Smart park hybrid power supply energy storage device and method

Abstract

The present application relates to the technical field of power storage device, in particular to a kind of intelligent park hybrid power supply energy storage device and method, including wind power generator unit, first rotating shaft, rotating photovoltaic board, second rotating shaft, energy storage equipment and folding assembly, folding assembly includes moving box, two movable blades, two fixed blades, four folding blades and two folding photovoltaic boards, moving box is moved to the power supply area of intelligent park;The movable blade of wind power generator unit output left and right side opens, and the fixed blade of up and down does not move;Folding blade folds and opens, increases the length of movable blade and fixed blade, improves power generation efficiency;Then folding photovoltaic board extends and opens to the side of rotating photovoltaic board, increases the power generation area, while rotating photovoltaic board is adjusted to the light bright area and carries out power generation, improves power generation efficiency;When not using, the blade of wind power generator and solar photovoltaic board can be folded and stored.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of power storage devices, in particular to a hybrid power supply and energy storage device and method for a smart park. BACKGROUND

[0002] At present, a large amount of electricity needs to be used in a smart park. In order to alleviate the pressure of electricity use, the equipment in the park can be powered in time when the power supply is cut off. Therefore, wind power generators and solar photovoltaic panels are usually installed in the smart park to generate electricity and store it in the battery pack.

[0003] However, in the prior art, the hybrid power supply and energy storage device composed of the blades of the wind power generator and the solar photovoltaic panels is usually fixedly installed in the smart park and cannot be moved. The volume of the blades and the photovoltaic panels is large, and the whole blades and photovoltaic panels will shake when moving, so it is very inconvenient to change the position in the smart park, and the flexibility is poor. SUMMARY

[0004] The present application aims to provide a hybrid power supply and energy storage device and method for a smart park, which solves the problem that the hybrid power supply and energy storage device composed of the blades of the wind power generator and the solar photovoltaic panels is usually fixedly installed in the smart park and cannot be moved. The volume of the blades and the photovoltaic panels is large, and the whole blades and photovoltaic panels will shake when moving, so it is very inconvenient to change the position in the smart park, and the flexibility is poor.

[0005] To achieve the above-mentioned purpose, the present application provides a hybrid power supply and energy storage device for a smart park, comprising a wind power generator set, a first rotating shaft, a rotating photovoltaic panel, a second rotating shaft, an energy storage device and a folding assembly. The wind power generator set is arranged above the first rotating shaft, the second rotating shaft is arranged below the first rotating shaft, and the rotating photovoltaic panel is arranged on one side of the second rotating shaft.

[0006] The folding assembly comprises a moving box, two movable blades, two fixed blades, four folding blades and two folding photovoltaic panels. The energy storage device is installed in the moving box. The two movable blades and the two fixed blades are arranged in sequence at the output end of the wind power generator set. The four folding blades are arranged on the corresponding movable blades and fixed blades respectively, and the two folding photovoltaic panels are symmetrically arranged on the rotating photovoltaic panel.

[0007] The folding assembly further comprises a lifting unit, and the lifting unit is arranged on the inner side wall of the moving box.

[0008] The lifting unit comprises a lifting component, a connecting frame, a first inner electromagnet and a first outer electromagnet, the lifting component is arranged on the inner side wall of the moving box, the output end of the lifting component is fixedly connected with one end of the connecting frame, the other end of the connecting frame is sleeved on the outside of the first rotating shaft, the first inner electromagnet is fixedly connected with the first rotating shaft and sleeved on the outer wall of the first rotating shaft, the first outer electromagnet is fixedly connected with the connecting frame and sleeved on the outer wall of the first inner electromagnet, and the first inner electromagnet and the first outer electromagnet are in sliding connection.

[0009] The folding assembly further comprises a power generation adjusting unit arranged in the interior of the moving box.

