Photovoltaic energy storage equipment with high safety

Abstract

The invention discloses high-safety photovoltaic energy storage equipment, and relates to the technical field of photovoltaic energy storage, the high-safety photovoltaic energy storage equipment comprises a machine table, an energy storage mounting mechanism is arranged in the middle of the inner wall of the machine table, the energy storage mounting mechanism comprises a stand column, the top of the stand column is fixedly connected with a mounting disc, the bottom of the mounting disc is provided with a plurality of mounting frames, and the mounting frames are fixedly connected with the stand column. A placement frame is clamped and mounted in the mounting frame, a limiting assembly is fixedly mounted in the middle of the placement frame, and a fire-fighting assembly is fixedly mounted on one side of the inner wall of the machine table. The stand column is arranged to be rotatable, so that the positions of all the mounting frames are adjustable, the mounting frames can be conveniently aligned with an access door, overhaul operation is achieved, meanwhile, when the energy storage module is subjected to dangers such as temperature rise and fire outbreak, the mounting frame where the module is located rotates to face the fire-fighting assembly, and direct fire extinguishing operation on the module is achieved through the fire-fighting assembly; and the fire extinguishing efficiency is higher, and the influence on other modules is smaller.

Description

Technical Field

[0001] The invention relates to the technical field of photovoltaic energy storage, and in particular to a photovoltaic energy storage device with high safety. Background Art

[0002] Photovoltaic energy storage equipment refers to equipment that stores the electrical energy generated by the photovoltaic power generation system and releases it when needed. It is mainly composed of photovoltaic components, energy storage batteries, energy storage inverters, control systems, etc.

[0003] Although the safety of photovoltaic energy storage equipment has been significantly improved with the continuous advancement of technology, there are still some safety hazards and challenges. For example, fire safety hazards such as battery thermal runaway and fire, electrical safety hazards caused by electrical connection failures and insufficient electrical protection, and physical safety hazards caused by insufficient structural strength and insufficient protective measures. The space between energy storage modules and photovoltaic devices is small. When a fire or other failure occurs, it is easy to cause collateral damage to other non-faulty areas, and it is not easy to deal with the fault location in a timely and accurate manner. It is also troublesome for staff to perform maintenance and repairs. Summary of the invention

[0004] The purpose of the present invention is to provide a photovoltaic energy storage device with high safety, so as to solve the problem that the space between the energy storage modules and photovoltaic devices in the prior art mentioned in the above background technology is small, which makes it inconvenient for workers to perform maintenance and repair.

[0005] To achieve the above object, the present invention provides the following technical solutions: A photovoltaic energy storage device with high safety comprises a machine platform, wherein an energy storage installation mechanism is arranged at the middle of the inner wall of the machine platform, wherein the energy storage installation mechanism comprises a column, wherein a driving motor for driving the column to rotate is arranged at the bottom of the column, wherein a mounting plate is fixedly connected to the top of the column, wherein a plurality of mounting brackets are mounted at the bottom of the mounting plate, wherein docking rotating shafts are fixedly connected to both sides of the top of the mounting brackets, wherein a plurality of docking holes are arranged at the bottom inner ring of the mounting plate, wherein a docking rotating shaft on a plurality of mounting brackets facing the direction of the column rotates with the plurality of docking holes respectively, thereby enabling each mounting bracket to rotate around the docking holes; wherein a plurality of sliding grooves are arranged at the edge of the mounting plate, wherein the docking rotating shafts on a side away from the column on the plurality of mounting brackets are all slidably connected with the sliding grooves, and the tops thereof all pass through the sliding grooves and are fixedly connected with locking pressure plates, wherein the edges of the locking pressure plates are fixedly connected with the mounting plate by bolts, thereby realizing the limit fixation of each mounting bracket; A placement rack is mounted inside the mounting rack, and a plurality of limit assemblies for mounting energy storage modules are fixedly mounted in the middle of the placement rack; a fire protection assembly is fixedly mounted on one side of the inner wall of the machine; and an inspection door is rotatably mounted on one side of the machine.

[0006] As a further solution of the present invention: one side of the placement rack is fixedly connected with an inlet pipe and an outlet pipe arranged up and down, the ends of the inlet pipe and the outlet pipe are fixedly connected with docking joints, and one side of the inner wall of the mounting rack is fixedly installed with two docking seats corresponding to the docking joints; the interior of the placement rack is arranged as a cavity, and a partition plate is fixedly connected to one side of the cavity close to the docking joint, and a circulating water pump is fixedly installed on one side of the partition plate, the water inlet end of the circulating water pump is connected to the water inlet pipe, and the water outlet end of the circulating water pump is connected to the other side of the partition plate through a connecting pipe.

