Roof photovoltaic cable net support device with windproof and damping functions

Abstract

The utility model provides a roof photovoltaic cable net support device with windproof and damping functions, which comprises transverse cables, longitudinal cables, stabilizing devices and photovoltaic panels, a plurality of transverse cables are parallelly mounted between parapet walls, the transverse cables are arranged in pairs, the transverse cables and the longitudinal cables jointly form a photovoltaic cable net, the photovoltaic panels are fixedly mounted between each pair of transverse cables, and the stabilizing devices are arranged between the transverse cables and the longitudinal cables. The longitudinal cables are parallelly installed between the parapet walls at equal intervals, the longitudinal cables are perpendicular to the transverse cables, the transverse cables are located above the longitudinal cables, and stabilizing devices are arranged at the crossed positions of the transverse cables and the longitudinal cables. The photovoltaic cable net is scientific and reasonable in structural design, simple and convenient to install, capable of flexibly adjusting the height of the photovoltaic cable net, capable of effectively improving wind resistance and vibration resistance, capable of reducing damage to photovoltaic panels and capable of being used and popularized.

Description

TECHNICAL FIELD

[0001] The utility model relates to a photovoltaic mounting device, in particular to a roof photovoltaic cable net support device with windproof and damping functions. BACKGROUND

[0002] The roof load caused by the construction of photovoltaic projects is not considered at the initial stage of the construction of the built roof, so whether the roof bearing capacity meets the requirements of the construction of photovoltaic power stations becomes a prerequisite, especially for the cast-in-place concrete roof, the reinforcement and reconstruction work is large, the investment is large, the implementation is difficult, etc., and even the economic benefits cannot be realized, which leads to the failure of the implementation of the project. At present, for the accessible roof with sufficient roof load, the domestic construction is mostly through the punching of the roof, and the support is connected with the roof by bolts, which will seriously affect the waterproof of the roof. In order to avoid punching, the cement base can be poured on the roof to realize the fixation of the solar photovoltaic support, but this method adds a large amount of workload to the construction process and increases the additional load on the roof structure and bearing. In addition, the components and the support structure are fixed by the pressing block, which is time-consuming and laborious. The existing flexible photovoltaic support shakes frequently and greatly under the action of wind suction, which easily causes the hidden cracking of the photovoltaic panel. Therefore, it is necessary to design a photovoltaic mounting support device with stronger windproof and damping capacity. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a roof photovoltaic cable net support device with windproof and damping functions according to the above-mentioned deficiencies of the prior art, which has a scientific and reasonable structure design, can flexibly adjust the tightness and height position of the photovoltaic cable net according to the actual situation, effectively improves the damage resistance in strong wind weather, has good wind resistance and vibration resistance effect, is simple to install, has strong practicality, can reduce the damage of the photovoltaic panel, and can be widely used.

[0004] To solve the above technical problems, the utility model adopts the technical scheme of a roof photovoltaic cable net support device with windproof and damping functions, characterized by comprising horizontal cables, vertical cables, a stabilizing device and photovoltaic panels, a plurality of horizontal cables are installed in parallel between parapets, the horizontal cables are arranged in pairs, the horizontal cables and the vertical cables jointly form a photovoltaic cable net, a photovoltaic panel is fixedly installed between each pair of horizontal cables, a plurality of vertical cables are installed in parallel at equal distances between the parapets, the vertical cables are perpendicular to the horizontal cables, the horizontal cables are located below the vertical cables, and the stabilizing device is arranged at the intersection position of the horizontal cables and the vertical cables.

[0005] The stabilizing device comprises a hollow circular tube, a chicken heart ring, a universal rotating ring and a bottom pressing block, the hollow circular tube is sleeved on the vertical cable, a plurality of chicken heart rings are sleeved on the hollow circular tube, the chicken heart rings are connected with the universal rotating ring through a rope group, and the universal rotating ring is connected with the bottom pressing block.

[0006] Preferably, both ends of the transverse cable and the longitudinal cable are fixedly connected to the opposite inner sides of the parapet wall through the end plate.

[0007] Preferably, three heart-shaped rings are equidistantly sleeved on the hollow circular tube, the rope group comprises two first slings and a second sling, the first slings are connected between adjacent two heart-shaped rings, the bottoms of the two first slings are connected to the second sling through the sling ring, and the bottom of the second sling is connected to the bottom pressing block through the universal rotating sling ring.

