Photovoltaic power storage device

Abstract

The utility model discloses a photovoltaic power storage device which comprises a cell panel, a plurality of junction boxes are installed on the front face of the cell panel, an installation plate is fixedly connected to the outer wall of the cell panel, and a power storage device is arranged on the front face of the cell panel. The electrical storage device comprises a battery, a cast aluminum upper shell, a switch, a photovoltaic plug, a lower pressing piece, an XT60 terminal sealing cover, an XT60 terminal female head, a control panel, a metal plate upper shell, a metal plate lower shell, a connecting hole and a cast aluminum lower shell. The utility model relates to the technical field of photovoltaic power storage, through the cooperation among a metal plate upper shell, a metal plate lower shell and an XT60 terminal female head, a cast aluminum upper shell and a cast aluminum lower shell are fixedly connected on a mounting plate on the outer wall of a cell panel, the metal plate upper shell is fixedly connected between the cast aluminum upper shell and the cast aluminum lower shell, the inner wall of the metal plate upper shell is provided with a mounting groove, and the mounting groove is fixedly connected with the XT60 terminal female head. The battery can be embedded into the inner wall of the mounting groove and can be prevented from shaking, and the lower metal plate shell arranged on the front face of the battery is fixedly connected to the outer wall of the upper metal plate shell through bolts.

Description

Technical Field

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

[0002] Analyzing the core role of photovoltaic batteries in green energy solutions from a professional perspective, with the increasingly severe global energy transformation and climate change issues, photovoltaic power generation, as a clean and renewable energy source, has attracted more and more attention from governments and markets around the world. In a photovoltaic power generation system, the battery plays a crucial role and is of great significance for improving the stability and practicality of the system.

[0003] Common existing photovoltaic energy storage devices include lead-acid batteries, lithium-ion batteries, sodium-sulfur batteries, etc. Different batteries can be selected according to the usage environment, and the photovoltaic energy storage device is convenient for people to carry and can be used during outdoor travel or operations in remote areas.

[0004] However, the existing photovoltaic energy storage only uses a single integrated outer shell for assembly, which poses certain safety hazards when used outdoors. Moreover, the number of connection ports on the existing photovoltaic energy storage device is too small to meet people's needs. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a photovoltaic energy storage device, which solves the problems that only a single integrated outer shell is used for assembly in terms of protection, there are certain safety hazards when using photovoltaic energy storage outdoors, and the number of connection ports on the existing photovoltaic energy storage device is too small to meet people's needs.

[0006] To achieve the above object, the utility model is realized by the following technical solutions: A photovoltaic power storage device includes a battery panel, on the front of which a plurality of junction boxes are installed. An installation plate is fixedly connected to the outer wall of the battery panel. A power storage device is arranged on the front of the battery panel. The power storage device includes a battery, an aluminum casting upper shell, a switch, a photovoltaic plug, a pressing piece, an XT60 terminal sealing cover, an XT60 terminal female head, a control board, a sheet metal upper shell, a sheet metal lower shell, a connection hole and an aluminum casting lower shell. The aluminum casting upper shell and the aluminum casting lower shell are respectively fixedly connected to the upper and lower sides of the installation plate. A sheet metal upper shell is fixedly connected between the aluminum casting upper shell and the aluminum casting lower shell. The back of the sheet metal upper shell is fixedly connected to the front of the battery panel. A switch is installed on the front of the aluminum casting upper shell. Photovoltaic plugs are installed on both sides of the aluminum casting upper shell. A battery is installed on the front of the sheet metal upper shell. A sheet metal lower shell is attached to the front of the battery. Control boards are installed on both sides of the outer wall of the battery. The battery and the control boards are fixedly connected through the connection hole. A plurality of pressing pieces are fixedly connected to the back of the control board. XT60 terminal female heads are installed on both sides of the outer wall of the sheet metal lower shell. The back of the XT60 terminal female head is provided with an XT60 terminal sealing cover which is rotatably connected to the side of the sheet metal lower shell through a pin shaft.

[0007] Preferably, installation grooves are formed on both the upper and lower sides of the front of the sheet metal upper shell, and the outer wall of the battery is embedded in the inner wall of the installation grooves.

