Optical storage all-in-one machine

Abstract

The utility model relates to a light storage all-in-one machine which comprises an energy storage cabinet, a photovoltaic inverter is arranged in the energy storage cabinet, a photovoltaic interface is arranged on the photovoltaic inverter, and the photovoltaic interface is used for being connected with photovoltaic equipment. Through the integrated design, the problem of external hanging of redundant parts is solved, use by a user is facilitated, the product cost is reduced, and the safety performance and the attractiveness of equipment are improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of energy storage devices, in particular to a photovoltaic energy storage integrated machine. BACKGROUND

[0002] Energy storage device refers to a device that stores energy and releases it when needed. Energy storage device includes energy storage cabinet. At present, most of the conventional industrial and commercial energy storage cabinets adopt PCS scheme. PCS refers to energy storage converter, which is the core equipment in the energy storage system and is mainly responsible for energy conversion and regulation. It can convert DC power and AC power.

[0003] The energy storage cabinet using the PCS scheme cannot be directly connected to photovoltaic, and still needs to increase a photovoltaic inverter to work. Some energy storage cabinets use external photovoltaic inverters when in use, which has poor appearance and actual installation practicability, especially the connecting wires between the photovoltaic inverter and the energy storage system are exposed, which affects the safety and stability of the equipment. In addition, when connecting the external photovoltaic inverter, the PCS (i.e. energy storage converter) is still needed, which increases the cost of the whole product. CONTENT OF THE INVENTION

[0004] In order to solve the above technical problems, the present application provides a photovoltaic energy storage integrated machine.

[0005] The photovoltaic energy storage integrated machine provided by the present application adopts the following technical scheme:

[0006] The photovoltaic energy storage integrated machine comprises an energy storage cabinet, a photovoltaic inverter is arranged in the energy storage cabinet, a photovoltaic interface is arranged on the photovoltaic inverter, and the photovoltaic interface is used to connect with a photovoltaic device.

[0007] By adopting the above technical scheme, the photovoltaic inverter is installed in the energy storage cabinet, which supports the direct connection of photovoltaic. The integrated design solves the problem of external connection of redundant components, facilitates the use of users, reduces the cost of products, and improves the safety performance and appearance of the equipment.

[0008] Optionally, a generator interface is arranged on the distribution box, and the generator interface is used to connect with a generator.

[0009] By adopting the above technical scheme, the user can store energy through photovoltaic or through a generator, which provides the user with multiple energy storage methods, facilitates the use of the user, and improves the applicability of the equipment.

[0010] Optionally, a plurality of battery modules are arranged in the energy storage cabinet, the plurality of battery modules are detachably connected to the energy storage cabinet, and the battery modules are electrically connected to the photovoltaic inverter and the distribution box.

[0011] By adopting the technical scheme, the battery module is detachably connected with the energy storage cabinet, the battery module is convenient to maintain and replace, the battery module is electrically connected with the photovoltaic inverter and the distribution box, and the charging and energy storage function can be realized.

[0012] Optionally, the energy storage cabinet is provided with a mounting plate, the mounting plate is between the battery module and the photovoltaic inverter, and the photovoltaic inverter and the distribution box are arranged on the mounting plate.

[0013] By adopting the technical scheme, the layout is reasonable, the equipment in the cabinet body can be installed on the two sides of the mounting plate, the installation is convenient, and the space of the mounting rack is saved.

[0014] Optionally, the mounting plate divides the space in the energy storage cabinet into a battery cavity and a charging cavity, the battery module is in the battery cavity, and the photovoltaic inverter and the distribution box are in the charging cavity.

[0015] By adopting the technical scheme, the mounting plate is not only used for fixing and mounting the photovoltaic inverter and the distribution box, but also plays a role in separating the cavity in the energy storage cabinet into the battery cavity and the charging cavity.

[0016] Optionally, an air conditioner is arranged on the side wall of the energy storage cabinet, and the air conditioner is used for temperature regulation of the battery cavity.

[0017] By adopting the technical scheme, the air conditioner can heat the battery cavity in a low-temperature environment and refrigerate the battery cavity in a high-temperature environment, so that the battery module is in a constant-temperature and suitable environment, and better performance is achieved.

[0018] Optionally, a cabinet door is arranged on the energy storage cabinet, a heat preservation cover plate is arranged on the cabinet door, and the heat preservation cover plate is in the battery cavity.

[0019] By adopting the technical scheme, the heat preservation cover plate can heat preserve the battery cavity, and the temperature exchange between the battery cavity and the outside is reduced.

[0020] Optionally, a heat dissipation assembly is arranged on the side wall of the energy storage cabinet, and the heat dissipation assembly is in communication with the charging cavity.

[0021] By adopting the technical scheme, the heat dissipation assembly dissipates heat of the equipment in the charging cavity, and better heat dissipation effect is achieved.

[0022] Optionally, a mounting foot is arranged on the photovoltaic inverter, the mounting foot comprises a hooking part, a mounting rack is arranged on the mounting plate, a containing groove for containing the hooking part is arranged on the mounting rack, and the mounting foot is hooked on the mounting rack through the hooking part.

