Integrated distributed energy storage device

Abstract

The invention provides an integrated distributed energy storage device which comprises a container, the top of the container is provided with a rotating bottom plate and a rotating driving mechanism for driving the rotating bottom plate to rotate, a pitching supporting frame is arranged above the rotating bottom plate, the bottom of the long side of the pitching supporting frame is hinged to the rotating bottom plate, and the bottom of the long side of the pitching supporting frame is hinged to the rotating bottom plate. A pitching driving hydraulic cylinder is arranged between the short side face of the pitching supporting frame and the rotating bottom plate, and a fixed photovoltaic panel is arranged at the top of the pitching supporting frame. Longitudinal pushing photovoltaic modules and transverse pushing photovoltaic modules are arranged in the pitching supporting frame in a layered mode. An energy storage module, a controller, a combiner box and an inverter are arranged in the container; the angle can be flexibly adjusted, the power generation efficiency is ensured, and the coverage area of the photovoltaic panel is increased.

Description

Technical Field

[0001] The present invention belongs to the technical field of photovoltaic energy storage, and in particular relates to an integrated distributed energy storage device. Background Art

[0002] The containerized photovoltaic power generation system is a common integrated distributed photovoltaic energy storage system. It has high flexibility and scalability and can be moved and adjusted according to actual needs.

[0003] In the prior art, the Chinese invention patent document with authorization announcement number CN109067313B discloses a battery-swap photovoltaic energy storage device; the Chinese invention patent document with authorization announcement number CN112208957B discloses an integrated intelligent storage and transportation container for finished grains with a self-generating device; the container only has photovoltaic power generation components on the top of the container, but the space on the top of the container is limited, the area of ​​the photovoltaic power generation components is small and the angle cannot be adjusted, which affects the power generation and efficiency.

[0004] The Chinese invention patent document with authorization announcement number CN116442832B discloses a photovoltaic wing-box mobile solar storage direct flexible super charging station, which can only adjust the pitch angle of the photovoltaic panel (solar panel) through the jacking mechanism, and the adjustment freedom is limited. In some cases, the container needs to be moved to ensure the power generation efficiency. In addition, the total area of ​​the photovoltaic panel is still relatively small compared to the container.

[0005] Therefore, it is necessary to design an integrated distributed energy storage device that can flexibly adjust the angle, ensure power generation efficiency, and increase the coverage area of ​​photovoltaic panels to solve the current technical problems. Summary of the invention

[0006] In view of the deficiencies in the prior art, the present invention provides an integrated distributed energy storage device that can flexibly adjust the angle, ensure power generation efficiency, and increase the coverage area of ​​photovoltaic panels.

[0007] The technical solution of the present invention is: an integrated distributed energy storage device, including a container, a rotating base plate and a rotating drive mechanism for driving the rotating base plate to rotate are arranged on the top of the container, a pitch support frame is arranged above the rotating base plate, the bottom of the long side of the pitch support frame is hinged to the rotating base plate, a pitch drive hydraulic cylinder is arranged between the short side of the pitch support frame and the rotating base plate, and a fixed photovoltaic panel is arranged on the top of the pitch support frame; the interior of the pitch support frame is layered with longitudinal push photovoltaic components and transverse push photovoltaic components; the interior of the container is provided with an energy storage module, a controller, a junction box and an inverter.

[0008] The pitch support frame comprises a bottom frame, a partition frame, and a top frame which are sequentially connected from bottom to top, a first space is provided between the partition frame and the top frame, and a second space is provided between the bottom frame and the partition frame; two groups of the horizontal push photovoltaic components are symmetrically arranged inside the first space, and two groups of the vertical push photovoltaic components are symmetrically arranged inside the second space.

[0009] The transverse pushing photovoltaic assembly includes a transverse pushing photovoltaic panel, which slides on the top of the partition frame along the long side direction of the pitch support frame. The partition frame is provided with a transverse pushing hydraulic cylinder for driving the transverse pushing photovoltaic panel to move back and forth. The two ends of the transverse pushing hydraulic cylinder are fixed on the top of the partition frame through a transverse pushing hydraulic cylinder support.

[0010] A guide seat corresponding to the two sides of the transverse push photovoltaic panel is arranged on the top of the partition frame, and a guide rod is slidably arranged inside the guide seat. The two sides of the end of the transverse push photovoltaic panel away from the guide seat are respectively connected to the ends of the two guide rods.

