CN218514107U

CN218514107U - Energy storage power supply

Info

Publication number: CN218514107U
Application number: CN202221962096.6U
Authority: CN
Inventors: 戴建红; 蔡秉刚
Original assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Current assignee: Zhejiang Lera New Energy Power Technology Co Ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-02-21
Anticipated expiration: 2032-07-27

Abstract

The application discloses energy storage power supply includes: the outer wall of the shell is provided with at least one battery pack mounting structure, and the battery pack mounting structure allows the battery pack to be externally detachably mounted on the shell; the battery pack module is arranged in the shell and used for storing electric energy and supplying power to the outside; the battery pack interface is electrically connected with the battery pack module and is arranged on the outer wall of the shell to charge the battery pack. The energy storage power supply provides battery package mounting structure on the outer wall of shell to the battery package directly sets up on the shell with external mode, and taking of battery package is comparatively convenient, also is favorable to reducing the volume of energy storage power supply simultaneously, improves its portability.

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, the battery pack of the electric equipment can be charged by the existing energy storage power supply, the structure for accommodating the battery pack is required to be added on the energy storage power supply, and how to more conveniently and reasonably set the battery pack on the energy storage power supply is the problem which needs to be solved at present.

Disclosure of Invention

An object of this application is to provide an energy storage power supply who makes things convenient for battery package to get and put.

Another object of the present application is to provide an energy storage power supply that is small in size and convenient to carry.

To achieve the above object, the present application provides an energy storage power supply, comprising:

a housing having at least one battery pack mounting structure on an outer wall thereof, the battery pack mounting structure allowing a battery pack to be detachably mounted on the housing in an external manner;

the battery pack module is arranged in the shell and used for storing electric energy and supplying power to the outside;

the battery pack interface is electrically connected with the battery pack module and arranged on the outer wall of the shell to charge the battery pack.

In some embodiments, the battery pack mounting structure includes a retaining ledge disposed on a side wall of the housing, the retaining ledge protruding out of the side wall of the housing to provide support for the battery pack.

Further, the battery pack interface is arranged above the limiting table, or the battery pack interface is arranged on the upper end face of the limiting table.

Furthermore, the battery pack interface protrudes out of the outer wall of the shell.

Further, the battery module is disposed at the bottom of a receiving cavity formed by the housing.

In some embodiments, the housing has a plurality of the battery pack mounting structures, and the energy storage power source includes a plurality of the battery pack interfaces; each of the battery pack mounting structures corresponds to one of the battery pack interfaces to provide support and charging for one of the battery packs.

Further, the outer shell is provided with a first side wall and a second side wall which are opposite to each other, and the plurality of battery pack mounting structures are uniformly distributed on the first side wall and the second side wall, so that when the battery packs are arranged on the battery pack mounting structures, the stress on two sides of the outer shell is basically kept balanced.

In some embodiments, the housing further has a third sidewall and a fourth sidewall opposite to each other, the third sidewall is provided with a first charging interface adapted to output direct current, and the fourth sidewall is provided with a second charging interface adapted to output alternating current.

In some embodiments, when the battery pack is mounted on the housing, the battery pack at least partially coincides with a projection of the battery module in a horizontal direction.

Further, the housing has a first side wall and a second side wall opposite to each other, the battery pack is suitable for being arranged on the first side wall and/or the second side wall through the battery pack mounting structure, and the horizontal direction is a direction from the first side wall to the second side wall.

Further, the center of gravity of the battery pack does not exceed the height of the top surface of the battery module.

Further, the height of the center of gravity of the battery pack is not lower than the height of the center of gravity of the battery module.

Further, the center of gravity of the battery pack is located at substantially the same height as the center of gravity of the battery module.

Further, the battery pack and the battery pack module are not overlapped in projection along the vertical direction.

In some embodiments, the energy storage power source further comprises an inverter disposed within the housing, the inverter being electrically connected to the battery module and disposed above the battery module.

