CN219350575U

CN219350575U - Energy storage power supply

Info

Publication number: CN219350575U
Application number: CN202320122457.4U
Authority: CN
Inventors: 王红军; 姚松; 常海波; 王文; 谢金鑫; 程洪涛
Original assignee: Shenzhen Victpower Technology Co ltd
Current assignee: Shenzhen Victpower Technology Co ltd
Priority date: 2023-01-17
Filing date: 2023-01-17
Publication date: 2023-07-14
Anticipated expiration: 2033-01-17

Abstract

The utility model discloses an energy storage power supply, which comprises a battery assembly and a high-voltage control assembly, wherein the battery assembly comprises a plurality of battery modules which are sequentially stacked from bottom to top along the vertical direction, and two adjacent battery modules are electrically connected through a plug-in assembly; the high-voltage control assembly is overlapped on the battery assembly and is electrically connected with the battery module at the uppermost layer, and a charge-discharge interface is arranged on the high-voltage control assembly. The battery module is used for solving the problem of insufficient stability between the battery modules and improving the electricity storage capacity of the energy storage power supply.

Description

Energy storage power supply

Technical Field

The utility model relates to the technical field of electric energy storage, in particular to an energy storage power supply.

Background

At present, most of energy storage power supplies in the market are used and charged independently, and power supply can be realized when the energy storage power supplies are charged to a certain electric quantity. However, the existing energy storage power supply is not free from the condition of insufficient energy storage capacity when being applied to outdoor environments, and even if solar energy is used for charging in the power supply process, the requirement of long-time high-power continuous power supply cannot be met in the outdoor working environments. The existing energy storage power supply has the design of online use of battery modules with different voltages, but the stability among the battery modules is not enough to easily influence the normal use of the energy storage power supply when the energy storage power supply is applied to an outdoor complex environment due to loose structure among the battery modules.

Disclosure of Invention

The utility model mainly aims to provide an energy storage power supply which is used for solving the problem of insufficient stability among battery modules and improving the electricity storage capacity of the energy storage power supply.

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

the battery assembly comprises a plurality of battery modules which are sequentially stacked from bottom to top along the vertical direction, and two adjacent battery modules are electrically connected through a plug-in assembly; and

the high-voltage control assembly is overlapped on the battery assembly and electrically connected with the battery module at the uppermost layer, and a charge-discharge interface is arranged on the high-voltage control assembly.

In an embodiment, a first connection end is disposed at the top of each battery module, a second connection end in plug-in fit with the first connection end is disposed at the bottom of each battery module, and the second connection ends and the first connection ends of two adjacent battery modules form the plug-in assembly.

In an embodiment, a connector assembly is arranged at the bottom of the high-voltage control assembly, and the connector assembly is in plug-in fit with the first connecting end of the uppermost battery module.

In an embodiment, the battery module comprises an outer shell and a battery pack structure, wherein a limiting groove for limiting the movement of the battery pack structure is formed in the middle of the outer shell, so that the battery pack structure can be positioned and installed.

In an embodiment, the bottom of the outer casing corresponds to the limit groove to form a protruding portion, the battery module further comprises a cover plate covering the top of the outer casing, a concave portion is formed in the middle of the cover plate corresponding to the protruding portion, and the battery modules located on the upper side of two adjacent battery modules are clamped into the concave portion of the battery module located on the lower side through the protruding portion.

In an embodiment, the two sides of each battery module are provided with a portable part.

In an embodiment, the high-voltage control component is overlapped above the battery module at the uppermost layer, a baffle is arranged at least one side of the high-voltage control component, and a wiring groove is arranged at a position of the baffle corresponding to the charge-discharge interface.

In one embodiment, the high voltage control assembly is provided with a control switch, a display screen and status indicator lights.

In an embodiment, the energy storage power supply further comprises a cart, a carrier plate is arranged at the bottom of the cart, and a clamping position is arranged on the carrier plate and is configured to be suitable for being matched with any one of the battery module and the high-voltage control assembly in a clamping mode.

In an embodiment, be provided with the curb plate structure on the support plate, the both sides of curb plate structure are provided with the guide rail in opposite directions, battery pack with high voltage control subassembly movably install in on the support plate and follow the guide rail stacks gradually and sets up, the curb plate keep away from one side of guide rail is provided with the pushing hands, the support plate bottom is provided with the wheel subassembly.