[0023] By adopting the technical scheme, the photovoltaic inverter is hooked on the mounting rack, and the photovoltaic inverter is convenient to disassemble and assemble.

[0024] Optionally, a hooking groove is formed in the mounting frame and communicates with the accommodating groove, and opposite side walls of the hooking groove are used for clamping the mounting leg.

[0025] By using the above technical scheme, the side walls of the hooking groove clamp the mounting leg, and the photovoltaic inverter is limited, so that the photovoltaic inverter is prevented from moving relative to the mounting frame in the horizontal direction.

[0026] In summary, the present application has at least one of the following beneficial technical effects:

[0027] 1. The integrated design solves the problem of external hooking redundancy, facilitates user use, reduces product cost, and improves equipment safety performance and aesthetics;

[0028] 2. The present application provides multiple energy storage modes for users, facilitates user use, and improves equipment applicability;

[0029] 3. The photovoltaic inverter is hooked on the mounting frame, facilitating disassembly and assembly of the photovoltaic inverter. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1 is a structural schematic diagram of an embodiment of the present application.

[0031] Figure 2 is a schematic diagram of the internal structure of an embodiment of the present application.

[0032] Figure 3 is an assembly schematic diagram of the photovoltaic inverter in the present application.

[0033] Figure 4 is a structural schematic diagram of an embodiment of the present application.

[0034] Figure 5 is an exploded view of the cabinet door and the thermal insulation cover plate in the present application.

[0035] BRIEF DESCRIPTION OF DRAWINGS 1, energy storage cabinet; 11, battery cavity; 12, charging cavity; 13, battery mounting frame; 2, photovoltaic inverter; 21, photovoltaic interface; 22, mounting leg; 221, hooking part; 3, distribution box; 31, generator interface; 4, battery module; 5, mounting plate; 51, mounting frame; 511, accommodating groove; 512, hooking groove; 6, air conditioner; 7, cabinet door; 8, thermal insulation cover plate; 9, heat dissipation assembly; 91, heat dissipation hole; 92, heat dissipation fan. DETAILED DESCRIPTION

[0036] The following will be described in detail in combination with the accompanying drawings Figures 1-5 The present application will be further described in detail.

[0037] The present application discloses a kind of photovoltaic energy storage integrated machine. Refer to Figure 1 With Figure 2, including the energy storage cabinet 1, the photovoltaic inverter 2 is installed in the energy storage cabinet 1, the photovoltaic interface 21 is fixedly installed on the bottom wall of the photovoltaic inverter 2, the photovoltaic interface 21 is used for connecting with the photovoltaic device (such as photovoltaic panel) to realize photovoltaic energy storage.

[0038] Referring to Figure 2 , the mounting plate 5 is fixedly installed in the energy storage cabinet 1, the mounting plate 5 extends along the width direction of the energy storage cabinet 1, and the mounting plate 5 abuts against the opposite two side walls of the energy storage cabinet 1 in the extending direction, so as to divide the inner cavity of the energy storage cabinet 1 into the battery cavity 11 and the charging cavity 12, and the battery cavity 11 and the charging cavity 12 are distributed along the width direction of the energy storage cabinet 1. The photovoltaic inverter 2 is detachably installed on the mounting plate 5 and is located in the charging cavity 12.

[0039] Referring to Figure 2 and Figure 3 , the mounting bracket 51 is fixedly installed on the mounting plate 5 through a bolt assembly, the mounting bracket 51 is provided with the accommodating groove 511, and the accommodating groove 511 is provided along the gravity direction. In this embodiment, the mounting bracket 51 is formed by bending a steel plate, and the accommodating groove 511 is automatically formed after the steel plate is bent. The mounting bracket 51 is provided with the hooking groove 512 which is in communication with the accommodating groove 511 and extends along the vertical direction. The mounting foot 22 is fixedly installed on the photovoltaic inverter 2, and the mounting foot 22 includes the hooking part 221 which is used for being inserted into the accommodating groove 511 along the gravity direction, so as to hook the photovoltaic inverter 2 on the mounting bracket 51, and the opposite two side walls of the hooking groove 512 clamp the hooking part 221, so as to limit the photovoltaic inverter 2 in the horizontal direction. In other embodiments, the photovoltaic inverter 2 can be fixed on the mounting plate 5 by means of bolt connection and buckle connection, and the like. Any way which can fix the photovoltaic inverter 2 on the mounting plate 5 is available.

[0040] Referring to Figure 2 , the distribution box 3 is fixedly installed on the mounting plate 5 through a bolt assembly, the distribution box 3 is located in the charging cavity 12 and is below the photovoltaic inverter 2, the distribution box 3 is provided with the generator interface 31 which is fixedly installed on the bottom wall of the distribution box 3 and is used for connecting with the generator, so as to realize generator energy storage.

[0041] Referring to Figure 1 and Figure 2 , the heat dissipation assembly 9 is fixedly installed on the side wall of the energy storage cabinet 1, the heat dissipation assembly 9 is arranged corresponding to the charging cavity 12, and the heat dissipation assembly 9 is used for dissipating heat of the charging cavity 12. The heat dissipation assembly 9 includes the heat dissipation hole 91 and the heat dissipation fan 92.

