Photovoltaic shading device

Abstract

The utility model relates to the technical field of photovoltaic technology, in particular to a photovoltaic shading device, which is provided with a movable device based on the structure on the basis of an external baffle plate, so that photovoltaic power generation can be better carried out, and the reliability is improved. Comprising a photovoltaic panel and further comprises a protection frame, fixing pieces, hinges, a shading plate, a connecting frame, a reciprocating motor, a threaded rod, a threaded pipe, a restraining sleeve and a restraining strip, the outer side of the protection frame is connected with the inner sides of the multiple sets of fixing pieces, the photovoltaic panel is movably arranged in the protection frame, and the middle of the rear end of the protection frame is connected with the front end of the connecting frame; the left side and the right side of the rear end of the photovoltaic panel are respectively connected with the front ends of a group of restraining strips, the left side and the right side of the rear portion of the protection frame are respectively provided with a group of restraining sleeves, the restraining strips are in sliding connection with the inner sides of the corresponding restraining sleeves, and the lower side of the front end of the protection frame is movably connected with the rear side end of the shading plate through a hinge. A winding mechanism is arranged on the upper portion of the rear side of the protection frame.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic technology, in particular to a photovoltaic shading device. Background Art

[0002] Photovoltaic technology refers to the technology that can directly convert the sun's light energy into electrical energy. Photovoltaic cells made with this technology are easy to use, especially in recent years, the rapid development of micro-semiconductor inverters has made its application faster.

[0003] With the development of high-rise urban residences and the improvement of architectural aesthetics requirements, corresponding shading devices are usually set up to match photovoltaic panels. There is currently a photovoltaic shading plate installed on the exterior wall of a building with Chinese patent publication number CN216921070U. The installation position of the photovoltaic shading plate is changed from the traditional exterior window to the exterior wall at the upper end of the exterior window by rotatably connecting the installation part located on the exterior wall of the building and the shaft on the plate body. At the same time, the plate body is designed with photovoltaic panels exposed on both sides. When shading, the shading surface of the photovoltaic panel absorbs solar energy; when not shading, the back of the shading surface of the photovoltaic panel absorbs solar energy.

[0004] However, since the device has an impact on the working efficiency of the photovoltaic panel, its reliability is poor. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the deficiencies in the prior art, the utility model provides a photovoltaic shading device which is provided with an external baffle and an active device based on the structure, so as to better perform photovoltaic power generation and improve reliability.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a photovoltaic shading device, including a photovoltaic panel, and also including a protective frame, a fixing plate, a hinge, a shading plate, a connecting frame, a reciprocating motor, a threaded rod, a threaded tube, a restraining sleeve and a restraining strip, the outer side of the protective frame is connected to the inner side of multiple groups of fixing plates, the photovoltaic panel is movably arranged inside the protective frame, the middle part of the rear end of the protective frame is connected to the front end of the connecting frame, the rear end of the connecting frame is connected to the front end of the reciprocating motor, the output end of the reciprocating motor is connected to the rear end of the threaded rod, the outer wall of the threaded rod is threadedly connected to the inner wall of the threaded tube, the threaded tube passes through the protective frame and is connected to the middle part of the rear side of the photovoltaic panel, the left and right sides of the rear end of the photovoltaic panel are respectively connected to the front end of a group of restraining strips, a group of restraining sleeves are respectively arranged on the left and right sides of the rear part of the protective frame, the restraining strips are slidably connected on the inner sides of the corresponding restraining sleeves, the lower side of the front end of the protective frame is movably connected to the rear end of the shading plate via a hinge, and a winding mechanism is arranged on the upper part of the rear side of the protective frame.

[0009] Preferably, it further comprises a baffle plate 1, and the rear side of each group of the constraint strips is respectively connected to the middle part of the front side of the baffle plate 1.