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

1. the energy storage power supply comprises a battery assembly and a high-voltage control assembly, a plurality of battery modules of the battery assembly are sequentially stacked from bottom to top along the vertical direction, the high-voltage control assembly is stacked on the battery module at the uppermost layer of the battery assembly, the quantity of the battery modules is increased, the energy storage capacity of the energy storage power supply is improved, the assembly and the transportation are facilitated through stacking, the occupation of space is effectively reduced, and the requirement of the energy storage power supply on the use environment is reduced;

2. the plug-in component enables adjacent battery modules to be firmly connected through plug-in fit and simultaneously realize electric connection, the high-voltage control component is superposed on the battery module at the uppermost layer of the battery modules and is electrically connected with the battery module at the uppermost layer, so that the setting of a connecting structure is reduced, the stable connection of each battery module and the battery modules with the high-voltage control component is realized, the use of an energy storage power supply is prevented from being influenced by loose structure, the electric connection is realized through the plug-in component, the stability of the electric connection is ensured, and the safety and the stability of the energy storage power supply are improved;

3. the charging and discharging interfaces are arranged on the high-voltage control component, so that the problem of inconvenient connection caused by the fact that the charging and discharging interfaces are arranged on a plurality of battery modules in a scattered manner is avoided, and charging and discharging are facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an embodiment of an energy storage power supply according to the present utility model;

FIG. 2 is a schematic diagram illustrating an embodiment of an energy storage power supply according to the present utility model;

fig. 3 is a schematic view showing a structure of a battery module and a high voltage control module according to an embodiment of the present utility model in an unassembled state;

fig. 4 is an exploded view of an embodiment of a battery module according to the present utility model;

FIG. 5 is an exploded view of one embodiment of a high voltage control assembly of the present utility model;

in the figure: 10. a battery assembly; 100. a battery module; 110. an outer housing; 111. a limit groove; 1111. a limiting piece; 112. a protruding portion; 113. a carrying part; 120. a battery pack structure; 121. a battery pack; 122. a mounting bracket; 1221. a connecting piece; 123. a partition plate; 130. a cover plate; 131. a recessed portion; 141. a first connection end; 142. a second connection end; 20. a high voltage control assembly; 210. a joint assembly; 220. a package housing; 230. a circuit assembly; 231. a bottom plate; 240. a baffle; 241. wiring grooves; 251. a control switch; 252. a display screen; 260. a cover member; 261. a handle; 30. a cart; 310. a carrier plate; 311. a clamping position; 320. a side plate structure; 321. a guide rail; 330. pushing hands; 340. a wheel assembly; 341. a roller; 342. and a universal wheel.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if all the directional indicators in the embodiments of the present utility model are only used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture, if the specific posture is changed, the directional indicators are correspondingly changed.

If the description of "first", "second", etc. in this disclosure is for descriptive purposes only, it is not to be construed as indicating or implying a relative importance thereof or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. If the description of "a and/or B" is referred to in the present utility model, it means that either scheme a or scheme B is included, or both scheme a and scheme B are included. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The utility model provides an energy storage power supply.

Referring to fig. 1 to 5, the energy storage power supply according to the present utility model includes a battery assembly 10 and a high voltage control assembly 20.

The battery assembly 10 comprises a plurality of battery modules 100 which are sequentially stacked from bottom to top along the vertical direction, and two adjacent battery modules 100 are electrically connected through a plug assembly;

the high voltage control assembly 20 is stacked on the battery assembly 10 and electrically connected with the uppermost battery module 100, and a charge-discharge interface is provided on the high voltage control assembly 20.

It will be appreciated that a direction perpendicular to the ground is taken as a vertical direction and a direction parallel to the ground is taken as a horizontal direction. In the present utility model, one or more battery modules 100 may be provided according to actual needs, and when a plurality of battery modules 100 are provided, the plurality of battery modules 100 are sequentially arranged from bottom to top in the vertical direction. The dimensions of the battery modules 100 may be the same or different, and the voltages and output powers of the battery modules may be the same or different, and may be specifically set according to actual needs, which is not particularly limited herein.

In addition, the order of arranging the plurality of battery modules 100 and the high-voltage control module 20 is not particularly limited herein, and may be according to the order in which the plurality of battery modules 100 and the high-voltage control module 20 are actually arranged.

The battery modules 100 of the battery assembly 10 are sequentially stacked from bottom to top along the vertical direction, the high-voltage control assembly 20 is stacked on the battery module 100 on the uppermost layer of the battery assembly 10, the electricity storage capacity of the energy storage power supply is improved by increasing the number of the battery modules 100, and the battery modules are convenient to assemble and transport through stacking, so that occupation of space is effectively reduced, and the requirement of the energy storage power supply on the service environment is reduced.

