CN213782942U

CN213782942U - Small-size multi-functional energy storage charging and discharging device

Info

Publication number: CN213782942U
Application number: CN202023211428.0U
Authority: CN
Inventors: 刘身谦; 黄宁华; 徐宇; 邱丽红
Original assignee: Shenzhen Wanweibo New Energy Technology Co ltd
Current assignee: Shenzhen Wanweibo New Energy Technology Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-07-23
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a small multifunctional energy storage charging and discharging device, which comprises a solar module, a charging and discharging module, an energy storage module, an external power grid and a household power grid, wherein the solar module, the energy storage module, the external power grid and the household power grid are all connected with the charging and discharging module; the solar module is used for supplying power to the charge-discharge module; the charging and discharging module is used for taking electricity from the solar module and an external power grid and supplying power to the energy storage module or a household power grid; the energy storage module is used for getting or supplying power to the charge and discharge module; the solar energy power generation system comprises a solar module, a charge-discharge module, an energy storage module, an external power grid and a household power grid; solar power generation, automatic peak shifting power utilization, automatic control switching, and power utilization by adopting the most environment-friendly method, so that more scenes can be applied; the household energy use structure is improved, and low-carbon life is realized; the control panel controls the charge-discharge module to take electricity or supply power to the outside, and the inverter controller is used for converting the electricity of the charge module into alternating current and outputting the alternating current to the energy storage module and the household power grid.

Description

Small-size multi-functional energy storage charging and discharging device

Technical Field

The utility model relates to a charge-discharge technical field especially relates to a small-size multi-functional energy storage charge-discharge device.

Background

Household equipment such as a two-wheeled electric vehicle, a three-wheeled electric vehicle, a television, a washing machine, a refrigerator, a water heater and a lighting device can be used only by switching on a power supply, and for areas far away from a mains supply line or frequently powered off, the household equipment cannot be normally used, and household environment-friendly traveling and household power consumption cannot be shared; therefore, a solar photovoltaic power generation technology is often adopted as a supplementary power supply, but since the photovoltaic power generation mainly depends on the irradiation of the sun, strong instability and poor adaptability exist, for example: 1. when the sun is in poor lighting conditions (rainy days, haze days, etc.), sufficient power supply cannot be provided; 2. in the daytime when the sun illumination condition is good, the residence or the building with enough lighting does not need much power supply, and in the night, when no sun illumination exists, a large amount of power supply is needed, and solar photovoltaic cannot be provided.

In order to solve the problem of power supply reliability and the shared power consumption requirements of electric vehicles and families, the characteristics of solar electric energy and power batteries are utilized to the maximum extent; at present, a grid-connected power supply mode is generally adopted, namely when solar photovoltaic power supply exists, photovoltaic power supply is carried out, when no photovoltaic power exists, power supply is still carried out by an external power grid, and vehicle power consumption, household power consumption and solar power generation are not optimally combined. However, for power supply groups with large power consumption requirements at night such as houses and the like, the solar photovoltaic power generation cannot be utilized in the true sense; the existing household electric vehicle is charged by directly connecting a household power supply, but the time consumption is long and the household electric vehicle is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists in the present lithium electricity echelon utilization technique, application module power lithium cell combines with family's solar energy, and the maximize utilizes the sharing clean energy, and the small-size multi-functional energy storage charge-discharge device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a small multifunctional energy storage charging and discharging device comprises a solar module, a charging and discharging module, an energy storage module, an external power grid and a household power grid, wherein the solar module, the energy storage module, the external power grid and the household power grid are all connected with the charging and discharging module; the solar module is used for supplying power to the charge-discharge module; the charging and discharging module is used for getting electricity from the solar module and an external power grid and supplying power to the energy storage module or a household power grid; and the energy storage module is used for taking or supplying power to the charging and discharging module.

Preferably, the charging and discharging module comprises an electric box and a plurality of charging and discharging seats connected with the electric box.

Preferably, the electric box is provided with a control board and an inversion controller, and the inversion controller is electrically connected with the control board; the operation control unit controls the charge and discharge module to take electricity or supply power to the outside, and the inversion controller is used for converting the electricity of the charge and discharge module into alternating current and outputting the alternating current to the energy storage module or the household power grid.

Preferably, the solar module comprises a plurality of solar panels.

Preferably, the energy storage module is composed of a plurality of power lithium batteries, and each power lithium battery is arranged in a corresponding charging and discharging seat.

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

the utility model relates to a small-sized multifunctional energy storage charging and discharging device, which comprises a solar module, a charging and discharging module, an energy storage module, an external power grid and a household power grid; solar power generation, automatic peak shifting power utilization, automatic control switching, and power utilization by adopting the most environment-friendly method, so that more scenes can be applied; the product is free from maintenance, the manufacturing and using structure of household energy is improved, and low-carbon long-lasting life is realized; the control panel controls the charge-discharge module to take electricity or supply power to the outside, and the inverter controller is used for converting the electricity of the charge module into alternating current and outputting the alternating current to the energy storage module and the household power grid.

