliding blocks through cable, and the sliding blocks are slidingly connected on the bottom pressing block.

[0005] Preferably, the two buckles are connected on both sides of the longitudinal cable on the photovoltaic panel, the buckle comprises a U-shaped buckle, a fixed ring and a center ring, the U-shaped buckle is connected on the photovoltaic panel, the top surface of the U-shaped buckle is provided with the fixed ring, the longitudinal cable is arranged in the fixed ring, the side surface of the U-shaped buckle is fixedly connected with the center ring, the two center rings on both sides of the same photovoltaic panel are connected with two sliding blocks through cable respectively, and two embedded sliding grooves are formed on the bottom pressing block, which are slidingly matched with the two sliding blocks respectively.

[0006] Preferably, the transverse cable and the longitudinal cable are steel wire rope or steel strand. The end head plate is fixed in the inner side of the parapet wall through bolt.

[0007] Preferably, the slide groove is provided with locking bolts for limiting and fixing the slider, and the bottom pressure block is placed on the roof floor. By moving the slider to tension or loosen the cable, and using the locking bolts to position the slider to prevent it from shifting on its own, the tension of the cable affects the buckle and the longitudinal cable. The longitudinal cable affects the tension of the transverse cable through the photovoltaic panel, thereby achieving the purpose of adjusting the cable force of the photovoltaic cable net.

[0008] This utility model has the following advantages compared with the prior art:

[0009] 1. The structure of this utility model is scientifically and rationally designed, easy to install, and low in cost. It provides stable support for photovoltaic panels through a photovoltaic cable net, has strong earthquake and wind resistance, does not cause excessive damage to the existing roof structure, and can flexibly adjust the tension of the photovoltaic cable net. It has a long service life and provides good power generation conditions for photovoltaic panels.

[0010] 2. This utility model connects the photovoltaic panel and the longitudinal cable with a snap-fit, integrating the longitudinal and transverse cables into one unit. By moving the slider to tighten or loosen the cable at the position embedded in the groove, the tension of the longitudinal and transverse cable net can be adjusted. The design is scientific and reasonable, easy to operate, and highly practical.

[0011] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments. Attached Figure Description

[0012] Fig. 1 This is a partial structural schematic diagram of the photovoltaic cable net in this utility model.

[0013] Fig. 2 This is a schematic diagram of the buckle structure in this utility model.

[0014] Fig. 3 This is a schematic diagram of the connection structure between the bottom pressure block and the cable in this utility model.

[0015] Fig. 4 This is a schematic diagram of the overall isometric top view of this utility model.

[0016] Explanation of reference numerals in the attached figures:

[0017] 1—Longitudinal cable; 2—Transverse cable; 3—Photovoltaic panel;

[0018] 4—Bottom pressure block; 5—Snap fastener; 6—Pull cable;

[0019] 7—Slider; 8—Embedded groove; 5-1—U-shaped buckle;

[0020] 5-2—Fixing ring; 5-3—Heart ring. Detailed Implementation

[0021] As Figs. 1 to 4 shown, the utility model of lengthways cable 1, cross cable 2, photovoltaic panel 3 and bottom pressure block 4, the both ends of multiple lengthways cable 1 are fixedly connected on the parapet through end head board, the both ends of multiple cross cable 2 are fixedly connected on the parapet through end head board, the equal distance and each other parallel between lengthways cable 1, the equal distance and each other parallel between cross cable 2, cross cable 2 and lengthways cable 1 each other perpendicular common constitute support cable net, photovoltaic panel 3 is fixedly connected between adjacent cross cable 2, lengthways cable 1 is located above cross cable 2, the both sides of photovoltaic panel 3 are provided buckle 5, buckle 5 connects lengthways cable, buckle 5 is connected slide block 7 through cable 6, slide block 7 is slidingly connected on bottom pressure block 4.

[0022] In the embodiment, the two buckles 5 are connected on the photovoltaic panel 3 parallel to the two side end faces of the lengthways cable 1, the buckle 5 comprises a U-shaped buckle 5-1, a fixing ring 5-2 and a heart-shaped ring 5-3, the inside corner of the U-shaped buckle 5-1 is a right angle, the U-shaped buckle 5-1 is connected on the photovoltaic panel 3, the top surface of the U-shaped buckle 5-1 is provided with the fixing ring 5-2, the lengthways cable 1 is arranged in the fixing ring 5-2, the side surface of the U-shaped buckle 5-1 is fixedly connected with the heart-shaped ring 5-3, the two heart-shaped rings 5-3 on the two sides of the same photovoltaic panel 3 are respectively connected with two slide blocks 7 through the cables 6, and the bottom pressure block 4 is provided with two embedded slide grooves 8 which are respectively slidably matched with the two slide blocks 7.

