CN202454570U - Adjustable support for roof grid-connected photovoltaic system or stand-alone photovoltaic system - Google Patents

Abstract

The utility model belongs to the field of solar photovoltaic devices, and particularly relates to a solar photovoltaic adjustable support capable of timely adjusting the angle of a solar panel according to different solar altitudes. The adjustable support for a roof grid-connected photovoltaic system or a stand-alone photovoltaic system comprises a diagonal support rod, a large-angle support rod, a small-angle support rod and a guide rail, the guide rail is fixed on the ground or a roof, one end of the diagonal support rod is connected onto the guide rail through a diagonal support rod bolt, the back of the middle upper portion of the diagonal support rod is connected with a diagonal support through a first adjusting mechanism, a solar panel is fixedly mounted on the front surface of the diagonal support rod, the large-angle support rod comprises an upper support rod and a lower support rod which are connected through a second adjusting mechanism, one end of the upper support rod is connected with the diagonal support, the other end of the large-angle support rod is movably connected with the guide rail through a third adjusting mechanism, and the small-angle support rod is arranged on the side wall of the upper support rod.

Description

Roof grid-connected photovoltaic system or independent photovoltaic system adjustable support

technical field

The utility model belongs to the field of solar photovoltaic equipment, in particular to a solar photovoltaic adjustable bracket capable of timely adjusting the angle of a solar panel according to the difference in the sun's altitude angle, thereby improving the power generation efficiency of a photovoltaic system. the

Background technique

my country's photovoltaic industry has developed rapidly, and the total production of solar cell modules has ranked first in the world for five consecutive years, but it occupies a very small proportion in the field of solar cell applications. In recent years, with the impact of the European debt crisis, the export of solar cell modules in China has generally been blocked, and many domestic manufacturers have suffered serious losses. In order to promote the healthy and stable development of my country's photovoltaic industry, the Chinese government will vigorously promote solar photovoltaic application systems, and a very important measure is the large-scale development of rooftop photovoltaic power generation systems. the

With the rapid development of the economy, the reserves of non-renewable energy such as oil and coal are getting less and less, and the price is getting higher and higher, and the combustion of oil and coal will pollute the atmosphere and cause damage to people's living environment. As an important clean Solar energy, one of the energy sources, is being paid more and more attention by people. At present, the technical research and development of utilizing solar energy are developing rapidly all over the world, such as solar water heaters, solar cells, solar cookers and other equipment have been widely used. Most of the light-receiving parts of solar water heaters, solar cells, solar cookers and other equipment in the prior art are supported by fixed solar brackets. Thermal efficiency restricts the promotion and application of solar energy equipment, so the actual utilization rate of solar energy for solar energy equipment is not high. Compared with the existing fixed solar bracket, the heating efficiency can be improved by adopting a single-circumference tracking system with high intelligence. 22%, but the cost is higher and the promotion is more difficult. the

Contents of the invention

In view of the above technical problems, the utility model provides an adjustable bracket that can adjust the angle of the solar panel according to the regular change of the solar declination angle in a year, which can ensure that the solar panel is in the best light-receiving angle in each season On the one hand, the light receiving rate of the solar panel is improved, that is, the power generation efficiency of the solar module is improved. the

The utility model is realized through the following technical solutions:

Adjustable support for roof grid-connected photovoltaic system or independent photovoltaic system, which includes diagonal braces, large-angle braces, small-angle braces, and guide rails. The guide rails are fixed on the ground or the roof. Bolts are connected to the guide rail, the back of the middle and upper part of the diagonal brace is connected to the diagonal support through the first adjustment mechanism, and the solar battery panel is fixedly installed on the front of the diagonal brace. It is characterized in that: the large-angle brace The rod is composed of an upper strut and a lower strut, the upper strut and the lower strut are connected by a second adjustment mechanism, one end of the upper strut is connected to the inclined support, and the other end of the large-angle strut is connected to the guide rail Through the flexible connection of the third adjustment mechanism, the small-angle support rod is arranged on the side wall of the upper support rod. the

The first adjustment mechanism includes an adjustment slot provided on the diagonal brace, and the oblique support is connected to the adjustment slot by a brace bolt. the

The second adjustment mechanism includes an adjustment hole arranged on the lower strut, and the upper strut and the lower strut are fixedly connected through the adjustment hole through the upper strut adjustment bolt. the

The third adjustment mechanism includes an adjustment hole arranged on the guide rail, adjusts the position of the large-angle brace according to the angle requirements of the diagonal brace, and fixes the large-angle brace on the guide rail through a large-angle brace bolt. the

In summary, the utility model has the following advantages:

1. The utility model adjusts the angle of the diagonal struts in different seasons by setting large-angle struts and small-angle struts to obtain the best solar panel inclination, which is convenient for obtaining the best illumination angle and is conducive to improving The amount of electricity generated by the solar device. the

2. When the inclination angle of the solar panel is small to a certain angle, the lower strut can be removed, and the upper strut can be directly fixed on the guide rail to support the oblique strut. The connection position of the upper strut and the guide rail can be adjusted to adjust the solar battery. The inclination of the board. the

3. When the inclination angle of the solar panel is less than 10°, you can tilt the large-angle strut to the right to the flat state, open the small-angle strut set on the side wall of the upper strut to connect with the diagonal strut, and the small-angle strut A plurality of adjustment holes can also be set on the top to adjust the connection position with the upper support rod, so as to adjust the inclination angle of the solar panel. the

4. The utility model has simple structure, firm support, low manufacturing cost, and is convenient for large-scale popularization. the

