CN202735851U - Photovoltaic module hanging-rope double-axis tracking device - Google Patents

Abstract

The utility model discloses a photovoltaic module hanging-rope double-axis tracking device which comprises two separately standing hanging rope supports and photovoltaic modules disposed thereon, wherein two fixed ropes and a mobile rope are disposed between the two hanging rope supports, the photovoltaic modules are connected across the two fixed ropes and the mobile rope, the fixed ropes, the mobile rope and the photovoltaic modules are respectively provided with rotating mechanisms coordinating with one another, two ends of the mobile rope are connected with a winding mechanism respectively, and the winding mechanisms can drive the mobile rope to move rectilinearly between two sloped beams. The rectilinear movements of the mobile rope can drive the photovoltaic modules to move freely between the fixed ropes such that the photovoltaic modules can be automatically adjusted through tracking changes of sunlight irradiating deflection angles. The hanging rope supports are also provided with push rods so as to adjust inclination angles between the photovoltaic modules and the horizontal plane. The tracking device of the utility model is simple in installation mode and structure, and by using the tracking device, a large amount of steels are saved and installation processes are substantially simplified.

Description

Photovoltaic module hanging rope dual-axis tracking device

technical field

The utility model belongs to the technical field of installation of solar photovoltaic components, in particular to a double-axis tracking device for hanging cables of photovoltaic components.

Background technique

At present, most of the fixing methods for solar photovoltaic modules are fixed on the roof or on special solar photovoltaic module brackets. Most of the roof and special solar photovoltaic module brackets cannot adjust the installation angle. In different regions and seasons, the sun The angle of irradiation changes, and the angle of the solar photovoltaic module is fixed, so that the power generation efficiency of the solar module is not optimal. Some angle-adjustable solar photovoltaic module brackets researched at present have complex structures, high costs, and complicated and time-consuming installation, so it is necessary to further improve and simplify them. the

Utility model content

In order to overcome the deficiencies of the prior art, the utility model discloses a dual-axis tracking device for hanging cables of photovoltaic modules with simple structure and easy erection, which can rotate the photovoltaic modules around the axis and let the sunlight shine on the photovoltaic modules vertically at all times. Improve the conversion efficiency of sunlight.

The utility model is achieved in this way. It provides a photovoltaic module hanging cable dual-axis tracking device, which includes two separately erected hanging cable brackets and photovoltaic modules installed on them. The hanging cable bracket includes a column and a slanting beam. The end is fixed on the installation base, the inclined beam is installed on the top of the column, and a fixed rope and a moving rope are respectively erected between the two inclined beams. There are two fixed ropes, which are respectively arranged at both ends of the inclined beam, and the moving rope On the top of one of the fixed ropes, the photovoltaic module is connected to the two fixed ropes and the moving rope respectively. There are rotating mechanisms that cooperate with each other on the fixed rope, the moving rope and the photovoltaic module, and the two ends of the moving rope are connected respectively. The winding mechanism, the winding mechanism can drive the moving rope to move linearly between the inclined beams, and at the same time can drive the photovoltaic module to rotate between the fixed ropes.

Further, the hanging cable bracket is also provided with a push rod, and the push rod is arranged on one side of the column, one end of which is fixed on the column, and the other end is fixed on the inclined beam.

Further, the length of the push rod can be adjusted.

Further, the rotating mechanisms are protrudingly provided on both sides of the photovoltaic module.

Further, the winding mechanism is fixed on the inclined beam. the

Further, the moving rope can also be arranged below one of the fixed ropes.

Compared with the prior art, the double-axis tracking device of the photovoltaic module hanging rope of the utility model adopts the hanging rope bracket and the rope structure, the photovoltaic module can be directly installed and fixed on the fixed rope and the moving rope, and the moving rope can drive The photovoltaic module can rotate freely between the fixed ropes, so that the photovoltaic module can track the change of the sunlight irradiation angle and adjust automatically, so that the sunlight is always vertically irradiated, and the conversion efficiency of solar energy is improved. Such an installation method has a simple structure, which not only saves a lot of steel materials, but also greatly simplifies the installation process, making it easier to erect and disassemble the photovoltaic modules.

Description of drawings

Fig. 1 is a schematic structural view of a preferred embodiment of the present invention.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to Fig. 1, a photovoltaic module hanging cable biaxial tracking device according to a preferred embodiment of the present invention includes two hanging cable brackets 10 and 20 erected separately, and the hanging cable brackets 10 and 20 are respectively fixed on the installation base on A.

Hanging cable support 10 comprises column 11, inclined beam 12 and push rod 13, and hanging cable support 20 comprises column 21, inclined beam 22 and push rod 23, and the bottom end of column 11 and 21 is respectively fixed on the installation base A, and installation base Block A can be planes such as the ground and the roof of a house. The inclined beam 12 is installed on the top of the column 11 , and the inclined beam 22 is installed on the top of the column 21 . The push rod 13 is arranged on one side of the column 11, one end is fixed on the column 11, and the other end is fixed on the inclined beam 12; the push rod 23 is arranged on one side of the column 21, and one end is fixed on the column 21, and the other end is fixed On the inclined beam 22. The inclined beams 12 and 22 are arranged obliquely, and the push rods 13 and 23 are arranged on the lower end sides of the inclined beams 12 and 22 .