The plug-in components enable adjacent battery modules 100 to be firmly connected through plug-in matching and simultaneously realize electric connection, so that the need of additionally arranging a connecting cable is avoided, the high-voltage control component 20 is overlapped on the uppermost battery module of the battery assembly 10 and is electrically connected with the uppermost battery module 100, the setting of a connecting structure is reduced, the stable connection of each battery module 100 and the battery assembly 10 with the high-voltage control component 20 is realized, the integral firmness of an energy storage power supply connecting structure is improved, and the influence on the use of the energy storage power supply due to the loose structure between the battery modules and between the battery assembly and the high-voltage control component is avoided; the plug-in components are electrically connected for ensure the stability of electrical connection, improve energy storage power's security and stability. Specifically, the outer casing 110 of each battery module 100 and the packaging casing 220 of the high voltage control component 20 may be configured as insulating casings, so as to optimize insulating performance and reduce occurrence of safety accidents.

The high voltage control assembly 20 is provided with a plurality of charge and discharge interfaces, and it can be understood that some or all of the charge and discharge interfaces are arranged at any position of the high voltage control assembly 20, such as one side or multiple sides of the high voltage control assembly, so that the problem of inconvenient connection caused by the scattered arrangement of the charge and discharge interfaces on the plurality of battery modules 100 is avoided, and the charge and discharge are facilitated.

Optionally, the method comprises the step of. The high-voltage control component 20 can adopt a high-voltage control device, realize battery management through the arrangement of the high-voltage control component 20, and control the running state of the energy storage power supply so as to improve the safety and reliability of the energy storage power supply.

As an alternative example, heat dissipation structures such as heat dissipation holes, heat sinks, etc. may be provided in the high voltage control assembly 20 and each battery module 100 to optimize heat dissipation performance.

In an embodiment, a first connection end 141 is disposed at the top of each battery module 100, a second connection end 142 that is in plug-in fit with the first connection end 141 is disposed at the bottom of each battery module 100, and the second connection ends 142 and the first connection ends 141 of two adjacent battery modules 100 form the plug-in assembly.

It can be understood that the second connection end 142 of the battery module 100 located at the upper side and the first connection end 141 of the battery module located at the lower side among the adjacent two battery modules 100 constitute the socket assembly.

The battery assembly 10 of the energy storage power supply comprises a plurality of battery modules 100, wherein adjacent battery modules 100 are connected in series through the plug-in assemblies, and the battery modules are electrically connected while realizing stable connection through the plug-in cooperation of the plug-in assemblies. The adjacent battery modules 100 are sequentially overlapped along the vertical direction through the plug-in components formed by the first connecting ends 141 and the second connecting ends 142, the first connecting ends 141 are arranged at the top of the battery module 100, the second connecting ends 142 are arranged at the bottom of the battery module 100, so that the occupied space of the plug-in components can be reduced, the problem that the occupied space is overlarge when the plug-in components are arranged at other positions of the battery module is avoided, the requirement on the use environment is reduced, and the processing is convenient; in addition, the alignment connection between the adjacent battery modules 100 is achieved while the first connection end 141 and the second connection end 142 are inserted, so that the assembly process can be reduced, and the processing and assembly efficiency can be effectively improved.

In an embodiment, a connector assembly 210 is disposed at the bottom of the high voltage control assembly 20, and the connector assembly 210 is in plug-in connection with the first connection end 141 of the uppermost battery module 100.

The high-voltage control assembly 20 is connected in series and communicated with the battery assembly 10 through the connector assembly 210, and the connector assembly 210 is inserted into the uppermost battery module 100 to realize the alignment connection with the battery assembly 10, so that the problems of large occupied space and complex structure caused by the additional arrangement of a positioning structure are avoided.

Optionally, one of the first connection end 141 and the second connection end 142 is selected to be connected to the male end, and the other is selected to be connected to the female end. When the first connection end 141 adopts a connection male end, the connector assembly 210 may be configured as a connection female end adapted to the connection male end, that is, the connector assembly 210 may be configured as a connection female end structure identical to or different from the second connection end 142; when the first connection end 141 is a connection female end, the connector assembly 210 may be configured as a connection male end adapted to the connection female end, that is, the connector assembly 210 may be configured as a connection male end structure identical to or different from the second connection end 142.

