CN215817551U

CN215817551U - Photovoltaic power generation off-grid energy storage system

Info

Publication number: CN215817551U
Application number: CN202121886756.2U
Authority: CN
Inventors: 曹婉茹; 陈汉
Original assignee: Shanghai Xiguang Technology Co ltd
Current assignee: Shanghai Xiguang Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-02-11
Anticipated expiration: 2031-08-12

Abstract

The utility model discloses an off-grid energy storage system for photovoltaic power generation, which comprises an outer box body, wherein a plurality of energy storage batteries are arranged in the outer box body, a sealing barrel body is arranged on the back surface of the outer box body, one end of a conveying pipe section is connected with a branched pipeline, two end parts of the branched pipeline are communicated with vertical pipes, a plurality of rubber pipe joints are arranged on the surfaces of the two vertical pipes, and a heat dissipation assembly is arranged in a gap between the outer box body and the plurality of energy storage batteries. The heat dissipation efficiency of the energy storage battery is improved, and the energy storage efficiency is improved.

Description

Photovoltaic power generation off-grid energy storage system

Technical Field

The utility model relates to an energy storage system, in particular to a photovoltaic power generation off-grid energy storage system, and belongs to the technical field of photovoltaic power generation.

Background

Photovoltaic power generation is a technology of directly converting light energy into electric energy by using the photovoltaic effect of a semiconductor interface. The solar photovoltaic power generation device mainly comprises three parts, namely a solar panel (assembly), a controller and an inverter, wherein the main components comprise electronic components, solar cells are connected in series and then are packaged and protected to form a large-area solar cell assembly, and the solar cell assembly is matched with components such as a power controller to form the photovoltaic power generation device.

Energy storage system need be used in photovoltaic power generation, guarantees the deposit of electric energy, however current energy storage system still has some weak points, arranges closely between current energy storage system's the group battery for example, leads to heat dispersion relatively poor, influences the efficiency of energy storage, and current energy storage system does not possess the fire prevention function simultaneously, and the potential safety hazard is big, for this reason, we provide a photovoltaic power generation off-grid energy storage system.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a photovoltaic power generation off-grid energy storage system to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a photovoltaic power generation off-grid energy storage system comprises an outer box body, a plurality of energy storage batteries are arranged in the outer box body, a sealing cylinder is arranged on the back surface of the outer box body, a partition plate is arranged in the sealing cylinder, the partition board divides the inner part of the sealed cylinder into a dry powder cavity and a water storage cavity, a material pumping pump is arranged in the dry powder cavity, the output end of the material pumping pump is connected with a conveying pipe section, one end of the conveying pipe section is connected with a branched pipeline, vertical pipes are communicated with two end parts of the branched pipeline, a plurality of rubber pipe joints are arranged on the surfaces of the two vertical pipes, dry powder spray heads are arranged at one ends of the rubber pipe joints and are in contact with the surfaces of the energy storage batteries, the discharge end of water storage chamber bottom is connected with the trunk line, the fixed surface of trunk line is equipped with a plurality of connectors, space department between outer box and a plurality of energy storage battery all is equipped with radiator unit.

As a preferred technical scheme of the utility model, the plurality of heat dissipation assemblies comprise aluminum alloy shells, wave-shaped circulating pipes are arranged in the aluminum alloy shells, a plurality of water inlet end connecting ports and a plurality of water outlet end connecting ports are respectively arranged at two ends of the wave-shaped circulating pipes, and the plurality of water inlet end connecting ports are communicated with the corresponding connecting heads.

As a preferred technical scheme of the utility model, a plurality of ventilation hole sites distributed in a matrix form are arranged at the top end and the bottom end of the aluminum alloy shell.

As a preferred technical scheme of the utility model, the bottom of the sealing cylinder body is provided with a water supplementing pipeline communicated with the water storage cavity, and the water supplementing pipeline and the water outlet end connecting port are respectively communicated with an external water source.