[0008] Preferably, fixing holes are formed on both the outer wall of the installation grooves and the sheet metal lower shell, and the sheet metal upper shell and the sheet metal lower shell are fixedly connected by bolts.

[0009] Preferably, the pressing piece is fixedly connected to the front of the sheet metal upper shell through a fixing bolt.

[0010] Preferably, a positive pole mark and a negative pole mark are respectively arranged on both sides of the switch, and the positive pole mark and the negative pole mark respectively correspond to the photovoltaic plugs on both sides of the aluminum casting upper shell.

[0011] Preferably, a plurality of grooves are formed on the front of the sheet metal upper shell, and a plurality of plates are fixedly connected to both sides of the outer wall of the sheet metal lower shell. Each plate is inserted into the inner wall of the groove.

[0012] Beneficial effects

[0013] The utility model provides a photovoltaic energy storage device, which has the following beneficial effects: through the cooperation among the sheet metal upper shell, the sheet metal lower shell and the female XT60 terminal, the cast aluminum upper shell and the cast aluminum lower shell are fixedly connected to the mounting plate on the outer wall of the battery panel, and a sheet metal upper shell is fixedly connected between the cast aluminum upper shell and the cast aluminum lower shell. An installation groove is formed in the inner wall of the sheet metal upper shell, and the battery can be embedded into the inner wall of the installation groove, which can prevent the battery from shaking. The sheet metal lower shell arranged on the front surface of the battery is fixedly connected to the outer wall of the sheet metal upper shell through bolts. The sheet metal upper shell and the sheet metal lower shell can fully protect the internal battery. The cast aluminum upper shell and the cast aluminum lower shell can prevent the battery from short - circuiting due to a humid environment. The female XT60 terminal can connect various different external devices to meet the usage needs of personnel. When no device is connected, the XT60 terminal sealing cover can prevent dust from entering the inside of the female XT60 terminal.

[0014] Through the cooperation among the plate, the groove and the sheet metal upper shell, after the sheet metal lower shell is buckled on the front surface of the sheet metal upper shell, multiple plates on both sides of the sheet metal lower shell can be inserted into the inner wall of the groove. Because of the shape of the plate design, ventilation holes are reserved after the sheet metal upper shell and the sheet metal lower shell are fixed, which can prevent the internal battery from overheating. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a schematic structural diagram of the utility model;

[0016] Figure 2 is a front view of the utility model;

[0017] Figure 3 is Figure 1 a schematic structural diagram of the switch, the sheet metal upper shell and the sheet metal lower shell in

[0018] Figure 4 is Figure 1 a schematic structural diagram of the control board, the sheet metal lower shell and the sheet metal upper shell in

[0019] In the figure: 1. Battery panel; 2. Battery; 3. Cast aluminum upper shell; 4. Switch; 5. Photovoltaic plug; 6. Junction box; 7. Pressing piece; 8. XT60 terminal sealing cover; 9. Female XT60 terminal; 10. Control board; 11. Sheet metal upper shell; 12. Sheet metal lower shell; 13. Positive pole mark; 14. Negative pole mark; 15. Installation groove; 16. Connection hole; 17. Fixing hole; 18. Fixing bolt; 19. Groove; 20. Plate; 21. Cast aluminum lower shell; 22. Mounting plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0021] In the existing photovoltaic energy storage, only a single integrated outer shell is used for assembly in terms of protection. When using photovoltaic energy storage in the wild, there are certain safety hazards. Moreover, the number of connection ports provided on the existing photovoltaic energy storage device is too small to meet the needs of users.

[0022] In view of this, the present utility model provides a photovoltaic energy storage device. Through the cooperation among a sheet metal upper shell, a sheet metal lower shell, and an XT60 terminal female head, a cast aluminum upper shell and a cast aluminum lower shell are fixedly connected to the mounting plate on the outer wall of the battery panel. And a sheet metal upper shell is fixedly connected between the cast aluminum upper shell and the cast aluminum lower shell. An installation groove is provided on the inner wall of the sheet metal upper shell, and the battery can be embedded into the inner wall of the installation groove, which can prevent the battery from shaking. The sheet metal lower shell provided on the front surface of the battery is fixedly connected to the outer wall of the sheet metal upper shell through bolts. The sheet metal upper shell and the sheet metal lower shell can fully protect the internal battery. The cast aluminum upper shell and the cast aluminum lower shell can prevent the battery from short-circuiting due to a humid environment. The XT60 terminal female head can connect various different external devices to meet the usage needs of users. When no device is connected, the XT60 terminal sealing cover can prevent dust from entering the inside of the XT60 terminal female head.