[0011] A supporting plate corresponding to the bottom of the transverse pushing photovoltaic panel is fixedly arranged on the side surface of the transverse pushing hydraulic cylinder support, and the transverse pushing photovoltaic panel is slidably arranged on the top of the supporting plate.

[0012] The longitudinal push photovoltaic panel assembly includes a support tube fixedly arranged on the top of the base frame, and the interior of the support tube is layered with a first longitudinal push photovoltaic panel and a second longitudinal push photovoltaic panel; both ends of the first longitudinal push photovoltaic panel are provided with a first longitudinal push hydraulic cylinder for driving the first longitudinal push photovoltaic panel to extend or retract from one end of the support tube; both ends of the second longitudinal push photovoltaic panel are provided with a second longitudinal push hydraulic cylinder for driving the second longitudinal push photovoltaic panel to extend or retract from the other end of the support tube.

[0013] The first longitudinal push hydraulic cylinder and the second longitudinal push hydraulic cylinder are both fixed inside the support tube through longitudinal push hydraulic cylinder supports, a partition is arranged between the first longitudinal push photovoltaic panel and the second longitudinal push photovoltaic panel, roller supports are arranged at the ends of the first longitudinal push photovoltaic panel and the second longitudinal push photovoltaic panel, and rollers are rotatably arranged on the roller supports.

[0014] The rotary drive mechanism comprises a slewing bearing inner ring fixedly arranged at the bottom of the rotating base plate, a slewing bearing outer ring is rotatably arranged outside the slewing bearing inner ring, the slewing bearing outer ring is fixedly arranged on the top of the container, and a driving component for driving the slewing bearing inner ring to rotate is arranged inside.

[0015] The driving assembly comprises a gear ring arranged inside the inner ring of the slewing bearing, a rotary driving gear is meshed on the gear ring, and a rotary driving motor is arranged on the rotary driving gear to drive the rotary driving gear to rotate.

[0016] One end of the pitch driving hydraulic cylinder is hinged to the short side of the pitch supporting frame, and the other end of the pitch driving hydraulic cylinder is hinged to one side of the rotating base plate.

[0017] Beneficial effects of the present invention: (1) In the present invention, the fixed photovoltaic panels, the longitudinally-pushing photovoltaic modules and the transversely-pushing photovoltaic modules are all arranged on the pitch support frame. By longitudinally-pushing photovoltaic modules and the photovoltaic panels in the transversely-pushing photovoltaic modules, the coverage area of ​​the photovoltaic panels can be increased, thereby improving the photovoltaic power generation efficiency. (2) The rotating base plate is driven to rotate by the rotary drive mechanism, so that the pitch support frame and the fixed photovoltaic panels, longitudinal photovoltaic modules, and transverse photovoltaic modules installed thereon can be rotated and adjusted in direction. At the same time, the pitch angle of the pitch support frame can be adjusted by the pitch drive hydraulic cylinder. The angle can be flexibly adjusted to keep the photovoltaic panels facing the sun, thereby ensuring power generation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is one of the structural schematic diagrams of the integrated distributed energy storage device in the present invention.

[0019] Figure 2 This is the second structural schematic diagram of the integrated distributed energy storage device in the present invention.

[0020] Figure 3 This is one of the structural schematic diagrams of the longitudinal photovoltaic module in the present invention.

[0021] Figure 4 This is the second structural schematic diagram of the longitudinal photovoltaic module in the present invention.

[0022] Figure 5 for Figure 4 Cross-section view at AA in the middle.

[0023] Figure 6 It is a schematic diagram of the structure of the horizontal push photovoltaic module in the present invention.

[0024] Figure 7 It is a structural schematic diagram of the rotary drive mechanism in the present invention. DETAILED DESCRIPTION

[0025] Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is not intended to be any limitation on the present invention and its application or use. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. These embodiments are provided to make the present invention thorough and complete and to fully express the scope of the present invention to those skilled in the art. It should be noted that unless otherwise specifically stated, the relative arrangement of the parts and steps, the composition of the materials, the numerical expressions and the numerical values ​​set forth in these embodiments should be interpreted as being merely exemplary and not as limitations.