[0010] The power generation adjusting unit comprises a rotating component, an extension connecting rod, a second inner electromagnet, and a second outer electromagnet, the rotating component is arranged below the moving box, the output end of the rotating component penetrates through the moving box and is fixedly connected with one end of the extension connecting rod, the other end of the extension connecting rod is fixedly connected with the lower part of the second rotating shaft, the second inner electromagnet is fixedly connected with the first rotating shaft and located between the first rotating shaft and the second rotating shaft, the second outer electromagnet is fixedly connected with the second rotating shaft and located between the first rotating shaft and the second rotating shaft, the second outer electromagnet is sleeved on the outer wall of the second inner electromagnet, and the second inner electromagnet and the second outer electromagnet are in sliding connection.

[0011] The folding assembly further comprises four blade driving units, and each of the four blade driving units is arranged on the corresponding movable blade and the corresponding fixed blade.

[0012] The blade driving unit comprises a blade rotating component, a rotating frame and a first pushing component, the blade rotating component is arranged on one side of the movable blade, the output end of the blade rotating component is fixedly connected with one end of the rotating frame, the first pushing component is arranged on the other end of the rotating frame, the output end of the first pushing component penetrates through the rotating frame and is fixedly connected with the folding blade.

[0013] The folding assembly further comprises two blade locking units, and the two blade locking units are symmetrically arranged on the output end of the wind power generator set.

[0014] The blade locking unit comprises a rotating block and a plurality of self-locking electric push rods, the rotating block is arranged on one end of the movable blade, the movable blade is rotatably connected with the output end of the wind power generator set through the rotating block, the plurality of self-locking electric push rods are sequentially arranged on the output end of the wind power generator set, the movable blade has a limiting hole, and the output end of the self-locking electric push rod is matched with the limiting hole.

[0015] The folding assembly further comprises a photovoltaic panel driving unit arranged on the second rotating shaft.

[0016] The photovoltaic panel driving unit comprises an illumination sensor, a fixed block, a photovoltaic panel rotating part and two folding driving mechanisms, the illumination sensor is arranged on one side of the rotating photovoltaic panel, the fixed block is fixedly connected with the second rotating shaft and is sleeved on the outside of the second rotating shaft, the photovoltaic panel rotating part is arranged at one end of the fixed block, an output end of the photovoltaic panel rotating part is provided with the rotating photovoltaic panel, and two folding driving mechanisms are symmetrically arranged on the rotating photovoltaic panel, and two folding photovoltaic panels are arranged on the corresponding folding driving mechanisms.

[0017] The folding driving mechanism comprises a plurality of moving parts, a plurality of supporting frames and a plurality of second pushing parts, the plurality of moving parts are sequentially arranged on the other side of the rotating photovoltaic panel, the output ends of the plurality of moving parts are fixedly connected with one end of the corresponding supporting frame, the other end of the plurality of supporting frames is provided with the second pushing part, and the output end of the second pushing part is fixedly connected with the folding photovoltaic panel.

[0018] The application further provides a smart park hybrid power supply energy storage method, which adopts the smart park hybrid power supply energy storage device, and comprises the following steps:

[0019] The mobile box is moved to a power supply area of the smart park.

[0020] The lifting unit moves the first rotating shaft upwards, so that the rotating photovoltaic panel and the wind power generator set are moved to the outside of the mobile box.

[0021] The movable blades on the left and right sides of the output end of the wind power generator set are opened, and the fixed blades above and below are not moved.

[0022] The folding blades are folded and opened, so that the length of the movable blades and the fixed blades is increased.

[0023] The folding photovoltaic panels are stretched and opened to the two sides of the rotating photovoltaic panel, and meanwhile, the rotating photovoltaic panel is adjusted to a bright illumination area to generate electricity.

[0024] The wind power generator set and the photovoltaic panel are connected with the energy storage device through wires, and the generated electricity is stored.

[0025] This invention discloses a hybrid power supply and energy storage device and method for a smart park. The mobile box is moved to the power supply area of ​​the smart park. The movable blades on both sides of the output end of the wind turbine generator unfold, while the fixed blades on the top and bottom remain stationary, allowing the entire blade to unfold for wind power generation. At this time, the folding blades fold open, increasing the length of the movable and fixed blades and improving power generation efficiency. Then, the folding photovoltaic panels extend and open to both sides of the rotating photovoltaic panel, increasing the power generation area. Simultaneously, the rotating photovoltaic panel is adjusted to a bright lighting area for power generation, further improving power generation efficiency. The wind turbine generator and photovoltaic panels are connected to the energy storage device via wires, and the generated electricity is stored.