In some embodiments, the energy storage power supply further comprises a BMS control unit disposed within the housing, the BMS control unit being electrically connected to the battery module for providing protection to the battery module, the battery pack interface being electrically connected to the battery module through the BMS control unit.

In some embodiments, the energy storage power supply further includes a support structure disposed at the bottom of the housing, the support structure has at least three support points, the support points are sequentially connected to define a support area, and when the battery pack is mounted on the housing, a projection of a center of gravity of the battery pack along a vertical direction falls within the support area.

Further, when the battery pack is installed on the shell, the projection of the geometric center of the battery pack along the vertical direction falls within the support area.

Further, when the battery pack is mounted on the shell, the projection of the battery pack along the vertical direction is totally within the support area.

Further, the support structure has at least four fulcrums, which are located at four top corners of a rectangle, i.e., the support region, respectively.

Compared with the prior art, the beneficial effect of this application lies in: the energy storage power supply provides battery package mounting structure on the outer wall of shell to the battery package directly sets up on the shell with external mode, and taking of battery package is comparatively convenient, also is favorable to reducing the volume of energy storage power supply simultaneously, improves its portability.

Drawings

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

FIG. 2 is a schematic view of another perspective of the embodiment of FIG. 1;

FIG. 3 is a schematic cross-sectional diagram of another embodiment of the energy storage power supply of the present application;

FIG. 4 is a schematic cross-sectional diagram of another embodiment of the storage power supply of the present application;

FIG. 5 is a schematic cross-sectional diagram of another embodiment of the storage power supply of the present application;

FIG. 6 is a schematic cross-sectional diagram of another embodiment of the storage power supply of the present application;

FIG. 7 is a schematic cross-sectional diagram of another embodiment of the storage power supply of the present application;

FIG. 8 is a schematic top view of another embodiment of the stored energy power supply of the present application;

in the figure: 100. an energy storage power supply; 1. a housing; 11. a battery pack mounting structure; 12. a first side wall; 13. a second side wall; 14. a third side wall; 15. a fourth side wall; 111. a limiting table; 110. a first charging interface; 120. a second charging interface; 130. a vent hole; 2. a battery module; 3. a battery pack interface; 4. a battery pack; 5. a support structure; 50. a support region.

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 described below or between the technical features 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., indicate orientations and positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the 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 should not be construed as limiting the specific scope 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 terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-8, the present application provides an energy storage power supply 100, which includes a housing 1, a battery module 2, and at least one battery pack interface 3. The outer wall of the housing 1 has at least one battery pack mounting structure 11, and the battery pack mounting structure 11 allows the battery pack 4 to be detachably mounted on the housing 1 in an external manner. The battery module 2 is disposed in the housing 1, and is configured to store electric energy and supply power to the outside. The battery pack interface 3 is electrically connected to the battery module 2 for supplying the electric power stored in the battery module 2 to the battery pack 4, and the battery pack interface 3 is provided on the outer wall of the housing 1 so that the battery pack 4 is electrically connected to the battery pack interface 3 when mounted on the housing 1.

The utility model provides an energy storage power supply 100 provides battery package mounting structure on the outer wall of shell 1 to battery package 4 directly sets up on shell 1 with external mode, and it is comparatively convenient that take of battery package 4, also is favorable to reducing energy storage power supply 100's volume simultaneously, improves its portability.

There is some energy storage power to accomodate and charge the battery package in the form of the storehouse that charges to will charge the storehouse and set up in the shell. In the above solution, the arrangement of the charging bin will inevitably increase the volume of the housing 1. In the present application, it is not necessary to provide a cartridge capable of completely receiving the battery pack, and most of the volume of the battery pack 4 is exposed outside the housing 1, and only a small portion of the surface is engaged with the battery pack mounting structure 11, so that the battery pack can be held outside the housing 1. The battery pack mounting structure 11 and the battery pack 4 may be engaged by a hook, a boss, or the like. The application discloses energy storage power supply 100 is particularly suitable for charging the battery pack 4 that the volume is great, and when battery pack 4 and energy storage power supply 100 separate, energy storage power supply 100's whole volume is less, conveniently carries, when battery pack 4 need charge, can be convenient and laborsaving external direct charging on shell 1.