In an embodiment, the battery module 100 includes an outer case 110 and a battery structure 120, and a limit groove 111 for limiting the movement of the battery structure 120 is provided in the middle of the outer case 110 for positioning and mounting the battery structure 120.

Specifically, the size of the limiting groove 111 is set corresponding to the size of the battery structure 120, and in the assembled state, the limiting groove 111 is disposed around the battery structure 120.

As an alternative embodiment, the outer housing 110 is provided with a plurality of limiting members 1111, and the plurality of limiting members 1111 are spaced apart from each other to form the limiting groove 111; alternatively, the outer housing 110 is provided with a limiting groove 111 corresponding to the battery pack structure 120, and a plurality of limiting members 1111 are provided at intervals on the outer periphery of the limiting groove 111. A plurality of connecting pieces 1221 are disposed along the outer side wall of the battery pack structure 120, and the connecting pieces 1221 are fixedly connected with the limiting pieces 1111, so that the battery pack structure 120 is fixedly connected in the outer shell 110, and the battery pack structure is firmly connected, so that the battery pack structure 120 is prevented from being subjected to position deviation in the processes of processing, transporting and using, and the usability and the use experience are prevented from being influenced. Specifically, the connecting member 1221 may be configured as any connection structure suitable for practical processing and use, such as a wedge-shaped pad, and the connecting member 1221 is connected and fixed to the limiting member 1111 by any one or more of welding, screwing, bonding, clamping, and the like. In addition, one or more connecting pieces 1221 may be provided corresponding to each of the limiting pieces 1111 according to actual needs; and vice versa. The number and arrangement of the stoppers 1111 and the connectors 1221 are not specifically limited.

Optionally, the battery pack structure 120 may include a battery pack 121, where the battery pack 121 includes a plurality of unit cells, and each unit cell is wrapped with a protective sleeve such as a multi-layer PVC jacket. Further, to make the battery structure 120 more stable, the battery structure 120 further includes a mounting bracket 122, and the mounting bracket 122 is provided with a mounting groove for mounting the battery 121. Alternatively, the mounting bracket 122 may be made of plastic or the like. In addition, the number of the single cells included in each battery module may be set according to actual needs, and the number of the single cells included in the plurality of battery modules 100 may be the same or different. Further, the partition 123 may be covered on top of the mounting frame, so that the battery pack 121 is stably mounted in the mounting frame 122, and the battery pack 121 is prevented from being positionally shifted.

According to practice, it is not excluded that a connection structure such as a fixing leg is provided at the bottom of the battery pack structure 120, and the battery pack structure 120 is fixedly connected to the outer case 110 by welding, screwing, bonding, clamping, or the like.

In an embodiment, the bottom of the outer case 110 corresponds to the limiting groove 111 to form a protruding portion 112, the battery module 100 further includes a cover plate 130 covering the top of the outer case 110, a recess portion 131 is formed in the middle of the cover plate 130 corresponding to the protruding portion 112, and the battery modules 100 located on the upper side of the two adjacent battery modules 100 are all clamped into the recess portion 131 of the battery module 100 located on the lower side through the protruding portion 112.

It can be appreciated that the battery modules 100 located at the upper side of the adjacent two battery modules 100 are each snapped into the recess 131 of the battery module 100 located at the lower side through the bottom protrusion 112, so that the cover 130 is disposed to be stacked with the outer case 110 while enclosing the protrusion 112 through the recess 131 in the assembled state.

Optionally, the cover 130 is provided with a first mounting position corresponding to the first connecting end 141 for mounting the first connecting end 141, and specifically, the first connecting end 141 may be fixedly connected to the first mounting position by screwing, clamping, or the like, so that the first connecting end 141 is fixedly connected to the cover 130; the bottom of the outer housing 110 is provided with a second mounting position corresponding to the second connection end 142, so that the second connection end 142 may be mounted, and specifically, the second connection end 142 may be fixedly connected to the second mounting position by screwing, clamping, or the like, so that the second connection end 142 is fixedly connected to the outer housing 110.

To facilitate assembly and transportation, in one embodiment, the battery modules 100 are provided with a handle 113 on both sides.

In an embodiment, the high voltage control component 20 is disposed above the uppermost battery module 100 in an overlapping manner, at least one side of the high voltage control component 20 is provided with a baffle 240, and for convenience in wiring, a wiring groove 241 is disposed at a position of the baffle 240 corresponding to the charge/discharge interface.

