CN221177623U - Sun tracking device for photovoltaic module - Google Patents

Abstract

The utility model belongs to the technical field of photovoltaic power generation, and provides a sun tracking device of a photovoltaic module, which comprises a positioning mechanism, wherein a first motor is arranged in the positioning mechanism, an output shaft of the first motor is in transmission connection with a driving gear, the driving gear is meshed with a plurality of driven gears, the driven gears are in rotational connection with the positioning mechanism, a rotating module is fixedly connected on the driven gears, a photovoltaic panel is hinged on the rotating module through a connecting module, cleaning mechanisms are fixedly connected on two sides of the photovoltaic panel, and the cleaning mechanisms are in contact with the top surface of the photovoltaic panel; the connecting assembly comprises a hydraulic cylinder, the cylinder body end of the hydraulic cylinder is hinged with the rotating assembly, and the piston end of the hydraulic cylinder is hinged with the photovoltaic panel. The utility model improves the photoelectric conversion efficiency of the photovoltaic panel.

Description

Photovoltaic module sun tracking device

Technical Field

The utility model belongs to the technical field of photovoltaic power generation, and in particular relates to a photovoltaic component sun tracking device.

Background technique

Photovoltaic modules are the core part of solar photovoltaic power generation systems. Their function is to convert solar energy into direct current and store it in batteries or directly provide it to loads. Photovoltaic modules are mainly composed of solar panels, junction boxes, lightning protection grounding and electrical control systems.

Existing photovoltaic modules are generally fixed in one direction, but as time changes, the position of the sun changes, the light intensity is greatly reduced, and the photoelectric conversion efficiency is also reduced. Therefore, a photovoltaic module sun tracking device is urgently needed to solve the above problems.

Utility Model Content

In order to solve the above technical problems, the utility model proposes a photovoltaic component sun tracking device.

To achieve the above-mentioned purpose, the utility model provides a photovoltaic component sun tracking device, including a positioning mechanism, a first motor is arranged in the positioning mechanism, the output shaft of the first motor is transmission-connected with a driving gear, the driving gear is meshed with a plurality of driven gears, the driven gear is rotationally connected with the positioning mechanism, a rotating assembly is fixedly connected to the driven gear, a photovoltaic panel is hinged to the rotating assembly through a connecting assembly, cleaning mechanisms are fixedly connected to both sides of the photovoltaic panel, the cleaning mechanisms are in contact with the top surface of the photovoltaic panel; the connecting assembly includes a hydraulic cylinder, the cylinder end of the hydraulic cylinder is hinged to the rotating assembly, and the piston end of the hydraulic cylinder is hinged to the photovoltaic panel.

Preferably, the rotating assembly includes a rotating shaft fixedly connected to the middle of the driven gear, a placement plate is fixedly connected to the rotating shaft, and the hydraulic cylinder is hinged on the placement plate.

Preferably, the connection assembly further comprises columns fixedly connected to both sides of the placement plate, and the two columns are rotatably connected to the photovoltaic panels respectively.

Preferably, the cleaning mechanism comprises positioning boxes respectively fixed to both sides of the photovoltaic panel, sliding components are arranged in the two positioning boxes, brush plates are drivingly connected to the sliding components, and the brush plates are in contact with the photovoltaic panel.

Preferably, the two positioning boxes are respectively provided with a slide groove.

Preferably, the sliding assembly includes a second motor, which is fixedly installed in any one of the slide grooves, and the output shaft of the second motor is transmission-connected to a lead screw, which is threaded with a first slider, the lead screw is rotationally connected to the positioning box, the first slider is slidingly connected to the slide groove, and the first slider extends out of the slide groove and is fixedly connected to the brush plate.

Preferably, the sliding assembly further comprises a sliding rod, the sliding rod is fixedly connected in another sliding groove, a second sliding block is slidably connected to the sliding groove, and the second sliding block extends out of the sliding groove and is fixedly connected to the brush plate.

Preferably, the positioning mechanism includes an installation box, the interior of the installation box is hollow, the first motor is fixedly connected inside the installation box, the rotating shaft extends out of the installation box and is rotatably connected to the installation box, and the driven gear is rotatably connected to the installation box.

