CN219998409U

CN219998409U - Multi-group energy storage battery pack connection structure

Info

Publication number: CN219998409U
Application number: CN202321513501.0U
Authority: CN
Inventors: 郭升平
Original assignee: Guangdong Zhongxinyuan New Energy Co ltd
Current assignee: Guangdong Zhongxinyuan New Energy Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-11-10
Anticipated expiration: 2033-06-13

Abstract

The utility model relates to the technical field of energy storage battery packs, in particular to a multi-group energy storage battery pack connecting structure. The technical proposal comprises: the energy storage battery module comprises a battery pack for installing the energy storage battery module, the battery pack comprises an upper shell plate and a lower shell plate which are used for clamping the energy storage battery module in the middle, the bottom of the upper shell plate is fixedly connected with an upper plate edge, the top end of the lower shell plate is fixedly connected with a lower plate edge, and the lower plate edge is fixedly connected with the upper plate edge through a connecting shaft; the limiting assembly comprises a spring cavity, a limiting wedge block and a limiting groove, wherein the spring cavity is formed in the end face of the upper shell plate, the limiting wedge block is elastically connected in the spring cavity, and the limiting groove is formed in the inner side face of the lower shell plate and used for clamping the limiting wedge block. According to the utility model, the upper shell plate, the lower shell plate and the limiting assembly are arranged, and the upper shell plate and the lower shell plate which belong to different battery packs can be connected with each other through the limiting assembly, so that the different battery packs are connected into a whole, and the portable battery pack is convenient to carry and use uniformly.

Description

Multi-group energy storage battery pack connection structure

Technical Field

The utility model relates to the technical field of energy storage battery packs, in particular to a multi-group energy storage battery pack connecting structure.

Background

The energy storage battery pack is a power supply device which is used for improving the universality of the electric tool and enabling the working range of the electric tool not to be limited by the position of a socket.

The existing energy storage battery pack combines one or more battery modules into a whole. Each battery pack is independently arranged, and when the battery packs are required to be used or carried at the same time, the operation efficiency and the use convenience can be affected by processing each battery pack respectively. Therefore, the utility model provides a multi-group energy storage battery pack connecting structure, which can combine each battery pack into a whole, and is convenient for carrying or using integrally.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a plurality of groups of energy storage battery pack connection structures.

The technical scheme of the utility model is as follows: the multi-group energy storage battery pack connecting structure comprises an energy storage battery module, and comprises a battery pack for installing the energy storage battery module, wherein the battery pack comprises an upper shell plate and a lower shell plate which are used for clamping the energy storage battery module in the middle, the bottom of the upper shell plate is fixedly connected with an upper plate edge, the top end of the lower shell plate is fixedly connected with a lower plate edge, and the lower plate edge is fixedly connected with the upper plate edge through a connecting shaft; the limiting assembly comprises a spring cavity, a limiting wedge block and a limiting groove, wherein the spring cavity is formed in the end face of the upper shell plate, the limiting wedge block is elastically connected in the spring cavity, and the limiting groove is formed in the inner side face of the lower shell plate and used for clamping the limiting wedge block.

Optionally, the release assembly is used for releasing connection among the plurality of battery packs, and the release assembly comprises a release push plate which is slidably connected in the limit groove and used for pushing out the limit wedge block from the limit groove, and a connecting rod with one end fixedly connected with the release push plate and the other end penetrating through the outer wall of the lower shell plate.

Optionally, the release subassembly still includes the reset spring that cup joints with the connecting rod activity, reset spring's one end and spacing groove inner wall fixed connection, reset spring's the other end and release push pedal fixed connection.

Optionally, the release assembly further includes an engagement plate fixedly connected to one end of the connecting rod.

Optionally, the lower shell plate is provided with a receiving slot into which the connector board is inserted.

Optionally, the outer wall rotation of linking board is connected with the locating strip, the constant head tank that supplies the locating strip tip card to go into is all offered to the upper and lower groove face of accomodating the groove, can be spacing to the linking board through locating strip tip card income constant head tank.

Optionally, the spacing subassembly still includes the spacing spring that is located the spring intracavity, spacing spring's one end and spacing voussoir tip fixed connection, spacing spring other end and spring intracavity wall fixed connection.