[0007] As a further solution of the present invention: the limit assembly includes a limit frame, and a plurality of push plates are slidably installed on the side wall of the limit frame, and one side of the plurality of push plates is fixedly connected with an arc pressure plate, and a sealing pad is fixedly connected between the edge of the arc pressure plate and the outer wall of the limit frame, the inner wall of the limit frame is provided with a threaded hole, and the edge of the push plate is rotatably connected with a locking bolt.

[0008] As a further solution of the present invention: the fire-fighting assembly includes a closing plate, a side of the closing plate close to the energy storage installation mechanism is provided with an arc groove, the other side of the closing plate is fixedly installed with a fire extinguishing device, the output end of the fire extinguishing device is fixedly connected with a spray pipe, one end of the spray pipe passes through the arc groove and is arranged toward the energy storage installation mechanism.

[0009] As a further solution of the present invention: an air supply and cooling component is fixedly installed on the other side of the inner wall of the machine, and the air supply and cooling component includes an air supply frame, and guide fans are fixedly installed on both sides of the air supply frame. A groove matching the shape of the mounting plate is provided in the middle of the air supply frame, and the air supply directions of the two guide fans are opposite, thereby driving the circulation of air flow inside the machine.

[0010] As a further solution of the present invention: a water tank is arranged on the side of the air supply frame away from the energy storage installation mechanism, a plurality of heat conducting plates are fixedly connected to both sides of the water tank, an air inlet is opened at one end of the machine close to the water tank, and ventilation holes are opened on the reinforcing plates on both sides of the water tank.

[0011] As a further solution of the present invention: a plurality of roller assemblies are fixedly installed on the bottom of the placement rack, and the roller assembly includes a mounting sleeve, a movable rack is slidably connected to the inner wall of the mounting sleeve, and a push spring is fixedly connected between the top of the movable rack and the inner wall of the mounting sleeve; a roller rack is fixedly connected to the bottom of the movable rack, a supporting roller is rotatably connected to the inner wall of the roller rack, and a roller groove is provided at the bottom of the inner wall of the mounting rack.

[0012] As a further solution of the present invention: inclined reinforcement plates are fixedly connected to the four corners of the inner wall of the machine.

[0013] As a further solution of the present invention: a movable groove is opened on the top of the machine, one end of the movable groove is rotatably connected to a photovoltaic panel, and a plurality of adjusting push rods are fixedly installed inside the machine, and the output ends of the adjusting push rods are slidably connected to the bottom of the photovoltaic panel.

[0014] As a further solution of the present invention: a top surface protection component for protecting photovoltaic panels is arranged on one side of the machine, and the top surface protection component includes a winding roller, a covering film is wound around the middle of the winding roller, driving guide rails are fixedly installed on both sides of the top of the machine, a driving frame is slidably installed on the inner wall of the driving guide rail, a cleaning scraper is fixedly connected to the bottom of the driving frame, and one side of the cleaning scraper is fixedly connected to one end of the covering film.

[0015] Compared with the prior art, the present invention has the following beneficial effects: the present invention sets the uprights to be rotatable, so that the position of each mounting frame is adjustable, so that it is convenient to align it with the inspection door to realize the inspection operation. At the same time, when the energy storage module is in danger of heating up and catching fire, the mounting frame where the module is located is rotated toward the direction of the fire-fighting component, and the fire-fighting component is used to realize the direct fire-fighting operation of the module, so that the fire-fighting efficiency is higher and the impact on other modules is smaller; when it is necessary to adjust the spacing between the mounting frames, the bolts can be rotated and loosened, and the docking shaft can be adjusted by sliding along the sliding groove to drive the mounting frame to rotate around the docking hole, so as to realize the position adjustment of the mounting frame, and it is convenient to install photovoltaic module equipment of different sizes on different mounting frames; The present invention provides a cavity in the placement rack and connects the pipeline and other structures to introduce flowing water into the placement rack, thereby cooling the placement rack and the energy storage modules thereon and ensuring continuous and stable operation of the device; a sliding push plate is provided to achieve stable position limiting of energy storage modules of different sizes, and further, an arc-shaped pressure plate is used to push the push plate to move by utilizing the water pressure when the water flows through, thereby ensuring stable extrusion contact between the push plate and the energy storage module; The present invention drives the driving frame and the cleaning scraper to move by driving the guide rail to clean the dust, impurities or accumulated rain and snow on the photovoltaic panel; and when not in use, the photovoltaic panel is covered and protected by the covering film connected to the cleaning scraper. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A perspective view of the present invention; Figure 2 is a cross-sectional view of the machine of the present invention; Figure 3 It is a schematic diagram of the assembly structure of the mounting rack and the placement rack of the present invention; Figure 4 is a cross-sectional view of the placement rack of the present invention; Figure 5 It is a structural cross-sectional view of the limiting component of the present invention; Figure 6 is a cross-sectional view of the roller assembly of the present invention; Figure 7 This is a position structure diagram of the winding roller of the present invention.