[0026] The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different parts. The words "include" or "comprise" and similar words mean that the elements before the word include the elements listed after the word, and do not exclude the possibility of including other elements. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0027] like Figures 1 to 7 As shown, the integrated distributed energy storage device includes a container 1, a rotating bottom plate 2 and a rotating drive mechanism 6 for driving the rotating bottom plate 2 to rotate are arranged on the top of the container 1, a pitch support frame 3 is arranged above the rotating bottom plate 2, the bottom of the long side of the pitch support frame 3 is hinged to the rotating bottom plate 2, a pitch drive hydraulic cylinder 31 is arranged between the short side of the pitch support frame 3 and the rotating bottom plate 2, and a fixed photovoltaic panel 7 is arranged on the top of the pitch support frame 3; the interior of the pitch support frame 3 is layered with longitudinal push photovoltaic components 4 and transverse push photovoltaic components 5; the interior of the container 1 is provided with an energy storage module, a controller, a junction box and an inverter; in this embodiment In the example, the fixed photovoltaic panel 7, the longitudinal push photovoltaic assembly 4 and the transverse push photovoltaic assembly 5 are all arranged on the pitch support frame 3. The photovoltaic panels in the longitudinal push photovoltaic assembly 4 and the transverse push photovoltaic assembly 5 can increase the coverage area of ​​the photovoltaic panels and improve the photovoltaic power generation efficiency; the rotating base plate 2 is driven to rotate by the rotating drive mechanism 6, so that the pitch support frame 3 and the fixed photovoltaic panels 7, the longitudinal push photovoltaic assembly 4 and the transverse push photovoltaic assembly 5 arranged thereon can be rotated and adjusted in direction, and at the same time, the pitch angle of the pitch support frame 3 can be adjusted by the pitch drive hydraulic cylinder 31, and the angle can be flexibly adjusted to keep the photovoltaic panels facing the sun, thereby ensuring the power generation efficiency.

[0028] In some embodiments, the pitch support frame 3 has a base frame 31, a partition frame 33, and a top frame 32 connected together from bottom to top in sequence, with a first space 34 between the partition frame 33 and the top frame 32, and a second space 35 between the base frame 31 and the partition frame 33; two groups of horizontal push photovoltaic components 5 are symmetrically arranged inside the first space 34, and two groups of vertical push photovoltaic components 4 are symmetrically arranged inside the second space 35; the horizontal push photovoltaic components 5 and the vertical push photovoltaic components 4 are layeredly arranged inside the pitch support frame 3, with a reasonable design, and fully utilizing the internal space of the pitch support frame 3.

[0029] In some embodiments, Figure 6 As shown, the transverse pushing photovoltaic assembly 5 includes a transverse pushing photovoltaic panel 51, which slides on the top of the partition frame 33 along the long side direction of the pitch support frame 3. The partition frame 33 is provided with a transverse pushing hydraulic cylinder 55 for driving the transverse pushing photovoltaic panel 51 to move back and forth. The two ends of the transverse pushing hydraulic cylinder 55 are fixed on the top of the partition frame 33 by a transverse pushing hydraulic cylinder support 56. By controlling the extension and retraction of the transverse pushing hydraulic cylinder 55, the transverse pushing photovoltaic panel 51 can be driven to extend or retract from the two ends of the pitch support frame 3.

[0030] In some embodiments, a guide seat 52 corresponding to the two sides of the horizontally pushed photovoltaic panel 51 is provided on the top of the partition frame 33, and a guide rod 53 is slidably provided inside the guide seat 52. The ends of the horizontally pushed photovoltaic panel 51 facing away from the guide seat 52 are respectively connected to the ends of the two guide rods 53. The ends of the horizontally pushed photovoltaic panel 51 are slidably connected with the guide seat 52 through the guide rod 53, thereby providing stable sliding support for the horizontally pushed photovoltaic panel 51.

[0031] In some embodiments, a support plate 57 corresponding to the bottom of the horizontal pushing photovoltaic panel 51 is fixedly provided on the side of the horizontal pushing hydraulic cylinder support 56, and the support plate 57 is welded and fixed to the side of the horizontal pushing hydraulic cylinder support 56. The horizontal pushing photovoltaic panel 51 is slidably set on the top of the support plate 57. The bottom of both sides of the horizontal pushing photovoltaic panel 51 is supported by the support plate 57, thereby further improving the sliding stability of the horizontal pushing photovoltaic panel 51.