As an alternative embodiment, the high voltage control assembly 20 includes a package housing 220 and a circuit assembly 230 assembled in the package housing 220, where the circuit assembly 230 includes, but is not limited to, a relay, a fuse, a heat sink, a controller, a display screen 252, a control switch 251, an indicator lamp, etc., and may be specifically set according to actual needs, and the circuit devices and circuit structures included in the circuit assembly 230 are not specifically limited herein. Specifically, for convenience of assembly, the high voltage control assembly 20 further includes a bottom plate 231, and the circuit assemblies 230 are all integrated on the bottom plate 231 and are assembled in the package housing 220 through the bottom plate 231. In addition, the circuit assembly 230 may be connected and fixed to the base plate 231 by a connection structure such as a fixing connection column, a screw, or the like according to actual circumstances.

According to practice, it is not excluded that the bottom plate 231 is provided as a heat dissipation plate, and mounting structures such as mounting pins, mounting holes, etc. are provided correspondingly to the bottom of the bottom plate 231, so that the circuit assembly 230 is fixedly connected in the package case 220 via the bottom plate 231. Further, a cover 260 may be capped on top of the package housing 220 to securely connect the circuit assembly 230 within the package housing 220.

Optionally, the two sides of the high voltage control assembly 20 are provided with the baffle plates 240, and the baffle plates 240 are mounted on two sides of the package housing 220 by welding, screwing, bonding, clamping, and the like. As an alternative example, to facilitate the assembly and disassembly of the baffle 240, the baffle 240 may be installed on the package casing 220 by means of a clamping connection, and specifically, two sides of the package casing 220 may be respectively provided with a clamping buckle, so that the baffle 240 is clamped and fixed on the package casing 220 by means of the clamping buckle. The baffle is provided with a wiring groove 241 so as to facilitate connection between the energy storage power supply and an external power supply device and/or a load.

To facilitate assembly and handling, in one embodiment, handles 261 are provided on both sides of the high voltage control assembly 20.

For convenience of use and convenience of the energy storage power supply, in an embodiment, the high voltage control assembly 20 is provided with a control switch 251, a display screen 252 and a status indicator lamp.

As an alternative embodiment, the control switch 251, the display screen 252 and the status indicator lamp may be disposed at any position of the high voltage control assembly 20, which is not particularly limited herein.

The control switch 251 is used to switch on and off the energy storage power supply, and control the operation state of the battery assembly 10 and/or the high voltage control assembly 20, specifically, the operation state of the positive electrode of the battery assembly 10 can be controlled. The status indicator lamp can be arranged into any luminous indication structure suitable for practical use, such as an LED indicator lamp, and is used for displaying the running state of the energy storage power supply. For convenient viewing and use, the display screen 252 is used for displaying the running state of the energy storage power supply, so as to remind the user.

For convenience in transferring and transporting, in an embodiment, the energy storage power supply further includes a cart 30, a carrier plate 310 is disposed at the bottom of the cart 30, and the carrier plate 310 is provided with a clamping position 311, where the clamping position 311 is configured to be suitable for being clamped and matched with any one of the battery module 100 and the high voltage control component 20.

As an alternative embodiment, the dimensions of the cross sections of each battery module 100 of the battery assembly 10 and the high voltage control assembly 20 along the horizontal direction may be the same, and the clamping position 311 is set corresponding to the cross-sectional lengths of the battery module 100 and the high voltage control assembly 20, so that any one of the battery module 100 and the high voltage control assembly 20 may be clamped into the carrier plate 310 of the cart 30 through the clamping position 311. Specifically, the bottom of the high voltage control assembly 20 and the bottom of the battery module 100 are both provided with a limiting groove 111, and the clamping position 311 is configured to be matched with the limiting groove 111 in a clamping manner.

In an embodiment, the carrier 310 is provided with a side plate structure 320, two sides of the side plate structure 320 are provided with guide rails 321 in opposite directions, the battery assembly 10 and the high-voltage control assembly 20 are movably mounted on the carrier 310 and are sequentially stacked along the guide rails 321, for convenience in transportation and labor saving, a push handle 330 is provided on one side of the side plate away from the guide rails 321, and a wheel assembly 340 is provided at the bottom of the carrier 310.