[0042] Referring to Figure 2The battery cavity 11 is provided with a battery mounting rack 13, a plurality of battery modules 4 are detachably connected to the battery mounting rack 13, the plurality of battery modules 4 are distributed along the height direction of the energy storage cabinet 1, the plurality of battery modules 4 can be connected in parallel through the positive and positive or the negative and negative, or connected in series through the positive and negative, to realize constant voltage or constant current output, the battery modules 4 are electrically connected with the photovoltaic inverter 2 and the distribution box 3 to realize energy storage and output. The mounting plate 5 is arranged close to the battery mounting rack 13.

[0043] Referring to Figure 2 With Figure 4 The energy storage cabinet 1 is provided with an air conditioner 6 fixedly installed on the side wall, the air conditioner 6 is communicated with the battery cavity 11, and the air conditioner 6 is used for adjusting the temperature of the battery cavity 11, so that the battery modules 4 are in a suitable constant-temperature working chamber.

[0044] Referring to Figure 1 With Figure 5 The energy storage cabinet 1 is provided with a cabinet door 7 rotatably installed on the side wall, and the cabinet door 7 is arranged corresponding to the battery cavity 11. The cabinet door 7 is fixedly provided with a heat preservation cover plate 8, the heat preservation cover plate 8 is in the battery cavity 11, the material of the heat preservation cover plate 8 is flame-retardant heat insulation cotton, and the heat preservation cover plate 8 is used for heat preservation of the battery cavity 11, reducing the temperature exchange between the battery cavity 11 and the outside.

[0045] The assembly principle of the photovoltaic energy storage integrated machine is that an operator first installs the battery modules 4 on the battery mounting rack 13, then hooks the photovoltaic inverter 2 on the mounting rack 51, and installs the distribution box 3 on the mounting plate 5.

[0046] The use principle of the photovoltaic energy storage integrated machine is that a user can start the air conditioner 6 according to the temperature after obtaining the photovoltaic energy storage integrated machine, and when energy storage is needed, the user can select to connect the photovoltaic panel to the photovoltaic interface 21 to realize photovoltaic energy storage, or select to externally connect the generator to the generator interface 31 to charge and store energy by the generator.

[0047] The above are preferred embodiments of the present application, but do not limit the protection scope of the present application, so: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A light storage all-in-one machine, characterized by: The application relates to a photovoltaic storage integrated machine, which comprises an energy storage cabinet (1), wherein a photovoltaic inverter (2) is arranged in the energy storage cabinet (1), and a photovoltaic interface (21) is arranged on the photovoltaic inverter (2) and used for being connected with a photovoltaic device.

2. The photovoltaic storage integrated machine according to claim 1, wherein a distribution box (3) is arranged in the energy storage cabinet (1), a generator interface (31) is arranged on the distribution box (3) and used for being connected with a generator. 3.The optical storage integrated machine of claim 2, wherein: A plurality of battery modules (4) are arranged in the energy storage cabinet (1), the plurality of battery modules (4) are detachably connected to the energy storage cabinet (1), and the battery modules (4) are electrically connected to the photovoltaic inverter (2) and the distribution box (3). 4.The optical storage integrated machine of claim 3, wherein: An installation plate (5) is arranged in the energy storage cabinet (1), the installation plate (5) is arranged between the battery modules (4) and the photovoltaic inverter (2), and the photovoltaic inverter (2) and the distribution box (3) are arranged on the installation plate (5). 5.The optical storage integrated machine of claim 4, wherein: The installation plate (5) divides the space in the energy storage cabinet (1) into a battery cavity (11) and a charging cavity (12), the battery modules (4) are arranged in the battery cavity (11), and the photovoltaic inverter (2) and the distribution box (3) are arranged in the charging cavity (12). 6.The optical storage integrated machine of claim 5, wherein: An air conditioner (6) is arranged on the side wall of the energy storage cabinet (1), and the air conditioner (6) is used for temperature regulation of the battery cavity (11). 7.The optical storage integrated machine of claim 5, wherein: A cabinet door (7) is arranged on the energy storage cabinet (1), a heat preservation cover plate (8) is arranged on the cabinet door (7), and the heat preservation cover plate (8) is arranged in the battery cavity (11). 8.The optical storage integrated machine of claim 5, wherein: A heat dissipation assembly (9) is arranged on the side wall of the energy storage cabinet (1), and the heat dissipation assembly (9) is communicated with the charging cavity (12). 9.The optical storage integrated machine of claim 4, wherein: An installation leg (22) is arranged on the photovoltaic inverter (2), the installation leg (22) comprises a hooking part (221), an installation frame (51) is arranged on the installation plate (5), an accommodating groove (511) for accommodating the hooking part (221) is formed in the installation frame (51), and the installation leg (22) is hooked on the installation frame (51) through the hooking part (221). 10.The optical storage integrated machine of claim 9, wherein: A hooking groove (512) communicated with the accommodating groove (511) is formed in the installation frame (51), and opposite side walls of the hooking groove (512) are used for clamping the installation leg (22).

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