Two fixed ropes 30 and a moving rope 40 are erected between the two inclined beams 12 and 22 respectively, the fixed ropes 30 are arranged at the two ends of the inclined beams 12 and 22 respectively, and the moving ropes 40 are arranged at the high ends of the inclined beams 12 and 22 The top of the fixed rope 30. The photovoltaic modules B are connected across the two fixed ropes 30 and the moving ropes 40 respectively, and within the range allowed by the lengths of the fixed ropes 30 and the moving ropes 40 , multiple photovoltaic modules B can be arranged. In this embodiment, four photovoltaic modules B are installed on the fixed rope 30 and the moving rope 40 .

The fixed rope 30 , the moving rope 40 and the photovoltaic module B are respectively provided with a rotating mechanism 50 that cooperates with each other. When the moving rope 40 moves linearly, the photovoltaic module B can be driven to freely rotate between the fixed ropes 30 . It can be understood that, as another embodiment, the moving rope 40 can also be arranged under the fixed rope 30 at the high end of the inclined beams 12 and 22 (not shown in the figure).

The rotating mechanisms 50 are protrudingly provided on both sides of the photovoltaic module B, respectively. Both ends of the moving rope 40 are connected to winding mechanisms 60 and 70, respectively. The winding mechanism 60 is fixed on the inclined beam 12 , and the winding mechanism 70 is fixed on the inclined beam 22 . When the winding mechanisms 60 and 70 rotate respectively, the moving rope 40 can be wound, so that the moving rope 40 can move back and forth between the inclined beams 12 and 22 . Therefore, the photovoltaic module B can be driven to rotate freely by the rotating mechanism 50 . Because the rope has a certain radiality, the photovoltaic module B can be rotated at a certain angle in this way. Although the angle is not large, it can also meet the actual needs.

The winding mechanisms 60 and 70 can be manually operated to wind the moving rope 40, or can be automatically adjusted. This embodiment adopts the automatic adjustment method. The winding mechanisms 60 and 70 are operated by stepping motors (not shown in the figure) to wind the moving rope 40, and the controller (not shown in the figure) receives the induction signal of sunlight in real time to control the action of the stepping motors , to drive the moving rope 40 to move back and forth, and to drive the photovoltaic module B to rotate around the rotating mechanism 50, that is, to adjust the rotation angle of the photovoltaic module B. This embodiment can track the change of the sunlight irradiation deflection angle in real time and make automatic adjustment, so that the sunlight is vertically irradiated on the photovoltaic module B at all times, so as to improve the conversion efficiency of sunlight.

In order to conveniently adjust the inclination angle between the photovoltaic module B and the horizontal plane, the push rods 13 and 23 can adopt a structure with adjustable length. At this time, the inclined beam 12 can rotate on the top of the column 11 , and the inclined beam 22 can rotate on the top of the column 21 , so the inclination angle between the photovoltaic module B and the horizontal plane can be adjusted. At the same time, considering the movement of the above-mentioned moving rope 40 to adjust the rotation angle of the photovoltaic module B, the utility model can realize biaxial rotation.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (6)

1. Photovoltaic module hanging cable biaxial tracking device, including two separately erected hanging cable brackets and photovoltaic modules installed on them. The hanging cable brackets include columns and inclined beams, and the bottom ends of the columns are fixed on the installation base On the seat, the inclined beam is installed on the top of the column, and it is characterized in that a fixed rope and a moving rope are erected between the two inclined beams, and there are two fixed ropes, which are respectively arranged on the At both ends of the inclined beam, the moving rope is arranged above one of the fixed ropes, and the photovoltaic module is respectively connected to the two fixed ropes and the moving rope, and the fixed rope, the moving rope and the photovoltaic module are respectively arranged There is a rotating mechanism that cooperates with each other. The two ends of the moving rope are respectively connected with winding mechanisms. Turn between the ropes. 2. The photovoltaic module hanging cable biaxial tracking device according to claim 1, characterized in that, the hanging cable bracket is also provided with a push rod, the pushing rod is arranged on one side of the column, and one end thereof is fixed on the On the above-mentioned column, its other end is fixed on the described inclined beam. 3. The photovoltaic module hanging cable dual-axis tracking device according to claim 2, wherein the length of the push rod is adjustable. 4. The dual-axis tracking device for hanging cables of photovoltaic modules according to claim 1, wherein the rotating mechanisms are protrudingly arranged on both sides of the photovoltaic modules. 5. The photovoltaic module hanging cable biaxial tracking device according to claim 1, wherein the winding mechanism is fixed on the inclined beam. 6. The photovoltaic module hanging rope dual-axis tracking device according to any one of claims 1 to 5, wherein the moving rope can also be arranged under one of the fixed ropes.