[0010] Preferably, the winding mechanism includes a winding motor, a transmission box, an active bevel gear, a driven bevel gear, a connecting rod, a winding wheel and a pull rope. The upper side of the rear end of the protective frame is connected to the front end of the transmission box. The active bevel gear and the driven bevel gear are both arranged inside the transmission box. The output end of the winding motor is connected to the middle of the rear end of the active bevel gear. The outer side of the active bevel gear is meshed with two groups of driven bevel gears. The middle of the outer side of each group of driven bevel gears is respectively connected to the inner end of a group of connecting rods, and the outer end of each group of connecting rods is respectively connected to the middle of the inner end of a group of winding wheels. The two groups of pull ropes are both wound around the outside of a group of winding wheels, and the other ends of the two groups of pull ropes are connected to the two ends of the inner side of the sunshade.

[0011] Preferably, it also includes a second baffle plate, and the left and right ends of each group of winding wheels are respectively connected to the middle part of the inner end of a group of second baffle plates.

[0012] Preferably, a reflective plate is further included, and the inner side of the shading plate is connected to the inner side of the reflective plate.

[0013] Preferably, a decorative layer is further included, and the outer side of the shading plate is connected to the inner side of the decorative layer.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a photovoltaic shading device, which has the following beneficial effects:

[0016] The protective frame is fixed to the corresponding building position by the fixing plate, and the front end of the protective frame faces outward. When the photovoltaic panel is inside the protective frame, the shading plate is closed to cooperate with the protective frame to form external shading protection. When illumination is needed, the shading plate is opened under the constraint of the hinge through the action of the winding mechanism, and then the reciprocating motor runs, and the threaded rod is rotated under the connection of the connecting frame, and is slid and constrained on the inner side of the constraint sleeve by two sets of constraint strips, so that the threaded pipe slides forward through the threaded cooperation with the threaded rod, and the photovoltaic panel is connected forward. After being extended into place, it can absorb solar energy more efficiently. On the basis of setting the external baffle, an active device based on this structure is set, which can better carry out photovoltaic power generation and improve reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a right front upper axis view of the structure schematic diagram of the utility model;

[0018] Figure 2 This is a right rear upper axis view of the structure schematic diagram of the utility model;

[0019] Figure 3 For this utility model Figure 1 The top view of

[0020] Figure 4It is a schematic diagram of the internal structure of the transmission box of the utility model.

[0021] Markings in the attached drawings: 1. protective frame; 2. fixing plate; 3. photovoltaic panel; 4. hinge; 5. sunshade; 6. connecting frame; 7. reciprocating motor; 8. threaded rod; 9. threaded tube; 10. restraint sleeve; 11. restraint strip; 12. baffle plate 1; 13. winding motor; 14. transmission box; 15. driving bevel gear; 16. driven bevel gear; 17. connecting rod; 18. winding wheel; 19. pull rope; 20. baffle plate 2; 21. reflector; 22. decorative layer. DETAILED DESCRIPTION

[0022] 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.

[0023] Example

[0024] See also Figure 1-4 A photovoltaic shading device includes a photovoltaic panel 3, a protective frame 1, a fixing plate 2, a hinge 4, a shading plate 5, a connecting frame 6, a reciprocating motor 7, a threaded rod 8, a threaded tube 9, a constraint sleeve 10 and a constraint strip 11. The outer side of the protective frame 1 is connected to the inner side of multiple sets of fixing plates 2. The photovoltaic panel 3 is movably arranged inside the protective frame 1. The middle part of the rear end of the protective frame 1 is connected to the front end of the connecting frame 6. The rear end of the connecting frame 6 is connected to the front end of the reciprocating motor 7. The output end of the reciprocating motor 7 is connected to the rear end of the threaded rod 8. The outer wall of the threaded rod 8 is screwed to the inner wall of the threaded tube 9. The threaded tube 9 passes through the protective frame 1 and is connected to the middle part of the rear side of the photovoltaic panel 3. The left and right sides of the rear end of the photovoltaic panel 3 are respectively connected to the front end of a group of constraint strips 11. A group of constraint sleeves 10 are respectively arranged on the left and right sides of the rear of the protective frame 1. The constraint strip 11 is slidably connected to the inner side of the corresponding constraint sleeve 10, and the lower side of the front end of the protection frame 1 is movably connected to the rear end of the sunshade 5 through the hinge 4, and a winding mechanism is arranged on the upper part of the rear side of the protection frame 1; the protection frame 1 is fixed to the corresponding building position through the fixing plate 2, and the front end of the protection frame 1 is facing outward. When the photovoltaic panel 3 is inside the protection frame 1, the sunshade 5 is closed and cooperates with the protection frame 1 to form external shading protection. When irradiation is required, the sunshade 5 is opened under the constraint of the hinge 4 through the action of the winding mechanism, and then the reciprocating motor 7 runs, and the threaded rod 8 is rotated under the connection of the connecting frame 6. The two sets of constraint strips 11 are slidably constrained on the inner side of the constraint sleeve 10, so that the threaded tube 9 slides forward through the threaded cooperation with the threaded rod 8, and the photovoltaic panel 3 is connected forward. After being extended into place, it can absorb solar energy more efficiently.