[0026] With the above-mentioned structural design, the wind turbine blades and solar photovoltaic panels can be extended when in use, and folded and stored when not in use, avoiding collisions and large-scale shaking during movement. The wind turbine blades and solar photovoltaic panels can also be stored in a mobile box to ensure safety, making the smart park hybrid power supply and energy storage device highly flexible. Attached Figure Description

[0027] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0028] Figure 1 This is a schematic diagram of the overall structure of the present invention.

[0029] Figure 2 This is a cross-sectional view of the entire invention.

[0030] Figure 3 This is the invention Figure 2 A sectional view along line AA.

[0031] Figure 4 This is the invention Figure 2 Enlarged view of the local structure at point B.

[0032] Figure 5 This is the invention Figure 3 Enlarged view of the local structure at point C.

[0033] Figure 6 This is a schematic diagram of the structure of the folding component of the present invention.

[0034] Figure 7 This is the invention Figure 6 Enlarged view of the local structure at point D.

[0035] Figure 8 This is the invention Figure 6 Enlarged view of the local structure at point E.

[0036] Figure 9 is a structural schematic diagram of a photovoltaic panel driving unit of the present application.

[0037] Figure 10 is a step flow chart of a smart park hybrid power supply energy storage method of the present application.

[0038] 1-wind power generator set, 2-first rotating shaft, 3-rotating photovoltaic panel, 4-second rotating shaft, 5-energy storage device, 6-moving box, 7-movable blade, 8-fixed blade, 9-folded blade, 10-folded photovoltaic panel, 11-lifting component, 12-connection frame, 13-first inner electromagnet, 14-first outer electromagnet, 15-rotating component, 16-telescopic connecting rod, 17-second inner electromagnet, 18-second outer electromagnet, 19-blade rotating component, 20-rotating frame, 21-first pushing component, 22-rotating block, 23-self-locking electric push rod, 24-limiting hole, 25-illumination sensor, 26-fixed block, 27-photovoltaic panel rotating component, 28-moving component, 29-support frame, 30-second pushing component. DETAILED DESCRIPTION

[0039] The embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, the embodiments described below by referring to the accompanying drawings are exemplary, and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0040] Please refer to Figures 1 to 9 , the present application provides a kind of smart park hybrid power supply energy storage device, including wind power generator set 1, first rotating shaft 2, rotating photovoltaic panel 3, second rotating shaft 4, energy storage device 5 and folding assembly, the folding assembly includes moving box 6, two movable blades 7, two fixed blades 8, four folded blades 9 and two folded photovoltaic panels 10, the folding assembly also includes lifting unit, the lifting unit includes lifting component 11, connection frame 12, first inner electromagnet 13 and first outer electromagnet 14, the folding assembly also includes power generation adjustment unit, the power generation adjustment unit includes rotating component 15, telescopic connecting rod 16, second inner electromagnet 17, second outer electromagnet 18, the folding assembly also includes four blade driving units, the blade driving unit includes blade rotating component 19, rotating frame 20 and first pushing component 21, the folding assembly also includes two blade locking units, the blade locking unit includes rotating block 22 and multiple self-locking electric push rods 23, the folding assembly also includes photovoltaic panel driving unit, the photovoltaic panel driving unit includes illumination sensor 25, fixed block 26, photovoltaic panel rotating component 27 and two folding driving mechanisms, the folding driving mechanism includes multiple moving components 28, multiple support frames 29 and multiple second pushing components 30.