[0017] In the figure: 101, machine; 102, adjusting push rod; 103, photovoltaic panel; 104, reinforcing plate; 105, inspection door; 2, energy storage installation mechanism; 201, column; 202, installation plate; 203, installation frame; 204, docking shaft; 205, locking pressure plate; 301, placement frame; 302, limit assembly; 3021, limit frame; 3022, push plate; 3023, arc pressure plate; 3024, sealing cushion; 303, energy storage module; 304, pull-out handle; 305, partition plate; 306, circulating water pump; 307, water inlet pipe; 308, water outlet pipe; 309, docking joint; 310, docking seat; 311, mounting sleeve; 312, movable frame; 313, push spring; 314, supporting roller; 401, winding roller; 402, driving guide rail; 403, covering film; 404, driving frame; 405, cleaning scraper; 501, closing plate; 502, fire extinguishing device; 503, spray pipe; 601, air supply frame; 602, guide fan; 603, heat conducting plate; 604, water tank; 605, vent; 606, air inlet. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] See also Figure 1 and Figure 2 In an embodiment of the present invention, a photovoltaic energy storage device with high safety includes a machine 101, an energy storage installation mechanism 2 is arranged in the middle of the inner wall of the machine 101, various components required for the photovoltaic energy storage device and a battery pack as an energy storage module 303 are arranged on the energy storage installation mechanism 2, and the external casing is used to protect various components; an inspection door 105 is rotatably installed on one side of the machine 101, and the inspection door 105 is arranged directly opposite to the energy storage installation mechanism 2, so as to facilitate the inspection and replacement of various components thereon; In order to further improve the structural strength of the machine 101, the four corners of the inner wall of the machine 101 are fixedly connected with inclined reinforcement plates 104, so as to form triangular supports at the corners of the inner wall of the machine 101, thereby improving the overall structural strength of the machine 101 and preventing the entire equipment from being damaged by impact during lifting, transportation and use.

[0020] See also Figure 2 and Figure 3 The energy storage installation mechanism 2 includes a column 201 rotatably connected to the machine 101, a mounting plate 202 is fixedly connected to the top of the column 201, and a plurality of mounting racks 203 arranged in a ring with the column 201 as the center are installed at the bottom of the mounting plate 202. A placement rack 301 is installed in the interior of the mounting rack 203, and a plurality of position limiting components 302 for installing energy storage modules 303 (or other photovoltaic devices) are fixedly installed in the middle of the placement rack 301. The size and shape of each position limiting component 302 can be designed according to actual needs. In this embodiment, a square shape is adopted; the machine 10 A fire-fighting assembly is fixedly installed on one side of the inner wall of the stand 101; a driving motor for driving the stand 201 to rotate is arranged at the bottom of the stand 201. By setting the stand 201 to be rotatable, the position of each mounting frame 203 is adjustable, so that when the energy storage module 303 is in danger of heating up and catching fire, the mounting frame 203 where the module is located is rotated toward the direction of the fire-fighting assembly, and the fire-fighting assembly is used to implement direct fire-fighting operation on the module; when in use, the fire-fighting assembly is connected to the temperature sensor or monitoring system arranged in the machine 101, and is activated when the energy storage module 303 is abnormally heated or catches fire.