It is worth mentioning that the battery pack 4 is adapted to be powered separately from the housing 1 for the electrical device, preferably the battery pack 4 is adapted to be cordless coupled to the electrical device for powering the electrical device.

In some embodiments, the battery pack mounting structure 11 includes a stopper 111 disposed on a sidewall of the housing 1, and the stopper 111 protrudes from the sidewall of the housing 1 to provide support for the battery pack 4. The stopper 111 may support the bottom surface of the battery pack 4 to hold the battery pack 4 at a predetermined position, as shown in fig. 3. The retaining block 111 may also support the side walls of the battery pack 4 so that the battery pack 4 is held in a suspended manner in a predetermined position, as shown in fig. 4.

In some embodiments, the battery pack interface 3 is disposed above the restraint station 111, as shown in fig. 1 or 2. In other embodiments, the battery pack interface 3 is disposed at an upper end surface of the stopper table 111, as shown in fig. 3 or 4. Therefore, when the battery pack 3 is close to the limiting table 111 along the vertical direction, the battery pack can be directly in conductive connection with the battery pack interface 3.

Furthermore, the battery pack interface 3 protrudes out of the outer wall of the housing 1, so that the battery pack interface 3 and the battery pack 4 can be conveniently connected in an electrically conductive manner. It is worth mentioning that a waterproof and dustproof structure is arranged at the battery pack interface 3.

The battery pack interface 3 includes a plurality of connection terminals, which may be in the form of a sheet (as shown in fig. 1 or 2) or a needle. The flaky connecting terminal is not easy to deform, and the service life of the energy storage power supply is prolonged.

In some embodiments, in order to make the energy storage power supply 100 have better placement stability, the battery module 2 is disposed at the bottom of the accommodating cavity formed by the housing 1, and since the battery module 2 is a component with larger weight in the energy storage power supply 100, the battery module 2 is disposed below, which is beneficial to reducing the center of gravity of the whole energy storage power supply 100 and improving the stability when the energy storage power supply 100 is placed horizontally. Preferably, the height of the center of gravity of the energy storage power supply 100 is no more than half the height of the housing 1. The height of the center of gravity G1 of the battery module 2 is less than half the height of the housing 1. In some embodiments, the center of gravity G1 of the battery module 2 substantially coincides with the geometric center of the battery module 2.

In consideration of the stability of the battery pack 4 placed on the housing 1, the center of gravity of the battery pack 4 is located as low as possible when the battery pack 4 is mounted on the housing 1. In some embodiments, the battery pack 4 at least partially coincides with the projection of the battery module 2 in the horizontal direction, as shown in fig. 3-6. That is, the battery pack 4 is disposed at the side of the housing 1, as close as possible to the height of the battery module 2.

Further, the height of the center of gravity G2 of the battery pack 4 does not exceed the top surface of the battery module 2.

Further, the height of the center of gravity G2 of the battery pack 4 is not lower than the height of the center of gravity G1 of the battery module 2.

Preferably, the center of gravity G2 of the battery pack 4 is located at substantially the same height as the center of gravity G1 of the battery module 2.

In some preferred embodiments, the battery pack 4 is not coincident with the projection of the battery module 2 in the vertical direction.

In some embodiments, as shown in fig. 1 and 2, the housing 1 has a plurality of battery pack mounting structures 11, and the energy storage power source 100 includes a plurality of battery pack interfaces 3, each battery pack mounting structure 11 corresponding to a battery pack interface 3 to support and charge a battery pack 4. It is worth mentioning that the battery pack 4 is not provided in the part of the battery pack mounting structure 11 in fig. 1 and 2, so as to show the battery pack interface 3.