[0041] The wind power generator set 1 is arranged above the first rotating shaft 2, the second rotating shaft 4 is arranged below the first rotating shaft 2, the rotating photovoltaic panel 3 is arranged on one side of the second rotating shaft 4, the energy storage device 5 is installed in the mobile box 6, two movable blades 7 and two fixed blades 8 are arranged in sequence at the output end of the wind power generator set 1, four folding blades 9 are arranged on the corresponding movable blades 7 and fixed blades 8 respectively, and two folding photovoltaic panels 10 are symmetrically arranged on the rotating photovoltaic panel 3. The mobile box 6 is moved to the power supply area of the smart park; the movable blades 7 on the left and right sides of the output end of the wind power generator set are opened, the fixed blades 8 above and below are not moved, so that the whole blade is unfolded, so as to facilitate wind power generation; at this time, the folding blades 9 are folded and opened, the length of the movable blades 7 and the fixed blades 8 is increased, and the power generation efficiency is improved; then the folding photovoltaic panels 10 are stretched and opened to the two sides of the rotating photovoltaic panel 3, the power generation area is increased, and at the same time the rotating photovoltaic panel 3 is adjusted to the bright light area for power generation, so as to improve the power generation efficiency; the wind power generator set 1 and the photovoltaic panel are connected with the energy storage device 5 through wires, and the generated electricity is stored.

[0042] Secondly, the lifting unit is arranged on the inner side wall of the mobile box 6; the lifting component 11 is arranged on the inner side wall of the mobile box 6, one end of the lifting component 11 is fixedly connected with the connecting frame 12, the other end of the connecting frame 12 is sleeved on the outside of the first rotating shaft 2, the first inner electromagnet 13 is fixedly connected with the first rotating shaft 2 and is sleeved on the outer wall of the first rotating shaft 2, the first outer electromagnet 14 is fixedly connected with the connecting frame 12 and is sleeved on the outer wall of the first inner electromagnet 13, and the first inner electromagnet 13 and the first outer electromagnet 14 are in sliding connection. The lifting component 11 is an electric sliding rail, the lifting component 11 is started to drive the connecting frame 12 to move, so that the first rotating shaft 2 moves up and down, and then drives the wind power generator set 1, the second rotating shaft 4 and the rotating photovoltaic panel 3 to adjust the up and down positions, so that they are all moved out of the mobile box 6 to generate electricity, the first inner electromagnet 13 and the first outer electromagnet 14 are electrified, and then they attract each other, at this time the first rotating shaft 2 can be fixed on the connecting frame 12, the first rotating shaft 2 cannot rotate, and then the wind power generator set 1 is fixed and limited; when the wind power generation angle needs to be adjusted, the two electromagnets are no longer attracted to each other, and then they can be rotated.

[0043] Meanwhile, the power generation adjusting unit is arranged inside the moving box 6; the rotating part 15 is arranged below the moving box 6, the output end of the rotating part 15 penetrates the moving box 6 and is fixedly connected with one end of the telescopic connecting rod 16, the other end of the telescopic connecting rod 16 is fixedly connected with the lower part of the second rotating shaft 4, the second inner electromagnet 17 is fixedly connected with the first rotating shaft 2 and is located between the first rotating shaft 2 and the second rotating shaft 4, the second outer electromagnet 18 is fixedly connected with the second rotating shaft 4 and is located between the first rotating shaft 2 and the second rotating shaft 4, the second outer electromagnet 18 is sleeved on the outer wall of the second inner electromagnet 17, and the second inner electromagnet 17 is in sliding connection with the second outer electromagnet 18. The rotating part 15 is a self-locking motor, the rotating part 15 is started, drives the second rotating shaft 4 to rotate through the connection of the telescopic connecting rod 16, meanwhile, the second inner electromagnet 17 and the second outer electromagnet 18 are electrified and attract each other, so that the first rotating shaft 2 and the second rotating shaft 4 are fixedly connected, at this time, the second rotating shaft 4 drives the first rotating shaft 2 to rotate together, when the wind power generator set 1 is adjusted to a position, the second inner electromagnet 17 and the second outer electromagnet 18 are de-energized, so that the second rotating shaft 4 no longer drives the first rotating shaft 2 to rotate, meanwhile, the first inner electromagnet 13 and the first outer electromagnet 14 limit and fix the first rotating shaft 2, at this time, the rotating part 15 continues to drive the first rotating shaft 2 to rotate, adjusts the position of the rotating photovoltaic panel 3, so that it is located in the best light area to generate electricity.

