CN218161888U

CN218161888U - Energy storage power supply

Info

Publication number: CN218161888U
Application number: CN202222378796.7U
Authority: CN
Inventors: 刘通通; 李帅; 余康; 梁徐书
Original assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Current assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2022-12-27
Anticipated expiration: 2032-09-05

Abstract

The application provides an energy storage power supply, which comprises a shell, a battery pack and an inverter, wherein the battery pack and the inverter are arranged in the shell, the inverter is electrically connected with the battery pack, the energy storage power supply also comprises at least two charging bins arranged in the shell, the charging bins allow an external battery unit to be inserted into the charging bins for charging, the at least two charging bins are suitable for charging the battery units of the same type, and the battery units are suitable for supplying power to electric equipment separately from the energy storage power supply; the shell is provided with at least one ventilation opening, a fan is arranged in the shell, an air channel communicated with the ventilation opening is formed in the shell when the fan works, and each charging bin is arranged far away from the air channel.

Description

Energy storage power supply

Technical Field

The application relates to the field of power supplies, in particular to an energy storage power supply.

Background

The energy storage power supply is also called as an outdoor mobile power station, can satisfy the demand of multiple outdoor power consumption, and at present, in the fields such as outdoor self-driving travel, outdoor operation or emergency rescue, the energy storage power supply has obtained comparatively extensive application.

With the wide application of energy storage power supplies, the energy storage power supplies also have more and more functions. At present, there is the energy storage power supply can charge for consumer's battery package, and this requires to increase the structure that is used for accomodating the battery package on the energy storage power supply, and how rationally will charge the storehouse setting and charge on the energy storage power supply is the problem that needs to solve at present.

Disclosure of Invention

An object of this application is to provide a rationally distributed energy storage power supply.

In order to achieve the above object, the present application provides an energy storage power supply, comprising a housing, and a battery pack and an inverter disposed in the housing, the inverter being electrically connected to the battery pack, the energy storage power supply further comprising at least two charging compartments disposed in the housing, the charging compartments allowing an external battery unit to be inserted therein for charging, the at least two charging compartments being adapted to charge the same type of battery unit, the battery unit being adapted to supply power to a power-consuming device separately from the energy storage power supply; the shell is provided with at least one ventilation opening, a fan is arranged in the shell, an air channel communicated with the ventilation opening is formed in the shell when the fan works, and each charging bin is far away from the air channel.

Further, the inverter is disposed in a path of the wind tunnel, the inverter having an air flow passage to allow an air flow on the wind tunnel to pass through the inverter.

Further, the inverter is arranged on the path of the air duct, the inverter comprises a circuit board and a plurality of components arranged on the circuit board at intervals, and gaps among the components form the air flow channel.

Further, the circuit board is arranged in parallel with the air duct.

Further, the battery pack is arranged on one side, far away from the air duct, of the inverter, and the battery pack and the inverter are arranged at intervals.

Further, the charging bin and the battery pack are located on the same side of the inverter, or the charging bin and the battery pack are located on two sides of the inverter respectively.

Further, the housing comprises two ventilation openings which are arranged at intervals, and the fan is arranged close to one of the ventilation openings, so that the air duct is formed between the two ventilation openings.

Further, the two ventilation openings are respectively arranged on the first side surface and the second side surface which are opposite to each other of the shell, and the two ventilation openings are at the same height relative to the bottom surface of the shell, so that the air duct extends along the horizontal direction.

Furthermore, the shell is also provided with a main visual surface connected with the first side surface and the second side surface, the opening of the charging bin is positioned on the main visual surface, and the battery unit is inserted into the charging bin from the opening along the direction perpendicular to the air duct for charging.

Further, the inverter and the fan are arranged between the two ventilation openings, the charging bins and the battery pack are arranged below the air duct, and the charging bins are arranged on the same side of the battery pack.

Further, each of the charging compartments is disposed under the fan, and the battery pack is disposed under the inverter.

