Energy storage device for photovoltaic power generation

Abstract

The utility model relates to the technical field of photovoltaic power generation, in particular to an energy accumulator for photovoltaic power generation, which comprises a box body, one side of the box body is connected with a box door through a hinge, a perforated plate, a connecting rod, a base and a plurality of storage batteries are arranged in the box body, a motor is fixed at the top end of the box body, and two sides of the box body are respectively provided with a ventilation opening and a check block. Two bearings and three belt pulleys are fixed to the connecting rod, bevel gears are fixed to an output shaft of the motor and the connecting rod, supporting rods are rotationally connected to the two check blocks, a transverse rod is rotationally connected to the base, belt pulleys are fixed to the two supporting rods and the transverse rod, and belts are arranged in the box body and on the two sides of the box body. Clamping bases are fixed to the opposite ends of the two supporting rods, cleaning brushes are arranged in the two clamping bases, and fan blades are fixed to the transverse rod. The output shaft of the motor drives the bevel gear to rotate, the cleaning brush rotates under the cooperation of the bevel gear, the belt pulley and the belt, and the cleaning brush can clean dust on the dustproof net.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic power generation, in particular to an energy storage device for photovoltaic power generation. Background Art

[0002] Photovoltaic power generation is a technology that uses the photovoltaic effect of semiconductor interfaces to directly convert light energy into electrical energy. Photovoltaic power generation mainly consists of three parts: solar panels (modules), controllers and inverters, and the main components are composed of electronic components. The electrical energy generated during photovoltaic power generation is generally stored in energy storage devices, which are usually equipped with vents and dustproof nets. Dust is easily attached to the dustproof net, affecting the heat dissipation of the energy storage device. Therefore, an energy storage device for photovoltaic power generation is proposed to facilitate the cleaning of the dustproof net. Utility Model Content

[0003] In view of the problems in the prior art, the utility model provides an energy storage device for photovoltaic power generation.

[0004] The technical solution adopted by the utility model to solve the technical problem is an energy storage device for photovoltaic power generation, including a box body, one side of the box body is connected to a box door by a hinge, a porous plate, a connecting rod, a base and a plurality of storage batteries are arranged in the box body, a plurality of threading holes are opened on the side of the box body away from the box door, a motor is fixed to the top of the box body, both sides of the box body are provided with vents and blocks, the two blocks are connected to the box body, the two vents are provided with dustproof nets, two bearings and three pulleys are fixed on the connecting rod, the outer rings of the two bearings are connected to the box body, and the output shaft of the motor and the connecting rod are provided with a plurality of threading holes. Bevel gears are fixed on both sides, and the two bevel gears are meshed with each other. Both ends of the connecting rod extend out of the box body. Support rods are rotatably connected to the two blocks, and a cross bar is rotatably connected to the base. Pulleys are also fixed on the two support rods and the cross bar. Belts are provided in the box body and on both sides of the box body. The two pulleys located in the box body are connected by belts, the two pulleys located on one side of the box body are connected by a belt on one side of the box body, and the other two pulleys are connected by a belt on the other side of the box body. Card seats are fixed on the opposite ends of the two support rods, and cleaning brushes are provided in the two card seats. Fan blades are fixed on the cross bar.

[0005] By adopting the above technical solution, the output shaft of the motor drives the bevel gear to rotate, and with the cooperation of the two bevel gears, the connecting rod rotates accordingly. With the cooperation of the belt and the pulley, the two support rods and the cross bar rotate. When the cross bar rotates, it drives the fan blades to rotate, which is beneficial to the heat dissipation of the battery. When the two support rods rotate, they drive the two holders and cleaning brushes to rotate. The two cleaning brushes can clean the dust on the two dustproof nets to prevent dust from accumulating on the dustproof nets and affecting the dissipation of heat inside the box.

[0006] Specifically, the porous plate is connected to the box body, and the plurality of storage batteries are connected to the porous plate by bolts.

[0007] By adopting the above technical solution and setting the porous plate, it is beneficial to dissipate the heat at the bottom of the battery.

[0008] Specifically, a protective shed is fixed on the top of the box.

[0009] By adopting the above technical solution, the protective shed can shield and protect the motor and the top of the box.

[0010] Specifically, each of the two holders is provided with an insert block, and both sides of the two cleaning brushes are provided with slots adapted to the insert blocks. Pull rods are fixed to the side walls of the four insert blocks, and springs are sleeved on the four pull rods. Both sides of the two holders are provided with through holes for the ends of the pull rods to pass through.

[0011] By adopting the above technical solution, the insert block, the spring and the pull rod cooperate to facilitate the fixing of the cleaning brush. By pulling the two pull rods, the two insert blocks move away from the cleaning brush, making it convenient to remove and replace the cleaning brush.