[0021] In order to realize the limited fixation between the mounting frame 203 and the mounting plate 202, the top two sides of the mounting frame 203 are fixedly connected with docking shafts 204, and the bottom inner circle of the mounting plate 202 is provided with a plurality of docking holes. A docking shaft 204 on a plurality of mounting frames 203 facing the column 201 is rotatably connected with a plurality of docking holes, so that each mounting frame 203 can rotate around the docking hole; a plurality of sliding grooves are provided on the edge of the mounting plate 202, and the docking shafts 204 on the side away from the column 201 on a plurality of mounting frames 203 are respectively connected with the plurality of docking holes. It is slidably connected to the sliding groove, and its top passes through the sliding groove and is fixedly connected with a locking pressure plate 205, and the edge of the locking pressure plate 205 is fixedly connected to the mounting plate 202 by bolts, so as to achieve the limited fixation of each mounting frame 203; when it is necessary to adjust the spacing between each mounting frame 203, the bolts can be loosened by turning, and the docking shaft 204 can be adjusted by sliding along the sliding groove to drive the mounting frame 203 to rotate around the docking hole, thereby achieving the position adjustment of the mounting frame 203, which is convenient for installing photovoltaic component equipment of different sizes on different mounting frames 203.

[0022] See also Figure 4One side of the placement rack 301 is fixedly connected with an inlet pipe 307 and an outlet pipe 308 arranged up and down, and the other side of the placement rack 301 is fixedly connected with a pull-out handle 304, which is convenient for installing and removing the placement rack 301. Further, a plurality of roller assemblies are fixedly installed at the bottom of the placement rack 301, and the roller assembly includes a mounting sleeve 311, and the inner wall of the mounting sleeve 311 is slidably connected with a movable frame 312, and a push spring 313 is fixedly connected between the top of the movable frame 312 and the inner wall of the mounting sleeve 311; please refer to Figure 6 The bottom of the movable frame 312 is fixedly connected with a roller frame, the inner wall of the roller frame is rotatably connected with a supporting roller 314, and a roller groove is provided at the bottom of the inner wall of the mounting frame 203, so that the removal and delivery operation of the placement frame 301 is more convenient and smooth; The ends of the water inlet pipe 307 and the water outlet pipe 308 are fixedly connected with a docking joint 309, and one side of the inner wall of the mounting frame 203 is fixedly installed with two docking seats 310 corresponding to the docking joints 309; the docking joints 309 and the docking seats 310 are connected by the card connection to realize the connection between the internal pipeline of the placement rack 301 and the outside; one side of the docking seat 310 is connected with the water tank 604 or an external water supply device through a water pipe and a water pump, so as to realize the circulating flow of water supply to the internal cavity of the placement rack 301; The interior of the placement rack 301 is configured as a cavity, and a partition plate 305 is fixedly connected to one side of the cavity close to the docking joint 309, and a circulating water pump 306 is fixedly installed on one side of the partition plate 305. The water inlet end of the circulating water pump 306 is connected to the water inlet pipe 307, and the water outlet end of the circulating water pump 306 is connected to the other side of the partition plate 305 through a connecting pipe. By configuring a cavity in the placement rack 301 and connecting structures such as pipelines, flowing water is introduced into the placement rack 301 to achieve cooling of the placement rack 301 and each energy storage module 303 thereon, thereby ensuring continuous and stable operation of the device.

[0023] See also Figure 4 and Figure 5 In order to improve the installation stability of the energy storage module 303, the limiting assembly 302 includes a limiting frame 3021, and a plurality of push plates 3022 are slidably installed on the side wall of the limiting frame 3021. One side of the plurality of push plates 3022 is fixedly connected with an arc-shaped pressure plate 3023, and a sealing cushion 3024 is fixedly connected between the edge of the arc-shaped pressure plate 3023 and the outer side wall of the limiting frame 3021. By setting a slidable push plate 3022, stable limiting of energy storage modules 303 (or photovoltaic devices) of different sizes is achieved. Furthermore, through the arc-shaped pressure plate 3023, the water pressure when the water flows through is used to push the push plate 3022 to move, thereby ensuring stable extrusion contact between the push plate 3022 and the energy storage module 303.

[0024] A threaded hole is provided on the inner wall of the limit frame 3021, and a locking bolt is rotatably connected to the edge of the push plate 3022. When the energy storage module 303 is not arranged in the limit frame 3021, the push plate 3022 is fixed to the side wall of the limit frame 3021 by connecting the locking bolt with the threaded hole to prevent the push plate 3022 from being meaninglessly ejected by water pressure.

[0025] See also Figure 2 The fire-fighting component includes a closing plate 501, and an arc-shaped groove is provided on one side of the closing plate 501 close to the energy storage installation mechanism 2. A fire-extinguishing device 502 is fixedly installed on the other side of the closing plate 501. The output end of the fire-extinguishing device 502 is fixedly connected with a spray pipe 503. The fire-extinguishing device 502 is implemented by existing technical means. In order to reduce damage to the internal photovoltaic components, a fire extinguisher with heptafluoropropane as the medium is selected. One end of the spray pipe 503 passes through the arc-shaped groove and is arranged toward the energy storage installation mechanism 2.