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

according to the utility model, through the upper shell plate, the lower shell plate and the limiting assembly, the upper shell plate and the lower shell plate which belong to different battery packs can be mutually connected through the limiting assembly, so that the different battery packs are connected into a whole, and the portable battery pack is convenient to carry and use uniformly;

furthermore, through the design of the release assembly, the connection limit between the battery packs can be rapidly released.

Drawings

FIG. 1 is a schematic diagram of a connection structure of a plurality of groups of energy storage battery packs;

FIG. 2 is a cross-sectional view of the connection of the upper and lower shells of FIG. 1;

fig. 3 is a schematic diagram of the separation type of fig. 2.

Reference numerals: 1. an energy storage battery module;

2. a battery pack; 21. an upper shell plate; 211. an upper plate edge; 22. a lower shell plate; 221. a lower plate edge; 23. a connecting shaft;

3. a limit component; 31. a spring cavity; 32. a limit spring; 33. a limit wedge block; 34. a limit groove;

4. a release assembly; 41. releasing the push plate; 42. a connecting rod; 43. a return spring; 44. a splice plate; 45. a storage groove; 451. a positioning groove; 46. a rotating shaft; 47. and (5) positioning strips.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

As shown in fig. 1, the multi-group energy storage battery pack connection structure provided by the utility model comprises an energy storage battery module 1 and a battery pack 2 for installing the energy storage battery module 1. The battery pack 2 comprises an upper shell plate 21 and a lower shell plate 22 which clamp the energy storage battery module 1 in the middle, wherein the bottom of the upper shell plate 21 is integrally and fixedly connected with an upper plate edge 211, the top end of the lower shell plate 22 is integrally and fixedly connected with a lower plate edge 221, and the lower plate edge 221 is fixedly connected with the upper plate edge 211 through a connecting shaft 23 with threads at two ends.

As shown in fig. 1-3, the battery pack comprises a limiting component 3 for connecting a plurality of battery packs 2, wherein the limiting component 3 comprises a spring cavity 31 which is arranged on two opposite end surfaces of an upper shell plate 21, a limiting spring 32 and a limiting wedge block 33 are arranged in the spring cavity 31, one end of the limiting spring 32 is fixedly connected with the end part of the limiting wedge block 33, and the other end of the limiting spring 32 is fixedly connected with the inner wall of the spring cavity 31. The two opposite inner sides of the lower shell plate 22 are provided with limit grooves 34 for the limit wedges 33 to be clamped in.

As shown in fig. 1 to 3, the battery pack assembly further comprises a release assembly 4 for releasing the connection between the plurality of battery packs 2, wherein the release assembly 4 comprises a release push plate 41 slidably connected in the limit groove 34 and used for pushing out the limit wedge 33 from the limit groove 34, and a connecting rod 42 with one end fixedly connected with the release push plate 41 and the other end penetrating through the outer wall of the lower shell 22. Comprises a reset spring 43 movably sleeved with a connecting rod 42, one end of the reset spring 43 is fixedly connected with the inner wall of the limit groove 34, and the other end of the reset spring 43 is fixedly connected with the release push plate 41. The connecting plate comprises a connecting plate 44, both ends of the connecting plate 44 are fixedly connected with connecting rods 42 at corresponding positions, so as to drive two release push plates 41 to move simultaneously, and a containing groove 45 for the connecting plate 44 to be clamped in is formed in the lower shell plate 22, so that the occupation of the connecting plate 44 to the external space is reduced.

The working principle of the embodiment is as follows: through last shell plate 21, lower shell plate 22 and spacing subassembly 3 that set up, can be through spacing subassembly 3 with the last shell plate 21, the lower shell plate 22 interconnect that belongs to different battery package to connect different battery packages as a whole, conveniently unify and carry and use. And through the design of release subassembly 4, can release the connection spacing between the battery package fast.

Here, taking two battery packs as an example, specifically, the lower shell plate 22 at the bottom of one battery pack is placed on the upper shell plate 21 above the other battery pack as shown in fig. 1, and the limit wedge 33 pushes the limit wedge 33 outwards from the upper shell plate 21 under the action of the elastic thrust of the limit spring 32 as shown in fig. 2, so as to be clamped into the limit groove 34 formed in the lower shell plate 22, thereby realizing connection limit between the upper shell plate 21 and the lower shell plate 22, and further realizing connection between the two battery packs.