[0032] In some embodiments, Figures 3 to 5As shown, the longitudinal push photovoltaic panel assembly 4 includes a support tube 41 fixedly arranged on the top of the base frame 31, and the interior of the support tube 41 is layered with a first longitudinal push photovoltaic panel 45 and a second longitudinal push photovoltaic panel 46; both ends of the first longitudinal push photovoltaic panel 45 are provided with a first longitudinal push hydraulic cylinder 43 for driving the first longitudinal push photovoltaic panel 45 to extend or retract from one end of the support tube 41; both ends of the second longitudinal push photovoltaic panel 46 are provided with a second longitudinal push hydraulic cylinder 44 for driving the second longitudinal push photovoltaic panel 46 to extend or retract from the other end of the support tube 41; the first longitudinal push hydraulic cylinder 43 and the second longitudinal push hydraulic cylinder 44 are respectively used to control the first longitudinal push photovoltaic panel 45 and the second longitudinal push photovoltaic panel 46 to extend or retract from the two ends of the support tube 41; the modular design of the longitudinal push photovoltaic panel assembly 4 can be directly disassembled and replaced when a fault occurs.

[0033] In some embodiments, the first longitudinal push hydraulic cylinder 43 and the second longitudinal push hydraulic cylinder 44 are fixed inside the support tube 41 through the longitudinal push hydraulic cylinder support 49, and a partition 42 is arranged between the first longitudinal push photovoltaic panel 45 and the second longitudinal push photovoltaic panel 46, and roller supports 48 are arranged at the ends of the first longitudinal push photovoltaic panel 45 and the second longitudinal push photovoltaic panel 46, and rollers 47 are rotatably arranged on the roller supports 48, and the end of the first longitudinal push photovoltaic panel 45 slides on the top of the partition 42 through the roller 47, thereby realizing the end support of the first longitudinal push photovoltaic panel 45, and the end of the second longitudinal push photovoltaic panel 46 slides on the inner bottom of the support tube 41 through the roller 47, thereby realizing the end support of the second longitudinal push photovoltaic panel 46.

[0034] In some embodiments, Figure 7 As shown, the rotating drive mechanism 6 has a slewing bearing inner ring 61 fixedly arranged at the bottom of the rotating base plate 2, a slewing bearing outer ring 62 is rotatably arranged outside the slewing bearing inner ring 61, the slewing bearing outer ring 62 is fixedly arranged on the top of the container 1, and a driving component for driving the slewing bearing inner ring 61 to rotate is arranged inside the slewing bearing inner ring 61. The driving component drives the slewing bearing inner ring 61 to rotate, and the slewing bearing inner ring 61 drives the rotating base plate 2 to rotate, thereby realizing the orientation adjustment of the pitch support frame 3 and the fixed photovoltaic panels 7, the longitudinal push photovoltaic components 4, and the transverse push photovoltaic components 5 arranged thereon.

[0035] In some embodiments, the driving assembly has a ring gear 65 arranged on the inner side of the slewing bearing inner ring 61, and a rotary driving gear 63 is meshed on the ring gear 65. The rotary driving gear 63 is provided with a rotary driving motor 64 for driving the rotary driving gear 63 to rotate. The rotary driving motor 64 drives the rotary driving gear 63 to rotate, and the rotary driving gear 63 drives the slewing bearing inner ring 61 to rotate inside the slewing bearing outer ring 62.

[0036] In some embodiments, one end of the pitch driving hydraulic cylinder 31 is hinged to the short side of the pitch supporting frame 3 , and the other end of the pitch driving hydraulic cylinder 31 is hinged to one side of the rotating base plate 2 .

[0037] So far, various embodiments of the present invention have been described in detail. In order to avoid obscuring the concept of the present invention, some details known in the art are not described. Based on the above description, those skilled in the art can fully understand how to implement the technical solution disclosed here.

[0038] The above-mentioned embodiments only express some implementation methods of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the invention patent. It should be pointed out that for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent of the present invention shall be based on the attached claims.