[0023] In the embodiment, the cross cable 2 and the lengthways cable 1 are all steel strands. The end head board is fixedly connected to the inner side of the parapet through bolts, and the bottom pressure block 4 is a concrete pressure block.

[0024] In the embodiment, the slide groove is provided with a locking bolt for limiting the slide block 7, and the bottom pressure block 4 is placed on the roof ground. The cable 6 is tensioned or relaxed by moving the slide block 7, and the locking bolt is used for positioning and preventing the slide block 7 from moving by itself. The tension degree of the cable 6 further affects the buckle 5 and the lengthways cable 1, the lengthways cable 1 affects the tension degree of the cross cable 2 through the photovoltaic panel 3, and the purpose of adjusting the tension of the photovoltaic cable net is achieved.

[0025] When installed and used, the cross cable 2 below is laid first, the photovoltaic panel 3 is installed between adjacent cross cables 2, the buckle 5 is installed on the left and right sides of the photovoltaic panel 3, and the buckle 5 is connected with the embedded slide groove on the bottom pressure block 4. When the tension of the photovoltaic cable net needs to be increased, the two slide blocks 7 slide towards each other, at this time, the tension of the cable 6 is increased, and the lengthways cable 1 is pulled down. The lengthways cable 1 is above the cross cable 2, and the lengthways cable 1 and the cross cable 2 are connected as a whole through the buckle 5 and the photovoltaic panel 3, so that the lengthways cable 1 can also drive the cross cable 2 to move, so that the overall tension of the photovoltaic cable net is increased. Conversely, when the tension of the photovoltaic cable net needs to be reduced, the two slide blocks 7 are moved in the opposite direction of increasing the tension. The slide block 7 at the appropriate position is fixed by the locking bolt.

[0026] The above is only the preferred embodiment of the present application, and does not limit the present application. Any simple modification, change and equivalent change of the above embodiment according to the technical essence of the present application are still within the protection scope of the technical scheme of the present application.

Claims

1. An adjustable cable force roofing photovoltaic racking system characterized by, It includes longitudinal cable (1), horizontal cable (2), photovoltaic panel (3) and bottom pressing block (4), the two ends of multiple longitudinal cable (1) are fixedly connected on the parapet wall through end plate, the two ends of multiple horizontal cable (2) are fixedly connected on the parapet wall through end plate, the longitudinal cable (1) is parallel to each other, the horizontal cable (2) is parallel to each other, the horizontal cable (2) and longitudinal cable (1) are perpendicular to each other and jointly constitute support cable net, the photovoltaic panel (3) is fixedly connected between adjacent horizontal cable (2), the longitudinal cable (1) is located above the horizontal cable (2), the two sides of the photovoltaic panel (3) are provided with buckle (5), the buckle (5) is connected with longitudinal cable, the buckle (5) is connected with sliding block (7) through cable (6), the sliding block (7) is slidingly connected on the bottom pressing block (4).

2. A tunable cable force roof photovoltaic racking system according to claim 1, wherein, Two buckle (5) are connected on the photovoltaic panel (3) and parallel to the two side end surfaces of longitudinal cable (1), the buckle (5) includes U-shaped buckle (5-1), fixed ring (5-2) and heart ring (5-3), the U-shaped buckle (5-1) is connected on the photovoltaic panel (3), the top surface of the U-shaped buckle (5-1) is provided with fixed ring (5-2), the longitudinal cable (1) is arranged in the fixed ring (5-2), the side surface of the U-shaped buckle (5-1) is fixedly connected with heart ring (5-3), two heart rings (5-3) on the two sides of the same photovoltaic panel (3) are respectively connected with two sliding blocks (7) through cable (6), the bottom pressing block (4) is provided with two embedded sliding grooves (8) which are respectively slidingly matched with two sliding blocks (7).

3. A tunable cable force roof PV racking system according to claim 2, wherein, The sliding groove is provided with locking bolt for limiting the sliding block (7), and the bottom pressing block (4) is placed on the roof ground.

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