As a preferable technical scheme of the utility model, the distance between the energy storage battery and the adjacent aluminum alloy shell is larger than the diameter of the dry powder spray head.

As a preferable technical scheme of the utility model, a support stable base is installed at the bottom end of the outer box body.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the photovoltaic power generation off-grid energy storage system, an external water source enters the water storage cavity at the bottom of the sealed cylinder body in the energy storage process of the energy storage battery through the aluminum alloy shell, the sealed cylinder body, the wavy circulating pipe, the water inlet end connecting port, the water outlet end connecting port and the ventilation hole site, water flows into the wavy circulating pipe through the main pipe, the connector and the water inlet end connecting port under the action of pressure and circularly flows inside the wavy circulating pipe, so that the heat dissipation efficiency of the energy storage battery is improved, and the energy storage efficiency is improved.

2. According to the photovoltaic power generation off-grid energy storage system, the branched pipeline, the vertical pipe, the sealing cylinder, the conveying pipe section, the rubber pipe joint, the dry powder spray head and the material pumping pump are arranged, when the fire alarm is used, dry powder in the dry powder cavity of the sealing cylinder is conveniently pumped to the conveying pipe section by the material pumping pump and is conveyed to the dry powder spray head through the branched pipeline, the vertical pipe and the rubber pipe joint, fire extinguishing of hidden danger points is facilitated, the energy storage battery can be greatly stored, and loss caused by fire is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the sealing cylinder of the present invention;

FIG. 3 is a schematic structural view of an aluminum alloy case according to the present invention;

fig. 4 is a schematic view of the internal structure of the sealing cylinder according to the present invention.

In the figure: 1. an outer case; 2. a support stabilizing base; 3. a bifurcated conduit; 4. a vertical tube; 5. an energy storage battery; 6. an aluminum alloy housing; 7. sealing the cylinder body; 8. a delivery pipe section; 9. a rubber pipe section; 10. a dry powder spray head; 11. a main pipeline; 12. a connector; 13. a wave-shaped circulating pipe; 14. a water inlet end connector; 15. a water outlet end connecting port; 16. a ventilation hole site; 17. a partition plate; 18. a material pumping pump; 19. and a water replenishing pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution of a photovoltaic power generation off-grid energy storage system:

according to fig. 1-4, including outer box 1, the internally mounted of outer box 1 has a plurality of energy storage battery 5, the back mounted of outer box 1 has sealed barrel 7, the internally mounted of sealed barrel 7 has division board 17, division board 17 divide into dry powder chamber and water storage chamber with the inside of sealed barrel 7, the internally mounted in dry powder chamber has pump 18, pump 18's output is connected with delivery pipe section 8, delivery pipe section 8's one end is connected with branching pipeline 3, two tip departments of branching pipeline 3 all communicate with vertical pipe 4, a plurality of rubber tube joints 9 are all installed on the surface of two vertical pipe 4, dry powder shower nozzle 10 is all installed to the one end of a plurality of rubber tube joints 9, a plurality of dry powder shower nozzles 10 and energy storage battery 5 surface contact, the discharge end of water storage chamber bottom is connected with trunk line 11, the fixed surface of trunk line 11 is equipped with a plurality of connectors 12, space department between outer box 1 and a plurality of energy storage battery 5 all is equipped with radiator unit.

According to the drawings of fig. 1 and fig. 2, the plurality of heat dissipation assemblies all comprise aluminum alloy shells 6, wave-shaped circulation pipes 13 are installed inside the plurality of aluminum alloy shells 6, a plurality of water inlet end connectors 14 and a plurality of water outlet end connectors 15 are respectively installed at two ends of the plurality of wave-shaped circulation pipes 13, the plurality of water inlet end connectors 14 are communicated with corresponding connectors 12, a plurality of ventilation hole sites 16 distributed in a matrix form are respectively arranged at the top end and the bottom end of the aluminum alloy shells 6, so that heat dissipation is conveniently carried out on the upper surface and the lower surface of the energy storage battery 5, the energy storage efficiency of the energy storage battery 5 is ensured, a water replenishing pipeline 19 communicated with a water storage cavity is arranged at the bottom of the sealing barrel 7, the water replenishing pipeline 19 and the water outlet end connectors 15 are respectively communicated with an external water source, so that the external water source is conveniently connected, a closed-loop water flow is formed, and the distance between the energy storage battery 5 and the adjacent aluminum alloy shells 6 is larger than the diameter of the dry powder spray nozzle 10, the bottom of outer box 1 is installed and is supported stabilizing base 2, improves stability.