Claims

1. An integrated distributed energy storage device, characterized in that: It comprises a container, a rotating base plate and a rotating drive mechanism for driving the rotating base plate to rotate are arranged on the top of the container, a pitch support frame is arranged above the rotating base plate, the bottom of the long side of the pitch support frame is hinged to the rotating base plate, a pitch drive hydraulic cylinder is arranged between the short side of the pitch support frame and the rotating base plate, and a fixed photovoltaic panel is arranged on the top of the pitch support frame; longitudinal push photovoltaic components and transverse push photovoltaic components are arranged in layers inside the pitch support frame; energy storage modules, a controller, a junction box and an inverter are arranged inside the container.

2. The integrated distributed energy storage device according to claim 1, characterized in that: The pitch support frame comprises a bottom frame, a partition frame, and a top frame which are sequentially connected from bottom to top, a first space is provided between the partition frame and the top frame, and a second space is provided between the bottom frame and the partition frame; two groups of the horizontal push photovoltaic components are symmetrically arranged inside the first space, and two groups of the vertical push photovoltaic components are symmetrically arranged inside the second space.

3. The integrated distributed energy storage device according to claim 2, characterized in that: The transverse pushing photovoltaic assembly includes a transverse pushing photovoltaic panel, which slides on the top of the partition frame along the long side direction of the pitch support frame. The partition frame is provided with a transverse pushing hydraulic cylinder for driving the transverse pushing photovoltaic panel to move back and forth. The two ends of the transverse pushing hydraulic cylinder are fixed on the top of the partition frame through a transverse pushing hydraulic cylinder support.

4. The integrated distributed energy storage device according to claim 3, characterized in that: A guide seat corresponding to the two sides of the transverse push photovoltaic panel is arranged on the top of the partition frame, and a guide rod is slidably arranged inside the guide seat. The two sides of the end of the transverse push photovoltaic panel away from the guide seat are respectively connected to the ends of the two guide rods.

5. The integrated distributed energy storage device according to claim 3, characterized in that: A supporting plate corresponding to the bottom of the transverse pushing photovoltaic panel is fixedly arranged on the side surface of the transverse pushing hydraulic cylinder support, and the transverse pushing photovoltaic panel is slidably arranged on the top of the supporting plate.

6. The integrated distributed energy storage device according to claim 2, characterized in that: The longitudinal push photovoltaic panel assembly comprises a support tube fixedly arranged on the top of the base frame, wherein a first longitudinal push photovoltaic panel and a second longitudinal push photovoltaic panel are arranged in layers inside the support tube; both ends of the first longitudinal push photovoltaic panel are provided with a first longitudinal push hydraulic cylinder for driving the first longitudinal push photovoltaic panel to extend or retract from one end of the support tube; Second longitudinal push hydraulic cylinders for driving the second longitudinal push photovoltaic panel to extend or retract from the other end of the support tube are arranged at both ends of the second longitudinal push photovoltaic panel.

7. The integrated distributed energy storage device according to claim 6, characterized in that: The first longitudinal push hydraulic cylinder and the second longitudinal push hydraulic cylinder are both fixed inside the support tube through longitudinal push hydraulic cylinder supports, a partition is arranged between the first longitudinal push photovoltaic panel and the second longitudinal push photovoltaic panel, roller supports are arranged at the ends of the first longitudinal push photovoltaic panel and the second longitudinal push photovoltaic panel, and rollers are rotatably arranged on the roller supports.

8. The integrated distributed energy storage device according to claim 1, characterized in that: The rotary drive mechanism comprises a slewing bearing inner ring fixedly arranged at the bottom of the rotating base plate, a slewing bearing outer ring is rotatably arranged outside the slewing bearing inner ring, the slewing bearing outer ring is fixedly arranged on the top of the container, and a driving component for driving the slewing bearing inner ring to rotate is arranged inside.

9. The integrated distributed energy storage device according to claim 8, characterized in that: The driving assembly comprises a gear ring arranged inside the inner ring of the slewing bearing, a rotary driving gear is meshed on the gear ring, and a rotary driving motor is arranged on the rotary driving gear to drive the rotary driving gear to rotate.

10. The integrated distributed energy storage device according to claim 1, characterized in that: One end of the pitch driving hydraulic cylinder is hinged to the short side of the pitch supporting frame, and the other end of the pitch driving hydraulic cylinder is hinged to one side of the rotating base plate.

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