[0044] In addition, four blade driving units are arranged on the corresponding movable blades 7 and the corresponding fixed blades 8 respectively; the blade rotating part 19 is arranged on one side of the movable blade 7, the output end of the blade rotating part 19 is fixedly connected with one end of the rotating frame 20, the first pushing part 21 is arranged on the other end of the rotating frame 20, the output end of the first pushing part 21 penetrates the rotating frame 20 and is fixedly connected with the folding blade 9. The blade rotating part 19 is a self-locking motor, and the first pushing part 21 is a self-locking air cylinder; the blade rotating part 19 is started to drive the rotating frame 20 to rotate, so that the folding blade 9 is rotated and opened, then the first pushing part 21 is started to drive the folding blade 9 to move to one end of the movable blade 7 or the fixed blade 8, so as to form a complete fan blade, at this time, the self-locking air cylinder and the self-locking motor are self-locked and limited to avoid the loosening of the blade.

[0045] Then, two said blade locking units are symmetrically arranged at the output end of the wind turbine generator set 1; the rotating block 22 is arranged at one end of the movable blade 7, the movable blade 7 is rotatably connected with the output end of the wind turbine generator set 1 through the rotating block 22, a plurality of self-locking electric push rods 23 are sequentially arranged at the output end of the wind turbine generator set 1, the movable blade 7 has a limiting hole 24, and the output end of the self-locking electric push rod 23 is matched with the limiting hole 24. When the movable blade 7 on both sides of the output end of the wind turbine generator set 1 is used up and needs to be folded and stored, the folding blade 9 is folded first to reduce the blade area, then the self-locking electric push rod 23 is retracted, the output end is separated from the limiting hole 24, the limiting of the movable blade 7 is cancelled, at this time the movable blade 7 is rotated downward to fold and store, thereby reducing the area occupied by the wind turbine generator set 1 on both sides, so that it can be smoothly stored in the mobile box 6 for storage, so as to facilitate subsequent transportation and movement.

[0046] Again, the photovoltaic panel driving unit is arranged on the second rotating shaft 4; the light sensor 25 is arranged on one side of the rotating photovoltaic panel 3, the fixed block 26 is fixedly connected with the second rotating shaft 4 and is sleeved outside the second rotating shaft 4, the photovoltaic panel rotating part 27 is arranged at one end of the fixed block 26, the output end of the photovoltaic panel rotating part 27 is provided with the rotating photovoltaic panel 3, two folding driving mechanisms are symmetrically arranged on the rotating photovoltaic panel 3, and two folding photovoltaic panels 10 are arranged on the corresponding folding driving mechanisms respectively. The light sensor 25 can detect the light intensity, the second rotating shaft 4 continuously drives the fixed block 26 to rotate, the rotating photovoltaic panel 3 rotates, and the photovoltaic panel rotating part 27 also drives the rotating photovoltaic panel 3 to adjust the angle up and down, when the light intensity reaches the preset value, it indicates that the light intensity meets the photovoltaic power generation requirement, and the adjustment can be stopped at this time, at this time the folding driving mechanism is started to stretch and open the folding photovoltaic panel 10, and photovoltaic power generation is performed.

[0047] Furthermore, a plurality of moving parts 28 are sequentially arranged on the other side of the rotating photovoltaic panel 3, the output ends of the plurality of moving parts 28 are fixedly connected with one end of the corresponding support frame 29, the other ends of the plurality of support frames 29 are each provided with the second pushing part 30, and the output ends of the second pushing parts 30 are fixedly connected with the folding photovoltaic panel 10. The moving part 28 is an electric sliding rail, the moving part 28 is started to drive the support frame 29 to move, so that the second pushing part 30 moves, and then the folding photovoltaic panel 10 extends from the back of the rotating photovoltaic panel 3, at this time the second pushing part 30 is started to drive the folding photovoltaic panel 10 to move to one side of the rotating photovoltaic panel 3, and is spliced into a solar photovoltaic panel; the second pushing part 30 is a self-locking air cylinder.