[0012] Specifically, a base is fixed to the bottom end of the box body, and through holes are opened at four corners of the base.

[0013] By adopting the above technical solution, during installation, the bottom ends of the bolts are passed through the through holes at the four corners of the base, so that the base can be conveniently fixed to the ground using the bolts.

[0014] Beneficial effects of the utility model:

[0015] (1) The utility model discloses a photovoltaic energy storage device, wherein the output shaft of the motor drives the bevel gear to rotate, and the connecting rod rotates with the cooperation of the two bevel gears. The two supporting rods and the cross bar rotate with the cooperation of the belt and the pulley. The rotation of the cross bar drives the fan blades to rotate, which is beneficial to the heat dissipation of the battery. The rotation of the two supporting rods drives the two holders and the cleaning brushes to rotate. The two cleaning brushes can clean the dust on the two dustproof nets to prevent the dust from accumulating on the dustproof nets and affecting the heat dissipation inside the box.

[0016] (2) The utility model discloses a photovoltaic energy storage device, wherein the plug block, the spring and the pull rod cooperate to facilitate the fixing of the cleaning brush. By pulling the two pull rods, the two plug blocks move away from the cleaning brush, thereby facilitating the removal and replacement of the cleaning brush. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a front view of the box of the utility model;

[0020] Figure 3 It is a cross-sectional view of the card holder of the utility model.

[0021] In the figure: 1. box body; 2. stopper; 3. cleaning brush; 4. holder; 5. protective shed; 6. box door; 7. base; 8. porous plate; 9. battery; 10. motor; 11. bevel gear; 12. cross bar; 13. connecting rod; 14. pulley; 15. belt; 16. base; 17. fan blade; 18. support rod; 19. bearing; 20. plug block; 21. pull rod; 22. spring. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] In order to facilitate the cleaning of dust on the dustproof net, as an embodiment of the utility model, Figure 1 , Figure 2 As shown, a photovoltaic energy storage device described in the utility model comprises a box body 1, one side of the box body 1 is connected to a box door 6 by a hinge, a porous plate 8, a connecting rod 13, a base 16 and a plurality of storage batteries 9 are arranged in the box body 1, a plurality of threading holes are opened on the side of the box body 1 away from the box door 6, a motor 10 is fixed to the top of the box body 1 by bolts, vents and blocks 2 are arranged on both sides of the box body 1, two blocks 2 are welded to the box body 1, dustproof nets are arranged in the two vents, and the two dustproof nets are welded to the box body 1, two bearings 19 and three pulleys 14 are welded and fixed to the connecting rod 13, the outer rings of the two bearings 19 are welded to the box body 1, and a bevel gear 11 is welded and fixed to the output shaft of the motor 10 and the connecting rod 13 , the two bevel gears 11 are meshed with each other, both ends of the connecting rod 13 extend outside the box body 1, the two stoppers 2 are rotatably connected with support rods 18, the base 16 is rotatably connected with a cross bar 12, the base 16 is welded to the box body 1, and the two support rods 18 and the cross bar 12 are also welded and fixed with pulleys 14, and belts 15 are provided in the box body 1 and on both sides of the box body 1. The two pulleys 14 located in the box body 1 are connected by the belt 15, the two pulleys 14 located on one side of the box body 1 are connected by the belt 15 on one side of the box body 1, and the other two pulleys 14 are connected by the belt 15 on the other side of the box body 1. The facing ends of the two support rods 18 are welded and fixed with a holder 4, and a cleaning brush 3 is provided in the two holders 4. Fan blades 17 are welded and fixed on the cross bar 12.

[0024] When in use, the output shaft of the motor 10 drives the bevel gear 11 to rotate. With the cooperation of the two bevel gears 11, the connecting rod 13 rotates accordingly. With the cooperation of the belt 15 and the pulley 14, the two support rods 18 and the cross bar 12 rotate. When the cross bar 12 rotates, it drives the fan blades 17 to rotate, which is beneficial to the heat dissipation of the battery 9. When the two support rods 18 rotate, they drive the two holders 4 and the cleaning brushes 3 to rotate. The two cleaning brushes 3 can clean the dust on the two dustproof nets to prevent dust from accumulating on the dustproof nets and affecting the dissipation of heat inside the box 1.

[0025] In order to facilitate the dissipation of heat at the bottom of the battery 9, for example, Figure 2 As shown, the porous plate 8 is connected to the box body 1 by welding, and the plurality of storage batteries 9 are connected to the porous plate 8 by bolts.

[0026] In order to protect the motor 10 and the top of the housing 1, for example, Figure 1 As shown, a protective shed 5 is welded and fixed to the top of the box body 1.