[0025] It also includes a blocking piece 12, and the rear side of each group of the constraint strips 11 is respectively connected to the middle part of the front side of the blocking piece 12; the two groups of blocking pieces 12 can block the rear side of the constraint strip 11 to prevent the constraint strip 11 from sliding forward, thereby improving reliability.

[0026] The winding mechanism includes a winding motor 13, a transmission box 14, a driving bevel gear 15, a driven bevel gear 16, a connecting rod 17, a winding wheel 18 and a pull rope 19. The upper side of the rear end of the protective frame 1 is connected to the front end of the transmission box 14. The driving bevel gear 15 and the driven bevel gear 16 are both arranged inside the transmission box 14. The output end of the winding motor 13 is connected to the middle of the rear end of the driving bevel gear 15. The outer side of the driving bevel gear 15 is meshed with two groups of driven bevel gears 16. The middle of the outer side of each group of driven bevel gears 16 is respectively connected to the inner end of a group of connecting rods 17. Each group of connecting rods The outer ends of 17 are respectively connected to the middle of the inner ends of a group of winding wheels 18, and the two groups of pull ropes 19 are wound around the outer sides of a group of winding wheels 18, and the other ends of the two groups of pull ropes 19 are connected to the two ends of the inner side of the sunshade 5; when the winding motor 13 is running, it can drive the active bevel gear 15 to rotate in the transmission box 14, and the active bevel gear 15 is engaged with the two groups of connecting frames 6, so that the two groups of connecting frames 6 synchronously drive the corresponding connecting rods 17 to rotate, and then drive the two groups of winding wheels 18 to rotate synchronously, and the winding wheels 18 act on the pull ropes 19 to reel in and unreel, and then connect the sunshade 5 to open and close.

[0027] It also includes a baffle 20, and the left and right ends of each group of the winding wheels 18 are respectively connected to the middle of the inner end of a group of baffles 20; the two groups of baffles 20 can block the outer side of the winding wheel 18 to prevent the pull rope 19 from sliding outward on the outer side of the winding wheel 18, thereby improving reliability.

[0028] It also includes a reflector 21, and the inner side of the sunshade 5 is connected to the inner side of the reflector 21; when the reflector 21 is opened, light can be reflected by the reflector 21, thereby optimizing the sunlight environment and improving practicality.

[0029] It also includes a decorative layer 22, and the outer side of the sunshade 5 is connected to the inner side of the decorative layer 22; the decorative layer 22 can be used to beautify the appearance of the sunshade 5 after it is closed.

[0030] In summary, when a photovoltaic shading device is in use, the protection frame 1 is fixed to the corresponding building position through the fixing plate 2, and the front end of the protection frame 1 is facing outward. When the photovoltaic panel 3 is inside the protection frame 1, the shading plate 5 is closed, and the appearance of the shading plate 5 after closing can be beautified through the decorative layer 22, and it cooperates with the protection frame 1 to form external shading protection. When irradiation is required, the winding motor 13 is running, and the active bevel gear 15 can be driven to rotate in the transmission box 14. The active bevel gear 15 is engaged with the two sets of connecting frames 6, so that the two sets of connecting frames 6 synchronously drive the corresponding connecting rods 17 to rotate, and then drive the two sets of winding wheels 18 to rotate synchronously, and the winding wheels 18 act on the pull rope 19 to unwind, which acts on the shading. The panel 5 is opened under the constraint of the hinge 4, and then the reciprocating motor 7 runs, and the threaded rod 8 is rotated when connected to the connecting frame 6, and is slid and constrained on the inner side of the constraint sleeve 10 by two sets of constraint strips 11, so that the threaded tube 9 slides forward through the threaded fit with the threaded rod 8, and the photovoltaic panel 3 is connected forward, and the rear side of the constraint strip 11 can be blocked by two sets of baffles 12 to prevent the constraint strip 11 from sliding forward. After being extended into place, solar energy can be absorbed more efficiently, and when the reflector 21 is in the open state, it can reflect light through the reflector 21 to optimize the sunlight environment and improve practicality. In addition, the outer side of the winding wheel 18 can be blocked by two sets of baffles 20 to prevent the pull rope 19 from sliding outward on the outer side of the winding wheel 18, thereby improving reliability.