Further, the two ventilation openings are arranged on two adjacent side surfaces of the shell, or the two ventilation openings are arranged on the same surface of the shell.

Compared with the prior art, the application provides an energy storage power supply, when having increased a plurality of storehouses that charge, avoided the increase of the whole volume of energy storage power supply as far as possible, still ensured that the dc-to-ac converter in the energy storage power supply has good heat dissipation simultaneously.

Drawings

FIG. 1 is a schematic diagram of one embodiment of an energy storage power supply of the present application;

FIG. 2 is a schematic diagram of one embodiment of a stored energy power supply of the present application;

FIG. 3 is an exploded schematic view of one embodiment of the energy storage power supply of the present application;

FIG. 4 is a front view of one embodiment of the stored energy power supply of the present application;

FIG. 5 is a cross-sectional view of one embodiment of the stored energy power supply of the present application;

fig. 6 is a partial schematic view of one embodiment of the stored energy power supply of the present application, wherein the top surface of the housing is not shown.

In the figure: 1. an energy storage power supply; 10. a housing; 101. an upper housing; 102. a lower housing; 11. a first side surface; 110. a first air vent; 12. a second side surface; 120. a second vent; 13. a main viewing surface; 14. a back side; 15. a top surface; 16. a bottom surface; 19. a support structure; 100. an accommodating chamber; 20. a battery pack; 30. an inverter; 31. a circuit board; 32. a component; 40. a fan; 50. a charging bin; 2. a battery cell.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The use of energy storage power sources determines their need for portability, while the addition of functional units to energy storage power sources requires additional space to accommodate the corresponding functional modules, which requires that the individual modules of the energy storage power source be arranged as compactly as possible in a small space. The inventors of the present application have noted that when the modules of the energy storage power supply are arranged as compactly as possible, it should also be ensured that the inverter with a large heat generation amount in the energy storage power supply can be better heat-dissipated. The application provides an energy storage power supply can realize above-mentioned purpose betterly, when energy storage power supply has increased functional module, avoids the increase of the whole volume of energy storage power supply as far as possible, guarantees simultaneously that the dc-to-ac converter in the energy storage power supply has good heat dissipation.

As shown in one embodiment in fig. 1-6, the energy storage power source 1 includes a housing 10, a battery pack 20, an inverter 30, a fan 40, and at least two charging compartments 50. The housing 10 defines a receiving cavity, and the battery pack 20, the inverter 30, the fan 40, and each of the charging compartments 50 are disposed in the receiving cavity of the housing 10. The housing 10 has a window therein to allow the external battery unit 2 to be inserted into or removed from the charging bin 50 through the window in the housing 10. The charging bin 50 is adapted to charge the battery cell 2 inserted therein.

It is worth mentioning that the battery unit 2 may be a lithium ion battery pack or a mobile power source, etc., which can be charged and supplied with power independently, in other words, the battery unit 2 is adapted to supply power to the electric device separately from the energy storage power source 1. In some embodiments, the battery unit 2 is a lithium ion battery pack that may be electrically connected to a powered device, such as, but not limited to, a lighting tool, a cooker, a power tool, a sound, a fan, a cleaning tool, etc., without cord, to power the powered device.

Each charging bin 50 is adapted to charge the same battery unit 2, that is, the energy storage power supply 1 of the present application can charge a plurality of the same battery units 2 at the same time, so as to improve the charging efficiency of the plurality of battery units 2. On one hand, the plurality of battery units 2 can be respectively provided for a plurality of same or different electric devices, so that each electric device can be supplied with power under the condition of being separated from the energy storage power supply 1, and the plurality of electric devices can be conveniently used at any position; on the other hand, a plurality of battery units 2 may also supply power to the same electric device alternately, so as to ensure that the electric device is continuously supplied with power. In addition, the provision of a plurality of charging bays 50 also solves the problem of housing a plurality of battery units 2 when not in use, reducing the likelihood of a user losing a battery unit 2.