[0048] When the smart park hybrid power supply energy storage device of the embodiment is used, the mobile box 6 is moved to the power supply area of the smart park; the movable blades 7 on the left and right sides of the output end of the wind power generator set are opened, and the fixed blades 8 above and below are not moved, so that the whole blade is unfolded to facilitate wind power generation; at this time, the folding blade 9 is folded and opened to increase the length of the movable blade 7 and the fixed blade 8 and improve the power generation efficiency; then the folding photovoltaic panel 10 is stretched and opened to the two sides of the rotating photovoltaic panel 3 to increase the power generation area, and at the same time, the rotating photovoltaic panel 3 is adjusted to the light bright area to generate electricity and improve the power generation efficiency; the wind power generator set 1 and the photovoltaic panel are connected with the energy storage device 5 through wires, and the generated electricity is stored;

[0049] Through the above structure, the blades of the wind power generator and the solar photovoltaic panel can be stretched when used, and the blades of the wind power generator and the solar photovoltaic panel can be folded and stored when not used, avoiding bumping and large shaking during movement, and the blades of the wind power generator and the solar photovoltaic panel can be stored in the mobile box 6 to ensure safety, so that the flexibility of the smart park hybrid power supply energy storage device is high.

[0050] Please refer to Figure 10 The application also provides a smart park hybrid power supply energy storage method, comprising the following steps:

[0051] S1: moving the mobile box 6 to the power supply area of the smart park;

[0052] S2: the lifting unit moves the first rotating shaft 2 upwards, so that the rotating photovoltaic panel 3 and the wind power generator set 1 move to the outside of the mobile box 6;

[0053] S3: the movable blades 7 on the left and right sides of the output end of the wind power generator set are opened, and the fixed blades 8 above and below are not moved;

[0054] S4: the folding blade 9 is folded and opened to increase the length of the movable blade 7 and the fixed blade 8;

[0055] S5: the folding photovoltaic panel 10 is stretched and opened to the two sides of the rotating photovoltaic panel 3, and at the same time, the rotating photovoltaic panel 3 is adjusted to the light bright area to generate electricity;

[0056] S6: the wind power generator set 1 and the photovoltaic panel are connected with the energy storage device 5 through wires, and the generated electricity is stored.

[0057] The moving box 6 is moved to the power supply area of the smart park; the lifting unit moves the first rotating shaft 2 upward, so that the rotating photovoltaic panel 3 and the wind power generator set 1 are moved outside the moving box 6; the movable blades 7 on the left and right sides of the output end of the wind power generator set are opened, the fixed blades 8 above and below are not moved; the folding blades 9 are folded and opened, the length of the movable blades 7 and the fixed blades 8 is increased; the folding photovoltaic panel 10 is stretched and opened to the two sides of the rotating photovoltaic panel 3, and at the same time the rotating photovoltaic panel 3 is adjusted to the light bright area to generate electricity; the wind power generator set 1 and the photovoltaic panel are connected with the energy storage device 5 through wires, and the generated electricity is stored.

[0058] The above disclosure is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of the rights of the present application. Those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the claims of the present application still belong to the scope covered by the present application.

Claims

1. A smart park hybrid power supply energy storage device, comprising a wind power generator, a first rotating shaft, a rotating photovoltaic panel, a second rotating shaft and an energy storage device, the wind power generator is arranged above the first rotating shaft, the second rotating shaft is arranged below the first rotating shaft, and the rotating photovoltaic panel is arranged on one side of the second rotating shaft, characterized in that it further comprises a folding assembly; the folding assembly comprises a moving box, two movable blades, two fixed blades, four folding blades and two folding photovoltaic panels, the energy storage device is installed in the moving box, two movable blades and two fixed blades are arranged in sequence at the output end of the wind power generator, four folding blades are arranged on the corresponding movable blades and fixed blades respectively, and two folding photovoltaic panels are symmetrically arranged on the rotating photovoltaic panel; the folding assembly further comprises a lifting unit, and the lifting unit is arranged on the inner side wall of the moving box; the lifting unit comprises a lifting component, a connecting frame, a first inner electromagnet and a first outer electromagnet, the lifting component is arranged on the inner side wall of the moving box, one end of the lifting component is fixedly connected with the connecting frame, the other end of the connecting frame is sleeved on the outside of the first rotating shaft, the first inner electromagnet is fixedly connected with the first rotating shaft and sleeved on the outer wall of the first rotating shaft, the first outer electromagnet is fixedly connected with the connecting frame and sleeved on the outer wall of the first inner electromagnet, and the first inner electromagnet and the first outer electromagnet are in sliding connection; the folding assembly further comprises a power generation adjustment unit, and the power generation adjustment unit is arranged in the moving box; the power generation adjustment unit comprises a rotating component, an extension connecting rod, a second inner electromagnet and a second outer electromagnet, the rotating component is arranged below the moving box, the output end of the rotating component penetrates through the moving box and is fixedly connected with one end of the extension connecting rod, the other end of the extension connecting rod is fixedly connected with the lower part of the second rotating shaft, the second inner electromagnet is fixedly connected with the first rotating shaft and located between the first rotating shaft and the second rotating shaft, the second outer electromagnet is fixedly connected with the second rotating shaft and located between the first rotating shaft and the second rotating shaft, the second outer electromagnet is sleeved on the outer wall of the second inner electromagnet, and the second inner electromagnet and the second outer electromagnet are in sliding connection.