[0023] Those skilled in the art shall connect the components in this case in sequence. For the specific connection and operation sequence, reference should be made to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0024] Embodiment 1: Consisting of Figures 1-4It can be known that a photovoltaic energy storage device includes a battery panel 1. A plurality of junction boxes 6 are installed on the front of the battery panel 1. An installation plate 22 is fixedly connected to the outer wall of the battery panel 1. A power storage device is arranged on the front of the battery panel 1. The power storage device includes a battery 2, an aluminum casting upper shell 3, a switch 4, a photovoltaic plug 5, a pressing piece 7, an XT60 terminal sealing cover 8, an XT60 terminal female head 9, a control board 10, a sheet metal upper shell 11, a sheet metal lower shell 12, a connection hole 16 and an aluminum casting lower shell 21. The aluminum casting upper shell 3 and the aluminum casting lower shell 21 are respectively fixedly connected to the upper and lower sides of the installation plate 22. A sheet metal upper shell 11 is fixedly connected between the aluminum casting upper shell 3 and the aluminum casting lower shell 21. The battery 2 is installed on the front of the sheet metal upper shell 11. The back of the sheet metal upper shell 11 is fixedly connected to the front of the battery panel 1. The switch 4 is installed on the front of the aluminum casting upper shell 3 to control the operation of the battery 2 through the switch 4. Photovoltaic plugs 5 are installed on both sides of the aluminum casting upper shell 3. The battery 2 is installed on the front of the sheet metal upper shell 11. A sheet metal lower shell 12 is attached to the front of the battery 2. Control boards 10 are installed on both sides of the outer wall of the battery 2. The battery 2 and the control boards 10 are fixedly connected through the connection hole 16. A plurality of pressing pieces 7 are fixedly connected to the back of the control boards 10. XT60 terminal female heads 9 are installed on both sides of the outer wall of the sheet metal lower shell 12. An XT60 terminal sealing cover 8 rotatably connected to the side of the sheet metal lower shell 12 through a pin shaft is arranged on the back of the XT60 terminal female head 9. The models of the control boards 10 and the XT60 terminal female heads 9 are not specifically described herein;

[0025] In the specific implementation process, it is particularly worth noting that the aluminum casting upper shell 3 and the aluminum casting lower shell 21 are fixedly connected to the installation plate 22 on the outer wall of the battery panel 1, and a sheet metal upper shell 11 is fixedly connected between the aluminum casting upper shell 3 and the aluminum casting lower shell 21. An installation groove 15 is provided on the inner wall of the sheet metal upper shell 11. The battery 2 can be embedded into the inner wall of the installation groove 15, which can prevent the battery 2 from shaking. The sheet metal lower shell 12 arranged on the front of the battery 2 is fixedly connected to the outer wall of the sheet metal upper shell 11 through bolts. The sheet metal upper shell 11 and the sheet metal lower shell 12 can fully protect the internal battery 2. The aluminum casting upper shell 3 and the aluminum casting lower shell 21 can prevent the battery 2 from short - circuiting due to a humid environment. The XT60 terminal female head 9 can connect various different external devices to meet the usage requirements of personnel. When the device is not connected, the XT60 terminal sealing cover 8 can prevent dust from entering the interior of the XT60 terminal female head 9;

[0026] Furthermore, installation grooves 15 are provided on both the upper and lower sides of the front of the sheet metal upper shell 11, and the outer wall of the battery 2 is embedded into the inner wall of the installation groove 15;

[0027] In the specific implementation process, it is particularly worth noting that the outer wall of the battery 2 is embedded into the inner wall of the installation groove 15, which can prevent the battery 2 from being damaged due to shaking during transportation;