Description of drawings

Fig. 1 is the structural representation of the utility model;

Figure 2 is a structural schematic diagram of the first adjustment mechanism'

Fig. 3 is the structural representation of the second and the third adjusting mechanism;

In the figure, 1 is a solar panel, 2 is a diagonal brace, 3 is a bolt of a diagonal brace, 4 is a bolt of a brace, 5 is a brace with a large angle, 6 is a brace with a small angle, 7 is an upper brace, and 8 is a Adjustment slot, 9 is the second adjustment mechanism, 10 is the lower strut, 11 is the adjustment hole, 12 is the guide rail, 13 is the inclined support, 14 is the first adjustment structure, and 15 is the third adjustment mechanism. the

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is further described. the

As shown in Figure 1, the roof grid-connected photovoltaic system or the adjustable bracket of an independent photovoltaic system includes a diagonal brace 2, a large-angle brace 5, a small-angle brace 6, and a guide rail 12. The solar panel 1 is fixed on the diagonal brace On the front of the rod 2, the guide rail 12 is fixed on the ground or the roof, and one end of the diagonal brace 2 is connected to the guide rail 2 with a diagonal brace bolt 3, and the diagonal brace 2 can rotate around the diagonal brace bolt 3, namely To adjust the inclination angle of the solar panel, the back of the middle and upper part of the diagonal brace 2 is connected with the diagonal support 13 through the first adjustment mechanism 14, and the large-angle brace 5 is composed of the upper brace 7 and the lower brace 10 Composition, the upper strut 7 and the lower strut 10 are connected through the second adjustment mechanism 9, one end of the upper strut 7 is connected to the inclined support 13, the other end of the lower strut 10 and the guide rail 12 pass through the third The adjustment mechanism 15 is movably connected, and the small-angle strut 6 is arranged on the side wall of the upper strut 7, and the upper end of the small-angle strut can be unlocked from the upper strut to rotate around the connecting shaft at the lower end. The struts can be connected with the diagonal struts to support the diagonal struts. the

The first adjustment mechanism 14 includes an adjustment groove 8 arranged on the diagonal brace 2, and the diagonal support 13 is connected to the adjustment groove 8 through the strut bolt 4, that is, the connection between the diagonal support and the diagonal brace can be adjusted. Due to the positional relationship, fine-tuning of the small angle of the diagonal brace beam can also be realized, so as to find the best inclination angle of the solar panel. the

The second adjustment mechanism 9 includes an adjustment hole 11 arranged on the lower brace 10 , and the upper brace and the lower brace are fixedly connected through the adjustment hole by an upper brace adjustment bolt. the

The third adjustment mechanism 15 includes an adjustment hole arranged on the guide rail, adjusts the position of the large-angle strut according to the angle requirements of the diagonal strut, and fixes the large-angle strut on the guide rail through the large-angle strut bolt. the

In summary, the utility model has the following advantages:

1. The utility model adjusts the angle of the diagonal struts in different seasons by setting large-angle struts and small-angle struts to obtain the best solar panel inclination, which is convenient for obtaining the best illumination angle and is conducive to improving The amount of electricity generated by the solar device. the

2. When the inclination angle of the solar panel is small to a certain angle, the lower strut can be removed, and the upper strut can be directly fixed on the guide rail to support the oblique strut. The connection position of the upper strut and the guide rail can be adjusted to adjust the solar battery. The inclination of the board. the

3. When the inclination angle of the solar panel is less than 10°, the large-angle strut can be tilted to the right to a flat state, and the small-angle strut set on the side wall of the upper strut can be opened to connect with the diagonal strut. A plurality of adjustment holes can also be set to adjust the connection position with the upper support rod, so as to adjust the inclination angle of the solar cell panel. the

4. The utility model has simple structure, firm support, low manufacturing cost, and is convenient for large-scale popularization. the

Claims (4)

1. roof grid-connected photovoltaic system or independent photovoltaic system adjustable trestle; It comprises hound, wide-angle strut, low-angle strut, guide rail; Described guide rail is fixed on ground or the roof, and hound one end is connected on the guide rail with the hound bolt, and the back side of the middle and upper part of described hound is connected with oblique bearing through first governor motion; Solar panel is fixedly mounted on the front of hound; It is characterized in that: described wide-angle strut is made up of last strut and lower supporting rod, and described going up between strut and the lower supporting rod connects through second governor motion, and an end of last strut is connected in oblique bearing; The other end of wide-angle strut and guide rail flexibly connect through the 3rd governor motion, and described low-angle strut is arranged at the sidewall of strut.

2. roof grid-connected photovoltaic system according to claim 1 or independent photovoltaic system adjustable trestle is characterized in that: described first governor motion comprises the regulating tank that is arranged on the hound, and tiltedly bearing is connected on the regulating tank through bolt of stay.

3. roof grid-connected photovoltaic system according to claim 1 or independent photovoltaic system adjustable trestle; It is characterized in that: second governor motion comprises the adjustment hole that is arranged on the lower supporting rod, regulates bolt through last strut between last strut and the lower supporting rod and passes the fixed connection of adjustment hole.

4. roof grid-connected photovoltaic system according to claim 1 or independent photovoltaic system adjustable trestle; It is characterized in that: described the 3rd governor motion comprises the adjustment hole that is arranged on the guide rail; Require the position of adjustment wide-angle strut according to the angle of hound, and the wide-angle strut is fixedly connected on the guide rail through the wide-angle bolt of stay.

Images