It should be noted that the plurality of battery pack mounting structures 11 and the plurality of battery pack interfaces 3 may be adapted to only the same type of battery pack 4, or may be adapted to different types of battery packs 4. For example, a portion of the battery pack mounting structure 11 and the corresponding battery pack interface 3 fit a first type of battery pack 4, and another portion of the battery pack mounting structure 11 and the corresponding battery pack interface 3 fit a second type of battery pack 4. The first type of battery pack 4 and the second type of battery pack 4 may be different in capacity, different in shape, and the like.

In some preferred embodiments, the housing 1 has first and second opposing

side walls

12 and 13, and the plurality of battery pack mounting structures 11 are relatively evenly distributed on the first and

second side walls

12 and 13, such that forces on both sides of the housing 1 are substantially balanced when the battery packs 4 are disposed on each of the battery pack mounting structures 11.

Further, as shown in fig. 8, the same number of battery pack mounting structures 11 are provided on the first side wall 12 and the second side wall 13, and the centers of gravity of the battery packs 4 provided on the respective battery pack mounting structures 11 are located at substantially the same height.

The energy storage power supply 100 further includes an inverter (not shown) disposed in the housing 1, the inverter being disposed above the battery module 2, the inverter being electrically connected to the battery module 2 for ac/dc conversion of the current output from the battery module 2.

The energy storage power supply 100 further includes a BMS control unit (not shown in the drawings) disposed in the case 1, which is electrically connected to the battery module 2 for providing protection to the battery module 2. In some embodiments, the battery pack interface 3 is electrically connected to the battery module 2 through a BMS control unit, which may also protect the battery pack 4.

The battery module 2 includes a battery case and a plurality of battery cells disposed in the battery case,

energy storage power supply 100 is still including setting up a plurality of interfaces that charge on the outer wall of shell 1, and energy storage power supply 100 accessible charges the direct consumer power supply to outside of interface.

Further, the charging interface and the battery pack mounting structure 11 are disposed on different side walls of the housing 1.

In some embodiments, the housing 1 has first and second opposing

sidewalls

12 and 13 and third and fourth opposing

sidewalls

14 and 15, at least one battery pack mounting structure 11 is disposed on the first and/or

second sidewalls

12 and 13, and at least one charging interface is disposed on the third and/or

fourth sidewalls

14 and 15.

Preferably, a first charging interface 110 suitable for outputting direct current is arranged on the third side wall 14, and a second charging interface 120 suitable for outputting alternating current is arranged on the fourth side wall 15.

Further, the third side wall 14 and the fourth side wall 15 are respectively provided with a vent 130, and the energy storage power supply 100 further includes a fan disposed in the housing 1, wherein the fan is disposed at a position close to the vent 130.

In some modified embodiments, vent holes may be provided on the first side wall 12 and the second side wall 13, respectively.

Further, the energy storage power of this application is still including setting up bearing structure 5 in shell 1 bottom, and when battery package 4 set up on shell 1, bearing structure 5 can guarantee that the energy storage power is difficult to take place to empty.

In particular, the support structure 5 has at least three fulcrums, the connection of which defines a support area 40, to ensure good support stability. When the battery pack 4 is mounted on the housing 1, a projection of the center of gravity of the battery pack 4 in the vertical direction falls within the support region 50.

In some embodiments, the support structure 5 has four supporting points located at four corners of the rectangle, as shown in fig. 1 or 2, and a rectangular region defined by the connecting lines of the four supporting points is the support region 50.

In other embodiments, the support structure 5 has two support edges parallel to each other, and each support edge has at least two supporting points (i.e. two end points of the support edge), and the region defined by the two support edges is the support region 50.