[0027] In order to facilitate the removal and replacement of the cleaning brush 3, for example, Figure 3 As shown, each of the two holders 4 is provided with an insert block 20, and both sides of the two cleaning brushes 3 are provided with slots adapted to the insert block 20, and the side walls of the four insert blocks 20 are welded and fixed with pull rods 21, and the four pull rods 21 are sleeved with springs 22, and both sides of the two holders 4 are provided with through holes for the ends of the pull rods 21 to pass through.

[0028] When in use, the insert block 20, the spring 22 and the pull rod 21 cooperate to facilitate the fixation of the cleaning brush 3. By pulling the two pull rods 21, the two insert blocks 20 move away from the cleaning brush 3, which facilitates the removal and replacement of the cleaning brush 3.

[0029] For ease of installation, for example, Figure 1 As shown, a base 7 is welded and fixed to the bottom end of the box body 1, and through holes are opened at the four corners of the base 7.

[0030] During installation, the bottom ends of the bolts are passed through the through holes at the four corners of the base 7, so that the base 7 can be fixed to the ground with the bolts.

[0031] When the utility model is in use, the photovoltaic power generation device is connected to the battery 9 by a wire, and the photovoltaic power generation device converts solar energy into electrical energy and stores it in the battery 9 (the prior art will not be repeated here), and the output shaft of the motor 10 drives the bevel gear 11 to rotate, and under the cooperation of the two bevel gears 11, the connecting rod 13 rotates accordingly, and under the cooperation of the belt 15 and the pulley 14, the two support rods 18 and the cross bar 12 rotate, and the fan blades 17 are driven to rotate when the cross bar 12 rotates, which is beneficial to the heat dissipation of the battery 9, and the two support rods 18 are driven to rotate when the two card seats 4 and the cleaning brushes 3 are rotated, and the two cleaning brushes 3 can clean the dust on the two dustproof nets to prevent dust from accumulating on the dustproof nets and affecting the heat dissipation inside the box body 1;

[0032] The insert block 20 , the spring 22 and the pull rod 21 cooperate to facilitate the fixing of the cleaning brush 3 . When the two pull rods 21 are pulled, the two insert blocks 20 move away from the cleaning brush 3 , which facilitates the removal and replacement of the cleaning brush 3 .

[0033] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A photovoltaic energy storage device, characterized in that: The invention comprises a box body (1), one side of the box body (1) is connected to a box door (6) by a hinge, a porous plate (8), a connecting rod (13), a base (16) and a plurality of storage batteries (9) are arranged in the box body (1), a side of the box body (1) away from the box door (6) is provided with a plurality of threading holes, a motor (10) is fixed to the top of the box body (1), both sides of the box body (1) are provided with ventilation holes and blockers (2), the two blockers (2) are connected to the box body (1), the two ventilation holes are provided with dustproof nets, two bearings (19) and three pulleys (14) are fixed to the connecting rod (13), the outer rings of the two bearings (19) are connected to the box body (1), a bevel gear (11) is fixed to the output shaft of the motor (10) and the connecting rod (13), the two bevel gears (11) are meshed with each other, and the connecting rod (13) is connected to the box body (1). ) are extended to the outside of the box body (1), the two stoppers (2) are rotatably connected with support rods (18), the base (16) is rotatably connected with a cross bar (12), the two support rods (18) and the cross bar (12) are also fixed with pulleys (14), the box body (1) and both sides of the box body (1) are provided with belts (15), the two pulleys (14) located in the box body (1) are connected by the belt (15), the two pulleys (14) located on one side of the box body (1) are connected by the belt (15) on one side of the box body (1), and the other two pulleys (14) are connected by the belt (15) on the other side of the box body (1), the ends of the two support rods (18) facing each other are fixed with a holder (4), the two holders (4) are provided with a cleaning brush (3), and the cross bar (12) is fixed with a fan blade (17).

2. A photovoltaic energy storage device according to claim 1, characterized in that: The porous plate (8) is connected to the box body (1), and the plurality of storage batteries (9) are connected to the porous plate (8) via bolts.

3. The photovoltaic energy storage device according to claim 1, characterized in that: A protective shed (5) is fixed to the top of the box body (1).

4. The photovoltaic energy storage device according to claim 1, characterized in that: An insert block (20) is provided in each of the two holders (4), and slots adapted to the insert block (20) are provided on both sides of the two cleaning brushes (3). Pull rods (21) are fixed to the side walls of the four insert blocks (20), and springs (22) are sleeved on the four pull rods (21). Through holes for the ends of the pull rods (21) to pass through are provided on both sides of the two holders (4).

5. The photovoltaic energy storage device according to claim 1, characterized in that: A base (7) is fixed to the bottom end of the box body (1), and through holes are provided at the four corners of the base (7).

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