[0026] In order to cool down the internal space of the machine 101, an air supply and cooling component is fixedly installed on the other side of the inner wall of the machine 101. The air supply and cooling component includes an air supply frame 601. Guide fans 602 are fixedly installed on both sides of the air supply frame 601. A groove matching the shape of the mounting plate 202 is provided in the middle of the air supply frame 601. The air supply directions of the two guide fans 602 are opposite, thereby driving the internal air flow of the machine 101 to circulate.

[0027] A water tank 604 is provided on the side of the air supply frame 601 away from the energy storage installation mechanism 2, and a plurality of heat conducting plates 603 are fixedly connected to both sides of the water tank 604. The heat conducting plates are used to conduct the temperature of the water tank 604 and the air flow. An air inlet 606 is provided at one end of the machine 101 close to the water tank 604, and ventilation holes 605 are provided on the reinforcing plates 104 on both sides of the water tank 604.

[0028] See also Figure 7 A movable groove is provided on the top of the machine 101, and a photovoltaic panel 103 is rotatably connected to one end of the movable groove. A plurality of adjusting push rods 102 are fixedly installed inside the machine 101, and the output ends of the adjusting push rods 102 are slidably connected to the bottom of the photovoltaic panel 103, so that the photovoltaic panel 103 can be lifted and adjusted under the action of the adjusting push rods 102, and can be laid flat and stored in the movable groove when needed, so as to protect the photovoltaic panel 103.

[0029] In order to further improve the protection capability of the equipment against severe natural weather such as rain and snow, a top surface protection component for protecting the photovoltaic panel 103 is provided on one side of the machine 101, and the top surface protection component includes a winding roller 401, and a covering film 403 is wound around the middle of the winding roller 401. Drive guide rails 402 are fixedly installed on both sides of the top of the machine 101, and a drive frame 404 is slidably installed on the inner wall of the drive guide rail 402. A cleaning scraper 405 is fixedly connected to the bottom of the drive frame 404, and one side of the cleaning scraper 405 is fixedly connected to one end of the covering film 403. After the photovoltaic panel 103 is laid flat and stored, the drive rail 402 drives the drive frame 404 and the cleaning scraper 405 to move, so as to clean dust, impurities or accumulated rain and snow on the photovoltaic panel 103; and when not in use, the covering film 403 connected to the cleaning scraper 405 is used to cover and protect the photovoltaic panel 103.

[0030] When the present invention is in use, during the installation stage, the inspection door 105 is opened, the pull-out handle 304 is pulled, the placement rack 301 is taken out, and the energy storage module 303 (or each photovoltaic module) is installed in each limit rack 3021, and then the placement rack 301 is pushed and reset to make the docking head 309 and the docking seat 310 engage, and then each module is electrically connected to the equipment device; then the installation plate 202 is rotated so that each mounting rack 203 is opposite to the inspection door 105 in turn, and the equipment on each mounting rack 203 is installed in turn. During the installation process, the bolts are loosened by rotating and sliding along the sliding groove. The docking shaft 204 is slidably adjusted to drive the mounting frame 203 to rotate around the docking hole, thereby adjusting the position of the mounting frame 203, and facilitating the installation of photovoltaic module equipment of different sizes on different mounting frames 203; the circulating water pump 306 is started to send water into the cavity of the placement frame 301 through the water inlet pipe 307 and the connecting pipe, and then sent out through the water outlet pipe 308. The water flows in the cavity to dissipate heat for each limit frame 3021 and its internal components. At the same time, under the action of water pressure, the push plate 3022 is driven out to limit and clamp the energy storage module 303, thereby improving the installation stability; When in use, the guide fan is started to drive the internal air circulation of the machine 101 to cool the internal equipment. When a fire occurs, the drive motor drives the column 201 and the mounting plate 202 to rotate, and then drives the mounting frame 203 to rotate toward the direction of the fire-fighting component, and the fire-fighting component is used to directly extinguish the fire on the module.

[0031] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Although the present invention has been disclosed as a preferred embodiment as above, it is not used to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present invention still fall within the scope of the technical solution of the present invention.