Drawings

Fig. 1 is a schematic view of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the charge and discharge module and the energy storage module according to the present invention;

fig. 4 is a schematic structural view of the charging and discharging socket of the present invention;

fig. 5 is a schematic structural view of the battery of the present invention being placed in the charging and discharging seat for charging.

Illustration of the drawings:

1. a solar module, 2, a charge-discharge module,

3. an energy storage module 4, an external power grid,

5. a household power grid, 11, a solar panel,

21. an electric box 22, a charging and discharging seat,

31. a power lithium battery.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the small multifunctional energy storage charging and discharging device comprises a solar module 1, a charging and discharging module 2, an energy storage module 3, an external power grid 4 and a household power grid 5, wherein the solar module 1, the energy storage module 3, the external power grid 4 and the household power grid 5 are all connected with the charging and discharging module 2; the solar module 1 is used for supplying power to the charge and discharge module 2; the charging and discharging module 2 is used for getting electricity from the solar module 1 and an external power grid 4 and supplying electricity to the energy storage module 3 or a household power grid 5; and the energy storage module 3 is used for taking or supplying power to the charge and discharge module 2.

The charging and discharging module 2 comprises an electric box 21 and a plurality of charging and discharging seats 22 connected with the electric box 21; the electric box 21 is provided with a control board (not shown in the figure) and an inversion controller (not shown in the figure), and the inversion controller is electrically connected with the control board; the control panel controls the charge-discharge module 2 to take electricity or supply power to the outside, and the inverter controller is used for converting the electricity of the charge module 21 into alternating current and outputting the alternating current to the energy storage module 3 and/or the household power grid 5.

In a specific embodiment, the control panel is used for controlling, the solar panel 11 is used for supplying power to the household power grid 5 in the daytime, supplying power to the power lithium battery 5 and charging the power lithium battery 31; when the solar panel 11 is used for charging the pool 31; when the household appliance and the external power grid 4 are in trouble through the external power grid 4 at night, the electric energy stored by the power lithium battery 31 is fed back to the charging and discharging module 2 to supply power to the household power grid 5 and maintain the indoor electric appliance to work; the power of the power lithium battery 31 is mainly used for the high electricity charge of the external power grid in the first half night, the power of the external power grid is switched to supply power to the external power grid 4 cheaply in the second half night, the lowest electricity is charged into the power lithium battery 31, the power lithium battery 31 is extracted for power utilization of the electric vehicle if the electric vehicle goes out, self identification and control are carried out, the control panel sets safe voltage and current, and automatic switching and protection are carried out when safety problems occur.

Solar power generation, automatic peak shifting power utilization, automatic control switching, and power utilization by adopting the most environment-friendly method, so that more scenes can be applied; the product is free from maintenance, the manufacturing and using structure of household energy is improved, and low-carbon long-lasting life is realized.

The solar module 1 comprises a plurality of solar panels 11; the energy storage module 3 is composed of a plurality of power lithium batteries 31, and each power lithium battery 31 is arranged in a corresponding charge and discharge seat 22; the power lithium battery 331 can be put into an electric vehicle for use, and when the power lithium battery 31 runs out of electricity, another power lithium battery 31 which is fully charged is replaced and put into the electric vehicle for use; the power lithium battery 31 with the exhausted electric quantity is placed in the charging and discharging seat 22 for charging, and the use of the electric vehicle by a user is not influenced.

In another embodiment, the charging and discharging module 2 and the energy storage module 3 are used in combination with the small solar panel 11, and are used outdoors without a power supply to form a portable power supply.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A small-sized multifunctional energy storage charging and discharging device is characterized by comprising a solar module, a charging and discharging module, an energy storage module, an external power grid and a household power grid, wherein the solar module, the energy storage module, the external power grid and the household power grid are all connected with the charging and discharging module;

the solar module is used for supplying power to the charge-discharge module;

the charging and discharging module is used for getting electricity from the solar module and an external power grid and supplying power to the energy storage module or a household power grid;

and the energy storage module is used for taking or supplying power to the charging and discharging module.

2. The small multifunctional energy storage and charge-discharge device according to claim 1, wherein said charge-discharge module comprises a box and several charge-discharge seats connected to said box.

3. The small multifunctional energy storage and charge and discharge device according to claim 2, wherein the electric box is provided with a control board and an inverter controller, and the inverter controller is electrically connected with the control board; the control panel controls the charge and discharge module to take electricity or supply power to the outside, and the inverter controller is used for converting the electricity of the charge and discharge module into alternating current and outputting the alternating current to the energy storage module or the household power grid.

4. The small multifunctional energy storage and discharge device according to claim 1, wherein the solar module comprises a plurality of solar panels.

5. The small multifunctional energy storage and charge and discharge device according to claim 1, wherein the energy storage module is composed of a plurality of power lithium batteries, and each power lithium battery is disposed in a corresponding charge and discharge seat.