The housing 10 has at least one ventilation opening, the fan 40 forms an air channel communicated with the ventilation opening in the housing 10 when working, and each charging bin 50 is far away from the air channel so as to avoid affecting heat dissipation.

It is worth mentioning that the "duct" in the present application refers to the main moving path of the air flow formed by the fan 40 in the housing 10. The shell 10 is generally provided with a vent for air inlet and air outlet (the vent for air inlet and air outlet can be the same vent or different vents), the fan 40 is arranged between the vent for air inlet and the vent for air outlet, when the fan 40 works, the air flow flows between the vent for air inlet and the vent for air outlet, so that an air channel is formed, and in the flowing process, the heat in the shell 10 can be taken away by the air flow, thereby achieving the purpose of heat dissipation.

Considering that the main heat generating component of the energy storage power supply 1 is the inverter 30, it is preferable that the inverter 30 is provided on the air duct, and the inverter 30 has an air flow passage that allows the air flow on the air duct to pass through the inverter 30.

In some embodiments, the inverter 30 includes a circuit board 31 and a plurality of components 32 disposed on the circuit board 31, where the components 32 are disposed on the circuit board 31 at intervals, so that the airflow channel is formed between the components 32, and when the fan 40 operates, the airflow on the airflow channel can take away heat of the components 32, thereby achieving the purpose of heat dissipation. Further, the circuit board 31 is disposed within the housing 10 in parallel with the air duct to minimize its obstruction to the air flow over the air duct.

The battery pack 20 is disposed on a side of the inverter 30 away from the air duct so as not to affect heat dissipation.

In some embodiments, the air duct extends in a horizontal direction, the battery pack 20 is disposed below the inverter 30, and the battery pack 20 is disposed at a distance from the circuit board 31 of the inverter 30 to ensure that the circuit board 31 can dissipate heat well. Further, the battery pack 20 is supported by the bottom surface of the casing 10, the casing 10 further has a support structure 19 for mounting a wiring board 31 of the inverter 30 to hold the wiring board 31 above the battery pack 20, and the components 32 of the inverter 30 are supported by the wiring board 31.

The housing 10 has a main viewing surface 13, first and second side surfaces 11 and 12 on both sides of the main viewing surface 13, a rear surface 14 opposite to the main viewing surface 13, and top and

bottom surfaces

15 and 16 on both upper and lower ends of the main viewing surface 13.

In some embodiments, the first side 11 is provided with a first vent 110, the second side 12 is provided with a second vent 120, and the fan 40 is disposed between the first vent 110 and the second vent 120 such that the air channel extends in a direction from the first vent 110 to the second vent 120. Preferably, the air duct extends in a horizontal direction, i.e., the first and

second ventilation openings

110 and 120 are located at the same height with respect to the bottom surface of the casing 10. Further, the inverter 30 is disposed between the first ventilation opening 110 and the second ventilation opening 120, and the fan 40 is disposed between the inverter 30 and the first ventilation opening 110. Preferably, the heights of the first and

second ventilation openings

110 and 120 are identical to the height of the inverter 30, so that more air flows pass through the bottom, middle and top of the inverter 30, thereby obtaining good heat dissipation.

In some variations, a third vent and a fourth vent (not shown) are provided at intervals on the back surface 14 of the housing 10, the fan 4 is disposed in the housing 10 and at least opposite to the third vent, and the air channel formed by the fan 4 extends from the third vent or the fourth vent to the other vent along a curve through the inside of the housing 10. It should be noted that the air flow is influenced by the components inside the housing 10, and the shape of the formed air channel may not be a regular curve, which is not specifically limited in the present application.

In some variations, a fifth ventilation opening and a sixth ventilation opening (not shown) are respectively disposed on the top surface 15 and the bottom surface 16 of the housing 10, a support leg is disposed on the bottom surface 16 of the housing 10, so that when the energy storage power supply 1 is placed on a plane, the sixth ventilation opening on the bottom surface 16 can communicate with the outside, and the fan 40 is disposed between the fifth ventilation opening and the sixth ventilation opening, so that the air channel extends vertically along the direction from the fifth ventilation opening to the sixth ventilation opening.