Optionally, for convenience in assembly and transportation, the side plate structure 320 may be disposed corresponding to at least one side of the carrier 310, so that the side plate is disposed on at least one side of the carrier 310, so as to limit the battery assembly 10 and the high voltage control assembly 20, and avoid position offset during stacking assembly or transportation. The wheel assembly 340 includes a roller 341 and a universal wheel 342, specifically, the roller 341 may be disposed on one side of the bottom of the carrier 310 corresponding to the position of the side structure, the universal wheel 342 may be disposed on the other side of the bottom of the carrier 310 corresponding to the position of the roller 341, and the transporting direction of the cart 30 may be adjusted by the universal wheel 342, so as to flexibly transfer the cart 30 according to actual needs, specifically, the battery assembly 10 and the high-voltage control assembly 20 may be supported by using the side plate structure 320 as the carrier 310 when pushing the cart 30, and the roller 341 may be used as a fulcrum to realize rapid transfer and transportation by tilting the cart 30 during the transfer process. It is understood that the length of the side plate structure 320 in the vertical direction may be set corresponding to the stack height of the battery assembly 10 and the high voltage control assembly 20.

It should be noted that, the spacing between the side plate structure 320 and the two guide rails 321 is not excluded from being set corresponding to the horizontal cross-sectional dimensions of the high voltage control component 20 and the battery module 100, so that the battery module 100 and the high voltage control component 20 can be installed in or separated from the cart 30 along the guide rails 321; of course, the guide rail 321 may be used only as a side limit, and not as a guide for loading and unloading the battery module 100 and the high voltage control module 20 into and from the cart 30.

Alternatively, the battery assembly 10 and the high voltage control assembly 20 may be provided and the cart 30 may be reloaded after the stack assembly is completed; the plurality of battery modules 100 and the high-voltage control unit 20 may be installed in the cart 30 one by one, and the stack assembly may be completed during the installation of the cart 30.

It can be appreciated that the energy storage power supply of the present utility model may or may not include the cart 30, and the high voltage control assembly 20 and the battery assembly 10 may be disposed independently of the cart 30, or may be connected and fixed to the cart 30 according to actual needs.

As an alternative example, the energy storage power supply of the present utility model may be applied to an energy storage power supply device of 10-25kw·h, and more particularly, may be applied to an energy storage power supply of 15kw·h and provided as a mobile energy storage power supply for outputting a direct current voltage of 20-200V.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. An energy storage power supply, comprising:

2. The energy storage power supply according to claim 1, wherein a first connecting end is arranged at the top of each battery module, a second connecting end which is in plug-in fit with the first connecting end is arranged at the bottom of each battery module, and the second connecting ends of two adjacent battery modules and the first connecting end form the plug-in assembly.

3. The energy storage power supply according to claim 2, wherein a connector assembly is arranged at the bottom of the high-voltage control assembly, and the connector assembly is in plug-in fit with the first connecting end of the uppermost battery module.

4. The energy storage power supply of claim 1, wherein the battery module comprises an outer housing and a battery pack structure, and a limit groove for limiting movement of the battery pack structure is formed in the middle of the outer housing for positioning and mounting the battery pack structure.

5. The energy storage power supply according to claim 4, wherein the bottom of the outer case corresponds to the limit groove to form a protruding portion, the battery module further comprises a cover plate covering the top of the outer case, a concave portion is formed in the middle of the cover plate corresponding to the protruding portion, and the battery modules located on the upper side of two adjacent battery modules are clamped into the concave portion of the battery module located on the lower side through the protruding portion.

6. The energy storage power supply according to claim 1, wherein both sides of each of the battery modules are provided with a handle.

7. The energy storage power supply according to claim 1, wherein the high-voltage control component is overlapped above the uppermost battery module, a baffle is arranged on at least one side of the high-voltage control component, and a wiring groove is arranged at a position of the baffle corresponding to the charge-discharge interface.

8. The energy storage power supply of claim 1, wherein the high voltage control assembly is provided with a control switch, a display screen and a status indicator light.

9. The energy storage power supply of any one of claims 1-8, further comprising a cart having a carrier plate disposed at a bottom thereof, the carrier plate being provided with a snap-fit location configured to snap-fit with any one of the battery module and the high voltage control assembly.

10. The energy storage power supply according to claim 9, wherein a side plate structure is arranged on the carrier plate, guide rails are arranged on two sides of the side plate structure in opposite directions, the battery assembly and the high-voltage control assembly are movably mounted on the carrier plate and are sequentially stacked along the guide rails, a pushing handle is arranged on one side, far away from the guide rails, of the side plate, and a wheel assembly is arranged at the bottom of the carrier plate.