Compared with the prior art, the utility model has the following advantages and technical effects:

When the direction of the photovoltaic panel needs to be changed, the first motor is turned on, and the first motor will drive the driving gear to rotate, and several driven gears meshing with the driving gear will rotate synchronously to rotate the photovoltaic panel toward the sun; at the same time, the angle of the photovoltaic panel can be adjusted according to the intensity of light, and it only needs to adjust the length of the hydraulic cylinder to ensure the photoelectric conversion efficiency of the photovoltaic panel.

The utility model improves the photoelectric conversion efficiency of the photovoltaic panel.

BRIEF DESCRIPTION OF THE DRAWINGS

The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

Fig. 1 is a schematic diagram of the structure of the utility model;

FIG2 is a schematic diagram of the structure of the sliding assembly of the utility model;

Figure 3 is a schematic diagram of the structure of the installation box of the utility model;

In the figure: 1. first motor; 2. driving gear; 3. driven gear; 4. photovoltaic panel; 5. hydraulic cylinder; 6. rotating shaft; 7. placement plate; 8. column; 9. positioning box; 10. brush plate; 11. slideway; 12. second motor; 13. lead screw; 14. first slider; 15. slide rod; 16. second slider; 17. installation box.

Detailed ways

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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

Referring to Figures 1-3, the utility model provides a photovoltaic component sun tracking device, including a positioning mechanism, a first motor 1 is arranged in the positioning mechanism, the output shaft of the first motor 1 is transmission-connected with a driving gear 2, the driving gear 2 is meshed with a plurality of driven gears 3, the driven gear 3 is rotationally connected with the positioning mechanism, a rotating assembly is fixedly connected to the driven gear 3, a photovoltaic panel 4 is hinged to the rotating assembly through a connecting assembly, cleaning mechanisms are fixedly connected to both sides of the photovoltaic panel 4, the cleaning mechanisms are in contact with the top surface of the photovoltaic panel 4; the connecting assembly includes a hydraulic cylinder 5, the cylinder end of the hydraulic cylinder 5 is hinged to the rotating assembly, and the piston end of the hydraulic cylinder 5 is hinged to the photovoltaic panel 4.

When the direction of the photovoltaic panel 4 needs to be changed, the first motor 1 is turned on, the first motor 1 will drive the driving gear 2 to rotate, and the driven gears 3 meshing with the driving gear 2 will rotate synchronously, so that the photovoltaic panel 4 rotates towards the direction of the sun; at the same time, the angle of the photovoltaic panel 4 can be adjusted according to the intensity of light, and it is only necessary to adjust the length of the hydraulic cylinder 5 to ensure the photoelectric conversion efficiency of the photovoltaic panel 4.

According to a further optimized solution, the rotating assembly includes a rotating shaft 6 fixedly connected to the driven gear 3 , a placement plate 7 is fixedly connected to the rotating shaft 6 , and a hydraulic cylinder 5 is hingedly connected to the placement plate 7 .

The driven gear 3 can rotate with the rotating shaft 6 , and the rotating shaft 6 can rotate with the placement plate 7 , and the placement plate 7 supports the photovoltaic panel 4 .

To further optimize the solution, the connection assembly also includes columns 8 fixedly connected to both sides of the placement plate 7, and the two columns 8 are rotatably connected to the photovoltaic panels 4 respectively.

The two columns 8 are hinged to the photovoltaic panel 4 , thereby improving the stability of the photovoltaic panel 4 .

According to a further optimized solution, the cleaning mechanism includes positioning boxes 9 respectively fixed to both sides of the photovoltaic panel 4 , sliding components are arranged in the two positioning boxes 9 , and a brush plate 10 is transmission-connected to the sliding component, and the brush plate 10 is in contact with the photovoltaic panel 4 .

The positioning box 9 is used to place the sliding component and to move with the brush plate 10. The brush plate 10 can remove impurities on the surface of the photovoltaic panel 4 to avoid affecting the photoelectric conversion efficiency of the photovoltaic panel.

A further optimization scheme is provided in which the two positioning boxes 9 are respectively provided with a slide groove 11; the sliding assembly includes a second motor 12, which is fixedly installed in any one of the slide grooves 11; the output shaft of the second motor 12 is drivingly connected to a lead screw 13, on which a first slider 14 is threadedly connected; the lead screw 13 is rotationally connected to the positioning box 9, the first slider 14 is slidingly connected to the slide groove 11, the first slider 14 extends out of the slide groove 11 and is fixedly connected to the brush plate 10; the sliding assembly also includes a slide rod 15, the slide rod 15 is fixedly connected in another slide groove 11, on which a second slider 16 is slidingly connected, the second slider 16 extends out of the slide groove 11 and is fixedly connected to the brush plate 10.