In some modified embodiments, the ventilation openings may be disposed on the first side 11 and the back 13, respectively, and the ventilation openings on the first side 11 and the back 13 are obliquely opposite to each other.

In some embodiments, the first ventilation opening 110 is formed at the upper portion of the first side 11, the second ventilation opening 120 is formed at the upper portion of the second side 12, the inverter 30 and the fan 40 are disposed at the upper half portion of the housing 10, and the battery pack 20 and the charging compartments 50 are disposed at the lower half portion of the housing 10, that is, the charging compartments 50 are disposed below the air duct to avoid affecting the airflow of the air duct. Further, each charging bin 50 is disposed closely to one side of the battery pack 20 to save an inner space. Preferably, the fan 40 is disposed adjacent to the first ventilation opening 110, each charging bin 50 is disposed below the fan 40 adjacent to the first side 11, and each charging bin 50 is sequentially disposed in a vertical direction, and the top of the uppermost charging bin 50 does not exceed the bottom of the first ventilation opening 110.

In some modified embodiments, the plurality of charging bins 50 are respectively disposed at two sides of the air duct, that is, a part of the charging bins 50 is disposed above the air duct, and another part of the charging bins 50 is disposed below the air duct. In this way, the excess space within the housing 10 can be flexibly utilized.

In other modified embodiments, the plurality of charging compartments 50 are disposed above the air duct, the inverter 30 is disposed on the air duct, and the battery pack 20 is disposed below the air duct. That is, each charging bin 50, the inverter 30, and the battery pack 20 are sequentially disposed in the vertical direction within the housing 10.

Preferably, the first side 11 is provided with a first ventilation opening 110, the second side 12 is provided with a second ventilation opening 120, the air duct extends along the direction from the first ventilation opening 110 to the second ventilation opening 120, and the opening of the charging bin 50 is located on the main viewing surface 13 of the housing 10, so that the battery unit 2 is inserted into the charging bin from the opening of the charging bin 50 in a direction perpendicular to the air duct for charging.

In the embodiment shown in fig. 1 to 5, the main viewing surface 13 of the energy storage power supply 1 has a plurality of charging interfaces suitable for outputting direct current, such as USB interfaces, etc., the electric devices can be electrically connected to the charging interfaces through corresponding charging wires to obtain power supply of the energy storage power supply 1, the main viewing surface 13 is a surface of the energy storage power supply 1 that mainly faces a user when the energy storage power supply 1 is used, and therefore the keys, the display screen and most of the charging interfaces are disposed on the main viewing surface 13 to facilitate user operation. The second side 12 of the energy storage power supply 1 has a plurality of sockets suitable for outputting alternating current, the electric devices can be electrically connected with the sockets through corresponding plugs to obtain power supply of the energy storage power supply 1, and each socket on the second side 12 is arranged below the second ventilation opening 120. The energy storage power supply 1 includes two charging chambers 50, the two charging chambers 50 are disposed close to the first side surface 11, and the opening of the charging chambers 50 faces the front view surface, so as to ensure that a user can insert and pull out the battery unit 2 from the charging chambers 50 along the front view direction, each charging chamber 50 is located below the first ventilation opening 110, and the fan 40 is disposed close to the first side surface 11 and opposite to the first ventilation opening 110. Most of the space within the enclosure 10 is occupied by the battery pack 20 and the inverter 30, the battery pack 20 being supported by the bottom surface of the enclosure 10, the inverter 30 being supported above the battery pack 20 by the support structure 19 within the enclosure 10. The battery pack 20 is in conformity with the length and width dimensions of the inverter 30 to avoid waste of space in the horizontal direction.

In some embodiments, the housing 10 includes an upper shell 101 and a lower shell 102, the upper shell 101 and the lower shell 102 are connected by fasteners, the supporting structure 19 is horizontally disposed between the upper shell 101 and the lower shell 102, and the supporting structure 19 is connected with the upper shell 101 or the lower shell 102.