[0028] Further, fixing holes 17 are provided on the outer walls of both the installation groove 15 and the sheet metal lower shell 12, and the sheet metal upper shell 11 and the sheet metal lower shell 12 are fixedly connected by bolts;

[0029] In the specific implementation process, it is particularly worth noting that the sheet metal upper shell 11 and the sheet metal lower shell 12 are fixed by bolts, and the sheet metal upper shell 11 and the sheet metal lower shell 12 can be disassembled when necessary, which is convenient for later inspection and maintenance;

[0030] Further, the pressing piece 7 is fixedly connected to the front of the sheet metal upper shell 11 by a fixing bolt 18;

[0031] In the specific implementation process, it is particularly worth noting that control boards 10 are fixedly connected to both sides of the outer wall of the battery 2, and a pressing piece 7 is fixedly connected to the back of the control board 10 and fixed to the front of the sheet metal upper shell 11 by a fixing bolt 18, so as to further fix the battery 2 and play a protective role for the battery 2;

[0032] Specifically, when using this photovoltaic energy storage device, the cast aluminum upper shell 3 and the cast aluminum lower shell 21 are fixedly connected to the mounting plate 22 on the outer wall of the battery panel 1, and a sheet metal upper shell 11 is fixedly connected between the cast aluminum upper shell 3 and the cast aluminum lower shell 21. An installation groove 15 is provided on the inner wall of the sheet metal upper shell 11, and the battery 2 can be embedded into the inner wall of the installation groove 15 to prevent the battery 2 from shaking. The sheet metal lower shell 12 arranged on the front of the battery 2 is fixedly connected to the outer wall of the sheet metal upper shell 11 by bolts. The sheet metal upper shell 11 and the sheet metal lower shell 12 can fully protect the internal battery 2. The cast aluminum upper shell 3 and the cast aluminum lower shell 21 can prevent the battery 2 from short - circuiting due to a humid environment. The XT60 terminal female head 9 can connect various different external devices to meet the usage requirements of personnel. When not connecting devices, the XT60 terminal sealing cover 8 can prevent dust from entering the inside of the XT60 terminal female head 9. The outer wall of the battery 2 is embedded into the inner wall of the installation groove 15 to prevent the battery 2 from being damaged due to shaking during transportation. The sheet metal upper shell 11 and the sheet metal lower shell 12 are fixed by bolts, and the sheet metal upper shell 11 and the sheet metal lower shell 12 can be disassembled when necessary, which is convenient for later inspection and maintenance. Control boards 10 are fixedly connected to both sides of the outer wall of the battery 2, and a pressing piece 7 is fixedly connected to the back of the control board 10 and fixed to the front of the sheet metal upper shell 11 by a fixing bolt 18, so as to further fix the battery 2 and play a protective role for the battery 2.

[0033] Embodiment Two: As Figures 1-4 can be seen, a positive - pole mark 13 and a negative - pole mark 14 are respectively arranged on both sides of the switch 4, and the positive - pole mark 13 and the negative - pole mark 14 respectively correspond to the photovoltaic plugs 5 on both sides of the cast aluminum upper shell 3;

[0034] In the specific implementation process, it is particularly worth noting that the positive pole mark 13 and the negative pole mark 14 set at the corresponding position of the photovoltaic plug 5 can enable personnel to clearly see the positive and negative poles of the photovoltaic plug 5, so as to correctly connect the circuit;

[0035] Furthermore, a plurality of grooves 19 are formed on the front surface of the sheet metal upper shell 11, and a plurality of plates 20 are fixedly connected to both sides of the outer wall of the sheet metal lower shell 12, and each plate 20 is inserted into the inner wall of the groove 19;

[0036] In the specific implementation process, it is particularly worth noting that after the sheet metal lower shell 12 is buckled on the front surface of the sheet metal upper shell 11, the plurality of plates 20 on both sides of the sheet metal lower shell 12 can be inserted into the inner wall of the groove 19. Because of the designed shape of the plates 20, ventilation holes are reserved after the sheet metal upper shell 11 and the sheet metal lower shell 12 are fixed, which can prevent the internal battery 2 from overheating;