[0031] The photovoltaic panel 3, reciprocating motor 7 and winding motor 13 are well-known devices purchased directly from the market by technicians in this field. We only use them here without making any structural or functional improvements to them, so we will not go into details here.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A photovoltaic shading device, comprising a photovoltaic panel (3), characterized in that: The invention also comprises a protective frame (1), a fixing plate (2), a hinge (4), a sunshade (5), a connecting frame (6), a reciprocating motor (7), a threaded rod (8), a threaded tube (9), a restraining sleeve (10) and a restraining strip (11); the outer side of the protective frame (1) is connected to the inner side of the plurality of fixing plates (2); the photovoltaic panel (3) is movably arranged inside the protective frame (1); the middle part of the rear end of the protective frame (1) is connected to the front end of the connecting frame (6); the rear end of the connecting frame (6) is connected to the front end of the reciprocating motor (7); the output end of the reciprocating motor (7) is connected to the rear end of the threaded rod (8); The ends are connected, the outer wall of the threaded rod (8) is threadedly connected to the inner wall of the threaded tube (9), the threaded tube (9) passes through the protective frame (1) and is connected to the middle of the rear side of the photovoltaic panel (3), the left and right sides of the rear end of the photovoltaic panel (3) are respectively connected to the front end of a group of constraint strips (11), the left and right sides of the rear part of the protective frame (1) are respectively provided with a group of constraint sleeves (10), the constraint strips (11) are slidably connected to the inner sides of the corresponding constraint sleeves (10), the lower side of the front end of the protective frame (1) is movably connected to the rear end of the sunshade (5) via a hinge (4), and a winding mechanism is provided at the upper part of the rear side of the protective frame (1).

2. A photovoltaic shading device according to claim 1, characterized in that: It also includes a baffle plate 1 (12), and the rear side of each group of the constraint strips (11) is respectively connected to the middle part of the front side of the baffle plate 1 (12).

3. A photovoltaic shading device according to claim 1, characterized in that: The winding mechanism comprises a winding motor (13), a transmission box (14), a driving bevel gear (15), a driven bevel gear (16), a connecting rod (17), a winding wheel (18) and a pull rope (19). The upper side of the rear end of the protection frame (1) is connected to the front end of the transmission box (14). The driving bevel gear (15) and the driven bevel gear (16) are both arranged inside the transmission box (14). The output end of the winding motor (13) is connected to the middle of the rear end of the driving bevel gear (15). The outer side of the driving bevel gear (15) is meshed with two groups of driven bevel gears (16). The middle of the outer side of each group of driven bevel gears (16) is respectively connected to the inner end of a group of connecting rods (17). The outer end of each group of connecting rods (17) is respectively connected to the middle of the inner end of a group of winding wheels (18). The two groups of pull ropes (19) are both wound around the outer side of the group of winding wheels (18). The other ends of the two groups of pull ropes (19) are connected to the two ends of the inner side of the sunshade (5).

4. A photovoltaic shading device according to claim 3, characterized in that: It also includes a second baffle (20), and the left and right ends of each group of winding wheels (18) are respectively connected to the middle part of the inner end of a group of second baffles (20).

5. A photovoltaic shading device according to claim 1, characterized in that: It also comprises a reflective plate (21), and the inner side of the shading plate (5) is connected to the inner side of the reflective plate (21).

6. A photovoltaic shading device according to claim 1, characterized in that: It also comprises a decorative layer (22), and the outer side of the shading plate (5) is connected to the inner side of the decorative layer (22).

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