[0008] Preferably, the universal rotating sling ring comprises a U-shaped ring, a fixed part and a rotating part, the U-shaped ring is sleeved on the second sling, the fixed part is rotationally connected between the fixed part and the rotating part, the fixed part is connected to the U-shaped ring, the rotating part is connected to the bottom pressing block through the adjusting bolt, the bottom pressing block is placed on the roof ground, and the height position and the fastening degree of the photovoltaic cable net can be pulled and adjusted on the basis that the bottom pressing block is fixed.

[0009] Compared with the prior art, the utility model has the following advantages:

[0010] 1. The utility model discloses a stable device to assist the stability of the photovoltaic cable net, and the stable device can also adjust the pulling height of the photovoltaic cable net, thereby improving the wind resistance and vibration resistance.

[0011] 2. The longitudinal cable of the utility model is located below the transverse cable, the photovoltaic panel is installed on the transverse cable, the longitudinal cable can limit the sagging of the transverse cable under the action of the self weight and the gravity of the photovoltaic panel, and the photovoltaic panel is kept in a horizontal position as much as possible to ensure the power generation effect of the photovoltaic panel.

[0012] 3. The utility model can provide stable support for the photovoltaic panel and improve the windproof and vibration reduction capacity, so as to solve the problems of large reinforcement and reconstruction workload, large investment and difficult implementation when the roof load is insufficient, offset part of the horizontal or vertical wind vibration through the stable device, reduce the swing of the photovoltaic assembly in the wind, improve the service life of the device, reduce the risk of hidden cracks of the photovoltaic panel assembly during operation, and ensure the yield of photovoltaic power generation.

[0013] The utility model will be further described in detail in combination with the drawings and embodiments. DRAWINGS

[0014] Fig. 1 It is the transverse view structure schematic diagram of the utility model.

[0015] Fig. 2 It is the longitudinal view structure schematic diagram of the utility model.

[0016] Fig. 3 It is the structure schematic diagram of the stable device in the utility model.

[0017] Fig. 4 is a structural schematic view of the universal rotating lifting ring in the utility model.

[0018] Mark explanation:

[0019] 1 - transverse cable; 2 - longitudinal cable; 3 - stabilizing device;

[0020] 4 - hollow circular tube; 5 - chicken heart ring; 6 - universal rotating lifting ring;

[0021] 7 - photovoltaic panel; 8 - bottom pressing block; 9 - first lifting cable;

[0022] 10 - second lifting cable; 11 - U-shaped ring; 12 - fixed part;

[0023] 13 - rotating part; 14 - adjusting bolt. Specific implementation

[0024] As Figs. 1 to 4 shown, the utility model includes transverse cable 1, longitudinal cable 2, stabilizing device 3 and photovoltaic panel 7, a plurality of the transverse cable 1 is installed in parallel between the parapet, the transverse cable 1 is provided in pairs, and the transverse cable 1 and longitudinal cable 2 jointly constitute photovoltaic cable net, the photovoltaic panel 7 is fixedly installed between each pair of transverse cable 1, a plurality of the longitudinal cable 2 is installed equidistantly and in parallel between the parapet, the longitudinal cable 2 is perpendicular to the transverse cable 1, the transverse cable 1 is below the longitudinal cable 2, and the stabilizing device 3 is arranged at the intersection position of the transverse cable 1 and longitudinal cable 2.

[0025] The stabilizing device 3 includes hollow circular tube 4, chicken heart ring 5, universal rotating lifting ring 6 and bottom pressing block 8, the hollow circular tube 4 is sleeved on the longitudinal cable 2, a plurality of chicken heart rings 5 are sleeved on the hollow circular tube 4, the chicken heart ring 5 is connected with the universal rotating lifting ring 6 through the rope group, and the universal rotating lifting ring 6 is connected with the bottom pressing block 8.

[0026] In the embodiment, the two ends of the transverse cable 1 and longitudinal cable 2 are fixedly connected on the opposite two inner sides of the parapet through end plate.

[0027] In the embodiment, three chicken heart rings 5 are equidistantly sleeved on the hollow circular tube 4, the rope group includes two first lifting cables 9 and one second lifting cable 10, two adjacent chicken heart rings 5 are connected through the first lifting cable 9, the bottom of the two first lifting cables 9 is connected with the second lifting cable 10 through the lifting ring, the bottom of the second lifting cable 10 is connected with the bottom pressing block 8 through the universal rotating lifting ring 6, and the bottom pressing block 8 is a concrete block.