In some embodiments, a charging connector is provided in the charging chamber 50, and the charging connector is matched with the charging interface on the battery unit 2, so that when the battery unit 2 is inserted into the charging chamber 50, the charging interface on the battery unit 2 is electrically connected with the charging connector in the charging chamber 50.

In some preferred embodiments, the charging connections within the charging magazine 50 include a positive connection, a negative connection, and a communication connection. Correspondingly, the charging interface on the battery unit 2 comprises a positive electrode interface, a negative electrode interface and a communication interface. When the communication interface on the battery unit 2 is electrically connected with the communication connecting end of the energy storage power supply 1, the communication identification of the battery unit 2 and the energy storage power supply 1 can be realized, after the identification is successful, the energy storage power supply 1 charges the battery unit 2, the identification is unsuccessful, and the energy storage power supply 1 does not charge the battery unit 2.

The charging interface on the battery unit 2 is also adapted to be electrically connected with a corresponding interface of the electric device to realize power supply to the electric device. That is, the charging interface of the battery unit 2 may be used for charging or discharging.

In some embodiments, the battery unit 2 further has an electrical connection interface thereon, such as a USB interface, a Type-C interface, and the like, so that the battery unit 2 can be used as a mobile power source to supply power to the outside.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. An energy storage power supply comprising a housing and a battery pack and an inverter disposed within the housing, the inverter being electrically connected to the battery pack, characterized in that the energy storage power supply further comprises at least two charging bays disposed within the housing, the charging bays allowing external battery cells to be inserted therein for charging, at least two of the charging bays being adapted to charge the same size of the battery cells, the battery cells being adapted to supply power to a consumer separately from the energy storage power supply;

the charging bin is characterized in that the shell is provided with at least one ventilation opening, a fan is arranged in the shell, an air channel communicated with the ventilation opening is formed in the shell when the fan works, and the charging bins are arranged far away from the air channel.

2. The energy storage power supply of claim 1, wherein the inverter is disposed in the path of the wind tunnel, the inverter having an airflow passage to allow airflow over the wind tunnel to pass through the inverter.

3. The energy storage power supply of claim 2, wherein the inverter is disposed in the path of the air duct, the inverter comprises a circuit board and a plurality of components disposed at intervals on the circuit board, and a gap between the components forms the air flow channel.

4. The energy storage power supply of claim 3, wherein the circuit board is disposed parallel to the air duct.

5. The energy storage power supply according to claim 2, wherein the battery pack is disposed on a side of the inverter away from the air duct, and the battery pack is spaced apart from the inverter.

6. The energy storage power supply according to claim 5, wherein the charging bin and the battery pack are located on the same side of the inverter, or the charging bin and the battery pack are located on two sides of the inverter respectively.

7. An energy storing power supply according to any one of claims 1 to 6 wherein said housing includes two said vents spaced apart, said fan being disposed adjacent one of said vents such that said air duct is formed between said two vents.

8. The energy storage power supply of claim 7, wherein the two vents are disposed on first and second opposite sides of the housing, respectively, and are at the same height relative to the bottom surface of the housing, such that the air duct extends in a horizontal direction.

9. The energy storage power supply according to claim 8, wherein the housing further has a main viewing surface connecting the first side surface and the second side surface, the opening of the charging chamber is located on the main viewing surface, and the battery unit is adapted to be inserted into the charging chamber from the opening for charging in a direction perpendicular to the air duct.

10. The energy storage power supply according to claim 8, wherein the inverter and the fan are disposed between the two ventilation openings, each charging bin and the battery pack are disposed below the air duct, and each charging bin is disposed on the same side of the battery pack.

11. The energy storage power supply of claim 10, wherein each charging bin is disposed below the fan and the battery pack is disposed below the inverter.

12. The energy storage power supply of claim 7, wherein two of said vents are disposed on adjacent sides of said housing, or wherein two of said vents are disposed on the same side of said housing.