In some embodiments, when the battery pack 4 is mounted on the housing 1, a projection of the geometric center of the battery pack 4 in the vertical direction falls within the support area 50.

In some embodiments, when the battery pack 4 is mounted on the housing 1, the projection of the battery pack 4 in the vertical direction falls entirely within the support region 50, so that the support structure 5 can support the energy storage power source more stably and reliably.

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:

at least one battery pack interface, the battery pack interface with the battery pack module electricity is connected, the battery pack interface sets up on the outer wall of shell in order to be used for to the battery pack charges.

2. The energy storage power supply of claim 1, wherein the battery pack mounting structure comprises a stop disposed on a side wall of the housing, the stop projecting out of the side wall of the housing to provide support for the battery pack.

3. The energy storage power supply according to claim 2, wherein the battery pack interface is disposed above the limit station, or the battery pack interface is disposed at an upper end face of the limit station.

4. The energy storage power supply of claim 1, wherein the battery pack interface protrudes from an outer wall of the housing.

5. The energy storage power supply of claim 1, wherein the battery pack module is disposed at a bottom of a receiving cavity formed by the housing.

6. The energy storage power supply of claim 1, wherein said housing has a plurality of said battery pack mounting structures, said energy storage power supply comprising a plurality of said battery pack interfaces; each of the battery pack mounting structures corresponds to one of the battery pack interfaces to provide support and charging for one of the battery packs.

7. The energy storage power supply of claim 6, wherein the housing has first and second opposing sidewalls, and the plurality of battery pack mounting structures are evenly distributed on the first and second sidewalls such that forces on the two sides of the housing are substantially balanced when the battery packs are disposed on each of the battery pack mounting structures.

8. The energy storage power supply according to claim 7, wherein the housing further has a third side wall and a fourth side wall opposite to the third side wall, the third side wall is provided with a first charging interface adapted to output direct current, and the fourth side wall is provided with a second charging interface adapted to output alternating current.

9. The energy storage power supply of any one of claims 1-8, wherein when the battery pack is mounted on the housing, the battery pack at least partially coincides with a horizontal projection of the battery module.

10. The energy storage power supply of claim 9, wherein the housing has first and second opposing side walls, the battery pack is adapted to be disposed on the first and/or second side walls by the battery pack mounting structure, and the horizontal direction is a direction from the first side wall to the second side wall.

11. The energy storage power supply of claim 9, wherein the center of gravity of the battery pack is no higher than the top surface of the battery module.

12. The energy storage power supply of claim 11, wherein the center of gravity of the battery pack is not lower than the center of gravity of the battery module.

13. The energy storage power supply of claim 9, wherein the center of gravity of the battery pack is substantially at the same height as the center of gravity of the battery module.

14. The energy storage power supply of claim 9, wherein the battery pack is not coincident with a vertical projection of the battery pack module.

15. The energy storage power supply of claim 1, further comprising an inverter disposed within the housing, the inverter being electrically connected to the battery module and disposed above the battery module.

16. The energy storage power supply of claim 1, further comprising a BMS control unit disposed within the housing, the BMS control unit being electrically connected to the battery module for providing protection to the battery module, the battery pack interface being electrically connected to the battery module through the BMS control unit.

17. The energy storage power supply according to any one of claims 1-8, further comprising a support structure disposed at the bottom of the housing, wherein the support structure has at least three support points, and each support point is sequentially connected to define a support region, and when the battery pack is mounted on the housing, a vertical projection of a center of gravity of the battery pack falls within the support region.

18. The energy storage power supply of claim 17, wherein a projection of a geometric center of the battery pack in a vertical direction when the battery pack is mounted on the housing falls within the support region.

19. The energy storage power supply of claim 17, wherein a vertical projection of the battery pack falls entirely within the support region when the battery pack is mounted on the housing.

20. The energy storage power supply of claim 17, wherein the support structure has at least four support points, the four support points being located at four corners of a rectangle, the rectangle being the support region.