[0037] Specifically, on the basis of the above-mentioned Embodiment 1, the positive pole mark 13 and the negative pole mark 14 set at the corresponding position of the photovoltaic plug 5 can enable personnel to clearly see the positive and negative poles of the photovoltaic plug 5, so as to correctly connect the circuit. After the sheet metal lower shell 12 is buckled on the front surface of the sheet metal upper shell 11, the plurality of plates 20 on both sides of the sheet metal lower shell 12 can be inserted into the inner wall of the groove 19. Because of the designed shape of the plates 20, ventilation holes are reserved after the sheet metal upper shell 11 and the sheet metal lower shell 12 are fixed, which can prevent the internal battery 2 from overheating.

[0038] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or also includes elements inherent to such process, method, article or device. Without further limitation. An element defined by the statement "comprising an..." does not exclude the existence of additional identical elements in the process, method, article or device including the element.

[0039] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "setting", "connection", "fixation", "swivel connection" and the like shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two components or the interaction relationship between two components. Unless otherwise clearly limited, for those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0040] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A photovoltaic energy storage device, comprising a battery panel (1), characterized in that: A plurality of junction boxes (6) are installed on the front surface of the solar panel (1). An installation plate (22) is fixedly connected to the outer wall of the solar panel (1), and a power storage device is arranged on the front surface of the solar panel (1). The power storage device includes a battery (2), an aluminum casting upper shell (3), a switch (4), a photovoltaic plug (5), a pressing sheet (7), an XT60 terminal sealing cover (8), an XT60 terminal female head (9), a control board (10), a sheet metal upper shell (11), a sheet metal lower shell (12), a connection hole (16), and an aluminum casting lower shell (21). The aluminum casting upper shell (3) and the aluminum casting lower shell (21) are respectively fixedly connected to the upper and lower sides of the installation plate (22). A sheet metal upper shell (11) is fixedly connected between the aluminum casting upper shell (3) and the aluminum casting lower shell (21). The back surface of the sheet metal upper shell (11) is fixedly connected to the front surface of the solar panel (1). A switch (4) is installed on the front surface of the aluminum casting upper shell (3). Photovoltaic plugs (5) are installed on both sides of the aluminum casting upper shell (3). A battery (2) is installed on the front surface of the sheet metal upper shell (11). A sheet metal lower shell (12) is attached to the front surface of the battery (2). Control boards (10) are installed on both sides of the outer wall of the battery (2). The battery (2) and the control boards (10) are fixedly connected through connection holes (16). A plurality of pressing sheets (7) are fixedly connected to the back surface of the control boards (10). XT60 terminal female heads (9) are installed on both sides of the outer wall of the sheet metal lower shell (12). The back surface of the XT60 terminal female head (9) is provided with an XT60 terminal sealing cover (8) rotatably connected to the side surface of the sheet metal lower shell (12) through a pin shaft.

2. The photovoltaic energy storage device according to claim 1, wherein: Installation grooves (15) are respectively opened on the upper and lower sides of the front surface of the sheet metal upper shell (11). The outer wall of the battery (2) is embedded in the inner wall of the installation groove (15).

3. A photovoltaic energy storage device according to claim 2, characterized in that: Fixing holes (17) are opened on the outer walls of the installation groove (15) and the sheet metal lower shell (12), and the sheet metal upper shell (11) and the sheet metal lower shell (12) are fixedly connected by bolts.

4. A photovoltaic energy storage device according to claim 1, characterized in that: The pressing sheet (7) is fixedly connected to the front surface of the sheet metal upper shell (11) through a fixing bolt (18).

5. A photovoltaic energy storage device according to claim 1, characterized in that: A positive pole mark (13) and a negative pole mark (14) are respectively arranged on both sides of the switch (4), and the positive pole mark (13) and the negative pole mark (14) respectively correspond to the photovoltaic plugs (5) on both sides of the aluminum casting upper shell (3).

6. A photovoltaic energy storage device according to claim 1, characterized in that: A plurality of grooves (19) are opened on the front surface of the sheet metal upper shell (11). A plurality of plates (20) are fixedly connected to both sides of the outer wall of the sheet metal lower shell (12), and each plate (20) is inserted into the inner wall of the groove (19).

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