When the photovoltaic power generation off-grid energy storage system is used, when an energy storage battery 5 is connected with a charging energy storage circuit, an external water source enters a water storage cavity at the bottom of a sealing cylinder 7 during energy storage and charging, water flows into a wave-shaped circulating pipe 13 through a main pipe 11, a connector 12 and a water inlet end connecting port 14 under the action of pressure and circularly flows inside the wave-shaped circulating pipe 13, the heat dissipation efficiency of the energy storage battery 5 is improved, the energy storage efficiency is improved, when a fire alarm is used, a material pumping pump 18 is convenient to pump dry powder in a dry powder cavity of the sealing cylinder 7 to a conveying pipe section 8 and convey the dry powder to a dry powder spray head 10 through a branched pipe 3, a vertical pipe 4 and a rubber pipe section 9, fire extinguishment is convenient, the energy storage battery 5 can be greatly stored, and loss caused by fire is reduced.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a photovoltaic power generation energy storage system that leaves net, includes outer box (1), its characterized in that, the internally mounted of outer box (1) has a plurality of energy storage battery (5), the back mounted of outer box (1) has sealed barrel (7), the internally mounted of sealed barrel (7) has division board (17), division board (17) are dry powder chamber and water storage chamber with the inside part of sealed barrel (7), the internally mounted in dry powder chamber has material pump (18), the output of material pump (18) is connected with delivery pipe section (8), the one end of delivery pipe section (8) is connected with branching pipeline (3), two tip departments of branching pipeline (3) all communicate vertical pipe (4), two the surface of vertical pipe (4) all installs a plurality of rubber tube joints (9), and a plurality of shower nozzle (10) are all installed to the one end of rubber tube joint (9), it is a plurality of dry powder shower nozzle (10) and energy storage battery (5) surface contact, the discharge end of water storage chamber bottom is connected with trunk line (11), the fixed surface of trunk line (11) is equipped with a plurality of connectors (12), space department between outer box (1) and a plurality of energy storage battery (5) all is equipped with radiator unit.

2. The photovoltaic power generation off-grid energy storage system according to claim 1, characterized in that: it is a plurality of heat radiation assembly all includes aluminum alloy shell (6), and is a plurality of wave circulation pipe (13) are all installed to the inside of aluminum alloy shell (6), and are a plurality of end connector (14) and a plurality of play water end connector (15) of intaking are installed respectively to the both ends of wave circulation pipe (13), and are a plurality of intake end connector (14) and connector (12) intercommunication that corresponds.

3. The photovoltaic power generation off-grid energy storage system according to claim 2, wherein: and a plurality of ventilation hole sites (16) distributed in a matrix form are arranged at the top end and the bottom end of the aluminum alloy shell (6).

4. The photovoltaic power generation off-grid energy storage system according to claim 2, wherein: the bottom of the sealing barrel body (7) is provided with a water replenishing pipeline (19) communicated with the water storage cavity, and the water replenishing pipeline (19) and the water outlet end connecting port (15) are respectively communicated with an external water source.

5. The photovoltaic power generation off-grid energy storage system according to claim 2, wherein: the distance between the energy storage battery (5) and the adjacent aluminum alloy shell (6) is larger than the diameter of the dry powder spray nozzle (10).

6. The photovoltaic power generation off-grid energy storage system according to claim 1, characterized in that: the bottom of outer box (1) is installed and is supported stabilizing base (2).