2. The smart park hybrid power supply energy storage device according to claim 1, characterized in that the folding assembly further comprises four blade driving units, and the four blade driving units are arranged on the corresponding movable blades and the corresponding fixed blades respectively; the blade driving unit comprises a blade rotating component, a rotating frame and a first pushing component, the blade rotating component is arranged on one side of the movable blade, the output end of the blade rotating component is fixedly connected with one end of the rotating frame, the first pushing component is arranged on the other end of the rotating frame, the output end of the first pushing component penetrates through the rotating frame and is fixedly connected with the folding blade. ​ ​ 3.The hybrid power supply and energy storage device of the smart park of claim 2, wherein, the folding assembly further comprises two blade locking units, and the two blade locking units are symmetrically arranged at the output end of the wind turbine generator set; the blade locking unit comprises a rotating block and a plurality of self-locking electric push rods, the rotating block is arranged at one end of the movable blade, the movable blade is rotatably connected to the output end of the wind turbine generator set through the rotating block, and a plurality of self-locking electric push rods are sequentially arranged at the output end of the wind turbine generator set; the movable blade has a limiting hole, and the output end of the self-locking electric push rod is matched with the limiting hole. 4.The hybrid power supply and energy storage device of the smart park of claim 3, wherein, the folding assembly further comprises a photovoltaic panel driving unit, and the photovoltaic panel driving unit is arranged on the second rotating shaft; the photovoltaic panel driving unit comprises an illumination sensor, a fixed block, a photovoltaic panel rotating part, and two folding driving mechanisms, the illumination sensor is arranged on one side of the rotating photovoltaic panel, the fixed block is fixedly connected with the second rotating shaft and is sleeved outside the second rotating shaft, the photovoltaic panel rotating part is arranged at one end of the fixed block, the output end of the photovoltaic panel rotating part is provided with the rotating photovoltaic panel, and two folding driving mechanisms are symmetrically arranged on the rotating photovoltaic panel, and two folding photovoltaic panels are arranged on the corresponding folding driving mechanisms. 5.The hybrid power supply and energy storage device of the smart park of claim 4, wherein, the folding driving mechanism comprises a plurality of moving parts, a plurality of supporting frames, and a plurality of second push parts, a plurality of moving parts are sequentially arranged on the other side of the rotating photovoltaic panel, the output end of each moving part is fixedly connected with one end of the corresponding supporting frame, and the other end of each supporting frame is provided with the second push part, and the output end of the second push part is fixedly connected with the folding photovoltaic panel.

6. A smart park hybrid power supply energy storage method, adopting the smart park hybrid power supply energy storage device according to claim 1, characterized in that, comprising the following steps: moving the mobile box to the power supply area of the smart park; the lifting unit moves the first rotating shaft upward, so that the rotating photovoltaic panel and the wind turbine generator set move outside the mobile box; the movable blades on the left and right sides of the output end of the wind turbine generator set are opened, and the fixed blades above and below are not moved; the folding blades are folded and opened, increasing the length of the movable blades and the fixed blades; the folding photovoltaic panels are stretched and opened to both sides of the rotating photovoltaic panel, and the rotating photovoltaic panel is adjusted to the bright light area to generate electricity; the wind turbine generator set and the photovoltaic panel are connected with the energy storage device through wires, and the generated electricity is stored.

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