When it is necessary to clean the dust on the surface of the photovoltaic panel 4, the second motor 12 needs to be turned on. The second motor 12 will drive the lead screw 13 to rotate, and the lead screw 13 will slide with the first slider 14. The slide groove 11 prevents the first slider 14 from rotating, and then the brush plate 10 fixed thereto will move under the drive of the first slider 14. The other side of the brush plate 10 is fixedly connected to the second slider 16. The second slider 16 slides on the slide rod 15 to limit the brush plate 10 to avoid losing balance and affecting the cleaning effect.

According to a further optimized solution, the positioning mechanism includes an installation box 17 , the interior of the installation box 17 is hollow, the first motor 1 is fixedly connected inside the installation box 17 , the rotating shaft 6 extends out of the installation box 17 and is rotationally connected to the installation box 17 , and the driven gear 3 is rotationally connected to the installation box 17 .

In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims (8)

1. A photovoltaic module chases after sun tracking means, its characterized in that: the device comprises a positioning mechanism, wherein a first motor (1) is arranged in the positioning mechanism, an output shaft of the first motor (1) is connected with a driving gear (2) in a transmission manner, the driving gear (2) is meshed with a plurality of driven gears (3), the driven gears (3) are rotationally connected with the positioning mechanism, a rotating assembly is fixedly connected to the driven gears (3), a photovoltaic plate (4) is hinged to the rotating assembly through a connecting assembly, cleaning mechanisms are fixedly connected to two sides of the photovoltaic plate (4), and the cleaning mechanisms are in contact with the top surface of the photovoltaic plate (4); the connecting assembly comprises a hydraulic cylinder (5), the cylinder body end of the hydraulic cylinder (5) is hinged with the rotating assembly, and the piston end of the hydraulic cylinder (5) is hinged with the photovoltaic panel (4).

2. The photovoltaic module sun-tracking device according to claim 1, characterized in that: the rotating assembly comprises a rotating shaft (6) fixedly connected with the middle of the driven gear (3), a placing plate (7) is fixedly connected to the rotating shaft (6), and the hydraulic cylinder (5) is hinged to the placing plate (7).

3. The photovoltaic module sun-tracking device according to claim 2, characterized in that: the connecting assembly further comprises upright posts (8) fixedly connected to two sides of the placing plate (7) respectively, and the two upright posts (8) are connected with the photovoltaic plate (4) in a rotating mode respectively.

4. The photovoltaic module sun-tracking device according to claim 1, characterized in that: the cleaning mechanism comprises positioning boxes (9) fixedly connected to two sides of the photovoltaic panel (4) respectively, sliding assemblies are arranged in the two positioning boxes (9), brush plates (10) are connected to the sliding assemblies in a transmission mode, and the brush plates (10) are in contact with the photovoltaic panel (4).

5. The photovoltaic module sun-tracking device according to claim 4, wherein: the two positioning boxes (9) are respectively provided with a sliding groove (11).

6. The photovoltaic module sun-tracking device according to claim 5, wherein: the sliding assembly comprises a second motor (12), the second motor (12) is fixedly arranged in any sliding groove (11), a lead screw (13) is connected with an output shaft of the second motor (12) in a transmission mode, a first sliding block (14) is connected to the lead screw (13) in a threaded mode, the lead screw (13) is rotationally connected with the positioning box (9), the first sliding block (14) is in sliding connection with the sliding groove (11), and the first sliding block (14) extends out of the sliding groove (11) and is fixedly connected with the brush plate (10).

7. The photovoltaic module sun-tracking device according to claim 6, wherein: the sliding assembly further comprises a sliding rod (15), the sliding rod (15) is fixedly connected in the other sliding groove (11), a second sliding block (16) is connected to the sliding groove (11) in a sliding mode, and the second sliding block (16) extends out of the sliding groove (11) and is fixedly connected with the brush plate (10).

8. The photovoltaic module sun-tracking device according to claim 2, characterized in that: the positioning mechanism comprises a mounting box (17), the inside of the mounting box (17) is hollow, the first motor (1) is fixedly connected in the mounting box (17), the rotating shaft (6) extends out of the mounting box (17) and is rotationally connected with the mounting box (17), and the driven gear (3) is rotationally connected with the mounting box (17).