When the limit is released, the joint plate 44 is pushed towards the upper shell plate 21, the joint plate 44 drives the release push plate 41 to move through the connecting rod 42, and then the limit wedge block 33 is pushed out of the limit groove 34, and at the moment, the limit between the upper shell plate 21 and the lower shell plate 22 is released, so that the two battery packs can be separated.

Example two

Compared with the first embodiment, the connecting structure of the multi-group energy storage battery pack provided by the utility model further comprises:

as shown in fig. 3, the outer wall of the connecting plate 44 is vertically and rotatably connected with a positioning strip 47 through a rotating shaft 46, positioning grooves 451 for clamping the end parts of the positioning strip 47 are formed in the upper groove surface and the lower groove surface of the accommodating groove 45, and the connecting plate 44 can be limited by clamping the end parts of the positioning strip 47 into the positioning grooves 451.

The working principle of the embodiment is as follows: in order to further improve the connection stability between the upper shell plate 21 and the lower shell plate 22 and avoid the separation of the two plates after the connection plate 44 is accidentally pushed, in this embodiment, after the connection of the two battery packs is completed, the positioning strips 47 are rotated, so that the ends of the positioning strips 47 are clamped into the corresponding positioning grooves 451, and the connection plate 44 cannot be pushed at this time.

The above-described embodiments are merely a few alternative embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims

1. Multiunit energy storage battery package connection structure, including energy storage battery module (1), its characterized in that still includes:

the battery pack (2) is used for installing the energy storage battery module (1), the battery pack (2) comprises an upper shell plate (21) and a lower shell plate (22) which are used for clamping the energy storage battery module (1) in the middle, the bottom of the upper shell plate (21) is fixedly connected with an upper plate edge (211), the top end of the lower shell plate (22) is fixedly connected with a lower plate edge (221), and the lower plate edge (221) is fixedly connected with the upper plate edge (211) through a connecting shaft (23);

the limiting assembly (3) is used for connecting a plurality of battery packs (2), and the limiting assembly (3) comprises a spring cavity (31) formed in the end face of the upper shell plate (21), a limiting wedge block (33) elastically connected in the spring cavity (31) and a limiting groove (34) formed in the inner side face of the lower shell plate (22) and used for clamping the limiting wedge block (33).

2. The multi-group energy storage battery pack connection structure according to claim 1, further comprising a release assembly (4) for releasing the connection between the plurality of battery packs (2), wherein the release assembly (4) comprises a release push plate (41) slidably connected in the limit groove (34) for pushing out the limit wedge (33) from the limit groove (34), and a connecting rod (42) with one end fixedly connected with the release push plate (41) and the other end penetrating through the outer wall of the lower shell plate (22).

3. The multi-group energy storage battery pack connection structure according to claim 2, wherein the release assembly (4) further comprises a return spring (43) movably sleeved with the connecting rod (42), one end of the return spring (43) is fixedly connected with the inner wall of the limit groove (34), and the other end of the return spring (43) is fixedly connected with the release push plate (41).

4. The multi-pack connection structure according to claim 2, wherein the release assembly (4) further comprises an engagement plate (44) fixedly connected to one end of the connecting rod (42).

5. The multi-pack connection structure according to claim 4, wherein the lower case plate (22) is provided with a receiving groove (45) into which the connector plate (44) is engaged.

6. The connection structure of multiple groups of energy storage battery packs according to claim 5, wherein the outer wall of the connecting plate (44) is rotatably connected with a positioning strip (47), positioning grooves (451) for clamping the end parts of the positioning strip (47) are formed in the upper groove surface and the lower groove surface of the accommodating groove (45), and the connecting plate (44) can be limited by clamping the end parts of the positioning strip (47) into the positioning grooves (451).

7. The multi-group energy storage battery pack connection structure according to claim 1, wherein the limiting assembly (3) further comprises a limiting spring (32) located in the spring cavity (31), one end of the limiting spring (32) is fixedly connected with the end of the limiting wedge block (33), and the other end of the limiting spring (32) is fixedly connected with the inner wall of the spring cavity (31).