Claims

1. A photovoltaic energy storage device with high safety, characterized in that: The invention comprises a machine platform (101), wherein an energy storage installation mechanism (2) is arranged at the middle of the inner wall of the machine platform (101), wherein the energy storage installation mechanism (2) comprises a column (201), wherein a driving motor for driving the column (201) to rotate is arranged at the bottom of the column (201), wherein a mounting plate (202) is fixedly connected to the top of the column (201), wherein a plurality of mounting racks (203) are installed at the bottom of the mounting plate (202), wherein a placement rack (301) is mounted in engagement with the inside of the mounting rack (203), wherein a plurality of position limiting components (302) for mounting energy storage modules (303) are fixedly mounted at the middle of the placement rack (301); and a fire protection component is fixedly mounted on one side of the inner wall of the machine platform (101).

2. A photovoltaic energy storage device with high safety according to claim 1, characterized in that: A water inlet pipe (307) and a water outlet pipe (308) are fixedly connected to one side of the placement rack (301); the ends of the water inlet pipe (307) and the water outlet pipe (308) are fixedly connected to docking joints (309); and two docking seats (310) corresponding to the docking joints (309) are fixedly installed on one side of the inner wall of the mounting rack (203); the interior of the placement rack (301) is arranged as a cavity; a partition plate (305) is fixedly connected to one side of the cavity; a circulating water pump (306) is fixedly installed on one side of the partition plate (305); and a water inlet end of the circulating water pump (306) is connected to the water inlet pipe (307).

3. A photovoltaic energy storage device with high safety according to claim 1, characterized in that: The limiting assembly (302) comprises a limiting frame (3021), a plurality of push plates (3022) being slidably mounted on the side wall of the limiting frame (3021), a curved pressure plate (3023) being fixedly connected to one side of the plurality of push plates (3022), and a sealing cushion (3024) being fixedly connected between the edge of the curved pressure plate (3023) and the outer side wall of the limiting frame (3021).

4. A photovoltaic energy storage device with high safety according to claim 1, characterized in that: The four corners of the inner wall of the machine platform (101) are all fixedly connected with obliquely arranged reinforcement plates (104).

5. A photovoltaic energy storage device with high safety according to claim 1, characterized in that: The fire-fighting assembly comprises a closing plate (501), a side of the closing plate (501) close to the energy storage installation mechanism (2) is provided with an arc-shaped groove, a fire-extinguishing device (502) is fixedly installed on the other side of the closing plate (501), an output end of the fire-extinguishing device (502) is fixedly connected to a spray pipe (503), and one end of the spray pipe (503) is arranged toward the energy storage installation mechanism (2).

6. A photovoltaic energy storage device with high safety according to claim 1, characterized in that: An air supply and cooling component is fixedly mounted on the other side of the inner wall of the machine (101), the air supply and cooling component comprising an air supply frame (601), a groove is provided in the middle of the air supply frame (601), and guide fans (602) are fixedly mounted on both sides of the air supply frame (601).

7. A photovoltaic energy storage device with high safety according to claim 6, characterized in that: A water tank (604) is provided on one side of the air supply frame (601) away from the energy storage installation mechanism (2), a plurality of heat conducting plates (603) are fixedly connected to both sides of the water tank (604), and an air inlet (606) is provided on one end of the machine (101) close to the water tank (604).

8. A photovoltaic energy storage device with high safety according to claim 1, characterized in that: A plurality of roller assemblies are fixedly mounted on the bottom of the placement frame (301), the roller assemblies comprising a mounting sleeve (311), the inner wall of the mounting sleeve (311) being slidably connected to a movable frame (312), the bottom of the movable frame (312) being fixedly connected to a roller frame, the inner wall of the roller frame being rotatably connected to a supporting roller (314), and a roller groove being provided at the bottom of the inner wall of the mounting frame (203).

9. A photovoltaic energy storage device with high safety according to claim 1, characterized in that: A movable groove is provided on the top of the machine (101), one end of the movable groove is rotatably connected to a photovoltaic panel (103), a plurality of adjustment push rods (102) are fixedly installed inside the machine (101), and the output ends of the adjustment push rods (102) are slidably connected to the bottom of the photovoltaic panel (103).

10. A photovoltaic energy storage device with high safety according to claim 1, characterized in that: A top surface protection component for protecting the photovoltaic panel (103) is arranged on one side of the machine platform (101), the top surface protection component comprising a winding roller (401), a covering film (403) being wound around the middle of the winding roller (401), driving guide rails (402) being fixedly mounted on both sides of the top of the machine platform (101), a driving frame (404) being slidably mounted on the inner wall of the driving guide rail (402), a cleaning scraper (405) being fixedly connected to the bottom of the driving frame (404), and one side of the cleaning scraper (405) being fixedly connected to one end of the covering film (403).

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