[0028] In the embodiment, the universal rotation hanger ring 6 comprises a U-shaped ring 11, a fixed part 12 and a rotating part 13, the U-shaped ring 11 is sleeved on the second hanger cable 10, the fixed part 12 is rotationally connected with the rotating part 13, the fixed part 12 is connected with the U-shaped ring, the rotating part 13 is connected with the bottom pressing block 8 through the adjusting bolt 14, the bottom pressing block 8 is placed on the roof ground, and the height position and the fastening degree of the photovoltaic cable net can be adjusted by pulling when the adjusting bolt 14 is screwed.

[0029] In use, the connecting longitudinal cable 2 is pulled first, then the connecting transverse cable 1 is pulled, the hollow circular pipes 4 are sleeved on the longitudinal cable 2 while the photovoltaic cable net is pulled, the longitudinal cable 2 is located below the transverse cable 1 to prevent the transverse cable 1 from being deflected downward under the gravity of the photovoltaic panel 7, the longitudinal cable provides vertical support for the transverse cable 1, then the photovoltaic panel is installed between the same pair of transverse cables 1, the height difference of the same pair of transverse cables 1 can be adjusted according to the local light condition to make the photovoltaic panel 7 be in an inclined position, the bottom pressing block 8 is arranged below the intersection node of the transverse cable 1 and the longitudinal cable 2 on the roof ground, the stabilizing device 3 is connected at the intersection node of the transverse cable 1 and the longitudinal cable 2, when a strong wind occurs, the adjusting bolt 14 can be screwed downward to make the photovoltaic cable net move downward to enhance the wind resistance and reduce the swing of the photovoltaic panel 7 in the wind.

[0030] The above is only a 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 still belongs to the protection scope of the technical scheme of the present application.

Claims

1. A roof photovoltaic cable net support device with windproof and vibration reduction functions, characterized in that, The application relates to a photovoltaic cable net, which comprises transverse cables (1), longitudinal cables (2), stabilizing devices (3) and photovoltaic panels (7), a plurality of the transverse cables (1) are installed in parallel between parapets, the transverse cables (1) are arranged in pairs, the transverse cables (1) and the longitudinal cables (2) jointly form the photovoltaic cable net, the photovoltaic panels (7) are fixedly installed between each pair of the transverse cables (1), a plurality of the longitudinal cables (2) are installed in parallel at equal intervals between the parapets, the longitudinal cables (2) are perpendicular to the transverse cables (1), the transverse cables (1) are located below the longitudinal cables (2), and the stabilizing devices (3) are arranged at the intersection positions of the transverse cables (1) and the longitudinal cables (2). The stabilizing device (3) comprises a hollow circular tube (4), a heart-shaped ring (5), a universal rotating hanger ring (6) and a bottom pressing block (8), the hollow circular tube (4) is sleeved on the longitudinal cable (2), a plurality of the heart-shaped rings (5) are sleeved on the hollow circular tube (4), the heart-shaped rings (5) are connected with the universal rotating hanger ring (6) through a rope group, and the universal rotating hanger ring (6) is connected with the bottom pressing block (8).

2. The roof photovoltaic cable net support device with windproof and vibration reduction functions according to claim 1, characterized in that, Both ends of the transverse cables (1) and the longitudinal cables (2) are fixedly connected to the inner sides of opposite parapets through end head plates.

3. The roof photovoltaic cable net support device with windproof and vibration reduction functions according to claim 1, characterized in that, Three heart-shaped rings (5) are sleeved on the hollow circular tube (4) at equal intervals, the rope group comprises two first hangers (9) and one second hanger (10), two adjacent heart-shaped rings (5) are connected through the first hangers (9), the two first hangers (9) are connected with the second hanger (10) through a hanger ring at the bottom, and the bottom of the second hanger (10) is connected with the bottom pressing block (8) through the universal rotating hanger ring (6).

4. The roof photovoltaic cable net support device with windproof and vibration reduction functions according to claim 3, characterized in that, The universal rotating hanger ring (6) comprises a U-shaped ring (11), a fixed part (12) and a rotating part (13), the U-shaped ring (11) is sleeved on the second hanger (10), the fixed part (12) is rotationally connected with the rotating part (13), the fixed part (12) is connected with the U-shaped ring, the rotating part (13) is connected with the bottom pressing block (8) through an adjusting bolt (14), and the bottom pressing block (8) is placed on the ground of a roof.

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